I'm updating this patch, by doing this, UP booting of 32bit ACPI MP HAL Windows 
is fixed.

Signed-off-by: Qing He <[EMAIL PROTECTED]>


qemu/qemu-kvm.c |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/qemu/qemu-kvm.c b/qemu/qemu-kvm.c
index 3fc32f7..d07af9f 100644
--- a/qemu/qemu-kvm.c
+++ b/qemu/qemu-kvm.c
@@ -516,10 +516,11 @@ static int pre_kvm_run(void *opaque, int vcpu)
            usleep(1000);
        pthread_mutex_lock(&qemu_mutex);
     }
-
-    kvm_set_cr8(kvm_context, vcpu, cpu_get_apic_tpr(env));
-    if (env->interrupt_request & CPU_INTERRUPT_EXIT)
-       return 1;
+    if (!kvm_irqchip) {
+       kvm_set_cr8(kvm_context, vcpu, cpu_get_apic_tpr(env));
+       if (env->interrupt_request & CPU_INTERRUPT_EXIT)
+           return 1;
+    }
     pthread_mutex_unlock(&qemu_mutex);
     return 0;
 }


>-----Original Message-----
>From: [EMAIL PROTECTED]
>[mailto:[EMAIL PROTECTED] On Behalf Of Yang, Sheng
>Sent: 2007年8月16日 22:13
>To: [email protected]
>Subject: [kvm-devel] [PATCH][lapic5] kvm: qemu: prevent set wrong cr8 whenusing
>irqchip
>
>this allows running 64-bit Windows.
>
>Signed-off-by: Sheng Yang <[EMAIL PROTECTED]>
>---
> qemu/qemu-kvm.c |    4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
>diff --git a/qemu/qemu-kvm.c b/qemu/qemu-kvm.c
>index 3fc32f7..af7b1d8 100644
>--- a/qemu/qemu-kvm.c
>+++ b/qemu/qemu-kvm.c
>@@ -516,8 +516,8 @@ static int pre_kvm_run(void *opaque, int vcpu)
>           usleep(1000);
>       pthread_mutex_lock(&qemu_mutex);
>     }
>-
>-    kvm_set_cr8(kvm_context, vcpu, cpu_get_apic_tpr(env));
>+    if (!kvm_irqchip)
>+      kvm_set_cr8(kvm_context, vcpu, cpu_get_apic_tpr(env));
>     if (env->interrupt_request & CPU_INTERRUPT_EXIT)
>       return 1;
>     pthread_mutex_unlock(&qemu_mutex);
>--
>1.5.2

Attachment: kvm-qemu-irqchip-checking.patch
Description: kvm-qemu-irqchip-checking.patch

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