add get_option to libpayload, so coreboot cmos options can be queried.

[coreboot.git] / payloads / libpayload / include / coreboot_tables.h

diff --git a/payloads/libpayload/include/coreboot_tables.h b/payloads/libpayload/include/coreboot_tables.h
index 88dc251cd881a1b5a950b40c1ada078a66a3529a..a289a91c6f9793b066cb46b6e2d281dd9b020ffd 100644 (file)
--- a/payloads/libpayload/include/coreboot_tables.h
+++ b/payloads/libpayload/include/coreboot_tables.h
@@ -128,7 +128,57 @@ struct cb_console {
 #define CB_TAG_CONSOLE_SROM       4
 #define CB_TAG_CONSOLE_EHCI       5
 
-/* Still to come: CMOS information. */
+#define CB_TAG_CMOS_OPTION_TABLE 0x00c8
+struct cb_cmos_option_table {
+       u32 tag;
+       u32 size;
+       u32 header_length;
+};
+
+#define CB_TAG_OPTION         0x00c9
+#define CMOS_MAX_NAME_LENGTH    32
+struct cb_cmos_entries {
+       u32 tag;
+       u32 size;
+       u32 bit;
+       u32 length;
+       u32 config;
+       u32 config_id;
+       u8 name[CMOS_MAX_NAME_LENGTH];
+};
+
+
+#define CB_TAG_OPTION_ENUM    0x00ca
+#define CMOS_MAX_TEXT_LENGTH 32
+struct cb_cmos_enums {
+       u32 tag;
+       u32 size;
+       u32 config_id;
+       u32 value;
+       u8 text[CMOS_MAX_TEXT_LENGTH];
+};
+
+#define CB_TAG_OPTION_DEFAULTS 0x00cb
+#define CMOS_IMAGE_BUFFER_SIZE 128
+struct cb_cmos_defaults {
+       u32 tag;
+       u32 size;
+       u32 name_length;
+       u8 name[CMOS_MAX_NAME_LENGTH];
+       u8 default_set[CMOS_IMAGE_BUFFER_SIZE];
+};
+
+#define CB_TAG_OPTION_CHECKSUM 0x00cc
+#define CHECKSUM_NONE  0
+#define CHECKSUM_PCBIOS        1
+struct cb_cmos_checksum {
+       u32 tag;
+       u32 size;
+       u32 range_start;
+       u32 range_end;
+       u32 location;
+       u32 type;
+};
 
 /* Helpful macros */