| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <stdint.h> |
| #include <string.h> |
| #include <console/console.h> |
| #include <northbridge/intel/sandybridge/raminit_native.h> |
| #include <southbridge/intel/bd82x6x/pch.h> |
| #include <southbridge/intel/common/gpio.h> |
| #include <cbfs.h> |
| |
| const struct southbridge_usb_port mainboard_usb_ports[] = { |
| /* enabled, current, OC pin */ |
| { 0, 3, 0 }, /* P00 disconnected */ |
| { 1, 1, 1 }, /* P01 left or right */ |
| { 0, 1, 3 }, /* P02 disconnected */ |
| { 1, 3, -1 },/* P03 WWAN */ |
| { 0, 1, 2 }, /* P04 disconnected */ |
| { 0, 1, -1 },/* P05 disconnected */ |
| { 0, 1, -1 },/* P06 disconnected */ |
| { 0, 2, -1 },/* P07 disconnected */ |
| { 0, 1, -1 },/* P08 disconnected */ |
| { 1, 2, 5 }, /* P09 left or right */ |
| { 1, 3, -1 },/* P10 FPR */ |
| { 1, 3, -1 },/* P11 Bluetooth */ |
| { 1, 1, -1 },/* P12 WLAN */ |
| { 1, 1, -1 },/* P13 Camera */ |
| }; |
| |
| static uint8_t *get_spd_data(int spd_index) |
| { |
| uint8_t *spd_file; |
| size_t spd_file_len; |
| |
| printk(BIOS_DEBUG, "spd index %d\n", spd_index); |
| spd_file = cbfs_map("spd.bin", &spd_file_len); |
| if (!spd_file) |
| die("SPD data not found."); |
| |
| if (spd_file_len < spd_index * 256) |
| die("Missing SPD data."); |
| |
| return spd_file + spd_index * 256; |
| } |
| |
| void mainboard_get_spd(spd_raw_data *spd, bool id_only) |
| { |
| uint8_t *memory; |
| const int spd_gpio_vector[] = {25, 45, -1}; |
| int spd_index = get_gpios(spd_gpio_vector); |
| |
| /* 4gb model = 0, 8gb model = 1 */ |
| /* int extended_memory_version = get_gpio(44); */ |
| |
| /* |
| * So far there is no need to parse gpio 44, as the 4GiB use |
| * the hynix or elpida memory and 8 GiB versions use samsung. |
| * All version use both channels. |
| * But we might miss some versions. |
| */ |
| |
| /* |
| * GPIO45 GPIO25 |
| * 0 0 elpida |
| * 0 1 hynix |
| * 1 0 samsung |
| * 1 1 reserved |
| */ |
| |
| if (spd_index == 3) |
| die("Unsupported Memory. (detected 'reserved' memory configuration)."); |
| |
| memory = get_spd_data(spd_index); |
| memcpy(&spd[0], memory, 256); |
| memcpy(&spd[2], memory, 256); |
| } |