| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <acpi/acpi.h> |
| #include <bootstate.h> |
| #include <cbmem.h> |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci_def.h> |
| #include <dimm_info_util.h> |
| #include <memory_info.h> |
| #include <lib.h> |
| #include <string.h> |
| |
| #include <amdblocks/agesawrapper.h> |
| #include <amdblocks/agesawrapper_call.h> |
| |
| /** |
| * Populate dimm_info using AGESA TYPE17_DMI_INFO. |
| */ |
| static void transfer_memory_info(TYPE17_DMI_INFO *dmi17, |
| struct dimm_info *dimm) |
| { |
| hexstrtobin(dmi17->SerialNumber, dimm->serial, sizeof(dimm->serial)); |
| |
| dimm->dimm_size = |
| smbios_memory_size_to_mib(dmi17->MemorySize, dmi17->ExtSize); |
| |
| dimm->ddr_type = dmi17->MemoryType; |
| |
| /* |
| * dimm_info uses ddr_frequency for setting both config speed and max |
| * speed. Lets use config speed so we don't get the false impression |
| * that the RAM is running faster than it actually is. |
| */ |
| dimm->ddr_frequency = dmi17->ConfigSpeed; |
| |
| dimm->rank_per_dimm = dmi17->Attributes; |
| |
| dimm->mod_type = smbios_form_factor_to_spd_mod_type( |
| (smbios_memory_type)dmi17->MemoryType, |
| (smbios_memory_form_factor)dmi17->FormFactor); |
| |
| dimm->bus_width = smbios_bus_width_to_spd_width(dmi17->MemoryType, dmi17->TotalWidth, |
| dmi17->DataWidth); |
| |
| dimm->mod_id = dmi17->ManufacturerIdCode; |
| |
| dimm->bank_locator = 0; |
| |
| strncpy((char *)dimm->module_part_number, dmi17->PartNumber, |
| sizeof(dimm->module_part_number) - 1); |
| } |
| |
| static void print_dimm_info(const struct dimm_info *dimm) |
| { |
| printk(RAM_SPEW, |
| "CBMEM_ID_MEMINFO:\n" |
| " dimm_size: %u\n" |
| " ddr_type: 0x%hx\n" |
| " ddr_frequency: %hu\n" |
| " rank_per_dimm: %hhu\n" |
| " channel_num: %hhu\n" |
| " dimm_num: %hhu\n" |
| " bank_locator: %hhu\n" |
| " mod_id: %hu\n" |
| " mod_type: 0x%hhx\n" |
| " bus_width: %hhu\n" |
| " serial: %02hhx%02hhx%02hhx%02hhx\n" |
| " module_part_number(%zu): %s\n", |
| dimm->dimm_size, |
| dimm->ddr_type, |
| dimm->ddr_frequency, |
| dimm->rank_per_dimm, |
| dimm->channel_num, |
| dimm->dimm_num, |
| dimm->bank_locator, |
| dimm->mod_id, |
| dimm->mod_type, |
| dimm->bus_width, |
| dimm->serial[0], |
| dimm->serial[1], |
| dimm->serial[2], |
| dimm->serial[3], |
| strlen((char *)dimm->module_part_number), |
| (char *)dimm->module_part_number |
| ); |
| } |
| |
| static void print_dmi_info(const TYPE17_DMI_INFO *dmi17) |
| { |
| printk(RAM_SPEW, |
| "AGESA TYPE 17 DMI INFO:\n" |
| " Handle: %hu\n" |
| " TotalWidth: %hu\n" |
| " DataWidth: %hu\n" |
| " MemorySize: %hu\n" |
| " DeviceSet: %hhu\n" |
| " Speed: %hu\n" |
| " ManufacturerIdCode: %llu\n" |
| " Attributes: %hhu\n" |
| " ExtSize: %u\n" |
| " ConfigSpeed: %hu\n" |
| " MemoryType: 0x%x\n" |
| " FormFactor: 0x%x\n" |
| " DeviceLocator: %8s\n" |
| " BankLocator: %10s\n" |
| " SerialNumber(%zu): %9s\n" |
| " PartNumber(%zu): %19s\n", |
| dmi17->Handle, |
| dmi17->TotalWidth, |
| dmi17->DataWidth, |
| dmi17->MemorySize, |
| dmi17->DeviceSet, |
| dmi17->Speed, |
| dmi17->ManufacturerIdCode, |
| dmi17->Attributes, |
| dmi17->ExtSize, |
| dmi17->ConfigSpeed, |
| dmi17->MemoryType, |
| dmi17->FormFactor, |
| dmi17->DeviceLocator, |
| dmi17->BankLocator, |
| strlen((char *)dmi17->SerialNumber), |
| dmi17->SerialNumber, |
| strlen((char *)dmi17->PartNumber), |
| dmi17->PartNumber |
| ); |
| } |
| |
| static void prepare_dmi_17(void *unused) |
| { |
| DMI_INFO *DmiTable; |
| TYPE17_DMI_INFO *address; |
| struct memory_info *mem_info; |
| struct dimm_info *dimm; |
| int i, j, dimm_cnt = 0; |
| |
| mem_info = cbmem_add(CBMEM_ID_MEMINFO, sizeof(struct memory_info)); |
| if (!mem_info) { |
| printk(BIOS_NOTICE, "Failed to add memory info to CBMEM.\n"); |
| return; |
| } |
| memset(mem_info, 0, sizeof(struct memory_info)); |
| |
| DmiTable = agesawrapper_getlateinitptr(PICK_DMI); |
| for (i = 0; i < MAX_CHANNELS_PER_SOCKET; i++) { |
| for (j = 0; j < MAX_DIMMS_PER_CHANNEL; j++) { |
| address = &DmiTable->T17[0][i][j]; |
| if (address->Handle > 0) { |
| dimm = &mem_info->dimm[dimm_cnt]; |
| dimm->channel_num = i; |
| dimm->dimm_num = j; |
| transfer_memory_info(address, dimm); |
| print_dmi_info(address); |
| print_dimm_info(dimm); |
| dimm_cnt++; |
| } |
| } |
| } |
| mem_info->dimm_cnt = dimm_cnt; |
| } |
| |
| BOOT_STATE_INIT_ENTRY(BS_WRITE_TABLES, BS_ON_ENTRY, prepare_dmi_17, NULL); |
| |
| static void agesawrapper_post_device(void *unused) |
| { |
| if (acpi_is_wakeup_s3()) |
| return; |
| |
| do_agesawrapper(AMD_INIT_LATE, "amdinitlate"); |
| |
| if (!acpi_s3_resume_allowed()) |
| return; |
| |
| do_agesawrapper(AMD_INIT_RTB, "amdinitrtb"); |
| } |
| |
| BOOT_STATE_INIT_ENTRY(BS_POST_DEVICE, BS_ON_EXIT, agesawrapper_post_device, |
| NULL); |