mhu/reflow-oven-control-sw
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Restructure panic mode and hardfault calls

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This commit is contained in:
Mario Hüttel
2020-09-08 18:23:47 +02:00
parent 2f6590416d
commit b619fc5600
1 changed files with 6 additions and 7 deletions
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13
stm-firmware/safety/fault.c
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@@ -26,14 +26,16 @@
void HardFault_Handler(void) void HardFault_Handler(void)
{ {
/* This is a non recoverable fault. Hang here */ /* This is a non recoverable fault. Stop the oven */
oven_driver_set_power(0); oven_driver_set_power(0);
oven_driver_apply_power_level(); oven_driver_apply_power_level();
/* Set the error led */
led_set(0, 1); led_set(0, 1);
while (1); /* Try the real panic mode */
panic_mode();
} }
/* Overwrite default handler. Go to panic mode */ /* Overwrite default handler. Go to panic mode */
@@ -44,12 +46,9 @@ void __int_default_handler(void)
void panic_mode(void) void panic_mode(void)
{ {
/* This variable is static, because I don't want it to be on the stack */
static struct safety_memory_boot_status IN_SECTION(.ccm.bss) boot_status; static struct safety_memory_boot_status IN_SECTION(.ccm.bss) boot_status;
/* Panic mode is esentially the same as a hardfault,
* but it can be expected, that more functionality is still usable
*/
oven_driver_set_power(0); oven_driver_set_power(0);
oven_driver_apply_power_level(); oven_driver_apply_power_level();
@@ -59,6 +58,6 @@ void panic_mode(void)
(void)safety_memory_set_boot_status(&boot_status); (void)safety_memory_set_boot_status(&boot_status);
} }
/* Let the watchdog do the rest */
while (1); while (1);
} }