mirror of
https://github.com/brain-hackers/u-boot-brain
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91 lines
2.0 KiB
C
91 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* From Coreboot src/northbridge/intel/sandybridge/report_platform.c
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*
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* Copyright (C) 2012 Google Inc.
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*/
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#include <common.h>
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#include <log.h>
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#include <asm/cpu.h>
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#include <asm/pci.h>
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#include <asm/report_platform.h>
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#include <asm/arch/pch.h>
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static void report_cpu_info(void)
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{
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char cpu_string[CPU_MAX_NAME_LEN], *cpu_name;
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const char *mode[] = {"NOT ", ""};
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struct cpuid_result cpuidr;
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int vt, txt, aes;
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u32 index;
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index = 0x80000000;
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cpuidr = cpuid(index);
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if (cpuidr.eax < 0x80000004) {
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strcpy(cpu_string, "Platform info not available");
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cpu_name = cpu_string;
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} else {
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cpu_name = cpu_get_name(cpu_string);
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}
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cpuidr = cpuid(1);
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debug("CPU id(%x): %s\n", cpuidr.eax, cpu_name);
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aes = (cpuidr.ecx & (1 << 25)) ? 1 : 0;
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txt = (cpuidr.ecx & (1 << 6)) ? 1 : 0;
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vt = (cpuidr.ecx & (1 << 5)) ? 1 : 0;
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debug("AES %ssupported, TXT %ssupported, VT %ssupported\n",
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mode[aes], mode[txt], mode[vt]);
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}
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/* The PCI id name match comes from Intel document 472178 */
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static struct {
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u16 dev_id;
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const char *dev_name;
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} pch_table[] = {
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{0x1E41, "Desktop Sample"},
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{0x1E42, "Mobile Sample"},
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{0x1E43, "SFF Sample"},
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{0x1E44, "Z77"},
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{0x1E45, "H71"},
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{0x1E46, "Z75"},
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{0x1E47, "Q77"},
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{0x1E48, "Q75"},
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{0x1E49, "B75"},
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{0x1E4A, "H77"},
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{0x1E53, "C216"},
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{0x1E55, "QM77"},
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{0x1E56, "QS77"},
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{0x1E58, "UM77"},
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{0x1E57, "HM77"},
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{0x1E59, "HM76"},
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{0x1E5D, "HM75"},
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{0x1E5E, "HM70"},
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{0x1E5F, "NM70"},
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};
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static void report_pch_info(struct udevice *dev)
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{
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const char *pch_type = "Unknown";
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int i;
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u16 dev_id;
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uint8_t rev_id;
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dm_pci_read_config16(dev, 2, &dev_id);
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for (i = 0; i < ARRAY_SIZE(pch_table); i++) {
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if (pch_table[i].dev_id == dev_id) {
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pch_type = pch_table[i].dev_name;
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break;
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}
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}
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dm_pci_read_config8(dev, 8, &rev_id);
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debug("PCH type: %s, device id: %x, rev id %x\n", pch_type, dev_id,
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rev_id);
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}
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void report_platform_info(struct udevice *dev)
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{
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report_cpu_info();
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report_pch_info(dev);
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}
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