From 92067bf4bfa144ea3967a9951808f5e587bdab18 Mon Sep 17 00:00:00 2001 From: Igor Mammedov Date: Wed, 5 Jun 2013 15:18:40 +0200 Subject: target-i386: Move hyperv_* static globals to X86CPU MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - since hyperv_* helper functions are used only in target-i386/kvm.c move them there as static helpers Requested-by: Eduardo Habkost Signed-off-by: Igor Mammedov Signed-off-by: Andreas Färber --- target-i386/kvm.c | 36 ++++++++++++++++++++++++++---------- 1 file changed, 26 insertions(+), 10 deletions(-) (limited to 'target-i386/kvm.c') diff --git a/target-i386/kvm.c b/target-i386/kvm.c index 376fc70..0b6eb01 100644 --- a/target-i386/kvm.c +++ b/target-i386/kvm.c @@ -31,7 +31,7 @@ #include "hw/i386/pc.h" #include "hw/i386/apic.h" #include "exec/ioport.h" -#include "hyperv.h" +#include #include "hw/pci/pci.h" //#define DEBUG_KVM @@ -420,6 +420,22 @@ unsigned long kvm_arch_vcpu_id(CPUState *cs) return cpu->env.cpuid_apic_id; } +#ifndef KVM_CPUID_SIGNATURE_NEXT +#define KVM_CPUID_SIGNATURE_NEXT 0x40000100 +#endif + +static bool hyperv_hypercall_available(X86CPU *cpu) +{ + return cpu->hyperv_vapic || + (cpu->hyperv_spinlock_attempts != HYPERV_SPINLOCK_NEVER_RETRY); +} + +static bool hyperv_enabled(X86CPU *cpu) +{ + return hyperv_hypercall_available(cpu) || + cpu->hyperv_relaxed_timing; +} + #define KVM_MAX_CPUID_ENTRIES 100 int kvm_arch_init_vcpu(CPUState *cs) @@ -442,7 +458,7 @@ int kvm_arch_init_vcpu(CPUState *cs) c = &cpuid_data.entries[cpuid_i++]; memset(c, 0, sizeof(*c)); c->function = KVM_CPUID_SIGNATURE; - if (!hyperv_enabled()) { + if (!hyperv_enabled(cpu)) { memcpy(signature, "KVMKVMKVM\0\0\0", 12); c->eax = 0; } else { @@ -458,7 +474,7 @@ int kvm_arch_init_vcpu(CPUState *cs) c->function = KVM_CPUID_FEATURES; c->eax = env->features[FEAT_KVM]; - if (hyperv_enabled()) { + if (hyperv_enabled(cpu)) { memcpy(signature, "Hv#1\0\0\0\0\0\0\0\0", 12); c->eax = signature[0]; @@ -471,10 +487,10 @@ int kvm_arch_init_vcpu(CPUState *cs) c = &cpuid_data.entries[cpuid_i++]; memset(c, 0, sizeof(*c)); c->function = HYPERV_CPUID_FEATURES; - if (hyperv_relaxed_timing_enabled()) { + if (cpu->hyperv_relaxed_timing) { c->eax |= HV_X64_MSR_HYPERCALL_AVAILABLE; } - if (hyperv_vapic_recommended()) { + if (cpu->hyperv_vapic) { c->eax |= HV_X64_MSR_HYPERCALL_AVAILABLE; c->eax |= HV_X64_MSR_APIC_ACCESS_AVAILABLE; } @@ -482,13 +498,13 @@ int kvm_arch_init_vcpu(CPUState *cs) c = &cpuid_data.entries[cpuid_i++]; memset(c, 0, sizeof(*c)); c->function = HYPERV_CPUID_ENLIGHTMENT_INFO; - if (hyperv_relaxed_timing_enabled()) { + if (cpu->hyperv_relaxed_timing) { c->eax |= HV_X64_RELAXED_TIMING_RECOMMENDED; } - if (hyperv_vapic_recommended()) { + if (cpu->hyperv_vapic) { c->eax |= HV_X64_APIC_ACCESS_RECOMMENDED; } - c->ebx = hyperv_get_spinlock_retries(); + c->ebx = cpu->hyperv_spinlock_attempts; c = &cpuid_data.entries[cpuid_i++]; memset(c, 0, sizeof(*c)); @@ -1114,11 +1130,11 @@ static int kvm_put_msrs(X86CPU *cpu, int level) kvm_msr_entry_set(&msrs[n++], MSR_KVM_STEAL_TIME, env->steal_time_msr); } - if (hyperv_hypercall_available()) { + if (hyperv_hypercall_available(cpu)) { kvm_msr_entry_set(&msrs[n++], HV_X64_MSR_GUEST_OS_ID, 0); kvm_msr_entry_set(&msrs[n++], HV_X64_MSR_HYPERCALL, 0); } - if (hyperv_vapic_recommended()) { + if (cpu->hyperv_vapic) { kvm_msr_entry_set(&msrs[n++], HV_X64_MSR_APIC_ASSIST_PAGE, 0); } } -- cgit v1.1