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[Qemu-devel] [PATCH v5 04/17] target-i386: Add cpu object access routine
From: |
Don Slutz |
Subject: |
[Qemu-devel] [PATCH v5 04/17] target-i386: Add cpu object access routines for Hypervisor level. |
Date: |
Fri, 21 Sep 2012 20:13:16 -0400 |
These are modeled after x86_cpuid_get_xlevel and x86_cpuid_set_xlevel.
Signed-off-by: Don Slutz <address@hidden>
---
target-i386/cpu.c | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 25ca986..7b31de9 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -1166,6 +1166,32 @@ static void x86_cpuid_set_tsc_freq(Object *obj, Visitor
*v, void *opaque,
cpu->env.tsc_khz = value / 1000;
}
+static void x86_cpuid_get_hv_level(Object *obj, Visitor *v, void *opaque,
+ const char *name, Error **errp)
+{
+ X86CPU *cpu = X86_CPU(obj);
+
+ visit_type_uint32(v, &cpu->env.cpuid_hv_level, name, errp);
+}
+
+static void x86_cpuid_set_hv_level(Object *obj, Visitor *v, void *opaque,
+ const char *name, Error **errp)
+{
+ X86CPU *cpu = X86_CPU(obj);
+ uint32_t value;
+
+ visit_type_uint32(v, &value, name, errp);
+ if (error_is_set(errp)) {
+ return;
+ }
+
+ if ((value != 0) && (value < 0x40000000)) {
+ value += 0x40000000;
+ }
+ cpu->env.cpuid_hv_level = value;
+ cpu->env.cpuid_hv_level_set = true;
+}
+
#if !defined(CONFIG_USER_ONLY)
static void x86_get_hv_spinlocks(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
@@ -2061,6 +2087,9 @@ static void x86_cpu_initfn(Object *obj)
object_property_add(obj, "enforce", "bool",
x86_cpuid_get_enforce,
x86_cpuid_set_enforce, NULL, NULL, NULL);
+ object_property_add(obj, "hypervisor-level", "int",
+ x86_cpuid_get_hv_level,
+ x86_cpuid_set_hv_level, NULL, NULL, NULL);
#if !defined(CONFIG_USER_ONLY)
object_property_add(obj, "hv_spinlocks", "int",
x86_get_hv_spinlocks,
--
1.7.1
- [Qemu-devel] [PATCH v5 00/17] Allow changing of Hypervisor CPUIDs., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 01/17] target-i386: Allow tsc-frequency to be larger then 2.147G, Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 02/17] target-i386: Add missing kvm bits., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 03/17] target-i386: Add Hypervisor level., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 05/17] target-i386: Add cpu object access routines for Hypervisor level., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 04/17] target-i386: Add cpu object access routines for Hypervisor level.,
Don Slutz <=
- [Qemu-devel] [PATCH v5 06/17] target-i386: Use Hypervisor level in -machine pc, accel=kvm., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 07/17] target-i386: Use Hypervisor level in -machine pc, accel=tcg., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 08/17] target-i386: Add Hypervisor vendor., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 09/17] target-i386: Add cpu object access routines for Hypervisor vendor., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 10/17] target-i386: Use Hypervisor vendor in -machine pc, accel=kvm., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 14/17] target-i386: Add cpu object access routines for Hypervisor leaf extra., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 15/17] target-i386: Add setting of Hypervisor leaf extra for known vmare4., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 16/17] target-i386: Use Hypervisor leaf extra in -machine pc, accel=kvm., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 11/17] target-i386: Use Hypervisor vendor in -machine pc, accel=tcg., Don Slutz, 2012/09/21
- [Qemu-devel] [PATCH v5 13/17] target-i386: Add optional Hypervisor leaf extra., Don Slutz, 2012/09/21