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author | Yao, Jiewen <jiewen.yao@intel.com> | 2015-11-27 13:48:12 +0000 |
---|---|---|
committer | lersek <lersek@Edk2> | 2015-11-27 13:48:12 +0000 |
commit | 21c1719318056691a3e5901c6e28e5ba2b70afe2 (patch) | |
tree | 9a2ea45c49f27df64b0e8794acf4ba496744b042 /UefiCpuPkg | |
parent | b095a5403b1dd2ad7af153069f3729716a864e80 (diff) | |
download | edk2-21c1719318056691a3e5901c6e28e5ba2b70afe2.zip edk2-21c1719318056691a3e5901c6e28e5ba2b70afe2.tar.gz edk2-21c1719318056691a3e5901c6e28e5ba2b70afe2.tar.bz2 |
UefiCpuPkg/PiSmmCpu: Update function call for 2 new APIs.
All page table allocation will use AllocatePageTableMemory().
Add SmmCpuFeaturesCompleteSmmReadyToLock() to PerformRemainingTasks()
and PerformPreTasks().
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: "Yao, Jiewen" <jiewen.yao@intel.com>
Reviewed-by: "Kinney, Michael D" <michael.d.kinney@intel.com>
Cc: "Fan, Jeff" <jeff.fan@intel.com>
Cc: "Kinney, Michael D" <michael.d.kinney@intel.com>
Cc: "Laszlo Ersek" <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18981 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UefiCpuPkg')
-rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c | 4 | ||||
-rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c | 37 | ||||
-rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h | 21 | ||||
-rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/SmmProfile.c | 2 |
4 files changed, 59 insertions, 5 deletions
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c index 83f5bf9..06ffc6d 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c @@ -770,7 +770,7 @@ Gen4GPageTable ( //
// Allocate the page table
//
- PageTable = AllocatePages (ExtraPages + 5 + PagesNeeded);
+ PageTable = AllocatePageTableMemory (ExtraPages + 5 + PagesNeeded);
ASSERT (PageTable != NULL);
PageTable = (VOID *)((UINTN)PageTable + EFI_PAGES_TO_SIZE (ExtraPages));
@@ -872,7 +872,7 @@ SetCacheability ( //
// Allocate a page from SMRAM
//
- NewPageTableAddress = AllocatePages (1);
+ NewPageTableAddress = AllocatePageTableMemory (1);
ASSERT (NewPageTableAddress != NULL);
NewPageTable = (UINT64 *)NewPageTableAddress;
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c index 670a5cf..fb46551 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c @@ -970,9 +970,9 @@ PiCpuSmmEntry ( //
BufferPages = EFI_SIZE_TO_PAGES (SIZE_32KB + TileSize * (mMaxNumberOfCpus - 1));
if ((FamilyId == 4) || (FamilyId == 5)) {
- Buffer = AllocateAlignedCodePages (BufferPages, SIZE_32KB);
+ Buffer = AllocateAlignedPages (BufferPages, SIZE_32KB);
} else {
- Buffer = AllocateAlignedCodePages (BufferPages, SIZE_4KB);
+ Buffer = AllocateAlignedPages (BufferPages, SIZE_4KB);
}
ASSERT (Buffer != NULL);
DEBUG ((EFI_D_INFO, "SMRAM SaveState Buffer (0x%08x, 0x%08x)\n", Buffer, EFI_PAGES_TO_SIZE(BufferPages)));
@@ -1416,6 +1416,35 @@ ConfigSmmCodeAccessCheck ( }
/**
+ This API provides a way to allocate memory for page table.
+
+ This API can be called more once to allocate memory for page tables.
+
+ Allocates the number of 4KB pages of type EfiRuntimeServicesData and returns a pointer to the
+ allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL
+ is returned. If there is not enough memory remaining to satisfy the request, then NULL is
+ returned.
+
+ @param Pages The number of 4 KB pages to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+AllocatePageTableMemory (
+ IN UINTN Pages
+ )
+{
+ VOID *Buffer;
+
+ Buffer = SmmCpuFeaturesAllocatePageTableMemory (Pages);
+ if (Buffer != NULL) {
+ return Buffer;
+ }
+ return AllocatePages (Pages);
+}
+
+/**
Perform the remaining tasks.
**/
@@ -1440,6 +1469,8 @@ PerformRemainingTasks ( //
ConfigSmmCodeAccessCheck ();
+ SmmCpuFeaturesCompleteSmmReadyToLock ();
+
//
// Clean SMM ready to lock flag
//
@@ -1465,6 +1496,8 @@ PerformPreTasks ( //
ConfigSmmCodeAccessCheck ();
+ SmmCpuFeaturesCompleteSmmReadyToLock ();
+
mRestoreSmmConfigurationInS3 = FALSE;
}
}
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h index 66d85d8..f2a9165 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h @@ -718,4 +718,25 @@ VOID DumpModuleInfoByIp (
IN UINTN CallerIpAddress
);
+
+/**
+ This API provides a way to allocate memory for page table.
+
+ This API can be called more once to allocate memory for page tables.
+
+ Allocates the number of 4KB pages of type EfiRuntimeServicesData and returns a pointer to the
+ allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL
+ is returned. If there is not enough memory remaining to satisfy the request, then NULL is
+ returned.
+
+ @param Pages The number of 4 KB pages to allocate.
+
+ @return A pointer to the allocated buffer or NULL if allocation fails.
+
+**/
+VOID *
+AllocatePageTableMemory (
+ IN UINTN Pages
+ );
+
#endif
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/SmmProfile.c b/UefiCpuPkg/PiSmmCpuDxeSmm/SmmProfile.c index 8ddde9a..ff4e28e 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/SmmProfile.c +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/SmmProfile.c @@ -552,7 +552,7 @@ InitPaging ( //
ASSERT (Address == (*Pte & PHYSICAL_ADDRESS_MASK));
- Pt = AllocatePages (1);
+ Pt = AllocatePageTableMemory (1);
ASSERT (Pt != NULL);
// Split it
|