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stop the selSec from being applied twice to lastSector #531

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Merged
merged 2 commits into from
Dec 30, 2024
Merged

stop the selSec from being applied twice to lastSector #531

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88163ad
stop the selSec from being applied twice to lastSector
jpbland1 Dec 23, 2024
b59d931
remove sector alignment check
jpbland1 Dec 30, 2024
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7 changes: 4 additions & 3 deletions src/libwolfboot.c
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Original file line number Diff line number Diff line change
Expand Up @@ -763,10 +763,11 @@ void RAMFUNCTION wolfBoot_update_trigger(void)
hal_flash_erase(lastSector, SECTOR_FLAGS_SIZE);
#else
selSec = nvm_select_fresh_sector(PART_UPDATE);
lastSector -= selSec * WOLFBOOT_SECTOR_SIZE;
XMEMCPY(NVM_CACHE, (uint8_t*)lastSector, WOLFBOOT_SECTOR_SIZE);
XMEMCPY(NVM_CACHE, (uint8_t*)lastSector - WOLFBOOT_SECTOR_SIZE * selSec,
WOLFBOOT_SECTOR_SIZE);
/* write to the non selected sector */
hal_flash_erase(lastSector - WOLFBOOT_SECTOR_SIZE * !selSec, WOLFBOOT_SECTOR_SIZE);
hal_flash_erase(lastSector - WOLFBOOT_SECTOR_SIZE * !selSec,
WOLFBOOT_SECTOR_SIZE);
hal_flash_write(lastSector - WOLFBOOT_SECTOR_SIZE * !selSec, NVM_CACHE,
WOLFBOOT_SECTOR_SIZE);
/* erase the previously selected sector */
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