1*8b900a41SSimon Glass /*
2*8b900a41SSimon Glass * From Coreboot src/northbridge/intel/sandybridge/report_platform.c
3*8b900a41SSimon Glass *
4*8b900a41SSimon Glass * Copyright (C) 2012 Google Inc.
5*8b900a41SSimon Glass *
6*8b900a41SSimon Glass * SPDX-License-Identifier: GPL-2.0
7*8b900a41SSimon Glass */
8*8b900a41SSimon Glass
9*8b900a41SSimon Glass #include <common.h>
10*8b900a41SSimon Glass #include <asm/cpu.h>
11*8b900a41SSimon Glass #include <asm/pci.h>
12*8b900a41SSimon Glass #include <asm/report_platform.h>
13*8b900a41SSimon Glass #include <asm/arch/pch.h>
14*8b900a41SSimon Glass
report_cpu_info(void)15*8b900a41SSimon Glass static void report_cpu_info(void)
16*8b900a41SSimon Glass {
17*8b900a41SSimon Glass char cpu_string[CPU_MAX_NAME_LEN], *cpu_name;
18*8b900a41SSimon Glass const char *mode[] = {"NOT ", ""};
19*8b900a41SSimon Glass struct cpuid_result cpuidr;
20*8b900a41SSimon Glass int vt, txt, aes;
21*8b900a41SSimon Glass u32 index;
22*8b900a41SSimon Glass
23*8b900a41SSimon Glass index = 0x80000000;
24*8b900a41SSimon Glass cpuidr = cpuid(index);
25*8b900a41SSimon Glass if (cpuidr.eax < 0x80000004) {
26*8b900a41SSimon Glass strcpy(cpu_string, "Platform info not available");
27*8b900a41SSimon Glass cpu_name = cpu_string;
28*8b900a41SSimon Glass } else {
29*8b900a41SSimon Glass cpu_name = cpu_get_name(cpu_string);
30*8b900a41SSimon Glass }
31*8b900a41SSimon Glass
32*8b900a41SSimon Glass cpuidr = cpuid(1);
33*8b900a41SSimon Glass debug("CPU id(%x): %s\n", cpuidr.eax, cpu_name);
34*8b900a41SSimon Glass aes = (cpuidr.ecx & (1 << 25)) ? 1 : 0;
35*8b900a41SSimon Glass txt = (cpuidr.ecx & (1 << 6)) ? 1 : 0;
36*8b900a41SSimon Glass vt = (cpuidr.ecx & (1 << 5)) ? 1 : 0;
37*8b900a41SSimon Glass debug("AES %ssupported, TXT %ssupported, VT %ssupported\n",
38*8b900a41SSimon Glass mode[aes], mode[txt], mode[vt]);
39*8b900a41SSimon Glass }
40*8b900a41SSimon Glass
41*8b900a41SSimon Glass /* The PCI id name match comes from Intel document 472178 */
42*8b900a41SSimon Glass static struct {
43*8b900a41SSimon Glass u16 dev_id;
44*8b900a41SSimon Glass const char *dev_name;
45*8b900a41SSimon Glass } pch_table[] = {
46*8b900a41SSimon Glass {0x1E41, "Desktop Sample"},
47*8b900a41SSimon Glass {0x1E42, "Mobile Sample"},
48*8b900a41SSimon Glass {0x1E43, "SFF Sample"},
49*8b900a41SSimon Glass {0x1E44, "Z77"},
50*8b900a41SSimon Glass {0x1E45, "H71"},
51*8b900a41SSimon Glass {0x1E46, "Z75"},
52*8b900a41SSimon Glass {0x1E47, "Q77"},
53*8b900a41SSimon Glass {0x1E48, "Q75"},
54*8b900a41SSimon Glass {0x1E49, "B75"},
55*8b900a41SSimon Glass {0x1E4A, "H77"},
56*8b900a41SSimon Glass {0x1E53, "C216"},
57*8b900a41SSimon Glass {0x1E55, "QM77"},
58*8b900a41SSimon Glass {0x1E56, "QS77"},
59*8b900a41SSimon Glass {0x1E58, "UM77"},
60*8b900a41SSimon Glass {0x1E57, "HM77"},
61*8b900a41SSimon Glass {0x1E59, "HM76"},
62*8b900a41SSimon Glass {0x1E5D, "HM75"},
63*8b900a41SSimon Glass {0x1E5E, "HM70"},
64*8b900a41SSimon Glass {0x1E5F, "NM70"},
65*8b900a41SSimon Glass };
66*8b900a41SSimon Glass
report_pch_info(struct udevice * dev)67*8b900a41SSimon Glass static void report_pch_info(struct udevice *dev)
68*8b900a41SSimon Glass {
69*8b900a41SSimon Glass const char *pch_type = "Unknown";
70*8b900a41SSimon Glass int i;
71*8b900a41SSimon Glass u16 dev_id;
72*8b900a41SSimon Glass uint8_t rev_id;
73*8b900a41SSimon Glass
74*8b900a41SSimon Glass dm_pci_read_config16(dev, 2, &dev_id);
75*8b900a41SSimon Glass for (i = 0; i < ARRAY_SIZE(pch_table); i++) {
76*8b900a41SSimon Glass if (pch_table[i].dev_id == dev_id) {
77*8b900a41SSimon Glass pch_type = pch_table[i].dev_name;
78*8b900a41SSimon Glass break;
79*8b900a41SSimon Glass }
80*8b900a41SSimon Glass }
81*8b900a41SSimon Glass dm_pci_read_config8(dev, 8, &rev_id);
82*8b900a41SSimon Glass debug("PCH type: %s, device id: %x, rev id %x\n", pch_type, dev_id,
83*8b900a41SSimon Glass rev_id);
84*8b900a41SSimon Glass }
85*8b900a41SSimon Glass
report_platform_info(struct udevice * dev)86*8b900a41SSimon Glass void report_platform_info(struct udevice *dev)
87*8b900a41SSimon Glass {
88*8b900a41SSimon Glass report_cpu_info();
89*8b900a41SSimon Glass report_pch_info(dev);
90*8b900a41SSimon Glass }
91