| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <arch/cpu.h> |
| #include <console/console.h> |
| #include <cpu/intel/cpu_ids.h> |
| #include <cpu/intel/microcode.h> |
| #include <cpu/x86/msr.h> |
| #include <cpu/x86/name.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <device/pci_ops.h> |
| #include <soc/bootblock.h> |
| #include <soc/pch.h> |
| #include <soc/pci_devs.h> |
| |
| static struct { |
| uint32_t cpuid; |
| const char *name; |
| } cpu_table[] = { |
| { CPUID_ELKHARTLAKE_A0, "Elkhartlake A0" }, |
| { CPUID_ELKHARTLAKE_B0, "Elkhartlake B0/B1" }, |
| }; |
| |
| static struct { |
| u16 mchid; |
| const char *name; |
| } mch_table[] = { |
| { PCI_DEVICE_ID_INTEL_EHL_ID_0, "Elkhartlake SKU-0" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_1, "Elkhartlake SKU-1" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_1A, "Elkhartlake SKU-1A" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_2, "Elkhartlake SKU-2" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_2_1, "Elkhartlake SKU-2" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_3, "Elkhartlake SKU-3" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_3A, "Elkhartlake SKU-3A" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_4, "Elkhartlake SKU-4" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_5, "Elkhartlake SKU-5" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_6, "Elkhartlake SKU-6" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_7, "Elkhartlake SKU-7" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_8, "Elkhartlake SKU-8" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_9, "Elkhartlake SKU-9" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_10, "Elkhartlake SKU-10" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_11, "Elkhartlake SKU-11" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_12, "Elkhartlake SKU-12" }, |
| { PCI_DEVICE_ID_INTEL_EHL_ID_13, "Elkhartlake SKU-13" }, |
| }; |
| |
| static struct { |
| u16 espiid; |
| const char *name; |
| } pch_table[] = { |
| { PCI_DEVICE_ID_INTEL_MCC_ESPI_0, "Elkhartlake-0" }, |
| { PCI_DEVICE_ID_INTEL_MCC_ESPI_1, "Elkhartlake-1" }, |
| { PCI_DEVICE_ID_INTEL_MCC_BASE_ESPI, "Elkhartlake Base" }, |
| { PCI_DEVICE_ID_INTEL_MCC_PREMIUM_ESPI, "Elkhartlake Premium" }, |
| { PCI_DEVICE_ID_INTEL_MCC_SUPER_ESPI, "Elkhartlake Super" }, |
| }; |
| |
| static struct { |
| u16 igdid; |
| const char *name; |
| } igd_table[] = { |
| { PCI_DEVICE_ID_INTEL_EHL_GT1_1, "Elkhartlake GT1-1" }, |
| { PCI_DEVICE_ID_INTEL_EHL_GT2_1, "Elkhartlake GT2-1" }, |
| { PCI_DEVICE_ID_INTEL_EHL_GT1_2, "Elkhartlake GT1-2" }, |
| { PCI_DEVICE_ID_INTEL_EHL_GT1_2_1, "Elkhartlake GT1-2-1" }, |
| { PCI_DEVICE_ID_INTEL_EHL_GT2_2, "Elkhartlake GT2-2" }, |
| { PCI_DEVICE_ID_INTEL_EHL_GT1_3, "Elkhartlake GT1-3" }, |
| { PCI_DEVICE_ID_INTEL_EHL_GT2_3, "Elkhartlake GT2-3" }, |
| }; |
| |
| static inline uint8_t get_dev_revision(pci_devfn_t dev) |
| { |
| return pci_read_config8(dev, PCI_REVISION_ID); |
| } |
| |
| static inline 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]; |
| int vt, txt, aes; |
| static const char *const mode[] = {"NOT ", ""}; |
| const char *cpu_type = "Unknown"; |
| |
| fill_processor_name(cpu_name); |
| cpu_id = cpu_get_cpuid(); |
| |
| /* 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_DEBUG, "CPU: %s\n", cpu_name); |
| printk(BIOS_DEBUG, "CPU: ID %x, %s, ucode: %08x\n", |
| cpu_id, cpu_type, get_current_microcode_rev()); |
| |
| cpu_feature_flag = cpu_get_feature_flags_ecx(); |
| aes = (cpu_feature_flag & CPUID_AES) ? 1 : 0; |
| txt = (cpu_feature_flag & CPUID_SMX) ? 1 : 0; |
| vt = (cpu_feature_flag & CPUID_VMX) ? 1 : 0; |
| printk(BIOS_DEBUG, |
| "CPU: AES %ssupported, TXT %ssupported, VT %ssupported\n", |
| mode[aes], mode[txt], mode[vt]); |
| } |
| |
| static void report_mch_info(void) |
| { |
| int 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_DEBUG, "MCH: device id %04x (rev %02x) is %s\n", |
| mchid, mch_revision, mch_type); |
| } |
| |
| static void report_pch_info(void) |
| { |
| int i; |
| pci_devfn_t dev = PCH_DEV_ESPI; |
| uint16_t espiid = get_dev_id(dev); |
| const char *pch_type = "Unknown"; |
| |
| for (i = 0; i < ARRAY_SIZE(pch_table); i++) { |
| if (pch_table[i].espiid == espiid) { |
| pch_type = pch_table[i].name; |
| break; |
| } |
| } |
| printk(BIOS_DEBUG, "PCH: device id %04x (rev %02x) is %s\n", |
| espiid, get_dev_revision(dev), pch_type); |
| } |
| |
| static void report_igd_info(void) |
| { |
| int 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_DEBUG, "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(); |
| } |