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| author | Dan Halbert <halbert@halwitz.org> | 2018-12-07 15:34:43 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-12-07 15:34:43 -0500 |
| commit | 2fbaceb2b15ff7d2c368a6cf4dfc10881f5979e7 (patch) | |
| tree | 60210206b73c579e74288333a3ecc4e8f233dd1b /supervisor/port.h | |
| parent | 481c4954afd161448aa37d353fa577d409d880c6 (diff) | |
| parent | 89ef6eef575501e736ae528f13d9979e1302be63 (diff) | |
Merge pull request #1294 from tannewt/stack_check4.0.0-alpha.4
Add stack validity check and raise an error when it happens.
Diffstat (limited to 'supervisor/port.h')
| -rw-r--r-- | supervisor/port.h | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/supervisor/port.h b/supervisor/port.h index dd4a82209..59898c8e4 100644 --- a/supervisor/port.h +++ b/supervisor/port.h @@ -33,12 +33,7 @@ #error "Please define PORT_HEAP_SIZE to specify heap size in bytes." #endif -typedef enum { - NO_SAFE_MODE = 0, - BROWNOUT, - HARD_CRASH, - USER_SAFE_MODE, -} safe_mode_t; +#include "supervisor/shared/safe_mode.h" // Provided by the linker; extern uint32_t _ezero; @@ -51,7 +46,10 @@ extern uint32_t _ebss; safe_mode_t port_init(void); -// Reset the microcontroller. +// Reset the microcontroller completely. +void reset_cpu(void); + +// Reset the microcontroller state. void reset_port(void); // Reset the rest of the board. @@ -60,8 +58,8 @@ void reset_board(void); // Reset to the bootloader void reset_to_bootloader(void); -#ifdef NRF52_SERIES -void HardFault_Handler(void); -#endif +// Save and retrieve a word from memory that is preserved over reset. Used for safe mode. +void port_set_saved_word(uint32_t); +uint32_t port_get_saved_word(void); #endif // MICROPY_INCLUDED_SUPERVISOR_PORT_H |