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RE: [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belong
From: |
Stanislav |
Subject: |
RE: [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs |
Date: |
Wed, 6 May 2009 20:29:23 +0300 |
If OS boot fine its more luck. The flag indicates presence of local apic,
not "if it is supported".
For example when lapic is globally disabled (i.e. not present) CPUID flag is
cleared off as well.
But CPU is still supports lapic, after reset it will be back.
Stanislav
> Without doing my homework:
> What impact will it have on an emulated CPUs without [L]APIC? I'm
> thinking of -M isapc e.g.
>I tried, and it still boots fine.
>The flag just indicates it supports an apic, not that it has one.
- [Qemu-devel] [PATCH 2/4] move CPUID_APIC flag to where it belongs, (continued)
- [Qemu-devel] Re: [PATCH 3/4] move halted state setting to inside of cpu_x86_init, Jan Kiszka, 2009/05/06
- Re: [Qemu-devel] [PATCH 3/4] move halted state setting to inside of cpu_x86_init, Blue Swirl, 2009/05/06
- Re: [Qemu-devel] [PATCH 3/4] move halted state setting to inside of cpu_x86_init, Glauber Costa, 2009/05/06
- [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs, Jan Kiszka, 2009/05/06
- [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs, Glauber Costa, 2009/05/06
- RE: [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs,
Stanislav <=
- Re: [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs, Glauber Costa, 2009/05/06
- RE: [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs, Stanislav, 2009/05/06
- Re: [Qemu-devel] Re: [PATCH 2/4] move CPUID_APIC flag to where it belongs, Anthony Liguori, 2009/05/06
[Qemu-devel] Re: [PATCH 1/4] move registering of cpu_reset to inside cpu_init, Jan Kiszka, 2009/05/06
Re: [Qemu-devel] [PATCH 1/4] move registering of cpu_reset to inside cpu_init, Blue Swirl, 2009/05/06