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[src/trunk]: src/usr.sbin/cpuctl/arch No functional change:



details:   https://anonhg.NetBSD.org/src/rev/24d34cfc29cb
branches:  trunk
changeset: 1009196:24d34cfc29cb
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Thu Apr 16 01:52:34 2020 +0000

description:
No functional change:
 - Rename ci_cpuid_level to ci_max_cpuid and ci_cpuid_extlevel to
   ci_max_ext_cpuid to match x86/include/cpu.h though cpuctl/arch/i386.c added
   them first.
 - Sort some entries.
 - Add comment.

diffstat:

 usr.sbin/cpuctl/arch/i386.c |  68 ++++++++++++++++++++++----------------------
 1 files changed, 34 insertions(+), 34 deletions(-)

diffs (271 lines):

diff -r 75c365a4a6b3 -r 24d34cfc29cb usr.sbin/cpuctl/arch/i386.c
--- a/usr.sbin/cpuctl/arch/i386.c       Wed Apr 15 23:10:27 2020 +0000
+++ b/usr.sbin/cpuctl/arch/i386.c       Thu Apr 16 01:52:34 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: i386.c,v 1.110 2020/04/06 09:48:44 msaitoh Exp $       */
+/*     $NetBSD: i386.c,v 1.111 2020/04/16 01:52:34 msaitoh Exp $       */
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2006, 2007, 2008 The NetBSD Foundation, Inc.
@@ -57,7 +57,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: i386.c,v 1.110 2020/04/06 09:48:44 msaitoh Exp $");
+__RCSID("$NetBSD: i386.c,v 1.111 2020/04/16 01:52:34 msaitoh Exp $");
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -93,9 +93,10 @@
 struct cpu_info {
        const char      *ci_dev;
        int32_t         ci_cpu_type;     /* for cpu's without cpuid */
-       int32_t         ci_cpuid_level;  /* highest cpuid supported */
-       uint32_t        ci_cpuid_extlevel; /* highest cpuid extended func lv */
        uint32_t        ci_signature;    /* X86 cpuid type */
+       uint32_t        ci_vendor[4];    /* vendor string */
+       int32_t         ci_max_cpuid;    /* highest cpuid supported */
+       uint32_t        ci_max_ext_cpuid; /* highest cpuid extended func lv */
        uint32_t        ci_family;       /* from ci_signature */
        uint32_t        ci_model;        /* from ci_signature */
        uint32_t        ci_feat_val[10]; /* X86 CPUID feature bits
@@ -112,13 +113,12 @@
                                          */
        uint32_t        ci_cpu_class;    /* CPU class */
        uint32_t        ci_brand_id;     /* Intel brand id */
-       uint32_t        ci_vendor[4];    /* vendor string */
        uint32_t        ci_cpu_serial[3]; /* PIII serial number */
        uint64_t        ci_tsc_freq;     /* cpu cycles/second */
        uint8_t         ci_packageid;
        uint8_t         ci_coreid;
        uint8_t         ci_smtid;
-       uint32_t        ci_initapicid;
+       uint32_t        ci_initapicid;  /* our initial APIC ID */
 
        uint32_t        ci_cur_xsave;
        uint32_t        ci_max_xsave;
@@ -1065,7 +1065,7 @@
        if (ci->ci_cpu_type >= 0)
                return;
 
-       if (ci->ci_cpuid_level < 2)
+       if (ci->ci_max_cpuid < 2)
                return;
 
        /*
@@ -1103,13 +1103,13 @@
                x86_cpuid(2, descs);
        }
 
-       if (ci->ci_cpuid_level < 4)
+       if (ci->ci_max_cpuid < 4)
                return;
 
        /* Parse the cache info from `cpuid leaf 4', if we have it. */
        cpu_dcp_cacheinfo(ci, 4);
 
-       if (ci->ci_cpuid_level < 0x18)
+       if (ci->ci_max_cpuid < 0x18)
                return;
        /* Parse the TLB info from `cpuid leaf 18H', if we have it. */
        x86_cpuid(0x18, descs);
@@ -1583,7 +1583,7 @@
        ci->ci_cpu_type = x86_identify();
        if (ci->ci_cpu_type >= 0) {
                /* Old pre-cpuid instruction cpu */
-               ci->ci_cpuid_level = -1;
+               ci->ci_max_cpuid = -1;
                return;
        }
 
@@ -1598,7 +1598,7 @@
         * - Save vendor string.
         */
        x86_cpuid(0, descs);
-       ci->ci_cpuid_level = descs[0];
+       ci->ci_max_cpuid = descs[0];
        /* Save vendor string */
        ci->ci_vendor[0] = descs[1];
        ci->ci_vendor[2] = descs[2];
@@ -1611,17 +1611,17 @@
         */
        x86_cpuid(0x80000000, descs);
        if (descs[0] >= 0x80000000)
-               ci->ci_cpuid_extlevel = descs[0];
+               ci->ci_max_ext_cpuid = descs[0];
        else {
                /* Set lower value than 0x80000000 */
-               ci->ci_cpuid_extlevel = 0;
+               ci->ci_max_ext_cpuid = 0;
        }
 
        /*
         * Fn8000_000[2-4]:
         * - Save brand string.
         */
-       if (ci->ci_cpuid_extlevel >= 0x80000004) {
+       if (ci->ci_max_ext_cpuid >= 0x80000004) {
                x86_cpuid(0x80000002, brand);
                x86_cpuid(0x80000003, brand + 4);
                x86_cpuid(0x80000004, brand + 8);
@@ -1631,7 +1631,7 @@
                memcpy(cpu_brand_string, ((char *) brand) + i, 48 - i);
        }
 
-       if (ci->ci_cpuid_level < 1)
+       if (ci->ci_max_cpuid < 1)
                return;
 
        /*
@@ -1656,7 +1656,7 @@
        ci->ci_feat_val[1] = descs[2];
        ci->ci_feat_val[0] = descs[3];
 
-       if (ci->ci_cpuid_level < 3)
+       if (ci->ci_max_cpuid < 3)
                return;
 
        /*
@@ -1670,7 +1670,7 @@
                ci->ci_cpu_serial[1] = descs[3];
        }
 
-       if (ci->ci_cpuid_level < 0x7)
+       if (ci->ci_max_cpuid < 0x7)
                return;
 
        x86_cpuid(7, descs);
@@ -1678,7 +1678,7 @@
        ci->ci_feat_val[6] = descs[2];
        ci->ci_feat_val[7] = descs[3];
 
-       if (ci->ci_cpuid_level < 0xd)
+       if (ci->ci_max_cpuid < 0xd)
                return;
 
        /* Get support XCR0 bits */
@@ -1752,7 +1752,7 @@
        const struct cpu_cpuid_nameclass *cpup = NULL;
        unsigned int i;
 
-       if (ci->ci_cpuid_level < 1)
+       if (ci->ci_max_cpuid < 1)
                return;
 
        for (i = 0; i < __arraycount(i386_cpuid_cpus); i++) {
@@ -1914,9 +1914,9 @@
 {
        const char *cpuname = ci->ci_dev;
 
-       if (ci->ci_cpuid_level >= 0x0b)
+       if (ci->ci_max_cpuid >= 0x0b)
                identifycpu_cpuids_intel_0x0b(ci);
-       else if (ci->ci_cpuid_level >= 4)
+       else if (ci->ci_max_cpuid >= 4)
                identifycpu_cpuids_intel_0x04(ci);
 
        aprint_verbose("%s: Cluster/Package ID %u\n", cpuname,
@@ -1943,7 +1943,7 @@
                x86_cpuid(1, descs);
                lp_max = __SHIFTOUT(descs[1], CPUID_HTT_CORES);
 
-               if (cpu_family >= 0x10 && ci->ci_cpuid_extlevel >= 0x8000008) {
+               if (cpu_family >= 0x10 && ci->ci_max_ext_cpuid >= 0x8000008) {
                        x86_cpuid(0x8000008, descs);
                        core_max = (descs[2] & 0xff) + 1;
                        n = (descs[2] >> 12) & 0x0f;
@@ -2033,12 +2033,12 @@
 
        ci = &cistore;
        cpu_probe_base_features(ci, cpuname);
-       dump_descs(0x00000000, ci->ci_cpuid_level, cpuname, "basic");
+       dump_descs(0x00000000, ci->ci_max_cpuid, cpuname, "basic");
        if ((ci->ci_feat_val[1] & CPUID2_RAZ) != 0) {
                x86_cpuid(0x40000000, descs);
                dump_descs(0x40000000, descs[0], cpuname, "hypervisor");
        }
-       dump_descs(0x80000000, ci->ci_cpuid_extlevel, cpuname, "extended");
+       dump_descs(0x80000000, ci->ci_max_ext_cpuid, cpuname, "extended");
 
        cpu_probe_hv_features(ci, cpuname);
        cpu_probe_features(ci);
@@ -2217,7 +2217,7 @@
 
        x86_print_cache_and_tlb_info(ci);
 
-       if (ci->ci_cpuid_level >= 3 && (ci->ci_feat_val[0] & CPUID_PN)) {
+       if (ci->ci_max_cpuid >= 3 && (ci->ci_feat_val[0] & CPUID_PN)) {
                aprint_verbose("%s: serial number %04X-%04X-%04X-%04X-%04X-%04X\n",
                    cpuname,
                    ci->ci_cpu_serial[0] / 65536, ci->ci_cpu_serial[0] % 65536,
@@ -2243,12 +2243,12 @@
        /*
         * Everything past this point requires a Pentium or later.
         */
-       if (ci->ci_cpuid_level < 0)
+       if (ci->ci_max_cpuid < 0)
                return;
 
        identifycpu_cpuids(ci);
 
-       if ((ci->ci_cpuid_level >= 5)
+       if ((ci->ci_max_cpuid >= 5)
            && ((cpu_vendor == CPUVENDOR_INTEL)
                || (cpu_vendor == CPUVENDOR_AMD))) {
                uint16_t lmin, lmax;
@@ -2271,14 +2271,14 @@
                                    cpuname, i, num);
                }
        }
-       if ((ci->ci_cpuid_level >= 6)
+       if ((ci->ci_max_cpuid >= 6)
            && ((cpu_vendor == CPUVENDOR_INTEL)
                || (cpu_vendor == CPUVENDOR_AMD))) {
                x86_cpuid(6, descs);
                print_bits(cpuname, "DSPM-eax", CPUID_DSPM_FLAGS, descs[0]);
                print_bits(cpuname, "DSPM-ecx", CPUID_DSPM_FLAGS1, descs[2]);
        }
-       if ((ci->ci_cpuid_level >= 7)
+       if ((ci->ci_max_cpuid >= 7)
            && ((cpu_vendor == CPUVENDOR_INTEL)
                || (cpu_vendor == CPUVENDOR_AMD))) {
                x86_cpuid(7, descs);
@@ -2287,17 +2287,17 @@
        }
 
        if ((cpu_vendor == CPUVENDOR_INTEL) || (cpu_vendor == CPUVENDOR_AMD))
-               if (ci->ci_cpuid_extlevel >= 0x80000007)
+               if (ci->ci_max_ext_cpuid >= 0x80000007)
                        powernow_probe(ci);
 
        if (cpu_vendor == CPUVENDOR_AMD) {
-               if (ci->ci_cpuid_extlevel >= 0x80000008) {
+               if (ci->ci_max_ext_cpuid >= 0x80000008) {
                        x86_cpuid(0x80000008, descs);
                        print_bits(cpuname, "AMD Extended features",
                            CPUID_CAPEX_FLAGS, descs[1]);
                }
 
-               if ((ci->ci_cpuid_extlevel >= 0x8000000a)
+               if ((ci->ci_max_ext_cpuid >= 0x8000000a)
                    && (ci->ci_feat_val[3] & CPUID_SVM) != 0) {
                        x86_cpuid(0x8000000a, descs);
                        aprint_verbose("%s: SVM Rev. %d\n", cpuname,
@@ -2307,7 +2307,7 @@
                        print_bits(cpuname, "SVM features",
                            CPUID_AMD_SVM_FLAGS, descs[3]);
                }
-               if (ci->ci_cpuid_extlevel >= 0x8000001f) {
+               if (ci->ci_max_ext_cpuid >= 0x8000001f) {
                        x86_cpuid(0x8000001f, descs);
                        print_bits(cpuname, "Encrypted Memory features",
                            CPUID_AMD_ENCMEM_FLAGS, descs[0]);
@@ -2315,7 +2315,7 @@
        } else if (cpu_vendor == CPUVENDOR_INTEL) {
                int32_t bi_index;
 
-               for (bi_index = 1; bi_index <= ci->ci_cpuid_level; bi_index++) {
+               for (bi_index = 1; bi_index <= ci->ci_max_cpuid; bi_index++) {
                        x86_cpuid(bi_index, descs);
                        switch (bi_index) {
                        case 0x0a:



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