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RE: [Xen-devel] [PATCH] add RDMSR/WRMSR instruction emulationtoVMXAssist decoder


  • To: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
  • Date: Sun, 1 Oct 2006 18:36:44 +0800
  • Delivery-date: Sun, 01 Oct 2006 03:37:13 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcbkTI74AGeDZLhDTZyUkPuNga4A9QAAV/mwAAdmgrAAAVh/wAAAK1VwACEe6dA=
  • Thread-topic: [Xen-devel] [PATCH] add RDMSR/WRMSR instruction emulationtoVMXAssist decoder

>
>So, acpi=1 apic=1 pae=1 vcpus=2 ?
>
>Please can you also try an install with:
>  acpi=1 apic=1 pae=1 vcpus=1

For this I got:
(file=x86_emulate.c, line=1152) Cannot emulate c1

But it can boot, and windows reports 1 CPU runnning in task manager :-), and 
PAE is in using.


>  acpi=1 apic=1 pae=0 vcpus=2

Successful boot, and windows reports 2 CPU runnning in task manager :-)


>  acpi=0 apic=1 pae=1 vcpus=2

If acpi is 0, it's not a SMP kernel.

-Xin


>> 
>debug=y builds of xen may give us a little more idea of what 
>is going on.
>
>> >
>> >Thanks,
>> >Ian
>> >
>> >
>> >> (XEN) sh error: sh_remove_shadows(): can't find all shadows
>> >of mfn 23ecf7
>> >> (shadow_flags=80000008)
>> >> (XEN) domain_crash called from common.c:2197
>> >> (XEN) Domain 1 (vcpu#0) crashed on cpu#3:
>> >> (XEN) ----[ Xen-3.0-unstable  x86_64  debug=n  Not tainted ]----
>> >> (XEN) CPU:    3
>> >> (XEN) RIP:    0008:[<000000008086bf9b>]
>> >> (XEN) RFLAGS: 0000000000010283   CONTEXT: hvm
>> >> (XEN) rax: 0000000000000002   rbx: 00000000821a57a8   rcx:
>> >00000000821a3008
>> >> (XEN) rdx: 0000000000000002   rsi: 00000000821a3020   rdi:
>> >00000000821a54d0
>> >> (XEN) rbp: 00000000f885ebd8   rsp: 00000000f885ea98   r8:
>> >0000000000000000
>> >> (XEN) r9:  0000000000000000   r10: 0000000000000000   r11:
>> >0000000000000000
>> >> (XEN) r12: 0000000000000000   r13: 0000000000000000   r14:
>> >0000000000000000
>> >> (XEN) r15: 0000000000000000   cr0: 000000008001003b   cr4:
>> >0000000000000671
>> >> (XEN) cr3: 00000000002677a0   cr2: 00000000e1005004
>> >> (XEN) ds: 0023   es: 0023   fs: 0030   gs: 0000   ss: 
>0010   cs: 0008
>> >>
>> >> -Xin
>> >>
>> >> >-----Original Message-----
>> >> >From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>> >> >[mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of
>> >Li, Xin B
>> >> >Sent: 2006年9月30日 12:55
>> >> >To: xen-devel@xxxxxxxxxxxxxxxxxxx
>> >> >Subject: [Xen-devel] [PATCH] add RDMSR/WRMSR instruction
>> >> >emulation toVMXAssist decoder
>> >> >
>> >> >add RDMSR/WRMSR instruction emulation to VMXAssist decoder
>> >> >
>> >> >AP of PAE SMP windows will use it to set NX bit in EFER.
>> >> >
>> >> >Signed-off-by: Xin Li <xin.b.li@xxxxxxxxx>
>> >> >
>> >>
>> >> _______________________________________________
>> >> Xen-devel mailing list
>> >> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> >> http://lists.xensource.com/xen-devel
>> >
>

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