Re: [PATCH v3 4/5] KVM: PPC: Booke: Add ONE_REG IVORs support

[Alexander Graf <agraf@suse.de>]

On 05.08.14 12:39, Mihai Caraman wrote:
> Add ONE_REG IVORs support, with IVORs 0-15 and 35 booke common.
>
> Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
> ---
> v3:
>   - new patch
>
>   arch/powerpc/include/uapi/asm/kvm.h |  24 +++++++
>   arch/powerpc/kvm/booke.c            | 132 ++++++++++++++++++++++++++++++++++++
>   arch/powerpc/kvm/e500.c             |  42 +++++++++++-
>   arch/powerpc/kvm/e500mc.c           |  32 +++++++++
>   4 files changed, 228 insertions(+), 2 deletions(-)
>
> diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h
> index 7a27ff0..174fed0 100644
> --- a/arch/powerpc/include/uapi/asm/kvm.h
> +++ b/arch/powerpc/include/uapi/asm/kvm.h
> @@ -563,6 +563,30 @@ struct kvm_get_htab_header {
>   #define KVM_REG_PPC_WORT	(KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb9)
>   #define KVM_REG_PPC_SPRG9	(KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xba)
>   
> +/* Booke IVOR registers */
> +#define KVM_REG_PPC_IVOR0	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc0)
> +#define KVM_REG_PPC_IVOR1	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc1)
> +#define KVM_REG_PPC_IVOR2	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc2)
> +#define KVM_REG_PPC_IVOR3	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc3)
> +#define KVM_REG_PPC_IVOR4	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc4)
> +#define KVM_REG_PPC_IVOR5	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc5)
> +#define KVM_REG_PPC_IVOR6	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc6)
> +#define KVM_REG_PPC_IVOR7	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc7)
> +#define KVM_REG_PPC_IVOR8	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc8)
> +#define KVM_REG_PPC_IVOR9	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xc9)
> +#define KVM_REG_PPC_IVOR10	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xca)
> +#define KVM_REG_PPC_IVOR11	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xcb)
> +#define KVM_REG_PPC_IVOR12	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xcc)
> +#define KVM_REG_PPC_IVOR13	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xcd)
> +#define KVM_REG_PPC_IVOR14	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xce)
> +#define KVM_REG_PPC_IVOR15	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xcf)
> +#define KVM_REG_PPC_IVOR32	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd0)
> +#define KVM_REG_PPC_IVOR33	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd1)
> +#define KVM_REG_PPC_IVOR34	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd2)
> +#define KVM_REG_PPC_IVOR35	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd3)
> +#define KVM_REG_PPC_IVOR36	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd4)
> +#define KVM_REG_PPC_IVOR37	(KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd5)

These should also get mentioned in Documentation/virtual/kvm/api.txt.

Otherwise looks nice :).


Alex