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Add support to dump rsa related fields for t210

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Add support to dump rsa pubkey, bct's rsa-pss signature and
bootloader's rsa-pss signature.

Signed-off-by: Jimmy Zhang <jimmzhang@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Jimmy Zhang
2015-10-19 16:01:55 -07:00
committed by Stephen Warren
parent dc126cfdc1
commit 3c3b992a68
2 changed files with 74 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

65
src/bct_dump.c
View File

@@ -27,11 +27,13 @@
int enable_debug;
cbootimage_soc_config * g_soc_config;
static void format_u32_hex8(char const * message, void * data);
static void format_u32(char const * message, void * data);
static void format_chipuid(char const * message, void * data);
static void format_u32_hex8(parse_token id, char const * message, void * data);
static void format_u32(parse_token id, char const * message, void * data);
static void format_chipuid(parse_token id, char const * message, void * data);
static void format_hex_16_bytes(parse_token id, char const * message, void * data);
static void format_rsa_param(parse_token id, char const * message, void * data);
typedef void (*format_function)(char const * message, void * data);
typedef void (*format_function)(parse_token id, char const * message, void * data);
typedef struct {
parse_token id;
@@ -39,9 +41,11 @@ typedef struct {
format_function format;
} value_data;
#define PARAM_TYPE_BINARY_DATA_MAX_SIZE 256
typedef union {
u_int32_t val;
u_int8_t uid[16];
u_int8_t binary[PARAM_TYPE_BINARY_DATA_MAX_SIZE];
} param_types;
#define MAX_PARAM_SIZE sizeof(param_types)
@@ -54,6 +58,9 @@ static value_data const values[] = {
{ token_odm_data, "OdmData = ", format_u32_hex8 },
{ token_secure_jtag_control, "JtagCtrl = ", format_u32_hex8 },
{ token_secure_debug_control, "DebugCtrl = ", format_u32_hex8 },
{ token_crypto_hash, "BCT AES Hash = ", format_hex_16_bytes },
{ token_rsa_key_modulus, "RsaKeyModulus:\n", format_rsa_param },
{ token_rsa_pss_sig_bct, "RsaPssSigBct:\n", format_rsa_param },
{ token_unique_chip_id, "ChipUid = ", format_chipuid },
{ token_bootloader_used, "# Bootloader used = ", format_u32 },
{ token_bootloaders_max, "# Bootloaders max = ", format_u32 },
@@ -72,6 +79,8 @@ static value_data const bl_values[] = {
{ token_bl_load_addr, "Load address = ", format_u32_hex8 },
{ token_bl_entry_point, "Entry point = ", format_u32_hex8 },
{ token_bl_attribute, "Attributes = ", format_u32_hex8 },
{ token_bl_crypto_hash, "Bl AES Hash = ", format_hex_16_bytes },
{ token_rsa_pss_sig_bl, "RsaPssSigBl:\n", format_rsa_param },
};
static value_data const mts_values[] = {
@@ -85,17 +94,17 @@ static value_data const mts_values[] = {
};
/*****************************************************************************/
static void format_u32_hex8(char const * message, void * data)
static void format_u32_hex8(parse_token id, char const * message, void * data)
{
printf("%s0x%08x;\n", message, *((u_int32_t *) data));
}
static void format_u32(char const * message, void * data)
static void format_u32(parse_token id, char const * message, void * data)
{
printf("%s%d;\n", message, *((u_int32_t *) data));
}
static void format_chipuid(char const * message, void * data)
static void format_chipuid(parse_token id, char const * message, void * data)
{
u_int8_t *uid = (u_int8_t *)data;
int byte_index;
@@ -108,6 +117,38 @@ static void format_chipuid(char const * message, void * data)
printf("%s%s;\n", message, uid_str);
}
static void format_hex_16_bytes(parse_token id, char const * message, void * data)
{
u_int8_t *p_byte = (u_int8_t *)data;
int byte_index;
printf("%s", message);
for (byte_index = 0; byte_index < 16; ++byte_index)
printf("%02x", *p_byte++);
printf(";\n");
}
static void format_rsa_param(parse_token id, char const * message, void * data)
{
#define MAX_BYTE_NUMBER_PER_LINE 16
u_int8_t *rsa = (u_int8_t *)data;
int size = g_soc_config->get_value_size(id);
int byte_index;
printf("%s", message);
for (byte_index = 0; byte_index < size; ++byte_index) {
printf(" %02x", *rsa++);
if ((byte_index + 1) % MAX_BYTE_NUMBER_PER_LINE == 0)
printf("\n");
}
if (byte_index % MAX_BYTE_NUMBER_PER_LINE != 0)
printf("\n");
#undef MAX_BYTE_NUMBER_PER_LINE
}
/*****************************************************************************/
static void usage(void)
{
@@ -213,7 +254,7 @@ int main(int argc, char *argv[])
if (e)
memset(&data, 0, MAX_PARAM_SIZE);
values[i].format(values[i].message, &data);
values[i].format(values[i].id, values[i].message, &data);
}
/* Display bootloader values */
@@ -241,7 +282,9 @@ int main(int argc, char *argv[])
if (e)
data.val = -1;
bl_values[j].format(bl_values[j].message, &data);
bl_values[j].format(bl_values[j].id,
bl_values[j].message,
&data);
}
}
}
@@ -271,7 +314,9 @@ int main(int argc, char *argv[])
if (e)
data.val = -1;
mts_values[j].format(mts_values[j].message, &data);
mts_values[j].format(mts_values[j].id,
mts_values[j].message,
&data);
}
}
}

19
src/t210/nvbctlib_t210.c
View File

@@ -109,6 +109,8 @@ parse_token t210_root_token_list[] = {
token_bootloaders_max,
token_bct_size,
token_hash_size,
token_crypto_hash,
token_bl_crypto_hash,
token_crypto_offset,
token_crypto_length,
token_max_bct_search_blks,
@@ -2034,6 +2036,12 @@ t210_getbl_param(u_int32_t set,
sizeof(nvboot_hash));
break;
case token_rsa_pss_sig_bl:
reverse_byte_order((u_int8_t *)data,
(const u_int8_t *)&bct_ptr->bootloader[set].signature.rsa_pss_sig,
sizeof(nvboot_rsa_pss_sig));
break;
default:
return -ENODATA;
}
@@ -2130,6 +2138,17 @@ t210_bct_get_value(parse_token id, void *data, u_int8_t *bct)
memcpy(data, &(bct_ptr->unique_chip_id), sizeof(nvboot_ecid));
break;
case token_rsa_key_modulus:
reverse_byte_order(data, (const u_int8_t *)&bct_ptr->key,
sizeof(nvboot_rsa_key_modulus));
break;
case token_rsa_pss_sig_bct:
reverse_byte_order(data,
(const u_int8_t *)&bct_ptr->signature.rsa_pss_sig,
sizeof(nvboot_rsa_pss_sig));
break;
case token_reserved_offset:
*((u_int32_t *)data) = (u_int8_t *)&(samplebct.reserved)
- (u_int8_t *)&samplebct;