diff options
Diffstat (limited to 'src/mainboard/google/octopus/romstage.c')
| -rw-r--r-- | src/mainboard/google/octopus/romstage.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/src/mainboard/google/octopus/romstage.c b/src/mainboard/google/octopus/romstage.c index 1810c53c27..9e5734bb67 100644 --- a/src/mainboard/google/octopus/romstage.c +++ b/src/mainboard/google/octopus/romstage.c @@ -15,6 +15,8 @@ #include <string.h> #include <baseboard/variants.h> #include <boardid.h> +#include <console/console.h> +#include <ec/google/chromeec/ec.h> #include <soc/meminit.h> #include <soc/romstage.h> @@ -24,7 +26,34 @@ void mainboard_memory_init_params(FSPM_UPD *memupd) variant_lpddr4_config(), variant_memory_sku()); } -void mainboard_save_dimm_info(void) +static void save_dimm_info_by_sku_config(void) { save_lpddr4_dimm_info(variant_lpddr4_config(), variant_memory_sku()); } + +void mainboard_save_dimm_info(void) +{ + char part_num_store[32]; + const char *part_num = NULL; + + if (!IS_ENABLED(CONFIG_DRAM_PART_NUM_IN_CBI)) { + save_dimm_info_by_sku_config(); + return; + } + + if (!IS_ENABLED(CONFIG_DRAM_PART_NUM_ALWAYS_IN_CBI)) { + /* Fall back on part numbers encoded in lp4cfg array. */ + if (board_id() < CONFIG_DRAM_PART_IN_CBI_BOARD_ID_MIN) { + save_dimm_info_by_sku_config(); + return; + } + } + + if (google_chromeec_cbi_get_dram_part_num(&part_num_store[0], + ARRAY_SIZE(part_num_store)) < 0) + printk(BIOS_ERR, "ERROR: Couldn't obtain DRAM part number from CBI\n"); + else + part_num = &part_num_store[0]; + + save_lpddr4_dimm_info_part_num(part_num); +} |