diff options
Diffstat (limited to 'bootloader.c')
| -rw-r--r-- | bootloader.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/bootloader.c b/bootloader.c index de441e1df..bc79bee76 100644 --- a/bootloader.c +++ b/bootloader.c @@ -198,7 +198,7 @@ int write_update_for_bootloader( header.version = UPDATE_VERSION; header.size = header_size; - header.image_offset = mtd_erase_blocks(write, 0); + off_t image_start_pos = mtd_erase_blocks(write, 0); header.image_length = update_length; if ((int) header.image_offset == -1 || mtd_write_data(write, update, update_length) != update_length) { @@ -206,6 +206,8 @@ int write_update_for_bootloader( mtd_write_close(write); return -1; } + off_t busy_start_pos = mtd_erase_blocks(write, 0); + header.image_offset = mtd_find_write_start(write, image_start_pos); header.bitmap_width = bitmap_width; header.bitmap_height = bitmap_height; @@ -213,7 +215,6 @@ int write_update_for_bootloader( int bitmap_length = (bitmap_bpp + 7) / 8 * bitmap_width * bitmap_height; - header.busy_bitmap_offset = mtd_erase_blocks(write, 0); header.busy_bitmap_length = busy_bitmap != NULL ? bitmap_length : 0; if ((int) header.busy_bitmap_offset == -1 || mtd_write_data(write, busy_bitmap, bitmap_length) != bitmap_length) { @@ -221,8 +222,9 @@ int write_update_for_bootloader( mtd_write_close(write); return -1; } + off_t fail_start_pos = mtd_erase_blocks(write, 0); + header.busy_bitmap_offset = mtd_find_write_start(write, busy_start_pos); - header.fail_bitmap_offset = mtd_erase_blocks(write, 0); header.fail_bitmap_length = fail_bitmap != NULL ? bitmap_length : 0; if ((int) header.fail_bitmap_offset == -1 || mtd_write_data(write, fail_bitmap, bitmap_length) != bitmap_length) { @@ -230,6 +232,8 @@ int write_update_for_bootloader( mtd_write_close(write); return -1; } + mtd_erase_blocks(write, 0); + header.fail_bitmap_offset = mtd_find_write_start(write, fail_start_pos); /* Write the header last, after all the blocks it refers to, so that * when the magic number is installed everything is valid. @@ -252,7 +256,7 @@ int write_update_for_bootloader( return -1; } - if (mtd_erase_blocks(write, 0) != (off_t) header.image_offset) { + if (mtd_erase_blocks(write, 0) != image_start_pos) { LOGE("Misalignment rewriting %s\n(%s)\n", CACHE_NAME, strerror(errno)); mtd_write_close(write); return -1; |