blob: e6e3fa50ae939cc12332bd3ad9f9c9a700c04580 [file] [log] [blame] [edit]
//*****************************************************************************
//
// hw_watchdog.h - Macros used when accessing the Watchdog Timer hardware.
//
// Copyright (c) 2005,2006 Luminary Micro, Inc. All rights reserved.
//
// Software License Agreement
//
// Luminary Micro, Inc. (LMI) is supplying this software for use solely and
// exclusively on LMI's Stellaris Family of microcontroller products.
//
// The software is owned by LMI and/or its suppliers, and is protected under
// applicable copyright laws. All rights are reserved. Any use in violation
// of the foregoing restrictions may subject the user to criminal sanctions
// under applicable laws, as well as to civil liability for the breach of the
// terms and conditions of this license.
//
// 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.
// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
//
// This is part of revision 816 of the Stellaris Driver Library.
//
//*****************************************************************************
#ifndef __HW_WATCHDOG_H__
#define __HW_WATCHDOG_H__
//*****************************************************************************
//
// The following define the offsets of the Watchdog Timer registers.
//
//*****************************************************************************
#define WDT_O_LOAD 0x00000000 // Load register
#define WDT_O_VALUE 0x00000004 // Current value register
#define WDT_O_CTL 0x00000008 // Control register
#define WDT_O_ICR 0x0000000C // Interrupt clear register
#define WDT_O_RIS 0x00000010 // Raw interrupt status register
#define WDT_O_MIS 0x00000014 // Masked interrupt status register
#define WDT_O_TEST 0x00000418 // Test register
#define WDT_O_LOCK 0x00000C00 // Lock register
#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 define the bit fields in the WDT_CTL register.
//
//*****************************************************************************
#define WDT_CTL_RESEN 0x00000002 // Enable reset output
#define WDT_CTL_INTEN 0x00000001 // Enable the WDT counter and int
//*****************************************************************************
//
// The following define the bit fields in the WDT_ISR, WDT_RIS, and WDT_MIS
// registers.
//
//*****************************************************************************
#define WDT_INT_TIMEOUT 0x00000001 // Watchdog timer expired
//*****************************************************************************
//
// The following define the bit fields in the WDT_TEST register.
//
//*****************************************************************************
#define WDT_TEST_STALL 0x00000100 // Watchdog stall enable
#ifndef DEPRECATED
#define WDT_TEST_STALL_EN 0x00000100 // Watchdog stall enable
#endif
//*****************************************************************************
//
// The following define the bit fields in the WDT_LOCK register.
//
//*****************************************************************************
#define WDT_LOCK_LOCKED 0x00000001 // Watchdog timer is locked
#define WDT_LOCK_UNLOCKED 0x00000000 // Watchdog timer is unlocked
#define WDT_LOCK_UNLOCK 0x1ACCE551 // Unlocks the watchdog timer
//*****************************************************************************
//
// The following define the reset values for the WDT registers.
//
//*****************************************************************************
#define WDT_RV_LOAD 0xFFFFFFFF // Load register
#define WDT_RV_VALUE 0xFFFFFFFF // Current value register
#define WDT_RV_CTL 0x00000000 // Control register
#define WDT_RV_RIS 0x00000000 // Raw interrupt status register
#define WDT_RV_MIS 0x00000000 // Masked interrupt status register
#define WDT_RV_LOCK 0x00000000 // Lock register
#define WDT_RV_PeriphID4 0x00000000 //
#define WDT_RV_PeriphID5 0x00000000 //
#define WDT_RV_PeriphID6 0x00000000 //
#define WDT_RV_PeriphID7 0x00000000 //
#define WDT_RV_PeriphID0 0x00000005 //
#define WDT_RV_PeriphID1 0x00000018 //
#define WDT_RV_PeriphID2 0x00000018 //
#define WDT_RV_PeriphID3 0x00000001 //
#define WDT_RV_PCellID0 0x0000000D //
#define WDT_RV_PCellID1 0x000000F0 //
#define WDT_RV_PCellID2 0x00000005 //
#define WDT_RV_PCellID3 0x000000B1 //
#endif // __HW_WATCHDOG_H__