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ArmPlatformPkg/ArmVExpressPkg: Add support for ARM Versatile Express A9x4 Model

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12429 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
oliviermartin
2011-09-22 23:22:31 +00:00
parent 4463f70698
commit 1ddb209e0e
11 changed files with 1336 additions and 5 deletions
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47
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/ArmVExpressLib.inf Normal file
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#/* @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.
#
#*/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = RTSMArmVExpressLib
FILE_GUID = b98a6cb7-d472-4128-ad62-a7347f85ce13
MODULE_TYPE = BASE
VERSION_STRING = 1.0
LIBRARY_CLASS = ArmPlatformLib
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
EmbeddedPkg/EmbeddedPkg.dec
ArmPkg/ArmPkg.dec
ArmPlatformPkg/ArmPlatformPkg.dec
[LibraryClasses]
IoLib
ArmLib
MemoryAllocationLib
SerialPortLib
[Sources.common]
RTSM.c
RTSMMem.c
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
gArmPlatformTokenSpaceGuid.PcdNorFlashRemapping
gArmPlatformTokenSpaceGuid.PcdStandalone
[FixedPcd]
gArmTokenSpaceGuid.PcdSystemMemoryBase
gArmTokenSpaceGuid.PcdSystemMemorySize
gArmTokenSpaceGuid.PcdFvBaseAddress

48
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/ArmVExpressSecLib.inf Normal file
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#/* @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.
#
#*/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = RTSMArmVExpressLib
FILE_GUID = 6352e3a0-ed14-4613-bf90-d316014dd142
MODULE_TYPE = BASE
VERSION_STRING = 1.0
LIBRARY_CLASS = ArmPlatformLib
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
EmbeddedPkg/EmbeddedPkg.dec
ArmPkg/ArmPkg.dec
ArmPlatformPkg/ArmPlatformPkg.dec
[LibraryClasses]
IoLib
ArmLib
SerialPortLib
[Sources.common]
RTSMSec.c
RTSM.c
RTSMBoot.asm | RVCT
RTSMBoot.S | GCC
[Protocols]
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
gArmPlatformTokenSpaceGuid.PcdNorFlashRemapping
gArmPlatformTokenSpaceGuid.PcdStandalone
[FixedPcd]
gArmTokenSpaceGuid.PcdFvBaseAddress

196
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSM.c Normal file
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/** @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.
*
**/
#include <Library/IoLib.h>
#include <Library/ArmPlatformLib.h>
#include <Library/DebugLib.h>
#include <Library/PcdLib.h>
#include <Drivers/SP804Timer.h>
#include <Ppi/ArmMpCoreInfo.h>
#include <ArmPlatform.h>
ARM_CORE_INFO mVersatileExpressMpCoreInfoTable[] = {
{
// Cluster 0, Core 0
0x0, 0x0,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,
(UINT64)0xFFFFFFFF
},
{
// Cluster 0, Core 1
0x0, 0x1,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,
(UINT64)0xFFFFFFFF
},
{
// Cluster 0, Core 2
0x0, 0x2,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,
(UINT64)0xFFFFFFFF
},
{
// Cluster 0, Core 3
0x0, 0x3,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_SET_REG,
(EFI_PHYSICAL_ADDRESS)ARM_VE_SYS_FLAGS_CLR_REG,
(UINT64)0xFFFFFFFF
}
};
/**
Return if Trustzone is supported by your platform
A non-zero value must be returned if you want to support a Secure World on your platform.
ArmVExpressTrustzoneInit() will later set up the secure regions.
This function can return 0 even if Trustzone is supported by your processor. In this case,
the platform will continue to run in Secure World.
@return A non-zero value if Trustzone supported.
**/
UINTN
ArmPlatformTrustzoneSupported (
VOID
)
{
// Not supported yet but model does have Secure SRAM (but no TZPC/TZASC) so we could support it
return FALSE;
}
/**
Return the current Boot Mode
This function returns the boot reason on the platform
@return Return the current Boot Mode of the platform
**/
EFI_BOOT_MODE
ArmPlatformGetBootMode (
VOID
)
{
return BOOT_WITH_FULL_CONFIGURATION;
}
/**
Remap the memory at 0x0
Some platform requires or gives the ability to remap the memory at the address 0x0.
This function can do nothing if this feature is not relevant to your platform.
**/
VOID
ArmPlatformBootRemapping (
VOID
)
{
// Disable memory remapping and return to normal mapping
MmioOr32 (SP810_CTRL_BASE, BIT8);
}
/**
Initialize controllers that must setup in the normal world
This function is called by the ArmPlatformPkg/Pei or ArmPlatformPkg/Pei/PlatformPeim
in the PEI phase.
**/
VOID
ArmPlatformNormalInitialize (
VOID
)
{
// Nothing to do here
}
/**
Initialize the system (or sometimes called permanent) memory
This memory is generally represented by the DRAM.
**/
VOID
ArmPlatformInitializeSystemMemory (
VOID
)
{
// Configure periodic timer (TIMER0) for 1MHz operation
MmioOr32 (SP810_CTRL_BASE + SP810_SYS_CTRL_REG, SP810_SYS_CTRL_TIMER0_TIMCLK);
// Configure 1MHz clock
MmioOr32 (SP810_CTRL_BASE + SP810_SYS_CTRL_REG, SP810_SYS_CTRL_TIMER1_TIMCLK);
// configure SP810 to use 1MHz clock and disable
MmioAndThenOr32 (SP810_CTRL_BASE + SP810_SYS_CTRL_REG, ~SP810_SYS_CTRL_TIMER2_EN, SP810_SYS_CTRL_TIMER2_TIMCLK);
// Configure SP810 to use 1MHz clock and disable
MmioAndThenOr32 (SP810_CTRL_BASE + SP810_SYS_CTRL_REG, ~SP810_SYS_CTRL_TIMER3_EN, SP810_SYS_CTRL_TIMER3_TIMCLK);
}
EFI_STATUS
PrePeiCoreGetMpCoreInfo (
OUT UINTN *CoreCount,
OUT ARM_CORE_INFO **ArmCoreTable
)
{
UINT32 ProcType;
ProcType = MmioRead32 (ARM_VE_SYS_PROCID0_REG) & ARM_VE_SYS_PROC_ID_MASK;
if (ProcType == ARM_VE_SYS_PROC_ID_CORTEX_A9) {
// Only support one cluster
*CoreCount = ArmGetCpuCountPerCluster ();
*ArmCoreTable = mVersatileExpressMpCoreInfoTable;
return EFI_SUCCESS;
} else {
return EFI_UNSUPPORTED;
}
}
// Needs to be declared in the file. Otherwise gArmMpCoreInfoPpiGuid is undefined in the contect of PrePeiCore
EFI_GUID mArmMpCoreInfoPpiGuid = ARM_MP_CORE_INFO_PPI_GUID;
ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo };
EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = {
{
EFI_PEI_PPI_DESCRIPTOR_PPI,
&mArmMpCoreInfoPpiGuid,
&mMpCoreInfoPpi
}
};
VOID
ArmPlatformGetPlatformPpiList (
OUT UINTN *PpiListSize,
OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
)
{
*PpiListSize = sizeof(gPlatformPpiTable);
*PpiList = gPlatformPpiTable;
}

50
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMBoot.S Normal file
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//
// 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.
//
//
#include <AsmMacroIoLib.h>
#include <Base.h>
#include <Library/ArmPlatformLib.h>
#include <AutoGen.h>
#include <ArmPlatform.h>
.text
.align 3
GCC_ASM_EXPORT(ArmPlatformSecBootAction)
GCC_ASM_EXPORT(ArmPlatformInitializeBootMemory)
/**
Call at the beginning of the platform boot up
This function allows the firmware platform to do extra actions at the early
stage of the platform power up.
Note: This function must be implemented in assembler as there is no stack set up yet
**/
ASM_PFX(ArmPlatformSecBootAction):
bx lr
/**
Initialize the memory where the initial stacks will reside
This memory can contain the initial stacks (Secure and Secure Monitor stacks).
In some platform, this region is already initialized and the implementation of this function can
do nothing. This memory can also represent the Secure RAM.
This function is called before the satck has been set up. Its implementation must ensure the stack
pointer is not used (probably required to use assembly language)
**/
ASM_PFX(ArmPlatformInitializeBootMemory):
// The SMC does not need to be initialized for RTSM
bx lr

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ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMBoot.asm Normal file
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//
// 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.
//
//
#include <AsmMacroIoLib.h>
#include <Base.h>
#include <Library/ArmPlatformLib.h>
#include <AutoGen.h>
#include <ArmPlatform.h>
INCLUDE AsmMacroIoLib.inc
EXPORT ArmPlatformSecBootAction
EXPORT ArmPlatformInitializeBootMemory
PRESERVE8
AREA RTSMVExpressBootMode, CODE, READONLY
/**
Call at the beginning of the platform boot up
This function allows the firmware platform to do extra actions at the early
stage of the platform power up.
Note: This function must be implemented in assembler as there is no stack set up yet
**/
ArmPlatformSecBootAction
bx lr
/**
Initialize the memory where the initial stacks will reside
This memory can contain the initial stacks (Secure and Secure Monitor stacks).
In some platform, this region is already initialized and the implementation of this function can
do nothing. This memory can also represent the Secure RAM.
This function is called before the satck has been set up. Its implementation must ensure the stack
pointer is not used (probably required to use assembly language)
**/
ArmPlatformInitializeBootMemory
// The SMC does not need to be initialized for RTSM
bx lr

158
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMMem.c Normal file
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/** @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.
*
**/
#include <Library/ArmPlatformLib.h>
#include <Library/DebugLib.h>
#include <Library/PcdLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
#include <ArmPlatform.h>
// Number of Virtual Memory Map Descriptors without a Logic Tile
#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 5
// DDR attributes
#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK
#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
#define DDR_ATTRIBUTES_SECURE_CACHED ARM_MEMORY_REGION_ATTRIBUTE_SECURE_WRITE_BACK
#define DDR_ATTRIBUTES_SECURE_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_SECURE_UNCACHED_UNBUFFERED
/**
Return the Virtual Memory Map of your platform
This Virtual Memory Map is used by MemoryInitPei Module to initialize the MMU on your platform.
@param[out] VirtualMemoryMap Array of ARM_MEMORY_REGION_DESCRIPTOR describing a Physical-to-
Virtual Memory mapping. This array must be ended by a zero-filled
entry
**/
VOID
ArmPlatformGetVirtualMemoryMap (
IN ARM_MEMORY_REGION_DESCRIPTOR** VirtualMemoryMap
)
{
ARM_MEMORY_REGION_ATTRIBUTES CacheAttributes;
BOOLEAN bTrustzoneSupport;
UINTN Index = 0;
ARM_MEMORY_REGION_DESCRIPTOR *VirtualMemoryTable;
ASSERT(VirtualMemoryMap != NULL);
VirtualMemoryTable = (ARM_MEMORY_REGION_DESCRIPTOR*)AllocatePages(EFI_SIZE_TO_PAGES (sizeof(ARM_MEMORY_REGION_DESCRIPTOR) * MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS));
if (VirtualMemoryTable == NULL) {
return;
}
// Check if SMC TZASC is enabled. If Trustzone not enabled then all the entries remain in Secure World.
// As this value can be changed in the Board Configuration file, the UEFI firmware needs to work for both case
if (ArmPlatformTrustzoneSupported ()) {
bTrustzoneSupport = TRUE;
} else {
bTrustzoneSupport = FALSE;
}
if (FeaturePcdGet(PcdCacheEnable) == TRUE) {
CacheAttributes = (bTrustzoneSupport ? DDR_ATTRIBUTES_CACHED : DDR_ATTRIBUTES_SECURE_CACHED);
} else {
CacheAttributes = (bTrustzoneSupport ? DDR_ATTRIBUTES_UNCACHED : DDR_ATTRIBUTES_SECURE_UNCACHED);
}
// ReMap (Either NOR Flash or DRAM)
VirtualMemoryTable[Index].PhysicalBase = ARM_VE_REMAP_BASE;
VirtualMemoryTable[Index].VirtualBase = ARM_VE_REMAP_BASE;
VirtualMemoryTable[Index].Length = ARM_VE_REMAP_SZ;
if (FeaturePcdGet(PcdNorFlashRemapping)) {
// Map the NOR Flash as Secure Memory
if (FeaturePcdGet(PcdCacheEnable) == TRUE) {
VirtualMemoryTable[Index].Attributes = DDR_ATTRIBUTES_SECURE_CACHED;
} else {
VirtualMemoryTable[Index].Attributes = DDR_ATTRIBUTES_SECURE_UNCACHED;
}
} else {
// DRAM mapping
VirtualMemoryTable[Index].Attributes = CacheAttributes;
}
// DDR
VirtualMemoryTable[++Index].PhysicalBase = ARM_VE_DRAM_BASE;
VirtualMemoryTable[Index].VirtualBase = ARM_VE_DRAM_BASE;
VirtualMemoryTable[Index].Length = ARM_VE_DRAM_SZ;
VirtualMemoryTable[Index].Attributes = CacheAttributes;
// CPU peripherals. TRM. Manual says not all of them are implemented.
VirtualMemoryTable[++Index].PhysicalBase = ARM_VE_ON_CHIP_PERIPH_BASE;
VirtualMemoryTable[Index].VirtualBase = ARM_VE_ON_CHIP_PERIPH_BASE;
VirtualMemoryTable[Index].Length = ARM_VE_ON_CHIP_PERIPH_SZ;
VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);
// SMB CS0-CS1 - NOR Flash 1 & 2
VirtualMemoryTable[++Index].PhysicalBase = ARM_VE_SMB_NOR0_BASE;
VirtualMemoryTable[Index].VirtualBase = ARM_VE_SMB_NOR0_BASE;
VirtualMemoryTable[Index].Length = ARM_VE_SMB_NOR0_SZ + ARM_VE_SMB_NOR1_SZ;
VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);
// SMB CS2 - SRAM
VirtualMemoryTable[++Index].PhysicalBase = ARM_VE_SMB_SRAM_BASE;
VirtualMemoryTable[Index].VirtualBase = ARM_VE_SMB_SRAM_BASE;
VirtualMemoryTable[Index].Length = ARM_VE_SMB_SRAM_SZ;
VirtualMemoryTable[Index].Attributes = CacheAttributes;
// Peripheral CS2 and CS3
VirtualMemoryTable[++Index].PhysicalBase = ARM_VE_SMB_PERIPH_BASE;
VirtualMemoryTable[Index].VirtualBase = ARM_VE_SMB_PERIPH_BASE;
VirtualMemoryTable[Index].Length = 2 * ARM_VE_SMB_PERIPH_SZ;
VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);
//TODO:This should be enabled for final release. Right now, ARM VE RTSM crashes.
// // If a Logic Tile is connected to The ARM Versatile Express Motherboard
// if (MmioRead32(ARM_VE_SYS_PROCID1_REG) != 0) {
// VirtualMemoryTable[++Index].PhysicalBase = ARM_VE_EXT_AXI_BASE;
// VirtualMemoryTable[Index].VirtualBase = ARM_VE_EXT_AXI_BASE;
// VirtualMemoryTable[Index].Length = ARM_VE_EXT_AXI_SZ;
// VirtualMemoryTable[Index].Attributes = (bTrustzoneSupport ? ARM_MEMORY_REGION_ATTRIBUTE_DEVICE : ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE);
//
// ASSERT((Index + 1) == (MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS + 1));
// } else {
// ASSERT((Index + 1) == MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS);
// }
// End of Table
VirtualMemoryTable[++Index].PhysicalBase = 0;
VirtualMemoryTable[Index].VirtualBase = 0;
VirtualMemoryTable[Index].Length = 0;
VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;
*VirtualMemoryMap = VirtualMemoryTable;
}
/**
Return the EFI Memory Map provided by extension memory on your platform
This EFI Memory Map of the System Memory is used by MemoryInitPei module to create the Resource
Descriptor HOBs used by DXE core.
TODO: CompleteMe .... say this is the memory not covered by the System Memory PCDs
@param[out] EfiMemoryMap Array of ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR describing an
EFI Memory region. This array must be ended by a zero-filled entry
**/
EFI_STATUS
ArmPlatformGetAdditionalSystemMemory (
OUT ARM_SYSTEM_MEMORY_REGION_DESCRIPTOR** EfiMemoryMap
)
{
return EFI_UNSUPPORTED;
}

65
ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMSec.c Normal file
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/** @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.
*
**/
#include <Library/IoLib.h>
#include <Library/ArmTrustZoneLib.h>
#include <Library/ArmPlatformLib.h>
#include <Library/DebugLib.h>
#include <Library/PcdLib.h>
#include <Drivers/PL310L2Cache.h>
/**
Initialize the Secure peripherals and memory regions
If Trustzone is supported by your platform then this function makes the required initialization
of the secure peripherals and memory regions.
**/
VOID
ArmPlatformTrustzoneInit (
VOID
)
{
// No TZPC or TZASC on RTSM to initialize
}
/**
Initialize controllers that must setup at the early stage
Some peripherals must be initialized in Secure World.
For example, some L2x0 requires to be initialized in Secure World
**/
VOID
ArmPlatformSecInitialize (
VOID
)
{
}
/**
Call before jumping to Normal World
This function allows the firmware platform to do extra actions before
jumping to the Normal World
**/
VOID
ArmPlatformSecExtraAction (
IN UINTN MpId,
OUT UINTN* JumpAddress
)
{
*JumpAddress = PcdGet32(PcdFvBaseAddress);
}