| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <arch/cpu.h> |
| #include <device/pci_ops.h> |
| #include <console/console.h> |
| #include <cpu/x86/msr.h> |
| #include <cpu/x86/name.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <intelblocks/mp_init.h> |
| #include <soc/romstage.h> |
| #include <soc/pci_devs.h> |
| |
| static struct { |
| u32 cpuid; |
| const char *name; |
| } cpu_table[] = { |
| { CPUID_APOLLOLAKE_A0, "Apollolake A0" }, |
| { CPUID_APOLLOLAKE_B0, "Apollolake B0" }, |
| { CPUID_APOLLOLAKE_E0, "Apollolake E0" }, |
| { CPUID_GLK_A0, "Geminilake A0" }, |
| { CPUID_GLK_B0, "Geminilake B0" }, |
| { CPUID_GLK_R0, "Geminilake R0" }, |
| }; |
| |
| static struct { |
| u16 mchid; |
| const char *name; |
| } mch_table[] = { |
| { PCI_DEVICE_ID_INTEL_GLK_NB, "Geminilake" }, |
| { PCI_DEVICE_ID_INTEL_APL_NB, "Apollolake" }, |
| }; |
| |
| static struct { |
| u16 lpcid; |
| const char *name; |
| } pch_table[] = { |
| { PCI_DEVICE_ID_INTEL_APL_LPC, "Apollolake" }, |
| { PCI_DEVICE_ID_INTEL_GLK_LPC, "Geminilake" }, |
| { PCI_DEVICE_ID_INTEL_GLK_ESPI, "Geminilake" }, |
| }; |
| |
| static struct { |
| u16 igdid; |
| const char *name; |
| } igd_table[] = { |
| { PCI_DEVICE_ID_INTEL_APL_IGD_HD_505, "Apollolake HD 505" }, |
| { PCI_DEVICE_ID_INTEL_APL_IGD_HD_500, "Aplollolake HD 500" }, |
| { PCI_DEVICE_ID_INTEL_GLK_IGD, "Geminilake" }, |
| { PCI_DEVICE_ID_INTEL_GLK_IGD_EU12, "Geminilake EU12" }, |
| }; |
| |
| static uint8_t get_dev_revision(pci_devfn_t dev) |
| { |
| return pci_read_config8(dev, PCI_REVISION_ID); |
| } |
| |
| static uint16_t get_dev_id(pci_devfn_t dev) |
| { |
| return pci_read_config16(dev, PCI_DEVICE_ID); |
| } |
| |
| static void report_cpu_info(void) |
| { |
| uint32_t i, cpu_id, cpu_feature_flag; |
| char cpu_name[49]; |
| msr_t microcode_ver; |
| const char *support = "Supported"; |
| const char *no_support = "Not Supported"; |
| const char *cpu_type = "Unknown"; |
| |
| fill_processor_name(cpu_name); |
| |
| microcode_ver.lo = 0; |
| microcode_ver.hi = 0; |
| wrmsr(IA32_BIOS_SIGN_ID, microcode_ver); |
| cpu_id = cpu_get_cpuid(); |
| microcode_ver = rdmsr(IA32_BIOS_SIGN_ID); |
| |
| /* Look for string to match the name */ |
| for (i = 0; i < ARRAY_SIZE(cpu_table); i++) { |
| if (cpu_table[i].cpuid == cpu_id) { |
| cpu_type = cpu_table[i].name; |
| break; |
| } |
| } |
| |
| printk(BIOS_INFO, "CPU: %s\n", cpu_name); |
| printk(BIOS_INFO, "CPU: ID %x, %s, ucode: %08x\n", cpu_id, cpu_type, microcode_ver.hi); |
| |
| cpu_feature_flag = cpu_get_feature_flags_ecx(); |
| printk(BIOS_INFO, "CPU: AES %s, TXT %s, VT %s\n", |
| (cpu_feature_flag & CPUID_AES) ? support : no_support, |
| (cpu_feature_flag & CPUID_SMX) ? support : no_support, |
| (cpu_feature_flag & CPUID_VMX) ? support : no_support); |
| } |
| |
| static void report_mch_info(void) |
| { |
| uint32_t i; |
| pci_devfn_t dev = SA_DEV_ROOT; |
| uint16_t mchid = get_dev_id(dev); |
| uint8_t mch_revision = get_dev_revision(dev); |
| const char *mch_type = "Unknown"; |
| |
| for (i = 0; i < ARRAY_SIZE(mch_table); i++) { |
| if (mch_table[i].mchid == mchid) { |
| mch_type = mch_table[i].name; |
| break; |
| } |
| } |
| |
| printk(BIOS_INFO, "MCH: device id %04x (rev %02x) is %s\n", |
| mchid, mch_revision, mch_type); |
| } |
| |
| static void report_pch_info(void) |
| { |
| uint32_t i; |
| pci_devfn_t dev = PCH_DEV_LPC; |
| uint16_t lpcid = get_dev_id(dev); |
| const char *pch_type = "Unknown"; |
| |
| for (i = 0; i < ARRAY_SIZE(pch_table); i++) { |
| if (pch_table[i].lpcid == lpcid) { |
| pch_type = pch_table[i].name; |
| break; |
| } |
| } |
| printk(BIOS_INFO, "PCH: device id %04x (rev %02x) is %s\n", |
| lpcid, get_dev_revision(dev), pch_type); |
| } |
| |
| static void report_igd_info(void) |
| { |
| uint32_t i; |
| pci_devfn_t dev = SA_DEV_IGD; |
| uint16_t igdid = get_dev_id(dev); |
| const char *igd_type = "Unknown"; |
| |
| for (i = 0; i < ARRAY_SIZE(igd_table); i++) { |
| if (igd_table[i].igdid == igdid) { |
| igd_type = igd_table[i].name; |
| break; |
| } |
| } |
| printk(BIOS_INFO, "IGD: device id %04x (rev %02x) is %s\n", |
| igdid, get_dev_revision(dev), igd_type); |
| } |
| |
| void report_platform_info(void) |
| { |
| report_cpu_info(); |
| report_mch_info(); |
| report_pch_info(); |
| report_igd_info(); |
| } |