static bool OTP_Mount()
{
OTP_Unmount();
u8 addr;
for (addr = 0; addr < 32; addr++)
{
HW_OTP_COMMAND = 0x80000000 | addr;
*(((u32 *)otp_ptr) + addr) = HW_OTP_DATA;
}
return *otp_ptr;
}
void print_all_keys(FILE *fp, bool access_seeprom)
{
int i;
u8 null_key[16];
otp_t *otp_data = memalign(32, sizeof(otp_t));
seeprom_t *seeprom_data = memalign(32, sizeof(seeprom_t));
memset(null_key, 0, sizeof(null_key)); // We'll later use this for the Korean Key check
/* Read OTP data into otp_ptr pointer */
bool read_otp = OTP_Mount();
if (!read_otp)
{
OTP_Unmount();
free(otp_data);
if (device == 1) Close_SD();
if (device == 2) Close_USB();
printf("\n\nFatal error: OTP_Mount failed.");
sleep(2);
Reboot();
}
memcpy(otp_data, otp_ptr, sizeof(otp_t));
OTP_Unmount();
if (access_seeprom)
{
/* Read SEEPROM data into seeprom_ptr pointer */
bool read_seeprom = SEEPROM_Mount();
if (!read_seeprom)
{
SEEPROM_Unmount();
free(seeprom_data);
if (device == 1) Close_SD();
if (device == 2) Close_USB();
printf("\n\nFatal error: SEEPROM_Mount failed.");
sleep(2);
Reboot();
}
memcpy(seeprom_data, seeprom_ptr, sizeof(seeprom_t));
SEEPROM_Unmount();
}
for (i = 0; i < 10; i++)
{
/* The Korean Key will be shown only if it is actually present on the SEEPROM */
/* If it isn't, we'll skip it */
if (access_seeprom && i == 9 && memcmp(seeprom_data->korean_key, null_key, sizeof(seeprom_data->korean_key)) == 0)
{
continue;
} else
if (!access_seeprom && (i == 7 || i == 8 || i == 9))
{
/* Do not print SEEPROM values if its access is disabled */
continue;
} else {
fprintf(fp, "[%d] %s:\t", i, key_names[i]);
}
switch (i)
{
case 0: // boot1 Hash
hex_key_dump(fp, (void *)otp_data->boot1_hash, sizeof(otp_data->boot1_hash));
break;
case 1: // Common Key
hex_key_dump(fp, (void *)otp_data->common_key, sizeof(otp_data->common_key));
break;
case 2: // Console ID
hex_key_dump(fp, (void *)otp_data->ng_id, sizeof(otp_data->ng_id));
break;
case 3: // ECC Priv Key
hex_key_dump(fp, (void *)otp_data->ng_priv, sizeof(otp_data->ng_priv));
break;
case 4: // NAND HMAC
hex_key_dump(fp, (void *)otp_data->nand_hmac, sizeof(otp_data->nand_hmac));
break;
case 5: // NAND AES Key
hex_key_dump(fp, (void *)otp_data->nand_key, sizeof(otp_data->nand_key));
break;
case 6: // PRNG Key
hex_key_dump(fp, (void *)otp_data->rng_key, sizeof(otp_data->rng_key));
break;
case 7: // NG Key ID
if (access_seeprom) hex_key_dump(fp, (void *)seeprom_data->ng_key_id, sizeof(seeprom_data->ng_key_id));
break;
case 8: // NG Signature
if (access_seeprom) hex_key_dump(fp, (void *)seeprom_data->ng_sig, sizeof(seeprom_data->ng_sig));
break;
case 9: // Korean Key
if (access_seeprom && memcmp(seeprom_data->korean_key, null_key, sizeof(seeprom_data->korean_key)) != 0)
{
hex_key_dump(fp, (void *)seeprom_data->korean_key, sizeof(seeprom_data->korean_key));
}
break;
default:
break;
}
fprintf(fp, "\n");
}
/* Time to free these babies */
free(otp_data);
free(seeprom_data);
}
bool OTP_Mount() {
OTP_Unmount();
bool success = read_otp() && (dotab_device = AddDevice(&dotab_otp)) >= 0;
if (!success) OTP_Unmount();
return success;
}
