/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include #include #include "spd/spd.h" #include void mainboard_memory_init_params(FSPM_UPD *mupd) { FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig; struct spd_block blk = { .addr_map = { 0x50, 0x52, }, }; get_spd_smbus(&blk); dump_spd_info(&blk); printk(BIOS_SPEW, "spd block length: 0x%08x\n", blk.len); mem_cfg->MemorySpdPtr00 = (UINT32) blk.spd_array[0]; mem_cfg->MemorySpdPtr10 = (UINT32) blk.spd_array[1]; printk(BIOS_SPEW, "0x%08x: SpdDataBuffer_0_0\n", mem_cfg->MemorySpdPtr00); printk(BIOS_SPEW, "0x%08x: SpdDataBuffer_1_0\n", mem_cfg->MemorySpdPtr10); /* * Configure the DQ/DQS settings if required. In general the settings * should be set in the FSP flash image and should not need to be * changed. */ mainboard_fill_dq_map_data(&mem_cfg->DqByteMapCh0, &mem_cfg->DqByteMapCh1); mainboard_fill_dqs_map_data(&mem_cfg->DqsMapCpu2DramCh0, &mem_cfg->DqsMapCpu2DramCh1); mainboard_fill_rcomp_res_data(&mem_cfg->RcompResistor); mainboard_fill_rcomp_strength_data(&mem_cfg->RcompTarget); /* update spd length*/ mem_cfg->MemorySpdDataLen = blk.len; mem_cfg->DqPinsInterleaved = TRUE; }