diff options
Diffstat (limited to 'MdePkg/Library/BaseCpuLib')
-rw-r--r-- | MdePkg/Library/BaseCpuLib/BaseCpuLib.inf | 64 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ebc/CpuSleepFlushTlb.c | 43 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.S | 35 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.asm | 40 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.c | 32 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.S | 34 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.asm | 39 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.c | 34 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ipf/CpuFlushTlb.s | 58 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/Ipf/CpuSleep.c | 32 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.S | 35 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.asm | 38 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/X64/CpuSleep.S | 34 | ||||
-rw-r--r-- | MdePkg/Library/BaseCpuLib/X64/CpuSleep.asm | 37 |
14 files changed, 555 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf new file mode 100644 index 0000000000..a58b198723 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf @@ -0,0 +1,64 @@ +#/** @file
+# Component description file for Base Cpu Library
+#
+# Base Library implementation.
+# Copyright (c) 2007, 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.
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = BaseCpuLib
+ FILE_GUID = 4FBD2538-249C-4b50-8F4A-A9E66609CBF6
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = CpuLib
+ EDK_RELEASE_VERSION = 0x00020000
+ EFI_SPECIFICATION_VERSION = 0x00020000
+
+
+
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+
+[Sources.Ia32]
+ Ia32/CpuSleep.c | MSFT
+ Ia32/CpuFlushTlb.c | MSFT
+
+ Ia32/CpuSleep.asm | INTEL
+ Ia32/CpuFlushTlb.asm | INTEL
+
+ Ia32/CpuSleep.S | GCC
+ Ia32/CpuFlushTlb.S | GCC
+
+[Sources.X64]
+ X64/CpuFlushTlb.asm
+ X64/CpuSleep.asm
+
+ X64/CpuSleep.S | GCC
+ X64/CpuFlushTlb.S | GCC
+
+[Sources.IPF]
+ Ipf/CpuFlushTlb.s
+ Ipf/CpuSleep.c
+
+[Sources.EBC]
+ Ebc/CpuSleepFlushTlb.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+
+[LibraryClasses.Ipf]
+PalCallLib
diff --git a/MdePkg/Library/BaseCpuLib/Ebc/CpuSleepFlushTlb.c b/MdePkg/Library/BaseCpuLib/Ebc/CpuSleepFlushTlb.c new file mode 100644 index 0000000000..d6346131db --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ebc/CpuSleepFlushTlb.c @@ -0,0 +1,43 @@ +/** @file
+ Base Library CPU Functions for EBC
+
+ Copyright (c) 2006, 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 <Base.h>
+#include <Library/DebugLib.h>
+
+/**
+ Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
+**/
+VOID
+EFIAPI
+CpuFlushTlb (
+ VOID
+ )
+{
+ ASSERT (FALSE);
+}
+
+/**
+ Places the CPU in a sleep state until an interrupt is received.
+
+ Places the CPU in a sleep state until an interrupt is received. If interrupts
+ are disabled prior to calling this function, then the CPU will be placed in a
+ sleep state indefinitely.
+
+**/
+VOID
+EFIAPI
+CpuSleep (
+ VOID
+ )
+{
+}
diff --git a/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.S b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.S new file mode 100644 index 0000000000..f8b1cdc7ee --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/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/BaseCpuLib/Ia32/CpuFlushTlb.asm b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.asm new file mode 100644 index 0000000000..4f0c4f9944 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/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/BaseCpuLib/Ia32/CpuFlushTlb.c b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.c new file mode 100644 index 0000000000..ff3cf82172 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.c @@ -0,0 +1,32 @@ +/** @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.
+
+**/
+
+
+
+/**
+ Flush TLB of current processor.
+
+**/
+VOID
+EFIAPI
+CpuFlushTlb (
+ VOID
+ )
+{
+ _asm {
+ mov eax, cr3
+ mov cr3, eax
+ }
+}
+
diff --git a/MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.S b/MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.S new file mode 100644 index 0000000000..ac39e8fcba --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/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/BaseCpuLib/Ia32/CpuSleep.asm b/MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.asm new file mode 100644 index 0000000000..8a779f7017 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/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/BaseCpuLib/Ia32/CpuSleep.c b/MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.c new file mode 100644 index 0000000000..a39ad22064 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ia32/CpuSleep.c @@ -0,0 +1,34 @@ +/** @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.
+
+**/
+
+
+/**
+ Places the CPU in a sleep state until an interrupt is received.
+
+ Places the CPU in a sleep state until an interrupt is received. If interrupts
+ are disabled prior to calling this function, then the CPU will be placed in a
+ sleep state indefinitely.
+
+**/
+VOID
+EFIAPI
+CpuSleep (
+ VOID
+ )
+{
+ _asm {
+ hlt
+ }
+}
+
diff --git a/MdePkg/Library/BaseCpuLib/Ipf/CpuFlushTlb.s b/MdePkg/Library/BaseCpuLib/Ipf/CpuFlushTlb.s new file mode 100644 index 0000000000..5546990992 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ipf/CpuFlushTlb.s @@ -0,0 +1,58 @@ +/// @file
+/// CpuFlushTlb() function for Itanium-based architecture.
+///
+/// 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.s
+///
+///
+
+.auto
+.text
+
+.globl PalCall
+.type PalCall, @function
+
+.proc CpuFlushTlb
+.type CpuFlushTlb, @function
+CpuFlushTlb::
+ alloc loc0 = ar.pfs, 0, 3, 5, 0
+ mov out0 = 0
+ mov out1 = 6
+ mov out2 = 0
+ mov out3 = 0
+ mov loc1 = b0
+ mov out4 = 0
+ brl.call.sptk b0 = PalCall
+ mov loc2 = psr // save PSR
+ mov ar.pfs = loc0
+ extr.u r14 = r10, 32, 32 // r14 <- count1
+ rsm 1 << 14 // Disable interrupts
+ extr.u r15 = r11, 32, 32 // r15 <- stride1
+ extr.u r10 = r10, 0, 32 // r10 <- count2
+ add r10 = -1, r10
+ extr.u r11 = r11, 0, 32 // r11 <- stride2
+ br.cond.sptk LoopPredicate
+LoopOuter:
+ mov ar.lc = r10 // LC <- count2
+ mov ar.ec = r0 // EC <- 0
+Loop:
+ ptc.e r9
+ add r9 = r11, r9 // r9 += stride2
+ br.ctop.sptk Loop
+ add r9 = r15, r9 // r9 += stride1
+LoopPredicate:
+ cmp.ne p6 = r0, r14 // count1 == 0?
+ add r14 = -1, r14
+(p6) br.cond.sptk LoopOuter
+ mov psr.l = loc2
+ mov b0 = loc1
+ br.ret.sptk.many b0
+.endp
diff --git a/MdePkg/Library/BaseCpuLib/Ipf/CpuSleep.c b/MdePkg/Library/BaseCpuLib/Ipf/CpuSleep.c new file mode 100644 index 0000000000..5ad64a5cf4 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ipf/CpuSleep.c @@ -0,0 +1,32 @@ +/** @file
+ Base Library CPU functions for Itanium
+
+ Copyright (c) 2006, 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 <Library/PalCallLib.h>
+
+/**
+ Places the CPU in a sleep state until an interrupt is received.
+
+ Places the CPU in a sleep state until an interrupt is received. If interrupts
+ are disabled prior to calling this function, then the CPU will be placed in a
+ sleep state indefinitely.
+
+**/
+VOID
+EFIAPI
+CpuSleep (
+ VOID
+ )
+{
+ PalCall (29, 0, 0, 0);
+}
diff --git a/MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.S b/MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.S new file mode 100644 index 0000000000..3c799b735f --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/X64/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:
+#
+#------------------------------------------------------------------------------
+
+.global ASM_PFX(CpuFlushTlb)
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# CpuFlushTlb (
+# VOID
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(CpuFlushTlb):
+ mov %cr3, %rax
+ mov %rax, %cr3
+ ret
diff --git a/MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.asm b/MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.asm new file mode 100644 index 0000000000..c2c4490e9d --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/X64/CpuFlushTlb.asm @@ -0,0 +1,38 @@ +;------------------------------------------------------------------------------ ;
+; 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:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuFlushTlb (
+; VOID
+; );
+;------------------------------------------------------------------------------
+CpuFlushTlb PROC
+ mov rax, cr3
+ mov cr3, rax
+ ret
+CpuFlushTlb ENDP
+
+ END
diff --git a/MdePkg/Library/BaseCpuLib/X64/CpuSleep.S b/MdePkg/Library/BaseCpuLib/X64/CpuSleep.S new file mode 100644 index 0000000000..658cb1aeff --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/X64/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.S
+#
+# Abstract:
+#
+# CpuSleep function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# CpuSleep (
+# VOID
+# );
+#------------------------------------------------------------------------------
+.global ASM_PFX(CpuSleep)
+ASM_PFX(CpuSleep):
+ hlt
+ ret
diff --git a/MdePkg/Library/BaseCpuLib/X64/CpuSleep.asm b/MdePkg/Library/BaseCpuLib/X64/CpuSleep.asm new file mode 100644 index 0000000000..b2c4907032 --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/X64/CpuSleep.asm @@ -0,0 +1,37 @@ +;------------------------------------------------------------------------------ ;
+; 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:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; CpuSleep (
+; VOID
+; );
+;------------------------------------------------------------------------------
+CpuSleep PROC
+ hlt
+ ret
+CpuSleep ENDP
+
+ END
|