[PATCH] include/ddk: Update MEMORY_CACHING_TYPE*

[Zebediah Figura (she/her)]

On 5/20/21 7:57 PM, Serge Gautherie wrote:
> Signed-off-by: Serge Gautherie <winehq-git_serge_180711 at gautherie.fr>
> ---
>   include/ddk/wdm.h | 20 +++++++++++++-------
>   1 file changed, 13 insertions(+), 7 deletions(-)
> 
> diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
> index 447833c..2b988b0 100644
> --- a/include/ddk/wdm.h
> +++ b/include/ddk/wdm.h
> @@ -1314,16 +1314,22 @@ typedef struct _KUSER_SHARED_DATA {
>   #define SHARED_GLOBAL_FLAGS_QPC_BYPASS_A73_ERRATA 0x40
>   #define SHARED_GLOBAL_FLAGS_QPC_BYPASS_USE_RDTSCP 0x80
>   
> +typedef enum _MEMORY_CACHING_TYPE_ORIG {
> +    MmFrameBufferCached = 2
> +} MEMORY_CACHING_TYPE_ORIG;
> +
>   typedef enum _MEMORY_CACHING_TYPE {
> -    MmNonCached = 0,
> -    MmCached = 1,
> -    MmWriteCombined = 2,
> -    MmHardwareCoherentCached = 3,
> -    MmNonCachedUnordered = 4,
> -    MmUSWCCached = 5,
> -    MmMaximumCacheType = 6
> +    MmNonCached = FALSE,
> +    MmCached = TRUE,
> +    MmWriteCombined = MmFrameBufferCached,
> +    MmHardwareCoherentCached,
> +    MmNonCachedUnordered,
> +    MmUSWCCached,
> +    MmMaximumCacheType,
> +    MmNotMapped = -1
>   } MEMORY_CACHING_TYPE;

Setting aside that this is now almost identical to the Microsoft 
headers, is this really an improvement?

>   
> +
>   typedef enum _MM_PAGE_PRIORITY {
>       LowPagePriority,
>       NormalPagePriority = 16,
>