diff options
Diffstat (limited to 'src/soc/intel/tigerlake/meminit_jsl.c')
| -rw-r--r-- | src/soc/intel/tigerlake/meminit_jsl.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/src/soc/intel/tigerlake/meminit_jsl.c b/src/soc/intel/tigerlake/meminit_jsl.c deleted file mode 100644 index c68d2100fc..0000000000 --- a/src/soc/intel/tigerlake/meminit_jsl.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <assert.h> -#include <console/console.h> -#include <fsp/util.h> -#include <soc/meminit_jsl.h> -#include <spd_bin.h> -#include <string.h> - -static void spd_read_from_cbfs(const struct spd_info *spd_info, uintptr_t *spd_data_ptr, - size_t *spd_data_len) -{ - struct region_device spd_rdev; - size_t spd_index = spd_info->spd_spec.spd_index; - - printk(BIOS_DEBUG, "SPD INDEX = %lu\n", spd_index); - if (get_spd_cbfs_rdev(&spd_rdev, spd_index) < 0) - die("spd.bin not found or incorrect index\n"); - - *spd_data_len = region_device_sz(&spd_rdev); - - /* Memory leak is ok since we have memory mapped boot media */ - assert(CONFIG(BOOT_DEVICE_MEMORY_MAPPED)); - - *spd_data_ptr = (uintptr_t)rdev_mmap_full(&spd_rdev); -} - -static void get_spd_data(const struct spd_info *spd_info, uintptr_t *spd_data_ptr, - size_t *spd_data_len) -{ - if (spd_info->read_type == READ_SPD_MEMPTR) { - *spd_data_ptr = spd_info->spd_spec.spd_data_ptr_info.spd_data_ptr; - *spd_data_len = spd_info->spd_spec.spd_data_ptr_info.spd_data_len; - return; - } - - if (spd_info->read_type == READ_SPD_CBFS) { - spd_read_from_cbfs(spd_info, spd_data_ptr, spd_data_len); - return; - } - - die("no valid way to read SPD info"); -} - -static void meminit_dq_dqs_map(FSP_M_CONFIG *mem_cfg, const struct mb_cfg *board_cfg, - bool half_populated) -{ - memcpy(&mem_cfg->RcompResistor, &board_cfg->rcomp_resistor, - sizeof(mem_cfg->RcompResistor)); - - memcpy(&mem_cfg->RcompTarget, &board_cfg->rcomp_targets, - sizeof(mem_cfg->RcompTarget)); - - memcpy(&mem_cfg->DqByteMapCh0, &board_cfg->dq_map[DDR_CH0], - sizeof(board_cfg->dq_map[DDR_CH0])); - - memcpy(&mem_cfg->DqsMapCpu2DramCh0, &board_cfg->dqs_map[DDR_CH0], - sizeof(board_cfg->dqs_map[DDR_CH0])); - - if (half_populated) - return; - - memcpy(&mem_cfg->DqByteMapCh1, &board_cfg->dq_map[DDR_CH1], - sizeof(board_cfg->dq_map[DDR_CH1])); - - memcpy(&mem_cfg->DqsMapCpu2DramCh1, &board_cfg->dqs_map[DDR_CH1], - sizeof(board_cfg->dqs_map[DDR_CH1])); -} - -static void meminit_channels(FSP_M_CONFIG *mem_cfg, const struct mb_cfg *board_cfg, - uintptr_t spd_data_ptr, bool half_populated) -{ - /* Channel 0 */ - mem_cfg->MemorySpdPtr00 = spd_data_ptr; - mem_cfg->MemorySpdPtr01 = 0; - - if (half_populated) { - printk(BIOS_INFO, "%s: DRAM half-populated\n", __func__); - spd_data_ptr = 0; - } - - /* Channel 1 */ - mem_cfg->MemorySpdPtr10 = spd_data_ptr; - mem_cfg->MemorySpdPtr11 = 0; - - meminit_dq_dqs_map(mem_cfg, board_cfg, half_populated); -} - -/* Initialize onboard memory configurations for lpddr4x */ -void memcfg_init(FSP_M_CONFIG *mem_cfg, const struct mb_cfg *board_cfg, - const struct spd_info *spd_info, bool half_populated) -{ - - if (spd_info->read_type == READ_SMBUS) { - for (int i = 0; i < NUM_DIMM_SLOT; i++) - mem_cfg->SpdAddressTable[i] = spd_info->spd_spec.spd_smbus_address[i]; - - meminit_dq_dqs_map(mem_cfg, board_cfg, half_populated); - } else { - uintptr_t spd_data_ptr = 0; - size_t spd_data_len = 0; - memset(&mem_cfg->SpdAddressTable, 0, sizeof(mem_cfg->SpdAddressTable)); - get_spd_data(spd_info, &spd_data_ptr, &spd_data_len); - print_spd_info((unsigned char *)spd_data_ptr); - - mem_cfg->MemorySpdDataLen = spd_data_len; - meminit_channels(mem_cfg, board_cfg, spd_data_ptr, half_populated); - } - - /* Early Command Training Enabled */ - mem_cfg->ECT = board_cfg->ect; - - mem_cfg->UserBd = board_cfg->UserBd; -} |