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RIOT/cpu/stellaris_common/include/vendor/hw_watchdog.h
2017-03-07 08:55:15 +01:00

200 lines
8.6 KiB
C

//*****************************************************************************
//
// hw_watchdog.h - Macros used when accessing the Watchdog Timer hardware.
//
// Copyright (c) 2005-2012 Texas Instruments Incorporated. All rights reserved.
// Software License Agreement
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the
// distribution.
//
// Neither the name of Texas Instruments Incorporated nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// This is part of revision 9453 of the Stellaris Firmware Development Package.
//
//*****************************************************************************
#ifndef STELLARIS_HW_WATCHDOG_H
#define STELLARIS_HW_WATCHDOG_H
#ifdef __cplusplus
extern "C" {
#endif
//*****************************************************************************
//
// The following are defines for the Watchdog Timer register offsets.
//
//*****************************************************************************
#define WDT_O_LOAD 0x00000000 // Watchdog Load
#define WDT_O_VALUE 0x00000004 // Watchdog Value
#define WDT_O_CTL 0x00000008 // Watchdog Control
#define WDT_O_ICR 0x0000000C // Watchdog Interrupt Clear
#define WDT_O_RIS 0x00000010 // Watchdog Raw Interrupt Status
#define WDT_O_MIS 0x00000014 // Watchdog Masked Interrupt Status
#define WDT_O_TEST 0x00000418 // Watchdog Test
#define WDT_O_LOCK 0x00000C00 // Watchdog Lock
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_LOAD register.
//
//*****************************************************************************
#define WDT_LOAD_M 0xFFFFFFFF // Watchdog Load Value
#define WDT_LOAD_S 0
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_VALUE register.
//
//*****************************************************************************
#define WDT_VALUE_M 0xFFFFFFFF // Watchdog Value
#define WDT_VALUE_S 0
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_CTL register.
//
//*****************************************************************************
#define WDT_CTL_WRC 0x80000000 // Write Complete
#define WDT_CTL_INTTYPE 0x00000004 // Watchdog Interrupt Type
#define WDT_CTL_RESEN 0x00000002 // Watchdog Reset Enable
#define WDT_CTL_INTEN 0x00000001 // Watchdog Interrupt Enable
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_ICR register.
//
//*****************************************************************************
#define WDT_ICR_M 0xFFFFFFFF // Watchdog Interrupt Clear
#define WDT_ICR_S 0
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_RIS register.
//
//*****************************************************************************
#define WDT_RIS_WDTRIS 0x00000001 // Watchdog Raw Interrupt Status
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_MIS register.
//
//*****************************************************************************
#define WDT_MIS_WDTMIS 0x00000001 // Watchdog Masked Interrupt Status
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_TEST register.
//
//*****************************************************************************
#define WDT_TEST_STALL 0x00000100 // Watchdog Stall Enable
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_O_LOCK register.
//
//*****************************************************************************
#define WDT_LOCK_M 0xFFFFFFFF // Watchdog Lock
#define WDT_LOCK_UNLOCKED 0x00000000 // Unlocked
#define WDT_LOCK_LOCKED 0x00000001 // Locked
#define WDT_LOCK_UNLOCK 0x1ACCE551 // Unlocks the watchdog timer
//*****************************************************************************
//
// The following are defines for the bit fields in the WDT_ISR, WDT_RIS, and
// WDT_MIS registers.
//
//*****************************************************************************
#define WDT_INT_TIMEOUT 0x00000001 // Watchdog timer expired
//*****************************************************************************
//
// The following definitions are deprecated.
//
//*****************************************************************************
#ifndef DEPRECATED
//*****************************************************************************
//
// The following are deprecated defines for the Watchdog Timer register
// offsets.
//
//*****************************************************************************
#define WDT_O_PeriphID4 0x00000FD0
#define WDT_O_PeriphID5 0x00000FD4
#define WDT_O_PeriphID6 0x00000FD8
#define WDT_O_PeriphID7 0x00000FDC
#define WDT_O_PeriphID0 0x00000FE0
#define WDT_O_PeriphID1 0x00000FE4
#define WDT_O_PeriphID2 0x00000FE8
#define WDT_O_PeriphID3 0x00000FEC
#define WDT_O_PCellID0 0x00000FF0
#define WDT_O_PCellID1 0x00000FF4
#define WDT_O_PCellID2 0x00000FF8
#define WDT_O_PCellID3 0x00000FFC
//*****************************************************************************
//
// The following are deprecated defines for the bit fields in the WDT_O_TEST
// register.
//
//*****************************************************************************
#define WDT_TEST_STALL_EN 0x00000100 // Watchdog stall enable
//*****************************************************************************
//
// The following are deprecated defines for the reset values for the WDT
// registers.
//
//*****************************************************************************
#define WDT_RV_VALUE 0xFFFFFFFF // Current value register
#define WDT_RV_LOAD 0xFFFFFFFF // Load register
#define WDT_RV_PCellID1 0x000000F0
#define WDT_RV_PCellID3 0x000000B1
#define WDT_RV_PeriphID1 0x00000018
#define WDT_RV_PeriphID2 0x00000018
#define WDT_RV_PCellID0 0x0000000D
#define WDT_RV_PCellID2 0x00000005
#define WDT_RV_PeriphID0 0x00000005
#define WDT_RV_PeriphID3 0x00000001
#define WDT_RV_PeriphID5 0x00000000
#define WDT_RV_RIS 0x00000000 // Raw interrupt status register
#define WDT_RV_CTL 0x00000000 // Control register
#define WDT_RV_PeriphID4 0x00000000
#define WDT_RV_PeriphID6 0x00000000
#define WDT_RV_PeriphID7 0x00000000
#define WDT_RV_LOCK 0x00000000 // Lock register
#define WDT_RV_MIS 0x00000000 // Masked interrupt status register
#endif
#ifdef __cplusplus
}
#endif
#endif /* STELLARIS_HW_WATCHDOG_H */