diff options
Diffstat (limited to 'cmd/sf.c')
| -rw-r--r-- | cmd/sf.c | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -294,6 +294,12 @@ static int do_spi_flash_read_write(int argc, char *const argv[]) return 1; } + if (strncmp(argv[0], "read", 4) != 0 && flash->flash_is_unlocked && + !flash->flash_is_unlocked(flash, offset, len)) { + printf("ERROR: flash area is locked\n"); + return 1; + } + buf = map_physmem(addr, len, MAP_WRBACK); if (!buf && addr) { puts("Failed to map physical memory\n"); @@ -350,6 +356,12 @@ static int do_spi_flash_erase(int argc, char *const argv[]) return 1; } + if (flash->flash_is_unlocked && + !flash->flash_is_unlocked(flash, offset, len)) { + printf("ERROR: flash area is locked\n"); + return 1; + } + ret = spi_flash_erase(flash, offset, size); printf("SF: %zu bytes @ %#x Erased: ", (size_t)size, (u32)offset); if (ret) |