b6734c35af
The long noops ("NOPL") are supposed to be detected by family >= 6.
Unfortunately, several non-Intel x86 implementations, both hardware
and software, don't obey this dictum. Instead, probe for NOPL
directly by executing a NOPL instruction and see if we get #UD.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
/*
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* Strings for the various x86 capability flags.
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*
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* This file must not contain any executable code.
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*/
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#include <asm/cpufeature.h>
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/*
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* These flag bits must match the definitions in <asm/cpufeature.h>.
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* NULL means this bit is undefined or reserved; either way it doesn't
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* have meaning as far as Linux is concerned. Note that it's important
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* to realize there is a difference between this table and CPUID -- if
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* applications want to get the raw CPUID data, they should access
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* /dev/cpu/<cpu_nr>/cpuid instead.
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*/
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const char * const x86_cap_flags[NCAPINTS*32] = {
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/* Intel-defined */
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"fpu", "vme", "de", "pse", "tsc", "msr", "pae", "mce",
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"cx8", "apic", NULL, "sep", "mtrr", "pge", "mca", "cmov",
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"pat", "pse36", "pn", "clflush", NULL, "dts", "acpi", "mmx",
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"fxsr", "sse", "sse2", "ss", "ht", "tm", "ia64", "pbe",
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/* AMD-defined */
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, "syscall", NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, "mp", "nx", NULL, "mmxext", NULL,
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NULL, "fxsr_opt", "pdpe1gb", "rdtscp", NULL, "lm",
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"3dnowext", "3dnow",
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/* Transmeta-defined */
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"recovery", "longrun", NULL, "lrti", NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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/* Other (Linux-defined) */
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"cxmmx", "k6_mtrr", "cyrix_arr", "centaur_mcr",
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NULL, NULL, NULL, NULL,
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"constant_tsc", "up", NULL, "arch_perfmon",
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"pebs", "bts", NULL, NULL,
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"rep_good", NULL, NULL, NULL,
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"nopl", NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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/* Intel-defined (#2) */
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"pni", NULL, NULL, "monitor", "ds_cpl", "vmx", "smx", "est",
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"tm2", "ssse3", "cid", NULL, NULL, "cx16", "xtpr", NULL,
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NULL, NULL, "dca", "sse4_1", "sse4_2", NULL, NULL, "popcnt",
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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/* VIA/Cyrix/Centaur-defined */
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NULL, NULL, "rng", "rng_en", NULL, NULL, "ace", "ace_en",
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"ace2", "ace2_en", "phe", "phe_en", "pmm", "pmm_en", NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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/* AMD-defined (#2) */
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"lahf_lm", "cmp_legacy", "svm", "extapic",
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"cr8_legacy", "abm", "sse4a", "misalignsse",
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"3dnowprefetch", "osvw", "ibs", "sse5",
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"skinit", "wdt", NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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/* Auxiliary (Linux-defined) */
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"ida", NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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};
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const char *const x86_power_flags[32] = {
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"ts", /* temperature sensor */
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"fid", /* frequency id control */
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"vid", /* voltage id control */
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"ttp", /* thermal trip */
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"tm",
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"stc",
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"100mhzsteps",
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"hwpstate",
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"", /* tsc invariant mapped to constant_tsc */
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/* nothing */
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};
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