diff options
Diffstat (limited to 'ArmPkg/Drivers')
| -rw-r--r-- | ArmPkg/Drivers/ArmCpuLib/Arm11MpCoreLib/Arm11MpCoreLib.inf | 14 | ||||
| -rw-r--r-- | ArmPkg/Drivers/ArmCpuLib/ArmCortexA15Lib/ArmCortexA15Lib.inf | 14 | ||||
| -rw-r--r-- | ArmPkg/Drivers/ArmCpuLib/ArmCortexA8Lib/ArmCortexA8Lib.inf | 14 | ||||
| -rw-r--r-- | ArmPkg/Drivers/ArmCpuLib/ArmCortexA9Lib/ArmCortexA9Lib.inf | 14 | ||||
| -rw-r--r-- | ArmPkg/Drivers/ArmGic/ArmGicDxe.inf | 2 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.S | 34 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.asm | 24 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/ArmV6/Exception.c | 18 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.S | 74 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.asm | 78 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/ArmV6/Mmu.c | 32 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/CpuDxe.c | 46 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/CpuDxe.h | 14 | ||||
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/CpuDxe.inf | 10 | ||||
| -rwxr-xr-x | ArmPkg/Drivers/CpuPei/CpuPei.c | 18 | ||||
| -rwxr-xr-x | ArmPkg/Drivers/CpuPei/CpuPei.inf | 4 | ||||
| -rw-r--r-- | ArmPkg/Drivers/TimerDxe/TimerDxe.c | 62 | ||||
| -rw-r--r-- | ArmPkg/Drivers/TimerDxe/TimerDxe.inf | 19 |
18 files changed, 245 insertions, 246 deletions
diff --git a/ArmPkg/Drivers/ArmCpuLib/Arm11MpCoreLib/Arm11MpCoreLib.inf b/ArmPkg/Drivers/ArmCpuLib/Arm11MpCoreLib/Arm11MpCoreLib.inf index f7ecfb0900..3a796c19d0 100644 --- a/ArmPkg/Drivers/ArmCpuLib/Arm11MpCoreLib/Arm11MpCoreLib.inf +++ b/ArmPkg/Drivers/ArmCpuLib/Arm11MpCoreLib/Arm11MpCoreLib.inf @@ -1,13 +1,13 @@ #/* @file
# Copyright (c) 2011-2012, ARM Limited. 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.
+# 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.
#
#*/
diff --git a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA15Lib/ArmCortexA15Lib.inf b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA15Lib/ArmCortexA15Lib.inf index 3ddd4c5704..ed4bdc377d 100644 --- a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA15Lib/ArmCortexA15Lib.inf +++ b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA15Lib/ArmCortexA15Lib.inf @@ -1,13 +1,13 @@ #/* @file
# Copyright (c) 2011-2012, ARM Limited. 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.
+# 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.
#
#*/
diff --git a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA8Lib/ArmCortexA8Lib.inf b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA8Lib/ArmCortexA8Lib.inf index c6895879c2..890958a7e3 100644 --- a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA8Lib/ArmCortexA8Lib.inf +++ b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA8Lib/ArmCortexA8Lib.inf @@ -1,13 +1,13 @@ #/* @file
# Copyright (c) 2011, ARM Limited. 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.
+# 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.
#
#*/
diff --git a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA9Lib/ArmCortexA9Lib.inf b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA9Lib/ArmCortexA9Lib.inf index a84501dea4..236b0bcb6c 100644 --- a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA9Lib/ArmCortexA9Lib.inf +++ b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA9Lib/ArmCortexA9Lib.inf @@ -1,13 +1,13 @@ #/* @file
# Copyright (c) 2011-2013, ARM Limited. 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.
+# 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.
#
#*/
diff --git a/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf b/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf index 9be6160255..7dc14b34ec 100644 --- a/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf +++ b/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf @@ -16,7 +16,7 @@ [Defines]
INF_VERSION = 0x00010005
BASE_NAME = ArmGicDxe
- FILE_GUID = DE371F7C-DEC4-4D21-ADF1-593ABCC15882
+ FILE_GUID = DE371F7C-DEC4-4D21-ADF1-593ABCC15882
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
diff --git a/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.S b/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.S index 2b439f3331..c82618aa1b 100644 --- a/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.S +++ b/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.S @@ -1,4 +1,4 @@ -#------------------------------------------------------------------------------
+#------------------------------------------------------------------------------
#
# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
#
@@ -52,7 +52,7 @@ ASM_PFX(ResetEntry): stmfd SP!,{LR} @ Store the link register for the current mode
sub SP,SP,#0x20 @ Save space for SP, LR, PC, IFAR - CPSR
stmfd SP!,{R0-R12} @ Store the register state
-
+
mov R0,#0
ldr R1,ASM_PFX(CommonExceptionEntry)
bx R1
@@ -147,18 +147,18 @@ ASM_PFX(ExceptionHandlersEnd): ASM_PFX(AsmCommonExceptionEntry):
mrc p15, 0, R1, c6, c0, 2 @ Read IFAR
- str R1, [SP, #0x50] @ Store it in EFI_SYSTEM_CONTEXT_ARM.IFAR
-
+ str R1, [SP, #0x50] @ Store it in EFI_SYSTEM_CONTEXT_ARM.IFAR
+
mrc p15, 0, R1, c5, c0, 1 @ Read IFSR
str R1, [SP, #0x4c] @ Store it in EFI_SYSTEM_CONTEXT_ARM.IFSR
-
+
mrc p15, 0, R1, c6, c0, 0 @ Read DFAR
str R1, [SP, #0x48] @ Store it in EFI_SYSTEM_CONTEXT_ARM.DFAR
-
+
mrc p15, 0, R1, c5, c0, 0 @ Read DFSR
str R1, [SP, #0x44] @ Store it in EFI_SYSTEM_CONTEXT_ARM.DFSR
-
- ldr R1, [SP, #0x5c] @ srsdb saved pre-exception CPSR on the stack
+
+ ldr R1, [SP, #0x5c] @ srsdb saved pre-exception CPSR on the stack
str R1, [SP, #0x40] @ Store it in EFI_SYSTEM_CONTEXT_ARM.CPSR
and r1, r1, #0x1f @ Check to see if User or System Mode
cmp r1, #0x1f
@@ -167,25 +167,25 @@ ASM_PFX(AsmCommonExceptionEntry): ldmneed r2, {lr}^ @ User or System mode, use unbanked register
ldmneed r2, {lr} @ All other modes used banked register
- ldr R1, [SP, #0x58] @ PC is the LR pushed by srsdb
+ ldr R1, [SP, #0x58] @ PC is the LR pushed by srsdb
str R1, [SP, #0x3c] @ Store it in EFI_SYSTEM_CONTEXT_ARM.PC
-
- sub R1, SP, #0x60 @ We pused 0x60 bytes on the stack
+
+ sub R1, SP, #0x60 @ We pused 0x60 bytes on the stack
str R1, [SP, #0x34] @ Store it in EFI_SYSTEM_CONTEXT_ARM.SP
-
- @ R0 is exception type
+
+ @ R0 is exception type
mov R1,SP @ Prepare System Context pointer as an argument for the exception handler
blx ASM_PFX(CommonCExceptionHandler) @ Call exception handler
-
+
ldr R2,[SP,#0x40] @ EFI_SYSTEM_CONTEXT_ARM.CPSR
- str R2,[SP,#0x5c] @ Store it back to srsdb stack slot so it can be restored
+ str R2,[SP,#0x5c] @ Store it back to srsdb stack slot so it can be restored
ldr R2,[SP,#0x3c] @ EFI_SYSTEM_CONTEXT_ARM.PC
- str R2,[SP,#0x58] @ Store it back to srsdb stack slot so it can be restored
+ str R2,[SP,#0x58] @ Store it back to srsdb stack slot so it can be restored
ldmfd SP!,{R0-R12} @ Restore general purpose registers
@ Exception handler can not change SP or LR as we would blow chunks
-
+
add SP,SP,#0x20 @ Clear out the remaining stack space
ldmfd SP!,{LR} @ restore the link register for this context
rfefd SP! @ return from exception via srsdb stack slot
diff --git a/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.asm b/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.asm index 2ea8d65f15..9f09a0bc76 100644 --- a/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.asm +++ b/ArmPkg/Drivers/CpuDxe/ArmV4/ExceptionSupport.asm @@ -1,4 +1,4 @@ -//------------------------------------------------------------------------------
+//------------------------------------------------------------------------------
//
// Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
//
@@ -20,7 +20,7 @@ PRESERVE8
AREA DxeExceptionHandlers, CODE, READONLY
-
+
ExceptionHandlersStart
Reset
@@ -107,35 +107,35 @@ ExceptionHandlersEnd AsmCommonExceptionEntry
mrc p15, 0, r1, c6, c0, 2 ; Read IFAR
stmfd SP!,{R1} ; Store the IFAR
-
+
mrc p15, 0, r1, c5, c0, 1 ; Read IFSR
stmfd SP!,{R1} ; Store the IFSR
-
+
mrc p15, 0, r1, c6, c0, 0 ; Read DFAR
stmfd SP!,{R1} ; Store the DFAR
-
+
mrc p15, 0, r1, c5, c0, 0 ; Read DFSR
stmfd SP!,{R1} ; Store the DFSR
-
+
mrs R1,SPSR ; Read SPSR (which is the pre-exception CPSR)
stmfd SP!,{R1} ; Store the SPSR
-
+
stmfd SP!,{LR} ; Store the link register (which is the pre-exception PC)
stmfd SP,{SP,LR}^ ; Store user/system mode stack pointer and link register
nop ; Required by ARM architecture
SUB SP,SP,#0x08 ; Adjust stack pointer
stmfd SP!,{R2-R12} ; Store general purpose registers
-
+
ldr R3,[SP,#0x50] ; Read saved R1 from the stack (it was saved by the exception entry routine)
ldr R2,[SP,#0x4C] ; Read saved R0 from the stack (it was saved by the exception entry routine)
stmfd SP!,{R2-R3} ; Store general purpose registers R0 and R1
-
+
mov R1,SP ; Prepare System Context pointer as an argument for the exception handler
-
+
sub SP,SP,#4 ; Adjust SP to preserve 8-byte alignment
blx CommonCExceptionHandler ; Call exception handler
add SP,SP,#4 ; Adjust SP back to where we were
-
+
ldr R2,[SP,#0x40] ; Load CPSR from context, in case it has changed
MSR SPSR_cxsf,R2 ; Store it back to the SPSR to be restored when exiting this handler
@@ -146,7 +146,7 @@ AsmCommonExceptionEntry ldmfd SP!,{LR} ; Restore the link register (which is the pre-exception PC)
add SP,SP,#0x1C ; Clear out the remaining stack space
movs PC,LR ; Return from exception
-
+
END
diff --git a/ArmPkg/Drivers/CpuDxe/ArmV6/Exception.c b/ArmPkg/Drivers/CpuDxe/ArmV6/Exception.c index 22c56a347b..4b05199db3 100644 --- a/ArmPkg/Drivers/CpuDxe/ArmV6/Exception.c +++ b/ArmPkg/Drivers/CpuDxe/ArmV6/Exception.c @@ -2,7 +2,7 @@ Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
Copyright (c) 2014, ARM Limited. All rights reserved.<BR>
-
+
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
@@ -13,7 +13,7 @@ **/
-#include "CpuDxe.h"
+#include "CpuDxe.h"
//FIXME: Will not compile on non-ARMv7 builds
#include <Chipset/ArmV7.h>
@@ -45,9 +45,9 @@ EFI_EXCEPTION_CALLBACK gDebuggerExceptionHandlers[MAX_ARM_EXCEPTION + 1]; /**
- This function registers and enables the handler specified by InterruptHandler for a processor
- interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
- handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
+ This function registers and enables the handler specified by InterruptHandler for a processor
+ interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
+ handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
The installed handler is called once for each processor interrupt or exception.
@param InterruptType A pointer to the processor's current interrupt state. Set to TRUE if interrupts
@@ -102,7 +102,7 @@ CommonCExceptionHandler ( DEBUG ((EFI_D_ERROR, "Unknown exception type %d from %08x\n", ExceptionType, SystemContext.SystemContextArm->PC));
ASSERT (FALSE);
}
-
+
if (ExceptionType == EXCEPT_ARM_SOFTWARE_INTERRUPT) {
//
// ARM JTAG debuggers some times use this vector, so it is not an error to get one
@@ -139,8 +139,8 @@ InitializeExceptions ( Cpu->DisableInterrupt (Cpu);
//
- // EFI does not use the FIQ, but a debugger might so we must disable
- // as we take over the exception vectors.
+ // EFI does not use the FIQ, but a debugger might so we must disable
+ // as we take over the exception vectors.
//
FiqEnabled = ArmGetFiqState ();
ArmDisableFiq ();
@@ -224,7 +224,7 @@ InitializeExceptions ( }
if (IrqEnabled) {
- //
+ //
// Restore interrupt state
//
Status = Cpu->EnableInterrupt (Cpu);
diff --git a/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.S b/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.S index 6a1a15570f..3433b99cd4 100644 --- a/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.S +++ b/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.S @@ -1,4 +1,4 @@ -#------------------------------------------------------------------------------
+#------------------------------------------------------------------------------
#
# Use ARMv6 instruction to operate on a single stack
#
@@ -22,7 +22,7 @@ This is the stack constructed by the exception handler (low address to high address)
# R0 - IFAR is EFI_SYSTEM_CONTEXT for ARM
Reg Offset
- === ======
+ === ======
R0 0x00 # stmfd SP!,{R0-R12}
R1 0x04
R2 0x08
@@ -44,14 +44,14 @@ This is the stack constructed by the exception handler (low address to high addr DFAR 0x48
IFSR 0x4c
IFAR 0x50
-
+
LR 0x54 # SVC Link register (we need to restore it)
-
- LR 0x58 # pushed by srsfd
- CPSR 0x5c
+
+ LR 0x58 # pushed by srsfd
+ CPSR 0x5c
*/
-
+
GCC_ASM_EXPORT(ExceptionHandlersStart)
GCC_ASM_EXPORT(ExceptionHandlersEnd)
@@ -103,7 +103,7 @@ ASM_PFX(ResetEntry): stmfd SP!,{LR} @ Store the link register for the current mode
sub SP,SP,#0x20 @ Save space for SP, LR, PC, IFAR - CPSR
stmfd SP!,{R0-R12} @ Store the register state
-
+
mov R0,#0 @ ExceptionType
ldr R1,ASM_PFX(CommonExceptionEntry)
bx R1
@@ -200,53 +200,53 @@ ASM_PFX(CommonExceptionEntry): ASM_PFX(ExceptionHandlersEnd):
//
-// This code runs from CpuDxe driver loaded address. It is patched into
+// This code runs from CpuDxe driver loaded address. It is patched into
// CommonExceptionEntry.
//
ASM_PFX(AsmCommonExceptionEntry):
mrc p15, 0, R1, c6, c0, 2 @ Read IFAR
- str R1, [SP, #0x50] @ Store it in EFI_SYSTEM_CONTEXT_ARM.IFAR
-
+ str R1, [SP, #0x50] @ Store it in EFI_SYSTEM_CONTEXT_ARM.IFAR
+
mrc p15, 0, R1, c5, c0, 1 @ Read IFSR
str R1, [SP, #0x4c] @ Store it in EFI_SYSTEM_CONTEXT_ARM.IFSR
-
+
mrc p15, 0, R1, c6, c0, 0 @ Read DFAR
str R1, [SP, #0x48] @ Store it in EFI_SYSTEM_CONTEXT_ARM.DFAR
-
+
mrc p15, 0, R1, c5, c0, 0 @ Read DFSR
str R1, [SP, #0x44] @ Store it in EFI_SYSTEM_CONTEXT_ARM.DFSR
-
- ldr R1, [SP, #0x5c] @ srsdb saved pre-exception CPSR on the stack
+
+ ldr R1, [SP, #0x5c] @ srsdb saved pre-exception CPSR on the stack
str R1, [SP, #0x40] @ Store it in EFI_SYSTEM_CONTEXT_ARM.CPSR
add R2, SP, #0x38 @ Make R2 point to EFI_SYSTEM_CONTEXT_ARM.LR
and R3, R1, #0x1f @ Check CPSR to see if User or System Mode
cmp R3, #0x1f @ if ((CPSR == 0x10) || (CPSR == 0x1f))
- cmpne R3, #0x10 @
+ cmpne R3, #0x10 @
stmeqed R2, {lr}^ @ save unbanked lr
- @ else
+ @ else
stmneed R2, {lr} @ save SVC lr
- ldr R5, [SP, #0x58] @ PC is the LR pushed by srsfd
+ ldr R5, [SP, #0x58] @ PC is the LR pushed by srsfd
@ Check to see if we have to adjust for Thumb entry
sub r4, r0, #1 @ if (ExceptionType == 1 || ExceptionType == 2)) {
- cmp r4, #1 @ // UND & SVC have differnt LR adjust for Thumb
+ cmp r4, #1 @ // UND & SVC have differnt LR adjust for Thumb
bhi NoAdjustNeeded
-
- tst r1, #0x20 @ if ((CPSR & T)) == T) { // Thumb Mode on entry
+
+ tst r1, #0x20 @ if ((CPSR & T)) == T) { // Thumb Mode on entry
addne R5, R5, #2 @ PC += 2;
strne R5,[SP,#0x58] @ Update LR value pushed by srsfd
-
+
NoAdjustNeeded:
str R5, [SP, #0x3c] @ Store it in EFI_SYSTEM_CONTEXT_ARM.PC
-
+
add R1, SP, #0x60 @ We pushed 0x60 bytes on the stack
str R1, [SP, #0x34] @ Store it in EFI_SYSTEM_CONTEXT_ARM.SP
-
- @ R0 is ExceptionType
- mov R1,SP @ R1 is SystemContext
+
+ @ R0 is ExceptionType
+ mov R1,SP @ R1 is SystemContext
#if (FixedPcdGet32(PcdVFPEnabled))
vpush {d0-d15} @ save vstm registers in case they are used in optimizations
@@ -256,7 +256,7 @@ NoAdjustNeeded: tst R4, #4
subne SP, SP, #4 @ Adjust SP if not 8-byte aligned
-/*
+/*
VOID
EFIAPI
CommonCExceptionHandler (
@@ -264,13 +264,13 @@ CommonCExceptionHandler ( IN OUT EFI_SYSTEM_CONTEXT SystemContext R1
)
-*/
+*/
blx ASM_PFX(CommonCExceptionHandler) @ Call exception handler
mov SP, R4 @ Restore SP
#if (FixedPcdGet32(PcdVFPEnabled))
- vpop {d0-d15}
+ vpop {d0-d15}
#endif
ldr R1, [SP, #0x4c] @ Restore EFI_SYSTEM_CONTEXT_ARM.IFSR
@@ -278,26 +278,26 @@ CommonCExceptionHandler ( ldr R1, [SP, #0x44] @ Restore EFI_SYSTEM_CONTEXT_ARM.DFSR
mcr p15, 0, R1, c5, c0, 0 @ Write DFSR
-
+
ldr R1,[SP,#0x3c] @ EFI_SYSTEM_CONTEXT_ARM.PC
- str R1,[SP,#0x58] @ Store it back to srsfd stack slot so it can be restored
+ str R1,[SP,#0x58] @ Store it back to srsfd stack slot so it can be restored
ldr R1,[SP,#0x40] @ EFI_SYSTEM_CONTEXT_ARM.CPSR
- str R1,[SP,#0x5c] @ Store it back to srsfd stack slot so it can be restored
-
+ str R1,[SP,#0x5c] @ Store it back to srsfd stack slot so it can be restored
+
add R3, SP, #0x54 @ Make R3 point to SVC LR saved on entry
add R2, SP, #0x38 @ Make R2 point to EFI_SYSTEM_CONTEXT_ARM.LR
and R1, R1, #0x1f @ Check to see if User or System Mode
cmp R1, #0x1f @ if ((CPSR == 0x10) || (CPSR == 0x1f))
- cmpne R1, #0x10 @
+ cmpne R1, #0x10 @
ldmeqed R2, {lr}^ @ restore unbanked lr
@ else
ldmneed R3, {lr} @ restore SVC lr, via ldmfd SP!, {LR}
-
+
ldmfd SP!,{R0-R12} @ Restore general purpose registers
@ Exception handler can not change SP
-
+
add SP,SP,#0x20 @ Clear out the remaining stack space
ldmfd SP!,{LR} @ restore the link register for this context
rfefd SP! @ return from exception via srsfd stack slot
-
+
diff --git a/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.asm b/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.asm index fbb86993dc..b28ff9f7ee 100644 --- a/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.asm +++ b/ArmPkg/Drivers/CpuDxe/ArmV6/ExceptionSupport.asm @@ -1,4 +1,4 @@ -//------------------------------------------------------------------------------
+//------------------------------------------------------------------------------
//
// Use ARMv6 instruction to operate on a single stack
//
@@ -22,7 +22,7 @@ This is the stack constructed by the exception handler (low address to high address)
# R0 - IFAR is EFI_SYSTEM_CONTEXT for ARM
Reg Offset
- === ======
+ === ======
R0 0x00 # stmfd SP!,{R0-R12}
R1 0x04
R2 0x08
@@ -44,15 +44,15 @@ This is the stack constructed by the exception handler (low address to high addr DFAR 0x48
IFSR 0x4c
IFAR 0x50
-
+
LR 0x54 # SVC Link register (we need to restore it)
-
- LR 0x58 # pushed by srsfd
- CPSR 0x5c
+
+ LR 0x58 # pushed by srsfd
+ CPSR 0x5c
*/
-
-
+
+
EXPORT ExceptionHandlersStart
EXPORT ExceptionHandlersEnd
EXPORT CommonExceptionEntry
@@ -61,7 +61,7 @@ This is the stack constructed by the exception handler (low address to high addr PRESERVE8
AREA DxeExceptionHandlers, CODE, READONLY, CODEALIGN, ALIGN=5
-
+
//
// This code gets copied to the ARM vector table
// ExceptionHandlersStart - ExceptionHandlersEnd gets copied
@@ -98,7 +98,7 @@ ResetEntry stmfd SP!,{LR} ; Store the link register for the current mode
sub SP,SP,#0x20 ; Save space for SP, LR, PC, IFAR - CPSR
stmfd SP!,{R0-R12} ; Store the register state
-
+
mov R0,#0 ; ExceptionType
ldr R1,CommonExceptionEntry
bx R1
@@ -112,7 +112,7 @@ UndefinedInstructionEntry stmfd SP!,{R0-R12} ; Store the register state
mov R0,#1 ; ExceptionType
- ldr R1,CommonExceptionEntry;
+ ldr R1,CommonExceptionEntry;
bx R1
SoftwareInterruptEntry
@@ -195,53 +195,53 @@ CommonExceptionEntry ExceptionHandlersEnd
//
-// This code runs from CpuDxe driver loaded address. It is patched into
+// This code runs from CpuDxe driver loaded address. It is patched into
// CommonExceptionEntry.
//
AsmCommonExceptionEntry
mrc p15, 0, R1, c6, c0, 2 ; Read IFAR
- str R1, [SP, #0x50] ; Store it in EFI_SYSTEM_CONTEXT_ARM.IFAR
-
+ str R1, [SP, #0x50] ; Store it in EFI_SYSTEM_CONTEXT_ARM.IFAR
+
mrc p15, 0, R1, c5, c0, 1 ; Read IFSR
str R1, [SP, #0x4c] ; Store it in EFI_SYSTEM_CONTEXT_ARM.IFSR
-
+
mrc p15, 0, R1, c6, c0, 0 ; Read DFAR
str R1, [SP, #0x48] ; Store it in EFI_SYSTEM_CONTEXT_ARM.DFAR
-
+
mrc p15, 0, R1, c5, c0, 0 ; Read DFSR
str R1, [SP, #0x44] ; Store it in EFI_SYSTEM_CONTEXT_ARM.DFSR
-
- ldr R1, [SP, #0x5c] ; srsfd saved pre-exception CPSR on the stack
+
+ ldr R1, [SP, #0x5c] ; srsfd saved pre-exception CPSR on the stack
str R1, [SP, #0x40] ; Store it in EFI_SYSTEM_CONTEXT_ARM.CPSR
add R2, SP, #0x38 ; Make R2 point to EFI_SYSTEM_CONTEXT_ARM.LR
and R3, R1, #0x1f ; Check CPSR to see if User or System Mode
cmp R3, #0x1f ; if ((CPSR == 0x10) || (CPSR == 0x1f))
- cmpne R3, #0x10 ;
+ cmpne R3, #0x10 ;
stmeqed R2, {lr}^ ; save unbanked lr
- ; else
+ ; else
stmneed R2, {lr} ; save SVC lr
- ldr R5, [SP, #0x58] ; PC is the LR pushed by srsfd
+ ldr R5, [SP, #0x58] ; PC is the LR pushed by srsfd
; Check to see if we have to adjust for Thumb entry
sub r4, r0, #1 ; if (ExceptionType == 1 || ExceptionType == 2)) {
- cmp r4, #1 ; // UND & SVC have differnt LR adjust for Thumb
+ cmp r4, #1 ; // UND & SVC have differnt LR adjust for Thumb
bhi NoAdjustNeeded
-
- tst r1, #0x20 ; if ((CPSR & T)) == T) { // Thumb Mode on entry
+
+ tst r1, #0x20 ; if ((CPSR & T)) == T) { // Thumb Mode on entry
addne R5, R5, #2 ; PC += 2;
strne R5,[SP,#0x58] ; Update LR value pushed by srsfd
-
+
NoAdjustNeeded
str R5, [SP, #0x3c] ; Store it in EFI_SYSTEM_CONTEXT_ARM.PC
-
+
add R1, SP, #0x60 ; We pushed 0x60 bytes on the stack
str R1, [SP, #0x34] ; Store it in EFI_SYSTEM_CONTEXT_ARM.SP
-
- ; R0 is ExceptionType
- mov R1,SP ; R1 is SystemContext
+
+ ; R0 is ExceptionType
+ mov R1,SP ; R1 is SystemContext
#if (FixedPcdGet32(PcdVFPEnabled))
vpush {d0-d15} ; save vstm registers in case they are used in optimizations
@@ -251,7 +251,7 @@ NoAdjustNeeded tst R4, #4
subne SP, SP, #4 ; Adjust SP if not 8-byte aligned
-/*
+/*
VOID
EFIAPI
CommonCExceptionHandler (
@@ -267,35 +267,35 @@ CommonCExceptionHandler ( #if (FixedPcdGet32(PcdVFPEnabled))
vpop {d0-d15}
#endif
-
+
ldr R1, [SP, #0x4c] ; Restore EFI_SYSTEM_CONTEXT_ARM.IFSR
mcr p15, 0, R1, c5, c0, 1 ; Write IFSR
ldr R1, [SP, #0x44] ; Restore EFI_SYSTEM_CONTEXT_ARM.DFSR
mcr p15, 0, R1, c5, c0, 0 ; Write DFSR
-
+
ldr R1,[SP,#0x3c] ; EFI_SYSTEM_CONTEXT_ARM.PC
- str R1,[SP,#0x58] ; Store it back to srsfd stack slot so it can be restored
+ str R1,[SP,#0x58] ; Store it back to srsfd stack slot so it can be restored
ldr R1,[SP,#0x40] ; EFI_SYSTEM_CONTEXT_ARM.CPSR
- str R1,[SP,#0x5c] ; Store it back to srsfd stack slot so it can be restored
-
+ str R1,[SP,#0x5c] ; Store it back to srsfd stack slot so it can be restored
+
add R3, SP, #0x54 ; Make R3 point to SVC LR saved on entry
add R2, SP, #0x38 ; Make R2 point to EFI_SYSTEM_CONTEXT_ARM.LR
and R1, R1, #0x1f ; Check to see if User or System Mode
cmp R1, #0x1f ; if ((CPSR == 0x10) || (CPSR == 0x1f))
- cmpne R1, #0x10 ;
+ cmpne R1, #0x10 ;
ldmeqed R2, {lr}^ ; restore unbanked lr
; else
ldmneed R3, {lr} ; restore SVC lr, via ldmfd SP!, {LR}
-
+
ldmfd SP!,{R0-R12} ; Restore general purpose registers
; Exception handler can not change SP
-
+
add SP,SP,#0x20 ; Clear out the remaining stack space
ldmfd SP!,{LR} ; restore the link register for this context
rfefd SP! ; return from exception via srsfd stack slot
-
+
END
diff --git a/ArmPkg/Drivers/CpuDxe/ArmV6/Mmu.c b/ArmPkg/Drivers/CpuDxe/ArmV6/Mmu.c index 18778f3ac6..63da8ba8cb 100644 --- a/ArmPkg/Drivers/CpuDxe/ArmV6/Mmu.c +++ b/ArmPkg/Drivers/CpuDxe/ArmV6/Mmu.c @@ -24,7 +24,7 @@ typedef UINT32 ARM_FIRST_LEVEL_DESCRIPTOR; // Second Level Descriptors
typedef UINT32 ARM_PAGE_TABLE_ENTRY;
-EFI_STATUS
+EFI_STATUS
SectionToGcdAttributes (
IN UINT32 SectionAttributes,
OUT UINT64 *GcdAttributes
@@ -418,12 +418,12 @@ UpdatePageEntries ( // Calculate number of 4KB page table entries to change
NumPageEntries = Length / TT_DESCRIPTOR_PAGE_SIZE;
-
+
// Iterate for the number of 4KB pages to change
Offset = 0;
for(p = 0; p < NumPageEntries; p++) {
// Calculate index into first level translation table for page table value
-
+
FirstLevelIdx = TT_DESCRIPTOR_SECTION_BASE_ADDRESS(BaseAddress + Offset) >> TT_DESCRIPTOR_SECTION_BASE_SHIFT;
ASSERT (FirstLevelIdx < TRANSLATION_TABLE_SECTION_COUNT);
@@ -435,9 +435,9 @@ UpdatePageEntries ( Status = ConvertSectionToPages (FirstLevelIdx << TT_DESCRIPTOR_SECTION_BASE_SHIFT);
if (EFI_ERROR(Status)) {
// Exit for loop
- break;
- }
-
+ break;
+ }
+
// Re-read descriptor
Descriptor = FirstLevelTable[FirstLevelIdx];
}
@@ -462,7 +462,7 @@ UpdatePageEntries ( // Make this virtual address point at a physical page
PageTableEntry &= ~VirtualMask;
}
-
+
if (CurrentPageTableEntry != PageTableEntry) {
Mva = (VOID *)(UINTN)((((UINTN)FirstLevelIdx) << TT_DESCRIPTOR_SECTION_BASE_SHIFT) + (PageTableIndex << TT_DESCRIPTOR_PAGE_BASE_SHIFT));
if ((CurrentPageTableEntry & TT_DESCRIPTOR_PAGE_CACHEABLE_MASK) == TT_DESCRIPTOR_PAGE_CACHEABLE_MASK) {
@@ -471,14 +471,14 @@ UpdatePageEntries ( WriteBackInvalidateDataCacheRange (Mva, TT_DESCRIPTOR_PAGE_SIZE);
}
- // Only need to update if we are changing the entry
- PageTable[PageTableIndex] = PageTableEntry;
+ // Only need to update if we are changing the entry
+ PageTable[PageTableIndex] = PageTableEntry;
ArmUpdateTranslationTableEntry ((VOID *)&PageTable[PageTableIndex], Mva);
}
Status = EFI_SUCCESS;
Offset += TT_DESCRIPTOR_PAGE_SIZE;
-
+
} // End first level translation table loop
return Status;
@@ -508,7 +508,7 @@ UpdateSectionEntries ( // EntryMask: bitmask of values to change (1 = change this value, 0 = leave alone)
// EntryValue: values at bit positions specified by EntryMask
- // Make sure we handle a section range that is unmapped
+ // Make sure we handle a section range that is unmapped
EntryMask = TT_DESCRIPTOR_SECTION_TYPE_MASK;
EntryValue = TT_DESCRIPTOR_SECTION_TYPE_SECTION;
@@ -567,7 +567,7 @@ UpdateSectionEntries ( // calculate number of 1MB first level entries this applies to
NumSections = Length / TT_DESCRIPTOR_SECTION_SIZE;
-
+
// iterate through each descriptor
for(i=0; i<NumSections; i++) {
CurrentDescriptor = FirstLevelTable[FirstLevelIdx + i];
@@ -578,7 +578,7 @@ UpdateSectionEntries ( Status = UpdatePageEntries ((FirstLevelIdx + i) << TT_DESCRIPTOR_SECTION_BASE_SHIFT, TT_DESCRIPTOR_SECTION_SIZE, Attributes, VirtualMask);
} else {
// still a section entry
-
+
// mask off appropriate fields
Descriptor = CurrentDescriptor & ~EntryMask;
@@ -596,7 +596,7 @@ UpdateSectionEntries ( WriteBackInvalidateDataCacheRange (Mva, SIZE_1MB);
}
- // Only need to update if we are changing the descriptor
+ // Only need to update if we are changing the descriptor
FirstLevelTable[FirstLevelIdx + i] = Descriptor;
ArmUpdateTranslationTableEntry ((VOID *)&FirstLevelTable[FirstLevelIdx + i], Mva);
}
@@ -608,7 +608,7 @@ UpdateSectionEntries ( return Status;
}
-EFI_STATUS
+EFI_STATUS
ConvertSectionToPages (
IN EFI_PHYSICAL_ADDRESS BaseAddress
)
@@ -673,7 +673,7 @@ SetMemoryAttributes ( )
{
EFI_STATUS Status;
-
+
if(((BaseAddress & 0xFFFFF) == 0) && ((Length & 0xFFFFF) == 0)) {
// Is the base and length a multiple of 1 MB?
DEBUG ((EFI_D_PAGE, "SetMemoryAttributes(): MMU section 0x%x length 0x%x to %lx\n", (UINTN)BaseAddress, (UINTN)Length, Attributes));
diff --git a/ArmPkg/Drivers/CpuDxe/CpuDxe.c b/ArmPkg/Drivers/CpuDxe/CpuDxe.c index 337ab7cfb5..0c49acb510 100644 --- a/ArmPkg/Drivers/CpuDxe/CpuDxe.c +++ b/ArmPkg/Drivers/CpuDxe/CpuDxe.c @@ -2,7 +2,7 @@ Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
Copyright (c) 2011, ARM Limited. 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
@@ -21,14 +21,14 @@ BOOLEAN mInterruptState = FALSE; /**
- This function flushes the range of addresses from Start to Start+Length
- from the processor's data cache. If Start is not aligned to a cache line
- boundary, then the bytes before Start to the preceding cache line boundary
- are also flushed. If Start+Length is not aligned to a cache line boundary,
- then the bytes past Start+Length to the end of the next cache line boundary
- are also flushed. The FlushType of EfiCpuFlushTypeWriteBackInvalidate must be
- supported. If the data cache is fully coherent with all DMA operations, then
- this function can just return EFI_SUCCESS. If the processor does not support
+ This function flushes the range of addresses from Start to Start+Length
+ from the processor's data cache. If Start is not aligned to a cache line
+ boundary, then the bytes before Start to the preceding cache line boundary
+ are also flushed. If Start+Length is not aligned to a cache line boundary,
+ then the bytes past Start+Length to the end of the next cache line boundary
+ are also flushed. The FlushType of EfiCpuFlushTypeWriteBackInvalidate must be
+ supported. If the data cache is fully coherent with all DMA operations, then
+ this function can just return EFI_SUCCESS. If the processor does not support
flushing a range of the data cache, then the entire data cache can be flushed.
@param This The EFI_CPU_ARCH_PROTOCOL instance.
@@ -70,13 +70,13 @@ CpuFlushCpuDataCache ( default:
return EFI_INVALID_PARAMETER;
}
-
+
return EFI_SUCCESS;
}
/**
- This function enables interrupt processing by the processor.
+ This function enables interrupt processing by the processor.
@param This The EFI_CPU_ARCH_PROTOCOL instance.
@@ -120,8 +120,8 @@ CpuDisableInterrupt ( /**
- This function retrieves the processor's current interrupt state a returns it in
- State. If interrupts are currently enabled, then TRUE is returned. If interrupts
+ This function retrieves the processor's current interrupt state a returns it in
+ State. If interrupts are currently enabled, then TRUE is returned. If interrupts
are currently disabled, then FALSE is returned.
@param This The EFI_CPU_ARCH_PROTOCOL instance.
@@ -150,9 +150,9 @@ CpuGetInterruptState ( /**
This function generates an INIT on the processor. If this function succeeds, then the
- processor will be reset, and control will not be returned to the caller. If InitType is
- not supported by this processor, or the processor cannot programmatically generate an
- INIT without help from external hardware, then EFI_UNSUPPORTED is returned. If an error
+ processor will be reset, and control will not be returned to the caller. If InitType is
+ not supported by this processor, or the processor cannot programmatically generate an
+ INIT without help from external hardware, then EFI_UNSUPPORTED is returned. If an error
occurs attempting to generate an INIT, then EFI_DEVICE_ERROR is returned.
@param This The EFI_CPU_ARCH_PROTOCOL instance.
@@ -199,7 +199,7 @@ CpuGetTimerValue ( /**
Callback function for idle events.
-
+
@param Event Event whose notification function is being invoked.
@param Context The pointer to the notification function's context,
which is implementation-dependent.
@@ -241,22 +241,22 @@ CpuDxeInitialize ( EFI_STATUS Status;
EFI_EVENT IdleLoopEvent;
- InitializeExceptions (&mCpu);
-
+ InitializeExceptions (&mCpu);
+
Status = gBS->InstallMultipleProtocolInterfaces (
- &mCpuHandle,
- &gEfiCpuArchProtocolGuid, &mCpu,
+ &mCpuHandle,
+ &gEfiCpuArchProtocolGuid, &mCpu,
&gVirtualUncachedPagesProtocolGuid, &gVirtualUncachedPages,
NULL
);
-
+
//
// Make sure GCD and MMU settings match. This API calls gDS->SetMemorySpaceAttributes ()
// and that calls EFI_CPU_ARCH_PROTOCOL.SetMemoryAttributes, so this code needs to go
// after the protocol is installed
//
SyncCacheConfig (&mCpu);
-
+
// If the platform is a MPCore system then install the Configuration Table describing the
// secondary core states
if (ArmIsMpCore()) {
diff --git a/ArmPkg/Drivers/CpuDxe/CpuDxe.h b/ArmPkg/Drivers/CpuDxe/CpuDxe.h index d5b50641e3..d16abe400e 100644 --- a/ArmPkg/Drivers/CpuDxe/CpuDxe.h +++ b/ArmPkg/Drivers/CpuDxe/CpuDxe.h @@ -48,9 +48,9 @@ /**
- This function registers and enables the handler specified by InterruptHandler for a processor
- interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
- handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
+ This function registers and enables the handler specified by InterruptHandler for a processor
+ interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
+ handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
The installed handler is called once for each processor interrupt or exception.
@param InterruptType A pointer to the processor's current interrupt state. Set to TRUE if interrupts
@@ -75,9 +75,9 @@ RegisterInterruptHandler ( /**
- This function registers and enables the handler specified by InterruptHandler for a processor
- interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
- handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
+ This function registers and enables the handler specified by InterruptHandler for a processor
+ interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
+ handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
The installed handler is called once for each processor interrupt or exception.
@param InterruptType A pointer to the processor's current interrupt state. Set to TRUE if interrupts
@@ -120,7 +120,7 @@ SyncCacheConfig ( IN EFI_CPU_ARCH_PROTOCOL *CpuProtocol
);
-EFI_STATUS
+EFI_STATUS
ConvertSectionToPages (
IN EFI_PHYSICAL_ADDRESS BaseAddress
);
diff --git a/ArmPkg/Drivers/CpuDxe/CpuDxe.inf b/ArmPkg/Drivers/CpuDxe/CpuDxe.inf index e0d5190e55..01f65a3655 100644 --- a/ArmPkg/Drivers/CpuDxe/CpuDxe.inf +++ b/ArmPkg/Drivers/CpuDxe/CpuDxe.inf @@ -1,7 +1,7 @@ #/** @file
-#
+#
# DXE CPU driver
-#
+#
# Copyright (c) 2009, Apple Inc. All rights reserved.<BR>
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
#
@@ -9,10 +9,10 @@ # 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]
@@ -83,7 +83,7 @@ [Pcd.common]
gArmTokenSpaceGuid.PcdVFPEnabled
gArmTokenSpaceGuid.PcdCpuVectorBaseAddress
-
+
[FeaturePcd.common]
gArmTokenSpaceGuid.PcdCpuDxeProduceDebugSupport
gArmTokenSpaceGuid.PcdRelocateVectorTable
diff --git a/ArmPkg/Drivers/CpuPei/CpuPei.c b/ArmPkg/Drivers/CpuPei/CpuPei.c index e070c998c2..d54f42acfc 100755 --- a/ArmPkg/Drivers/CpuPei/CpuPei.c +++ b/ArmPkg/Drivers/CpuPei/CpuPei.c @@ -4,18 +4,18 @@ Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> Copyright (c) 2011 Hewlett Packard Corporation. All rights reserved.<BR>
Copyright (c) 2011-2013, ARM Limited. All rights reserved.<BR>
-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.
+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:
MemoryInit.c
-
+
Abstract:
PEIM to provide fake memory init
@@ -51,7 +51,7 @@ Arguments: FileHandle - Handle of the file being invoked.
PeiServices - Describes the list of possible PEI Services.
-
+
Returns:
Status - EFI_SUCCESS if the boot mode could be set
diff --git a/ArmPkg/Drivers/CpuPei/CpuPei.inf b/ArmPkg/Drivers/CpuPei/CpuPei.inf index ebd1fe412b..eafccd6009 100755 --- a/ArmPkg/Drivers/CpuPei/CpuPei.inf +++ b/ArmPkg/Drivers/CpuPei/CpuPei.inf @@ -45,7 +45,7 @@ [Ppis]
gArmMpCoreInfoPpiGuid
-
+
[Guids]
gArmMpCoreInfoGuid
@@ -55,4 +55,4 @@ [Depex]
gEfiPeiMemoryDiscoveredPpiGuid
-
+
diff --git a/ArmPkg/Drivers/TimerDxe/TimerDxe.c b/ArmPkg/Drivers/TimerDxe/TimerDxe.c index a43a10f48c..633876bea6 100644 --- a/ArmPkg/Drivers/TimerDxe/TimerDxe.c +++ b/ArmPkg/Drivers/TimerDxe/TimerDxe.c @@ -40,16 +40,16 @@ UINT64 mTimerPeriod = 0; EFI_HARDWARE_INTERRUPT_PROTOCOL *gInterrupt = NULL;
/**
- This function registers the handler NotifyFunction so it is called every time
- the timer interrupt fires. It also passes the amount of time since the last
- handler call to the NotifyFunction. If NotifyFunction is NULL, then the
- handler is unregistered. If the handler is registered, then EFI_SUCCESS is
- returned. If the CPU does not support registering a timer interrupt handler,
- then EFI_UNSUPPORTED is returned. If an attempt is made to register a handler
- when a handler is already registered, then EFI_ALREADY_STARTED is returned.
- If an attempt is made to unregister a handler when a handler is not registered,
- then EFI_INVALID_PARAMETER is returned. If an error occurs attempting to
- register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR
+ This function registers the handler NotifyFunction so it is called every time
+ the timer interrupt fires. It also passes the amount of time since the last
+ handler call to the NotifyFunction. If NotifyFunction is NULL, then the
+ handler is unregistered. If the handler is registered, then EFI_SUCCESS is
+ returned. If the CPU does not support registering a timer interrupt handler,
+ then EFI_UNSUPPORTED is returned. If an attempt is made to register a handler
+ when a handler is already registered, then EFI_ALREADY_STARTED is returned.
+ If an attempt is made to unregister a handler when a handler is not registered,
+ then EFI_INVALID_PARAMETER is returned. If an error occurs attempting to
+ register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR
is returned.
@param This The EFI_TIMER_ARCH_PROTOCOL instance.
@@ -102,17 +102,17 @@ ExitBootServicesEvent ( /**
- This function adjusts the period of timer interrupts to the value specified
- by TimerPeriod. If the timer period is updated, then the selected timer
- period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If
- the timer hardware is not programmable, then EFI_UNSUPPORTED is returned.
- If an error occurs while attempting to update the timer period, then the
- timer hardware will be put back in its state prior to this call, and
- EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt
- is disabled. This is not the same as disabling the CPU's interrupts.
- Instead, it must either turn off the timer hardware, or it must adjust the
- interrupt controller so that a CPU interrupt is not generated when the timer
- interrupt fires.
+ This function adjusts the period of timer interrupts to the value specified
+ by TimerPeriod. If the timer period is updated, then the selected timer
+ period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If
+ the timer hardware is not programmable, then EFI_UNSUPPORTED is returned.
+ If an error occurs while attempting to update the timer period, then the
+ timer hardware will be put back in its state prior to this call, and
+ EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt
+ is disabled. This is not the same as disabling the CPU's interrupts.
+ Instead, it must either turn off the timer hardware, or it must adjust the
+ interrupt controller so that a CPU interrupt is not generated when the timer
+ interrupt fires.
@param This The EFI_TIMER_ARCH_PROTOCOL instance.
@param TimerPeriod The rate to program the timer interrupt in 100 nS units. If
@@ -136,7 +136,7 @@ TimerDriverSetTimerPeriod ( )
{
UINT64 TimerTicks;
-
+
// Always disable the timer
ArmArchTimerDisableTimer ();
@@ -158,9 +158,9 @@ TimerDriverSetTimerPeriod ( }
/**
- This function retrieves the period of timer interrupts in 100 ns units,
- returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod
- is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is
+ This function retrieves the period of timer interrupts in 100 ns units,
+ returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod
+ is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is
returned, then the timer is currently disabled.
@param This The EFI_TIMER_ARCH_PROTOCOL instance.
@@ -188,12 +188,12 @@ TimerDriverGetTimerPeriod ( }
/**
- This function generates a soft timer interrupt. If the platform does not support soft
- timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned.
- If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler()
- service, then a soft timer interrupt will be generated. If the timer interrupt is
- enabled when this service is called, then the registered handler will be invoked. The
- registered handler should not be able to distinguish a hardware-generated timer
+ This function generates a soft timer interrupt. If the platform does not support soft
+ timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned.
+ If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler()
+ service, then a soft timer interrupt will be generated. If the timer interrupt is
+ enabled when this service is called, then the registered handler will be invoked. The
+ registered handler should not be able to distinguish a hardware-generated timer
interrupt from a software-generated timer interrupt.
@param This The EFI_TIMER_ARCH_PROTOCOL instance.
diff --git a/ArmPkg/Drivers/TimerDxe/TimerDxe.inf b/ArmPkg/Drivers/TimerDxe/TimerDxe.inf index 061fcbc688..50477ba42a 100644 --- a/ArmPkg/Drivers/TimerDxe/TimerDxe.inf +++ b/ArmPkg/Drivers/TimerDxe/TimerDxe.inf @@ -1,22 +1,22 @@ #/** @file
-#
+#
# Component description file for Timer DXE module
-#
+#
# Copyright (c) 2009 - 2010, Apple Inc. All rights reserved.<BR>
# 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 = ArmTimerDxe
- FILE_GUID = 49ea041e-6752-42ca-b0b1-7344fe2546b7
+ FILE_GUID = 49ea041e-6752-42ca-b0b1-7344fe2546b7
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
@@ -40,20 +40,19 @@ BaseMemoryLib
DebugLib
UefiDriverEntryPoint
- IoLib
+ IoLib
[Guids]
[Protocols]
- gEfiTimerArchProtocolGuid
+ gEfiTimerArchProtocolGuid
gHardwareInterruptProtocolGuid
[Pcd.common]
gEmbeddedTokenSpaceGuid.PcdTimerPeriod
- gArmTokenSpaceGuid.PcdArmArchTimerSecIntrNum
+ gArmTokenSpaceGuid.PcdArmArchTimerSecIntrNum
gArmTokenSpaceGuid.PcdArmArchTimerIntrNum
- gArmTokenSpaceGuid.PcdArmArchTimerFreqInHz
+ gArmTokenSpaceGuid.PcdArmArchTimerFreqInHz
[Depex]
gHardwareInterruptProtocolGuid
-
\ No newline at end of file |