From a02f00e5d6aa8693bfd4a8c66b89c85539555329 Mon Sep 17 00:00:00 2001 From: Jamie Ryu Date: Tue, 5 Nov 2019 19:19:29 -0800 Subject: soc/intel/tigerlake: Save DIMM info by available nodes TEST=Verified that dmidecode produces output identical to private repo Signed-off-by: Jamie Ryu Change-Id: I951ea94c280b7dd5b67f320a264d13fca82a4596 Reviewed-on: https://review.coreboot.org/c/coreboot/+/39359 Reviewed-by: Furquan Shaikh Reviewed-by: Caveh Jalali Reviewed-by: Wonkyu Kim Tested-by: build bot (Jenkins) --- src/soc/intel/tigerlake/romstage/romstage.c | 73 ++++++++++++++++------------- 1 file changed, 40 insertions(+), 33 deletions(-) (limited to 'src/soc/intel') diff --git a/src/soc/intel/tigerlake/romstage/romstage.c b/src/soc/intel/tigerlake/romstage/romstage.c index 17efc98fac..f592bb0574 100644 --- a/src/soc/intel/tigerlake/romstage/romstage.c +++ b/src/soc/intel/tigerlake/romstage/romstage.c @@ -37,22 +37,23 @@ /* Save the DIMM information for SMBIOS table 17 */ static void save_dimm_info(void) { - int channel, dimm, dimm_max, index; + int node, channel, dimm, dimm_max, index; size_t hob_size; const CONTROLLER_INFO *ctrlr_info; const CHANNEL_INFO *channel_info; const DIMM_INFO *src_dimm; struct dimm_info *dest_dimm; struct memory_info *mem_info; - const MEMORY_INFO_DATA_HOB *memory_info_hob; + const MEMORY_INFO_DATA_HOB *meminfo_hob; const uint8_t smbios_memory_info_guid[16] = FSP_SMBIOS_MEMORY_INFO_GUID; + const uint8_t *serial_num; /* Locate the memory info HOB, presence validated by raminit */ - memory_info_hob = fsp_find_extension_hob_by_guid( + meminfo_hob = fsp_find_extension_hob_by_guid( smbios_memory_info_guid, &hob_size); - if (memory_info_hob == NULL || hob_size == 0) { + if (meminfo_hob == NULL || hob_size == 0) { printk(BIOS_ERR, "SMBIOS MEMORY_INFO_DATA_HOB not found\n"); return; } @@ -68,40 +69,46 @@ static void save_dimm_info(void) } memset(mem_info, 0, sizeof(*mem_info)); - /* Describe the first N DIMMs in the system */ + /* Save available DIMM information */ index = 0; dimm_max = ARRAY_SIZE(mem_info->dimm); - ctrlr_info = &memory_info_hob->Controller[0]; - for (channel = 0; channel < MAX_CH && index < dimm_max; channel++) { - channel_info = &ctrlr_info->ChannelInfo[channel]; - if (channel_info->Status != CHANNEL_PRESENT) - continue; - for (dimm = 0; dimm < MAX_DIMM && index < dimm_max; dimm++) { - src_dimm = &channel_info->DimmInfo[dimm]; - dest_dimm = &mem_info->dimm[index]; - - if (src_dimm->Status != DIMM_PRESENT) + for (node = 0; node < MAX_NODE; node++) { + ctrlr_info = &meminfo_hob->Controller[node]; + for (channel = 0; channel < MAX_CH && index < dimm_max; + channel++) { + channel_info = &ctrlr_info->ChannelInfo[channel]; + if (channel_info->Status != CHANNEL_PRESENT) continue; - u8 memProfNum = memory_info_hob->MemoryProfile; + for (dimm = 0; dimm < MAX_DIMM && index < dimm_max; + dimm++) { + src_dimm = &channel_info->DimmInfo[dimm]; + dest_dimm = &mem_info->dimm[index]; + if (src_dimm->Status != DIMM_PRESENT) + continue; + + u8 memProfNum = meminfo_hob->MemoryProfile; + serial_num = src_dimm->SpdSave + + SPD_SAVE_OFFSET_SERIAL; - /* Populate the DIMM information */ - dimm_info_fill(dest_dimm, - src_dimm->DimmCapacity, - memory_info_hob->MemoryType, - memory_info_hob->ConfiguredMemoryClockSpeed, - src_dimm->RankInDimm, - channel_info->ChannelId, - src_dimm->DimmId, - (const char *)src_dimm->ModulePartNum, - sizeof(src_dimm->ModulePartNum), - src_dimm->SpdSave + SPD_SAVE_OFFSET_SERIAL, - memory_info_hob->DataWidth, - memory_info_hob->VddVoltage[memProfNum], - memory_info_hob->EccSupport, - src_dimm->MfgId, - src_dimm->SpdModuleType); - index++; + /* Populate the DIMM information */ + dimm_info_fill(dest_dimm, + src_dimm->DimmCapacity, + meminfo_hob->MemoryType, + meminfo_hob->ConfiguredMemoryClockSpeed, + src_dimm->RankInDimm, + channel_info->ChannelId, + src_dimm->DimmId, + (const char *)src_dimm->ModulePartNum, + sizeof(src_dimm->ModulePartNum), + serial_num, + meminfo_hob->DataWidth, + meminfo_hob->VddVoltage[memProfNum], + meminfo_hob->EccSupport, + src_dimm->MfgId, + src_dimm->SpdModuleType); + index++; + } } } mem_info->dimm_cnt = index; -- cgit v1.2.3