On Mon, Oct 21, 2019 at 04:02:33PM +0100, Andrew Cooper wrote:
> On 21/10/2019 11:26, Roger Pau Monné wrote:
> >>> +
> >>> +cpuid(0x4000, , , , );
> >>> +if ( (ebx == 0x7263694d) && /* "Micr" */
> >>> + (ecx == 0x666f736f) && /* "osof" */
> >>> + (edx == 0x76482074) )
On Mon, Oct 21, 2019 at 05:11:26PM +0200, Roger Pau Monné wrote:
> On Mon, Oct 21, 2019 at 03:56:51PM +0100, Wei Liu wrote:
> > On Mon, Oct 21, 2019 at 12:22:25PM +0200, Roger Pau Monné wrote:
> > [...]
> > > > +bool __init hyperv_probe(void)
> > > > +{
> > > > +uint32_t eax, ebx, ecx, edx;
>
On Mon, Oct 21, 2019 at 03:56:51PM +0100, Wei Liu wrote:
> On Mon, Oct 21, 2019 at 12:22:25PM +0200, Roger Pau Monné wrote:
> [...]
> > > +bool __init hyperv_probe(void)
> > > +{
> > > +uint32_t eax, ebx, ecx, edx;
> > > +bool hyperv_guest = false;
> >
> > I don't think you need this
On 21/10/2019 11:26, Roger Pau Monné wrote:
>>> +
>>> +cpuid(0x4000, , , , );
>>> +if ( (ebx == 0x7263694d) && /* "Micr" */
>>> + (ecx == 0x666f736f) && /* "osof" */
>>> + (edx == 0x76482074) ) /* "t Hv" */
>> I guess there are no HyperV headers to import that have
On Mon, Oct 21, 2019 at 12:22:25PM +0200, Roger Pau Monné wrote:
[...]
> > +bool __init hyperv_probe(void)
> > +{
> > +uint32_t eax, ebx, ecx, edx;
> > +bool hyperv_guest = false;
>
> I don't think you need this local variable, you can return true in if
> the if condition matches, and
On Mon, Oct 21, 2019 at 12:22:25PM +0200, Roger Pau Monné wrote:
> On Mon, Sep 30, 2019 at 04:00:43PM +0100, Wei Liu wrote:
> > We use the same code structure as we die for Xen.
> >
> > As starters, detect Hyper-V in probe routine. More complex
> > functionalities will be added later.
> >
> >
On Mon, Sep 30, 2019 at 04:00:43PM +0100, Wei Liu wrote:
> We use the same code structure as we die for Xen.
>
> As starters, detect Hyper-V in probe routine. More complex
> functionalities will be added later.
>
> Signed-off-by: Wei Liu
> ---
> xen/arch/x86/Kconfig | 9
>
On Mon, Sep 30, 2019 at 04:00:43PM +0100, Wei Liu wrote:
> We use the same code structure as we die for Xen.
Urgh. There is a rather unfortunate typo. No software is worth dying
for. :-)
Wei.
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We use the same code structure as we die for Xen.
As starters, detect Hyper-V in probe routine. More complex
functionalities will be added later.
Signed-off-by: Wei Liu
---
xen/arch/x86/Kconfig | 9
xen/arch/x86/guest/Makefile| 1 +
