| /* ---------------------------------------------------------------------------- */ |
| /* Atmel Microcontroller Software Support */ |
| /* SAM Software Package License */ |
| /* ---------------------------------------------------------------------------- */ |
| /* Copyright (c) %copyright_year%, Atmel Corporation */ |
| /* */ |
| /* All rights reserved. */ |
| /* */ |
| /* Redistribution and use in source and binary forms, with or without */ |
| /* modification, are permitted provided that the following condition is met: */ |
| /* */ |
| /* - Redistributions of source code must retain the above copyright notice, */ |
| /* this list of conditions and the disclaimer below. */ |
| /* */ |
| /* Atmel's name may not be used to endorse or promote products derived from */ |
| /* this software without specific prior written permission. */ |
| /* */ |
| /* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ |
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| /* ---------------------------------------------------------------------------- */ |
| |
| #ifndef _SAM3XA_WDT_COMPONENT_ |
| #define _SAM3XA_WDT_COMPONENT_ |
| |
| /* ============================================================================= */ |
| /** SOFTWARE API DEFINITION FOR Watchdog Timer */ |
| /* ============================================================================= */ |
| /** \addtogroup SAM3XA_WDT Watchdog Timer */ |
| /*@{*/ |
| |
| #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) |
| /** \brief Wdt hardware registers */ |
| typedef struct { |
| __O uint32_t WDT_CR; /**< \brief (Wdt Offset: 0x00) Control Register */ |
| __IO uint32_t WDT_MR; /**< \brief (Wdt Offset: 0x04) Mode Register */ |
| __I uint32_t WDT_SR; /**< \brief (Wdt Offset: 0x08) Status Register */ |
| } Wdt; |
| #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ |
| /* -------- WDT_CR : (WDT Offset: 0x00) Control Register -------- */ |
| #define WDT_CR_WDRSTT (0x1u << 0) /**< \brief (WDT_CR) Watchdog Restart */ |
| #define WDT_CR_KEY_Pos 24 |
| #define WDT_CR_KEY_Msk (0xffu << WDT_CR_KEY_Pos) /**< \brief (WDT_CR) Password. */ |
| #define WDT_CR_KEY_PASSWD (0xA5u << 24) /**< \brief (WDT_CR) Writing any other value in this field aborts the write operation. */ |
| /* -------- WDT_MR : (WDT Offset: 0x04) Mode Register -------- */ |
| #define WDT_MR_WDV_Pos 0 |
| #define WDT_MR_WDV_Msk (0xfffu << WDT_MR_WDV_Pos) /**< \brief (WDT_MR) Watchdog Counter Value */ |
| #define WDT_MR_WDV(value) ((WDT_MR_WDV_Msk & ((value) << WDT_MR_WDV_Pos))) |
| #define WDT_MR_WDFIEN (0x1u << 12) /**< \brief (WDT_MR) Watchdog Fault Interrupt Enable */ |
| #define WDT_MR_WDRSTEN (0x1u << 13) /**< \brief (WDT_MR) Watchdog Reset Enable */ |
| #define WDT_MR_WDRPROC (0x1u << 14) /**< \brief (WDT_MR) Watchdog Reset Processor */ |
| #define WDT_MR_WDDIS (0x1u << 15) /**< \brief (WDT_MR) Watchdog Disable */ |
| #define WDT_MR_WDD_Pos 16 |
| #define WDT_MR_WDD_Msk (0xfffu << WDT_MR_WDD_Pos) /**< \brief (WDT_MR) Watchdog Delta Value */ |
| #define WDT_MR_WDD(value) ((WDT_MR_WDD_Msk & ((value) << WDT_MR_WDD_Pos))) |
| #define WDT_MR_WDDBGHLT (0x1u << 28) /**< \brief (WDT_MR) Watchdog Debug Halt */ |
| #define WDT_MR_WDIDLEHLT (0x1u << 29) /**< \brief (WDT_MR) Watchdog Idle Halt */ |
| /* -------- WDT_SR : (WDT Offset: 0x08) Status Register -------- */ |
| #define WDT_SR_WDUNF (0x1u << 0) /**< \brief (WDT_SR) Watchdog Underflow */ |
| #define WDT_SR_WDERR (0x1u << 1) /**< \brief (WDT_SR) Watchdog Error */ |
| |
| /*@}*/ |
| |
| |
| #endif /* _SAM3XA_WDT_COMPONENT_ */ |