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feat(esp8266): hardware check task stack overflow

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This commit is contained in:
Dong Heng
2019-12-24 18:56:45 +08:00
parent a3537856b2
commit 53e4e1687c
7 changed files with 99 additions and 13 deletions
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33
components/freertos/port/esp8266/panic.c
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@ -13,7 +13,7 @@
// limitations under the License.
#include "stdlib.h"
#include <string.h>
#include "esp_attr.h"
#include "esp_libc.h"
#include "esp_system.h"
@ -27,6 +27,7 @@
#include "esp_err.h"
#include "FreeRTOS.h"
#include "task.h"
#include "freertos/xtensa_context.h"
#define PANIC(_fmt, ...) ets_printf(_fmt, ##__VA_ARGS__)
@ -77,17 +78,31 @@ static inline void panic_frame(XtExcFrame *frame)
void *o_pc;
void *o_sp;
const char *reason = frame->exccause < 30 ? edesc[frame->exccause] : "unknown";
const uint32_t *regs = (const uint32_t *)frame;
#ifdef CONFIG_FREERTOS_WATCHPOINT_END_OF_STACK
if (frame->exccause == 1) {
uint32_t reason = soc_debug_reason();
PANIC("Guru Meditation Error: Core 0 panic'ed (%s). Exception was unhandled.\r\n", reason);
PANIC("Core 0 register dump:\n");
if (reason & XCHAL_DEBUGCAUSE_DBREAK_MASK) {
char name[configMAX_TASK_NAME_LEN];
for (int i = 0; i < 20; i += 4) {
for (int j = 0; j < 4; j++) {
PANIC("%-8s: 0x%08x ", sdesc[i + j], regs[i + j + 1]);
strncpy(name, pcTaskGetTaskName(NULL), configMAX_TASK_NAME_LEN);
ets_printf("Stack canary watchpoint triggered (%s)\n", name);
}
} else
#endif
{
const char *reason = frame->exccause < 30 ? edesc[frame->exccause] : "unknown";
const uint32_t *regs = (const uint32_t *)frame;
PANIC("Guru Meditation Error: Core 0 panic'ed (%s). Exception was unhandled.\r\n", reason);
PANIC("Core 0 register dump:\n");
for (int i = 0; i < 20; i += 4) {
for (int j = 0; j < 4; j++) {
PANIC("%-8s: 0x%08x ", sdesc[i + j], regs[i + j + 1]);
}
PANIC("\r\n");
}
PANIC("\r\n");
}
PANIC("\r\nBacktrace: %p:%p ", i_pc, i_sp);