[src/trunk]: src/sys/arch/x86/x86 Update for cpuid flags:

[msaitoh <msaitoh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6f6ad9f4bea6
branches:  trunk
changeset: 359612:6f6ad9f4bea6
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Fri Jan 14 15:48:50 2022 +0000

description:
Update for cpuid flags:

 - The table 11 was changed from CPUID 0x0f leaf 0 %edx to a Linux mapping.
 - The table 12 was changed from CPUID 0x0f leaf 1 %edx to CPUID 0x07 leaf 1
   %edx. Print avx_vnni and avx512_bf16.
 - Print cppc, enqcmd and arch_lbr.
 - Modify linux mapping. No used on NetBSD.

diffstat:

 sys/arch/x86/x86/procfs_machdep.c |  36 +++++++++++++++++-------------------
 1 files changed, 17 insertions(+), 19 deletions(-)

diffs (98 lines):

diff -r ec5f4a817152 -r 6f6ad9f4bea6 sys/arch/x86/x86/procfs_machdep.c
--- a/sys/arch/x86/x86/procfs_machdep.c Fri Jan 14 15:46:41 2022 +0000
+++ b/sys/arch/x86/x86/procfs_machdep.c Fri Jan 14 15:48:50 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: procfs_machdep.c,v 1.42 2021/10/07 12:52:27 msaitoh Exp $ */
+/*     $NetBSD: procfs_machdep.c,v 1.43 2022/01/14 15:48:50 msaitoh Exp $ */
 
 /*
  * Copyright (c) 2001 Wasabi Systems, Inc.
@@ -42,7 +42,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: procfs_machdep.c,v 1.42 2021/10/07 12:52:27 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: procfs_machdep.c,v 1.43 2022/01/14 15:48:50 msaitoh Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -120,10 +120,8 @@
        NULL, "ibrs", "ibpb", "stibp", NULL, NULL, NULL, NULL},
 
        { /* (8) Linux mapping */
-       "tpr_shadow", "vnmi", "flexpriority", "ept",
-       "vpid", "npt", "lbrv", "svm_lock",
-       "nrip_save", "tsc_scale", "vmcb_clean", "flushbyasid",
-       "decodeassists", "pausefilter", "pfthreshold", "vmmcall",
+       "tpr_shadow", "vnmi", "flexpriority", "ept", "vpid", NULL, NULL, NULL,
+       NULL, NULL, NULL, NULL, NULL, NULL, NULL, "vmmcall",
        NULL, "ept_ad", NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
 
@@ -141,15 +139,16 @@
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
 
-       { /* (11) 0x0000000f:0 edx */
-       NULL, "cqm_llc", NULL, NULL, NULL, NULL, NULL, NULL,
+       { /* (11) Linux mapping */
+       "cqm_llc", "cqm_occup_llc", "cqm_mbm_total", "cqm_mbm_local",
+       NULL, NULL, "split_lock_detect", NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
 
-       { /* (12) 0x0000000f:1 edx */
-       "cqm_occup_llc", "cqm_mbm_total", "cqm_mbm_local", NULL,
+       { /* (12) Intel-defined 0x00000007:1 eax */
        NULL, NULL, NULL, NULL,
+       "avx_vnni", "avx512_bf16", NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
@@ -158,7 +157,7 @@
        "clzero", "irperf", "xsaveerptr", NULL, "rdpru", NULL, NULL, NULL,
        NULL, "wbnoinvd", NULL, NULL, NULL, NULL, NULL, NULL,
        NULL, NULL, NULL, NULL, NULL, NULL, NULL, "ppin",
-       NULL, "virt_ssbd", NULL, NULL, NULL, NULL, NULL, NULL},
+       NULL, "virt_ssbd", NULL, "cppc", NULL, NULL, NULL, NULL},
 
        { /* (14) 0x00000006 eax */
        "dtherm", "ida", "arat", NULL, "pln", NULL, "pts", "hwp",
@@ -181,7 +180,8 @@
        "gfni", "vaes", "vpclmulqdq", "avx512_vnni",
        "avx512_bitalg", "tme", "avx512_vpopcntdq", NULL,
        "la57", NULL, NULL, NULL, NULL, NULL, "rdpid", NULL,
-       NULL, "cldemote", NULL, "movdiri", "movdir64b", NULL, "sgx_lc", NULL},
+       NULL, "cldemote", NULL, "movdiri",
+       "movdir64b", "enqcmd", "sgx_lc", NULL},
 
        { /* (17) 0x80000007 ebx */
        "overflow_recov", "succor", NULL, "smca", NULL, NULL, NULL, NULL,
@@ -192,7 +192,8 @@
        { /* (18) Intel 0x00000007 edx */
        NULL, NULL, "avx512_4vnniw", "avx512_4fmaps", "fsrm", NULL, NULL, NULL,
        "vp2intersect", NULL, "md_clear", NULL, NULL, NULL, "serialize", NULL,
-       "tsxldtrk", NULL, "pconfig", NULL, NULL, NULL, NULL, "avx512_fp16",
+       "tsxldtrk", NULL, "pconfig", "arch_lbr",
+       NULL, NULL, NULL, "avx512_fp16",
        NULL, NULL, NULL, NULL,
        "flush_l1d", "arch_capabilities", NULL, "ssbd"},
 
@@ -307,13 +308,10 @@
                diff = last - *left;
        }
 
-       if (ci->ci_max_cpuid >= 0x0f) {
-               x86_cpuid2(0x0f, 0, descs);
-               procfs_getonefeatreg(descs[3], x86_features[11], p + diff,
-                   left);
-               diff = last - *left;
+       /* x86_features[11] is Linux defined mapping */
 
-               x86_cpuid2(0x0f, 1, descs);
+       if (ci->ci_max_cpuid >= 0x07) {
+               x86_cpuid2(0x07, 1, descs);
                procfs_getonefeatreg(descs[3], x86_features[12], p + diff,
                    left);
                diff = last - *left;