diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/mod/file2alias.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 4c9890ec252..473f94e56ea 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -629,6 +629,59 @@ static int do_i2c_entry(const char *filename, struct i2c_device_id *id, return 1; } +static const struct dmifield { + const char *prefix; + int field; +} dmi_fields[] = { + { "bvn", DMI_BIOS_VENDOR }, + { "bvr", DMI_BIOS_VERSION }, + { "bd", DMI_BIOS_DATE }, + { "svn", DMI_SYS_VENDOR }, + { "pn", DMI_PRODUCT_NAME }, + { "pvr", DMI_PRODUCT_VERSION }, + { "rvn", DMI_BOARD_VENDOR }, + { "rn", DMI_BOARD_NAME }, + { "rvr", DMI_BOARD_VERSION }, + { "cvn", DMI_CHASSIS_VENDOR }, + { "ct", DMI_CHASSIS_TYPE }, + { "cvr", DMI_CHASSIS_VERSION }, + { NULL, DMI_NONE } +}; + +static void dmi_ascii_filter(char *d, const char *s) +{ + /* Filter out characters we don't want to see in the modalias string */ + for (; *s; s++) + if (*s > ' ' && *s < 127 && *s != ':') + *(d++) = *s; + + *d = 0; +} + + +static int do_dmi_entry(const char *filename, struct dmi_system_id *id, + char *alias) +{ + int i, j; + + sprintf(alias, "dmi*"); + + for (i = 0; i < ARRAY_SIZE(dmi_fields); i++) { + for (j = 0; j < 4; j++) { + if (id->matches[j].slot && + id->matches[j].slot == dmi_fields[i].field) { + sprintf(alias + strlen(alias), ":%s*", + dmi_fields[i].prefix); + dmi_ascii_filter(alias + strlen(alias), + id->matches[j].substr); + strcat(alias, "*"); + } + } + } + + strcat(alias, ":"); + return 1; +} /* Ignore any prefix, eg. some architectures prepend _ */ static inline int sym_is(const char *symbol, const char *name) { @@ -760,6 +813,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, do_table(symval, sym->st_size, sizeof(struct i2c_device_id), "i2c", do_i2c_entry, mod); + else if (sym_is(symname, "__mod_dmi_device_table")) + do_table(symval, sym->st_size, + sizeof(struct dmi_system_id), "dmi", + do_dmi_entry, mod); free(zeros); } |