diff --git a/boards/Makefile.base b/boards/Makefile.base index 0b860294f9..bad3277527 100644 --- a/boards/Makefile.base +++ b/boards/Makefile.base @@ -28,3 +28,6 @@ endif ifeq ($(BOARD),native) INCLUDES += -I$(RIOTBOARD)/native/include/ endif +ifeq ($(BOARD),mbed_lpc1768) + INCLUDES += -I$(RIOTBOARD)/mbed_lpc1768/include/ +endif diff --git a/boards/mbed_lpc1768/Makefile b/boards/mbed_lpc1768/Makefile new file mode 100644 index 0000000000..c1ce518464 --- /dev/null +++ b/boards/mbed_lpc1768/Makefile @@ -0,0 +1,27 @@ +SRC = $(wildcard *.c) +BINDIR = $(RIOTBOARD)/$(BOARD)/bin/ +OBJ = $(SRC:%.c=$(BINDIR)%.o)## defines +DEP = $(SRC:%.c=$(BINDIR)%.d) +export ARCH = mbed_lpc1768_base.a + +INCLUDES += -Iinclude/ +INCLUDES += -I$(RIOTCPU)/$(CPU)/include +INCLUDES += -I$(RIOTBASE)/core/include + +all: $(BINDIR)$(ARCH) + +$(BINDIR)$(ARCH): $(OBJ) + $(AR) rcs $(BINDIR)$(ARCH) $(OBJ) + +# pull in dependency info for *existing* .o files +-include $(OBJ:.o=.d) + +# compile and generate dependency info +$(BINDIR)%.o: %.c + $(CC) $(CFLAGS) $(INCLUDES) $(BOARDINCLUDE) $(PROJECTINCLUDE) $(CPUINCLUDE) -c $*.c -o $(BINDIR)$*.o + $(CC) $(CFLAGS) $(INCLUDES) $(BOARDINCLUDE) $(PROJECTINCLUDE) $(CPUINCLUDE) -MM $*.c > $(BINDIR)$*.d + @printf "$(BINDIR)"|cat - $(BINDIR)$*.d > /tmp/riot_out && mv /tmp/riot_out $(BINDIR)$*.d + +# remove compilation products +clean: + rm -f $(OBJ) $(DEP) diff --git a/boards/mbed_lpc1768/Makefile.include b/boards/mbed_lpc1768/Makefile.include new file mode 100644 index 0000000000..bbc0b72644 --- /dev/null +++ b/boards/mbed_lpc1768/Makefile.include @@ -0,0 +1,28 @@ +## the cpu to build for +export CPU = lpc1768 + +# toolchain config +export PREFIX = arm-none-eabi- +export CC = @$(PREFIX)gcc +export AR = @$(PREFIX)ar +export CFLAGS = -DUSE_STDPERIPH_DRIVER -ggdb -g3 -std=gnu99 -O0 -Wall -Wstrict-prototypes -mcpu=cortex-m3 $(FPU_USAGE) -mlittle-endian -mthumb -mthumb-interwork -nostartfiles +export ASFLAGS = -ggdb -g3 -mcpu=cortex-m3 $(FPU_USAGE) -mlittle-endian +export AS = $(PREFIX)as +export LINK = $(PREFIX)gcc +export SIZE = $(PREFIX)size +export OBJCOPY = $(PREFIX)objcopy +#LINKFLAGS = -g3 -ggdb -mcpu=cortex-m3 $(FPU_USAGE) -mlittle-endian -static -lgcc -mthumb -mthumb-interwork -nostartfiles -T$(RIOTCPU)/$(CPU)/LPC1768.ld +LINKFLAGS = -mcpu=cortex-m3 -mthumb -Wl,--gc-sections,--cref --specs=nano.specs -lc -lgcc -lnosys -T$(RIOTCPU)/$(CPU)/LPC1768.ld -nostartfiles + +ifeq ($(strip $(PORT)),) + export PORT = /dev/ttyUSB0 +endif +export HEXFILE = bin/$(PROJECT).hex +export FFLAGS = $(HEXFILE) + +export ELFFILE = bin/$(PROJECT).elf +export DEBUGGER_FLAGS = $(ELFFILE) + +INCLUDES += -Iinclude/ +INCLUDES += -I$(RIOTCPU)/$(CPU)/include +export OFLAGS = -O binary diff --git a/boards/mbed_lpc1768/board_init.c b/boards/mbed_lpc1768/board_init.c new file mode 100644 index 0000000000..ac96afb101 --- /dev/null +++ b/boards/mbed_lpc1768/board_init.c @@ -0,0 +1,569 @@ +/**************************************************************************//** + * @file boards_init.c + * @brief CMSIS Cortex-M3 Device Peripheral Access Layer Source File + * for the NXP LPC17xx Device Series + * @version V1.09 + * @date 09. November 2013 + * + * @note Integrated, adopted, and renamed for RIOT by Oliver Hahm. + * + * Copyright (C) 2009 ARM Limited. All rights reserved. + * Copyright (C) 2013 Oliver Hahm + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + + +#include +#include "board.h" +#include "LPC17xx.h" + +/*--------------------- Clock Configuration ---------------------------------- +// +// Clock Configuration +// System Controls and Status Register (SCS) +// OSCRANGE: Main Oscillator Range Select +// <0=> 1 MHz to 20 MHz +// <1=> 15 MHz to 24 MHz +// OSCEN: Main Oscillator Enable +// +// +// +// Clock Source Select Register (CLKSRCSEL) +// CLKSRC: PLL Clock Source Selection +// <0=> Internal RC oscillator +// <1=> Main oscillator +// <2=> RTC oscillator +// +// +// PLL0 Configuration (Main PLL) +// PLL0 Configuration Register (PLL0CFG) +// F_cco0 = (2 * M * F_in) / N +// F_in must be in the range of 32 kHz to 50 MHz +// F_cco0 must be in the range of 275 MHz to 550 MHz +// MSEL: PLL Multiplier Selection +// <6-32768><#-1> +// M Value +// NSEL: PLL Divider Selection +// <1-256><#-1> +// N Value +// +// +// +// PLL1 Configuration (USB PLL) +// PLL1 Configuration Register (PLL1CFG) +// F_usb = M * F_osc or F_usb = F_cco1 / (2 * P) +// F_cco1 = F_osc * M * 2 * P +// F_cco1 must be in the range of 156 MHz to 320 MHz +// MSEL: PLL Multiplier Selection +// <1-32><#-1> +// M Value (for USB maximum value is 4) +// PSEL: PLL Divider Selection +// <0=> 1 +// <1=> 2 +// <2=> 4 +// <3=> 8 +// P Value +// +// +// +// CPU Clock Configuration Register (CCLKCFG) +// CCLKSEL: Divide Value for CPU Clock from PLL0 +// <1-256><#-1> +// +// +// USB Clock Configuration Register (USBCLKCFG) +// USBSEL: Divide Value for USB Clock from PLL0 +// <0-15> +// Divide is USBSEL + 1 +// +// +// Peripheral Clock Selection Register 0 (PCLKSEL0) +// PCLK_WDT: Peripheral Clock Selection for WDT +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_TIMER0: Peripheral Clock Selection for TIMER0 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_TIMER1: Peripheral Clock Selection for TIMER1 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_UART0: Peripheral Clock Selection for UART0 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_UART1: Peripheral Clock Selection for UART1 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_PWM1: Peripheral Clock Selection for PWM1 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_I2C0: Peripheral Clock Selection for I2C0 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_SPI: Peripheral Clock Selection for SPI +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_SSP1: Peripheral Clock Selection for SSP1 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_DAC: Peripheral Clock Selection for DAC +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_ADC: Peripheral Clock Selection for ADC +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_CAN1: Peripheral Clock Selection for CAN1 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 6 +// PCLK_CAN2: Peripheral Clock Selection for CAN2 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 6 +// PCLK_ACF: Peripheral Clock Selection for ACF +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 6 +// +// +// Peripheral Clock Selection Register 1 (PCLKSEL1) +// PCLK_QEI: Peripheral Clock Selection for the Quadrature Encoder Interface +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_GPIO: Peripheral Clock Selection for GPIOs +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_PCB: Peripheral Clock Selection for the Pin Connect Block +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_I2C1: Peripheral Clock Selection for I2C1 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_SSP0: Peripheral Clock Selection for SSP0 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_TIMER2: Peripheral Clock Selection for TIMER2 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_TIMER3: Peripheral Clock Selection for TIMER3 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_UART2: Peripheral Clock Selection for UART2 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_UART3: Peripheral Clock Selection for UART3 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_I2C2: Peripheral Clock Selection for I2C2 +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_I2S: Peripheral Clock Selection for I2S +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_RIT: Peripheral Clock Selection for the Repetitive Interrupt Timer +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_SYSCON: Peripheral Clock Selection for the System Control Block +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// PCLK_MC: Peripheral Clock Selection for the Motor Control PWM +// <0=> Pclk = Cclk / 4 +// <1=> Pclk = Cclk +// <2=> Pclk = Cclk / 2 +// <3=> Pclk = Hclk / 8 +// +// +// Power Control for Peripherals Register (PCONP) +// PCTIM0: Timer/Counter 0 power/clock enable +// PCTIM1: Timer/Counter 1 power/clock enable +// PCUART0: UART 0 power/clock enable +// PCUART1: UART 1 power/clock enable +// PCPWM1: PWM 1 power/clock enable +// PCI2C0: I2C interface 0 power/clock enable +// PCSPI: SPI interface power/clock enable +// PCRTC: RTC power/clock enable +// PCSSP1: SSP interface 1 power/clock enable +// PCAD: A/D converter power/clock enable +// PCCAN1: CAN controller 1 power/clock enable +// PCCAN2: CAN controller 2 power/clock enable +// PCGPIO: GPIOs power/clock enable +// PCRIT: Repetitive interrupt timer power/clock enable +// PCMC: Motor control PWM power/clock enable +// PCQEI: Quadrature encoder interface power/clock enable +// PCI2C1: I2C interface 1 power/clock enable +// PCSSP0: SSP interface 0 power/clock enable +// PCTIM2: Timer 2 power/clock enable +// PCTIM3: Timer 3 power/clock enable +// PCUART2: UART 2 power/clock enable +// PCUART3: UART 3 power/clock enable +// PCI2C2: I2C interface 2 power/clock enable +// PCI2S: I2S interface power/clock enable +// PCGPDMA: GP DMA function power/clock enable +// PCENET: Ethernet block power/clock enable +// PCUSB: USB interface power/clock enable +// +// +// Clock Output Configuration Register (CLKOUTCFG) +// CLKOUTSEL: Selects clock source for CLKOUT +// <0=> CPU clock +// <1=> Main oscillator +// <2=> Internal RC oscillator +// <3=> USB clock +// <4=> RTC oscillator +// CLKOUTDIV: Selects clock divider for CLKOUT +// <1-16><#-1> +// CLKOUT_EN: CLKOUT enable control +// +// +// +*/ +#define CLOCK_SETUP 1 +#define SCS_Val 0x00000020 +#define CLKSRCSEL_Val 0x00000001 +#define PLL0_SETUP 1 +#define PLL0CFG_Val 0x00050063 +#define PLL1_SETUP 1 +#define PLL1CFG_Val 0x00000023 +#define CCLKCFG_Val 0x00000003 +#define USBCLKCFG_Val 0x00000000 +#define PCLKSEL0_Val 0x00000000 +#define PCLKSEL1_Val 0x00000000 +#define PCONP_Val 0x042887DE +#define CLKOUTCFG_Val 0x00000000 + + +/*--------------------- Flash Accelerator Configuration ---------------------- +// +// Flash Accelerator Configuration +// FLASHTIM: Flash Access Time +// <0=> 1 CPU clock (for CPU clock up to 20 MHz) +// <1=> 2 CPU clocks (for CPU clock up to 40 MHz) +// <2=> 3 CPU clocks (for CPU clock up to 60 MHz) +// <3=> 4 CPU clocks (for CPU clock up to 80 MHz) +// <4=> 5 CPU clocks (for CPU clock up to 100 MHz) +// <5=> 6 CPU clocks (for any CPU clock) +// +*/ +#define FLASH_SETUP 1 +#define FLASHCFG_Val 0x00004000 + +/* +//-------- <<< end of configuration section >>> ------------------------------ +*/ + +/*---------------------------------------------------------------------------- + Check the register settings + *----------------------------------------------------------------------------*/ +#define CHECK_RANGE(val, min, max) ((val < min) || (val > max)) +#define CHECK_RSVD(val, mask) (val & mask) + +/* Clock Configuration -------------------------------------------------------*/ +#if (CHECK_RSVD((SCS_Val), ~0x00000030)) +#error "SCS: Invalid values of reserved bits!" +#endif + +#if (CHECK_RANGE((CLKSRCSEL_Val), 0, 2)) +#error "CLKSRCSEL: Value out of range!" +#endif + +#if (CHECK_RSVD((PLL0CFG_Val), ~0x00FF7FFF)) +#error "PLL0CFG: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((PLL1CFG_Val), ~0x0000007F)) +#error "PLL1CFG: Invalid values of reserved bits!" +#endif + +#if (PLL0_SETUP) /* if PLL0 is used */ +#if (CCLKCFG_Val < 2) /* CCLKSEL must be greater then 1 */ +#error "CCLKCFG: CCLKSEL must be greater then 1 if PLL0 is used!" +#endif +#endif + +#if (CHECK_RANGE((CCLKCFG_Val), 2, 255)) +#error "CCLKCFG: Value out of range!" +#endif + +#if (CHECK_RSVD((USBCLKCFG_Val), ~0x0000000F)) +#error "USBCLKCFG: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((PCLKSEL0_Val), 0x000C0C00)) +#error "PCLKSEL0: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((PCLKSEL1_Val), 0x03000300)) +#error "PCLKSEL1: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((PCONP_Val), 0x10100821)) +#error "PCONP: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((CLKOUTCFG_Val), ~0x000001FF)) +#error "CLKOUTCFG: Invalid values of reserved bits!" +#endif + +/* Flash Accelerator Configuration -------------------------------------------*/ +#if (CHECK_RSVD((FLASHCFG_Val), ~0x0000F000)) +#error "FLASHCFG: Invalid values of reserved bits!" +#endif + + +/*---------------------------------------------------------------------------- + DEFINES + *----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- + Define clocks + *----------------------------------------------------------------------------*/ +#define XTAL (12000000UL) /* Oscillator frequency */ +#define OSC_CLK ( XTAL) /* Main oscillator frequency */ +#define RTC_CLK ( 32000UL) /* RTC oscillator frequency */ +#define IRC_OSC ( 4000000UL) /* Internal RC oscillator frequency */ + + +/* F_cco0 = (2 * M * F_in) / N */ +#define __M (((PLL0CFG_Val ) & 0x7FFF) + 1) +#define __N (((PLL0CFG_Val >> 16) & 0x00FF) + 1) +#define __FCCO(__F_IN) ((2ULL * __M * __F_IN) / __N) +#define __CCLK_DIV (((CCLKCFG_Val ) & 0x00FF) + 1) + +/* Determine core clock frequency according to settings */ +#if (PLL0_SETUP) +#if ((CLKSRCSEL_Val & 0x03) == 1) +#define __CORE_CLK (__FCCO(OSC_CLK) / __CCLK_DIV) +#elif ((CLKSRCSEL_Val & 0x03) == 2) +#define __CORE_CLK (__FCCO(RTC_CLK) / __CCLK_DIV) +#else +#define __CORE_CLK (__FCCO(IRC_OSC) / __CCLK_DIV) +#endif +#else +#if ((CLKSRCSEL_Val & 0x03) == 1) +#define __CORE_CLK (OSC_CLK / __CCLK_DIV) +#elif ((CLKSRCSEL_Val & 0x03) == 2) +#define __CORE_CLK (RTC_CLK / __CCLK_DIV) +#else +#define __CORE_CLK (IRC_OSC / __CCLK_DIV) +#endif +#endif + +#define BLINK_DELAY (1000000) + +void loop_delay(uint32_t t) +{ + for (uint32_t delay = 0; delay < t; delay++) { + __asm("NOP"); + } +} + +void bl_blink(void) +{ + LED_ON(1); + LED_ON(2); + LED_ON(3); + LED_ON(4); + loop_delay(BLINK_DELAY); + LED_OFF(1); + LED_OFF(2); + LED_OFF(3); + LED_OFF(4); +} + +/*---------------------------------------------------------------------------- + Clock Variable definitions + *----------------------------------------------------------------------------*/ +uint32_t system_clock = __CORE_CLK;/*!< System Clock Frequency (Core Clock)*/ + + +/*---------------------------------------------------------------------------- + Clock functions + *----------------------------------------------------------------------------*/ +void clock_update(void) /* Get Core Clock Frequency */ +{ + /* Determine clock frequency according to clock register values */ + if (((LPC_SC->PLL0STAT >> 24) & 3) == 3) { /* If PLL0 enabled and connected */ + switch (LPC_SC->CLKSRCSEL & 0x03) { + case 0: /* Int. RC oscillator => PLL0 */ + case 3: /* Reserved, default to Int. RC */ + system_clock = (IRC_OSC * + ((2ULL * ((LPC_SC->PLL0STAT & 0x7FFF) + 1))) / + (((LPC_SC->PLL0STAT >> 16) & 0xFF) + 1) / + ((LPC_SC->CCLKCFG & 0xFF) + 1)); + break; + + case 1: /* Main oscillator => PLL0 */ + system_clock = (OSC_CLK * + ((2ULL * ((LPC_SC->PLL0STAT & 0x7FFF) + 1))) / + (((LPC_SC->PLL0STAT >> 16) & 0xFF) + 1) / + ((LPC_SC->CCLKCFG & 0xFF) + 1)); + break; + + case 2: /* RTC oscillator => PLL0 */ + system_clock = (RTC_CLK * + ((2ULL * ((LPC_SC->PLL0STAT & 0x7FFF) + 1))) / + (((LPC_SC->PLL0STAT >> 16) & 0xFF) + 1) / + ((LPC_SC->CCLKCFG & 0xFF) + 1)); + break; + } + } + else { + switch (LPC_SC->CLKSRCSEL & 0x03) { + case 0: /* Int. RC oscillator => PLL0 */ + case 3: /* Reserved, default to Int. RC */ + system_clock = IRC_OSC / ((LPC_SC->CCLKCFG & 0xFF) + 1); + break; + + case 1: /* Main oscillator => PLL0 */ + system_clock = OSC_CLK / ((LPC_SC->CCLKCFG & 0xFF) + 1); + break; + + case 2: /* RTC oscillator => PLL0 */ + system_clock = RTC_CLK / ((LPC_SC->CCLKCFG & 0xFF) + 1); + break; + } + } + +} + +/** + * Initialize the system + * + * @brief Setup the microcontroller system. + * Initialize the System. + */ +void board_init(void) +{ +#if (CLOCK_SETUP) /* Clock Setup */ + LPC_SC->SCS = SCS_Val; + + if (SCS_Val & (1 << 5)) { /* If Main Oscillator is enabled */ + while ((LPC_SC->SCS & (1 << 6)) == 0); /* Wait for Oscillator to be ready */ + } + + LPC_SC->CCLKCFG = CCLKCFG_Val; /* Setup Clock Divider */ + + LPC_SC->PCLKSEL0 = PCLKSEL0_Val; /* Peripheral Clock Selection */ + LPC_SC->PCLKSEL1 = PCLKSEL1_Val; + + LPC_SC->CLKSRCSEL = CLKSRCSEL_Val; /* Select Clock Source for PLL0 */ + +#if (PLL0_SETUP) + LPC_SC->PLL0CFG = PLL0CFG_Val; /* configure PLL0 */ + LPC_SC->PLL0FEED = 0xAA; + LPC_SC->PLL0FEED = 0x55; + + LPC_SC->PLL0CON = 0x01; /* PLL0 Enable */ + LPC_SC->PLL0FEED = 0xAA; + LPC_SC->PLL0FEED = 0x55; + + while (!(LPC_SC->PLL0STAT & (1 << 26))); /* Wait for PLOCK0 */ + + LPC_SC->PLL0CON = 0x03; /* PLL0 Enable & Connect */ + LPC_SC->PLL0FEED = 0xAA; + LPC_SC->PLL0FEED = 0x55; + + while (!(LPC_SC->PLL0STAT & ((1 << 25) | (1 << 24)))); /* Wait for PLLC0_STAT & PLLE0_STAT */ + +#endif + +#if (PLL1_SETUP) + LPC_SC->PLL1CFG = PLL1CFG_Val; + LPC_SC->PLL1FEED = 0xAA; + LPC_SC->PLL1FEED = 0x55; + + LPC_SC->PLL1CON = 0x01; /* PLL1 Enable */ + LPC_SC->PLL1FEED = 0xAA; + LPC_SC->PLL1FEED = 0x55; + + while (!(LPC_SC->PLL1STAT & (1 << 10))); /* Wait for PLOCK1 */ + + LPC_SC->PLL1CON = 0x03; /* PLL1 Enable & Connect */ + LPC_SC->PLL1FEED = 0xAA; + LPC_SC->PLL1FEED = 0x55; + + while (!(LPC_SC->PLL1STAT & ((1 << 9) | (1 << 8)))); /* Wait for PLLC1_STAT & PLLE1_STAT */ + +#else + LPC_SC->USBCLKCFG = USBCLKCFG_Val; /* Setup USB Clock Divider */ +#endif + + LPC_SC->PCONP = PCONP_Val; /* Power Control for Peripherals */ + + LPC_SC->CLKOUTCFG = CLKOUTCFG_Val; /* Clock Output Configuration */ +#endif + +#if (FLASH_SETUP == 1) /* Flash Accelerator Setup */ + LPC_SC->FLASHCFG = (LPC_SC->FLASHCFG & ~0x0000F000) | FLASHCFG_Val; +#endif + + /* Initialize LED pins */ + LPC_GPIO1->FIODIR |= PIN_LED1; + LPC_GPIO1->FIODIR |= PIN_LED2; + LPC_GPIO1->FIODIR |= PIN_LED3; + LPC_GPIO1->FIODIR |= PIN_LED4; + + bl_blink(); +} diff --git a/boards/mbed_lpc1768/include/board.h b/boards/mbed_lpc1768/include/board.h new file mode 100644 index 0000000000..168aa867ab --- /dev/null +++ b/boards/mbed_lpc1768/include/board.h @@ -0,0 +1,35 @@ +#ifndef __BOARD_H +#define __BOARD_H + +/** + * @file boards.h + * @author Oliver Hahm + * + * @defgroup mbed_lpc1768 mbed NXP LPC1768 development kit + * @ingroup boards + * @{ + */ + +#include +#include "bitarithm.h" + +#define PIN_LED1 (BIT18) +#define PIN_LED2 (BIT20) +#define PIN_LED3 (BIT21) +#define PIN_LED4 (BIT23) + +#define LED_ON(led_nr) (LPC_GPIO1->FIOSET = PIN_LED##led_nr) +#define LED_OFF(led_nr) (LPC_GPIO1->FIOCLR = PIN_LED##led_nr) +#define LED_TOGGLE(led_nr) (LPC_GPIO1->FIOPIN ^= PIN_LED##led_nr) + +typedef uint8_t radio_packet_length_t; + +/** + * @brief Busy waiting function (while hwtimer is not available at boot time) + * + * @param[in] t The waiting cycles + */ +void loop_delay(uint32_t t); + +/** @} */ +#endif /* __BOARD_H */ diff --git a/boards/mbed_lpc1768/include/system_LPC17xx.h b/boards/mbed_lpc1768/include/system_LPC17xx.h new file mode 100644 index 0000000000..85f789d513 --- /dev/null +++ b/boards/mbed_lpc1768/include/system_LPC17xx.h @@ -0,0 +1,56 @@ +/****************************************************************************** + * @file: system_LPC17xx.h + * @purpose: CMSIS Cortex-M3 Device Peripheral Access Layer Header File + * for the NXP LPC17xx Device Series + * @version: V1.03 + * @date: 09. November 2013 + * + * @note: Integrated and adopted for RIOT by Oliver Hahm. + *---------------------------------------------------------------------------- + * + * Copyright (C) 2009 ARM Limited. All rights reserved. + * Copyright (C) 2013 Oliver Hahm + * + * ARM Limited (ARM) is supplying this software for use with Cortex-M3 + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + + +#ifndef __SYSTEM_LPC17xx_H +#define __SYSTEM_LPC17xx_H + +#ifdef __cplusplus +extern "C" { +#endif + +extern uint32_t system_clock; /*!< System Clock Frequency (Core Clock) */ + +/** + * Initialize the system + * + * @brief Setup the microcontroller system. + * Initialize the System and update the SystemCoreClock variable. + */ +extern void board_init(void); + +/** + * Update system_clock variable + * + * @brief Updates the system_clock with current core Clock + * retrieved from cpu registers. + */ +extern void clock_update(void); + +#ifdef __cplusplus +} +#endif + +#endif /* __SYSTEM_LPC17xx_H */ diff --git a/cpu/Makefile b/cpu/Makefile index acca29a7db..3988d3058b 100644 --- a/cpu/Makefile +++ b/cpu/Makefile @@ -1,3 +1,7 @@ +ifeq ($(CPU),lpc1768) + DIRS = lpc1768 +endif + ifeq ($(CPU),lpc2387) DIRS = arm_common lpc_common lpc2387 endif @@ -27,6 +31,7 @@ $(DIRS): @"$(MAKE)" -C $@ clean: + @"$(MAKE)" -C lpc1768 clean @"$(MAKE)" -C lpc2387 clean @"$(MAKE)" -C mc1322x clean @"$(MAKE)" -C lpc_common clean diff --git a/cpu/Makefile.base b/cpu/Makefile.base index f39482ad04..9e83ceec69 100644 --- a/cpu/Makefile.base +++ b/cpu/Makefile.base @@ -1,3 +1,6 @@ +ifeq ($(CPU),lpc1768) + INCLUDES += -I$(MAKEBASE)/cpu/lpc1768/include +endif ifeq ($(CPU),lpc2387) INCLUDES += -I$(MAKEBASE)/cpu/arm_common/include/ INCLUDES += -I$(MAKEBASE)/cpu/lpc_common/include/ diff --git a/cpu/Makefile.include b/cpu/Makefile.include index 0f01f6df09..e59606c7ef 100644 --- a/cpu/Makefile.include +++ b/cpu/Makefile.include @@ -1,4 +1,7 @@ ### Minimal setup +ifeq ($(CPU),lpc1768) + export UNDEF += $(BINDIR)syscalls.o +endif ifeq ($(CPU),lpc2387) export USEMODULE += arm_common lpc_common export UNDEF += $(BINDIR)syscalls.o $(BINDIR)lpc_syscalls.o diff --git a/cpu/lpc1768/LPC1768.ld b/cpu/lpc1768/LPC1768.ld new file mode 100644 index 0000000000..0426f22764 --- /dev/null +++ b/cpu/lpc1768/LPC1768.ld @@ -0,0 +1,154 @@ +/* Linker script for mbed LPC1768 */ + +/* Linker script to configure memory regions. */ +MEMORY +{ + FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K + RAM (rwx) : ORIGIN = 0x100000C8, LENGTH = 0x7F38 + + USB_RAM(rwx) : ORIGIN = 0x2007C000, LENGTH = 16K + ETH_RAM(rwx) : ORIGIN = 0x20080000, LENGTH = 16K +} + +/* Linker script to place sections and symbol values. Should be used together + * with other linker script that defines memory regions FLASH and RAM. + * It references following symbols, which must be defined in code: + * Reset_Handler : Entry of reset handler + * + * It defines following symbols, which code can use without definition: + * __exidx_start + * __exidx_end + * __etext + * __data_start__ + * __preinit_array_start + * __preinit_array_end + * __init_array_start + * __init_array_end + * __fini_array_start + * __fini_array_end + * __data_end__ + * __bss_start__ + * __bss_end__ + * __end__ + * end + * __HeapLimit + * __StackLimit + * __StackTop + * __stack + */ +ENTRY(Reset_Handler) + +SECTIONS +{ + .text : + { + KEEP(*(.isr_vector)) + *(.text*) + + KEEP(*(.init)) + KEEP(*(.fini)) + + /* .ctors */ + *crtbegin.o(.ctors) + *crtbegin?.o(.ctors) + *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) + *(SORT(.ctors.*)) + *(.ctors) + + /* .dtors */ + *crtbegin.o(.dtors) + *crtbegin?.o(.dtors) + *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) + *(SORT(.dtors.*)) + *(.dtors) + + *(.rodata*) + + KEEP(*(.eh_frame*)) + } > FLASH + + .ARM.extab : + { + *(.ARM.extab* .gnu.linkonce.armextab.*) + } > FLASH + + __exidx_start = .; + .ARM.exidx : + { + *(.ARM.exidx* .gnu.linkonce.armexidx.*) + } > FLASH + __exidx_end = .; + + __etext = .; + __sidata = __etext; + + .data : AT (__etext) + { + __data_start__ = .; + *(vtable) + *(.data*) + + . = ALIGN(4); + /* preinit data */ + PROVIDE (__preinit_array_start = .); + KEEP(*(.preinit_array)) + PROVIDE (__preinit_array_end = .); + + . = ALIGN(4); + /* init data */ + PROVIDE (__init_array_start = .); + KEEP(*(SORT(.init_array.*))) + KEEP(*(.init_array)) + PROVIDE (__init_array_end = .); + + + . = ALIGN(4); + /* finit data */ + PROVIDE (__fini_array_start = .); + KEEP(*(SORT(.fini_array.*))) + KEEP(*(.fini_array)) + PROVIDE (__fini_array_end = .); + + . = ALIGN(4); + /* All data end */ + __data_end__ = .; + + } > RAM + + .bss : + { + __bss_start__ = .; + *(.bss*) + *(COMMON) + __bss_end__ = .; + } > RAM + + __heap_size = ORIGIN(RAM) + LENGTH(RAM) - . ;/*- __stack_size;*/ + .heap : + { + PROVIDE(__heap_start = .); + __end__ = .; + end = __end__; + *(.heap*) + . = . + __heap_size; + PROVIDE(__heap_max = .); + __HeapLimit = .; + } > RAM + + /* .stack_dummy section doesn't contains any symbols. It is only + * used for linker to calculate size of stack sections, and assign + * values to stack symbols later */ + .stack_dummy : + { + *(.stack) + } > RAM + + /* Set stack top to end of RAM, and stack limit move down by + * size of stack_dummy section */ + __StackTop = ORIGIN(RAM) + LENGTH(RAM); + __StackLimit = __StackTop - SIZEOF(.stack_dummy); + PROVIDE(__stack = __StackTop); + + /* Check if data + heap + stack exceeds RAM limit */ + ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack") +} diff --git a/cpu/lpc1768/Makefile b/cpu/lpc1768/Makefile new file mode 100644 index 0000000000..4d2bc58f26 --- /dev/null +++ b/cpu/lpc1768/Makefile @@ -0,0 +1,30 @@ +MODULE =cpu + +OBJECTS = system_LPC17xx.o startup_LPC17xx.o main.o + +CC_SYMBOLS = -DTARGET_LPC1769 -DTOOLCHAIN_GCC_ARM -DNDEBUG -D__CORTEX_M3 + +LD_FLAGS = -mcpu=cortex-m3 -mthumb -Wl,--gc-sections,-Map=$(PROJECT).map,--cref --specs=nano.specs +LD_SYS_LIBS = -lc -lgcc -lnosys + +INCLUDES = -Iinclude +INCLUDES += -I$(RIOTBASE)/core/include -I$(RIOTBASE)/sys/include -I$(RIOTBASE)/sys/lib + +all: $(BINDIR)$(MODULE).a + +include $(RIOTBASE)/Makefile.base + +clean:: + @for i in $(DIRS) ; do "$(MAKE)" -C $$i clean ; done ; + +# This is needed for NXP Cortex M devices +nxpsum: + $(CCLOCAL) nxpsum.c -std=c99 -o nxpsum + +#$(PROJECT).elf: $(OBJECTS) $(SYS_OBJECTS) +# $(LD) $(LD_FLAGS) -T$(LINKER_SCRIPT) $(LIBRARY_PATHS) -o $@ $(addprefix $(BUILD_DIR), $^) $(LIBRARIES) $(LD_SYS_LIBS) $(LIBRARIES) $(LD_SYS_LIBS) + +$(PROJECT).bin: $(PROJECT).elf nxpsum + $(OBJCOPY) -O binary $< $@ + # Compute nxp checksum on .bin file here + ./nxpsum $@ diff --git a/cpu/lpc1768/atom.c b/cpu/lpc1768/atom.c new file mode 100644 index 0000000000..3e38145ae0 --- /dev/null +++ b/cpu/lpc1768/atom.c @@ -0,0 +1,167 @@ +/** + * CPU speficic RIOT kernel function for NXP LPC1768 + * + * Copyright (C) 2013 Oliver Hahm + * + * This file subject to the terms and conditions of the GNU Lesser General + * Public License. See the file LICENSE in the top level directory for more + * details. + * + * @ingroup lpc1768 + * @{ + * @file atom.c + * @author Stefan Pfeiffer + * @author Oliver Hahm + * @} + */ + +#include "sched.h" +#include "cpu.h" +#include "irq.h" + +extern void sched_task_exit(void); +void sched_task_return(void); + +unsigned int atomic_set_return(unsigned int* p, unsigned int uiVal) { + //unsigned int cspr = disableIRQ(); //crashes + dINT(); + unsigned int uiOldVal = *p; + *p = uiVal; + //restoreIRQ(cspr); //crashes + eINT(); + return uiOldVal; +} + +void cpu_switch_context_exit(void){ + sched_run(); + sched_task_return(); +} + + +void thread_yield(void) { + asm("svc 0x01\n"); +} + + +__attribute__((naked)) +void SVC_Handler(void) +{ + save_context(); + asm("bl sched_run"); + /* call scheduler update active_thread variable with pdc of next thread + * the thread that has higest priority and is in PENDING state */ + restore_context(); +} + + /* kernel functions */ +void ctx_switch(void) +{ + /* Save return address on stack */ + /* stmfd sp!, {lr} */ + + /* disable interrupts */ + /* mov lr, #NOINT|SVCMODE */ + /* msr CPSR_c, lr */ + /* cpsid i */ + + /* save other register */ + asm("nop"); + + asm("mov r12, sp"); + asm("stmfd r12!, {r4-r11}"); + + /* save user mode stack pointer in *active_thread */ + asm("ldr r1, =active_thread"); /* r1 = &active_thread */ + asm("ldr r1, [r1]"); /* r1 = *r1 = active_thread */ + asm("str r12, [r1]"); /* store stack pointer in tasks pdc*/ + + sched_task_return(); +} +/* call scheduler so active_thread points to the next task */ +void sched_task_return(void) +{ + /* load pdc->stackpointer in r0 */ + asm("ldr r0, =active_thread"); /* r0 = &active_thread */ + asm("ldr r0, [r0]"); /* r0 = *r0 = active_thread */ + asm("ldr sp, [r0]"); /* sp = r0 restore stack pointer*/ + asm("pop {r4}"); /* skip exception return */ + asm(" pop {r4-r11}"); + asm(" pop {r0-r3,r12,lr}"); /* simulate register restor from stack */ +// asm("pop {r4}"); /*foo*/ + asm("pop {pc}"); +} +/* + * cortex m4 knows stacks and handles register backups + * + * so use different stack frame layout + * + * + * with float storage + * ------------------------------------------------------------------------------------------------------------------------------------ + * | R0 | R1 | R2 | R3 | LR | PC | xPSR | S0 | S1 | S2 | S3 | S4 | S5 | S6 | S7 | S8 | S9 | S10 | S11 | S12 | S13 | S14 | S15 | FPSCR | + * ------------------------------------------------------------------------------------------------------------------------------------ + * + * without + * + * -------------------------------------- + * | R0 | R1 | R2 | R3 | LR | PC | xPSR | + * -------------------------------------- + * + * + */ +char * thread_stack_init(void * task_func, void * stack_start, int stack_size ) { + unsigned int * stk; + stk = (unsigned int *) (stack_start + stack_size); + + /* marker */ + stk--; + *stk = 0x77777777; + + //FIXME FPSCR + stk--; + *stk = (unsigned int) 0; + + //S0 - S15 + for (int i = 15; i >= 0; i--) { + stk--; + *stk = i; + } + + //FIXME xPSR + stk--; + *stk = (unsigned int) 0x01000200; + + //program counter + stk--; + *stk = (unsigned int) task_func; + + /* link register */ + stk--; + *stk = (unsigned int) 0x0; + + /* r12 */ + stk--; + *stk = (unsigned int) 0; + + /* r0 - r3 */ + for (int i = 3; i >= 0; i--) { + stk--; + *stk = i; + } + + /* r11 - r4 */ + for (int i = 11; i >= 4; i--) { + stk--; + *stk = i; + } + + /* foo */ + /*stk--; + *stk = (unsigned int) 0xDEADBEEF;*/ + + /* lr means exception return code */ + stk--; + *stk = (unsigned int) 0xfffffff9; // return to taskmode main stack pointer + + return (char*) stk; +} diff --git a/cpu/lpc1768/cpu.c b/cpu/lpc1768/cpu.c new file mode 100644 index 0000000000..e126bd2bdc --- /dev/null +++ b/cpu/lpc1768/cpu.c @@ -0,0 +1,108 @@ +/** + * CPU specific functions for the RIOT scheduler on NXP LPC1768 + * + * Copyright (C) 2013 Oliver Hahm + * + * This file subject to the terms and conditions of the GNU Lesser General + * Public License. See the file LICENSE in the top level directory for more + * details. + * + * @file cpu.c + * @author Kaspar Schleiser + * @author Oliver Hahm + */ + +#include +#include "cpu.h" + +#define ENABLE_DEBUG (0) +#include "debug.h" + +int inISR(void) +{ + return (__get_IPSR() & 0xFF); +} + +unsigned int disableIRQ(void) +{ + // FIXME PRIMASK is the old CPSR (FAULTMASK ??? BASEPRI ???) + //PRIMASK lesen + unsigned int uiPriMask = __get_PRIMASK(); + __disable_irq(); + return uiPriMask; +} + +void restoreIRQ(unsigned oldPRIMASK) +{ + //PRIMASK lesen setzen + __set_PRIMASK(oldPRIMASK); +} + + +__attribute__((naked)) +void HardFault_Handler(void) { + DEBUG("HARD FAULT\n"); + while(1); +} + +__attribute__((naked)) +void BusFault_Handler(void) { + DEBUG("BusFault_Handler\n"); + while(1); +} + +__attribute__((naked)) +void Usage_Handler(void) { + DEBUG("Usage FAULT\n"); + while(1); +} + +__attribute__((naked)) +void WWDG_Handler(void) { + DEBUG("WWDG FAULT\n"); + while(1); +} + +void dINT(void) +{ + __disable_irq(); +} + +void eINT(void) +{ + __enable_irq(); +} + +void save_context(void) +{ + /* {r0-r3,r12,LR,PC,xPSR} are saved automatically on exception entry */ + asm("push {r4-r11}"); + /* save unsaved registers */ + asm("push {LR}"); + /* save exception return value */ + + asm("ldr r1, =active_thread"); + /* load address of currend pdc */ + asm("ldr r1, [r1]"); + /* deref pdc */ + asm("str sp, [r1]"); + /* write sp to pdc->sp means current threads stack pointer */ +} + +void restore_context(void) +{ + asm("ldr r0, =active_thread"); + /* load address of currend pdc */ + asm("ldr r0, [r0]"); + /* deref pdc */ + asm("ldr sp, [r0]"); + /* load pdc->sp to sp register */ + + asm("pop {r0}"); + /* restore exception retrun value from stack */ + asm("pop {r4-r11}"); + /* load unloaded register */ +// asm("pop {r4}"); /*foo*/ + asm("bx r0"); /* load exception return value to pc causes end of exception*/ + /* {r0-r3,r12,LR,PC,xPSR} are restored automatically on exception return */ +} diff --git a/cpu/lpc1768/include/LPC17xx.h b/cpu/lpc1768/include/LPC17xx.h new file mode 100644 index 0000000000..377fdf240a --- /dev/null +++ b/cpu/lpc1768/include/LPC17xx.h @@ -0,0 +1,1035 @@ +/**************************************************************************//** + * @file LPC17xx.h + * @brief CMSIS Cortex-M3 Core Peripheral Access Layer Header File for + * NXP LPC17xx Device Series + * @version: V1.09 + * @date: 17. March 2010 + + * + * @note + * Copyright (C) 2009 ARM Limited. All rights reserved. + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + + +#ifndef __LPC17xx_H__ +#define __LPC17xx_H__ + +/* + * ========================================================================== + * ---------- Interrupt Number Definition ----------------------------------- + * ========================================================================== + */ + +typedef enum IRQn +{ +/****** Cortex-M3 Processor Exceptions Numbers ***************************************************/ + NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */ + MemoryManagement_IRQn = -12, /*!< 4 Cortex-M3 Memory Management Interrupt */ + BusFault_IRQn = -11, /*!< 5 Cortex-M3 Bus Fault Interrupt */ + UsageFault_IRQn = -10, /*!< 6 Cortex-M3 Usage Fault Interrupt */ + SVCall_IRQn = -5, /*!< 11 Cortex-M3 SV Call Interrupt */ + DebugMonitor_IRQn = -4, /*!< 12 Cortex-M3 Debug Monitor Interrupt */ + PendSV_IRQn = -2, /*!< 14 Cortex-M3 Pend SV Interrupt */ + SysTick_IRQn = -1, /*!< 15 Cortex-M3 System Tick Interrupt */ + +/****** LPC17xx Specific Interrupt Numbers *******************************************************/ + WDT_IRQn = 0, /*!< Watchdog Timer Interrupt */ + TIMER0_IRQn = 1, /*!< Timer0 Interrupt */ + TIMER1_IRQn = 2, /*!< Timer1 Interrupt */ + TIMER2_IRQn = 3, /*!< Timer2 Interrupt */ + TIMER3_IRQn = 4, /*!< Timer3 Interrupt */ + UART0_IRQn = 5, /*!< UART0 Interrupt */ + UART1_IRQn = 6, /*!< UART1 Interrupt */ + UART2_IRQn = 7, /*!< UART2 Interrupt */ + UART3_IRQn = 8, /*!< UART3 Interrupt */ + PWM1_IRQn = 9, /*!< PWM1 Interrupt */ + I2C0_IRQn = 10, /*!< I2C0 Interrupt */ + I2C1_IRQn = 11, /*!< I2C1 Interrupt */ + I2C2_IRQn = 12, /*!< I2C2 Interrupt */ + SPI_IRQn = 13, /*!< SPI Interrupt */ + SSP0_IRQn = 14, /*!< SSP0 Interrupt */ + SSP1_IRQn = 15, /*!< SSP1 Interrupt */ + PLL0_IRQn = 16, /*!< PLL0 Lock (Main PLL) Interrupt */ + RTC_IRQn = 17, /*!< Real Time Clock Interrupt */ + EINT0_IRQn = 18, /*!< External Interrupt 0 Interrupt */ + EINT1_IRQn = 19, /*!< External Interrupt 1 Interrupt */ + EINT2_IRQn = 20, /*!< External Interrupt 2 Interrupt */ + EINT3_IRQn = 21, /*!< External Interrupt 3 Interrupt */ + ADC_IRQn = 22, /*!< A/D Converter Interrupt */ + BOD_IRQn = 23, /*!< Brown-Out Detect Interrupt */ + USB_IRQn = 24, /*!< USB Interrupt */ + CAN_IRQn = 25, /*!< CAN Interrupt */ + DMA_IRQn = 26, /*!< General Purpose DMA Interrupt */ + I2S_IRQn = 27, /*!< I2S Interrupt */ + ENET_IRQn = 28, /*!< Ethernet Interrupt */ + RIT_IRQn = 29, /*!< Repetitive Interrupt Timer Interrupt */ + MCPWM_IRQn = 30, /*!< Motor Control PWM Interrupt */ + QEI_IRQn = 31, /*!< Quadrature Encoder Interface Interrupt */ + PLL1_IRQn = 32, /*!< PLL1 Lock (USB PLL) Interrupt */ + USBActivity_IRQn = 33, /* USB Activity interrupt */ + CANActivity_IRQn = 34, /* CAN Activity interrupt */ +} IRQn_Type; + + +/* + * ========================================================================== + * ----------- Processor and Core Peripheral Section ------------------------ + * ========================================================================== + */ + +/* Configuration of the Cortex-M3 Processor and Core Peripherals */ +#define __MPU_PRESENT 1 /*!< MPU present or not */ +#define __NVIC_PRIO_BITS 5 /*!< Number of Bits used for Priority Levels */ +#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */ + + +#include "core_cm3.h" /* Cortex-M3 processor and core peripherals */ +#include "system_LPC17xx.h" /* System Header */ + + +/******************************************************************************/ +/* Device Specific Peripheral registers structures */ +/******************************************************************************/ + +#if defined ( __CC_ARM ) +#pragma anon_unions +#endif + +/*------------- System Control (SC) ------------------------------------------*/ +typedef struct +{ + __IO uint32_t FLASHCFG; /* Flash Accelerator Module */ + uint32_t RESERVED0[31]; + __IO uint32_t PLL0CON; /* Clocking and Power Control */ + __IO uint32_t PLL0CFG; + __I uint32_t PLL0STAT; + __O uint32_t PLL0FEED; + uint32_t RESERVED1[4]; + __IO uint32_t PLL1CON; + __IO uint32_t PLL1CFG; + __I uint32_t PLL1STAT; + __O uint32_t PLL1FEED; + uint32_t RESERVED2[4]; + __IO uint32_t PCON; + __IO uint32_t PCONP; + uint32_t RESERVED3[15]; + __IO uint32_t CCLKCFG; + __IO uint32_t USBCLKCFG; + __IO uint32_t CLKSRCSEL; + __IO uint32_t CANSLEEPCLR; + __IO uint32_t CANWAKEFLAGS; + uint32_t RESERVED4[10]; + __IO uint32_t EXTINT; /* External Interrupts */ + uint32_t RESERVED5; + __IO uint32_t EXTMODE; + __IO uint32_t EXTPOLAR; + uint32_t RESERVED6[12]; + __IO uint32_t RSID; /* Reset */ + uint32_t RESERVED7[7]; + __IO uint32_t SCS; /* Syscon Miscellaneous Registers */ + __IO uint32_t IRCTRIM; /* Clock Dividers */ + __IO uint32_t PCLKSEL0; + __IO uint32_t PCLKSEL1; + uint32_t RESERVED8[4]; + __IO uint32_t USBIntSt; /* USB Device/OTG Interrupt Register */ + __IO uint32_t DMAREQSEL; + __IO uint32_t CLKOUTCFG; /* Clock Output Configuration */ + } LPC_SC_TypeDef; + +/*------------- Pin Connect Block (PINCON) -----------------------------------*/ +typedef struct +{ + __IO uint32_t PINSEL0; + __IO uint32_t PINSEL1; + __IO uint32_t PINSEL2; + __IO uint32_t PINSEL3; + __IO uint32_t PINSEL4; + __IO uint32_t PINSEL5; + __IO uint32_t PINSEL6; + __IO uint32_t PINSEL7; + __IO uint32_t PINSEL8; + __IO uint32_t PINSEL9; + __IO uint32_t PINSEL10; + uint32_t RESERVED0[5]; + __IO uint32_t PINMODE0; + __IO uint32_t PINMODE1; + __IO uint32_t PINMODE2; + __IO uint32_t PINMODE3; + __IO uint32_t PINMODE4; + __IO uint32_t PINMODE5; + __IO uint32_t PINMODE6; + __IO uint32_t PINMODE7; + __IO uint32_t PINMODE8; + __IO uint32_t PINMODE9; + __IO uint32_t PINMODE_OD0; + __IO uint32_t PINMODE_OD1; + __IO uint32_t PINMODE_OD2; + __IO uint32_t PINMODE_OD3; + __IO uint32_t PINMODE_OD4; + __IO uint32_t I2CPADCFG; +} LPC_PINCON_TypeDef; + +/*------------- General Purpose Input/Output (GPIO) --------------------------*/ +typedef struct +{ + union { + __IO uint32_t FIODIR; + struct { + __IO uint16_t FIODIRL; + __IO uint16_t FIODIRH; + }; + struct { + __IO uint8_t FIODIR0; + __IO uint8_t FIODIR1; + __IO uint8_t FIODIR2; + __IO uint8_t FIODIR3; + }; + }; + uint32_t RESERVED0[3]; + union { + __IO uint32_t FIOMASK; + struct { + __IO uint16_t FIOMASKL; + __IO uint16_t FIOMASKH; + }; + struct { + __IO uint8_t FIOMASK0; + __IO uint8_t FIOMASK1; + __IO uint8_t FIOMASK2; + __IO uint8_t FIOMASK3; + }; + }; + union { + __IO uint32_t FIOPIN; + struct { + __IO uint16_t FIOPINL; + __IO uint16_t FIOPINH; + }; + struct { + __IO uint8_t FIOPIN0; + __IO uint8_t FIOPIN1; + __IO uint8_t FIOPIN2; + __IO uint8_t FIOPIN3; + }; + }; + union { + __IO uint32_t FIOSET; + struct { + __IO uint16_t FIOSETL; + __IO uint16_t FIOSETH; + }; + struct { + __IO uint8_t FIOSET0; + __IO uint8_t FIOSET1; + __IO uint8_t FIOSET2; + __IO uint8_t FIOSET3; + }; + }; + union { + __O uint32_t FIOCLR; + struct { + __O uint16_t FIOCLRL; + __O uint16_t FIOCLRH; + }; + struct { + __O uint8_t FIOCLR0; + __O uint8_t FIOCLR1; + __O uint8_t FIOCLR2; + __O uint8_t FIOCLR3; + }; + }; +} LPC_GPIO_TypeDef; + +typedef struct +{ + __I uint32_t IntStatus; + __I uint32_t IO0IntStatR; + __I uint32_t IO0IntStatF; + __O uint32_t IO0IntClr; + __IO uint32_t IO0IntEnR; + __IO uint32_t IO0IntEnF; + uint32_t RESERVED0[3]; + __I uint32_t IO2IntStatR; + __I uint32_t IO2IntStatF; + __O uint32_t IO2IntClr; + __IO uint32_t IO2IntEnR; + __IO uint32_t IO2IntEnF; +} LPC_GPIOINT_TypeDef; + +/*------------- Timer (TIM) --------------------------------------------------*/ +typedef struct +{ + __IO uint32_t IR; + __IO uint32_t TCR; + __IO uint32_t TC; + __IO uint32_t PR; + __IO uint32_t PC; + __IO uint32_t MCR; + __IO uint32_t MR0; + __IO uint32_t MR1; + __IO uint32_t MR2; + __IO uint32_t MR3; + __IO uint32_t CCR; + __I uint32_t CR0; + __I uint32_t CR1; + uint32_t RESERVED0[2]; + __IO uint32_t EMR; + uint32_t RESERVED1[12]; + __IO uint32_t CTCR; +} LPC_TIM_TypeDef; + +/*------------- Pulse-Width Modulation (PWM) ---------------------------------*/ +typedef struct +{ + __IO uint32_t IR; + __IO uint32_t TCR; + __IO uint32_t TC; + __IO uint32_t PR; + __IO uint32_t PC; + __IO uint32_t MCR; + __IO uint32_t MR0; + __IO uint32_t MR1; + __IO uint32_t MR2; + __IO uint32_t MR3; + __IO uint32_t CCR; + __I uint32_t CR0; + __I uint32_t CR1; + __I uint32_t CR2; + __I uint32_t CR3; + uint32_t RESERVED0; + __IO uint32_t MR4; + __IO uint32_t MR5; + __IO uint32_t MR6; + __IO uint32_t PCR; + __IO uint32_t LER; + uint32_t RESERVED1[7]; + __IO uint32_t CTCR; +} LPC_PWM_TypeDef; + +/*------------- Universal Asynchronous Receiver Transmitter (UART) -----------*/ +typedef struct +{ + union { + __I uint8_t RBR; + __O uint8_t THR; + __IO uint8_t DLL; + uint32_t RESERVED0; + }; + union { + __IO uint8_t DLM; + __IO uint32_t IER; + }; + union { + __I uint32_t IIR; + __O uint8_t FCR; + }; + __IO uint8_t LCR; + uint8_t RESERVED1[7]; + __I uint8_t LSR; + uint8_t RESERVED2[7]; + __IO uint8_t SCR; + uint8_t RESERVED3[3]; + __IO uint32_t ACR; + __IO uint8_t ICR; + uint8_t RESERVED4[3]; + __IO uint8_t FDR; + uint8_t RESERVED5[7]; + __IO uint8_t TER; + uint8_t RESERVED6[39]; + __IO uint32_t FIFOLVL; +} LPC_UART_TypeDef; + +typedef struct +{ + union { + __I uint8_t RBR; + __O uint8_t THR; + __IO uint8_t DLL; + uint32_t RESERVED0; + }; + union { + __IO uint8_t DLM; + __IO uint32_t IER; + }; + union { + __I uint32_t IIR; + __O uint8_t FCR; + }; + __IO uint8_t LCR; + uint8_t RESERVED1[7]; + __I uint8_t LSR; + uint8_t RESERVED2[7]; + __IO uint8_t SCR; + uint8_t RESERVED3[3]; + __IO uint32_t ACR; + __IO uint8_t ICR; + uint8_t RESERVED4[3]; + __IO uint8_t FDR; + uint8_t RESERVED5[7]; + __IO uint8_t TER; + uint8_t RESERVED6[39]; + __IO uint32_t FIFOLVL; +} LPC_UART0_TypeDef; + +typedef struct +{ + union { + __I uint8_t RBR; + __O uint8_t THR; + __IO uint8_t DLL; + uint32_t RESERVED0; + }; + union { + __IO uint8_t DLM; + __IO uint32_t IER; + }; + union { + __I uint32_t IIR; + __O uint8_t FCR; + }; + __IO uint8_t LCR; + uint8_t RESERVED1[3]; + __IO uint8_t MCR; + uint8_t RESERVED2[3]; + __I uint8_t LSR; + uint8_t RESERVED3[3]; + __I uint8_t MSR; + uint8_t RESERVED4[3]; + __IO uint8_t SCR; + uint8_t RESERVED5[3]; + __IO uint32_t ACR; + uint32_t RESERVED6; + __IO uint32_t FDR; + uint32_t RESERVED7; + __IO uint8_t TER; + uint8_t RESERVED8[27]; + __IO uint8_t RS485CTRL; + uint8_t RESERVED9[3]; + __IO uint8_t ADRMATCH; + uint8_t RESERVED10[3]; + __IO uint8_t RS485DLY; + uint8_t RESERVED11[3]; + __IO uint32_t FIFOLVL; +} LPC_UART1_TypeDef; + +/*------------- Serial Peripheral Interface (SPI) ----------------------------*/ +typedef struct +{ + __IO uint32_t SPCR; + __I uint32_t SPSR; + __IO uint32_t SPDR; + __IO uint32_t SPCCR; + uint32_t RESERVED0[3]; + __IO uint32_t SPINT; +} LPC_SPI_TypeDef; + +/*------------- Synchronous Serial Communication (SSP) -----------------------*/ +typedef struct +{ + __IO uint32_t CR0; + __IO uint32_t CR1; + __IO uint32_t DR; + __I uint32_t SR; + __IO uint32_t CPSR; + __IO uint32_t IMSC; + __IO uint32_t RIS; + __IO uint32_t MIS; + __IO uint32_t ICR; + __IO uint32_t DMACR; +} LPC_SSP_TypeDef; + +/*------------- Inter-Integrated Circuit (I2C) -------------------------------*/ +typedef struct +{ + __IO uint32_t I2CONSET; + __I uint32_t I2STAT; + __IO uint32_t I2DAT; + __IO uint32_t I2ADR0; + __IO uint32_t I2SCLH; + __IO uint32_t I2SCLL; + __O uint32_t I2CONCLR; + __IO uint32_t MMCTRL; + __IO uint32_t I2ADR1; + __IO uint32_t I2ADR2; + __IO uint32_t I2ADR3; + __I uint32_t I2DATA_BUFFER; + __IO uint32_t I2MASK0; + __IO uint32_t I2MASK1; + __IO uint32_t I2MASK2; + __IO uint32_t I2MASK3; +} LPC_I2C_TypeDef; + +/*------------- Inter IC Sound (I2S) -----------------------------------------*/ +typedef struct +{ + __IO uint32_t I2SDAO; + __IO uint32_t I2SDAI; + __O uint32_t I2STXFIFO; + __I uint32_t I2SRXFIFO; + __I uint32_t I2SSTATE; + __IO uint32_t I2SDMA1; + __IO uint32_t I2SDMA2; + __IO uint32_t I2SIRQ; + __IO uint32_t I2STXRATE; + __IO uint32_t I2SRXRATE; + __IO uint32_t I2STXBITRATE; + __IO uint32_t I2SRXBITRATE; + __IO uint32_t I2STXMODE; + __IO uint32_t I2SRXMODE; +} LPC_I2S_TypeDef; + +/*------------- Repetitive Interrupt Timer (RIT) -----------------------------*/ +typedef struct +{ + __IO uint32_t RICOMPVAL; + __IO uint32_t RIMASK; + __IO uint8_t RICTRL; + uint8_t RESERVED0[3]; + __IO uint32_t RICOUNTER; +} LPC_RIT_TypeDef; + +/*------------- Real-Time Clock (RTC) ----------------------------------------*/ +typedef struct +{ + __IO uint8_t ILR; + uint8_t RESERVED0[7]; + __IO uint8_t CCR; + uint8_t RESERVED1[3]; + __IO uint8_t CIIR; + uint8_t RESERVED2[3]; + __IO uint8_t AMR; + uint8_t RESERVED3[3]; + __I uint32_t CTIME0; + __I uint32_t CTIME1; + __I uint32_t CTIME2; + __IO uint8_t SEC; + uint8_t RESERVED4[3]; + __IO uint8_t MIN; + uint8_t RESERVED5[3]; + __IO uint8_t HOUR; + uint8_t RESERVED6[3]; + __IO uint8_t DOM; + uint8_t RESERVED7[3]; + __IO uint8_t DOW; + uint8_t RESERVED8[3]; + __IO uint16_t DOY; + uint16_t RESERVED9; + __IO uint8_t MONTH; + uint8_t RESERVED10[3]; + __IO uint16_t YEAR; + uint16_t RESERVED11; + __IO uint32_t CALIBRATION; + __IO uint32_t GPREG0; + __IO uint32_t GPREG1; + __IO uint32_t GPREG2; + __IO uint32_t GPREG3; + __IO uint32_t GPREG4; + __IO uint8_t RTC_AUXEN; + uint8_t RESERVED12[3]; + __IO uint8_t RTC_AUX; + uint8_t RESERVED13[3]; + __IO uint8_t ALSEC; + uint8_t RESERVED14[3]; + __IO uint8_t ALMIN; + uint8_t RESERVED15[3]; + __IO uint8_t ALHOUR; + uint8_t RESERVED16[3]; + __IO uint8_t ALDOM; + uint8_t RESERVED17[3]; + __IO uint8_t ALDOW; + uint8_t RESERVED18[3]; + __IO uint16_t ALDOY; + uint16_t RESERVED19; + __IO uint8_t ALMON; + uint8_t RESERVED20[3]; + __IO uint16_t ALYEAR; + uint16_t RESERVED21; +} LPC_RTC_TypeDef; + +/*------------- Watchdog Timer (WDT) -----------------------------------------*/ +typedef struct +{ + __IO uint8_t WDMOD; + uint8_t RESERVED0[3]; + __IO uint32_t WDTC; + __O uint8_t WDFEED; + uint8_t RESERVED1[3]; + __I uint32_t WDTV; + __IO uint32_t WDCLKSEL; +} LPC_WDT_TypeDef; + +/*------------- Analog-to-Digital Converter (ADC) ----------------------------*/ +typedef struct +{ + __IO uint32_t ADCR; + __IO uint32_t ADGDR; + uint32_t RESERVED0; + __IO uint32_t ADINTEN; + __I uint32_t ADDR0; + __I uint32_t ADDR1; + __I uint32_t ADDR2; + __I uint32_t ADDR3; + __I uint32_t ADDR4; + __I uint32_t ADDR5; + __I uint32_t ADDR6; + __I uint32_t ADDR7; + __I uint32_t ADSTAT; + __IO uint32_t ADTRM; +} LPC_ADC_TypeDef; + +/*------------- Digital-to-Analog Converter (DAC) ----------------------------*/ +typedef struct +{ + __IO uint32_t DACR; + __IO uint32_t DACCTRL; + __IO uint16_t DACCNTVAL; +} LPC_DAC_TypeDef; + +/*------------- Motor Control Pulse-Width Modulation (MCPWM) -----------------*/ +typedef struct +{ + __I uint32_t MCCON; + __O uint32_t MCCON_SET; + __O uint32_t MCCON_CLR; + __I uint32_t MCCAPCON; + __O uint32_t MCCAPCON_SET; + __O uint32_t MCCAPCON_CLR; + __IO uint32_t MCTIM0; + __IO uint32_t MCTIM1; + __IO uint32_t MCTIM2; + __IO uint32_t MCPER0; + __IO uint32_t MCPER1; + __IO uint32_t MCPER2; + __IO uint32_t MCPW0; + __IO uint32_t MCPW1; + __IO uint32_t MCPW2; + __IO uint32_t MCDEADTIME; + __IO uint32_t MCCCP; + __IO uint32_t MCCR0; + __IO uint32_t MCCR1; + __IO uint32_t MCCR2; + __I uint32_t MCINTEN; + __O uint32_t MCINTEN_SET; + __O uint32_t MCINTEN_CLR; + __I uint32_t MCCNTCON; + __O uint32_t MCCNTCON_SET; + __O uint32_t MCCNTCON_CLR; + __I uint32_t MCINTFLAG; + __O uint32_t MCINTFLAG_SET; + __O uint32_t MCINTFLAG_CLR; + __O uint32_t MCCAP_CLR; +} LPC_MCPWM_TypeDef; + +/*------------- Quadrature Encoder Interface (QEI) ---------------------------*/ +typedef struct +{ + __O uint32_t QEICON; + __I uint32_t QEISTAT; + __IO uint32_t QEICONF; + __I uint32_t QEIPOS; + __IO uint32_t QEIMAXPOS; + __IO uint32_t CMPOS0; + __IO uint32_t CMPOS1; + __IO uint32_t CMPOS2; + __I uint32_t INXCNT; + __IO uint32_t INXCMP; + __IO uint32_t QEILOAD; + __I uint32_t QEITIME; + __I uint32_t QEIVEL; + __I uint32_t QEICAP; + __IO uint32_t VELCOMP; + __IO uint32_t FILTER; + uint32_t RESERVED0[998]; + __O uint32_t QEIIEC; + __O uint32_t QEIIES; + __I uint32_t QEIINTSTAT; + __I uint32_t QEIIE; + __O uint32_t QEICLR; + __O uint32_t QEISET; +} LPC_QEI_TypeDef; + +/*------------- Controller Area Network (CAN) --------------------------------*/ +typedef struct +{ + __IO uint32_t mask[512]; /* ID Masks */ +} LPC_CANAF_RAM_TypeDef; + +typedef struct /* Acceptance Filter Registers */ +{ + __IO uint32_t AFMR; + __IO uint32_t SFF_sa; + __IO uint32_t SFF_GRP_sa; + __IO uint32_t EFF_sa; + __IO uint32_t EFF_GRP_sa; + __IO uint32_t ENDofTable; + __I uint32_t LUTerrAd; + __I uint32_t LUTerr; + __IO uint32_t FCANIE; + __IO uint32_t FCANIC0; + __IO uint32_t FCANIC1; +} LPC_CANAF_TypeDef; + +typedef struct /* Central Registers */ +{ + __I uint32_t CANTxSR; + __I uint32_t CANRxSR; + __I uint32_t CANMSR; +} LPC_CANCR_TypeDef; + +typedef struct /* Controller Registers */ +{ + __IO uint32_t MOD; + __O uint32_t CMR; + __IO uint32_t GSR; + __I uint32_t ICR; + __IO uint32_t IER; + __IO uint32_t BTR; + __IO uint32_t EWL; + __I uint32_t SR; + __IO uint32_t RFS; + __IO uint32_t RID; + __IO uint32_t RDA; + __IO uint32_t RDB; + __IO uint32_t TFI1; + __IO uint32_t TID1; + __IO uint32_t TDA1; + __IO uint32_t TDB1; + __IO uint32_t TFI2; + __IO uint32_t TID2; + __IO uint32_t TDA2; + __IO uint32_t TDB2; + __IO uint32_t TFI3; + __IO uint32_t TID3; + __IO uint32_t TDA3; + __IO uint32_t TDB3; +} LPC_CAN_TypeDef; + +/*------------- General Purpose Direct Memory Access (GPDMA) -----------------*/ +typedef struct /* Common Registers */ +{ + __I uint32_t DMACIntStat; + __I uint32_t DMACIntTCStat; + __O uint32_t DMACIntTCClear; + __I uint32_t DMACIntErrStat; + __O uint32_t DMACIntErrClr; + __I uint32_t DMACRawIntTCStat; + __I uint32_t DMACRawIntErrStat; + __I uint32_t DMACEnbldChns; + __IO uint32_t DMACSoftBReq; + __IO uint32_t DMACSoftSReq; + __IO uint32_t DMACSoftLBReq; + __IO uint32_t DMACSoftLSReq; + __IO uint32_t DMACConfig; + __IO uint32_t DMACSync; +} LPC_GPDMA_TypeDef; + +typedef struct /* Channel Registers */ +{ + __IO uint32_t DMACCSrcAddr; + __IO uint32_t DMACCDestAddr; + __IO uint32_t DMACCLLI; + __IO uint32_t DMACCControl; + __IO uint32_t DMACCConfig; +} LPC_GPDMACH_TypeDef; + +/*------------- Universal Serial Bus (USB) -----------------------------------*/ +typedef struct +{ + __I uint32_t HcRevision; /* USB Host Registers */ + __IO uint32_t HcControl; + __IO uint32_t HcCommandStatus; + __IO uint32_t HcInterruptStatus; + __IO uint32_t HcInterruptEnable; + __IO uint32_t HcInterruptDisable; + __IO uint32_t HcHCCA; + __I uint32_t HcPeriodCurrentED; + __IO uint32_t HcControlHeadED; + __IO uint32_t HcControlCurrentED; + __IO uint32_t HcBulkHeadED; + __IO uint32_t HcBulkCurrentED; + __I uint32_t HcDoneHead; + __IO uint32_t HcFmInterval; + __I uint32_t HcFmRemaining; + __I uint32_t HcFmNumber; + __IO uint32_t HcPeriodicStart; + __IO uint32_t HcLSTreshold; + __IO uint32_t HcRhDescriptorA; + __IO uint32_t HcRhDescriptorB; + __IO uint32_t HcRhStatus; + __IO uint32_t HcRhPortStatus1; + __IO uint32_t HcRhPortStatus2; + uint32_t RESERVED0[40]; + __I uint32_t Module_ID; + + __I uint32_t OTGIntSt; /* USB On-The-Go Registers */ + __IO uint32_t OTGIntEn; + __O uint32_t OTGIntSet; + __O uint32_t OTGIntClr; + __IO uint32_t OTGStCtrl; + __IO uint32_t OTGTmr; + uint32_t RESERVED1[58]; + + __I uint32_t USBDevIntSt; /* USB Device Interrupt Registers */ + __IO uint32_t USBDevIntEn; + __O uint32_t USBDevIntClr; + __O uint32_t USBDevIntSet; + + __O uint32_t USBCmdCode; /* USB Device SIE Command Registers */ + __I uint32_t USBCmdData; + + __I uint32_t USBRxData; /* USB Device Transfer Registers */ + __O uint32_t USBTxData; + __I uint32_t USBRxPLen; + __O uint32_t USBTxPLen; + __IO uint32_t USBCtrl; + __O uint32_t USBDevIntPri; + + __I uint32_t USBEpIntSt; /* USB Device Endpoint Interrupt Regs */ + __IO uint32_t USBEpIntEn; + __O uint32_t USBEpIntClr; + __O uint32_t USBEpIntSet; + __O uint32_t USBEpIntPri; + + __IO uint32_t USBReEp; /* USB Device Endpoint Realization Reg*/ + __O uint32_t USBEpInd; + __IO uint32_t USBMaxPSize; + + __I uint32_t USBDMARSt; /* USB Device DMA Registers */ + __O uint32_t USBDMARClr; + __O uint32_t USBDMARSet; + uint32_t RESERVED2[9]; + __IO uint32_t USBUDCAH; + __I uint32_t USBEpDMASt; + __O uint32_t USBEpDMAEn; + __O uint32_t USBEpDMADis; + __I uint32_t USBDMAIntSt; + __IO uint32_t USBDMAIntEn; + uint32_t RESERVED3[2]; + __I uint32_t USBEoTIntSt; + __O uint32_t USBEoTIntClr; + __O uint32_t USBEoTIntSet; + __I uint32_t USBNDDRIntSt; + __O uint32_t USBNDDRIntClr; + __O uint32_t USBNDDRIntSet; + __I uint32_t USBSysErrIntSt; + __O uint32_t USBSysErrIntClr; + __O uint32_t USBSysErrIntSet; + uint32_t RESERVED4[15]; + + union { + __I uint32_t I2C_RX; /* USB OTG I2C Registers */ + __O uint32_t I2C_TX; + }; + __I uint32_t I2C_STS; + __IO uint32_t I2C_CTL; + __IO uint32_t I2C_CLKHI; + __O uint32_t I2C_CLKLO; + uint32_t RESERVED5[824]; + + union { + __IO uint32_t USBClkCtrl; /* USB Clock Control Registers */ + __IO uint32_t OTGClkCtrl; + }; + union { + __I uint32_t USBClkSt; + __I uint32_t OTGClkSt; + }; +} LPC_USB_TypeDef; + +/*------------- Ethernet Media Access Controller (EMAC) ----------------------*/ +typedef struct +{ + __IO uint32_t MAC1; /* MAC Registers */ + __IO uint32_t MAC2; + __IO uint32_t IPGT; + __IO uint32_t IPGR; + __IO uint32_t CLRT; + __IO uint32_t MAXF; + __IO uint32_t SUPP; + __IO uint32_t TEST; + __IO uint32_t MCFG; + __IO uint32_t MCMD; + __IO uint32_t MADR; + __O uint32_t MWTD; + __I uint32_t MRDD; + __I uint32_t MIND; + uint32_t RESERVED0[2]; + __IO uint32_t SA0; + __IO uint32_t SA1; + __IO uint32_t SA2; + uint32_t RESERVED1[45]; + __IO uint32_t Command; /* Control Registers */ + __I uint32_t Status; + __IO uint32_t RxDescriptor; + __IO uint32_t RxStatus; + __IO uint32_t RxDescriptorNumber; + __I uint32_t RxProduceIndex; + __IO uint32_t RxConsumeIndex; + __IO uint32_t TxDescriptor; + __IO uint32_t TxStatus; + __IO uint32_t TxDescriptorNumber; + __IO uint32_t TxProduceIndex; + __I uint32_t TxConsumeIndex; + uint32_t RESERVED2[10]; + __I uint32_t TSV0; + __I uint32_t TSV1; + __I uint32_t RSV; + uint32_t RESERVED3[3]; + __IO uint32_t FlowControlCounter; + __I uint32_t FlowControlStatus; + uint32_t RESERVED4[34]; + __IO uint32_t RxFilterCtrl; /* Rx Filter Registers */ + __IO uint32_t RxFilterWoLStatus; + __IO uint32_t RxFilterWoLClear; + uint32_t RESERVED5; + __IO uint32_t HashFilterL; + __IO uint32_t HashFilterH; + uint32_t RESERVED6[882]; + __I uint32_t IntStatus; /* Module Control Registers */ + __IO uint32_t IntEnable; + __O uint32_t IntClear; + __O uint32_t IntSet; + uint32_t RESERVED7; + __IO uint32_t PowerDown; + uint32_t RESERVED8; + __IO uint32_t Module_ID; +} LPC_EMAC_TypeDef; + +#if defined ( __CC_ARM ) +#pragma no_anon_unions +#endif + + +/******************************************************************************/ +/* Peripheral memory map */ +/******************************************************************************/ +/* Base addresses */ +#define LPC_FLASH_BASE (0x00000000UL) +#define LPC_RAM_BASE (0x10000000UL) +#define LPC_GPIO_BASE (0x2009C000UL) +#define LPC_APB0_BASE (0x40000000UL) +#define LPC_APB1_BASE (0x40080000UL) +#define LPC_AHB_BASE (0x50000000UL) +#define LPC_CM3_BASE (0xE0000000UL) + +/* APB0 peripherals */ +#define LPC_WDT_BASE (LPC_APB0_BASE + 0x00000) +#define LPC_TIM0_BASE (LPC_APB0_BASE + 0x04000) +#define LPC_TIM1_BASE (LPC_APB0_BASE + 0x08000) +#define LPC_UART0_BASE (LPC_APB0_BASE + 0x0C000) +#define LPC_UART1_BASE (LPC_APB0_BASE + 0x10000) +#define LPC_PWM1_BASE (LPC_APB0_BASE + 0x18000) +#define LPC_I2C0_BASE (LPC_APB0_BASE + 0x1C000) +#define LPC_SPI_BASE (LPC_APB0_BASE + 0x20000) +#define LPC_RTC_BASE (LPC_APB0_BASE + 0x24000) +#define LPC_GPIOINT_BASE (LPC_APB0_BASE + 0x28080) +#define LPC_PINCON_BASE (LPC_APB0_BASE + 0x2C000) +#define LPC_SSP1_BASE (LPC_APB0_BASE + 0x30000) +#define LPC_ADC_BASE (LPC_APB0_BASE + 0x34000) +#define LPC_CANAF_RAM_BASE (LPC_APB0_BASE + 0x38000) +#define LPC_CANAF_BASE (LPC_APB0_BASE + 0x3C000) +#define LPC_CANCR_BASE (LPC_APB0_BASE + 0x40000) +#define LPC_CAN1_BASE (LPC_APB0_BASE + 0x44000) +#define LPC_CAN2_BASE (LPC_APB0_BASE + 0x48000) +#define LPC_I2C1_BASE (LPC_APB0_BASE + 0x5C000) + +/* APB1 peripherals */ +#define LPC_SSP0_BASE (LPC_APB1_BASE + 0x08000) +#define LPC_DAC_BASE (LPC_APB1_BASE + 0x0C000) +#define LPC_TIM2_BASE (LPC_APB1_BASE + 0x10000) +#define LPC_TIM3_BASE (LPC_APB1_BASE + 0x14000) +#define LPC_UART2_BASE (LPC_APB1_BASE + 0x18000) +#define LPC_UART3_BASE (LPC_APB1_BASE + 0x1C000) +#define LPC_I2C2_BASE (LPC_APB1_BASE + 0x20000) +#define LPC_I2S_BASE (LPC_APB1_BASE + 0x28000) +#define LPC_RIT_BASE (LPC_APB1_BASE + 0x30000) +#define LPC_MCPWM_BASE (LPC_APB1_BASE + 0x38000) +#define LPC_QEI_BASE (LPC_APB1_BASE + 0x3C000) +#define LPC_SC_BASE (LPC_APB1_BASE + 0x7C000) + +/* AHB peripherals */ +#define LPC_EMAC_BASE (LPC_AHB_BASE + 0x00000) +#define LPC_GPDMA_BASE (LPC_AHB_BASE + 0x04000) +#define LPC_GPDMACH0_BASE (LPC_AHB_BASE + 0x04100) +#define LPC_GPDMACH1_BASE (LPC_AHB_BASE + 0x04120) +#define LPC_GPDMACH2_BASE (LPC_AHB_BASE + 0x04140) +#define LPC_GPDMACH3_BASE (LPC_AHB_BASE + 0x04160) +#define LPC_GPDMACH4_BASE (LPC_AHB_BASE + 0x04180) +#define LPC_GPDMACH5_BASE (LPC_AHB_BASE + 0x041A0) +#define LPC_GPDMACH6_BASE (LPC_AHB_BASE + 0x041C0) +#define LPC_GPDMACH7_BASE (LPC_AHB_BASE + 0x041E0) +#define LPC_USB_BASE (LPC_AHB_BASE + 0x0C000) + +/* GPIOs */ +#define LPC_GPIO0_BASE (LPC_GPIO_BASE + 0x00000) +#define LPC_GPIO1_BASE (LPC_GPIO_BASE + 0x00020) +#define LPC_GPIO2_BASE (LPC_GPIO_BASE + 0x00040) +#define LPC_GPIO3_BASE (LPC_GPIO_BASE + 0x00060) +#define LPC_GPIO4_BASE (LPC_GPIO_BASE + 0x00080) + + +/******************************************************************************/ +/* Peripheral declaration */ +/******************************************************************************/ +#define LPC_SC ((LPC_SC_TypeDef *) LPC_SC_BASE ) +#define LPC_GPIO0 ((LPC_GPIO_TypeDef *) LPC_GPIO0_BASE ) +#define LPC_GPIO1 ((LPC_GPIO_TypeDef *) LPC_GPIO1_BASE ) +#define LPC_GPIO2 ((LPC_GPIO_TypeDef *) LPC_GPIO2_BASE ) +#define LPC_GPIO3 ((LPC_GPIO_TypeDef *) LPC_GPIO3_BASE ) +#define LPC_GPIO4 ((LPC_GPIO_TypeDef *) LPC_GPIO4_BASE ) +#define LPC_WDT ((LPC_WDT_TypeDef *) LPC_WDT_BASE ) +#define LPC_TIM0 ((LPC_TIM_TypeDef *) LPC_TIM0_BASE ) +#define LPC_TIM1 ((LPC_TIM_TypeDef *) LPC_TIM1_BASE ) +#define LPC_TIM2 ((LPC_TIM_TypeDef *) LPC_TIM2_BASE ) +#define LPC_TIM3 ((LPC_TIM_TypeDef *) LPC_TIM3_BASE ) +#define LPC_RIT ((LPC_RIT_TypeDef *) LPC_RIT_BASE ) +#define LPC_UART0 ((LPC_UART0_TypeDef *) LPC_UART0_BASE ) +#define LPC_UART1 ((LPC_UART1_TypeDef *) LPC_UART1_BASE ) +#define LPC_UART2 ((LPC_UART_TypeDef *) LPC_UART2_BASE ) +#define LPC_UART3 ((LPC_UART_TypeDef *) LPC_UART3_BASE ) +#define LPC_PWM1 ((LPC_PWM_TypeDef *) LPC_PWM1_BASE ) +#define LPC_I2C0 ((LPC_I2C_TypeDef *) LPC_I2C0_BASE ) +#define LPC_I2C1 ((LPC_I2C_TypeDef *) LPC_I2C1_BASE ) +#define LPC_I2C2 ((LPC_I2C_TypeDef *) LPC_I2C2_BASE ) +#define LPC_I2S ((LPC_I2S_TypeDef *) LPC_I2S_BASE ) +#define LPC_SPI ((LPC_SPI_TypeDef *) LPC_SPI_BASE ) +#define LPC_RTC ((LPC_RTC_TypeDef *) LPC_RTC_BASE ) +#define LPC_GPIOINT ((LPC_GPIOINT_TypeDef *) LPC_GPIOINT_BASE ) +#define LPC_PINCON ((LPC_PINCON_TypeDef *) LPC_PINCON_BASE ) +#define LPC_SSP0 ((LPC_SSP_TypeDef *) LPC_SSP0_BASE ) +#define LPC_SSP1 ((LPC_SSP_TypeDef *) LPC_SSP1_BASE ) +#define LPC_ADC ((LPC_ADC_TypeDef *) LPC_ADC_BASE ) +#define LPC_DAC ((LPC_DAC_TypeDef *) LPC_DAC_BASE ) +#define LPC_CANAF_RAM ((LPC_CANAF_RAM_TypeDef *) LPC_CANAF_RAM_BASE) +#define LPC_CANAF ((LPC_CANAF_TypeDef *) LPC_CANAF_BASE ) +#define LPC_CANCR ((LPC_CANCR_TypeDef *) LPC_CANCR_BASE ) +#define LPC_CAN1 ((LPC_CAN_TypeDef *) LPC_CAN1_BASE ) +#define LPC_CAN2 ((LPC_CAN_TypeDef *) LPC_CAN2_BASE ) +#define LPC_MCPWM ((LPC_MCPWM_TypeDef *) LPC_MCPWM_BASE ) +#define LPC_QEI ((LPC_QEI_TypeDef *) LPC_QEI_BASE ) +#define LPC_EMAC ((LPC_EMAC_TypeDef *) LPC_EMAC_BASE ) +#define LPC_GPDMA ((LPC_GPDMA_TypeDef *) LPC_GPDMA_BASE ) +#define LPC_GPDMACH0 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH0_BASE ) +#define LPC_GPDMACH1 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH1_BASE ) +#define LPC_GPDMACH2 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH2_BASE ) +#define LPC_GPDMACH3 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH3_BASE ) +#define LPC_GPDMACH4 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH4_BASE ) +#define LPC_GPDMACH5 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH5_BASE ) +#define LPC_GPDMACH6 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH6_BASE ) +#define LPC_GPDMACH7 ((LPC_GPDMACH_TypeDef *) LPC_GPDMACH7_BASE ) +#define LPC_USB ((LPC_USB_TypeDef *) LPC_USB_BASE ) + +#endif // __LPC17xx_H__ diff --git a/cpu/lpc1768/include/cmsis.h b/cpu/lpc1768/include/cmsis.h new file mode 100644 index 0000000000..2e51a087d1 --- /dev/null +++ b/cpu/lpc1768/include/cmsis.h @@ -0,0 +1,13 @@ +/* mbed Microcontroller Library - CMSIS + * Copyright (C) 2009-2011 ARM Limited. All rights reserved. + * + * A generic CMSIS include header, pulling in LPC1768 specifics + */ + +#ifndef MBED_CMSIS_H +#define MBED_CMSIS_H + +#include "LPC17xx.h" +#include "cmsis_nvic.h" + +#endif diff --git a/cpu/lpc1768/include/core_cm3.h b/cpu/lpc1768/include/core_cm3.h new file mode 100644 index 0000000000..907ab78939 --- /dev/null +++ b/cpu/lpc1768/include/core_cm3.h @@ -0,0 +1,1612 @@ +/**************************************************************************//** + * @file core_cm3.h + * @brief CMSIS Cortex-M3 Core Peripheral Access Layer Header File + * @version V3.02 + * @date 16. July 2012 + * + * @note + * Copyright (C) 2009-2012 ARM Limited. All rights reserved. + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ +#if defined ( __ICCARM__ ) + #pragma system_include /* treat file as system include file for MISRA check */ +#endif + +#ifdef __cplusplus + extern "C" { +#endif + +#ifndef __CORE_CM3_H_GENERIC +#define __CORE_CM3_H_GENERIC + +/** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions + CMSIS violates the following MISRA-C:2004 rules: + + \li Required Rule 8.5, object/function definition in header file.
+ Function definitions in header files are used to allow 'inlining'. + + \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.
+ Unions are used for effective representation of core registers. + + \li Advisory Rule 19.7, Function-like macro defined.
+ Function-like macros are used to allow more efficient code. + */ + + +/******************************************************************************* + * CMSIS definitions + ******************************************************************************/ +/** \ingroup Cortex_M3 + @{ + */ + +/* CMSIS CM3 definitions */ +#define __CM3_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */ +#define __CM3_CMSIS_VERSION_SUB (0x01) /*!< [15:0] CMSIS HAL sub version */ +#define __CM3_CMSIS_VERSION ((__CM3_CMSIS_VERSION_MAIN << 16) | \ + __CM3_CMSIS_VERSION_SUB ) /*!< CMSIS HAL version number */ + +#define __CORTEX_M (0x03) /*!< Cortex-M Core */ + + +#if defined ( __CC_ARM ) + #define __ASM __asm /*!< asm keyword for ARM Compiler */ + #define __INLINE __inline /*!< inline keyword for ARM Compiler */ + #define __STATIC_INLINE static __inline + +#elif defined ( __ICCARM__ ) + #define __ASM __asm /*!< asm keyword for IAR Compiler */ + #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */ + #define __STATIC_INLINE static inline + +#elif defined ( __TMS470__ ) + #define __ASM __asm /*!< asm keyword for TI CCS Compiler */ + #define __STATIC_INLINE static inline + +#elif defined ( __GNUC__ ) + #define __ASM __asm /*!< asm keyword for GNU Compiler */ + #define __INLINE inline /*!< inline keyword for GNU Compiler */ + #define __STATIC_INLINE static inline + +#elif defined ( __TASKING__ ) + #define __ASM __asm /*!< asm keyword for TASKING Compiler */ + #define __INLINE inline /*!< inline keyword for TASKING Compiler */ + #define __STATIC_INLINE static inline + +#endif + +/** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all +*/ +#define __FPU_USED 0 + +#if defined ( __CC_ARM ) + #if defined __TARGET_FPU_VFP + #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" + #endif + +#elif defined ( __ICCARM__ ) + #if defined __ARMVFP__ + #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" + #endif + +#elif defined ( __TMS470__ ) + #if defined __TI__VFP_SUPPORT____ + #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" + #endif + +#elif defined ( __GNUC__ ) + #if defined (__VFP_FP__) && !defined(__SOFTFP__) + #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" + #endif + +#elif defined ( __TASKING__ ) + #if defined __FPU_VFP__ + #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" + #endif +#endif + +#include /* standard types definitions */ +#include /* Core Instruction Access */ +#include /* Core Function Access */ + +#endif /* __CORE_CM3_H_GENERIC */ + +#ifndef __CMSIS_GENERIC + +#ifndef __CORE_CM3_H_DEPENDANT +#define __CORE_CM3_H_DEPENDANT + +/* check device defines and use defaults */ +#if defined __CHECK_DEVICE_DEFINES + #ifndef __CM3_REV + #define __CM3_REV 0x0200 + #warning "__CM3_REV not defined in device header file; using default!" + #endif + + #ifndef __MPU_PRESENT + #define __MPU_PRESENT 0 + #warning "__MPU_PRESENT not defined in device header file; using default!" + #endif + + #ifndef __NVIC_PRIO_BITS + #define __NVIC_PRIO_BITS 4 + #warning "__NVIC_PRIO_BITS not defined in device header file; using default!" + #endif + + #ifndef __Vendor_SysTickConfig + #define __Vendor_SysTickConfig 0 + #warning "__Vendor_SysTickConfig not defined in device header file; using default!" + #endif +#endif + +/* IO definitions (access restrictions to peripheral registers) */ +/** + \defgroup CMSIS_glob_defs CMSIS Global Defines + + IO Type Qualifiers are used + \li to specify the access to peripheral variables. + \li for automatic generation of peripheral register debug information. +*/ +#ifdef __cplusplus + #define __I volatile /*!< Defines 'read only' permissions */ +#else + #define __I volatile const /*!< Defines 'read only' permissions */ +#endif +#define __O volatile /*!< Defines 'write only' permissions */ +#define __IO volatile /*!< Defines 'read / write' permissions */ + +/*@} end of group Cortex_M3 */ + + + +/******************************************************************************* + * Register Abstraction + Core Register contain: + - Core Register + - Core NVIC Register + - Core SCB Register + - Core SysTick Register + - Core Debug Register + - Core MPU Register + ******************************************************************************/ +/** \defgroup CMSIS_core_register Defines and Type Definitions + \brief Type definitions and defines for Cortex-M processor based devices. +*/ + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_CORE Status and Control Registers + \brief Core Register type definitions. + @{ + */ + +/** \brief Union type to access the Application Program Status Register (APSR). + */ +typedef union +{ + struct + { +#if (__CORTEX_M != 0x04) + uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */ +#else + uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */ + uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ + uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */ +#endif + uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ + uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ + uint32_t C:1; /*!< bit: 29 Carry condition code flag */ + uint32_t Z:1; /*!< bit: 30 Zero condition code flag */ + uint32_t N:1; /*!< bit: 31 Negative condition code flag */ + } b; /*!< Structure used for bit access */ + uint32_t w; /*!< Type used for word access */ +} APSR_Type; + + +/** \brief Union type to access the Interrupt Program Status Register (IPSR). + */ +typedef union +{ + struct + { + uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ + uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */ + } b; /*!< Structure used for bit access */ + uint32_t w; /*!< Type used for word access */ +} IPSR_Type; + + +/** \brief Union type to access the Special-Purpose Program Status Registers (xPSR). + */ +typedef union +{ + struct + { + uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ +#if (__CORTEX_M != 0x04) + uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */ +#else + uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */ + uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ + uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */ +#endif + uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */ + uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */ + uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ + uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ + uint32_t C:1; /*!< bit: 29 Carry condition code flag */ + uint32_t Z:1; /*!< bit: 30 Zero condition code flag */ + uint32_t N:1; /*!< bit: 31 Negative condition code flag */ + } b; /*!< Structure used for bit access */ + uint32_t w; /*!< Type used for word access */ +} xPSR_Type; + + +/** \brief Union type to access the Control Registers (CONTROL). + */ +typedef union +{ + struct + { + uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */ + uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */ + uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */ + uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */ + } b; /*!< Structure used for bit access */ + uint32_t w; /*!< Type used for word access */ +} CONTROL_Type; + +/*@} end of group CMSIS_CORE */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC) + \brief Type definitions for the NVIC Registers + @{ + */ + +/** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC). + */ +typedef struct +{ + __IO uint32_t ISER[8]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */ + uint32_t RESERVED0[24]; + __IO uint32_t ICER[8]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */ + uint32_t RSERVED1[24]; + __IO uint32_t ISPR[8]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */ + uint32_t RESERVED2[24]; + __IO uint32_t ICPR[8]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */ + uint32_t RESERVED3[24]; + __IO uint32_t IABR[8]; /*!< Offset: 0x200 (R/W) Interrupt Active bit Register */ + uint32_t RESERVED4[56]; + __IO uint8_t IP[240]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register (8Bit wide) */ + uint32_t RESERVED5[644]; + __O uint32_t STIR; /*!< Offset: 0xE00 ( /W) Software Trigger Interrupt Register */ +} NVIC_Type; + +/* Software Triggered Interrupt Register Definitions */ +#define NVIC_STIR_INTID_Pos 0 /*!< STIR: INTLINESNUM Position */ +#define NVIC_STIR_INTID_Msk (0x1FFUL << NVIC_STIR_INTID_Pos) /*!< STIR: INTLINESNUM Mask */ + +/*@} end of group CMSIS_NVIC */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_SCB System Control Block (SCB) + \brief Type definitions for the System Control Block Registers + @{ + */ + +/** \brief Structure type to access the System Control Block (SCB). + */ +typedef struct +{ + __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */ + __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */ + __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */ + __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */ + __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */ + __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */ + __IO uint8_t SHP[12]; /*!< Offset: 0x018 (R/W) System Handlers Priority Registers (4-7, 8-11, 12-15) */ + __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */ + __IO uint32_t CFSR; /*!< Offset: 0x028 (R/W) Configurable Fault Status Register */ + __IO uint32_t HFSR; /*!< Offset: 0x02C (R/W) HardFault Status Register */ + __IO uint32_t DFSR; /*!< Offset: 0x030 (R/W) Debug Fault Status Register */ + __IO uint32_t MMFAR; /*!< Offset: 0x034 (R/W) MemManage Fault Address Register */ + __IO uint32_t BFAR; /*!< Offset: 0x038 (R/W) BusFault Address Register */ + __IO uint32_t AFSR; /*!< Offset: 0x03C (R/W) Auxiliary Fault Status Register */ + __I uint32_t PFR[2]; /*!< Offset: 0x040 (R/ ) Processor Feature Register */ + __I uint32_t DFR; /*!< Offset: 0x048 (R/ ) Debug Feature Register */ + __I uint32_t ADR; /*!< Offset: 0x04C (R/ ) Auxiliary Feature Register */ + __I uint32_t MMFR[4]; /*!< Offset: 0x050 (R/ ) Memory Model Feature Register */ + __I uint32_t ISAR[5]; /*!< Offset: 0x060 (R/ ) Instruction Set Attributes Register */ + uint32_t RESERVED0[5]; + __IO uint32_t CPACR; /*!< Offset: 0x088 (R/W) Coprocessor Access Control Register */ +} SCB_Type; + +/* SCB CPUID Register Definitions */ +#define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */ +#define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */ + +#define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */ +#define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */ + +#define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */ +#define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */ + +#define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */ +#define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */ + +#define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */ +#define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */ + +/* SCB Interrupt Control State Register Definitions */ +#define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */ +#define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */ + +#define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */ +#define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */ + +#define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */ +#define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */ + +#define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */ +#define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */ + +#define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */ +#define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */ + +#define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */ +#define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */ + +#define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */ +#define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */ + +#define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */ +#define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */ + +#define SCB_ICSR_RETTOBASE_Pos 11 /*!< SCB ICSR: RETTOBASE Position */ +#define SCB_ICSR_RETTOBASE_Msk (1UL << SCB_ICSR_RETTOBASE_Pos) /*!< SCB ICSR: RETTOBASE Mask */ + +#define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */ +#define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */ + +/* SCB Vector Table Offset Register Definitions */ +#if (__CM3_REV < 0x0201) /* core r2p1 */ +#define SCB_VTOR_TBLBASE_Pos 29 /*!< SCB VTOR: TBLBASE Position */ +#define SCB_VTOR_TBLBASE_Msk (1UL << SCB_VTOR_TBLBASE_Pos) /*!< SCB VTOR: TBLBASE Mask */ + +#define SCB_VTOR_TBLOFF_Pos 7 /*!< SCB VTOR: TBLOFF Position */ +#define SCB_VTOR_TBLOFF_Msk (0x3FFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */ +#else +#define SCB_VTOR_TBLOFF_Pos 7 /*!< SCB VTOR: TBLOFF Position */ +#define SCB_VTOR_TBLOFF_Msk (0x1FFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */ +#endif + +/* SCB Application Interrupt and Reset Control Register Definitions */ +#define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */ +#define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */ + +#define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */ +#define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */ + +#define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */ +#define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */ + +#define SCB_AIRCR_PRIGROUP_Pos 8 /*!< SCB AIRCR: PRIGROUP Position */ +#define SCB_AIRCR_PRIGROUP_Msk (7UL << SCB_AIRCR_PRIGROUP_Pos) /*!< SCB AIRCR: PRIGROUP Mask */ + +#define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */ +#define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */ + +#define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */ +#define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */ + +#define SCB_AIRCR_VECTRESET_Pos 0 /*!< SCB AIRCR: VECTRESET Position */ +#define SCB_AIRCR_VECTRESET_Msk (1UL << SCB_AIRCR_VECTRESET_Pos) /*!< SCB AIRCR: VECTRESET Mask */ + +/* SCB System Control Register Definitions */ +#define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */ +#define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */ + +#define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */ +#define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */ + +#define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */ +#define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */ + +/* SCB Configuration Control Register Definitions */ +#define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */ +#define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */ + +#define SCB_CCR_BFHFNMIGN_Pos 8 /*!< SCB CCR: BFHFNMIGN Position */ +#define SCB_CCR_BFHFNMIGN_Msk (1UL << SCB_CCR_BFHFNMIGN_Pos) /*!< SCB CCR: BFHFNMIGN Mask */ + +#define SCB_CCR_DIV_0_TRP_Pos 4 /*!< SCB CCR: DIV_0_TRP Position */ +#define SCB_CCR_DIV_0_TRP_Msk (1UL << SCB_CCR_DIV_0_TRP_Pos) /*!< SCB CCR: DIV_0_TRP Mask */ + +#define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */ +#define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */ + +#define SCB_CCR_USERSETMPEND_Pos 1 /*!< SCB CCR: USERSETMPEND Position */ +#define SCB_CCR_USERSETMPEND_Msk (1UL << SCB_CCR_USERSETMPEND_Pos) /*!< SCB CCR: USERSETMPEND Mask */ + +#define SCB_CCR_NONBASETHRDENA_Pos 0 /*!< SCB CCR: NONBASETHRDENA Position */ +#define SCB_CCR_NONBASETHRDENA_Msk (1UL << SCB_CCR_NONBASETHRDENA_Pos) /*!< SCB CCR: NONBASETHRDENA Mask */ + +/* SCB System Handler Control and State Register Definitions */ +#define SCB_SHCSR_USGFAULTENA_Pos 18 /*!< SCB SHCSR: USGFAULTENA Position */ +#define SCB_SHCSR_USGFAULTENA_Msk (1UL << SCB_SHCSR_USGFAULTENA_Pos) /*!< SCB SHCSR: USGFAULTENA Mask */ + +#define SCB_SHCSR_BUSFAULTENA_Pos 17 /*!< SCB SHCSR: BUSFAULTENA Position */ +#define SCB_SHCSR_BUSFAULTENA_Msk (1UL << SCB_SHCSR_BUSFAULTENA_Pos) /*!< SCB SHCSR: BUSFAULTENA Mask */ + +#define SCB_SHCSR_MEMFAULTENA_Pos 16 /*!< SCB SHCSR: MEMFAULTENA Position */ +#define SCB_SHCSR_MEMFAULTENA_Msk (1UL << SCB_SHCSR_MEMFAULTENA_Pos) /*!< SCB SHCSR: MEMFAULTENA Mask */ + +#define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */ +#define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */ + +#define SCB_SHCSR_BUSFAULTPENDED_Pos 14 /*!< SCB SHCSR: BUSFAULTPENDED Position */ +#define SCB_SHCSR_BUSFAULTPENDED_Msk (1UL << SCB_SHCSR_BUSFAULTPENDED_Pos) /*!< SCB SHCSR: BUSFAULTPENDED Mask */ + +#define SCB_SHCSR_MEMFAULTPENDED_Pos 13 /*!< SCB SHCSR: MEMFAULTPENDED Position */ +#define SCB_SHCSR_MEMFAULTPENDED_Msk (1UL << SCB_SHCSR_MEMFAULTPENDED_Pos) /*!< SCB SHCSR: MEMFAULTPENDED Mask */ + +#define SCB_SHCSR_USGFAULTPENDED_Pos 12 /*!< SCB SHCSR: USGFAULTPENDED Position */ +#define SCB_SHCSR_USGFAULTPENDED_Msk (1UL << SCB_SHCSR_USGFAULTPENDED_Pos) /*!< SCB SHCSR: USGFAULTPENDED Mask */ + +#define SCB_SHCSR_SYSTICKACT_Pos 11 /*!< SCB SHCSR: SYSTICKACT Position */ +#define SCB_SHCSR_SYSTICKACT_Msk (1UL << SCB_SHCSR_SYSTICKACT_Pos) /*!< SCB SHCSR: SYSTICKACT Mask */ + +#define SCB_SHCSR_PENDSVACT_Pos 10 /*!< SCB SHCSR: PENDSVACT Position */ +#define SCB_SHCSR_PENDSVACT_Msk (1UL << SCB_SHCSR_PENDSVACT_Pos) /*!< SCB SHCSR: PENDSVACT Mask */ + +#define SCB_SHCSR_MONITORACT_Pos 8 /*!< SCB SHCSR: MONITORACT Position */ +#define SCB_SHCSR_MONITORACT_Msk (1UL << SCB_SHCSR_MONITORACT_Pos) /*!< SCB SHCSR: MONITORACT Mask */ + +#define SCB_SHCSR_SVCALLACT_Pos 7 /*!< SCB SHCSR: SVCALLACT Position */ +#define SCB_SHCSR_SVCALLACT_Msk (1UL << SCB_SHCSR_SVCALLACT_Pos) /*!< SCB SHCSR: SVCALLACT Mask */ + +#define SCB_SHCSR_USGFAULTACT_Pos 3 /*!< SCB SHCSR: USGFAULTACT Position */ +#define SCB_SHCSR_USGFAULTACT_Msk (1UL << SCB_SHCSR_USGFAULTACT_Pos) /*!< SCB SHCSR: USGFAULTACT Mask */ + +#define SCB_SHCSR_BUSFAULTACT_Pos 1 /*!< SCB SHCSR: BUSFAULTACT Position */ +#define SCB_SHCSR_BUSFAULTACT_Msk (1UL << SCB_SHCSR_BUSFAULTACT_Pos) /*!< SCB SHCSR: BUSFAULTACT Mask */ + +#define SCB_SHCSR_MEMFAULTACT_Pos 0 /*!< SCB SHCSR: MEMFAULTACT Position */ +#define SCB_SHCSR_MEMFAULTACT_Msk (1UL << SCB_SHCSR_MEMFAULTACT_Pos) /*!< SCB SHCSR: MEMFAULTACT Mask */ + +/* SCB Configurable Fault Status Registers Definitions */ +#define SCB_CFSR_USGFAULTSR_Pos 16 /*!< SCB CFSR: Usage Fault Status Register Position */ +#define SCB_CFSR_USGFAULTSR_Msk (0xFFFFUL << SCB_CFSR_USGFAULTSR_Pos) /*!< SCB CFSR: Usage Fault Status Register Mask */ + +#define SCB_CFSR_BUSFAULTSR_Pos 8 /*!< SCB CFSR: Bus Fault Status Register Position */ +#define SCB_CFSR_BUSFAULTSR_Msk (0xFFUL << SCB_CFSR_BUSFAULTSR_Pos) /*!< SCB CFSR: Bus Fault Status Register Mask */ + +#define SCB_CFSR_MEMFAULTSR_Pos 0 /*!< SCB CFSR: Memory Manage Fault Status Register Position */ +#define SCB_CFSR_MEMFAULTSR_Msk (0xFFUL << SCB_CFSR_MEMFAULTSR_Pos) /*!< SCB CFSR: Memory Manage Fault Status Register Mask */ + +/* SCB Hard Fault Status Registers Definitions */ +#define SCB_HFSR_DEBUGEVT_Pos 31 /*!< SCB HFSR: DEBUGEVT Position */ +#define SCB_HFSR_DEBUGEVT_Msk (1UL << SCB_HFSR_DEBUGEVT_Pos) /*!< SCB HFSR: DEBUGEVT Mask */ + +#define SCB_HFSR_FORCED_Pos 30 /*!< SCB HFSR: FORCED Position */ +#define SCB_HFSR_FORCED_Msk (1UL << SCB_HFSR_FORCED_Pos) /*!< SCB HFSR: FORCED Mask */ + +#define SCB_HFSR_VECTTBL_Pos 1 /*!< SCB HFSR: VECTTBL Position */ +#define SCB_HFSR_VECTTBL_Msk (1UL << SCB_HFSR_VECTTBL_Pos) /*!< SCB HFSR: VECTTBL Mask */ + +/* SCB Debug Fault Status Register Definitions */ +#define SCB_DFSR_EXTERNAL_Pos 4 /*!< SCB DFSR: EXTERNAL Position */ +#define SCB_DFSR_EXTERNAL_Msk (1UL << SCB_DFSR_EXTERNAL_Pos) /*!< SCB DFSR: EXTERNAL Mask */ + +#define SCB_DFSR_VCATCH_Pos 3 /*!< SCB DFSR: VCATCH Position */ +#define SCB_DFSR_VCATCH_Msk (1UL << SCB_DFSR_VCATCH_Pos) /*!< SCB DFSR: VCATCH Mask */ + +#define SCB_DFSR_DWTTRAP_Pos 2 /*!< SCB DFSR: DWTTRAP Position */ +#define SCB_DFSR_DWTTRAP_Msk (1UL << SCB_DFSR_DWTTRAP_Pos) /*!< SCB DFSR: DWTTRAP Mask */ + +#define SCB_DFSR_BKPT_Pos 1 /*!< SCB DFSR: BKPT Position */ +#define SCB_DFSR_BKPT_Msk (1UL << SCB_DFSR_BKPT_Pos) /*!< SCB DFSR: BKPT Mask */ + +#define SCB_DFSR_HALTED_Pos 0 /*!< SCB DFSR: HALTED Position */ +#define SCB_DFSR_HALTED_Msk (1UL << SCB_DFSR_HALTED_Pos) /*!< SCB DFSR: HALTED Mask */ + +/*@} end of group CMSIS_SCB */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_SCnSCB System Controls not in SCB (SCnSCB) + \brief Type definitions for the System Control and ID Register not in the SCB + @{ + */ + +/** \brief Structure type to access the System Control and ID Register not in the SCB. + */ +typedef struct +{ + uint32_t RESERVED0[1]; + __I uint32_t ICTR; /*!< Offset: 0x004 (R/ ) Interrupt Controller Type Register */ +#if ((defined __CM3_REV) && (__CM3_REV >= 0x200)) + __IO uint32_t ACTLR; /*!< Offset: 0x008 (R/W) Auxiliary Control Register */ +#else + uint32_t RESERVED1[1]; +#endif +} SCnSCB_Type; + +/* Interrupt Controller Type Register Definitions */ +#define SCnSCB_ICTR_INTLINESNUM_Pos 0 /*!< ICTR: INTLINESNUM Position */ +#define SCnSCB_ICTR_INTLINESNUM_Msk (0xFUL << SCnSCB_ICTR_INTLINESNUM_Pos) /*!< ICTR: INTLINESNUM Mask */ + +/* Auxiliary Control Register Definitions */ + +#define SCnSCB_ACTLR_DISFOLD_Pos 2 /*!< ACTLR: DISFOLD Position */ +#define SCnSCB_ACTLR_DISFOLD_Msk (1UL << SCnSCB_ACTLR_DISFOLD_Pos) /*!< ACTLR: DISFOLD Mask */ + +#define SCnSCB_ACTLR_DISDEFWBUF_Pos 1 /*!< ACTLR: DISDEFWBUF Position */ +#define SCnSCB_ACTLR_DISDEFWBUF_Msk (1UL << SCnSCB_ACTLR_DISDEFWBUF_Pos) /*!< ACTLR: DISDEFWBUF Mask */ + +#define SCnSCB_ACTLR_DISMCYCINT_Pos 0 /*!< ACTLR: DISMCYCINT Position */ +#define SCnSCB_ACTLR_DISMCYCINT_Msk (1UL << SCnSCB_ACTLR_DISMCYCINT_Pos) /*!< ACTLR: DISMCYCINT Mask */ + +/*@} end of group CMSIS_SCnotSCB */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_SysTick System Tick Timer (SysTick) + \brief Type definitions for the System Timer Registers. + @{ + */ + +/** \brief Structure type to access the System Timer (SysTick). + */ +typedef struct +{ + __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */ + __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */ + __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */ + __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */ +} SysTick_Type; + +/* SysTick Control / Status Register Definitions */ +#define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */ +#define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */ + +#define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */ +#define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */ + +#define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */ +#define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */ + +#define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */ +#define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */ + +/* SysTick Reload Register Definitions */ +#define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */ +#define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */ + +/* SysTick Current Register Definitions */ +#define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */ +#define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */ + +/* SysTick Calibration Register Definitions */ +#define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */ +#define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */ + +#define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */ +#define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */ + +#define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */ +#define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */ + +/*@} end of group CMSIS_SysTick */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_ITM Instrumentation Trace Macrocell (ITM) + \brief Type definitions for the Instrumentation Trace Macrocell (ITM) + @{ + */ + +/** \brief Structure type to access the Instrumentation Trace Macrocell Register (ITM). + */ +typedef struct +{ + __O union + { + __O uint8_t u8; /*!< Offset: 0x000 ( /W) ITM Stimulus Port 8-bit */ + __O uint16_t u16; /*!< Offset: 0x000 ( /W) ITM Stimulus Port 16-bit */ + __O uint32_t u32; /*!< Offset: 0x000 ( /W) ITM Stimulus Port 32-bit */ + } PORT [32]; /*!< Offset: 0x000 ( /W) ITM Stimulus Port Registers */ + uint32_t RESERVED0[864]; + __IO uint32_t TER; /*!< Offset: 0xE00 (R/W) ITM Trace Enable Register */ + uint32_t RESERVED1[15]; + __IO uint32_t TPR; /*!< Offset: 0xE40 (R/W) ITM Trace Privilege Register */ + uint32_t RESERVED2[15]; + __IO uint32_t TCR; /*!< Offset: 0xE80 (R/W) ITM Trace Control Register */ + uint32_t RESERVED3[29]; + __O uint32_t IWR; /*!< Offset: 0xEF8 ( /W) ITM Integration Write Register */ + __I uint32_t IRR; /*!< Offset: 0xEFC (R/ ) ITM Integration Read Register */ + __IO uint32_t IMCR; /*!< Offset: 0xF00 (R/W) ITM Integration Mode Control Register */ + uint32_t RESERVED4[43]; + __O uint32_t LAR; /*!< Offset: 0xFB0 ( /W) ITM Lock Access Register */ + __I uint32_t LSR; /*!< Offset: 0xFB4 (R/ ) ITM Lock Status Register */ + uint32_t RESERVED5[6]; + __I uint32_t PID4; /*!< Offset: 0xFD0 (R/ ) ITM Peripheral Identification Register #4 */ + __I uint32_t PID5; /*!< Offset: 0xFD4 (R/ ) ITM Peripheral Identification Register #5 */ + __I uint32_t PID6; /*!< Offset: 0xFD8 (R/ ) ITM Peripheral Identification Register #6 */ + __I uint32_t PID7; /*!< Offset: 0xFDC (R/ ) ITM Peripheral Identification Register #7 */ + __I uint32_t PID0; /*!< Offset: 0xFE0 (R/ ) ITM Peripheral Identification Register #0 */ + __I uint32_t PID1; /*!< Offset: 0xFE4 (R/ ) ITM Peripheral Identification Register #1 */ + __I uint32_t PID2; /*!< Offset: 0xFE8 (R/ ) ITM Peripheral Identification Register #2 */ + __I uint32_t PID3; /*!< Offset: 0xFEC (R/ ) ITM Peripheral Identification Register #3 */ + __I uint32_t CID0; /*!< Offset: 0xFF0 (R/ ) ITM Component Identification Register #0 */ + __I uint32_t CID1; /*!< Offset: 0xFF4 (R/ ) ITM Component Identification Register #1 */ + __I uint32_t CID2; /*!< Offset: 0xFF8 (R/ ) ITM Component Identification Register #2 */ + __I uint32_t CID3; /*!< Offset: 0xFFC (R/ ) ITM Component Identification Register #3 */ +} ITM_Type; + +/* ITM Trace Privilege Register Definitions */ +#define ITM_TPR_PRIVMASK_Pos 0 /*!< ITM TPR: PRIVMASK Position */ +#define ITM_TPR_PRIVMASK_Msk (0xFUL << ITM_TPR_PRIVMASK_Pos) /*!< ITM TPR: PRIVMASK Mask */ + +/* ITM Trace Control Register Definitions */ +#define ITM_TCR_BUSY_Pos 23 /*!< ITM TCR: BUSY Position */ +#define ITM_TCR_BUSY_Msk (1UL << ITM_TCR_BUSY_Pos) /*!< ITM TCR: BUSY Mask */ + +#define ITM_TCR_TraceBusID_Pos 16 /*!< ITM TCR: ATBID Position */ +#define ITM_TCR_TraceBusID_Msk (0x7FUL << ITM_TCR_TraceBusID_Pos) /*!< ITM TCR: ATBID Mask */ + +#define ITM_TCR_GTSFREQ_Pos 10 /*!< ITM TCR: Global timestamp frequency Position */ +#define ITM_TCR_GTSFREQ_Msk (3UL << ITM_TCR_GTSFREQ_Pos) /*!< ITM TCR: Global timestamp frequency Mask */ + +#define ITM_TCR_TSPrescale_Pos 8 /*!< ITM TCR: TSPrescale Position */ +#define ITM_TCR_TSPrescale_Msk (3UL << ITM_TCR_TSPrescale_Pos) /*!< ITM TCR: TSPrescale Mask */ + +#define ITM_TCR_SWOENA_Pos 4 /*!< ITM TCR: SWOENA Position */ +#define ITM_TCR_SWOENA_Msk (1UL << ITM_TCR_SWOENA_Pos) /*!< ITM TCR: SWOENA Mask */ + +#define ITM_TCR_DWTENA_Pos 3 /*!< ITM TCR: DWTENA Position */ +#define ITM_TCR_DWTENA_Msk (1UL << ITM_TCR_DWTENA_Pos) /*!< ITM TCR: DWTENA Mask */ + +#define ITM_TCR_SYNCENA_Pos 2 /*!< ITM TCR: SYNCENA Position */ +#define ITM_TCR_SYNCENA_Msk (1UL << ITM_TCR_SYNCENA_Pos) /*!< ITM TCR: SYNCENA Mask */ + +#define ITM_TCR_TSENA_Pos 1 /*!< ITM TCR: TSENA Position */ +#define ITM_TCR_TSENA_Msk (1UL << ITM_TCR_TSENA_Pos) /*!< ITM TCR: TSENA Mask */ + +#define ITM_TCR_ITMENA_Pos 0 /*!< ITM TCR: ITM Enable bit Position */ +#define ITM_TCR_ITMENA_Msk (1UL << ITM_TCR_ITMENA_Pos) /*!< ITM TCR: ITM Enable bit Mask */ + +/* ITM Integration Write Register Definitions */ +#define ITM_IWR_ATVALIDM_Pos 0 /*!< ITM IWR: ATVALIDM Position */ +#define ITM_IWR_ATVALIDM_Msk (1UL << ITM_IWR_ATVALIDM_Pos) /*!< ITM IWR: ATVALIDM Mask */ + +/* ITM Integration Read Register Definitions */ +#define ITM_IRR_ATREADYM_Pos 0 /*!< ITM IRR: ATREADYM Position */ +#define ITM_IRR_ATREADYM_Msk (1UL << ITM_IRR_ATREADYM_Pos) /*!< ITM IRR: ATREADYM Mask */ + +/* ITM Integration Mode Control Register Definitions */ +#define ITM_IMCR_INTEGRATION_Pos 0 /*!< ITM IMCR: INTEGRATION Position */ +#define ITM_IMCR_INTEGRATION_Msk (1UL << ITM_IMCR_INTEGRATION_Pos) /*!< ITM IMCR: INTEGRATION Mask */ + +/* ITM Lock Status Register Definitions */ +#define ITM_LSR_ByteAcc_Pos 2 /*!< ITM LSR: ByteAcc Position */ +#define ITM_LSR_ByteAcc_Msk (1UL << ITM_LSR_ByteAcc_Pos) /*!< ITM LSR: ByteAcc Mask */ + +#define ITM_LSR_Access_Pos 1 /*!< ITM LSR: Access Position */ +#define ITM_LSR_Access_Msk (1UL << ITM_LSR_Access_Pos) /*!< ITM LSR: Access Mask */ + +#define ITM_LSR_Present_Pos 0 /*!< ITM LSR: Present Position */ +#define ITM_LSR_Present_Msk (1UL << ITM_LSR_Present_Pos) /*!< ITM LSR: Present Mask */ + +/*@}*/ /* end of group CMSIS_ITM */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_DWT Data Watchpoint and Trace (DWT) + \brief Type definitions for the Data Watchpoint and Trace (DWT) + @{ + */ + +/** \brief Structure type to access the Data Watchpoint and Trace Register (DWT). + */ +typedef struct +{ + __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) Control Register */ + __IO uint32_t CYCCNT; /*!< Offset: 0x004 (R/W) Cycle Count Register */ + __IO uint32_t CPICNT; /*!< Offset: 0x008 (R/W) CPI Count Register */ + __IO uint32_t EXCCNT; /*!< Offset: 0x00C (R/W) Exception Overhead Count Register */ + __IO uint32_t SLEEPCNT; /*!< Offset: 0x010 (R/W) Sleep Count Register */ + __IO uint32_t LSUCNT; /*!< Offset: 0x014 (R/W) LSU Count Register */ + __IO uint32_t FOLDCNT; /*!< Offset: 0x018 (R/W) Folded-instruction Count Register */ + __I uint32_t PCSR; /*!< Offset: 0x01C (R/ ) Program Counter Sample Register */ + __IO uint32_t COMP0; /*!< Offset: 0x020 (R/W) Comparator Register 0 */ + __IO uint32_t MASK0; /*!< Offset: 0x024 (R/W) Mask Register 0 */ + __IO uint32_t FUNCTION0; /*!< Offset: 0x028 (R/W) Function Register 0 */ + uint32_t RESERVED0[1]; + __IO uint32_t COMP1; /*!< Offset: 0x030 (R/W) Comparator Register 1 */ + __IO uint32_t MASK1; /*!< Offset: 0x034 (R/W) Mask Register 1 */ + __IO uint32_t FUNCTION1; /*!< Offset: 0x038 (R/W) Function Register 1 */ + uint32_t RESERVED1[1]; + __IO uint32_t COMP2; /*!< Offset: 0x040 (R/W) Comparator Register 2 */ + __IO uint32_t MASK2; /*!< Offset: 0x044 (R/W) Mask Register 2 */ + __IO uint32_t FUNCTION2; /*!< Offset: 0x048 (R/W) Function Register 2 */ + uint32_t RESERVED2[1]; + __IO uint32_t COMP3; /*!< Offset: 0x050 (R/W) Comparator Register 3 */ + __IO uint32_t MASK3; /*!< Offset: 0x054 (R/W) Mask Register 3 */ + __IO uint32_t FUNCTION3; /*!< Offset: 0x058 (R/W) Function Register 3 */ +} DWT_Type; + +/* DWT Control Register Definitions */ +#define DWT_CTRL_NUMCOMP_Pos 28 /*!< DWT CTRL: NUMCOMP Position */ +#define DWT_CTRL_NUMCOMP_Msk (0xFUL << DWT_CTRL_NUMCOMP_Pos) /*!< DWT CTRL: NUMCOMP Mask */ + +#define DWT_CTRL_NOTRCPKT_Pos 27 /*!< DWT CTRL: NOTRCPKT Position */ +#define DWT_CTRL_NOTRCPKT_Msk (0x1UL << DWT_CTRL_NOTRCPKT_Pos) /*!< DWT CTRL: NOTRCPKT Mask */ + +#define DWT_CTRL_NOEXTTRIG_Pos 26 /*!< DWT CTRL: NOEXTTRIG Position */ +#define DWT_CTRL_NOEXTTRIG_Msk (0x1UL << DWT_CTRL_NOEXTTRIG_Pos) /*!< DWT CTRL: NOEXTTRIG Mask */ + +#define DWT_CTRL_NOCYCCNT_Pos 25 /*!< DWT CTRL: NOCYCCNT Position */ +#define DWT_CTRL_NOCYCCNT_Msk (0x1UL << DWT_CTRL_NOCYCCNT_Pos) /*!< DWT CTRL: NOCYCCNT Mask */ + +#define DWT_CTRL_NOPRFCNT_Pos 24 /*!< DWT CTRL: NOPRFCNT Position */ +#define DWT_CTRL_NOPRFCNT_Msk (0x1UL << DWT_CTRL_NOPRFCNT_Pos) /*!< DWT CTRL: NOPRFCNT Mask */ + +#define DWT_CTRL_CYCEVTENA_Pos 22 /*!< DWT CTRL: CYCEVTENA Position */ +#define DWT_CTRL_CYCEVTENA_Msk (0x1UL << DWT_CTRL_CYCEVTENA_Pos) /*!< DWT CTRL: CYCEVTENA Mask */ + +#define DWT_CTRL_FOLDEVTENA_Pos 21 /*!< DWT CTRL: FOLDEVTENA Position */ +#define DWT_CTRL_FOLDEVTENA_Msk (0x1UL << DWT_CTRL_FOLDEVTENA_Pos) /*!< DWT CTRL: FOLDEVTENA Mask */ + +#define DWT_CTRL_LSUEVTENA_Pos 20 /*!< DWT CTRL: LSUEVTENA Position */ +#define DWT_CTRL_LSUEVTENA_Msk (0x1UL << DWT_CTRL_LSUEVTENA_Pos) /*!< DWT CTRL: LSUEVTENA Mask */ + +#define DWT_CTRL_SLEEPEVTENA_Pos 19 /*!< DWT CTRL: SLEEPEVTENA Position */ +#define DWT_CTRL_SLEEPEVTENA_Msk (0x1UL << DWT_CTRL_SLEEPEVTENA_Pos) /*!< DWT CTRL: SLEEPEVTENA Mask */ + +#define DWT_CTRL_EXCEVTENA_Pos 18 /*!< DWT CTRL: EXCEVTENA Position */ +#define DWT_CTRL_EXCEVTENA_Msk (0x1UL << DWT_CTRL_EXCEVTENA_Pos) /*!< DWT CTRL: EXCEVTENA Mask */ + +#define DWT_CTRL_CPIEVTENA_Pos 17 /*!< DWT CTRL: CPIEVTENA Position */ +#define DWT_CTRL_CPIEVTENA_Msk (0x1UL << DWT_CTRL_CPIEVTENA_Pos) /*!< DWT CTRL: CPIEVTENA Mask */ + +#define DWT_CTRL_EXCTRCENA_Pos 16 /*!< DWT CTRL: EXCTRCENA Position */ +#define DWT_CTRL_EXCTRCENA_Msk (0x1UL << DWT_CTRL_EXCTRCENA_Pos) /*!< DWT CTRL: EXCTRCENA Mask */ + +#define DWT_CTRL_PCSAMPLENA_Pos 12 /*!< DWT CTRL: PCSAMPLENA Position */ +#define DWT_CTRL_PCSAMPLENA_Msk (0x1UL << DWT_CTRL_PCSAMPLENA_Pos) /*!< DWT CTRL: PCSAMPLENA Mask */ + +#define DWT_CTRL_SYNCTAP_Pos 10 /*!< DWT CTRL: SYNCTAP Position */ +#define DWT_CTRL_SYNCTAP_Msk (0x3UL << DWT_CTRL_SYNCTAP_Pos) /*!< DWT CTRL: SYNCTAP Mask */ + +#define DWT_CTRL_CYCTAP_Pos 9 /*!< DWT CTRL: CYCTAP Position */ +#define DWT_CTRL_CYCTAP_Msk (0x1UL << DWT_CTRL_CYCTAP_Pos) /*!< DWT CTRL: CYCTAP Mask */ + +#define DWT_CTRL_POSTINIT_Pos 5 /*!< DWT CTRL: POSTINIT Position */ +#define DWT_CTRL_POSTINIT_Msk (0xFUL << DWT_CTRL_POSTINIT_Pos) /*!< DWT CTRL: POSTINIT Mask */ + +#define DWT_CTRL_POSTPRESET_Pos 1 /*!< DWT CTRL: POSTPRESET Position */ +#define DWT_CTRL_POSTPRESET_Msk (0xFUL << DWT_CTRL_POSTPRESET_Pos) /*!< DWT CTRL: POSTPRESET Mask */ + +#define DWT_CTRL_CYCCNTENA_Pos 0 /*!< DWT CTRL: CYCCNTENA Position */ +#define DWT_CTRL_CYCCNTENA_Msk (0x1UL << DWT_CTRL_CYCCNTENA_Pos) /*!< DWT CTRL: CYCCNTENA Mask */ + +/* DWT CPI Count Register Definitions */ +#define DWT_CPICNT_CPICNT_Pos 0 /*!< DWT CPICNT: CPICNT Position */ +#define DWT_CPICNT_CPICNT_Msk (0xFFUL << DWT_CPICNT_CPICNT_Pos) /*!< DWT CPICNT: CPICNT Mask */ + +/* DWT Exception Overhead Count Register Definitions */ +#define DWT_EXCCNT_EXCCNT_Pos 0 /*!< DWT EXCCNT: EXCCNT Position */ +#define DWT_EXCCNT_EXCCNT_Msk (0xFFUL << DWT_EXCCNT_EXCCNT_Pos) /*!< DWT EXCCNT: EXCCNT Mask */ + +/* DWT Sleep Count Register Definitions */ +#define DWT_SLEEPCNT_SLEEPCNT_Pos 0 /*!< DWT SLEEPCNT: SLEEPCNT Position */ +#define DWT_SLEEPCNT_SLEEPCNT_Msk (0xFFUL << DWT_SLEEPCNT_SLEEPCNT_Pos) /*!< DWT SLEEPCNT: SLEEPCNT Mask */ + +/* DWT LSU Count Register Definitions */ +#define DWT_LSUCNT_LSUCNT_Pos 0 /*!< DWT LSUCNT: LSUCNT Position */ +#define DWT_LSUCNT_LSUCNT_Msk (0xFFUL << DWT_LSUCNT_LSUCNT_Pos) /*!< DWT LSUCNT: LSUCNT Mask */ + +/* DWT Folded-instruction Count Register Definitions */ +#define DWT_FOLDCNT_FOLDCNT_Pos 0 /*!< DWT FOLDCNT: FOLDCNT Position */ +#define DWT_FOLDCNT_FOLDCNT_Msk (0xFFUL << DWT_FOLDCNT_FOLDCNT_Pos) /*!< DWT FOLDCNT: FOLDCNT Mask */ + +/* DWT Comparator Mask Register Definitions */ +#define DWT_MASK_MASK_Pos 0 /*!< DWT MASK: MASK Position */ +#define DWT_MASK_MASK_Msk (0x1FUL << DWT_MASK_MASK_Pos) /*!< DWT MASK: MASK Mask */ + +/* DWT Comparator Function Register Definitions */ +#define DWT_FUNCTION_MATCHED_Pos 24 /*!< DWT FUNCTION: MATCHED Position */ +#define DWT_FUNCTION_MATCHED_Msk (0x1UL << DWT_FUNCTION_MATCHED_Pos) /*!< DWT FUNCTION: MATCHED Mask */ + +#define DWT_FUNCTION_DATAVADDR1_Pos 16 /*!< DWT FUNCTION: DATAVADDR1 Position */ +#define DWT_FUNCTION_DATAVADDR1_Msk (0xFUL << DWT_FUNCTION_DATAVADDR1_Pos) /*!< DWT FUNCTION: DATAVADDR1 Mask */ + +#define DWT_FUNCTION_DATAVADDR0_Pos 12 /*!< DWT FUNCTION: DATAVADDR0 Position */ +#define DWT_FUNCTION_DATAVADDR0_Msk (0xFUL << DWT_FUNCTION_DATAVADDR0_Pos) /*!< DWT FUNCTION: DATAVADDR0 Mask */ + +#define DWT_FUNCTION_DATAVSIZE_Pos 10 /*!< DWT FUNCTION: DATAVSIZE Position */ +#define DWT_FUNCTION_DATAVSIZE_Msk (0x3UL << DWT_FUNCTION_DATAVSIZE_Pos) /*!< DWT FUNCTION: DATAVSIZE Mask */ + +#define DWT_FUNCTION_LNK1ENA_Pos 9 /*!< DWT FUNCTION: LNK1ENA Position */ +#define DWT_FUNCTION_LNK1ENA_Msk (0x1UL << DWT_FUNCTION_LNK1ENA_Pos) /*!< DWT FUNCTION: LNK1ENA Mask */ + +#define DWT_FUNCTION_DATAVMATCH_Pos 8 /*!< DWT FUNCTION: DATAVMATCH Position */ +#define DWT_FUNCTION_DATAVMATCH_Msk (0x1UL << DWT_FUNCTION_DATAVMATCH_Pos) /*!< DWT FUNCTION: DATAVMATCH Mask */ + +#define DWT_FUNCTION_CYCMATCH_Pos 7 /*!< DWT FUNCTION: CYCMATCH Position */ +#define DWT_FUNCTION_CYCMATCH_Msk (0x1UL << DWT_FUNCTION_CYCMATCH_Pos) /*!< DWT FUNCTION: CYCMATCH Mask */ + +#define DWT_FUNCTION_EMITRANGE_Pos 5 /*!< DWT FUNCTION: EMITRANGE Position */ +#define DWT_FUNCTION_EMITRANGE_Msk (0x1UL << DWT_FUNCTION_EMITRANGE_Pos) /*!< DWT FUNCTION: EMITRANGE Mask */ + +#define DWT_FUNCTION_FUNCTION_Pos 0 /*!< DWT FUNCTION: FUNCTION Position */ +#define DWT_FUNCTION_FUNCTION_Msk (0xFUL << DWT_FUNCTION_FUNCTION_Pos) /*!< DWT FUNCTION: FUNCTION Mask */ + +/*@}*/ /* end of group CMSIS_DWT */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_TPI Trace Port Interface (TPI) + \brief Type definitions for the Trace Port Interface (TPI) + @{ + */ + +/** \brief Structure type to access the Trace Port Interface Register (TPI). + */ +typedef struct +{ + __IO uint32_t SSPSR; /*!< Offset: 0x000 (R/ ) Supported Parallel Port Size Register */ + __IO uint32_t CSPSR; /*!< Offset: 0x004 (R/W) Current Parallel Port Size Register */ + uint32_t RESERVED0[2]; + __IO uint32_t ACPR; /*!< Offset: 0x010 (R/W) Asynchronous Clock Prescaler Register */ + uint32_t RESERVED1[55]; + __IO uint32_t SPPR; /*!< Offset: 0x0F0 (R/W) Selected Pin Protocol Register */ + uint32_t RESERVED2[131]; + __I uint32_t FFSR; /*!< Offset: 0x300 (R/ ) Formatter and Flush Status Register */ + __IO uint32_t FFCR; /*!< Offset: 0x304 (R/W) Formatter and Flush Control Register */ + __I uint32_t FSCR; /*!< Offset: 0x308 (R/ ) Formatter Synchronization Counter Register */ + uint32_t RESERVED3[759]; + __I uint32_t TRIGGER; /*!< Offset: 0xEE8 (R/ ) TRIGGER */ + __I uint32_t FIFO0; /*!< Offset: 0xEEC (R/ ) Integration ETM Data */ + __I uint32_t ITATBCTR2; /*!< Offset: 0xEF0 (R/ ) ITATBCTR2 */ + uint32_t RESERVED4[1]; + __I uint32_t ITATBCTR0; /*!< Offset: 0xEF8 (R/ ) ITATBCTR0 */ + __I uint32_t FIFO1; /*!< Offset: 0xEFC (R/ ) Integration ITM Data */ + __IO uint32_t ITCTRL; /*!< Offset: 0xF00 (R/W) Integration Mode Control */ + uint32_t RESERVED5[39]; + __IO uint32_t CLAIMSET; /*!< Offset: 0xFA0 (R/W) Claim tag set */ + __IO uint32_t CLAIMCLR; /*!< Offset: 0xFA4 (R/W) Claim tag clear */ + uint32_t RESERVED7[8]; + __I uint32_t DEVID; /*!< Offset: 0xFC8 (R/ ) TPIU_DEVID */ + __I uint32_t DEVTYPE; /*!< Offset: 0xFCC (R/ ) TPIU_DEVTYPE */ +} TPI_Type; + +/* TPI Asynchronous Clock Prescaler Register Definitions */ +#define TPI_ACPR_PRESCALER_Pos 0 /*!< TPI ACPR: PRESCALER Position */ +#define TPI_ACPR_PRESCALER_Msk (0x1FFFUL << TPI_ACPR_PRESCALER_Pos) /*!< TPI ACPR: PRESCALER Mask */ + +/* TPI Selected Pin Protocol Register Definitions */ +#define TPI_SPPR_TXMODE_Pos 0 /*!< TPI SPPR: TXMODE Position */ +#define TPI_SPPR_TXMODE_Msk (0x3UL << TPI_SPPR_TXMODE_Pos) /*!< TPI SPPR: TXMODE Mask */ + +/* TPI Formatter and Flush Status Register Definitions */ +#define TPI_FFSR_FtNonStop_Pos 3 /*!< TPI FFSR: FtNonStop Position */ +#define TPI_FFSR_FtNonStop_Msk (0x1UL << TPI_FFSR_FtNonStop_Pos) /*!< TPI FFSR: FtNonStop Mask */ + +#define TPI_FFSR_TCPresent_Pos 2 /*!< TPI FFSR: TCPresent Position */ +#define TPI_FFSR_TCPresent_Msk (0x1UL << TPI_FFSR_TCPresent_Pos) /*!< TPI FFSR: TCPresent Mask */ + +#define TPI_FFSR_FtStopped_Pos 1 /*!< TPI FFSR: FtStopped Position */ +#define TPI_FFSR_FtStopped_Msk (0x1UL << TPI_FFSR_FtStopped_Pos) /*!< TPI FFSR: FtStopped Mask */ + +#define TPI_FFSR_FlInProg_Pos 0 /*!< TPI FFSR: FlInProg Position */ +#define TPI_FFSR_FlInProg_Msk (0x1UL << TPI_FFSR_FlInProg_Pos) /*!< TPI FFSR: FlInProg Mask */ + +/* TPI Formatter and Flush Control Register Definitions */ +#define TPI_FFCR_TrigIn_Pos 8 /*!< TPI FFCR: TrigIn Position */ +#define TPI_FFCR_TrigIn_Msk (0x1UL << TPI_FFCR_TrigIn_Pos) /*!< TPI FFCR: TrigIn Mask */ + +#define TPI_FFCR_EnFCont_Pos 1 /*!< TPI FFCR: EnFCont Position */ +#define TPI_FFCR_EnFCont_Msk (0x1UL << TPI_FFCR_EnFCont_Pos) /*!< TPI FFCR: EnFCont Mask */ + +/* TPI TRIGGER Register Definitions */ +#define TPI_TRIGGER_TRIGGER_Pos 0 /*!< TPI TRIGGER: TRIGGER Position */ +#define TPI_TRIGGER_TRIGGER_Msk (0x1UL << TPI_TRIGGER_TRIGGER_Pos) /*!< TPI TRIGGER: TRIGGER Mask */ + +/* TPI Integration ETM Data Register Definitions (FIFO0) */ +#define TPI_FIFO0_ITM_ATVALID_Pos 29 /*!< TPI FIFO0: ITM_ATVALID Position */ +#define TPI_FIFO0_ITM_ATVALID_Msk (0x3UL << TPI_FIFO0_ITM_ATVALID_Pos) /*!< TPI FIFO0: ITM_ATVALID Mask */ + +#define TPI_FIFO0_ITM_bytecount_Pos 27 /*!< TPI FIFO0: ITM_bytecount Position */ +#define TPI_FIFO0_ITM_bytecount_Msk (0x3UL << TPI_FIFO0_ITM_bytecount_Pos) /*!< TPI FIFO0: ITM_bytecount Mask */ + +#define TPI_FIFO0_ETM_ATVALID_Pos 26 /*!< TPI FIFO0: ETM_ATVALID Position */ +#define TPI_FIFO0_ETM_ATVALID_Msk (0x3UL << TPI_FIFO0_ETM_ATVALID_Pos) /*!< TPI FIFO0: ETM_ATVALID Mask */ + +#define TPI_FIFO0_ETM_bytecount_Pos 24 /*!< TPI FIFO0: ETM_bytecount Position */ +#define TPI_FIFO0_ETM_bytecount_Msk (0x3UL << TPI_FIFO0_ETM_bytecount_Pos) /*!< TPI FIFO0: ETM_bytecount Mask */ + +#define TPI_FIFO0_ETM2_Pos 16 /*!< TPI FIFO0: ETM2 Position */ +#define TPI_FIFO0_ETM2_Msk (0xFFUL << TPI_FIFO0_ETM2_Pos) /*!< TPI FIFO0: ETM2 Mask */ + +#define TPI_FIFO0_ETM1_Pos 8 /*!< TPI FIFO0: ETM1 Position */ +#define TPI_FIFO0_ETM1_Msk (0xFFUL << TPI_FIFO0_ETM1_Pos) /*!< TPI FIFO0: ETM1 Mask */ + +#define TPI_FIFO0_ETM0_Pos 0 /*!< TPI FIFO0: ETM0 Position */ +#define TPI_FIFO0_ETM0_Msk (0xFFUL << TPI_FIFO0_ETM0_Pos) /*!< TPI FIFO0: ETM0 Mask */ + +/* TPI ITATBCTR2 Register Definitions */ +#define TPI_ITATBCTR2_ATREADY_Pos 0 /*!< TPI ITATBCTR2: ATREADY Position */ +#define TPI_ITATBCTR2_ATREADY_Msk (0x1UL << TPI_ITATBCTR2_ATREADY_Pos) /*!< TPI ITATBCTR2: ATREADY Mask */ + +/* TPI Integration ITM Data Register Definitions (FIFO1) */ +#define TPI_FIFO1_ITM_ATVALID_Pos 29 /*!< TPI FIFO1: ITM_ATVALID Position */ +#define TPI_FIFO1_ITM_ATVALID_Msk (0x3UL << TPI_FIFO1_ITM_ATVALID_Pos) /*!< TPI FIFO1: ITM_ATVALID Mask */ + +#define TPI_FIFO1_ITM_bytecount_Pos 27 /*!< TPI FIFO1: ITM_bytecount Position */ +#define TPI_FIFO1_ITM_bytecount_Msk (0x3UL << TPI_FIFO1_ITM_bytecount_Pos) /*!< TPI FIFO1: ITM_bytecount Mask */ + +#define TPI_FIFO1_ETM_ATVALID_Pos 26 /*!< TPI FIFO1: ETM_ATVALID Position */ +#define TPI_FIFO1_ETM_ATVALID_Msk (0x3UL << TPI_FIFO1_ETM_ATVALID_Pos) /*!< TPI FIFO1: ETM_ATVALID Mask */ + +#define TPI_FIFO1_ETM_bytecount_Pos 24 /*!< TPI FIFO1: ETM_bytecount Position */ +#define TPI_FIFO1_ETM_bytecount_Msk (0x3UL << TPI_FIFO1_ETM_bytecount_Pos) /*!< TPI FIFO1: ETM_bytecount Mask */ + +#define TPI_FIFO1_ITM2_Pos 16 /*!< TPI FIFO1: ITM2 Position */ +#define TPI_FIFO1_ITM2_Msk (0xFFUL << TPI_FIFO1_ITM2_Pos) /*!< TPI FIFO1: ITM2 Mask */ + +#define TPI_FIFO1_ITM1_Pos 8 /*!< TPI FIFO1: ITM1 Position */ +#define TPI_FIFO1_ITM1_Msk (0xFFUL << TPI_FIFO1_ITM1_Pos) /*!< TPI FIFO1: ITM1 Mask */ + +#define TPI_FIFO1_ITM0_Pos 0 /*!< TPI FIFO1: ITM0 Position */ +#define TPI_FIFO1_ITM0_Msk (0xFFUL << TPI_FIFO1_ITM0_Pos) /*!< TPI FIFO1: ITM0 Mask */ + +/* TPI ITATBCTR0 Register Definitions */ +#define TPI_ITATBCTR0_ATREADY_Pos 0 /*!< TPI ITATBCTR0: ATREADY Position */ +#define TPI_ITATBCTR0_ATREADY_Msk (0x1UL << TPI_ITATBCTR0_ATREADY_Pos) /*!< TPI ITATBCTR0: ATREADY Mask */ + +/* TPI Integration Mode Control Register Definitions */ +#define TPI_ITCTRL_Mode_Pos 0 /*!< TPI ITCTRL: Mode Position */ +#define TPI_ITCTRL_Mode_Msk (0x1UL << TPI_ITCTRL_Mode_Pos) /*!< TPI ITCTRL: Mode Mask */ + +/* TPI DEVID Register Definitions */ +#define TPI_DEVID_NRZVALID_Pos 11 /*!< TPI DEVID: NRZVALID Position */ +#define TPI_DEVID_NRZVALID_Msk (0x1UL << TPI_DEVID_NRZVALID_Pos) /*!< TPI DEVID: NRZVALID Mask */ + +#define TPI_DEVID_MANCVALID_Pos 10 /*!< TPI DEVID: MANCVALID Position */ +#define TPI_DEVID_MANCVALID_Msk (0x1UL << TPI_DEVID_MANCVALID_Pos) /*!< TPI DEVID: MANCVALID Mask */ + +#define TPI_DEVID_PTINVALID_Pos 9 /*!< TPI DEVID: PTINVALID Position */ +#define TPI_DEVID_PTINVALID_Msk (0x1UL << TPI_DEVID_PTINVALID_Pos) /*!< TPI DEVID: PTINVALID Mask */ + +#define TPI_DEVID_MinBufSz_Pos 6 /*!< TPI DEVID: MinBufSz Position */ +#define TPI_DEVID_MinBufSz_Msk (0x7UL << TPI_DEVID_MinBufSz_Pos) /*!< TPI DEVID: MinBufSz Mask */ + +#define TPI_DEVID_AsynClkIn_Pos 5 /*!< TPI DEVID: AsynClkIn Position */ +#define TPI_DEVID_AsynClkIn_Msk (0x1UL << TPI_DEVID_AsynClkIn_Pos) /*!< TPI DEVID: AsynClkIn Mask */ + +#define TPI_DEVID_NrTraceInput_Pos 0 /*!< TPI DEVID: NrTraceInput Position */ +#define TPI_DEVID_NrTraceInput_Msk (0x1FUL << TPI_DEVID_NrTraceInput_Pos) /*!< TPI DEVID: NrTraceInput Mask */ + +/* TPI DEVTYPE Register Definitions */ +#define TPI_DEVTYPE_SubType_Pos 0 /*!< TPI DEVTYPE: SubType Position */ +#define TPI_DEVTYPE_SubType_Msk (0xFUL << TPI_DEVTYPE_SubType_Pos) /*!< TPI DEVTYPE: SubType Mask */ + +#define TPI_DEVTYPE_MajorType_Pos 4 /*!< TPI DEVTYPE: MajorType Position */ +#define TPI_DEVTYPE_MajorType_Msk (0xFUL << TPI_DEVTYPE_MajorType_Pos) /*!< TPI DEVTYPE: MajorType Mask */ + +/*@}*/ /* end of group CMSIS_TPI */ + + +#if (__MPU_PRESENT == 1) +/** \ingroup CMSIS_core_register + \defgroup CMSIS_MPU Memory Protection Unit (MPU) + \brief Type definitions for the Memory Protection Unit (MPU) + @{ + */ + +/** \brief Structure type to access the Memory Protection Unit (MPU). + */ +typedef struct +{ + __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */ + __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */ + __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */ + __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */ + __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */ + __IO uint32_t RBAR_A1; /*!< Offset: 0x014 (R/W) MPU Alias 1 Region Base Address Register */ + __IO uint32_t RASR_A1; /*!< Offset: 0x018 (R/W) MPU Alias 1 Region Attribute and Size Register */ + __IO uint32_t RBAR_A2; /*!< Offset: 0x01C (R/W) MPU Alias 2 Region Base Address Register */ + __IO uint32_t RASR_A2; /*!< Offset: 0x020 (R/W) MPU Alias 2 Region Attribute and Size Register */ + __IO uint32_t RBAR_A3; /*!< Offset: 0x024 (R/W) MPU Alias 3 Region Base Address Register */ + __IO uint32_t RASR_A3; /*!< Offset: 0x028 (R/W) MPU Alias 3 Region Attribute and Size Register */ +} MPU_Type; + +/* MPU Type Register */ +#define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */ +#define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */ + +#define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */ +#define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */ + +#define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */ +#define MPU_TYPE_SEPARATE_Msk (1UL << MPU_TYPE_SEPARATE_Pos) /*!< MPU TYPE: SEPARATE Mask */ + +/* MPU Control Register */ +#define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */ +#define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */ + +#define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */ +#define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */ + +#define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */ +#define MPU_CTRL_ENABLE_Msk (1UL << MPU_CTRL_ENABLE_Pos) /*!< MPU CTRL: ENABLE Mask */ + +/* MPU Region Number Register */ +#define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */ +#define MPU_RNR_REGION_Msk (0xFFUL << MPU_RNR_REGION_Pos) /*!< MPU RNR: REGION Mask */ + +/* MPU Region Base Address Register */ +#define MPU_RBAR_ADDR_Pos 5 /*!< MPU RBAR: ADDR Position */ +#define MPU_RBAR_ADDR_Msk (0x7FFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */ + +#define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */ +#define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */ + +#define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */ +#define MPU_RBAR_REGION_Msk (0xFUL << MPU_RBAR_REGION_Pos) /*!< MPU RBAR: REGION Mask */ + +/* MPU Region Attribute and Size Register */ +#define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */ +#define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */ + +#define MPU_RASR_XN_Pos 28 /*!< MPU RASR: ATTRS.XN Position */ +#define MPU_RASR_XN_Msk (1UL << MPU_RASR_XN_Pos) /*!< MPU RASR: ATTRS.XN Mask */ + +#define MPU_RASR_AP_Pos 24 /*!< MPU RASR: ATTRS.AP Position */ +#define MPU_RASR_AP_Msk (0x7UL << MPU_RASR_AP_Pos) /*!< MPU RASR: ATTRS.AP Mask */ + +#define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: ATTRS.TEX Position */ +#define MPU_RASR_TEX_Msk (0x7UL << MPU_RASR_TEX_Pos) /*!< MPU RASR: ATTRS.TEX Mask */ + +#define MPU_RASR_S_Pos 18 /*!< MPU RASR: ATTRS.S Position */ +#define MPU_RASR_S_Msk (1UL << MPU_RASR_S_Pos) /*!< MPU RASR: ATTRS.S Mask */ + +#define MPU_RASR_C_Pos 17 /*!< MPU RASR: ATTRS.C Position */ +#define MPU_RASR_C_Msk (1UL << MPU_RASR_C_Pos) /*!< MPU RASR: ATTRS.C Mask */ + +#define MPU_RASR_B_Pos 16 /*!< MPU RASR: ATTRS.B Position */ +#define MPU_RASR_B_Msk (1UL << MPU_RASR_B_Pos) /*!< MPU RASR: ATTRS.B Mask */ + +#define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */ +#define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */ + +#define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */ +#define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */ + +#define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */ +#define MPU_RASR_ENABLE_Msk (1UL << MPU_RASR_ENABLE_Pos) /*!< MPU RASR: Region enable bit Disable Mask */ + +/*@} end of group CMSIS_MPU */ +#endif + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug) + \brief Type definitions for the Core Debug Registers + @{ + */ + +/** \brief Structure type to access the Core Debug Register (CoreDebug). + */ +typedef struct +{ + __IO uint32_t DHCSR; /*!< Offset: 0x000 (R/W) Debug Halting Control and Status Register */ + __O uint32_t DCRSR; /*!< Offset: 0x004 ( /W) Debug Core Register Selector Register */ + __IO uint32_t DCRDR; /*!< Offset: 0x008 (R/W) Debug Core Register Data Register */ + __IO uint32_t DEMCR; /*!< Offset: 0x00C (R/W) Debug Exception and Monitor Control Register */ +} CoreDebug_Type; + +/* Debug Halting Control and Status Register */ +#define CoreDebug_DHCSR_DBGKEY_Pos 16 /*!< CoreDebug DHCSR: DBGKEY Position */ +#define CoreDebug_DHCSR_DBGKEY_Msk (0xFFFFUL << CoreDebug_DHCSR_DBGKEY_Pos) /*!< CoreDebug DHCSR: DBGKEY Mask */ + +#define CoreDebug_DHCSR_S_RESET_ST_Pos 25 /*!< CoreDebug DHCSR: S_RESET_ST Position */ +#define CoreDebug_DHCSR_S_RESET_ST_Msk (1UL << CoreDebug_DHCSR_S_RESET_ST_Pos) /*!< CoreDebug DHCSR: S_RESET_ST Mask */ + +#define CoreDebug_DHCSR_S_RETIRE_ST_Pos 24 /*!< CoreDebug DHCSR: S_RETIRE_ST Position */ +#define CoreDebug_DHCSR_S_RETIRE_ST_Msk (1UL << CoreDebug_DHCSR_S_RETIRE_ST_Pos) /*!< CoreDebug DHCSR: S_RETIRE_ST Mask */ + +#define CoreDebug_DHCSR_S_LOCKUP_Pos 19 /*!< CoreDebug DHCSR: S_LOCKUP Position */ +#define CoreDebug_DHCSR_S_LOCKUP_Msk (1UL << CoreDebug_DHCSR_S_LOCKUP_Pos) /*!< CoreDebug DHCSR: S_LOCKUP Mask */ + +#define CoreDebug_DHCSR_S_SLEEP_Pos 18 /*!< CoreDebug DHCSR: S_SLEEP Position */ +#define CoreDebug_DHCSR_S_SLEEP_Msk (1UL << CoreDebug_DHCSR_S_SLEEP_Pos) /*!< CoreDebug DHCSR: S_SLEEP Mask */ + +#define CoreDebug_DHCSR_S_HALT_Pos 17 /*!< CoreDebug DHCSR: S_HALT Position */ +#define CoreDebug_DHCSR_S_HALT_Msk (1UL << CoreDebug_DHCSR_S_HALT_Pos) /*!< CoreDebug DHCSR: S_HALT Mask */ + +#define CoreDebug_DHCSR_S_REGRDY_Pos 16 /*!< CoreDebug DHCSR: S_REGRDY Position */ +#define CoreDebug_DHCSR_S_REGRDY_Msk (1UL << CoreDebug_DHCSR_S_REGRDY_Pos) /*!< CoreDebug DHCSR: S_REGRDY Mask */ + +#define CoreDebug_DHCSR_C_SNAPSTALL_Pos 5 /*!< CoreDebug DHCSR: C_SNAPSTALL Position */ +#define CoreDebug_DHCSR_C_SNAPSTALL_Msk (1UL << CoreDebug_DHCSR_C_SNAPSTALL_Pos) /*!< CoreDebug DHCSR: C_SNAPSTALL Mask */ + +#define CoreDebug_DHCSR_C_MASKINTS_Pos 3 /*!< CoreDebug DHCSR: C_MASKINTS Position */ +#define CoreDebug_DHCSR_C_MASKINTS_Msk (1UL << CoreDebug_DHCSR_C_MASKINTS_Pos) /*!< CoreDebug DHCSR: C_MASKINTS Mask */ + +#define CoreDebug_DHCSR_C_STEP_Pos 2 /*!< CoreDebug DHCSR: C_STEP Position */ +#define CoreDebug_DHCSR_C_STEP_Msk (1UL << CoreDebug_DHCSR_C_STEP_Pos) /*!< CoreDebug DHCSR: C_STEP Mask */ + +#define CoreDebug_DHCSR_C_HALT_Pos 1 /*!< CoreDebug DHCSR: C_HALT Position */ +#define CoreDebug_DHCSR_C_HALT_Msk (1UL << CoreDebug_DHCSR_C_HALT_Pos) /*!< CoreDebug DHCSR: C_HALT Mask */ + +#define CoreDebug_DHCSR_C_DEBUGEN_Pos 0 /*!< CoreDebug DHCSR: C_DEBUGEN Position */ +#define CoreDebug_DHCSR_C_DEBUGEN_Msk (1UL << CoreDebug_DHCSR_C_DEBUGEN_Pos) /*!< CoreDebug DHCSR: C_DEBUGEN Mask */ + +/* Debug Core Register Selector Register */ +#define CoreDebug_DCRSR_REGWnR_Pos 16 /*!< CoreDebug DCRSR: REGWnR Position */ +#define CoreDebug_DCRSR_REGWnR_Msk (1UL << CoreDebug_DCRSR_REGWnR_Pos) /*!< CoreDebug DCRSR: REGWnR Mask */ + +#define CoreDebug_DCRSR_REGSEL_Pos 0 /*!< CoreDebug DCRSR: REGSEL Position */ +#define CoreDebug_DCRSR_REGSEL_Msk (0x1FUL << CoreDebug_DCRSR_REGSEL_Pos) /*!< CoreDebug DCRSR: REGSEL Mask */ + +/* Debug Exception and Monitor Control Register */ +#define CoreDebug_DEMCR_TRCENA_Pos 24 /*!< CoreDebug DEMCR: TRCENA Position */ +#define CoreDebug_DEMCR_TRCENA_Msk (1UL << CoreDebug_DEMCR_TRCENA_Pos) /*!< CoreDebug DEMCR: TRCENA Mask */ + +#define CoreDebug_DEMCR_MON_REQ_Pos 19 /*!< CoreDebug DEMCR: MON_REQ Position */ +#define CoreDebug_DEMCR_MON_REQ_Msk (1UL << CoreDebug_DEMCR_MON_REQ_Pos) /*!< CoreDebug DEMCR: MON_REQ Mask */ + +#define CoreDebug_DEMCR_MON_STEP_Pos 18 /*!< CoreDebug DEMCR: MON_STEP Position */ +#define CoreDebug_DEMCR_MON_STEP_Msk (1UL << CoreDebug_DEMCR_MON_STEP_Pos) /*!< CoreDebug DEMCR: MON_STEP Mask */ + +#define CoreDebug_DEMCR_MON_PEND_Pos 17 /*!< CoreDebug DEMCR: MON_PEND Position */ +#define CoreDebug_DEMCR_MON_PEND_Msk (1UL << CoreDebug_DEMCR_MON_PEND_Pos) /*!< CoreDebug DEMCR: MON_PEND Mask */ + +#define CoreDebug_DEMCR_MON_EN_Pos 16 /*!< CoreDebug DEMCR: MON_EN Position */ +#define CoreDebug_DEMCR_MON_EN_Msk (1UL << CoreDebug_DEMCR_MON_EN_Pos) /*!< CoreDebug DEMCR: MON_EN Mask */ + +#define CoreDebug_DEMCR_VC_HARDERR_Pos 10 /*!< CoreDebug DEMCR: VC_HARDERR Position */ +#define CoreDebug_DEMCR_VC_HARDERR_Msk (1UL << CoreDebug_DEMCR_VC_HARDERR_Pos) /*!< CoreDebug DEMCR: VC_HARDERR Mask */ + +#define CoreDebug_DEMCR_VC_INTERR_Pos 9 /*!< CoreDebug DEMCR: VC_INTERR Position */ +#define CoreDebug_DEMCR_VC_INTERR_Msk (1UL << CoreDebug_DEMCR_VC_INTERR_Pos) /*!< CoreDebug DEMCR: VC_INTERR Mask */ + +#define CoreDebug_DEMCR_VC_BUSERR_Pos 8 /*!< CoreDebug DEMCR: VC_BUSERR Position */ +#define CoreDebug_DEMCR_VC_BUSERR_Msk (1UL << CoreDebug_DEMCR_VC_BUSERR_Pos) /*!< CoreDebug DEMCR: VC_BUSERR Mask */ + +#define CoreDebug_DEMCR_VC_STATERR_Pos 7 /*!< CoreDebug DEMCR: VC_STATERR Position */ +#define CoreDebug_DEMCR_VC_STATERR_Msk (1UL << CoreDebug_DEMCR_VC_STATERR_Pos) /*!< CoreDebug DEMCR: VC_STATERR Mask */ + +#define CoreDebug_DEMCR_VC_CHKERR_Pos 6 /*!< CoreDebug DEMCR: VC_CHKERR Position */ +#define CoreDebug_DEMCR_VC_CHKERR_Msk (1UL << CoreDebug_DEMCR_VC_CHKERR_Pos) /*!< CoreDebug DEMCR: VC_CHKERR Mask */ + +#define CoreDebug_DEMCR_VC_NOCPERR_Pos 5 /*!< CoreDebug DEMCR: VC_NOCPERR Position */ +#define CoreDebug_DEMCR_VC_NOCPERR_Msk (1UL << CoreDebug_DEMCR_VC_NOCPERR_Pos) /*!< CoreDebug DEMCR: VC_NOCPERR Mask */ + +#define CoreDebug_DEMCR_VC_MMERR_Pos 4 /*!< CoreDebug DEMCR: VC_MMERR Position */ +#define CoreDebug_DEMCR_VC_MMERR_Msk (1UL << CoreDebug_DEMCR_VC_MMERR_Pos) /*!< CoreDebug DEMCR: VC_MMERR Mask */ + +#define CoreDebug_DEMCR_VC_CORERESET_Pos 0 /*!< CoreDebug DEMCR: VC_CORERESET Position */ +#define CoreDebug_DEMCR_VC_CORERESET_Msk (1UL << CoreDebug_DEMCR_VC_CORERESET_Pos) /*!< CoreDebug DEMCR: VC_CORERESET Mask */ + +/*@} end of group CMSIS_CoreDebug */ + + +/** \ingroup CMSIS_core_register + \defgroup CMSIS_core_base Core Definitions + \brief Definitions for base addresses, unions, and structures. + @{ + */ + +/* Memory mapping of Cortex-M3 Hardware */ +#define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */ +#define ITM_BASE (0xE0000000UL) /*!< ITM Base Address */ +#define DWT_BASE (0xE0001000UL) /*!< DWT Base Address */ +#define TPI_BASE (0xE0040000UL) /*!< TPI Base Address */ +#define CoreDebug_BASE (0xE000EDF0UL) /*!< Core Debug Base Address */ +#define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */ +#define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */ +#define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */ + +#define SCnSCB ((SCnSCB_Type *) SCS_BASE ) /*!< System control Register not in SCB */ +#define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */ +#define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */ +#define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */ +#define ITM ((ITM_Type *) ITM_BASE ) /*!< ITM configuration struct */ +#define DWT ((DWT_Type *) DWT_BASE ) /*!< DWT configuration struct */ +#define TPI ((TPI_Type *) TPI_BASE ) /*!< TPI configuration struct */ +#define CoreDebug ((CoreDebug_Type *) CoreDebug_BASE) /*!< Core Debug configuration struct */ + +#if (__MPU_PRESENT == 1) + #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */ + #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */ +#endif + +/*@} */ + + + +/******************************************************************************* + * Hardware Abstraction Layer + Core Function Interface contains: + - Core NVIC Functions + - Core SysTick Functions + - Core Debug Functions + - Core Register Access Functions + ******************************************************************************/ +/** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference +*/ + + + +/* ########################## NVIC functions #################################### */ +/** \ingroup CMSIS_Core_FunctionInterface + \defgroup CMSIS_Core_NVICFunctions NVIC Functions + \brief Functions that manage interrupts and exceptions via the NVIC. + @{ + */ + +/** \brief Set Priority Grouping + + The function sets the priority grouping field using the required unlock sequence. + The parameter PriorityGroup is assigned to the field SCB->AIRCR [10:8] PRIGROUP field. + Only values from 0..7 are used. + In case of a conflict between priority grouping and available + priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. + + \param [in] PriorityGroup Priority grouping field. + */ +__STATIC_INLINE void NVIC_SetPriorityGrouping(uint32_t PriorityGroup) +{ + uint32_t reg_value; + uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07); /* only values 0..7 are used */ + + reg_value = SCB->AIRCR; /* read old register configuration */ + reg_value &= ~(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk); /* clear bits to change */ + reg_value = (reg_value | + ((uint32_t)0x5FA << SCB_AIRCR_VECTKEY_Pos) | + (PriorityGroupTmp << 8)); /* Insert write key and priorty group */ + SCB->AIRCR = reg_value; +} + + +/** \brief Get Priority Grouping + + The function reads the priority grouping field from the NVIC Interrupt Controller. + + \return Priority grouping field (SCB->AIRCR [10:8] PRIGROUP field). + */ +__STATIC_INLINE uint32_t NVIC_GetPriorityGrouping(void) +{ + return ((SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) >> SCB_AIRCR_PRIGROUP_Pos); /* read priority grouping field */ +} + + +/** \brief Enable External Interrupt + + The function enables a device-specific interrupt in the NVIC interrupt controller. + + \param [in] IRQn External interrupt number. Value cannot be negative. + */ +__STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) +{ + NVIC->ISER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* enable interrupt */ +} + + +/** \brief Disable External Interrupt + + The function disables a device-specific interrupt in the NVIC interrupt controller. + + \param [in] IRQn External interrupt number. Value cannot be negative. + */ +__STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) +{ + NVIC->ICER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* disable interrupt */ +} + + +/** \brief Get Pending Interrupt + + The function reads the pending register in the NVIC and returns the pending bit + for the specified interrupt. + + \param [in] IRQn Interrupt number. + + \return 0 Interrupt status is not pending. + \return 1 Interrupt status is pending. + */ +__STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn) +{ + return((uint32_t) ((NVIC->ISPR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); /* Return 1 if pending else 0 */ +} + + +/** \brief Set Pending Interrupt + + The function sets the pending bit of an external interrupt. + + \param [in] IRQn Interrupt number. Value cannot be negative. + */ +__STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) +{ + NVIC->ISPR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* set interrupt pending */ +} + + +/** \brief Clear Pending Interrupt + + The function clears the pending bit of an external interrupt. + + \param [in] IRQn External interrupt number. Value cannot be negative. + */ +__STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) +{ + NVIC->ICPR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */ +} + + +/** \brief Get Active Interrupt + + The function reads the active register in NVIC and returns the active bit. + + \param [in] IRQn Interrupt number. + + \return 0 Interrupt status is not active. + \return 1 Interrupt status is active. + */ +__STATIC_INLINE uint32_t NVIC_GetActive(IRQn_Type IRQn) +{ + return((uint32_t)((NVIC->IABR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); /* Return 1 if active else 0 */ +} + + +/** \brief Set Interrupt Priority + + The function sets the priority of an interrupt. + + \note The priority cannot be set for every core interrupt. + + \param [in] IRQn Interrupt number. + \param [in] priority Priority to set. + */ +__STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) +{ + if(IRQn < 0) { + SCB->SHP[((uint32_t)(IRQn) & 0xF)-4] = ((priority << (8 - __NVIC_PRIO_BITS)) & 0xff); } /* set Priority for Cortex-M System Interrupts */ + else { + NVIC->IP[(uint32_t)(IRQn)] = ((priority << (8 - __NVIC_PRIO_BITS)) & 0xff); } /* set Priority for device specific Interrupts */ +} + + +/** \brief Get Interrupt Priority + + The function reads the priority of an interrupt. The interrupt + number can be positive to specify an external (device specific) + interrupt, or negative to specify an internal (core) interrupt. + + + \param [in] IRQn Interrupt number. + \return Interrupt Priority. Value is aligned automatically to the implemented + priority bits of the microcontroller. + */ +__STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn) +{ + + if(IRQn < 0) { + return((uint32_t)(SCB->SHP[((uint32_t)(IRQn) & 0xF)-4] >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M system interrupts */ + else { + return((uint32_t)(NVIC->IP[(uint32_t)(IRQn)] >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */ +} + + +/** \brief Encode Priority + + The function encodes the priority for an interrupt with the given priority group, + preemptive priority value, and subpriority value. + In case of a conflict between priority grouping and available + priority bits (__NVIC_PRIO_BITS), the samllest possible priority group is set. + + \param [in] PriorityGroup Used priority group. + \param [in] PreemptPriority Preemptive priority value (starting from 0). + \param [in] SubPriority Subpriority value (starting from 0). + \return Encoded priority. Value can be used in the function \ref NVIC_SetPriority(). + */ +__STATIC_INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority) +{ + uint32_t PriorityGroupTmp = (PriorityGroup & 0x07); /* only values 0..7 are used */ + uint32_t PreemptPriorityBits; + uint32_t SubPriorityBits; + + PreemptPriorityBits = ((7 - PriorityGroupTmp) > __NVIC_PRIO_BITS) ? __NVIC_PRIO_BITS : 7 - PriorityGroupTmp; + SubPriorityBits = ((PriorityGroupTmp + __NVIC_PRIO_BITS) < 7) ? 0 : PriorityGroupTmp - 7 + __NVIC_PRIO_BITS; + + return ( + ((PreemptPriority & ((1 << (PreemptPriorityBits)) - 1)) << SubPriorityBits) | + ((SubPriority & ((1 << (SubPriorityBits )) - 1))) + ); +} + + +/** \brief Decode Priority + + The function decodes an interrupt priority value with a given priority group to + preemptive priority value and subpriority value. + In case of a conflict between priority grouping and available + priority bits (__NVIC_PRIO_BITS) the samllest possible priority group is set. + + \param [in] Priority Priority value, which can be retrieved with the function \ref NVIC_GetPriority(). + \param [in] PriorityGroup Used priority group. + \param [out] pPreemptPriority Preemptive priority value (starting from 0). + \param [out] pSubPriority Subpriority value (starting from 0). + */ +__STATIC_INLINE void NVIC_DecodePriority (uint32_t Priority, uint32_t PriorityGroup, uint32_t* pPreemptPriority, uint32_t* pSubPriority) +{ + uint32_t PriorityGroupTmp = (PriorityGroup & 0x07); /* only values 0..7 are used */ + uint32_t PreemptPriorityBits; + uint32_t SubPriorityBits; + + PreemptPriorityBits = ((7 - PriorityGroupTmp) > __NVIC_PRIO_BITS) ? __NVIC_PRIO_BITS : 7 - PriorityGroupTmp; + SubPriorityBits = ((PriorityGroupTmp + __NVIC_PRIO_BITS) < 7) ? 0 : PriorityGroupTmp - 7 + __NVIC_PRIO_BITS; + + *pPreemptPriority = (Priority >> SubPriorityBits) & ((1 << (PreemptPriorityBits)) - 1); + *pSubPriority = (Priority ) & ((1 << (SubPriorityBits )) - 1); +} + + +/** \brief System Reset + + The function initiates a system reset request to reset the MCU. + */ +__STATIC_INLINE void NVIC_SystemReset(void) +{ + __DSB(); /* Ensure all outstanding memory accesses included + buffered write are completed before reset */ + SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) | + (SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) | + SCB_AIRCR_SYSRESETREQ_Msk); /* Keep priority group unchanged */ + __DSB(); /* Ensure completion of memory access */ + while(1); /* wait until reset */ +} + +/*@} end of CMSIS_Core_NVICFunctions */ + + + +/* ################################## SysTick function ############################################ */ +/** \ingroup CMSIS_Core_FunctionInterface + \defgroup CMSIS_Core_SysTickFunctions SysTick Functions + \brief Functions that configure the System. + @{ + */ + +#if (__Vendor_SysTickConfig == 0) + +/** \brief System Tick Configuration + + The function initializes the System Timer and its interrupt, and starts the System Tick Timer. + Counter is in free running mode to generate periodic interrupts. + + \param [in] ticks Number of ticks between two interrupts. + + \return 0 Function succeeded. + \return 1 Function failed. + + \note When the variable __Vendor_SysTickConfig is set to 1, then the + function SysTick_Config is not included. In this case, the file device.h + must contain a vendor-specific implementation of this function. + + */ +__STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks) +{ + if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */ + + SysTick->LOAD = ticks - 1; /* set reload register */ + NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */ + SysTick->VAL = 0; /* Load the SysTick Counter Value */ + SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | + SysTick_CTRL_TICKINT_Msk | + SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */ + return (0); /* Function successful */ +} + +#endif + +/*@} end of CMSIS_Core_SysTickFunctions */ + + + +/* ##################################### Debug In/Output function ########################################### */ +/** \ingroup CMSIS_Core_FunctionInterface + \defgroup CMSIS_core_DebugFunctions ITM Functions + \brief Functions that access the ITM debug interface. + @{ + */ + +extern volatile int32_t ITM_RxBuffer; /*!< External variable to receive characters. */ +#define ITM_RXBUFFER_EMPTY 0x5AA55AA5 /*!< Value identifying \ref ITM_RxBuffer is ready for next character. */ + + +/** \brief ITM Send Character + + The function transmits a character via the ITM channel 0, and + \li Just returns when no debugger is connected that has booked the output. + \li Is blocking when a debugger is connected, but the previous character sent has not been transmitted. + + \param [in] ch Character to transmit. + + \returns Character to transmit. + */ +__STATIC_INLINE uint32_t ITM_SendChar (uint32_t ch) +{ + if ((ITM->TCR & ITM_TCR_ITMENA_Msk) && /* ITM enabled */ + (ITM->TER & (1UL << 0) ) ) /* ITM Port #0 enabled */ + { + while (ITM->PORT[0].u32 == 0); + ITM->PORT[0].u8 = (uint8_t) ch; + } + return (ch); +} + + +/** \brief ITM Receive Character + + The function inputs a character via the external variable \ref ITM_RxBuffer. + + \return Received character. + \return -1 No character pending. + */ +__STATIC_INLINE int32_t ITM_ReceiveChar (void) { + int32_t ch = -1; /* no character available */ + + if (ITM_RxBuffer != ITM_RXBUFFER_EMPTY) { + ch = ITM_RxBuffer; + ITM_RxBuffer = ITM_RXBUFFER_EMPTY; /* ready for next character */ + } + + return (ch); +} + + +/** \brief ITM Check Character + + The function checks whether a character is pending for reading in the variable \ref ITM_RxBuffer. + + \return 0 No character available. + \return 1 Character available. + */ +__STATIC_INLINE int32_t ITM_CheckChar (void) { + + if (ITM_RxBuffer == ITM_RXBUFFER_EMPTY) { + return (0); /* no character available */ + } else { + return (1); /* character available */ + } +} + +/*@} end of CMSIS_core_DebugFunctions */ + +#endif /* __CORE_CM3_H_DEPENDANT */ + +#endif /* __CMSIS_GENERIC */ + +#ifdef __cplusplus +} +#endif diff --git a/cpu/lpc1768/include/core_cmFunc.h b/cpu/lpc1768/include/core_cmFunc.h new file mode 100644 index 0000000000..31440d19d2 --- /dev/null +++ b/cpu/lpc1768/include/core_cmFunc.h @@ -0,0 +1,617 @@ +/**************************************************************************//** + * @file core_cmFunc.h + * @brief CMSIS Cortex-M Core Function Access Header File + * @version V3.02 + * @date 24. May 2012 + * + * @note + * Copyright (C) 2009-2012 ARM Limited. All rights reserved. + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + +#ifndef __CORE_CMFUNC_H +#define __CORE_CMFUNC_H + +#include + +/* ########################### Core Function Access ########################### */ +/** \ingroup CMSIS_Core_FunctionInterface + \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions + @{ + */ + +#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/ +/* ARM armcc specific functions */ + +#if (__ARMCC_VERSION < 400677) + #error "Please use ARM Compiler Toolchain V4.0.677 or later!" +#endif + +/* intrinsic void __enable_irq(); */ +/* intrinsic void __disable_irq(); */ + +/** \brief Get Control Register + + This function returns the content of the Control Register. + + \return Control Register value + */ +__STATIC_INLINE uint32_t __get_CONTROL(void) +{ + register uint32_t __regControl __ASM("control"); + return(__regControl); +} + + +/** \brief Set Control Register + + This function writes the given value to the Control Register. + + \param [in] control Control Register value to set + */ +__STATIC_INLINE void __set_CONTROL(uint32_t control) +{ + register uint32_t __regControl __ASM("control"); + __regControl = control; +} + + +/** \brief Get IPSR Register + + This function returns the content of the IPSR Register. + + \return IPSR Register value + */ +__STATIC_INLINE uint32_t __get_IPSR(void) +{ + register uint32_t __regIPSR __ASM("ipsr"); + return(__regIPSR); +} + + +/** \brief Get APSR Register + + This function returns the content of the APSR Register. + + \return APSR Register value + */ +__STATIC_INLINE uint32_t __get_APSR(void) +{ + register uint32_t __regAPSR __ASM("apsr"); + return(__regAPSR); +} + + +/** \brief Get xPSR Register + + This function returns the content of the xPSR Register. + + \return xPSR Register value + */ +__STATIC_INLINE uint32_t __get_xPSR(void) +{ + register uint32_t __regXPSR __ASM("xpsr"); + return(__regXPSR); +} + + +/** \brief Get Process Stack Pointer + + This function returns the current value of the Process Stack Pointer (PSP). + + \return PSP Register value + */ +__STATIC_INLINE uint32_t __get_PSP(void) +{ + register uint32_t __regProcessStackPointer __ASM("psp"); + return(__regProcessStackPointer); +} + + +/** \brief Set Process Stack Pointer + + This function assigns the given value to the Process Stack Pointer (PSP). + + \param [in] topOfProcStack Process Stack Pointer value to set + */ +__STATIC_INLINE void __set_PSP(uint32_t topOfProcStack) +{ + register uint32_t __regProcessStackPointer __ASM("psp"); + __regProcessStackPointer = topOfProcStack; +} + + +/** \brief Get Main Stack Pointer + + This function returns the current value of the Main Stack Pointer (MSP). + + \return MSP Register value + */ +__STATIC_INLINE uint32_t __get_MSP(void) +{ + register uint32_t __regMainStackPointer __ASM("msp"); + return(__regMainStackPointer); +} + + +/** \brief Set Main Stack Pointer + + This function assigns the given value to the Main Stack Pointer (MSP). + + \param [in] topOfMainStack Main Stack Pointer value to set + */ +__STATIC_INLINE void __set_MSP(uint32_t topOfMainStack) +{ + register uint32_t __regMainStackPointer __ASM("msp"); + __regMainStackPointer = topOfMainStack; +} + + +/** \brief Get Priority Mask + + This function returns the current state of the priority mask bit from the Priority Mask Register. + + \return Priority Mask value + */ +__STATIC_INLINE uint32_t __get_PRIMASK(void) +{ + register uint32_t __regPriMask __ASM("primask"); + return(__regPriMask); +} + + +/** \brief Set Priority Mask + + This function assigns the given value to the Priority Mask Register. + + \param [in] priMask Priority Mask + */ +__STATIC_INLINE void __set_PRIMASK(uint32_t priMask) +{ + register uint32_t __regPriMask __ASM("primask"); + __regPriMask = (priMask); +} + + +#if (__CORTEX_M >= 0x03) + +/** \brief Enable FIQ + + This function enables FIQ interrupts by clearing the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +#define __enable_fault_irq __enable_fiq + + +/** \brief Disable FIQ + + This function disables FIQ interrupts by setting the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +#define __disable_fault_irq __disable_fiq + + +/** \brief Get Base Priority + + This function returns the current value of the Base Priority register. + + \return Base Priority register value + */ +__STATIC_INLINE uint32_t __get_BASEPRI(void) +{ + register uint32_t __regBasePri __ASM("basepri"); + return(__regBasePri); +} + + +/** \brief Set Base Priority + + This function assigns the given value to the Base Priority register. + + \param [in] basePri Base Priority value to set + */ +__STATIC_INLINE void __set_BASEPRI(uint32_t basePri) +{ + register uint32_t __regBasePri __ASM("basepri"); + __regBasePri = (basePri & 0xff); +} + + +/** \brief Get Fault Mask + + This function returns the current value of the Fault Mask register. + + \return Fault Mask register value + */ +__STATIC_INLINE uint32_t __get_FAULTMASK(void) +{ + register uint32_t __regFaultMask __ASM("faultmask"); + return(__regFaultMask); +} + + +/** \brief Set Fault Mask + + This function assigns the given value to the Fault Mask register. + + \param [in] faultMask Fault Mask value to set + */ +__STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask) +{ + register uint32_t __regFaultMask __ASM("faultmask"); + __regFaultMask = (faultMask & (uint32_t)1); +} + +#endif /* (__CORTEX_M >= 0x03) */ + + +#if (__CORTEX_M == 0x04) + +/** \brief Get FPSCR + + This function returns the current value of the Floating Point Status/Control register. + + \return Floating Point Status/Control register value + */ +__STATIC_INLINE uint32_t __get_FPSCR(void) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + register uint32_t __regfpscr __ASM("fpscr"); + return(__regfpscr); +#else + return(0); +#endif +} + + +/** \brief Set FPSCR + + This function assigns the given value to the Floating Point Status/Control register. + + \param [in] fpscr Floating Point Status/Control value to set + */ +__STATIC_INLINE void __set_FPSCR(uint32_t fpscr) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + register uint32_t __regfpscr __ASM("fpscr"); + __regfpscr = (fpscr); +#endif +} + +#endif /* (__CORTEX_M == 0x04) */ + + +#elif defined ( __ICCARM__ ) /*------------------ ICC Compiler -------------------*/ +/* IAR iccarm specific functions */ + +#include + + +#elif defined ( __TMS470__ ) /*---------------- TI CCS Compiler ------------------*/ +/* TI CCS specific functions */ + +#include + + +#elif defined ( __GNUC__ ) /*------------------ GNU Compiler ---------------------*/ +/* GNU gcc specific functions */ + +/** \brief Enable IRQ Interrupts + + This function enables IRQ interrupts by clearing the I-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_irq(void) +{ + __ASM volatile ("cpsie i" : : : "memory"); +} + + +/** \brief Disable IRQ Interrupts + + This function disables IRQ interrupts by setting the I-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_irq(void) +{ + __ASM volatile ("cpsid i" : : : "memory"); +} + + +/** \brief Get Control Register + + This function returns the content of the Control Register. + + \return Control Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_CONTROL(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, control" : "=r" (result) ); + return(result); +} + + +/** \brief Set Control Register + + This function writes the given value to the Control Register. + + \param [in] control Control Register value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_CONTROL(uint32_t control) +{ + __ASM volatile ("MSR control, %0" : : "r" (control) ); +} + + +/** \brief Get IPSR Register + + This function returns the content of the IPSR Register. + + \return IPSR Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_IPSR(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, ipsr" : "=r" (result) ); + return(result); +} + + +/** \brief Get APSR Register + + This function returns the content of the APSR Register. + + \return APSR Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_APSR(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, apsr" : "=r" (result) ); + return(result); +} + + +/** \brief Get xPSR Register + + This function returns the content of the xPSR Register. + + \return xPSR Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_xPSR(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, xpsr" : "=r" (result) ); + return(result); +} + + +/** \brief Get Process Stack Pointer + + This function returns the current value of the Process Stack Pointer (PSP). + + \return PSP Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PSP(void) +{ + register uint32_t result; + + __ASM volatile ("MRS %0, psp\n" : "=r" (result) ); + return(result); +} + + +/** \brief Set Process Stack Pointer + + This function assigns the given value to the Process Stack Pointer (PSP). + + \param [in] topOfProcStack Process Stack Pointer value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack) +{ + __ASM volatile ("MSR psp, %0\n" : : "r" (topOfProcStack) ); +} + + +/** \brief Get Main Stack Pointer + + This function returns the current value of the Main Stack Pointer (MSP). + + \return MSP Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_MSP(void) +{ + register uint32_t result; + + __ASM volatile ("MRS %0, msp\n" : "=r" (result) ); + return(result); +} + + +/** \brief Set Main Stack Pointer + + This function assigns the given value to the Main Stack Pointer (MSP). + + \param [in] topOfMainStack Main Stack Pointer value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack) +{ + __ASM volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) ); +} + + +/** \brief Get Priority Mask + + This function returns the current state of the priority mask bit from the Priority Mask Register. + + \return Priority Mask value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PRIMASK(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, primask" : "=r" (result) ); + return(result); +} + + +/** \brief Set Priority Mask + + This function assigns the given value to the Priority Mask Register. + + \param [in] priMask Priority Mask + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask) +{ + __ASM volatile ("MSR primask, %0" : : "r" (priMask) ); +} + + +#if (__CORTEX_M >= 0x03) + +/** \brief Enable FIQ + + This function enables FIQ interrupts by clearing the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_fault_irq(void) +{ + __ASM volatile ("cpsie f" : : : "memory"); +} + + +/** \brief Disable FIQ + + This function disables FIQ interrupts by setting the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_fault_irq(void) +{ + __ASM volatile ("cpsid f" : : : "memory"); +} + + +/** \brief Get Base Priority + + This function returns the current value of the Base Priority register. + + \return Base Priority register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_BASEPRI(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, basepri_max" : "=r" (result) ); + return(result); +} + + +/** \brief Set Base Priority + + This function assigns the given value to the Base Priority register. + + \param [in] basePri Base Priority value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI(uint32_t value) +{ + __ASM volatile ("MSR basepri, %0" : : "r" (value) ); +} + + +/** \brief Get Fault Mask + + This function returns the current value of the Fault Mask register. + + \return Fault Mask register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FAULTMASK(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, faultmask" : "=r" (result) ); + return(result); +} + + +/** \brief Set Fault Mask + + This function assigns the given value to the Fault Mask register. + + \param [in] faultMask Fault Mask value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask) +{ + __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) ); +} + +#endif /* (__CORTEX_M >= 0x03) */ + + +#if (__CORTEX_M == 0x04) + +/** \brief Get FPSCR + + This function returns the current value of the Floating Point Status/Control register. + + \return Floating Point Status/Control register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FPSCR(void) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + uint32_t result; + + __ASM volatile ("VMRS %0, fpscr" : "=r" (result) ); + return(result); +#else + return(0); +#endif +} + + +/** \brief Set FPSCR + + This function assigns the given value to the Floating Point Status/Control register. + + \param [in] fpscr Floating Point Status/Control value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) ); +#endif +} + +#endif /* (__CORTEX_M == 0x04) */ + + +#elif defined ( __TASKING__ ) /*------------------ TASKING Compiler --------------*/ +/* TASKING carm specific functions */ + +/* + * The CMSIS functions have been implemented as intrinsics in the compiler. + * Please use "carm -?i" to get an up to date list of all instrinsics, + * Including the CMSIS ones. + */ + +#endif + +/*@} end of CMSIS_Core_RegAccFunctions */ + + +#endif /* __CORE_CMFUNC_H */ diff --git a/cpu/lpc1768/include/core_cmInstr.h b/cpu/lpc1768/include/core_cmInstr.h new file mode 100644 index 0000000000..eefce6f07f --- /dev/null +++ b/cpu/lpc1768/include/core_cmInstr.h @@ -0,0 +1,643 @@ +/**************************************************************************//** + * @file core_cmInstr.h + * @brief CMSIS Cortex-M Core Instruction Access Header File + * @version V3.03 + * @date 29. August 2012 + * + * @note + * Copyright (C) 2009-2012 ARM Limited. All rights reserved. + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + +#ifndef __CORE_CMINSTR_H +#define __CORE_CMINSTR_H + + +/* ########################## Core Instruction Access ######################### */ +/** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface + Access to dedicated instructions + @{ +*/ + +#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/ +/* ARM armcc specific functions */ + +#if (__ARMCC_VERSION < 400677) + #error "Please use ARM Compiler Toolchain V4.0.677 or later!" +#endif + + +/** \brief No Operation + + No Operation does nothing. This instruction can be used for code alignment purposes. + */ +#define __NOP __nop + + +/** \brief Wait For Interrupt + + Wait For Interrupt is a hint instruction that suspends execution + until one of a number of events occurs. + */ +#define __WFI __wfi + + +/** \brief Wait For Event + + Wait For Event is a hint instruction that permits the processor to enter + a low-power state until one of a number of events occurs. + */ +#define __WFE __wfe + + +/** \brief Send Event + + Send Event is a hint instruction. It causes an event to be signaled to the CPU. + */ +#define __SEV __sev + + +/** \brief Instruction Synchronization Barrier + + Instruction Synchronization Barrier flushes the pipeline in the processor, + so that all instructions following the ISB are fetched from cache or + memory, after the instruction has been completed. + */ +#define __ISB() __isb(0xF) + + +/** \brief Data Synchronization Barrier + + This function acts as a special kind of Data Memory Barrier. + It completes when all explicit memory accesses before this instruction complete. + */ +#define __DSB() __dsb(0xF) + + +/** \brief Data Memory Barrier + + This function ensures the apparent order of the explicit memory operations before + and after the instruction, without ensuring their completion. + */ +#define __DMB() __dmb(0xF) + + +/** \brief Reverse byte order (32 bit) + + This function reverses the byte order in integer value. + + \param [in] value Value to reverse + \return Reversed value + */ +#define __REV __rev + + +/** \brief Reverse byte order (16 bit) + + This function reverses the byte order in two unsigned short values. + + \param [in] value Value to reverse + \return Reversed value + */ +#ifndef __NO_EMBEDDED_ASM +__attribute__((section(".rev16_text"))) __STATIC_INLINE __ASM uint32_t __REV16(uint32_t value) +{ + rev16 r0, r0 + bx lr +} +#endif + +/** \brief Reverse byte order in signed short value + + This function reverses the byte order in a signed short value with sign extension to integer. + + \param [in] value Value to reverse + \return Reversed value + */ +#ifndef __NO_EMBEDDED_ASM +__attribute__((section(".revsh_text"))) __STATIC_INLINE __ASM int32_t __REVSH(int32_t value) +{ + revsh r0, r0 + bx lr +} +#endif + + +/** \brief Rotate Right in unsigned value (32 bit) + + This function Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits. + + \param [in] value Value to rotate + \param [in] value Number of Bits to rotate + \return Rotated value + */ +#define __ROR __ror + + +/** \brief Breakpoint + + This function causes the processor to enter Debug state. + Debug tools can use this to investigate system state when the instruction at a particular address is reached. + + \param [in] value is ignored by the processor. + If required, a debugger can use it to store additional information about the breakpoint. + */ +#define __BKPT(value) __breakpoint(value) + + +#if (__CORTEX_M >= 0x03) + +/** \brief Reverse bit order of value + + This function reverses the bit order of the given value. + + \param [in] value Value to reverse + \return Reversed value + */ +#define __RBIT __rbit + + +/** \brief LDR Exclusive (8 bit) + + This function performs a exclusive LDR command for 8 bit value. + + \param [in] ptr Pointer to data + \return value of type uint8_t at (*ptr) + */ +#define __LDREXB(ptr) ((uint8_t ) __ldrex(ptr)) + + +/** \brief LDR Exclusive (16 bit) + + This function performs a exclusive LDR command for 16 bit values. + + \param [in] ptr Pointer to data + \return value of type uint16_t at (*ptr) + */ +#define __LDREXH(ptr) ((uint16_t) __ldrex(ptr)) + + +/** \brief LDR Exclusive (32 bit) + + This function performs a exclusive LDR command for 32 bit values. + + \param [in] ptr Pointer to data + \return value of type uint32_t at (*ptr) + */ +#define __LDREXW(ptr) ((uint32_t ) __ldrex(ptr)) + + +/** \brief STR Exclusive (8 bit) + + This function performs a exclusive STR command for 8 bit values. + + \param [in] value Value to store + \param [in] ptr Pointer to location + \return 0 Function succeeded + \return 1 Function failed + */ +#define __STREXB(value, ptr) __strex(value, ptr) + + +/** \brief STR Exclusive (16 bit) + + This function performs a exclusive STR command for 16 bit values. + + \param [in] value Value to store + \param [in] ptr Pointer to location + \return 0 Function succeeded + \return 1 Function failed + */ +#define __STREXH(value, ptr) __strex(value, ptr) + + +/** \brief STR Exclusive (32 bit) + + This function performs a exclusive STR command for 32 bit values. + + \param [in] value Value to store + \param [in] ptr Pointer to location + \return 0 Function succeeded + \return 1 Function failed + */ +#define __STREXW(value, ptr) __strex(value, ptr) + + +/** \brief Remove the exclusive lock + + This function removes the exclusive lock which is created by LDREX. + + */ +#define __CLREX __clrex + + +/** \brief Signed Saturate + + This function saturates a signed value. + + \param [in] value Value to be saturated + \param [in] sat Bit position to saturate to (1..32) + \return Saturated value + */ +#define __SSAT __ssat + + +/** \brief Unsigned Saturate + + This function saturates an unsigned value. + + \param [in] value Value to be saturated + \param [in] sat Bit position to saturate to (0..31) + \return Saturated value + */ +#define __USAT __usat + + +/** \brief Count leading zeros + + This function counts the number of leading zeros of a data value. + + \param [in] value Value to count the leading zeros + \return number of leading zeros in value + */ +#define __CLZ __clz + +#endif /* (__CORTEX_M >= 0x03) */ + + + +#elif defined ( __ICCARM__ ) /*------------------ ICC Compiler -------------------*/ +/* IAR iccarm specific functions */ + +#include + + +#elif defined ( __TMS470__ ) /*---------------- TI CCS Compiler ------------------*/ +/* TI CCS specific functions */ + +#include + + +#elif defined ( __GNUC__ ) /*------------------ GNU Compiler ---------------------*/ +/* GNU gcc specific functions */ + +/** \brief No Operation + + No Operation does nothing. This instruction can be used for code alignment purposes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __NOP(void) +{ + __ASM volatile ("nop"); +} + + +/** \brief Wait For Interrupt + + Wait For Interrupt is a hint instruction that suspends execution + until one of a number of events occurs. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __WFI(void) +{ + __ASM volatile ("wfi"); +} + + +/** \brief Wait For Event + + Wait For Event is a hint instruction that permits the processor to enter + a low-power state until one of a number of events occurs. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __WFE(void) +{ + __ASM volatile ("wfe"); +} + + +/** \brief Send Event + + Send Event is a hint instruction. It causes an event to be signaled to the CPU. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __SEV(void) +{ + __ASM volatile ("sev"); +} + + +/** \brief Instruction Synchronization Barrier + + Instruction Synchronization Barrier flushes the pipeline in the processor, + so that all instructions following the ISB are fetched from cache or + memory, after the instruction has been completed. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __ISB(void) +{ + __ASM volatile ("isb"); +} + + +/** \brief Data Synchronization Barrier + + This function acts as a special kind of Data Memory Barrier. + It completes when all explicit memory accesses before this instruction complete. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __DSB(void) +{ + __ASM volatile ("dsb"); +} + + +/** \brief Data Memory Barrier + + This function ensures the apparent order of the explicit memory operations before + and after the instruction, without ensuring their completion. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __DMB(void) +{ + __ASM volatile ("dmb"); +} + + +/** \brief Reverse byte order (32 bit) + + This function reverses the byte order in integer value. + + \param [in] value Value to reverse + \return Reversed value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __REV(uint32_t value) +{ + uint32_t result; + + __ASM volatile ("rev %0, %1" : "=r" (result) : "r" (value) ); + return(result); +} + + +/** \brief Reverse byte order (16 bit) + + This function reverses the byte order in two unsigned short values. + + \param [in] value Value to reverse + \return Reversed value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __REV16(uint32_t value) +{ + uint32_t result; + + __ASM volatile ("rev16 %0, %1" : "=r" (result) : "r" (value) ); + return(result); +} + + +/** \brief Reverse byte order in signed short value + + This function reverses the byte order in a signed short value with sign extension to integer. + + \param [in] value Value to reverse + \return Reversed value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE int32_t __REVSH(int32_t value) +{ + uint32_t result; + + __ASM volatile ("revsh %0, %1" : "=r" (result) : "r" (value) ); + return(result); +} + + +/** \brief Rotate Right in unsigned value (32 bit) + + This function Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits. + + \param [in] value Value to rotate + \param [in] value Number of Bits to rotate + \return Rotated value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2) +{ + + __ASM volatile ("ror %0, %0, %1" : "+r" (op1) : "r" (op2) ); + return(op1); +} + + +/** \brief Breakpoint + + This function causes the processor to enter Debug state. + Debug tools can use this to investigate system state when the instruction at a particular address is reached. + + \param [in] value is ignored by the processor. + If required, a debugger can use it to store additional information about the breakpoint. + */ +#define __BKPT(value) __ASM volatile ("bkpt "#value) + + +#if (__CORTEX_M >= 0x03) + +/** \brief Reverse bit order of value + + This function reverses the bit order of the given value. + + \param [in] value Value to reverse + \return Reversed value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __RBIT(uint32_t value) +{ + uint32_t result; + + __ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) ); + return(result); +} + + +/** \brief LDR Exclusive (8 bit) + + This function performs a exclusive LDR command for 8 bit value. + + \param [in] ptr Pointer to data + \return value of type uint8_t at (*ptr) + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint8_t __LDREXB(volatile uint8_t *addr) +{ + uint8_t result; + + __ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) ); + return(result); +} + + +/** \brief LDR Exclusive (16 bit) + + This function performs a exclusive LDR command for 16 bit values. + + \param [in] ptr Pointer to data + \return value of type uint16_t at (*ptr) + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint16_t __LDREXH(volatile uint16_t *addr) +{ + uint16_t result; + + __ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) ); + return(result); +} + + +/** \brief LDR Exclusive (32 bit) + + This function performs a exclusive LDR command for 32 bit values. + + \param [in] ptr Pointer to data + \return value of type uint32_t at (*ptr) + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __LDREXW(volatile uint32_t *addr) +{ + uint32_t result; + + __ASM volatile ("ldrex %0, [%1]" : "=r" (result) : "r" (addr) ); + return(result); +} + + +/** \brief STR Exclusive (8 bit) + + This function performs a exclusive STR command for 8 bit values. + + \param [in] value Value to store + \param [in] ptr Pointer to location + \return 0 Function succeeded + \return 1 Function failed + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr) +{ + uint32_t result; + + __ASM volatile ("strexb %0, %2, [%1]" : "=&r" (result) : "r" (addr), "r" (value) ); + return(result); +} + + +/** \brief STR Exclusive (16 bit) + + This function performs a exclusive STR command for 16 bit values. + + \param [in] value Value to store + \param [in] ptr Pointer to location + \return 0 Function succeeded + \return 1 Function failed + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr) +{ + uint32_t result; + + __ASM volatile ("strexh %0, %2, [%1]" : "=&r" (result) : "r" (addr), "r" (value) ); + return(result); +} + + +/** \brief STR Exclusive (32 bit) + + This function performs a exclusive STR command for 32 bit values. + + \param [in] value Value to store + \param [in] ptr Pointer to location + \return 0 Function succeeded + \return 1 Function failed + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr) +{ + uint32_t result; + + __ASM volatile ("strex %0, %2, [%1]" : "=&r" (result) : "r" (addr), "r" (value) ); + return(result); +} + + +/** \brief Remove the exclusive lock + + This function removes the exclusive lock which is created by LDREX. + + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __CLREX(void) +{ + __ASM volatile ("clrex"); +} + + +/** \brief Signed Saturate + + This function saturates a signed value. + + \param [in] value Value to be saturated + \param [in] sat Bit position to saturate to (1..32) + \return Saturated value + */ +#define __SSAT(ARG1,ARG2) \ +({ \ + uint32_t __RES, __ARG1 = (ARG1); \ + __ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ + __RES; \ + }) + + +/** \brief Unsigned Saturate + + This function saturates an unsigned value. + + \param [in] value Value to be saturated + \param [in] sat Bit position to saturate to (0..31) + \return Saturated value + */ +#define __USAT(ARG1,ARG2) \ +({ \ + uint32_t __RES, __ARG1 = (ARG1); \ + __ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ + __RES; \ + }) + + +/** \brief Count leading zeros + + This function counts the number of leading zeros of a data value. + + \param [in] value Value to count the leading zeros + \return number of leading zeros in value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint8_t __CLZ(uint32_t value) +{ + uint8_t result; + + __ASM volatile ("clz %0, %1" : "=r" (result) : "r" (value) ); + return(result); +} + +#endif /* (__CORTEX_M >= 0x03) */ + + + + +#elif defined ( __TASKING__ ) /*------------------ TASKING Compiler --------------*/ +/* TASKING carm specific functions */ + +/* + * The CMSIS functions have been implemented as intrinsics in the compiler. + * Please use "carm -?i" to get an up to date list of all intrinsics, + * Including the CMSIS ones. + */ + +#endif + +/*@}*/ /* end of group CMSIS_Core_InstructionInterface */ + +#endif /* __CORE_CMINSTR_H */ diff --git a/cpu/lpc1768/include/cpu-conf.h b/cpu/lpc1768/include/cpu-conf.h new file mode 100644 index 0000000000..624edc7fbb --- /dev/null +++ b/cpu/lpc1768/include/cpu-conf.h @@ -0,0 +1,18 @@ +#ifndef CPU_CONF_H +#define CPU_CONF_H + +/** + * @name Kernel configuration + * @{ + */ +#define F_CPU 96000000 + +#define KERNEL_CONF_STACKSIZE_PRINTF (4096) +#ifndef KERNEL_CONF_STACKSIZE_DEFAULT +#define KERNEL_CONF_STACKSIZE_DEFAULT 1500 +#endif + +#define KERNEL_CONF_STACKSIZE_IDLE 1000 +/** @} */ + +#endif /* CPU_CONF_H */ diff --git a/cpu/lpc1768/include/cpu.h b/cpu/lpc1768/include/cpu.h new file mode 100644 index 0000000000..d317a5b87d --- /dev/null +++ b/cpu/lpc1768/include/cpu.h @@ -0,0 +1,34 @@ +#ifndef CPU_H +#define CPU_H + +/** + * @defgroup lpc1768 NXP LPC1768 + * @ingroup cpu + * @{ + */ + +#include "LPC17xx.h" +#include "core_cm3.h" +#include "core_cmFunc.h" + +extern void dINT(void); +extern void eINT(void); + +/** + * @brief Save the thread's context + */ +void save_context(void); + +/** + * @brief Restores the before saved context of a thread + */ +void restore_context(void); + +/** + * @brief Let the thread yield + */ +void thread_yield(void); + +/** @} */ + +#endif /* CPU_H */ diff --git a/cpu/lpc1768/include/hwtimer_cpu.h b/cpu/lpc1768/include/hwtimer_cpu.h new file mode 100644 index 0000000000..da9d658ca4 --- /dev/null +++ b/cpu/lpc1768/include/hwtimer_cpu.h @@ -0,0 +1,8 @@ +#ifndef HWTIMER_CPU_H_ +#define HWTIMER_CPU_H_ + +#define ARCH_MAXTIMERS 3 +#define HWTIMER_SPEED 1000000 +#define HWTIMER_MAXTICKS (0xFFFFFFFF) + +#endif /* HWTIMER_CPU_H_ */ diff --git a/cpu/lpc1768/lpc1768-lpm.c b/cpu/lpc1768/lpc1768-lpm.c new file mode 100644 index 0000000000..91e8d86bf1 --- /dev/null +++ b/cpu/lpc1768/lpc1768-lpm.c @@ -0,0 +1,36 @@ +/** + * LPM dummys for NXP LPC1768 + * + * Copyright (C) 2013 Oliver Hahm + * + * This file subject to the terms and conditions of the GNU Lesser General + * Public License. See the file LICENSE in the top level directory for more + * details. + * + * @ingroup lpc1768 + * @{ + * @file lpc1768-lpm.c + * @author Oliver Hahm + * @} + */ + +#include +#include +#include "lpm.h" + +/* lpm is accessed before memory init and initialized separately through code */ +__attribute__((section(".noinit"))) +static enum lpm_mode lpm; + +// TODO +enum lpm_mode lpm_set(enum lpm_mode target) { + enum lpm_mode last_lpm = lpm; + + lpm = target; + + return last_lpm; +} + +void lpm_awake(void) { + lpm = LPM_ON; +} diff --git a/cpu/lpc1768/startup.c b/cpu/lpc1768/startup.c new file mode 100644 index 0000000000..c0e67aa087 --- /dev/null +++ b/cpu/lpc1768/startup.c @@ -0,0 +1,297 @@ +/****************************************************************************** + * @file: startup.c + * @purpose: CMSIS Cortex-M3 Core Device Startup File + * @version: V1.02 + * @date: 9. November 2013 + * + * @note: Integrated and adopted for RIOT by Oliver Hahm. + *---------------------------------------------------------------------------- + * + * Copyright (C) 2009 ARM Limited. All rights reserved. + * Copyright (C) 2013 Oliver Hahm + * + * ARM Limited (ARM) is supplying this software for use with Cortex-Mx + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + +#include "LPC17xx.h" +#include "kernel_internal.h" + +#define WEAK __attribute__ ((weak)) + +/***************************************************************************** + * + * Forward declaration of the default fault handlers. + * + *****************************************************************************/ +/* System exception vector handler */ +void WEAK Reset_Handler(void); /* Reset Handler */ +void WEAK NMI_Handler(void); /* NMI Handler */ +void WEAK HardFault_Handler(void); /* Hard Fault Handler */ +void WEAK MemManage_Handler(void); /* MPU Fault Handler */ +void WEAK BusFault_Handler(void); /* Bus Fault Handler */ +void WEAK UsageFault_Handler(void); /* Usage Fault Handler */ +void WEAK SVC_Handler(void); /* SVCall Handler */ +void WEAK DebugMon_Handler(void); /* Debug Monitor Handler */ +void WEAK PendSV_Handler(void); /* PendSV Handler */ +void WEAK SysTick_Handler(void); /* SysTick Handler */ + +/* External interrupt vector handler */ +void WEAK WDT_IRQHandler(void); /* Watchdog Timer */ +void WEAK TIMER0_IRQHandler(void); /* Timer0 */ +void WEAK TIMER1_IRQHandler(void); /* Timer1 */ +void WEAK TIMER2_IRQHandler(void); /* Timer2 */ +void WEAK TIMER3_IRQHandler(void); /* Timer3 */ +void WEAK UART0_IRQHandler(void); /* UART0 */ +void WEAK UART1_IRQHandler(void); /* UART1 */ +void WEAK UART2_IRQHandler(void); /* UART2 */ +void WEAK UART3_IRQHandler(void); /* UART3 */ +void WEAK PWM1_IRQHandler(void); /* PWM1 */ +void WEAK I2C0_IRQHandler(void); /* I2C0 */ +void WEAK I2C1_IRQHandler(void); /* I2C1 */ +void WEAK I2C2_IRQHandler(void); /* I2C2 */ +void WEAK SPI_IRQHandler(void); /* SPI */ +void WEAK SSP0_IRQHandler(void); /* SSP0 */ +void WEAK SSP1_IRQHandler(void); /* SSP1 */ +void WEAK PLL0_IRQHandler(void); /* PLL0 (Main PLL) */ +void WEAK RTC_IRQHandler(void); /* Real Time Clock */ +void WEAK EINT0_IRQHandler(void); /* External Interrupt 0 */ +void WEAK EINT1_IRQHandler(void); /* External Interrupt 1 */ +void WEAK EINT2_IRQHandler(void); /* External Interrupt 2 */ +void WEAK EINT3_IRQHandler(void); /* External Interrupt 3 */ +void WEAK ADC_IRQHandler(void); /* A/D Converter */ +void WEAK BOD_IRQHandler(void); /* Brown Out Detect */ +void WEAK USB_IRQHandler(void); /* USB */ +void WEAK CAN_IRQHandler(void); /* CAN */ +void WEAK DMA_IRQHandler(void); /* GP DMA */ +void WEAK I2S_IRQHandler(void); /* I2S */ +void WEAK ENET_IRQHandler(void); /* Ethernet */ +void WEAK RIT_IRQHandler(void); /* Repetitive Interrupt Timer */ +void WEAK MCPWM_IRQHandler(void); /* Motor Control PWM */ +void WEAK QEI_IRQHandler(void); /* Quadrature Encoder Interface */ +void WEAK PLL1_IRQHandler(void); /* PLL1 (USB PLL) */ + + +/* Exported constants --------------------------------------------------------*/ +extern unsigned long __etext; +extern unsigned long __sidata; /* start address for the initialization values of the .data section. defined in linker script */ +extern unsigned long __data_start__; /* start address for the .data section. defined in linker script */ +extern unsigned long __data_end__; /* end address for the .data section. defined in linker script */ + +extern unsigned long __bss_start__; /* start address for the .bss section. defined in linker script */ +extern unsigned long __bss_end__; /* end address for the .bss section. defined in linker script */ + +extern void _estack; /* init value for the stack pointer. defined in linker script */ + + +/* function prototypes ------------------------------------------------------*/ +void Reset_Handler(void) __attribute__((__interrupt__)); +extern void _CPUregTestPOST (void); + +/****************************************************************************** +* +* The minimal vector table for a Cortex M3. Note that the proper constructs +* must be placed on this to ensure that it ends up at physical address +* 0x0000.0000. +* +******************************************************************************/ +#define STACK_SIZE 0x00000200 + +__attribute__ ((section(".stackarea"))) +/* static */ unsigned long pulStack[STACK_SIZE]; + + +__attribute__ ((section(".isr_vector"))) +void (* const g_pfnVectors[])(void) = +{ + /* &_estack, // The initial stack pointer */ + (void (*)(void))((unsigned long)pulStack + sizeof(pulStack)), // The initial stack pointer + Reset_Handler, /* Reset Handler */ + NMI_Handler, /* NMI Handler */ + HardFault_Handler, /* Hard Fault Handler */ + MemManage_Handler, /* MPU Fault Handler */ + BusFault_Handler, /* Bus Fault Handler */ + UsageFault_Handler, /* Usage Fault Handler */ + 0, /* Reserved */ + 0, /* Reserved */ + 0, /* Reserved */ + 0, /* Reserved */ + SVC_Handler, /* SVCall Handler */ + DebugMon_Handler, /* Debug Monitor Handler */ + 0, /* Reserved */ + PendSV_Handler, /* PendSV Handler */ + SysTick_Handler, /* SysTick Handler */ + + // External Interrupts + WDT_IRQHandler, /* Watchdog Timer */ + TIMER0_IRQHandler, /* Timer0 */ + TIMER1_IRQHandler, /* Timer1 */ + TIMER2_IRQHandler, /* Timer2 */ + TIMER3_IRQHandler, /* Timer3 */ + UART0_IRQHandler, /* UART0 */ + UART1_IRQHandler, /* UART1 */ + UART2_IRQHandler, /* UART2 */ + UART3_IRQHandler, /* UART3 */ + PWM1_IRQHandler, /* PWM1 */ + I2C0_IRQHandler, /* I2C0 */ + I2C1_IRQHandler, /* I2C1 */ + I2C2_IRQHandler, /* I2C2 */ + SPI_IRQHandler, /* SPI */ + SSP0_IRQHandler, /* SSP0 */ + SSP1_IRQHandler, /* SSP1 */ + PLL0_IRQHandler, /* PLL0 (Main PLL) */ + RTC_IRQHandler, /* Real Time Clock */ + EINT0_IRQHandler, /* External Interrupt 0 */ + EINT1_IRQHandler, /* External Interrupt 1 */ + EINT2_IRQHandler, /* External Interrupt 2 */ + EINT3_IRQHandler, /* External Interrupt 3 */ + ADC_IRQHandler, /* A/D Converter */ + BOD_IRQHandler, /* Brown Out Detect */ + USB_IRQHandler, /* USB */ + CAN_IRQHandler, /* CAN */ + DMA_IRQHandler, /* GP DMA */ + I2S_IRQHandler, /* I2S */ + ENET_IRQHandler, /* Ethernet */ + RIT_IRQHandler, /* Repetitive Interrupt Timer */ + MCPWM_IRQHandler, /* Motor Control PWM */ + QEI_IRQHandler, /* Quadrature Encoder Interface */ + PLL1_IRQHandler, /* PLL1 (USB PLL) */ +}; + +/******************************************************************************* +* Function Name : Reset_Handler +* Description : This is the code that gets called when the processor first starts execution +* following a reset event. Only the absolutely necessary set is performed, +* after which the application supplied main() routine is called. +* Input : +* Output : +* Return : +*******************************************************************************/ +void Reset_Handler(void) +{ + unsigned long *pulSrc, *pulDest; + + /* + * This used for cleaning AHBRAM0 section + */ +#if 0 + for (pulDest = ((unsigned long *)AHBRAM0_BASE); \ + pulDest < ((unsigned long *)(AHBRAM0_BASE + AHBRAM0_SIZE)); \ + pulDest++){ + *(pulDest++) = 0; + } +#endif + + /* + * This used for cleaning AHBRAM1 section + */ +#if 0 + for (pulDest = ((unsigned long *)AHBRAM1_BASE); \ + pulDest < ((unsigned long *)(AHBRAM1_BASE + AHBRAM1_SIZE)); \ + pulDest++){ + *(pulDest++) = 0; + } +#endif + + /* + * Copy the data segment initializers from flash to SRAM in ROM mode + */ +#if (__RAM_MODE__==0) + pulSrc = &__sidata; + for(pulDest = &__data_start__; pulDest < &__data_end__; ) + { + *(pulDest++) = *(pulSrc++); + } +#endif + + + /* + * Zero fill the bss segment. + */ + for(pulDest = &__bss_start__; pulDest < &__bss_end__; ) + { + *(pulDest++) = 0; + } + + /* + * Call IEC60335 CPU register tests POST + */ + // __ASM volatile ("bl _CPUregTestPOST \t\n"); + + /* + * Call the application's entry point. + */ + board_init(); + kernel_init(); +} + +/***************************************************************************** + * + * Provide weak aliases for each Exception handler to the default_handler. + * As they are weak aliases, any function with the same name will override + * this definition. + * + ****************************************************************************/ +#pragma weak MemManage_Handler = default_handler /* MPU Fault Handler */ +#pragma weak BusFault_Handler = default_handler /* Bus Fault Handler */ +#pragma weak UsageFault_Handler = default_handler /* Usage Fault Handler */ +#pragma weak SVC_Handler = default_handler /* SVCall Handler */ +#pragma weak DebugMon_Handler = default_handler /* Debug Monitor Handler */ +#pragma weak PendSV_Handler = default_handler /* PendSV Handler */ +#pragma weak SysTick_Handler = default_handler /* SysTick Handler */ + +/* External interrupt vector handler */ +#pragma weak WDT_IRQHandler = default_handler /* Watchdog Timer */ +#pragma weak TIMER0_IRQHandler = default_handler /* Timer0 */ +#pragma weak TIMER1_IRQHandler = default_handler /* Timer1 */ +#pragma weak TIMER2_IRQHandler = default_handler /* Timer2 */ +#pragma weak TIMER3_IRQHandler = default_handler /* Timer3 */ +#pragma weak UART0_IRQHandler = default_handler /* UART0 */ +#pragma weak UART1_IRQHandler = default_handler /* UART1 */ +#pragma weak UART2_IRQHandler = default_handler /* UART2 */ +#pragma weak UART3_IRQHandler = default_handler /* UART3 */ +#pragma weak PWM1_IRQHandler = default_handler /* PWM1 */ +#pragma weak I2C0_IRQHandler = default_handler /* I2C0 */ +#pragma weak I2C1_IRQHandler = default_handler /* I2C1 */ +#pragma weak I2C2_IRQHandler = default_handler /* I2C2 */ +#pragma weak SPI_IRQHandler = default_handler /* SPI */ +#pragma weak SSP0_IRQHandler = default_handler /* SSP0 */ +#pragma weak SSP1_IRQHandler = default_handler /* SSP1 */ +#pragma weak PLL0_IRQHandler = default_handler /* PLL0 (Main PLL) */ +#pragma weak RTC_IRQHandler = default_handler /* Real Time Clock */ +#pragma weak EINT0_IRQHandler = default_handler /* External Interrupt 0 */ +#pragma weak EINT1_IRQHandler = default_handler /* External Interrupt 1 */ +#pragma weak EINT2_IRQHandler = default_handler /* External Interrupt 2 */ +#pragma weak EINT3_IRQHandler = default_handler /* External Interrupt 3 */ +#pragma weak ADC_IRQHandler = default_handler /* A/D Converter */ +#pragma weak BOD_IRQHandler = default_handler /* Brown Out Detect */ +#pragma weak USB_IRQHandler = default_handler /* USB */ +#pragma weak CAN_IRQHandler = default_handler /* CAN */ +#pragma weak DMA_IRQHandler = default_handler /* GP DMA */ +#pragma weak I2S_IRQHandler = default_handler /* I2S */ +#pragma weak ENET_IRQHandler = default_handler /* Ethernet */ +#pragma weak RIT_IRQHandler = default_handler /* Repetitive Interrupt Timer */ +#pragma weak MCPWM_IRQHandler = default_handler /* Motor Control PWM */ +#pragma weak QEI_IRQHandler = default_handler /* Quadrature Encoder Interface */ +#pragma weak PLL1_IRQHandler = default_handler /* PLL1 (USB PLL) */ + +/***************************************************************************** + * + * This is the code that gets called when the processor receives an unexpected + * interrupt. This simply enters an infinite loop, preserving the system state + * for examination by a debugger. + * + ****************************************************************************/ +void default_handler(void) { + /* Go into an infinite loop. */ + while (1) { + } +} diff --git a/cpu/lpc1768/syscalls.c b/cpu/lpc1768/syscalls.c new file mode 100644 index 0000000000..11bb9707b6 --- /dev/null +++ b/cpu/lpc1768/syscalls.c @@ -0,0 +1,231 @@ +/** + * Syscall implementation for NXP LPC1768 + * + * Copyright (C) 2013 Oliver Hahm + * + * This file subject to the terms and conditions of the GNU Lesser General + * Public License. See the file LICENSE in the top level directory for more + * details. + * + * @ingroup lpc1768 + * @{ + * @file syscalls.c + * @author Oliver Hahm + * @author Alaeddine Weslati + * @} + */ + +#include +#include +#include +#include +#include +#include +#include "kernel.h" +#include "irq.h" + +/** + * @name Heaps (defined in linker script) + * @{ + */ +#define NUM_HEAPS 1 + +#define DEBUG_SYSCALLS 0 +#if DEBUG_SYSCALLS +#define PRINTF(...) printf(__VA_ARGS__) +#else +#define PRINTF(...) +#endif + +extern uintptr_t __heap_start; ///< start of heap memory space +extern uintptr_t __heap_max; ///< maximum for end of heap memory space + +/// current position in heap +static caddr_t heap[NUM_HEAPS] = {(caddr_t)&__heap_start}; +/// maximum position in heap +static const caddr_t heap_max[NUM_HEAPS] = {(caddr_t)&__heap_max}; +// start position in heap +static const caddr_t heap_start[NUM_HEAPS] = {(caddr_t)&__heap_start}; +// current heap in use +volatile static uint8_t iUsedHeap = 0; + +/** @} */ + +/*-----------------------------------------------------------------------------------*/ +void heap_stats(void) { + for(int i = 0; i < NUM_HEAPS; i++) + printf("# heap %i: %p -- %p -> %p (%li of %li free)\n", i, heap_start[i], heap[i], heap_max[i], + (uint32_t)heap_max[i] - (uint32_t)heap[i], (uint32_t)heap_max[i] - (uint32_t)heap_start[i]); +} +/*-----------------------------------------------------------------------------------*/ +void __assert_func(const char *file, int line, const char *func, const char *failedexpr) +{ + printf("#! assertion %s failed\n\t%s() in %s:%u\n", failedexpr, func, file, line ); + _exit(3); +} +/*-----------------------------------------------------------------------------------*/ +void __assert(const char *file, int line, const char *failedexpr) +{ + __assert_func(file, line, "?", failedexpr); +} +/*-----------------------------------------------------------------------------------*/ +caddr_t _sbrk_r(struct _reent *r, size_t incr) +{ + if(incr < 0) + { + puts("[syscalls] Negative Values for _sbrk_r are not supported"); + r->_errno = ENOMEM; + return NULL; + } + + uint32_t cpsr = disableIRQ(); + + /* check all heaps for a chunk of the requested size */ + for( ; iUsedHeap < NUM_HEAPS; iUsedHeap++ ) { + caddr_t new_heap = heap[iUsedHeap] + incr; + + if( new_heap <= heap_max[iUsedHeap] ) { + caddr_t prev_heap = heap[iUsedHeap]; + heap[iUsedHeap] = new_heap; + + r->_errno = 0; + restoreIRQ(cpsr); + return prev_heap; + } + } + restoreIRQ(cpsr); + + r->_errno = ENOMEM; + return NULL; +} +/*---------------------------------------------------------------------------*/ +int _isatty_r(struct _reent *r, int fd) +{ + r->_errno = 0; + if( fd == STDOUT_FILENO || fd == STDERR_FILENO ) + return 1; + else + return 0; +} +/*---------------------------------------------------------------------------*/ +_off_t _lseek_r(struct _reent *r, int fd, _off_t pos, int whence) +{ + _off_t result = -1; + PRINTF("lseek [%i] pos %li whence %i\n", fd, pos, whence); + + r->_errno = ENODEV; + + PRINTF("lseek returned %li (0 is success)\n", result); + return result; +} +/*---------------------------------------------------------------------------*/ +int _open_r(struct _reent *r, const char *name, int mode) +{ + int ret = -1; + PRINTF("open '%s' mode %#x\n", name, mode); + + r->_errno = ENODEV; // no such device + + PRINTF("open [%i] errno %i\n", ret, r->_errno); + return ret; +} +/*---------------------------------------------------------------------------*/ +int _stat_r(struct _reent *r, char *name, struct stat *st) +{ + int ret = -1; + PRINTF("_stat_r '%s' \n", name); + r->_errno = ENODEV; // no such device + PRINTF("_stat_r [%i] errno %i\n", ret, r->_errno); + return ret; +} +/*---------------------------------------------------------------------------*/ +int _fstat_r(struct _reent *r, int fd, struct stat * st) +{ + int ret = -1; + + r->_errno = 0; + memset(st, 0, sizeof(*st)); + if (fd == STDOUT_FILENO || fd == STDERR_FILENO) { + st->st_mode = S_IFCHR; + ret = 0; + } + else { + r->_errno = ENODEV; + } + return ret; +} +/*---------------------------------------------------------------------------*/ +int _write_r(struct _reent *r, int fd, const void *data, unsigned int count) +{ + int result = EOF; + r->_errno = EBADF; + + switch(fd) { + case STDOUT_FILENO: + case STDERR_FILENO: + { + //FIXME impl fw_puts + //char* chars = (char*) data; + for(int i = 0;i < count;i++) { + //USART_SendData(USART2, chars[i]); + + /* Loop until the end of transmission */ + //while (USART_GetFlagStatus(USART2, USART_FLAG_TC) == RESET){} + } + + return count; + //result = fw_puts((char*)data, count); + } + break; + + default: + break; + } + + return result; +} +/*---------------------------------------------------------------------------*/ +int _read_r(struct _reent *r, int fd, void *buffer, unsigned int count) +{ + int result = -1; + r->_errno = EBADF; + return result; +} +/*---------------------------------------------------------------------------*/ +int _close_r(struct _reent *r, int fd) +{ + int ret = -1; + r->_errno = EBADF; + return ret; +} +/*---------------------------------------------------------------------------*/ +int _unlink_r(struct _reent *r, char* path) +{ + int ret = -1; + r->_errno = ENODEV; + return ret; +} +/*---------------------------------------------------------------------------*/ +void _exit(int n) +{ + printf("#! exit %i: resetting\n", n); + + //FIXME write out all peripherie buffers stdout flush + NVIC_SystemReset(); + while(1); +} +/*---------------------------------------------------------------------------*/ +int _getpid(void) +{ + return active_thread->pid; +} +/*---------------------------------------------------------------------------*/ +int _kill_r(struct _reent *r, int pid, int sig) +{ + /* not implemented */ + r->_errno = ESRCH; // no such process + return -1; +} +/*---------------------------------------------------------------------------*/ +void _init(void){} +void _fini(void){}