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Fix flash initialization for RP2350.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2024-08-28 18:47:31 +02:00
parent 0560e49b5c
commit 2497b633ae
2 changed files with 13 additions and 9 deletions
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7
src/fs/file.c
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@@ -251,8 +251,7 @@ void scan_region(bool persistent) {
endp = end_rom_pool;
startp = start_rom_pool;
}
for (uintptr_t base = flash_read_uintptr(endp); base >= startp;
base = flash_read_uintptr(base)) {
for (uintptr_t base = flash_read_uintptr(endp); base >= startp; base = flash_read_uintptr(base)) {
if (base == 0x0) { //all is empty
break;
}
@@ -276,8 +275,8 @@ void scan_region(bool persistent) {
void wait_flash_finish();
void scan_flash() {
initialize_flash(false); //soft initialization
if (*(uintptr_t *) flash_read(end_rom_pool) == 0xffffffff &&
*(uintptr_t *) flash_read(end_rom_pool + sizeof(uintptr_t)) == 0xffffffff) {
uint32_t r1 = *(uintptr_t *) flash_read(end_rom_pool), r2 = *(uintptr_t *) flash_read(end_rom_pool + sizeof(uintptr_t));
if ((r1 == 0xffffffff || r1 == 0xefefefef) && (r2 == 0xffffffff || r2 == 0xefefefef)) {
printf("First initialization (or corrupted!)\n");
uint8_t empty[sizeof(uintptr_t) * 2 + sizeof(uint32_t)];
memset(empty, 0, sizeof(empty));