diff options
| -rw-r--r-- | misc-utils/flashcp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/misc-utils/flashcp.c b/misc-utils/flashcp.c index 1dc0877..f4acba5 100644 --- a/misc-utils/flashcp.c +++ b/misc-utils/flashcp.c @@ -464,6 +464,15 @@ DIFF_BLOCKS: /* write to device */ safe_lseek(dev_fd, current_dev_block, SEEK_SET, device); safe_write(dev_fd,src,i,written,(unsigned long long)filestat.st_size,device); + + /* read from device */ + safe_lseek(dev_fd, current_dev_block, SEEK_SET, device); + safe_read (dev_fd,device,dest,i); + + /* compare buffers for write success */ + if (memcmp (src,dest,i)) + log_failure("File does not seem to match flash data. First mismatch at 0x%.8zx-0x%.8zx\n", + written,written + i); } erase.start += i; |