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hackrf_spiflash: implement compatibility checking using new firmware info struct

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This commit is contained in:
Mike Walters
2023-01-03 16:18:58 +00:00
parent f426ac2174
commit c2b3052c78
1 changed files with 51 additions and 1 deletions
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52
host/hackrf-tools/src/hackrf_spiflash.c
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@ -66,7 +66,7 @@ static struct option long_options[] = {
* If you're already running firmware that reports the wrong ID
* I can't help you, but you can use the -i optionto ignore (or DFU)
*/
int compatibility_check(uint8_t* data, int length, hackrf_device* device)
int compatibility_check_og(uint8_t* data, int length, hackrf_device* device)
{
int str_len, i, j;
bool match = false;
@ -109,6 +109,56 @@ int compatibility_check(uint8_t* data, int length, hackrf_device* device)
return EXIT_FAILURE;
}
#define FW_INFO_LOCATION 0x400
#define FW_MAGIC_OFFSET 0
#define FW_STRUCT_VERSION_OFFSET 8
#define FW_SUPPORTED_PLATFORMS_OFFSET 12
#define FROM_LE32(x) ((x)[0] | ((x)[1] << 8) | ((x)[2] << 16) | ((x)[3] << 24))
#define FROM_LE16(x) ((x)[0] | ((x)[1] << 8))
int compatibility_check(uint8_t* data, int length, hackrf_device* device)
{
uint8_t board_id;
hackrf_board_id_read(device, &board_id);
uint8_t* fw_info = data + FW_INFO_LOCATION;
if (strncmp((char*) fw_info + FW_MAGIC_OFFSET, "HACKRFFW", 8) != 0) {
// Couldn't find firmware info structure,
// revert to old compatibility check method if possible.
if (board_id != BOARD_ID_HACKRF1_R9) {
return compatibility_check_og(data, length, device);
}
return EXIT_FAILURE;
}
uint32_t platform_required = hackrf_board_id_platform(board_id);
if (platform_required == 0) {
fprintf(stderr,
"Could not find appropriate platform for board id %u (%s).\n",
board_id,
hackrf_board_id_name(board_id));
return EXIT_FAILURE;
}
uint32_t struct_version = FROM_LE16(fw_info + FW_STRUCT_VERSION_OFFSET);
if (struct_version == 1) {
uint32_t supported_platforms =
FROM_LE32(fw_info + FW_SUPPORTED_PLATFORMS_OFFSET);
if (platform_required & supported_platforms) {
return EXIT_SUCCESS;
} else {
return EXIT_FAILURE;
}
} else {
fprintf(stderr,
"Unrecognised firmware info structure version %u. This may require a newer hackrf_spiflash version.\n",
struct_version);
return EXIT_FAILURE;
}
}
int parse_u32(char* s, uint32_t* const value)
{
char* s_end;