diff options
| author | hhuan13 <hhuan13@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-02-26 06:09:57 +0000 |
|---|---|---|
| committer | hhuan13 <hhuan13@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-02-26 06:09:57 +0000 |
| commit | 79a42176c61058b010f9baa361943014fc370ced (patch) | |
| tree | 2693e38ce8022d2c78ac2fe586188fd7ae50ca0f /MdePkg/Include/Pi | |
| parent | eccf7f519ff33b609ce69a78a0f82ec2b24963d7 (diff) | |
| download | edk2-platforms-79a42176c61058b010f9baa361943014fc370ced.tar.xz | |
Move EFI_SMRAM_DESCRIPTOR into PiMultiPhase.h. Since the top level includes in the other packages all include PiPei.h or PiDxe.h, and PiPei.h and PiDxe.h both include PiuMultiPhase.h, EFI_SMRAM_DESCRIPTOR will be declared for SMM Access 2 Protocol and the SmramMemoryReserve GUIDed HOB.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10105 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Include/Pi')
| -rw-r--r-- | MdePkg/Include/Pi/PiMultiPhase.h | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/MdePkg/Include/Pi/PiMultiPhase.h b/MdePkg/Include/Pi/PiMultiPhase.h index b8decc5fbf..8dcc0d1670 100644 --- a/MdePkg/Include/Pi/PiMultiPhase.h +++ b/MdePkg/Include/Pi/PiMultiPhase.h @@ -1,7 +1,7 @@ /** @file
Include file matches things in PI for multiple module types.
- Copyright (c) 2006 - 2009, Intel Corporation
+ Copyright (c) 2006 - 2010, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -94,4 +94,43 @@ #define EFI_AUTH_STATUS_ALL 0x0f
///@}
+///
+/// SMRAM states and capabilities
+///
+#define EFI_SMRAM_OPEN 0x00000001
+#define EFI_SMRAM_CLOSED 0x00000002
+#define EFI_SMRAM_LOCKED 0x00000004
+#define EFI_CACHEABLE 0x00000008
+#define EFI_ALLOCATED 0x00000010
+#define EFI_NEEDS_TESTING 0x00000020
+#define EFI_NEEDS_ECC_INITIALIZATION 0x00000040
+
+///
+/// Structure describing a SMRAM region and its accessibility attributes
+///
+typedef struct {
+ ///
+ /// Designates the physical address of the SMRAM in memory. This view of memory is
+ /// the same as seen by I/O-based agents, for example, but it may not be the address seen
+ /// by the processors.
+ ///
+ EFI_PHYSICAL_ADDRESS PhysicalStart;
+ ///
+ /// Designates the address of the SMRAM, as seen by software executing on the
+ /// processors. This address may or may not match PhysicalStart.
+ ///
+ EFI_PHYSICAL_ADDRESS CpuStart;
+ ///
+ /// Describes the number of bytes in the SMRAM region.
+ ///
+ UINT64 PhysicalSize;
+ ///
+ /// Describes the accessibility attributes of the SMRAM. These attributes include the
+ /// hardware state (e.g., Open/Closed/Locked), capability (e.g., cacheable), logical
+ /// allocation (e.g., allocated), and pre-use initialization (e.g., needs testing/ECC
+ /// initialization).
+ ///
+ UINT64 RegionState;
+} EFI_SMRAM_DESCRIPTOR;
+
#endif
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