mirror of
https://github.com/RIOT-OS/RIOT.git
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e5d60176e4
cpu/esp_common/syscalls.c💯 error (memleak): Memory leak: mtx
cpu/esp_common/syscalls.c:131: error (memleak): Memory leak: rmtx
cpu/esp_common/syscalls.c:365: error (comparePointers): Subtracting pointers that point to different objects
cpu/esp_common/thread_arch.c:355: error (comparePointers): Comparing pointers that point to different objects
cpu/esp8266/startup.c:59: error (comparePointers): Subtracting pointers that point to different objects
161 lines
3.5 KiB
C
161 lines
3.5 KiB
C
/*
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* Copyright (C) 2019 Gunar Schorcht
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup cpu_esp8266
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* @{
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*
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* @file
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* @brief Implementation of the CPU initialization
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*
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* @author Gunar Schorcht <gunar@schorcht.net>
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* @}
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <stddef.h>
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#include <stdarg.h>
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#include <string.h>
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#include "kernel_init.h"
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#include "periph/init.h"
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#include "periph/uart.h"
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#include "board.h"
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#include "esp/common_macros.h"
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#include "esp_log.h"
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#include "esp_system.h"
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#include "exceptions.h"
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#include "stdio_base.h"
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#include "syscalls.h"
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#include "thread_arch.h"
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#include "rom_functions.h"
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#include "sdk/sdk.h"
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#if MODULE_ESP_GDBSTUB
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#include "gdbstub.h"
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#endif
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#define ENABLE_DEBUG 0
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#include "debug.h"
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/* external esp function declarations */
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extern uint32_t hwrand (void);
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void esp_riot_init(void)
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{
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/* clear RTC bss data */
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extern uint8_t _rtc_bss_start, _rtc_bss_end;
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esp_reset_reason_t reset_reason = esp_reset_reason();
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if (reset_reason != ESP_RST_DEEPSLEEP && reset_reason != ESP_RST_SW) {
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/* cppcheck-suppress comparePointers */
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memset(&_rtc_bss_start, 0, (&_rtc_bss_end - &_rtc_bss_start));
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}
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/* enable cached read from flash */
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Cache_Read_Enable_New();
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/* initialize the ISR stack for usage measurements */
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thread_isr_stack_init();
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#ifndef MCU_ESP8266
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/* initialize newlib system calls */
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syscalls_init ();
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#endif
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/* set system frequency if not 80 MHz */
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if (ESP8266_CPU_FREQUENCY != 80) {
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system_update_cpu_freq(ESP8266_CPU_FREQUENCY);
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}
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ets_printf("\n");
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#ifdef MODULE_ESP_LOG_STARTUP
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ets_printf("Starting ESP8266 CPU with ID: %08x\n", system_get_chip_id());
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ets_printf("ESP8266-RTOS-SDK Version %s\n\n", system_get_sdk_version());
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ets_printf("CPU clock frequency: %d MHz\n", system_get_cpu_freq());
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extern void heap_stats(void);
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heap_stats();
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#endif
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/* set exception handlers */
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init_exceptions ();
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/* systemwide UART initialization */
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extern void uart_system_init (void);
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uart_system_init();
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/* init watchdogs */
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system_wdt_init();
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/* init random number generator */
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srand(hwrand());
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#if MODULE_MTD
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/* init flash drive */
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extern void spi_flash_drive_init (void);
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spi_flash_drive_init();
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#endif
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/* initialize stdio*/
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extern int stdio_is_initialized;
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stdio_init();
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stdio_is_initialized = 1;
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/* trigger static peripheral initialization */
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periph_init();
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/* trigger board initialization */
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board_init();
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#ifdef MODULE_ESP_LOG_STARTUP
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/* print the board config */
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board_print_config();
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#else
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/* to have an empty line after the unreadable characters from ROM loader */
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puts("");
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#endif
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/* initialize ESP system event loop */
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extern void esp_event_handler_init(void);
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esp_event_handler_init();
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/* activate software interrupt based context switch */
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extern void IRAM thread_yield_isr(void* arg);
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ets_isr_attach(ETS_SOFT_INUM, thread_yield_isr, NULL);
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ets_isr_unmask(BIT(ETS_SOFT_INUM));
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#ifdef MODULE_ESP_GDBSTUB
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gdbstub_init();
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#endif
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}
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void esp_riot_start(void)
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{
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/* does not return */
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kernel_init();
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}
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void __wrap_pp_attach(void)
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{
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#ifdef MODULE_ESP_WIFI_ANY
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extern void __real_pp_attach(void);
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__real_pp_attach();
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#endif
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}
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void __wrap_pm_attach(void)
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{
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#ifdef MODULE_ESP_WIFI_ANY
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extern void __real_pm_attach(void);
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__real_pm_attach();
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#endif
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}
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