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authorrsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524>2012-07-06 05:49:53 +0000
committerrsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524>2012-07-06 05:49:53 +0000
commit661cab5d6a45308dcb7fb37c646e32efc1a087c4 (patch)
treecc3ec15d9c8395ff8ebfc3adb87e31e8075d5426
parent0e18586429b3274a3b899389c5ece8ee32b15968 (diff)
downloadedk2-platforms-661cab5d6a45308dcb7fb37c646e32efc1a087c4.tar.xz
UefiCpuPkg CpuDxe: Call UefiCpuLib.InitializeFloatingPointUnits () to initialize X87 FPU Control Word for BSP.
For a platform tip with 32-bit PEI+64-bit DXE, InitializeFloatingPointUnits () should be called for BSP in the DXE phase. Signed-off-by: Sun Rui <rui.sun@intel.com> Reviewed-by: Fan Jeff <jeff.fan@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13511 6f19259b-4bc3-4df7-8a09-765794883524
-rw-r--r--UefiCpuPkg/CpuDxe/CpuDxe.c2
-rw-r--r--UefiCpuPkg/CpuDxe/CpuDxe.h1
-rw-r--r--UefiCpuPkg/CpuDxe/CpuDxe.inf1
-rw-r--r--UefiCpuPkg/UefiCpuPkg.dsc1
4 files changed, 5 insertions, 0 deletions
diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.c b/UefiCpuPkg/CpuDxe/CpuDxe.c
index 17513e758f..c755d8a289 100644
--- a/UefiCpuPkg/CpuDxe/CpuDxe.c
+++ b/UefiCpuPkg/CpuDxe/CpuDxe.c
@@ -1247,6 +1247,8 @@ InitializeCpu (
EFI_STATUS Status;
EFI_EVENT IdleLoopEvent;
+ InitializeFloatingPointUnits ();
+
//
// Make sure interrupts are disabled
//
diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.h b/UefiCpuPkg/CpuDxe/CpuDxe.h
index 9baccb2565..a75ec0593f 100644
--- a/UefiCpuPkg/CpuDxe/CpuDxe.h
+++ b/UefiCpuPkg/CpuDxe/CpuDxe.h
@@ -29,6 +29,7 @@
#include <Library/DebugLib.h>
#include <Library/MtrrLib.h>
#include <Library/LocalApicLib.h>
+#include <Library/UefiCpuLib.h>
#include <Guid/IdleLoopEvent.h>
//
diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.inf b/UefiCpuPkg/CpuDxe/CpuDxe.inf
index 3373efab16..b43506ef58 100644
--- a/UefiCpuPkg/CpuDxe/CpuDxe.inf
+++ b/UefiCpuPkg/CpuDxe/CpuDxe.inf
@@ -38,6 +38,7 @@
UefiBootServicesTableLib
UefiDriverEntryPoint
LocalApicLib
+ UefiCpuLib
[Sources]
CpuDxe.c
diff --git a/UefiCpuPkg/UefiCpuPkg.dsc b/UefiCpuPkg/UefiCpuPkg.dsc
index 73dbbaf3a2..505c69e4c8 100644
--- a/UefiCpuPkg/UefiCpuPkg.dsc
+++ b/UefiCpuPkg/UefiCpuPkg.dsc
@@ -34,6 +34,7 @@
DebugLib|MdePkg/Library/BaseDebugLibNull/BaseDebugLibNull.inf
DebugPrintErrorLevelLib|MdePkg/Library/BaseDebugPrintErrorLevelLib/BaseDebugPrintErrorLevelLib.inf
DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf
+ UefiCpuLib|UefiCpuPkg/Library/BaseUefiCpuLib/BaseUefiCpuLib.inf
IoLib|MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf
MtrrLib|UefiCpuPkg/Library/MtrrLib/MtrrLib.inf
PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf