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system76-coreboot/util/amdfwtool/data_parse.c
Zheng Bao b91f421118 amdfwtool: Check sanity before filling the data array 
Change-Id: I8284c35a0124ba4588d199024e28d3445c681896
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>wq
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78763
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2024-03-20 13:44:57 +00:00

839 lines
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/* SPDX-License-Identifier: GPL-2.0-only */
#include <stdio.h>
#include <regex.h>
#include <string.h>
#include <stdlib.h>
#include <stdint.h>
#include <assert.h>
#include "amdfwtool.h"
/* TODO: a empty line does not matched. */
static const char blank_or_comment_regex[] =
/* a blank line */
"(^[[:space:]]*$)"
"|" /* or ... */
/* a line consisting of: optional whitespace followed by */
"(^[[:space:]]*"
/* a '#' character and optionally, additional characters */
"#.*$)";
static regex_t blank_or_comment_expr;
static const char entries_line_regex[] =
/* optional whitespace */
"^[[:space:]]*"
/* followed by a chunk of nonwhitespace for macro field */
"([^[:space:]]+)"
/* followed by one or more whitespace characters */
"[[:space:]]+"
/* followed by a chunk of nonwhitespace for filename field */
"([^[:space:]]+)"
/* followed by an optional whitespace + chunk of nonwhitespace for level field
1st char L: Indicator of field "level"
2nd char:
Directory level to be dropped in.
1: Level 1
2: Level 2
b: Level both 1&2
x: use default value hardcoded in table
3rd char:
For A/B recovery. Defined same as 2nd char.
Examples:
L2: Level 2 for normal mode
L12: Level 1 for normal mode, level 2 for A/B mode
Lx1: Use default value for normal mode, level 1 for A/B mode
*/
"([[:space:]]+([Ll][12bxBX]{1,2}))?"
/* followed by an optional whitespace + chunk of nonwhitespace for hash table field
1st char H: Indicator of field "Hash Table ID"
2nd char:
Table ID to be dropped in.
0: Table 0 / Default Unified Table
1: Table 1
...
9: Table 9
Examples:
H2: Put the hash for the concerned entry in Hash Table 2
*/
"([[:space:]]+([Hh][0-9]+))?"
/* followed by an optional whitespace + "UUID" to indicate the binary is using 16 bytes
UUID as firmware identity. In the absence of this field, the binary is using 2 bytes
FWID as firmware identity.
*/
"([[:space:]]+(UUID))?"
/* followed by optional whitespace */
"[[:space:]]*$";
static regex_t entries_line_expr;
enum match_id {
FW_TYPE = 1,
FW_FILE,
OPT_SPACE1,
OPT_LEVEL,
OPT_SPACE2,
OPT_HASH_TABLE_ID,
OPT_SPACE3,
OPT_FWID_TYPE,
N_MATCHES,
};
void compile_reg_expr(int cflags, const char *expr, regex_t *reg)
{
static const size_t ERROR_BUF_SIZE = 256;
char error_msg[ERROR_BUF_SIZE];
int result;
result = regcomp(reg, expr, cflags);
if (result != 0) {
regerror(result, reg, error_msg, ERROR_BUF_SIZE);
fprintf(stderr, "%s\n", error_msg);
}
}
static enum platform identify_platform(char *soc_name)
{
if (!strcasecmp(soc_name, "Stoneyridge"))
return PLATFORM_STONEYRIDGE;
else if (!strcasecmp(soc_name, "Carrizo"))
return PLATFORM_CARRIZO;
else if (!strcasecmp(soc_name, "Raven"))
return PLATFORM_RAVEN;
else if (!strcasecmp(soc_name, "Picasso"))
return PLATFORM_PICASSO;
else if (!strcasecmp(soc_name, "Cezanne"))
return PLATFORM_CEZANNE;
else if (!strcasecmp(soc_name, "Mendocino"))
return PLATFORM_MENDOCINO;
else if (!strcasecmp(soc_name, "Renoir"))
return PLATFORM_RENOIR;
else if (!strcasecmp(soc_name, "Lucienne"))
return PLATFORM_LUCIENNE;
else if (!strcasecmp(soc_name, "Phoenix"))
return PLATFORM_PHOENIX;
else if (!strcasecmp(soc_name, "Glinda"))
return PLATFORM_GLINDA;
else if (!strcasecmp(soc_name, "Genoa"))
return PLATFORM_GENOA;
else
return PLATFORM_UNKNOWN;
}
#define SET_LEVEL(tableptr, l, TABLE, ab) \
do { \
switch ((l)) { \
case '1': \
(tableptr)->level = ab ? TABLE##_LVL1_AB : TABLE##_LVL1; \
break; \
case '2': \
(tableptr)->level = ab ? TABLE##_LVL2_AB : TABLE##_LVL2; \
break; \
case 'b': \
case 'B': \
(tableptr)->level = ab ? TABLE##_BOTH_AB : TABLE##_BOTH; \
break; \
default: \
/* use default value */ \
break; \
} \
} while (0)
extern amd_fw_entry amd_psp_fw_table[];
extern amd_bios_entry amd_bios_table[];
static uint8_t find_register_fw_filename_psp_dir(char *fw_name, char *filename,
char level_to_set, uint8_t hash_tbl_id, fwid_type_t fwid_type,
amd_cb_config *cb_config)
{
amd_fw_type fw_type = AMD_FW_INVALID;
amd_fw_entry *psp_tableptr;
uint8_t subprog;
uint8_t instance = 0;
if (strcmp(fw_name, "PSPBTLDR_WL_FILE") == 0) {
if (cb_config->have_whitelist) {
fw_type = AMD_FW_PSP_BOOTLOADER_AB;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSPBTLDR_AB_STAGE1_FILE") == 0) {
if (cb_config->recovery_ab) {
fw_type = AMD_FW_PSP_BOOTLOADER;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSPBTLDR_FILE") == 0) {
if (!cb_config->recovery_ab) {
fw_type = AMD_FW_PSP_BOOTLOADER;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "AMD_PUBKEY_FILE") == 0) {
fw_type = AMD_FW_PSP_PUBKEY;
subprog = 0;
} else if (strcmp(fw_name, "AMD_FUSE_CHAIN") == 0) {
fw_type = AMD_PSP_FUSE_CHAIN;
subprog = 0;
} else if (strcmp(fw_name, "PSPRCVR_FILE") == 0) {
fw_type = AMD_FW_PSP_RECOVERY;
subprog = 0;
} else if (strcmp(fw_name, "PUBSIGNEDKEY_FILE") == 0) {
fw_type = AMD_FW_PSP_RTM_PUBKEY;
subprog = 0;
} else if (strcmp(fw_name, "PSPNVRAM_FILE") == 0) {
fw_type = AMD_FW_PSP_NVRAM;
subprog = 0;
} else if (strcmp(fw_name, "SMUSCS_FILE") == 0) {
fw_type = AMD_FW_PSP_SMUSCS;
subprog = 0;
} else if (strcmp(fw_name, "PSPTRUSTLETS_FILE") == 0) {
fw_type = AMD_FW_PSP_TRUSTLETS;
subprog = 0;
} else if (strcmp(fw_name, "PSPSECUREDEBUG_FILE") == 0) {
fw_type = AMD_FW_PSP_SECURED_DEBUG;
subprog = 0;
} else if (strcmp(fw_name, "PSP_SMUFW1_SUB0_FILE") == 0) {
fw_type = AMD_FW_PSP_SMU_FIRMWARE;
subprog = 0;
} else if (strcmp(fw_name, "PSP_HW_IPCFG_FILE_SUB0") == 0) {
fw_type = AMD_HW_IPCFG;
subprog = 0;
} else if (strcmp(fw_name, "PSP_HW_IPCFG_FILE_SUB1") == 0) {
fw_type = AMD_HW_IPCFG;
subprog = 1;
} else if (strcmp(fw_name, "PSP_SMUFW1_SUB1_FILE") == 0) {
fw_type = AMD_FW_PSP_SMU_FIRMWARE;
subprog = 1;
} else if (strcmp(fw_name, "PSP_SMUFW1_SUB2_FILE") == 0) {
fw_type = AMD_FW_PSP_SMU_FIRMWARE;
subprog = 2;
} else if (strcmp(fw_name, "PSP_SMUFW2_SUB0_FILE") == 0) {
fw_type = AMD_FW_PSP_SMU_FIRMWARE2;
subprog = 0;
} else if (strcmp(fw_name, "PSP_SMUFW2_SUB1_FILE") == 0) {
fw_type = AMD_FW_PSP_SMU_FIRMWARE2;
subprog = 1;
} else if (strcmp(fw_name, "PSP_SMUFW2_SUB2_FILE") == 0) {
fw_type = AMD_FW_PSP_SMU_FIRMWARE2;
subprog = 2;
} else if (strcmp(fw_name, "PSP_BOOT_DRIVER_FILE") == 0) {
fw_type = AMD_BOOT_DRIVER;
subprog = 0;
} else if (strcmp(fw_name, "PSP_SOC_DRIVER_FILE") == 0) {
fw_type = AMD_SOC_DRIVER;
subprog = 0;
} else if (strcmp(fw_name, "PSP_DEBUG_DRIVER_FILE") == 0) {
fw_type = AMD_DEBUG_DRIVER;
subprog = 0;
} else if (strcmp(fw_name, "PSP_INTERFACE_DRIVER_FILE") == 0) {
fw_type = AMD_INTERFACE_DRIVER;
subprog = 0;
} else if (strcmp(fw_name, "PSP_SEC_DBG_KEY_FILE") == 0) {
if (cb_config->unlock_secure) {
fw_type = AMD_FW_PSP_SECURED_DEBUG;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSP_SEC_DEBUG_FILE") == 0) {
if (cb_config->unlock_secure) {
fw_type = AMD_DEBUG_UNLOCK;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSP_ABL0_FILE") == 0) {
fw_type = AMD_ABL0;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL1_FILE") == 0) {
fw_type = AMD_ABL1;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL2_FILE") == 0) {
fw_type = AMD_ABL2;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL3_FILE") == 0) {
fw_type = AMD_ABL3;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL4_FILE") == 0) {
fw_type = AMD_ABL4;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL5_FILE") == 0) {
fw_type = AMD_ABL5;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL6_FILE") == 0) {
fw_type = AMD_ABL6;
subprog = 0;
} else if (strcmp(fw_name, "PSP_ABL7_FILE") == 0) {
fw_type = AMD_ABL7;
subprog = 0;
} else if (strcmp(fw_name, "PSPSECUREOS_FILE") == 0) {
if (cb_config->use_secureos) {
fw_type = AMD_FW_PSP_SECURED_OS;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSPTRUSTLETS_FILE") == 0) {
if (cb_config->use_secureos) {
fw_type = AMD_FW_PSP_TRUSTLETS;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "TRUSTLETKEY_FILE") == 0) {
if (cb_config->use_secureos) {
fw_type = AMD_FW_PSP_TRUSTLETKEY;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSP_IKEK_FILE") == 0) {
fw_type = AMD_WRAPPED_IKEK;
subprog = 0;
} else if (strcmp(fw_name, "PSP_SECG0_FILE") == 0) {
fw_type = AMD_SEC_GASKET;
subprog = 0;
} else if (strcmp(fw_name, "PSP_SECG1_FILE") == 0) {
fw_type = AMD_SEC_GASKET;
subprog = 1;
} else if (strcmp(fw_name, "PSP_SECG2_FILE") == 0) {
fw_type = AMD_SEC_GASKET;
subprog = 2;
} else if (strcmp(fw_name, "PSP_MP2FW0_FILE") == 0) {
if (cb_config->load_mp2_fw) {
fw_type = AMD_MP2_FW;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSP_MP2FW1_FILE") == 0) {
if (cb_config->load_mp2_fw) {
fw_type = AMD_MP2_FW;
subprog = 1;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSP_MP2FW2_FILE") == 0) {
if (cb_config->load_mp2_fw) {
fw_type = AMD_MP2_FW;
subprog = 2;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "PSP_C20MP_FILE") == 0) {
fw_type = AMD_FW_C20_MP;
subprog = 0;
} else if (strcmp(fw_name, "AMF_SRAM_FILE") == 0) {
fw_type = AMD_FW_AMF_SRAM;
subprog = 0;
} else if (strcmp(fw_name, "AMF_DRAM_FILE_INS0") == 0) {
fw_type = AMD_FW_AMF_DRAM;
subprog = 0;
instance = 0;
} else if (strcmp(fw_name, "AMF_DRAM_FILE_INS1") == 0) {
fw_type = AMD_FW_AMF_DRAM;
subprog = 0;
instance = 1;
} else if (strcmp(fw_name, "AMF_WLAN_FILE_INS0") == 0) {
fw_type = AMD_FW_AMF_WLAN;
subprog = 0;
instance = 0;
} else if (strcmp(fw_name, "AMF_WLAN_FILE_INS1") == 0) {
fw_type = AMD_FW_AMF_WLAN;
subprog = 0;
instance = 1;
} else if (strcmp(fw_name, "AMF_MFD_FILE") == 0) {
fw_type = AMD_FW_AMF_MFD;
subprog = 0;
} else if (strcmp(fw_name, "MPCCX_FILE") == 0) {
fw_type = AMD_FW_MPCCX;
subprog = 0;
} else if (strcmp(fw_name, "LSDMA_FILE") == 0) {
fw_type = AMD_FW_LSDMA;
subprog = 0;
} else if (strcmp(fw_name, "MINIMSMU_FILE") == 0) {
fw_type = AMD_FW_MINIMSMU;
instance = 0;
subprog = 0;
} else if (strcmp(fw_name, "MINIMSMU_FILE_INS1") == 0) {
fw_type = AMD_FW_MINIMSMU;
instance = 1;
subprog = 0;
} else if (strcmp(fw_name, "SRAM_FW_EXT_FILE") == 0) {
fw_type = AMD_FW_SRAM_FW_EXT;
subprog = 0;
} else if (strcmp(fw_name, "PSP_DRIVERS_FILE") == 0) {
fw_type = AMD_DRIVER_ENTRIES;
subprog = 0;
} else if (strcmp(fw_name, "PSP_S0I3_FILE") == 0) {
if (cb_config->s0i3) {
fw_type = AMD_S0I3_DRIVER;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "AMD_DRIVER_ENTRIES") == 0) {
fw_type = AMD_DRIVER_ENTRIES;
subprog = 0;
} else if (strcmp(fw_name, "VBIOS_BTLOADER_FILE") == 0) {
fw_type = AMD_VBIOS_BTLOADER;
subprog = 0;
} else if (strcmp(fw_name, "SECURE_POLICY_L1_FILE") == 0) {
fw_type = AMD_FW_TOS_SEC_POLICY;
subprog = 0;
} else if (strcmp(fw_name, "UNIFIEDUSB_FILE") == 0) {
fw_type = AMD_FW_USB_PHY;
subprog = 0;
} else if (strcmp(fw_name, "DRTMTA_FILE") == 0) {
fw_type = AMD_FW_DRTM_TA;
subprog = 0;
} else if (strcmp(fw_name, "KEYDBBL_FILE") == 0) {
fw_type = AMD_FW_KEYDB_BL;
subprog = 0;
} else if (strcmp(fw_name, "KEYDB_TOS_FILE") == 0) {
fw_type = AMD_FW_KEYDB_TOS;
subprog = 0;
} else if (strcmp(fw_name, "SPL_TABLE_FILE") == 0) {
if (cb_config->have_mb_spl) {
fw_type = AMD_FW_SKIP;
} else {
fw_type = AMD_FW_SPL;
subprog = 0;
}
} else if (strcmp(fw_name, "DMCUERAMDCN21_FILE") == 0) {
fw_type = AMD_FW_DMCU_ERAM;
subprog = 0;
} else if (strcmp(fw_name, "DMCUINTVECTORSDCN21_FILE") == 0) {
fw_type = AMD_FW_DMCU_ISR;
subprog = 0;
} else if (strcmp(fw_name, "MSMU_FILE") == 0) {
fw_type = AMD_FW_MSMU;
subprog = 0;
} else if (strcmp(fw_name, "DMCUB_FILE") == 0) {
fw_type = AMD_FW_DMCUB;
subprog = 0;
} else if (strcmp(fw_name, "SPIROM_CONFIG_FILE") == 0) {
fw_type = AMD_FW_SPIROM_CFG;
subprog = 0;
} else if (strcmp(fw_name, "MPIO_FILE") == 0) {
fw_type = AMD_FW_MPIO;
subprog = 0;
} else if (strcmp(fw_name, "TPMLITE_FILE") == 0) {
fw_type = AMD_FW_TPMLITE;
subprog = 0;
} else if (strcmp(fw_name, "PSP_KVM_ENGINE_DUMMY_FILE") == 0) {
fw_type = AMD_FW_KVM_IMAGE;
subprog = 0;
} else if (strcmp(fw_name, "RPMC_FILE") == 0) {
fw_type = AMD_RPMC_NVRAM;
subprog = 0;
} else if (strcmp(fw_name, "PSPBTLDR_AB_FILE") == 0) {
if (!cb_config->have_whitelist || cb_config->recovery_ab) {
fw_type = AMD_FW_PSP_BOOTLOADER_AB;
subprog = 0;
} else {
fw_type = AMD_FW_SKIP;
}
} else if (strcmp(fw_name, "TA_IKEK_FILE") == 0) {
fw_type = AMD_TA_IKEK;
subprog = 0;
} else if (strcmp(fw_name, "UMSMU_FILE") == 0) {
fw_type = AMD_FW_UMSMU;
subprog = 0;
} else if (strcmp(fw_name, "PSP_OEM_ABL_KEY_FILE") == 0) {
fw_type = AMD_FW_ABL_PUBKEY;
subprog = 0;
} else if (strcmp(fw_name, "PSP_MP5FW_SUB0_FILE") == 0) {
fw_type = AMD_FW_MP5;
subprog = 0;
} else if (strcmp(fw_name, "PSP_MP5FW_SUB1_FILE") == 0) {
fw_type = AMD_FW_MP5;
subprog = 1;
} else if (strcmp(fw_name, "PSP_MP5FW_SUB2_FILE") == 0) {
fw_type = AMD_FW_MP5;
subprog = 2;
} else if (strcmp(fw_name, "PSP_DXIOFW_FILE") == 0) {
fw_type = AMD_FW_DXIO;
subprog = 0;
} else if (strcmp(fw_name, "PSP_MPIOFW_FILE") == 0) {
fw_type = AMD_FW_MPIO;
subprog = 0;
} else if (strcmp(fw_name, "PSP_RIB_FILE_SUB0") == 0) {
fw_type = AMD_RIB;
subprog = 0;
} else if (strcmp(fw_name, "PSP_RIB_FILE_SUB1") == 0) {
fw_type = AMD_RIB;
subprog = 1;
} else if (strcmp(fw_name, "FEATURE_TABLE_FILE") == 0) {
fw_type = AMD_FW_FCFG_TABLE;
subprog = 0;
} else if (strcmp(fw_name, "PSP_MPDMATFFW_FILE") == 0) {
fw_type = AMD_FW_MPDMA_TF;
subprog = 0;
} else if (strcmp(fw_name, "PSP_GMI3PHYFW_FILE") == 0) {
fw_type = AMD_FW_GMI3_PHY;
subprog = 0;
} else if (strcmp(fw_name, "PSP_MPDMAPMFW_FILE") == 0) {
fw_type = AMD_FW_MPDMA_PM;
subprog = 0;
} else if (strcmp(fw_name, "PSP_TOKEN_UNLOCK_FILE") == 0) {
fw_type = AMD_TOKEN_UNLOCK;
subprog = 0;
} else if (strcmp(fw_name, "SEV_DATA_FILE") == 0) {
fw_type = AMD_SEV_DATA;
subprog = 0;
} else if (strcmp(fw_name, "SEV_CODE_FILE") == 0) {
fw_type = AMD_SEV_CODE;
subprog = 0;
} else {
fw_type = AMD_FW_INVALID;
/* TODO: Add more */
}
/* Search and fill the filename */
psp_tableptr = &amd_psp_fw_table[0];
if (fw_type != AMD_FW_SKIP && fw_type != AMD_FW_INVALID) {
while (psp_tableptr->type != AMD_FW_INVALID) {
/* instance are not used in PSP table */
if (psp_tableptr->type == fw_type && psp_tableptr->subprog == subprog
&& psp_tableptr->inst == instance) {
if (psp_tableptr->type != AMD_PSP_FUSE_CHAIN) {
psp_tableptr->filename = filename;
psp_tableptr->hash_tbl_id = hash_tbl_id;
psp_tableptr->fwid_type = fwid_type;
}
SET_LEVEL(psp_tableptr, level_to_set, PSP,
cb_config->recovery_ab);
break;
}
psp_tableptr++;
}
}
if (fw_type == AMD_FW_INVALID)
return 0;
else
return 1;
}
#define PMUI_STR_BASE "PSP_PMUI_FILE"
#define PMUD_STR_BASE "PSP_PMUD_FILE"
#define PMU_STR_BASE_LEN strlen(PMUI_STR_BASE)
#define PMU_STR_SUB_INDEX strlen(PMUI_STR_BASE"_SUB")
#define PMU_STR_INS_INDEX strlen(PMUI_STR_BASE"_SUBx_INS")
#define PMU_STR_ALL_LEN strlen(PMUI_STR_BASE"_SUBx_INSx")
static uint8_t find_register_fw_filename_bios_dir(char *fw_name, char *filename,
char level_to_set, amd_cb_config *cb_config)
{
amd_bios_type fw_type = AMD_BIOS_INVALID;
amd_bios_entry *bhd_tableptr;
uint8_t subprog = 0;
uint8_t instance = 0;
(void) (cb_config); /* Remove warning and reserved for future. */
if (strncmp(fw_name, PMUI_STR_BASE, PMU_STR_BASE_LEN) == 0) {
assert(strlen(fw_name) == PMU_STR_ALL_LEN);
fw_type = AMD_BIOS_PMUI;
subprog = strtol(&fw_name[PMU_STR_SUB_INDEX], NULL, 16);
instance = strtol(&fw_name[PMU_STR_INS_INDEX], NULL, 16);
} else if (strncmp(fw_name, PMUD_STR_BASE, PMU_STR_BASE_LEN) == 0) {
assert(strlen(fw_name) == PMU_STR_ALL_LEN);
fw_type = AMD_BIOS_PMUD;
subprog = strtol(&fw_name[PMU_STR_SUB_INDEX], NULL, 16);
instance = strtol(&fw_name[PMU_STR_INS_INDEX], NULL, 16);
} else if (strcmp(fw_name, "RTM_PUBKEY_FILE") == 0) {
fw_type = AMD_BIOS_RTM_PUBKEY;
subprog = 0;
instance = 0;
} else if (strcmp(fw_name, "PSP_MP2CFG_FILE") == 0) {
if (cb_config->load_mp2_fw) {
fw_type = AMD_BIOS_MP2_CFG;
subprog = 0;
} else {
fw_type = AMD_BIOS_SKIP;
}
} else {
fw_type = AMD_BIOS_INVALID;
}
bhd_tableptr = amd_bios_table;
if (fw_type != AMD_BIOS_INVALID && fw_type != AMD_BIOS_SKIP) {
while (bhd_tableptr->type != AMD_BIOS_INVALID) {
if (bhd_tableptr->type == fw_type &&
bhd_tableptr->subpr == subprog &&
bhd_tableptr->inst == instance) {
bhd_tableptr->filename = filename;
SET_LEVEL(bhd_tableptr, level_to_set, BDT,
cb_config->recovery_ab);
break;
}
bhd_tableptr++;
}
}
if (fw_type == AMD_BIOS_INVALID)
return 0;
else
return 1;
}
#define MAX_LINE_SIZE 1024
int get_input_file_line(FILE *f, char line[], int line_buf_size)
{
if (fgets(line, line_buf_size, f) == NULL)
return LINE_EOF;
/* If the file contains a line that is too long, then it's best
* to let the user know right away rather than passing back a
* truncated result that will lead to problems later on.
*/
line[strlen(line) - 1] = '\0';
if (strlen(line) == ((size_t) (line_buf_size - 1))) {
fprintf(stderr, "The line size in config file should be lower than %d bytes.\n",
MAX_LINE_SIZE);
exit(1);
}
return OK;
}
static int is_valid_entry(char *oneline, regmatch_t match[N_MATCHES])
{
int retval, index;
for (index = 0; index < N_MATCHES; index++) {
match[index].rm_so = -1;
match[index].rm_eo = -1;
}
if (regexec(&entries_line_expr, oneline, N_MATCHES, match, 0) == 0) {
/* match[1]: FW type
match[2]: FW filename
match[4]: Optional directory level to be dropped
match[6]: Optional hash table ID to put the hash for the entry
*/
if (match[FW_TYPE].rm_eo != -1)
oneline[match[FW_TYPE].rm_eo] = '\0';
if (match[FW_FILE].rm_eo != -1)
oneline[match[FW_FILE].rm_eo] = '\0';
if (match[OPT_LEVEL].rm_eo != -1)
oneline[match[OPT_LEVEL].rm_eo] = '\0';
if (match[OPT_HASH_TABLE_ID].rm_eo != -1)
oneline[match[OPT_HASH_TABLE_ID].rm_eo] = '\0';
if (match[OPT_FWID_TYPE].rm_eo != -1)
oneline[match[OPT_FWID_TYPE].rm_eo] = '\0';
retval = 1;
} else {
retval = 0;
}
return retval;
}
static int skip_comment_blank_line(char *oneline)
{
int retval;
if (regexec(&blank_or_comment_expr, oneline, 0, NULL, 0) == 0) {
/* skip comment and blank */
retval = 1;
} else {
/* no match */
retval = 0;
}
return retval;
}
static char get_level_from_config(char *line, regoff_t level_index, amd_cb_config *cb_config)
{
char lvl = 'x';
/* If the optional level field is present, extract the level char. */
if (level_index != -1) {
if (cb_config->recovery_ab == 0)
lvl = line[level_index + 1];
else if (strlen(&line[level_index]) >= 3)
lvl = line[level_index + 2];
}
assert(lvl == 'x' || lvl == 'X' ||
lvl == 'b' || lvl == 'B' ||
lvl == '1' || lvl == '2');
return lvl;
}
static uint8_t get_hash_tbl_id(char *line, regoff_t hash_tbl_index)
{
uint8_t tbl = 0;
/* If the optional hash table field is present, extract the table id char. */
if (hash_tbl_index != -1)
tbl = (uint8_t)atoi(&line[hash_tbl_index + 1]);
assert(tbl < MAX_NUM_HASH_TABLES);
return tbl;
}
static fwid_type_t get_fwid_type(char *line, regoff_t fwid_type_index)
{
if (fwid_type_index != -1 && !strncmp(&line[fwid_type_index], "UUID", strlen("UUID")))
return FWID_TYPE_UUID;
return FWID_TYPE_FWID;
}
static uint8_t process_one_line(char *oneline, regmatch_t *match, char *dir,
amd_cb_config *cb_config)
{
char *path_filename, *fn = &(oneline[match[FW_FILE].rm_so]);
char *fw_type_str = &(oneline[match[FW_TYPE].rm_so]);
regoff_t ch_lvl_index = match[OPT_LEVEL].rm_so == match[OPT_LEVEL].rm_eo ?
-1 : match[OPT_LEVEL].rm_so;
regoff_t ch_hash_tbl_index =
match[OPT_HASH_TABLE_ID].rm_so == match[OPT_HASH_TABLE_ID].rm_eo ?
-1 : match[OPT_HASH_TABLE_ID].rm_so;
regoff_t ch_fwid_type_index = match[OPT_FWID_TYPE].rm_so == match[OPT_FWID_TYPE].rm_eo ?
-1 : match[OPT_FWID_TYPE].rm_so;
char ch_lvl = get_level_from_config(oneline, ch_lvl_index, cb_config);
uint8_t ch_hash_tbl = get_hash_tbl_id(oneline, ch_hash_tbl_index);
fwid_type_t ch_fwid_type = get_fwid_type(oneline, ch_fwid_type_index);
path_filename = malloc(MAX_LINE_SIZE * 2 + 2);
if (strchr(fn, '/'))
snprintf(path_filename, MAX_LINE_SIZE * 2 + 2, "%.*s",
MAX_LINE_SIZE, fn);
else
snprintf(path_filename, MAX_LINE_SIZE * 2 + 2, "%.*s/%.*s",
MAX_LINE_SIZE, dir, MAX_LINE_SIZE, fn);
if (find_register_fw_filename_psp_dir(fw_type_str, path_filename,
ch_lvl, ch_hash_tbl, ch_fwid_type, cb_config) == 0) {
if (find_register_fw_filename_bios_dir(fw_type_str, path_filename,
ch_lvl, cb_config) == 0) {
fprintf(stderr, "Module's name \"%s\" is not valid\n", fw_type_str);
return 0; /* Stop parsing. */
}
}
return 1;
}
static bool needs_ish(enum platform platform_type)
{
if (platform_type == PLATFORM_MENDOCINO || platform_type == PLATFORM_PHOENIX || platform_type == PLATFORM_GLINDA)
return true;
else
return false;
}
static bool is_second_gen(enum platform platform_type)
{
switch (platform_type) {
case PLATFORM_CARRIZO:
case PLATFORM_STONEYRIDGE:
case PLATFORM_RAVEN:
case PLATFORM_PICASSO:
return false;
case PLATFORM_RENOIR:
case PLATFORM_LUCIENNE:
case PLATFORM_CEZANNE:
case PLATFORM_MENDOCINO:
case PLATFORM_PHOENIX:
case PLATFORM_GLINDA:
case PLATFORM_GENOA:
return true;
case PLATFORM_UNKNOWN:
default:
fprintf(stderr, "Error: Invalid SOC name.\n\n");
return false;
}
}
#define FW_LOCATION "FIRMWARE_LOCATION"
#define SOC_NAME "SOC_NAME"
/*
return value:
0: The config file can not be parsed correctly.
1: The config file can be parsed correctly.
*/
uint8_t process_config(FILE *config, amd_cb_config *cb_config)
{
char oneline[MAX_LINE_SIZE];
regmatch_t match[N_MATCHES];
char dir[MAX_LINE_SIZE] = {'\0'};
uint32_t dir_len;
int index;
for (index = 0; index < N_MATCHES; index++) {
match[index].rm_so = -1;
match[index].rm_eo = -1;
}
compile_reg_expr(REG_EXTENDED | REG_NEWLINE,
blank_or_comment_regex, &blank_or_comment_expr);
compile_reg_expr(REG_EXTENDED | REG_NEWLINE,
entries_line_regex, &entries_line_expr);
/* Get a line */
/* Get FIRMWARE_LOCATION in the first loop */
while (get_input_file_line(config, oneline, MAX_LINE_SIZE) == OK) {
/* get a line */
if (skip_comment_blank_line(oneline))
continue;
if (is_valid_entry(oneline, match)) {
if (strcmp(&(oneline[match[FW_TYPE].rm_so]), FW_LOCATION) == 0) {
dir_len = match[FW_FILE].rm_eo - match[FW_FILE].rm_so;
assert(dir_len < MAX_LINE_SIZE);
snprintf(dir, MAX_LINE_SIZE, "%.*s", dir_len,
&(oneline[match[FW_FILE].rm_so]));
} else if (strcmp(&(oneline[match[FW_TYPE].rm_so]), SOC_NAME) == 0) {
cb_config->soc_id = identify_platform(
&(oneline[match[FW_FILE].rm_so]));
}
}
}
cb_config->second_gen = is_second_gen(cb_config->soc_id);
if (needs_ish(cb_config->soc_id))
cb_config->need_ish = true;
if (cb_config->need_ish)
cb_config->recovery_ab = true;
if (cb_config->recovery_ab)
cb_config->multi_level = true;
if (dir[0] == '\0') {
fprintf(stderr, "No line with FIRMWARE_LOCATION\n");
return 0;
}
fseek(config, 0, SEEK_SET);
/* Get a line */
while (get_input_file_line(config, oneline, MAX_LINE_SIZE) == OK) {
/* get a line */
if (skip_comment_blank_line(oneline))
continue;
if (is_valid_entry(oneline, match)) {
if (strcmp(&(oneline[match[FW_TYPE].rm_so]), FW_LOCATION) == 0 ||
strcmp(&(oneline[match[FW_TYPE].rm_so]), SOC_NAME) == 0) {
continue;
} else {
if (process_one_line(oneline, match, dir,
cb_config) == 0)
return 0;
}
} else {
fprintf(stderr, "AMDFWTOOL config file line can't be parsed \"%s\"\n", oneline);
return 0;
}
}
return 1;
}
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