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From: "Michael D Kinney" <michael.d.kinney@intel.com>
To: "devel@edk2.groups.io" <devel@edk2.groups.io>,
	"kraxel@redhat.com" <kraxel@redhat.com>
Cc: Michael Roth <michael.roth@amd.com>,
	Oliver Steffen <osteffen@redhat.com>,
	"Yao, Jiewen" <jiewen.yao@intel.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	Laszlo Ersek <lersek@redhat.com>,
	"Xu, Min M" <min.m.xu@intel.com>,
	"Ard Biesheuvel" <ardb+tianocore@kernel.org>,
	"Aktas, Erdem" <erdemaktas@google.com>,
	"Kinney, Michael D" <michael.d.kinney@intel.com>
Subject: Re: [edk2-devel] [PATCH v3 3/4] UefiCpuPkg/MtrrLib.h: use cache type #defines from ArchitecturalMsr.h
Date: Tue, 30 Jan 2024 17:49:31 +0000	[thread overview]
Message-ID: <CO1PR11MB49292316CE210CAFB62B5176D27D2@CO1PR11MB4929.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20240130130441.772484-4-kraxel@redhat.com>

Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>

> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Gerd
> Hoffmann
> Sent: Tuesday, January 30, 2024 5:05 AM
> To: devel@edk2.groups.io
> Cc: Michael Roth <michael.roth@amd.com>; Oliver Steffen
> <osteffen@redhat.com>; Yao, Jiewen <jiewen.yao@intel.com>; Gerd Hoffmann
> <kraxel@redhat.com>; Tom Lendacky <thomas.lendacky@amd.com>; Laszlo
> Ersek <lersek@redhat.com>; Xu, Min M <min.m.xu@intel.com>; Ard
> Biesheuvel <ardb+tianocore@kernel.org>; Aktas, Erdem
> <erdemaktas@google.com>
> Subject: [edk2-devel] [PATCH v3 3/4] UefiCpuPkg/MtrrLib.h: use cache
> type #defines from ArchitecturalMsr.h
> 
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> ---
>  UefiCpuPkg/Include/Library/MtrrLib.h | 26 ++++++++++++++------------
>  1 file changed, 14 insertions(+), 12 deletions(-)
> 
> diff --git a/UefiCpuPkg/Include/Library/MtrrLib.h
> b/UefiCpuPkg/Include/Library/MtrrLib.h
> index 86cc1aab3b8e..9d715d50dfb0 100644
> --- a/UefiCpuPkg/Include/Library/MtrrLib.h
> +++ b/UefiCpuPkg/Include/Library/MtrrLib.h
> @@ -9,6 +9,8 @@
>  #ifndef  _MTRR_LIB_H_
>  #define  _MTRR_LIB_H_
> 
> +#include <Register/Intel/ArchitecturalMsr.h>
> +
>  //
>  // According to IA32 SDM, MTRRs number and MSR offset are always
> consistent
>  // for IA32 processor family
> @@ -82,20 +84,20 @@ typedef struct _MTRR_SETTINGS_ {
>  // Memory cache types
>  //
>  typedef enum {
> -  CacheUncacheable    = 0,
> -  CacheWriteCombining = 1,
> -  CacheWriteThrough   = 4,
> -  CacheWriteProtected = 5,
> -  CacheWriteBack      = 6,
> -  CacheInvalid        = 7
> +  CacheUncacheable    = MSR_IA32_MTRR_CACHE_UNCACHEABLE,
> +  CacheWriteCombining = MSR_IA32_MTRR_CACHE_WRITE_COMBINING,
> +  CacheWriteThrough   = MSR_IA32_MTRR_CACHE_WRITE_THROUGH,
> +  CacheWriteProtected = MSR_IA32_MTRR_CACHE_WRITE_PROTECTED,
> +  CacheWriteBack      = MSR_IA32_MTRR_CACHE_WRITE_BACK,
> +  CacheInvalid        = MSR_IA32_MTRR_CACHE_INVALID_TYPE,
>  } MTRR_MEMORY_CACHE_TYPE;
> 
> -#define  MTRR_CACHE_UNCACHEABLE      0
> -#define  MTRR_CACHE_WRITE_COMBINING  1
> -#define  MTRR_CACHE_WRITE_THROUGH    4
> -#define  MTRR_CACHE_WRITE_PROTECTED  5
> -#define  MTRR_CACHE_WRITE_BACK       6
> -#define  MTRR_CACHE_INVALID_TYPE     7
> +#define  MTRR_CACHE_UNCACHEABLE      MSR_IA32_MTRR_CACHE_UNCACHEABLE
> +#define  MTRR_CACHE_WRITE_COMBINING
> MSR_IA32_MTRR_CACHE_WRITE_COMBINING
> +#define  MTRR_CACHE_WRITE_THROUGH    MSR_IA32_MTRR_CACHE_WRITE_THROUGH
> +#define  MTRR_CACHE_WRITE_PROTECTED
> MSR_IA32_MTRR_CACHE_WRITE_PROTECTED
> +#define  MTRR_CACHE_WRITE_BACK       MSR_IA32_MTRR_CACHE_WRITE_BACK
> +#define  MTRR_CACHE_INVALID_TYPE     MSR_IA32_MTRR_CACHE_INVALID_TYPE
> 
>  typedef struct {
>    UINT64                    BaseAddress;
> --
> 2.43.0
> 
> 
> 
> 
> 



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  reply	other threads:[~2024-01-30 17:49 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-30 13:04 [edk2-devel] [PATCH v3 0/4] OvmfPkg/Sec: Setup MTRR early in the boot process Gerd Hoffmann
2024-01-30 13:04 ` [edk2-devel] [PATCH v3 1/4] " Gerd Hoffmann
2024-01-30 19:22   ` Laszlo Ersek
2024-01-31 12:06     ` Laszlo Ersek
2024-02-01  5:20       ` Min Xu
2024-02-01  6:10         ` Sun, Yi Y
2024-02-01  9:43           ` Gerd Hoffmann
2024-02-01  9:49             ` Sun, Yi Y
2024-02-01  9:38         ` Gerd Hoffmann
2024-02-12 15:22           ` Gerd Hoffmann
2024-02-20  6:27             ` Min Xu
2024-02-20  8:15               ` Gerd Hoffmann
2024-04-11  6:56                 ` Corvin Köhne
2024-04-11  8:12                   ` Gerd Hoffmann
2024-04-15  1:04                     ` Min Xu
2024-05-22  8:59   ` Corvin Köhne
2024-05-30  9:03     ` Gerd Hoffmann
2024-06-03  7:13       ` Corvin Köhne
2024-06-03 10:38         ` Gerd Hoffmann
2024-01-30 13:04 ` [edk2-devel] [PATCH v3 2/4] MdePkg/ArchitecturalMsr.h: add #defines for MTRR cache types Gerd Hoffmann
2024-01-30 17:49   ` Michael D Kinney
2024-01-30 19:23   ` Laszlo Ersek
2024-01-30 19:28   ` Laszlo Ersek
2024-01-30 13:04 ` [edk2-devel] [PATCH v3 3/4] UefiCpuPkg/MtrrLib.h: use cache type #defines from ArchitecturalMsr.h Gerd Hoffmann
2024-01-30 17:49   ` Michael D Kinney [this message]
2024-01-30 19:24   ` Laszlo Ersek
2024-01-30 19:26   ` Laszlo Ersek
2024-01-30 19:29   ` Laszlo Ersek
2024-01-30 13:04 ` [edk2-devel] [PATCH v3 4/4] OvmfPkg/Sec: " Gerd Hoffmann
2024-01-30 19:25   ` Laszlo Ersek

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