Re: [kvm-unit-tests PATCH v7 10/11] x86: AMD SEV-ES: Handle IOIO #VC

[Sean Christopherson <seanjc@google.com>]

On Fri, Apr 19, 2024, vsntk18@gmail.com wrote:
> From: Vasant Karasulli <vkarasulli@suse.de>
> 
> Using Linux's IOIO #VC processing logic.
> 
> Signed-off-by: Varad Gautam <varad.gautam@suse.com>
> Signed-off-by: Vasant Karasulli <vkarasulli@suse.de>
> Reviewed-by: Marc Orr <marcorr@google.com>
> ---
>  lib/x86/amd_sev_vc.c | 169 +++++++++++++++++++++++++++++++++++++++++++
>  lib/x86/processor.h  |   7 ++
>  2 files changed, 176 insertions(+)
> 
> diff --git a/lib/x86/amd_sev_vc.c b/lib/x86/amd_sev_vc.c
> index 6238f1ec..2a553db1 100644
> --- a/lib/x86/amd_sev_vc.c
> +++ b/lib/x86/amd_sev_vc.c
> @@ -177,6 +177,172 @@ static enum es_result vc_handle_msr(struct ghcb *ghcb, struct es_em_ctxt *ctxt)
>  	return ret;
>  }
> 
> +#define IOIO_TYPE_STR  BIT(2)
> +#define IOIO_TYPE_IN   1
> +#define IOIO_TYPE_INS  (IOIO_TYPE_IN | IOIO_TYPE_STR)
> +#define IOIO_TYPE_OUT  0
> +#define IOIO_TYPE_OUTS (IOIO_TYPE_OUT | IOIO_TYPE_STR)
> +
> +#define IOIO_REP       BIT(3)
> +
> +#define IOIO_ADDR_64   BIT(9)
> +#define IOIO_ADDR_32   BIT(8)
> +#define IOIO_ADDR_16   BIT(7)
> +
> +#define IOIO_DATA_32   BIT(6)
> +#define IOIO_DATA_16   BIT(5)
> +#define IOIO_DATA_8    BIT(4)
> +
> +#define IOIO_SEG_ES    (0 << 10)
> +#define IOIO_SEG_DS    (3 << 10)

I assume these are architectural?  I.e. belong in a common header?