//***************************************************************************** | |
// | |
// 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 523 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_CAUSE 0x0000041C // Cause register | |
#define WDT_O_LOCK 0x00000C00 // Lock register | |
//***************************************************************************** | |
// | |
// 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_EN 0x00000100 // Watchdog stall enable | |
#define WDT_TEST_TEST_EN 0x00000001 // Watchdog timer reset int test | |
//***************************************************************************** | |
// | |
// The following define the bit fields in the WDT_CAUSE register. | |
// | |
//***************************************************************************** | |
#define WDT_CAUSE_WDR 0x00000002 // Watchdog timer reset occurred | |
#define WDT_CAUSE_WDI 0x00000001 // Watchdog timer int occurred | |
//***************************************************************************** | |
// | |
// 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 | |
#endif // __HW_WATCHDOG_H__ |