diff options
| author | Bora Guvendik <bora.guvendik@intel.com> | 2018-03-30 16:03:32 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-05-23 09:04:41 +0000 |
| commit | ddf2bc5081e0eafc33af40a06f4217c5c851fa3f (patch) | |
| tree | 3a0dec85d5c60ada99c08fdbce00cb7dd2634572 /src/lib/coreboot_table.c | |
| parent | b7fe7a1a8e033706f39c0fded5901f0f1dce7cfb (diff) | |
coreboot_tables: pass the early_mmc_wake_hw status to payload
Pass the return value from early_mmc_wake_hw() to the payload so that
payload can skip sending CMD0 and resetting the card in case of success
or in case of a failure in firmware, payload can recover by sending
CMD0 and resetting the card.
BUG=b:78106689
TEST=Boot to OS
Change-Id: Ia4c57d05433c3966118c3642913d7017958cce55
Signed-off-by: Bora Guvendik <bora.guvendik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/25464
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/lib/coreboot_table.c')
| -rw-r--r-- | src/lib/coreboot_table.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/lib/coreboot_table.c b/src/lib/coreboot_table.c index 6e44f5d3d5..14cd030202 100644 --- a/src/lib/coreboot_table.c +++ b/src/lib/coreboot_table.c @@ -321,6 +321,22 @@ static void lb_sku_id(struct lb_header *header) printk(BIOS_INFO, "SKU ID: %d\n", sid); } +static void lb_mmc_info(struct lb_header *header) +{ + struct lb_mmc_info *rec; + int32_t *ms_cbmem; + + ms_cbmem = cbmem_find(CBMEM_ID_MMC_STATUS); + if (!ms_cbmem) + return; + + rec = (struct lb_mmc_info *)lb_new_record(header); + + rec->tag = LB_TAG_MMC_INFO; + rec->size = sizeof(*rec); + rec->early_cmd1_status = *ms_cbmem; +} + static void add_cbmem_pointers(struct lb_header *header) { /* @@ -559,6 +575,9 @@ static uintptr_t write_coreboot_table(uintptr_t rom_table_end) lb_ram_code(head); lb_sku_id(head); + /* Pass mmc early init status */ + lb_mmc_info(head); + /* Add SPI flash description if available */ if (CONFIG(BOOT_DEVICE_SPI_FLASH)) lb_spi_flash(head); |