diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/amdfwtool/data_parse.c | 85 |
1 files changed, 79 insertions, 6 deletions
diff --git a/util/amdfwtool/data_parse.c b/util/amdfwtool/data_parse.c index 026480f64d..784ee67026 100644 --- a/util/amdfwtool/data_parse.c +++ b/util/amdfwtool/data_parse.c @@ -33,6 +33,38 @@ static const char entries_line_regex[] = "[[:space:]]*$"; static regex_t entries_line_expr; +static const char entries_lvl_line_regex[] = + /* optional whitespace */ + "^[[:space:]]*" + /* followed by a chunk of nonwhitespace for macro field */ + "([^[:space:]]+)" + /* followed by one or more whitespace characters */ + "[[:space:]]+" + /* followed by a chunk of nonwhitespace for filename field */ + "([^[:space:]]+)" + /* followed by one or more whitespace characters */ + "[[:space:]]+" + /* followed by a chunk of nonwhitespace for level field + 1st char L: Indicator of field "level" + 2nd char: + Directory level to be dropped in. + 1: Level 1 + 2: Level 2 + b: Level both 1&2 + x: use default value hardcoded in table + 3rd char: + For A/B recovery. Defined same as 2nd char. + + Examples: + L2: Level 2 for normal mode + L12: Level 1 for normal mode, level 2 for A/B mode + Lx1: Use default value for normal mode, level 1 for A/B mode + */ + "([Ll][12bxBX]{1,2})" + /* followed by optional whitespace */ + "[[:space:]]*$"; +static regex_t entries_lvl_line_expr; + void compile_reg_expr(int cflags, const char *expr, regex_t *reg) { static const size_t ERROR_BUF_SIZE = 256; @@ -46,11 +78,30 @@ void compile_reg_expr(int cflags, const char *expr, regex_t *reg) } } +#define SET_LEVEL(tableptr, l, TABLE) \ + do { \ + switch ((l)) { \ + case '1': \ + (tableptr)->level = TABLE##_LVL1;\ + break; \ + case '2': \ + (tableptr)->level = TABLE##_LVL2;\ + break; \ + case 'b': \ + case 'B': \ + (tableptr)->level = 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, - amd_cb_config *cb_config) + char level_to_set, amd_cb_config *cb_config) { amd_fw_type fw_type = AMD_FW_INVALID; amd_fw_entry *psp_tableptr; @@ -262,6 +313,7 @@ static uint8_t find_register_fw_filename_psp_dir(char *fw_name, char *filename, /* instance are not used in PSP table */ if (psp_tableptr->type == fw_type && psp_tableptr->subprog == subprog) { psp_tableptr->filename = filename; + SET_LEVEL(psp_tableptr, level_to_set, PSP); break; } psp_tableptr++; @@ -274,7 +326,7 @@ static uint8_t find_register_fw_filename_psp_dir(char *fw_name, char *filename, } static uint8_t find_register_fw_filename_bios_dir(char *fw_name, char *filename, - amd_cb_config *cb_config) + char level_to_set, amd_cb_config *cb_config) { amd_bios_type fw_type = AMD_BIOS_INVALID; amd_bios_entry *bhd_tableptr; @@ -338,6 +390,7 @@ static uint8_t find_register_fw_filename_bios_dir(char *fw_name, char *filename, bhd_tableptr->subpr == subprog && bhd_tableptr->inst == instance) { bhd_tableptr->filename = filename; + SET_LEVEL(bhd_tableptr, level_to_set, BDT); break; } bhd_tableptr++; @@ -379,8 +432,18 @@ static int is_valid_entry(char *oneline, regmatch_t *match) oneline[match[1].rm_eo] = '\0'; oneline[match[2].rm_eo] = '\0'; retval = 1; - } else + } else if (regexec(&entries_lvl_line_expr, oneline, 4, match, 0) == 0) { + /* match[1]: FW type + match[2]: FW filename + match[3]: Directory level to be dropped + */ + oneline[match[1].rm_eo] = '\0'; + oneline[match[2].rm_eo] = '\0'; + oneline[match[3].rm_eo] = '\0'; + retval = 1; + } else { retval = 0; + } return retval; } @@ -409,7 +472,7 @@ static int skip_comment_blank_line(char *oneline) uint8_t process_config(FILE *config, amd_cb_config *cb_config, uint8_t print_deps) { char oneline[MAX_LINE_SIZE], *path_filename; - regmatch_t match[N_MATCHES]; + regmatch_t match[N_MATCHES] = {0}; char dir[MAX_LINE_SIZE] = {'\0'}; uint32_t dir_len; @@ -417,6 +480,8 @@ uint8_t process_config(FILE *config, amd_cb_config *cb_config, uint8_t print_dep blank_or_comment_regex, &blank_or_comment_expr); compile_reg_expr(REG_EXTENDED | REG_NEWLINE, entries_line_regex, &entries_line_expr); + compile_reg_expr(REG_EXTENDED | REG_NEWLINE, + entries_lvl_line_regex, &entries_lvl_line_expr); /* Get a line */ /* Get FIRMWARE_LOCATION in the first loop */ @@ -450,17 +515,25 @@ uint8_t process_config(FILE *config, amd_cb_config *cb_config, uint8_t print_dep if (strcmp(&(oneline[match[1].rm_so]), "FIRMWARE_LOCATION") == 0) { continue; } else { + char ch_lvl = 'x'; path_filename = malloc(MAX_LINE_SIZE * 2 + 2); snprintf(path_filename, MAX_LINE_SIZE * 2 + 2, "%.*s/%.*s", MAX_LINE_SIZE, dir, MAX_LINE_SIZE, &(oneline[match[2].rm_so])); + /* If the optional level field is present, + extract the level char. */ + if (match[3].rm_so != 0) { + ch_lvl = oneline[match[3].rm_so + 1]; + } + if (find_register_fw_filename_psp_dir( &(oneline[match[1].rm_so]), - path_filename, cb_config) == 0) { + path_filename, ch_lvl, cb_config) == 0) { if (find_register_fw_filename_bios_dir( &(oneline[match[1].rm_so]), - path_filename, cb_config) == 0) { + path_filename, ch_lvl, cb_config) + == 0) { fprintf(stderr, "Module's name \"%s\" is not valid\n", oneline); return 0; /* Stop parsing. */ } else { |