diff options
| author | vprabhal <vprabhal@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-10-05 18:47:03 +0000 |
|---|---|---|
| committer | vprabhal <vprabhal@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-10-05 18:47:03 +0000 |
| commit | e0337bfab8f1d3affab9e0313121d6015f0d996c (patch) | |
| tree | 1315ad8a139c688f27af579b5d2342d9fae7f056 /MdePkg/Library/CpuLib/Ia32 | |
| parent | 052ad7e1912d93798fa80f74c6a6ab364b4d13d8 (diff) | |
| download | edk2-platforms-e0337bfab8f1d3affab9e0313121d6015f0d996c.tar.xz | |
created a CpuLib for CpuSleep and CpuFlushTlb from BaseLib to remove circular dependency on PalCallLib.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4020 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/CpuLib/Ia32')
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.S | 35 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.asm | 40 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.c | 31 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuPause.S | 34 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuPause.asm | 40 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuPause.c | 30 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuSleep.S | 34 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuSleep.asm | 39 | ||||
| -rw-r--r-- | MdePkg/Library/CpuLib/Ia32/CpuSleep.c | 30 |
9 files changed, 313 insertions, 0 deletions
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.S b/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.S new file mode 100644 index 0000000000..f8b1cdc7ee --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.S @@ -0,0 +1,35 @@ +#------------------------------------------------------------------------------ ;
+# Copyright (c) 2006, 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
+# http://opensource.org/licenses/bsd-license.php
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+# Module Name:
+#
+# CpuFlushTlb.Asm
+#
+# Abstract:
+#
+# CpuFlushTlb function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl ASM_PFX(CpuFlushTlb)
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# CpuFlushTlb (
+# VOID
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(CpuFlushTlb):
+ movl %cr3, %eax
+ movl %eax, %cr3
+ ret
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.asm b/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.asm new file mode 100644 index 0000000000..4f0c4f9944 --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.asm @@ -0,0 +1,40 @@ +;------------------------------------------------------------------------------ ;
+; Copyright (c) 2006, 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
+; http://opensource.org/licenses/bsd-license.php
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; CpuFlushTlb.Asm
+;
+; Abstract:
+;
+; CpuFlushTlb function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386p
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuFlushTlb (
+; VOID
+; );
+;------------------------------------------------------------------------------
+CpuFlushTlb PROC
+ mov eax, cr3
+ mov cr3, eax ; moving to CR3 flushes TLB
+ ret
+CpuFlushTlb ENDP
+
+ END
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.c b/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.c new file mode 100644 index 0000000000..e785095d7a --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuFlushTlb.c @@ -0,0 +1,31 @@ +/** @file
+ CpuFlushTlb function.
+
+ Copyright (c) 2006 - 2007, Intel Corporation<BR>
+ 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
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+//
+// Include common header file for this module.
+//
+
+
+VOID
+EFIAPI
+CpuFlushTlb (
+ VOID
+ )
+{
+ _asm {
+ mov eax, cr3
+ mov cr3, eax
+ }
+}
+
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuPause.S b/MdePkg/Library/CpuLib/Ia32/CpuPause.S new file mode 100644 index 0000000000..5fef9c8d5c --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuPause.S @@ -0,0 +1,34 @@ +#------------------------------------------------------------------------------ ;
+# Copyright (c) 2006, 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
+# http://opensource.org/licenses/bsd-license.php
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+# Module Name:
+#
+# CpuPause.Asm
+#
+# Abstract:
+#
+# CpuPause function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl ASM_PFX(CpuPause)
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# CpuPause (
+# VOID
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(CpuPause):
+ pause
+ ret
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuPause.asm b/MdePkg/Library/CpuLib/Ia32/CpuPause.asm new file mode 100644 index 0000000000..4c7135fc9c --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuPause.asm @@ -0,0 +1,40 @@ +;------------------------------------------------------------------------------ ;
+; Copyright (c) 2006, 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
+; http://opensource.org/licenses/bsd-license.php
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; CpuPause.Asm
+;
+; Abstract:
+;
+; CpuPause function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .xmm
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuPause (
+; VOID
+; );
+;------------------------------------------------------------------------------
+CpuPause PROC
+ pause
+ ret
+CpuPause ENDP
+
+ END
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuPause.c b/MdePkg/Library/CpuLib/Ia32/CpuPause.c new file mode 100644 index 0000000000..ee7c96736b --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuPause.c @@ -0,0 +1,30 @@ +/** @file
+ CpuPause function.
+
+ Copyright (c) 2006 - 2007, Intel Corporation<BR>
+ 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
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+//
+// Include common header file for this module.
+//
+
+
+VOID
+EFIAPI
+CpuPause (
+ VOID
+ )
+{
+ _asm {
+ pause
+ }
+}
+
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuSleep.S b/MdePkg/Library/CpuLib/Ia32/CpuSleep.S new file mode 100644 index 0000000000..ac39e8fcba --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuSleep.S @@ -0,0 +1,34 @@ +#------------------------------------------------------------------------------ ;
+# Copyright (c) 2006, 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
+# http://opensource.org/licenses/bsd-license.php
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+# Module Name:
+#
+# CpuSleep.Asm
+#
+# Abstract:
+#
+# CpuSleep function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl ASM_PFX(CpuSleep)
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# CpuSleep (
+# VOID
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(CpuSleep):
+ hlt
+ ret
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuSleep.asm b/MdePkg/Library/CpuLib/Ia32/CpuSleep.asm new file mode 100644 index 0000000000..8a779f7017 --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuSleep.asm @@ -0,0 +1,39 @@ +;------------------------------------------------------------------------------ ;
+; Copyright (c) 2006, 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
+; http://opensource.org/licenses/bsd-license.php
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; CpuSleep.Asm
+;
+; Abstract:
+;
+; CpuSleep function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuSleep (
+; VOID
+; );
+;------------------------------------------------------------------------------
+CpuSleep PROC
+ hlt
+ ret
+CpuSleep ENDP
+
+ END
diff --git a/MdePkg/Library/CpuLib/Ia32/CpuSleep.c b/MdePkg/Library/CpuLib/Ia32/CpuSleep.c new file mode 100644 index 0000000000..690f9b3598 --- /dev/null +++ b/MdePkg/Library/CpuLib/Ia32/CpuSleep.c @@ -0,0 +1,30 @@ +/** @file
+ CpuSleep function.
+
+ Copyright (c) 2006 - 2007, Intel Corporation<BR>
+ 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
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+//
+// Include common header file for this module.
+//
+
+
+VOID
+EFIAPI
+CpuSleep (
+ VOID
+ )
+{
+ _asm {
+ hlt
+ }
+}
+
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