Re: [PATCH v6 04/18] x86/acrn: Introduce hypercall interfaces

2021-01-05 Thread Shuo A Liu
On Wed 30.Dec'20 at 18:33:05 +0100, Borislav Petkov wrote: On Tue, Dec 01, 2020 at 05:38:39PM +0800, shuo.a@intel.com wrote: From: Shuo Liu The Service VM communicates with the hypervisor via conventional hypercalls. VMCALL instruction is used to make the hypercalls. ACRN hypercall ABI:

Re: [PATCH v6 04/18] x86/acrn: Introduce hypercall interfaces

2020-12-30 Thread Borislav Petkov
On Tue, Dec 01, 2020 at 05:38:39PM +0800, shuo.a@intel.com wrote: > From: Shuo Liu > > The Service VM communicates with the hypervisor via conventional > hypercalls. VMCALL instruction is used to make the hypercalls. > > ACRN hypercall ABI: > * Hypercall number is in R8 register. > * Up

[PATCH v6 04/18] x86/acrn: Introduce hypercall interfaces

2020-12-01 Thread shuo . a . liu
From: Shuo Liu The Service VM communicates with the hypervisor via conventional hypercalls. VMCALL instruction is used to make the hypercalls. ACRN hypercall ABI: * Hypercall number is in R8 register. * Up to 2 parameters are in RDI and RSI registers. * Return value is in RAX register. In