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-rw-r--r--payloads/libpayload/drivers/options.c14
-rw-r--r--payloads/libpayload/include/libpayload.h2
2 files changed, 16 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/options.c b/payloads/libpayload/drivers/options.c
index 1b98cda721..10d165ecc7 100644
--- a/payloads/libpayload/drivers/options.c
+++ b/payloads/libpayload/drivers/options.c
@@ -171,6 +171,20 @@ static struct cb_cmos_entries *lookup_cmos_entry(struct cb_cmos_option_table *op
return NULL;
}
+struct cb_cmos_entries *first_cmos_entry(struct cb_cmos_option_table *option_table)
+{
+ return lookup_cmos_entry(option_table, "");
+}
+
+struct cb_cmos_entries *next_cmos_entry(struct cb_cmos_entries *cmos_entry)
+{
+ struct cb_cmos_entries *next = (struct cb_cmos_entries*)((unsigned char *)cmos_entry + cmos_entry->size);
+ if (next->tag == CB_TAG_OPTION)
+ return next;
+ else
+ return NULL;
+}
+
/* Either value or text must be NULL. Returns the field that matches "the other" for a given config_id */
static struct cb_cmos_enums *lookup_cmos_enum_core(struct cb_cmos_option_table *option_table, int config_id, u8 *value, char *text)
{
diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h
index 488ad488f8..53d6672a19 100644
--- a/payloads/libpayload/include/libpayload.h
+++ b/payloads/libpayload/include/libpayload.h
@@ -206,6 +206,8 @@ struct cb_cmos_option_table *get_system_option_table(void);
int options_checksum_valid(const struct nvram_accessor *nvram);
void fix_options_checksum_with(const struct nvram_accessor *nvram);
void fix_options_checksum(void);
+struct cb_cmos_entries *first_cmos_entry(struct cb_cmos_option_table *option_table);
+struct cb_cmos_entries *next_cmos_entry(struct cb_cmos_entries *cur);
int get_option_with(const struct nvram_accessor *nvram, struct cb_cmos_option_table *option_table, void *dest, char *name);
int get_option_from(struct cb_cmos_option_table *option_table, void *dest, char *name);
int get_option(void *dest, char *name);