diff options
Diffstat (limited to 'src/mainboard/prodrive/hermes/mainboard.c')
| -rw-r--r-- | src/mainboard/prodrive/hermes/mainboard.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/mainboard/prodrive/hermes/mainboard.c b/src/mainboard/prodrive/hermes/mainboard.c index a5cf887d9f..c9ed7c12fb 100644 --- a/src/mainboard/prodrive/hermes/mainboard.c +++ b/src/mainboard/prodrive/hermes/mainboard.c @@ -1,9 +1,15 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +#include <arch/cpu.h> #include <acpi/acpigen.h> +#include <cbmem.h> +#include <console/console.h> +#include <crc_byte.h> #include <device/device.h> +#include <device/dram/spd.h> #include <intelblocks/pmclib.h> #include <types.h> +#include <smbios.h> #include "variants/baseboard/include/eeprom.h" #include "gpio.h" @@ -54,6 +60,75 @@ static void mb_usb2_fp2_pwr_enable(bool enable) gpio_output(GPP_G4, enable); } +static void copy_meminfo(const struct dimm_info *dimm, union eeprom_dimm_layout *l) +{ + memset(l, 0, sizeof(*l)); + if (dimm->dimm_size == 0) + return; + + strncpy(l->name, (char *)dimm->module_part_number, sizeof(l->name) - 1); + l->capacity_mib = dimm->dimm_size; + l->data_width_bits = 8 * (1 << (dimm->bus_width & 0x7)); + l->bus_width_bits = l->data_width_bits + 8 * ((dimm->bus_width >> 3) & 0x3); + l->ranks = dimm->rank_per_dimm; + l->controller_id = 0; + strncpy(l->manufacturer, spd_manufacturer_name(dimm->mod_id), + sizeof(l->manufacturer) - 1); +} + +/* + * Collect board specific settings and update the CFG EEPROM if necessary. + * This allows the BMC webui to display the current hardware configuration. + */ +static void update_board_layout(void) +{ + struct eeprom_board_layout layout = {0}; + + printk(BIOS_INFO, "MB: Collecting Board Layout information\n"); + + /* Update CPU fields */ + for (struct device *cpu = all_devices; cpu; cpu = cpu->next) { + if (cpu->path.type != DEVICE_PATH_APIC) + continue; + if (cpu->bus->dev->path.type != DEVICE_PATH_CPU_CLUSTER) + continue; + if (!cpu->enabled) + continue; + layout.cpu_count++; + if (!layout.cpu_name[0]) + strcpy(layout.cpu_name, cpu->name); + } + + if (cpuid_get_max_func() >= 0x16) + layout.cpu_max_non_turbo_frequency = cpuid_eax(0x16); + + /* PCH */ + strcpy(layout.pch_name, "Cannonlake-H C246"); + + /* DRAM */ + struct memory_info *meminfo = cbmem_find(CBMEM_ID_MEMINFO); + if (meminfo) { + const size_t meminfo_max = MIN(meminfo->dimm_cnt, ARRAY_SIZE(meminfo->dimm)); + for (size_t i = 0; i < MIN(meminfo_max, ARRAY_SIZE(layout.dimm)); i++) + copy_meminfo(&meminfo->dimm[i], &layout.dimm[i]); + } + + /* Update CRC */ + layout.signature = CRC(layout.raw_layout, sizeof(layout.raw_layout), crc32_byte); + + printk(BIOS_DEBUG, "BOARD LAYOUT:\n"); + printk(BIOS_DEBUG, " Signature : 0x%x\n", layout.signature); + printk(BIOS_DEBUG, " CPU name : %s\n", layout.cpu_name); + printk(BIOS_DEBUG, " CPU count : %u\n", layout.cpu_count); + printk(BIOS_DEBUG, " CPU freq : %u\n", layout.cpu_max_non_turbo_frequency); + printk(BIOS_DEBUG, " PCH name : %s\n", layout.pch_name); + for (size_t i = 0; i < ARRAY_SIZE(layout.dimm); i++) + printk(BIOS_DEBUG, " DRAM SIZE : %u\n", layout.dimm[i].capacity_mib); + + if (write_board_settings(&layout)) + printk(BIOS_ERR, "MB: Failed to update Board Layout\n"); +} + static void mainboard_init(void *chip_info) { const struct eeprom_board_settings *const board_cfg = get_board_settings(); @@ -75,6 +150,8 @@ static void mainboard_init(void *chip_info) static void mainboard_final(struct device *dev) { + update_board_layout(); + const struct eeprom_board_settings *const board_cfg = get_board_settings(); if (!board_cfg) |