diff options
Diffstat (limited to 'src/lib/coreboot_table.c')
-rw-r--r-- | src/lib/coreboot_table.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/lib/coreboot_table.c b/src/lib/coreboot_table.c index 6859bf2d91..35341abee1 100644 --- a/src/lib/coreboot_table.c +++ b/src/lib/coreboot_table.c @@ -34,6 +34,9 @@ #include <cbmem.h> #include <bootmem.h> #include <spi_flash.h> +#if CONFIG_USE_OPTION_TABLE +#include <option_table.h> +#endif #if CONFIG_CHROMEOS #if CONFIG_HAVE_ACPI_TABLES #include <arch/acpi.h> @@ -333,6 +336,26 @@ static struct lb_mainboard *lb_mainboard(struct lb_header *header) return mainboard; } +#if CONFIG_USE_OPTION_TABLE +static struct cmos_checksum *lb_cmos_checksum(struct lb_header *header) +{ + struct lb_record *rec; + struct cmos_checksum *cmos_checksum; + rec = lb_new_record(header); + cmos_checksum = (struct cmos_checksum *)rec; + cmos_checksum->tag = LB_TAG_OPTION_CHECKSUM; + + cmos_checksum->size = (sizeof(*cmos_checksum)); + + cmos_checksum->range_start = LB_CKS_RANGE_START * 8; + cmos_checksum->range_end = ( LB_CKS_RANGE_END * 8 ) + 7; + cmos_checksum->location = LB_CKS_LOC * 8; + cmos_checksum->type = CHECKSUM_PCBIOS; + + return cmos_checksum; +} +#endif + static void lb_strings(struct lb_header *header) { static const struct { @@ -435,6 +458,8 @@ unsigned long write_coreboot_table( struct lb_record *rec_dest = lb_new_record(head); /* Copy the option config table, it's already a lb_record... */ memcpy(rec_dest, option_table, option_table->size); + /* Create cmos checksum entry in coreboot table */ + lb_cmos_checksum(head); } else { printk(BIOS_ERR, "cmos_layout.bin could not be found!\n"); } |