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Report the crash log to mdash

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This commit is contained in:
robert
2026-09-28 14:05:58 +03:00
parent 2834aa57ee
commit 795f16d5fb
6 changed files with 55 additions and 31 deletions
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tutorials/stm32/nucleo-h723zg/minimal/main.c
-21
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@@ -117,27 +117,6 @@ int main(void) {
MG_INFO(("Initialised. CPU clock: %lu MHz", SystemCoreClock / 1000000));
// Report the previous boot's crash backtrace, if any
if (mg_health_reason() == MG_HEALTH_RESET_FAULT) {
uint32_t *r = mg_health_record.backtrace;
static char buf[512];
size_t len = mg_snprintf(
buf, sizeof(buf),
"{\"image\":\"firmware.elf\",\"binary\":\"firmware.bin\","
"\"regs\":{\"sp\":\"0x%08lx\",\"lr\":\"0x%08lx\","
"\"pc\":\"0x%08lx\"},\"stack\":{\"addr\":\"0x%08lx\","
"\"words\":[",
(unsigned long) r[CRASH_SP], (unsigned long) r[CRASH_LR],
(unsigned long) r[CRASH_PC], (unsigned long) r[CRASH_SP]);
for (size_t i = CRASH_STACK; i < MG_HEALTH_BACKTRACE; i++) {
len += mg_snprintf(buf + len, sizeof(buf) - len, "%s\"0x%08lx\"",
i == CRASH_STACK ? "" : ",",
(unsigned long) r[i]);
}
mg_snprintf(buf + len, sizeof(buf) - len, "]}}");
MG_INFO(("Previous boot crash: %s", buf));
}
struct mg_mgr mgr;
mg_mgr_init(&mgr);
mg_http_listen(&mgr, "http://0.0.0.0", http_ev_handler, NULL);
tutorials/stm32/nucleo-h723zg/minimal/mongoose_config.h
+1
View File
@@ -28,6 +28,7 @@
// Crash report support. Health record lives in the .mg_health region, see link.ld
#define MG_HEALTH_RAM __attribute__((section(".mg_health")))
#define MG_HEALTH_BACKTRACE 1022 // fill the 4KB backup SRAM
// mdash.net device management service support
#define MG_ENABLE_MDASH 1