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xfdump_full_dump_and_reset: set a guaranteed minimum WDT

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Just prior to dumping, reset the WDT to a known-safe (and not too long)
interval that guarantees a complete dump.
This commit is contained in:
Yuri D'Elia 2021-06-10 16:24:52 +02:00
parent 3f7b9b42b2
commit 0362b6484f
1 changed files with 5 additions and 1 deletions
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6
Firmware/xflash_dump.cpp
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@ -105,10 +105,14 @@ void xfdump_full_dump_and_reset(dump_crash_source crash)
// disable interrupts for a cleaner register dump // disable interrupts for a cleaner register dump
cli(); cli();
// ensure there's always enough time (with some margin) to dump
// dump time on w25x20cl: ~150ms
wdt_enable(WDTO_500MS);
// write all addressable ranges (this will trash bidirectional registers) // write all addressable ranges (this will trash bidirectional registers)
xfdump_dump_core(buf, DUMP_OFFSET + offsetof(dump_t, data), 0, RAMEND); xfdump_dump_core(buf, DUMP_OFFSET + offsetof(dump_t, data), 0, RAMEND);
// force a reset soon // force a reset even sooner
softReset(); softReset();
} }
#endif #endif