neorv32_wdt.h

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// #################################################################################################
// # << NEORV32: neorv32_wdt.h - Watchdog Timer (WDT) HW Driver >>                                 #
// # ********************************************************************************************* #
// # BSD 3-Clause License                                                                          #
// #                                                                                               #
// # Copyright (c) 2023, Stephan Nolting. All rights reserved.                                     #
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// # The NEORV32 Processor - https://github.com/stnolting/neorv32              (c) Stephan Nolting #
// #################################################################################################
 
 
/**********************************************************************/
#ifndef neorv32_wdt_h
#define neorv32_wdt_h
 
/**********************************************************************/
typedef volatile struct __attribute__((packed,aligned(4))) {
  uint32_t CTRL; 
} neorv32_wdt_t;
 
#define NEORV32_WDT ((neorv32_wdt_t*) (NEORV32_WDT_BASE))
 
enum NEORV32_WDT_CTRL_enum {
  WDT_CTRL_EN          =  0, 
  WDT_CTRL_LOCK        =  1, 
  WDT_CTRL_DBEN        =  2, 
  WDT_CTRL_SEN         =  3, 
  WDT_CTRL_RESET       =  4, 
  WDT_CTRL_RCAUSE      =  5, 
  WDT_CTRL_TIMEOUT_LSB =  8, 
  WDT_CTRL_TIMEOUT_MSB = 31  
};
/**********************************************************************/
int  neorv32_wdt_available(void);
void neorv32_wdt_setup(uint32_t timeout, int lock, int debug_en, int sleep_en);
int  neorv32_wdt_disable(void);
void neorv32_wdt_feed(void);
int  neorv32_wdt_get_cause(void);
#endif // neorv32_wdt_h