Re: [Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-31 Thread Brijesh Singh
On 01/31/2018 07:41 AM, Eduardo Habkost wrote: On Tue, Jan 30, 2018 at 03:46:45PM -0600, Brijesh Singh wrote: On 1/30/18 11:49 AM, Dr. David Alan Gilbert wrote: * Brijesh Singh (brijesh.si...@amd.com) wrote: AMD EPYC processors support memory encryption feature. The feature is reported

Re: [Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-31 Thread Eduardo Habkost
On Tue, Jan 30, 2018 at 03:46:45PM -0600, Brijesh Singh wrote: > > > On 1/30/18 11:49 AM, Dr. David Alan Gilbert wrote: > > * Brijesh Singh (brijesh.si...@amd.com) wrote: > >> AMD EPYC processors support memory encryption feature. The feature > >> is reported through CPUID 8000_001F[EAX]. > >> >

Re: [Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-31 Thread Dr. David Alan Gilbert
* Brijesh Singh (brijesh.si...@amd.com) wrote: > > > On 1/30/18 11:49 AM, Dr. David Alan Gilbert wrote: > > * Brijesh Singh (brijesh.si...@amd.com) wrote: > >> AMD EPYC processors support memory encryption feature. The feature > >> is reported through CPUID 8000_001F[EAX]. > >> > >> Fn8000_001F

Re: [Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-30 Thread Brijesh Singh
On 1/30/18 3:46 PM, Brijesh Singh wrote: > > On 1/30/18 11:49 AM, Dr. David Alan Gilbert wrote: >> * Brijesh Singh (brijesh.si...@amd.com) wrote: >>> AMD EPYC processors support memory encryption feature. The feature >>> is reported through CPUID 8000_001F[EAX]. >>> >>> Fn8000_001F [EAX]: >>>

Re: [Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-30 Thread Brijesh Singh
On 1/30/18 11:49 AM, Dr. David Alan Gilbert wrote: > * Brijesh Singh (brijesh.si...@amd.com) wrote: >> AMD EPYC processors support memory encryption feature. The feature >> is reported through CPUID 8000_001F[EAX]. >> >> Fn8000_001F [EAX]: >> Bit 0 Secure Memory Encryption (SME) supported >>

Re: [Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-30 Thread Dr. David Alan Gilbert
* Brijesh Singh (brijesh.si...@amd.com) wrote: > AMD EPYC processors support memory encryption feature. The feature > is reported through CPUID 8000_001F[EAX]. > > Fn8000_001F [EAX]: > Bit 0 Secure Memory Encryption (SME) supported > Bit 1 Secure Encrypted Virtualization (SEV) supported >

[Qemu-devel] [PATCH v6 05/23] target/i386: add memory encryption feature cpuid support

2018-01-29 Thread Brijesh Singh
AMD EPYC processors support memory encryption feature. The feature is reported through CPUID 8000_001F[EAX]. Fn8000_001F [EAX]: Bit 0 Secure Memory Encryption (SME) supported Bit 1 Secure Encrypted Virtualization (SEV) supported Bit 2 Page flush MSR supported Bit 3 Ecrypted State