172 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			172 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			C
		
	
	
	
#include "qemu/osdep.h"
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#include "qemu-common.h"
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#include "qapi/qmp/qlist.h"
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#include "qapi/qmp/qdict.h"
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#include "qapi/qmp/qint.h"
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#include "libqtest.h"
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static char *get_cpu0_qom_path(void)
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{
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    QDict *resp;
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    QList *ret;
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    QDict *cpu0;
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    char *path;
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    resp = qmp("{'execute': 'query-cpus', 'arguments': {}}");
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    g_assert(qdict_haskey(resp, "return"));
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    ret = qdict_get_qlist(resp, "return");
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    cpu0 = qobject_to_qdict(qlist_peek(ret));
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    path = g_strdup(qdict_get_str(cpu0, "qom_path"));
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    QDECREF(resp);
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    return path;
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}
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static QObject *qom_get(const char *path, const char *prop)
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{
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    QDict *resp = qmp("{ 'execute': 'qom-get',"
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                      "  'arguments': { 'path': %s,"
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                      "                 'property': %s } }",
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                      path, prop);
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    QObject *ret = qdict_get(resp, "return");
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    qobject_incref(ret);
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    QDECREF(resp);
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    return ret;
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}
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typedef struct CpuidTestArgs {
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    const char *cmdline;
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    const char *property;
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    int64_t expected_value;
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} CpuidTestArgs;
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static void test_cpuid_prop(const void *data)
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{
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    const CpuidTestArgs *args = data;
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    char *path;
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    QInt *value;
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    qtest_start(args->cmdline);
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    path = get_cpu0_qom_path();
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    value = qobject_to_qint(qom_get(path, args->property));
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    g_assert_cmpint(qint_get_int(value), ==, args->expected_value);
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    qtest_end();
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    QDECREF(value);
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    g_free(path);
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}
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static void add_cpuid_test(const char *name, const char *cmdline,
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                           const char *property, int64_t expected_value)
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{
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    CpuidTestArgs *args = g_new0(CpuidTestArgs, 1);
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    args->cmdline = cmdline;
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    args->property = property;
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    args->expected_value = expected_value;
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    qtest_add_data_func(name, args, test_cpuid_prop);
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}
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int main(int argc, char **argv)
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{
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    g_test_init(&argc, &argv, NULL);
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    /* Original level values for CPU models: */
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    add_cpuid_test("x86/cpuid/phenom/level",
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                   "-cpu phenom", "level", 5);
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    add_cpuid_test("x86/cpuid/Conroe/level",
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                   "-cpu Conroe", "level", 10);
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    add_cpuid_test("x86/cpuid/SandyBridge/level",
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                   "-cpu SandyBridge", "level", 0xd);
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    add_cpuid_test("x86/cpuid/486/xlevel",
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                   "-cpu 486", "xlevel", 0);
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    add_cpuid_test("x86/cpuid/core2duo/xlevel",
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                   "-cpu core2duo", "xlevel", 0x80000008);
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    add_cpuid_test("x86/cpuid/phenom/xlevel",
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                   "-cpu phenom", "xlevel", 0x8000001A);
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    add_cpuid_test("x86/cpuid/athlon/xlevel",
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                   "-cpu athlon", "xlevel", 0x80000008);
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    /* If level is not large enough, it should increase automatically: */
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    /* CPUID[6].EAX: */
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    add_cpuid_test("x86/cpuid/auto-level/phenom/arat",
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                   "-cpu 486,+arat", "level", 6);
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    /* CPUID[EAX=7,ECX=0].EBX: */
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    add_cpuid_test("x86/cpuid/auto-level/phenom/fsgsbase",
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                   "-cpu phenom,+fsgsbase", "level", 7);
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    /* CPUID[EAX=7,ECX=0].ECX: */
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    add_cpuid_test("x86/cpuid/auto-level/phenom/avx512vbmi",
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                   "-cpu phenom,+avx512vbmi", "level", 7);
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    /* CPUID[EAX=0xd,ECX=1].EAX: */
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    add_cpuid_test("x86/cpuid/auto-level/phenom/xsaveopt",
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                   "-cpu phenom,+xsaveopt", "level", 0xd);
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    /* CPUID[8000_0001].EDX: */
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    add_cpuid_test("x86/cpuid/auto-xlevel/486/3dnow",
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                   "-cpu 486,+3dnow", "xlevel", 0x80000001);
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    /* CPUID[8000_0001].ECX: */
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    add_cpuid_test("x86/cpuid/auto-xlevel/486/sse4a",
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                   "-cpu 486,+sse4a", "xlevel", 0x80000001);
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    /* CPUID[8000_0007].EDX: */
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    add_cpuid_test("x86/cpuid/auto-xlevel/486/invtsc",
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                   "-cpu 486,+invtsc", "xlevel", 0x80000007);
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    /* CPUID[8000_000A].EDX: */
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    add_cpuid_test("x86/cpuid/auto-xlevel/486/npt",
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                   "-cpu 486,+npt", "xlevel", 0x8000000A);
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    /* CPUID[C000_0001].EDX: */
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    add_cpuid_test("x86/cpuid/auto-xlevel2/phenom/xstore",
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                   "-cpu phenom,+xstore", "xlevel2", 0xC0000001);
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    /* SVM needs CPUID[0x8000000A] */
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    add_cpuid_test("x86/cpuid/auto-xlevel/athlon/svm",
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                   "-cpu athlon,+svm", "xlevel", 0x8000000A);
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    /* If level is already large enough, it shouldn't change: */
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    add_cpuid_test("x86/cpuid/auto-level/SandyBridge/multiple",
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                   "-cpu SandyBridge,+arat,+fsgsbase,+avx512vbmi",
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                   "level", 0xd);
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    /* If level is explicitly set, it shouldn't change: */
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    add_cpuid_test("x86/cpuid/auto-level/486/fixed/0xF",
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                   "-cpu 486,level=0xF,+arat,+fsgsbase,+avx512vbmi,+xsaveopt",
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                   "level", 0xF);
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    add_cpuid_test("x86/cpuid/auto-level/486/fixed/2",
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                   "-cpu 486,level=2,+arat,+fsgsbase,+avx512vbmi,+xsaveopt",
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                   "level", 2);
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    add_cpuid_test("x86/cpuid/auto-level/486/fixed/0",
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                   "-cpu 486,level=0,+arat,+fsgsbase,+avx512vbmi,+xsaveopt",
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                   "level", 0);
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    /* if xlevel is already large enough, it shouldn't change: */
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    add_cpuid_test("x86/cpuid/auto-xlevel/phenom/3dnow",
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                   "-cpu phenom,+3dnow,+sse4a,+invtsc,+npt,+svm",
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                   "xlevel", 0x8000001A);
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    /* If xlevel is explicitly set, it shouldn't change: */
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    add_cpuid_test("x86/cpuid/auto-xlevel/486/fixed/80000002",
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                   "-cpu 486,xlevel=0x80000002,+3dnow,+sse4a,+invtsc,+npt,+svm",
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                   "xlevel", 0x80000002);
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    add_cpuid_test("x86/cpuid/auto-xlevel/486/fixed/8000001A",
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                   "-cpu 486,xlevel=0x8000001A,+3dnow,+sse4a,+invtsc,+npt,+svm",
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                   "xlevel", 0x8000001A);
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    add_cpuid_test("x86/cpuid/auto-xlevel/phenom/fixed/0",
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                   "-cpu 486,xlevel=0,+3dnow,+sse4a,+invtsc,+npt,+svm",
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                   "xlevel", 0);
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    /* if xlevel2 is already large enough, it shouldn't change: */
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    add_cpuid_test("x86/cpuid/auto-xlevel2/486/fixed",
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                   "-cpu 486,xlevel2=0xC0000002,+xstore",
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                   "xlevel2", 0xC0000002);
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    /* Check compatibility of old machine-types that didn't
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     * auto-increase level/xlevel/xlevel2: */
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    add_cpuid_test("x86/cpuid/auto-level/pc-2.7",
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                   "-machine pc-i440fx-2.7 -cpu 486,+arat,+avx512vbmi,+xsaveopt",
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                   "level", 1);
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    add_cpuid_test("x86/cpuid/auto-xlevel/pc-2.7",
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                   "-machine pc-i440fx-2.7 -cpu 486,+3dnow,+sse4a,+invtsc,+npt,+svm",
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                   "xlevel", 0);
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    add_cpuid_test("x86/cpuid/auto-xlevel2/pc-2.7",
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                   "-machine pc-i440fx-2.7 -cpu 486,+xstore",
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                   "xlevel2", 0);
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    return g_test_run();
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}
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