#include <linux/kvm_para.h>
#include "qemu-common.h"
-#include "sysemu.h"
-#include "kvm.h"
+#include "sysemu/sysemu.h"
+#include "sysemu/kvm.h"
#include "kvm_i386.h"
#include "cpu.h"
-#include "gdbstub.h"
-#include "host-utils.h"
+#include "exec/gdbstub.h"
+#include "qemu/host-utils.h"
+#include "qemu/config-file.h"
#include "hw/pc.h"
#include "hw/apic.h"
-#include "ioport.h"
+#include "exec/ioport.h"
#include "hyperv.h"
-#include "hw/pci.h"
+#include "hw/pci/pci.h"
//#define DEBUG_KVM
static bool has_msr_star;
static bool has_msr_hsave_pa;
+static bool has_msr_tsc_adjust;
static bool has_msr_tsc_deadline;
static bool has_msr_async_pf_en;
static bool has_msr_pv_eoi_en;
}
}
+unsigned long kvm_arch_vcpu_id(CPUState *cs)
+{
+ X86CPU *cpu = X86_CPU(cs);
+ return cpu->env.cpuid_apic_id;
+}
+
+#define KVM_MAX_CPUID_ENTRIES 100
+
int kvm_arch_init_vcpu(CPUState *cs)
{
struct {
struct kvm_cpuid2 cpuid;
- struct kvm_cpuid_entry2 entries[100];
+ struct kvm_cpuid_entry2 entries[KVM_MAX_CPUID_ENTRIES];
} QEMU_PACKED cpuid_data;
X86CPU *cpu = X86_CPU(cs);
CPUX86State *env = &cpu->env;
cpu_x86_cpuid(env, 0, 0, &limit, &unused, &unused, &unused);
for (i = 0; i <= limit; i++) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "unsupported level value: 0x%x\n", limit);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
switch (i) {
times = c->eax & 0xff;
for (j = 1; j < times; ++j) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "cpuid_data is full, no space for "
+ "cpuid(eax:2):eax & 0xf = 0x%x\n", times);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
c->function = i;
c->flags = KVM_CPUID_FLAG_STATEFUL_FUNC;
if (i == 0xd && c->eax == 0) {
continue;
}
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "cpuid_data is full, no space for "
+ "cpuid(eax:0x%x,ecx:0x%x)\n", i, j);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
}
break;
cpu_x86_cpuid(env, 0x80000000, 0, &limit, &unused, &unused, &unused);
for (i = 0x80000000; i <= limit; i++) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "unsupported xlevel value: 0x%x\n", limit);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
c->function = i;
cpu_x86_cpuid(env, 0xC0000000, 0, &limit, &unused, &unused, &unused);
for (i = 0xC0000000; i <= limit; i++) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "unsupported xlevel2 value: 0x%x\n", limit);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
c->function = i;
has_msr_hsave_pa = true;
continue;
}
+ if (kvm_msr_list->indices[i] == MSR_TSC_ADJUST) {
+ has_msr_tsc_adjust = true;
+ continue;
+ }
if (kvm_msr_list->indices[i] == MSR_IA32_TSCDEADLINE) {
has_msr_tsc_deadline = true;
continue;
if (has_msr_hsave_pa) {
kvm_msr_entry_set(&msrs[n++], MSR_VM_HSAVE_PA, env->vm_hsave);
}
+ if (has_msr_tsc_adjust) {
+ kvm_msr_entry_set(&msrs[n++], MSR_TSC_ADJUST, env->tsc_adjust);
+ }
if (has_msr_tsc_deadline) {
kvm_msr_entry_set(&msrs[n++], MSR_IA32_TSCDEADLINE, env->tsc_deadline);
}
if (has_msr_hsave_pa) {
msrs[n++].index = MSR_VM_HSAVE_PA;
}
+ if (has_msr_tsc_adjust) {
+ msrs[n++].index = MSR_TSC_ADJUST;
+ }
if (has_msr_tsc_deadline) {
msrs[n++].index = MSR_IA32_TSCDEADLINE;
}
case MSR_IA32_TSC:
env->tsc = msrs[i].data;
break;
+ case MSR_TSC_ADJUST:
+ env->tsc_adjust = msrs[i].data;
+ break;
case MSR_IA32_TSCDEADLINE:
env->tsc_deadline = msrs[i].data;
break;
static int kvm_get_mp_state(X86CPU *cpu)
{
+ CPUState *cs = CPU(cpu);
CPUX86State *env = &cpu->env;
struct kvm_mp_state mp_state;
int ret;
- ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_MP_STATE, &mp_state);
+ ret = kvm_vcpu_ioctl(cs, KVM_GET_MP_STATE, &mp_state);
if (ret < 0) {
return ret;
}
env->mp_state = mp_state.mp_state;
if (kvm_irqchip_in_kernel()) {
- env->halted = (mp_state.mp_state == KVM_MP_STATE_HALTED);
+ cs->halted = (mp_state.mp_state == KVM_MP_STATE_HALTED);
}
return 0;
}
int ret;
/* Inject NMI */
- if (env->interrupt_request & CPU_INTERRUPT_NMI) {
- env->interrupt_request &= ~CPU_INTERRUPT_NMI;
+ if (cpu->interrupt_request & CPU_INTERRUPT_NMI) {
+ cpu->interrupt_request &= ~CPU_INTERRUPT_NMI;
DPRINTF("injected NMI\n");
ret = kvm_vcpu_ioctl(cpu, KVM_NMI);
if (ret < 0) {
if (!kvm_irqchip_in_kernel()) {
/* Force the VCPU out of its inner loop to process any INIT requests
* or pending TPR access reports. */
- if (env->interrupt_request &
+ if (cpu->interrupt_request &
(CPU_INTERRUPT_INIT | CPU_INTERRUPT_TPR)) {
- env->exit_request = 1;
+ cpu->exit_request = 1;
}
/* Try to inject an interrupt if the guest can accept it */
if (run->ready_for_interrupt_injection &&
- (env->interrupt_request & CPU_INTERRUPT_HARD) &&
+ (cpu->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) {
int irq;
- env->interrupt_request &= ~CPU_INTERRUPT_HARD;
+ cpu->interrupt_request &= ~CPU_INTERRUPT_HARD;
irq = cpu_get_pic_interrupt(env);
if (irq >= 0) {
struct kvm_interrupt intr;
* interrupt, request an interrupt window exit. This will
* cause a return to userspace as soon as the guest is ready to
* receive interrupts. */
- if ((env->interrupt_request & CPU_INTERRUPT_HARD)) {
+ if ((cpu->interrupt_request & CPU_INTERRUPT_HARD)) {
run->request_interrupt_window = 1;
} else {
run->request_interrupt_window = 0;
X86CPU *cpu = X86_CPU(cs);
CPUX86State *env = &cpu->env;
- if (env->interrupt_request & CPU_INTERRUPT_MCE) {
+ if (cs->interrupt_request & CPU_INTERRUPT_MCE) {
/* We must not raise CPU_INTERRUPT_MCE if it's not supported. */
assert(env->mcg_cap);
- env->interrupt_request &= ~CPU_INTERRUPT_MCE;
+ cs->interrupt_request &= ~CPU_INTERRUPT_MCE;
kvm_cpu_synchronize_state(env);
if (env->exception_injected == EXCP08_DBLE) {
/* this means triple fault */
qemu_system_reset_request();
- env->exit_request = 1;
+ cs->exit_request = 1;
return 0;
}
env->exception_injected = EXCP12_MCHK;
env->has_error_code = 0;
- env->halted = 0;
+ cs->halted = 0;
if (kvm_irqchip_in_kernel() && env->mp_state == KVM_MP_STATE_HALTED) {
env->mp_state = KVM_MP_STATE_RUNNABLE;
}
return 0;
}
- if (env->interrupt_request & CPU_INTERRUPT_POLL) {
- env->interrupt_request &= ~CPU_INTERRUPT_POLL;
+ if (cs->interrupt_request & CPU_INTERRUPT_POLL) {
+ cs->interrupt_request &= ~CPU_INTERRUPT_POLL;
apic_poll_irq(env->apic_state);
}
- if (((env->interrupt_request & CPU_INTERRUPT_HARD) &&
+ if (((cs->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) ||
- (env->interrupt_request & CPU_INTERRUPT_NMI)) {
- env->halted = 0;
+ (cs->interrupt_request & CPU_INTERRUPT_NMI)) {
+ cs->halted = 0;
}
- if (env->interrupt_request & CPU_INTERRUPT_INIT) {
+ if (cs->interrupt_request & CPU_INTERRUPT_INIT) {
kvm_cpu_synchronize_state(env);
do_cpu_init(cpu);
}
- if (env->interrupt_request & CPU_INTERRUPT_SIPI) {
+ if (cs->interrupt_request & CPU_INTERRUPT_SIPI) {
kvm_cpu_synchronize_state(env);
do_cpu_sipi(cpu);
}
- if (env->interrupt_request & CPU_INTERRUPT_TPR) {
- env->interrupt_request &= ~CPU_INTERRUPT_TPR;
+ if (cs->interrupt_request & CPU_INTERRUPT_TPR) {
+ cs->interrupt_request &= ~CPU_INTERRUPT_TPR;
kvm_cpu_synchronize_state(env);
apic_handle_tpr_access_report(env->apic_state, env->eip,
env->tpr_access_type);
}
- return env->halted;
+ return cs->halted;
}
static int kvm_handle_halt(X86CPU *cpu)
{
+ CPUState *cs = CPU(cpu);
CPUX86State *env = &cpu->env;
- if (!((env->interrupt_request & CPU_INTERRUPT_HARD) &&
+ if (!((cs->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) &&
- !(env->interrupt_request & CPU_INTERRUPT_NMI)) {
- env->halted = 1;
+ !(cs->interrupt_request & CPU_INTERRUPT_NMI)) {
+ cs->halted = 1;
return EXCP_HLT;
}
return 0;
}
-static int kvm_handle_tpr_access(CPUX86State *env)
+static int kvm_handle_tpr_access(X86CPU *cpu)
{
- struct kvm_run *run = env->kvm_run;
+ CPUX86State *env = &cpu->env;
+ CPUState *cs = CPU(cpu);
+ struct kvm_run *run = cs->kvm_run;
apic_handle_tpr_access_report(env->apic_state, run->tpr_access.rip,
run->tpr_access.is_write ? TPR_ACCESS_WRITE
int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run)
{
X86CPU *cpu = X86_CPU(cs);
- CPUX86State *env = &cpu->env;
uint64_t code;
int ret;
ret = 0;
break;
case KVM_EXIT_TPR_ACCESS:
- ret = kvm_handle_tpr_access(env);
+ ret = kvm_handle_tpr_access(cpu);
break;
case KVM_EXIT_FAIL_ENTRY:
code = run->fail_entry.hardware_entry_failure_reason;
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