Archipelago » qemu

      \( "$target_arch2" = "x86_64" -a "$cpu" = "i386"   \) -o \

      \( "$target_arch2" = "i386"   -a "$cpu" = "x86_64" \) \) ; then

      echo "CONFIG_KVM=y" >> $config_target_mak

      if test $vhost_net = "yes" ; then

        echo "CONFIG_VHOST_NET=y" >> $config_target_mak

      fi

#include "kvm.h"

#include "kvmclock.h"

#include <linux/kvm.h>

#include <linux/kvm_para.h>

}

device_init(kvmclock_register_device);

#include <sys/utsname.h>

#include <linux/kvm.h>

#include "qemu-common.h"

#include "sysemu.h"

#include "hw/apic.h"

#include "ioport.h"

//#define DEBUG_KVM

#ifdef DEBUG_KVM

static bool has_msr_star;

static bool has_msr_hsave_pa;

static bool has_msr_async_pf_en;

static int lm_capable_kernel;

static struct kvm_cpuid2 *try_get_cpuid(KVMState *s, int max)

    return cpuid;

}

struct kvm_para_features {

    int cap;

    int feature;

    return features;

}

uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,

    int i, max;

    uint32_t ret = 0;

    uint32_t cpuid_1_edx;

    int has_kvm_features = 0;

    max = 1;

    while ((cpuid = try_get_cpuid(env->kvm_state, max)) == NULL) {

    for (i = 0; i < cpuid->nent; ++i) {

        if (cpuid->entries[i].function == function &&

            cpuid->entries[i].index == index) {

            if (cpuid->entries[i].function == KVM_CPUID_FEATURES) {

                has_kvm_features = 1;

            }

            switch (reg) {

            case R_EAX:

                ret = cpuid->entries[i].eax;

    qemu_free(cpuid);

    /* fallback for older kernels */

    if (!has_kvm_features && (function == KVM_CPUID_FEATURES)) {

        ret = get_para_features(env);

    }

    return ret;

}

    uint32_t limit, i, j, cpuid_i;

    uint32_t unused;

    struct kvm_cpuid_entry2 *c;

    uint32_t signature[3];

    env->cpuid_features &= kvm_arch_get_supported_cpuid(env, 1, 0, R_EDX);

    cpuid_i = 0;

    /* Paravirtualization CPUIDs */

    memcpy(signature, "KVMKVMKVM\0\0\0", 12);

    c = &cpuid_data.entries[cpuid_i++];

    has_msr_async_pf_en = c->eax & (1 << KVM_FEATURE_ASYNC_PF);

#endif

    cpu_x86_cpuid(env, 0, 0, &limit, &unused, &unused, &unused);

    for (i = 0; i <= limit; i++) {

        kvm_msr_entry_set(&msrs[n++], MSR_KVM_SYSTEM_TIME,

                          env->system_time_msr);

        kvm_msr_entry_set(&msrs[n++], MSR_KVM_WALL_CLOCK, env->wall_clock_msr);

        if (has_msr_async_pf_en) {

            kvm_msr_entry_set(&msrs[n++], MSR_KVM_ASYNC_PF_EN,

                              env->async_pf_en_msr);

        }

    }

#ifdef KVM_CAP_MCE

    if (env->mcg_cap) {

#endif

    msrs[n++].index = MSR_KVM_SYSTEM_TIME;

    msrs[n++].index = MSR_KVM_WALL_CLOCK;

    if (has_msr_async_pf_en) {

        msrs[n++].index = MSR_KVM_ASYNC_PF_EN;

    }

#ifdef KVM_CAP_MCE

    if (env->mcg_cap) {

            }

#endif

            break;

        case MSR_KVM_ASYNC_PF_EN:

            env->async_pf_en_msr = msrs[i].data;

            break;

        }

    }