From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Zhang, Xiantao" <xiantao.zhang@intel.com>
Subject: RE: x86: use smp_send_reschedule in kvm_vcpu_kick
Date: Thu, 19 Mar 2009 15:56:07 +0800
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Cc: Avi Kivity <avi@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com>,
	Ingo Molnar <mingo@elte.hu>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	Peter Zijlstra <peter@programming.kicks-ass.net>
To: Gleb Natapov <gleb@redhat.com>
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Gleb Natapov wrote:
> On Fri, Mar 13, 2009 at 10:15:22AM +0800, Zhang, Xiantao wrote:
>> We also hacked the source like the patch. But the issue is not
>> caused by it. We are still trying to figure the reason out. Thanks!
>> Xiantao  
>> 
> 
> With the patch below I am able to compile kvm-userspace on IA64 and
> run linux guest. 
>Network doesn't work since there is some kind of
> problem with PCI interrupts. They are not delivered to a guest.

Network should work before kvm-82, and not sure latest irq-bits changes has some side-impact for ipf side.
You can reference ioapic_map_irq in ipf.c, and the mapping should match the PRT of bios.  

> @@ -29,7 +29,7 @@
> 
>  #define TARGET_LONG_BITS 64
> 
> -#define TARGET_PAGE_BITS 16
> +#define TARGET_PAGE_BITS 14

If the host kernel's page size is 64k ,bits should be 16, and 16k with 14.  We may reference kernel's page size here.  


>  #define ELF_MACHINE	EM_IA_64
> 
> @@ -40,13 +40,14 @@
>  #include "cpu-defs.h"
> 
>  #include "softfloat.h"
> +#define CPUState struct CPUIA64State
> +
>  typedef struct CPUIA64State {
>      CPU_COMMON;
>      uint32_t hflags;
>      int mp_state;
>  } CPUIA64State;
> 
> -#define CPUState CPUIA64State
>  #define cpu_gen_code cpu_ia64_gen_code
>  #define cpu_init cpu_ia64_init
>  #define cpu_signal_handler cpu_ia64_signal_handler