diff options
| author | rsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-07-06 05:49:53 +0000 |
|---|---|---|
| committer | rsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-07-06 05:49:53 +0000 |
| commit | 661cab5d6a45308dcb7fb37c646e32efc1a087c4 (patch) | |
| tree | cc3ec15d9c8395ff8ebfc3adb87e31e8075d5426 | |
| parent | 0e18586429b3274a3b899389c5ece8ee32b15968 (diff) | |
| download | edk2-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.c | 2 | ||||
| -rw-r--r-- | UefiCpuPkg/CpuDxe/CpuDxe.h | 1 | ||||
| -rw-r--r-- | UefiCpuPkg/CpuDxe/CpuDxe.inf | 1 | ||||
| -rw-r--r-- | UefiCpuPkg/UefiCpuPkg.dsc | 1 |
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
|