libcaca/kernel/drivers/processor.h

/*
 *  libcaca       Colour ASCII-Art library
 *  Copyright (c) 2006 Sam Hocevar <sam@hocevar.net>
 *                2009 Jean-Yves Lamoureux <jylam@lnxscene.org>
 *                All Rights Reserved
 *
 *  This library is free software. It comes without any warranty, to
 *  the extent permitted by applicable law. You can redistribute it
 *  and/or modify it under the terms of the Do What the Fuck You Want
 *  to Public License, Version 2, as published by Sam Hocevar. See
 *  http://www.wtfpl.net/ for more details.
 */

enum cpuid_requests
{
    CPUID_GETVENDORSTRING,
    CPUID_GETFEATURES,
    CPUID_GETTLB,
    CPUID_GETSERIAL,

    CPUID_INTELEXTENDED = 0x80000000,
    CPUID_INTELFEATURES,
    CPUID_INTELBRANDSTRING,
    CPUID_INTELBRANDSTRINGMORE,
    CPUID_INTELBRANDSTRINGEND,
};

enum
{
    CPUID_FEAT_ECX_SSE3 = 1 << 0,
    CPUID_FEAT_ECX_PCLMUL = 1 << 1,
    CPUID_FEAT_ECX_DTES64 = 1 << 2,
    CPUID_FEAT_ECX_MONITOR = 1 << 3,
    CPUID_FEAT_ECX_DS_CPL = 1 << 4,
    CPUID_FEAT_ECX_VMX = 1 << 5,
    CPUID_FEAT_ECX_SMX = 1 << 6,
    CPUID_FEAT_ECX_EST = 1 << 7,
    CPUID_FEAT_ECX_TM2 = 1 << 8,
    CPUID_FEAT_ECX_SSSE3 = 1 << 9,
    CPUID_FEAT_ECX_CID = 1 << 10,
    CPUID_FEAT_ECX_FMA = 1 << 12,
    CPUID_FEAT_ECX_CX16 = 1 << 13,
    CPUID_FEAT_ECX_ETPRD = 1 << 14,
    CPUID_FEAT_ECX_PDCM = 1 << 15,
    CPUID_FEAT_ECX_DCA = 1 << 18,
    CPUID_FEAT_ECX_SSE4_1 = 1 << 19,
    CPUID_FEAT_ECX_SSE4_2 = 1 << 20,
    CPUID_FEAT_ECX_x2APIC = 1 << 21,
    CPUID_FEAT_ECX_MOVBE = 1 << 22,
    CPUID_FEAT_ECX_POPCNT = 1 << 23,
    CPUID_FEAT_ECX_XSAVE = 1 << 26,
    CPUID_FEAT_ECX_OSXSAVE = 1 << 27,
    CPUID_FEAT_ECX_AVX = 1 << 28,

    CPUID_FEAT_EDX_FPU = 1 << 0,
    CPUID_FEAT_EDX_VME = 1 << 1,
    CPUID_FEAT_EDX_DE = 1 << 2,
    CPUID_FEAT_EDX_PSE = 1 << 3,
    CPUID_FEAT_EDX_TSC = 1 << 4,
    CPUID_FEAT_EDX_MSR = 1 << 5,
    CPUID_FEAT_EDX_PAE = 1 << 6,
    CPUID_FEAT_EDX_MCE = 1 << 7,
    CPUID_FEAT_EDX_CX8 = 1 << 8,
    CPUID_FEAT_EDX_APIC = 1 << 9,
    CPUID_FEAT_EDX_SEP = 1 << 11,
    CPUID_FEAT_EDX_MTRR = 1 << 12,
    CPUID_FEAT_EDX_PGE = 1 << 13,
    CPUID_FEAT_EDX_MCA = 1 << 14,
    CPUID_FEAT_EDX_CMOV = 1 << 15,
    CPUID_FEAT_EDX_PAT = 1 << 16,
    CPUID_FEAT_EDX_PSE36 = 1 << 17,
    CPUID_FEAT_EDX_PSN = 1 << 18,
    CPUID_FEAT_EDX_CLF = 1 << 19,
    CPUID_FEAT_EDX_DTES = 1 << 21,
    CPUID_FEAT_EDX_ACPI = 1 << 22,
    CPUID_FEAT_EDX_MMX = 1 << 23,
    CPUID_FEAT_EDX_FXSR = 1 << 24,
    CPUID_FEAT_EDX_SSE = 1 << 25,
    CPUID_FEAT_EDX_SSE2 = 1 << 26,
    CPUID_FEAT_EDX_SS = 1 << 27,
    CPUID_FEAT_EDX_HTT = 1 << 28,
    CPUID_FEAT_EDX_TM1 = 1 << 29,
    CPUID_FEAT_EDX_IA64 = 1 << 30,
    CPUID_FEAT_EDX_PBE = 1 << 31
};

struct processor_info
{
    int id;
    char vendor[13];
    unsigned int features;
    u32 frequency;
};


int processor_get_info(struct processor_info *processor_info);
u32 processor_get_frequency(struct processor_info *processor_info);
void processor_print_info(struct processor_info *processor_info);