Re: [Xen-devel] changes for illumos in public headers

[Igor Kozhukhov <ikozhukhov@xxxxxxxxx>]

On Dec 12, 2013, at 3:02 PM, Andrew Cooper wrote:

> On 12/12/2013 09:15, Igor Kozhukhov wrote:
>> Hello All,
>> 
>> i'm working on port xen-4.2 to DilOS - illumos based platform.
>> 
>> I have a questions about changes in public headers.
>> 
>> for build i need changes:
>> 
>> diff -r 9640d9c4b223 xen/include/public/arch-x86/xen-x86_32.h
>> --- a/xen/include/public/arch-x86/xen-x86_32.h  Tue Dec 10 16:21:57 2013 
>> +0100
>> +++ b/xen/include/public/arch-x86/xen-x86_32.h  Thu Dec 12 13:07:50 2013 
>> +0400
>> @@ -36,6 +36,19 @@
>>  * Clobbered: Argument registers (e.g., 2-arg hypercall clobbers %ebx,%ecx)
>>  */
>> 
>> +#if defined(__sun)
>> +/*
>> + * Direct hypercall interface:
>> + * As above, except the entry sequence to the hypervisor is:
>> + *  mov $hypercall-number*32,%eax ; int $0x82
> 
> Have you done substantial hacking to the Xen entry points? If not, this
> comment appears wrong.
> 
> Furthermore, why are you not using a hypercall page?

At this moment i'm using xen-3.4 implementation in illumos based on Sun Xen 
ports.
I'm learning how to port xen-4.2.

-Igor

> ~Andrew


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