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- add warning for empty uploaded image in USB DFU

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This commit is contained in:
Luciano Martin
2018-02-26 11:58:53 +00:00
parent 72f7a1d153
commit b6dd33076a
1 changed files with 9 additions and 2 deletions
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11
host/xmosdfu/xmosdfu.cpp
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@@ -307,8 +307,15 @@ int read_dfu_image(char *file)
{
unsigned int numBytes = 0;
numBytes = dfu_upload(0, block_count, 64, block_data);
/* Upload is completed when dfu_upload() returns an empty block */
if (numBytes == 0)
{
/* If upload is complete, but no block has been read,
issue a warning about the upgrade image
*/
if (block_count==0) {
printf("... WARNING: Upgrade image size is 0: check if image is present in the flash\n");
}
break;
}
fwrite(block_data, 1, block_size, outFile);
@@ -338,8 +345,8 @@ static void print_usage(const char *program_name, const char *error_msg)
print_device_list(stderr, " ");
fprintf(stderr, " And COMMAND is one of:\n");
fprintf(stderr, " --download <firmware> : install a new firmware\n");
fprintf(stderr, " --upload <firmware> : extract a firmware image\n");
fprintf(stderr, " --download <firmware> : write an upgrade image\n");
fprintf(stderr, " --upload <firmware> : read the upgrade image\n");
fprintf(stderr, " --revertfactory : revert to the factory image\n");
fprintf(stderr, " --savecustomstate : \n");
fprintf(stderr, " --restorecustomstate : \n");