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[rp2350] Added cache in RAM for hal_flash_write

pull/590/head
Daniele Lacamera 2025-09-05 14:12:57 +02:00
parent 82e4950b59
commit d6ba220e55
2 changed files with 17 additions and 3 deletions
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16
hal/rp2350.c
View File

@ -224,7 +224,21 @@ void hal_prepare_boot(void)
int RAMFUNCTION hal_flash_write(uint32_t address, const uint8_t *data, int len)
{
flash_range_program(address - XIP_BASE, data, len);
uint8_t cache[WOLFBOOT_SECTOR_SIZE];
uint32_t written = 0;
uint32_t sz;
if (((uintptr_t)data & 0x20000000UL) == 0) {
/* Not in RAM: copy to cache before writing */
while (written < len) {
sz = WOLFBOOT_SECTOR_SIZE;
if (sz > (len - written))
sz = len - written;
memcpy(cache, data + written, sz);
flash_range_program(address - XIP_BASE + written, cache, sz);
written += sz;
}
} else
flash_range_program(address - XIP_BASE, data, len);
return 0;
}

4
src/libwolfboot.c
View File

@ -2005,7 +2005,7 @@ int wolfBoot_nsc_erase_update(uint32_t address, uint32_t len)
return -1;
if (address + len > WOLFBOOT_PARTITION_SIZE)
return -1;
hal_flash_erase(address + WOLFBOOT_PARTITION_UPDATE_ADDRESS, len);
return hal_flash_erase(address + WOLFBOOT_PARTITION_UPDATE_ADDRESS, len);
}
@ -2016,7 +2016,7 @@ int wolfBoot_nsc_write_update(uint32_t address, const uint8_t *buf, uint32_t len
return -1;
if (address + len > WOLFBOOT_PARTITION_SIZE)
return -1;
hal_flash_write(address + WOLFBOOT_PARTITION_UPDATE_ADDRESS, buf, len);
return hal_flash_write(address + WOLFBOOT_PARTITION_UPDATE_ADDRESS, buf, len);
}
#endif