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ArmVirtPkg: remove ArmPlatformLib implementations

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These libraries are no longer used, so remove them from the tree.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Ard Biesheuvel 2017-11-17 14:20:50 +00:00
parent 39da48614a
commit 3d544c564b
20 changed files with 0 additions and 1687 deletions
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1
ArmVirtPkg/ArmVirtQemuKernel.dsc
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@ -48,7 +48,6 @@
QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf
ArmPlatformLib|ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/ArmQemuRelocatablePlatformLib.inf
ArmVirtMemInfoLib|ArmVirtPkg/Library/QemuVirtMemInfoLib/QemuVirtMemInfoLib.inf ArmVirtMemInfoLib|ArmVirtPkg/Library/QemuVirtMemInfoLib/QemuVirtMemInfoLib.inf
TimerLib|ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.inf TimerLib|ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.inf

1
ArmVirtPkg/ArmVirtXen.dsc
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@ -43,7 +43,6 @@
VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
ArmPlatformLib|ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/ArmXenRelocatablePlatformLib.inf
ArmVirtMemInfoLib|ArmVirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.inf ArmVirtMemInfoLib|ArmVirtPkg/Library/XenVirtMemInfoLib/XenVirtMemInfoLib.inf
TimerLib|ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.inf TimerLib|ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.inf

141
ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/AARCH64/RelocatableVirtHelper.S
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@ -1,141 +0,0 @@
#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2016, Linaro 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 <AsmMacroIoLibV8.h>
#include <Library/ArmLib.h>
// VOID
// ArmPlatformPeiBootAction (
// VOID *DeviceTreeBaseAddress, // passed by loader in x0
// VOID *ImageBase // passed by FDF trampoline in x1
// );
ASM_FUNC(ArmPlatformPeiBootAction)
//
// If we are booting from RAM using the Linux kernel boot protocol, x0 will
// point to the DTB image in memory. Otherwise, use the default value defined
// by the platform.
//
cbnz x0, 0f
ldr x0, PcdGet64 (PcdDeviceTreeInitialBaseAddress)
0:mov x29, x30 // preserve LR
mov x28, x0 // preserve DTB pointer
mov x27, x1 // preserve base of image pointer
//
// The base of the runtime image has been preserved in x1. Check whether
// the expected magic number can be found in the header.
//
ldr w8, .LArm64LinuxMagic
ldr w9, [x1, #0x38]
cmp w8, w9
bne .Lout
//
//
// OK, so far so good. We have confirmed that we likely have a DTB and are
// booting via the arm64 Linux boot protocol. Update the base-of-image PCD
// to the actual relocated value, and add the shift of PcdFdBaseAddress to
// PcdFvBaseAddress as well
//
adr x8, PcdGet64 (PcdFdBaseAddress)
adr x9, PcdGet64 (PcdFvBaseAddress)
ldr x6, [x8]
ldr x7, [x9]
sub x7, x7, x6
add x7, x7, x1
str x1, [x8]
str x7, [x9]
//
// Discover the memory size and offset from the DTB, and record in the
// respective PCDs. This will also return false if a corrupt DTB is
// encountered. Since we are calling a C function, use the window at the
// beginning of the FD image as a temp stack.
//
adr x1, PcdGet64 (PcdSystemMemoryBase)
adr x2, PcdGet64 (PcdSystemMemorySize)
mov sp, x7
bl FindMemnode
cbz x0, .Lout
//
// Copy the DTB to the slack space right after the 64 byte arm64/Linux style
// image header at the base of this image (defined in the FDF), and record the
// pointer in PcdDeviceTreeInitialBaseAddress.
//
adr x8, PcdGet64 (PcdDeviceTreeInitialBaseAddress)
add x27, x27, #0x40
str x27, [x8]
mov x0, x27
mov x1, x28
bl CopyFdt
.Lout:
ret x29
.LArm64LinuxMagic:
.byte 0x41, 0x52, 0x4d, 0x64
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (w0, FixedPcdGet32 (PcdArmPrimaryCore))
ret
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov x0, #1
ret
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and x1, x0, #ARM_CORE_MASK
and x0, x0, #ARM_CLUSTER_MASK
add x0, x1, x0, LSR #6
ret
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mrs x0, id_aa64mmfr0_el1
adr x1, .LPARanges
and x0, x0, #7
ldrb w1, [x1, x0]
mov x0, #1
lsl x0, x0, x1
ret
//
// Bits 0..2 of the AA64MFR0_EL1 system register encode the size of the
// physical address space support on this CPU:
// 0 == 32 bits, 1 == 36 bits, etc etc
// 6 and 7 are reserved
//
.LPARanges:
.byte 32, 36, 40, 42, 44, 48, -1, -1
ASM_FUNCTION_REMOVE_IF_UNREFERENCED

123
ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/ARM/RelocatableVirtHelper.S
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@ -1,123 +0,0 @@
#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2014-2016, Linaro 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 <Library/ArmLib.h>
ASM_FUNC(ArmPlatformPeiBootAction)
//
// If we are booting from RAM using the Linux kernel boot protocol, r0 will
// point to the DTB image in memory. Otherwise, use the default value defined
// by the platform.
//
teq r0, #0
bne 0f
LDRL (r0, PcdGet64 (PcdDeviceTreeInitialBaseAddress))
0:mov r11, r14 // preserve LR
mov r10, r0 // preserve DTB pointer
mov r9, r1 // preserve base of image pointer
//
// The base of the runtime image has been preserved in r1. Check whether
// the expected magic number can be found in the header.
//
ldr r8, .LArm32LinuxMagic
ldr r7, [r1, #0x24]
cmp r7, r8
bne .Lout
//
//
// OK, so far so good. We have confirmed that we likely have a DTB and are
// booting via the ARM Linux boot protocol. Update the base-of-image PCD
// to the actual relocated value, and add the shift of PcdFdBaseAddress to
// PcdFvBaseAddress as well
//
ADRL (r8, PcdGet64 (PcdFdBaseAddress))
ADRL (r7, PcdGet64 (PcdFvBaseAddress))
ldr r6, [r8]
ldr r5, [r7]
sub r5, r5, r6
add r5, r5, r1
str r1, [r8]
str r5, [r7]
//
// Discover the memory size and offset from the DTB, and record in the
// respective PCDs. This will also return false if a corrupt DTB is
// encountered. Since we are calling a C function, use the window at the
// beginning of the FD image as a temp stack.
//
ADRL (r1, PcdGet64 (PcdSystemMemoryBase))
ADRL (r2, PcdGet64 (PcdSystemMemorySize))
mov sp, r5
bl FindMemnode
teq r0, #0
beq .Lout
//
// Copy the DTB to the slack space right after the 64 byte arm64/Linux style
// image header at the base of this image (defined in the FDF), and record the
// pointer in PcdDeviceTreeInitialBaseAddress.
//
ADRL (r8, PcdGet64 (PcdDeviceTreeInitialBaseAddress))
add r9, r9, #0x40
str r9, [r8]
mov r0, r9
mov r1, r10
bl CopyFdt
.Lout:
bx r11
.LArm32LinuxMagic:
.byte 0x18, 0x28, 0x6f, 0x01
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (r0, FixedPcdGet32 (PcdArmPrimaryCore))
bx lr
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov r0, #1
bx lr
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and r1, r0, #ARM_CORE_MASK
and r0, r0, #ARM_CLUSTER_MASK
add r0, r1, r0, LSR #6
bx lr
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mov r0, #0x00000000
mov r1, #0x10000
bx lr

64
ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/ArmQemuRelocatablePlatformLib.inf
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@ -1,64 +0,0 @@
#/* @file
# Copyright (c) 2011-2015, ARM Limited. All rights reserved.
# Copyright (c) 2014, Linaro 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 = ArmXenRelocatablePlatformLib
FILE_GUID = c8602718-4faa-4119-90ca-cae72509ac4c
MODULE_TYPE = BASE
VERSION_STRING = 1.0
LIBRARY_CLASS = ArmPlatformLib|SEC PEIM
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
EmbeddedPkg/EmbeddedPkg.dec
ArmPkg/ArmPkg.dec
ArmPlatformPkg/ArmPlatformPkg.dec
ArmVirtPkg/ArmVirtPkg.dec
[LibraryClasses]
IoLib
ArmLib
PrintLib
FdtLib
[Sources.common]
RelocatableVirt.c
QemuVirtMem.c
FdtParser.c
[Sources.AARCH64]
AARCH64/RelocatableVirtHelper.S
[Sources.ARM]
ARM/RelocatableVirtHelper.S
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
gArmPlatformTokenSpaceGuid.PcdSystemMemoryInitializeInSec
[PatchPcd]
gArmVirtTokenSpaceGuid.PcdDeviceTreeInitialBaseAddress
gArmTokenSpaceGuid.PcdFdBaseAddress
gArmTokenSpaceGuid.PcdFvBaseAddress
gArmTokenSpaceGuid.PcdSystemMemoryBase
gArmTokenSpaceGuid.PcdSystemMemorySize
[FixedPcd]
gArmPlatformTokenSpaceGuid.PcdCoreCount
gArmTokenSpaceGuid.PcdArmPrimaryCoreMask
gArmTokenSpaceGuid.PcdArmPrimaryCore
gArmTokenSpaceGuid.PcdFdSize
gEmbeddedTokenSpaceGuid.PcdPrePiCpuMemorySize

90
ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/FdtParser.c
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@ -1,90 +0,0 @@
/*
* Copyright (c) 2015, Linaro Ltd. 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 <Uefi.h>
#include <Include/libfdt.h>
BOOLEAN
FindMemnode (
IN VOID *DeviceTreeBlob,
OUT UINT64 *SystemMemoryBase,
OUT UINT64 *SystemMemorySize
)
{
INT32 MemoryNode;
INT32 AddressCells;
INT32 SizeCells;
INT32 Length;
CONST INT32 *Prop;
if (fdt_check_header (DeviceTreeBlob) != 0) {
return FALSE;
}
//
// Look for a node called "memory" at the lowest level of the tree
//
MemoryNode = fdt_path_offset (DeviceTreeBlob, "/memory");
if (MemoryNode <= 0) {
return FALSE;
}
//
// Retrieve the #address-cells and #size-cells properties
// from the root node, or use the default if not provided.
//
AddressCells = 1;
SizeCells = 1;
Prop = fdt_getprop (DeviceTreeBlob, 0, "#address-cells", &Length);
if (Length == 4) {
AddressCells = fdt32_to_cpu (*Prop);
}
Prop = fdt_getprop (DeviceTreeBlob, 0, "#size-cells", &Length);
if (Length == 4) {
SizeCells = fdt32_to_cpu (*Prop);
}
//
// Now find the 'reg' property of the /memory node, and read the first
// range listed.
//
Prop = fdt_getprop (DeviceTreeBlob, MemoryNode, "reg", &Length);
if (Length < (AddressCells + SizeCells) * sizeof (INT32)) {
return FALSE;
}
*SystemMemoryBase = fdt32_to_cpu (Prop[0]);
if (AddressCells > 1) {
*SystemMemoryBase = (*SystemMemoryBase << 32) | fdt32_to_cpu (Prop[1]);
}
Prop += AddressCells;
*SystemMemorySize = fdt32_to_cpu (Prop[0]);
if (SizeCells > 1) {
*SystemMemorySize = (*SystemMemorySize << 32) | fdt32_to_cpu (Prop[1]);
}
return TRUE;
}
VOID
CopyFdt (
IN VOID *FdtDest,
IN VOID *FdtSource
)
{
fdt_pack(FdtSource);
CopyMem (FdtDest, FdtSource, fdt_totalsize (FdtSource));
}

106
ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/QemuVirtMem.c
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@ -1,106 +0,0 @@
/** @file
*
* Copyright (c) 2014, Linaro 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/BaseMemoryLib.h>
#include <Library/PcdLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
// Number of Virtual Memory Map Descriptors
#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
EFI_PHYSICAL_ADDRESS
ArmGetPhysAddrTop (
VOID
);
/**
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_DESCRIPTOR *VirtualMemoryTable;
ASSERT (VirtualMemoryMap != NULL);
VirtualMemoryTable = AllocatePages (
EFI_SIZE_TO_PAGES (
sizeof (ARM_MEMORY_REGION_DESCRIPTOR)
* MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS
)
);
if (VirtualMemoryTable == NULL) {
DEBUG ((EFI_D_ERROR, "%a: Error: Failed AllocatePages()\n", __FUNCTION__));
return;
}
// System DRAM
VirtualMemoryTable[0].PhysicalBase = PcdGet64 (PcdSystemMemoryBase);
VirtualMemoryTable[0].VirtualBase = VirtualMemoryTable[0].PhysicalBase;
VirtualMemoryTable[0].Length = PcdGet64 (PcdSystemMemorySize);
VirtualMemoryTable[0].Attributes = DDR_ATTRIBUTES_CACHED;
DEBUG ((EFI_D_INFO, "%a: Dumping System DRAM Memory Map:\n"
"\tPhysicalBase: 0x%lX\n"
"\tVirtualBase: 0x%lX\n"
"\tLength: 0x%lX\n",
__FUNCTION__,
VirtualMemoryTable[0].PhysicalBase,
VirtualMemoryTable[0].VirtualBase,
VirtualMemoryTable[0].Length));
// Peripheral space before DRAM
VirtualMemoryTable[1].PhysicalBase = 0x0;
VirtualMemoryTable[1].VirtualBase = 0x0;
VirtualMemoryTable[1].Length = VirtualMemoryTable[0].PhysicalBase;
VirtualMemoryTable[1].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
// Peripheral space after DRAM
VirtualMemoryTable[2].PhysicalBase = VirtualMemoryTable[0].Length + VirtualMemoryTable[1].Length;
VirtualMemoryTable[2].VirtualBase = VirtualMemoryTable[2].PhysicalBase;
VirtualMemoryTable[2].Length = MIN (1ULL << FixedPcdGet8 (PcdPrePiCpuMemorySize),
ArmGetPhysAddrTop ()) -
VirtualMemoryTable[2].PhysicalBase;
VirtualMemoryTable[2].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
// Remap the FD region as normal executable memory
VirtualMemoryTable[3].PhysicalBase = PcdGet64 (PcdFdBaseAddress);
VirtualMemoryTable[3].VirtualBase = VirtualMemoryTable[3].PhysicalBase;
VirtualMemoryTable[3].Length = FixedPcdGet32 (PcdFdSize);
VirtualMemoryTable[3].Attributes = DDR_ATTRIBUTES_CACHED;
// End of Table
ZeroMem (&VirtualMemoryTable[4], sizeof (ARM_MEMORY_REGION_DESCRIPTOR));
*VirtualMemoryMap = VirtualMemoryTable;
}

70
ArmVirtPkg/Library/ArmQemuRelocatablePlatformLib/RelocatableVirt.c
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@ -1,70 +0,0 @@
/** @file
*
* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
* Copyright (c) 2014, Linaro Limited. All rights reserved.
* Copyright (c) 2014, Red Hat, Inc.
*
*
* 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 <Pi/PiBootMode.h>
/**
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;
}
/**
This function is called by PrePeiCore, in the SEC phase.
**/
RETURN_STATUS
ArmPlatformInitialize (
IN UINTN MpId
)
{
//
// We are relying on ArmPlatformInitializeSystemMemory () being called from
// InitializeMemory (), which only occurs if the following feature is disabled
//
ASSERT (!FeaturePcdGet (PcdSystemMemoryInitializeInSec));
return RETURN_SUCCESS;
}
VOID
ArmPlatformInitializeSystemMemory (
VOID
)
{
}
VOID
ArmPlatformGetPlatformPpiList (
OUT UINTN *PpiListSize,
OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
)
{
*PpiListSize = 0;
*PpiList = NULL;
}

70
ArmVirtPkg/Library/ArmVirtPlatformLib/AARCH64/VirtHelper.S
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@ -1,70 +0,0 @@
#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2016, Linaro 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 <AsmMacroIoLibV8.h>
#include <Library/ArmLib.h>
ASM_FUNC(ArmPlatformPeiBootAction)
ret
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (w0, FixedPcdGet32 (PcdArmPrimaryCore))
ret
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov x0, #1
ret
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and x1, x0, #ARM_CORE_MASK
and x0, x0, #ARM_CLUSTER_MASK
add x0, x1, x0, LSR #6
ret
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mrs x0, id_aa64mmfr0_el1
adr x1, .LPARanges
and x0, x0, #7
ldrb w1, [x1, x0]
mov x0, #1
lsl x0, x0, x1
ret
//
// Bits 0..2 of the AA64MFR0_EL1 system register encode the size of the
// physical address space support on this CPU:
// 0 == 32 bits, 1 == 36 bits, etc etc
// 6 and 7 are reserved
//
.LPARanges:
.byte 32, 36, 40, 42, 44, 48, -1, -1
ASM_FUNCTION_REMOVE_IF_UNREFERENCED

57
ArmVirtPkg/Library/ArmVirtPlatformLib/ARM/VirtHelper.S
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@ -1,57 +0,0 @@
#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2014-2016, Linaro 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 <Library/ArmLib.h>
ASM_FUNC(ArmPlatformPeiBootAction)
bx lr
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (r0, FixedPcdGet32 (PcdArmPrimaryCore))
bx lr
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov r0, #1
bx lr
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and r1, r0, #ARM_CORE_MASK
and r0, r0, #ARM_CLUSTER_MASK
add r0, r1, r0, LSR #6
bx lr
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mov r0, #0x00000000
mov r1, #0x10000
bx lr
ASM_FUNCTION_REMOVE_IF_UNREFERENCED

71
ArmVirtPkg/Library/ArmVirtPlatformLib/ARM/VirtHelper.asm
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@ -1,71 +0,0 @@
//
// Copyright (c) 2011-2014, ARM Limited. All rights reserved.
// Copyright (c) 2014, Linaro 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/ArmLib.h>
#include <AutoGen.h>
INCLUDE AsmMacroIoLib.inc
EXPORT ArmPlatformPeiBootAction
EXPORT ArmPlatformIsPrimaryCore
EXPORT ArmPlatformGetPrimaryCoreMpId
EXPORT ArmPlatformGetCorePosition
EXPORT ArmGetPhysAddrTop
AREA VirtHelper, CODE, READONLY
ArmPlatformPeiBootAction FUNCTION
bx lr
ENDFUNC
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ArmPlatformGetPrimaryCoreMpId FUNCTION
MOV32 r0, FixedPcdGet32 (PcdArmPrimaryCore)
bx lr
ENDFUNC
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ArmPlatformIsPrimaryCore FUNCTION
mov r0, #1
bx lr
ENDFUNC
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ArmPlatformGetCorePosition FUNCTION
and r1, r0, #ARM_CORE_MASK
and r0, r0, #ARM_CLUSTER_MASK
add r0, r1, r0, LSR #6
bx lr
ENDFUNC
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ArmGetPhysAddrTop FUNCTION
mov r0, #0x00000000
mov r1, #0x10000
bx lr
ENDFUNC
END

64
ArmVirtPkg/Library/ArmVirtPlatformLib/ArmVirtPlatformLib.inf
View File

@ -1,64 +0,0 @@
#/* @file
# Copyright (c) 2011-2014, ARM Limited. All rights reserved.
# Copyright (c) 2014, Linaro 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 = ArmVirtPlatformLib
FILE_GUID = 00214cc1-06d1-45fe-9700-dca5726ad7bf
MODULE_TYPE = BASE
VERSION_STRING = 1.0
LIBRARY_CLASS = ArmPlatformLib|SEC PEIM
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
EmbeddedPkg/EmbeddedPkg.dec
ArmPkg/ArmPkg.dec
ArmPlatformPkg/ArmPlatformPkg.dec
ArmVirtPkg/ArmVirtPkg.dec
[LibraryClasses]
IoLib
MemoryAllocationLib
ArmLib
PrintLib
FdtLib
[Sources.common]
Virt.c
VirtMem.c
[Sources.AARCH64]
AARCH64/VirtHelper.S
[Sources.ARM]
ARM/VirtHelper.S | GCC
ARM/VirtHelper.asm | RVCT
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
gArmPlatformTokenSpaceGuid.PcdSystemMemoryInitializeInSec
[Pcd]
gArmTokenSpaceGuid.PcdSystemMemorySize
[FixedPcd]
gArmVirtTokenSpaceGuid.PcdDeviceTreeInitialBaseAddress
gArmPlatformTokenSpaceGuid.PcdCoreCount
gArmTokenSpaceGuid.PcdSystemMemoryBase
gArmTokenSpaceGuid.PcdArmPrimaryCoreMask
gArmTokenSpaceGuid.PcdArmPrimaryCore
gArmTokenSpaceGuid.PcdFdBaseAddress
gArmTokenSpaceGuid.PcdFdSize
gEmbeddedTokenSpaceGuid.PcdPrePiCpuMemorySize

160
ArmVirtPkg/Library/ArmVirtPlatformLib/Virt.c
View File

@ -1,160 +0,0 @@
/** @file
*
* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
* Copyright (c) 2014, Linaro Limited. All rights reserved.
* Copyright (c) 2014, Red Hat, Inc.
*
*
* 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 <libfdt.h>
#include <Pi/PiBootMode.h>
#include <Uefi/UefiBaseType.h>
#include <Uefi/UefiMultiPhase.h>
/**
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;
}
/**
This function is called by PrePeiCore, in the SEC phase.
**/
RETURN_STATUS
ArmPlatformInitialize (
IN UINTN MpId
)
{
//
// We are relying on ArmPlatformInitializeSystemMemory () being called from
// InitializeMemory (), which only occurs if the following feature is disabled
//
ASSERT (!FeaturePcdGet (PcdSystemMemoryInitializeInSec));
return RETURN_SUCCESS;
}
/**
Initialize the system (or sometimes called permanent) memory
This memory is generally represented by the DRAM.
This function is called from InitializeMemory() in MemoryInitPeim, in the PEI
phase.
**/
VOID
ArmPlatformInitializeSystemMemory (
VOID
)
{
VOID *DeviceTreeBase;
INT32 Node, Prev;
UINT64 NewBase, CurBase;
UINT64 NewSize, CurSize;
CONST CHAR8 *Type;
INT32 Len;
CONST UINT64 *RegProp;
RETURN_STATUS PcdStatus;
NewBase = 0;
NewSize = 0;
DeviceTreeBase = (VOID *)(UINTN)PcdGet64 (PcdDeviceTreeInitialBaseAddress);
ASSERT (DeviceTreeBase != NULL);
//
// Make sure we have a valid device tree blob
//
ASSERT (fdt_check_header (DeviceTreeBase) == 0);
//
// Look for the lowest memory node
//
for (Prev = 0;; Prev = Node) {
Node = fdt_next_node (DeviceTreeBase, Prev, NULL);
if (Node < 0) {
break;
}
//
// Check for memory node
//
Type = fdt_getprop (DeviceTreeBase, Node, "device_type", &Len);
if (Type && AsciiStrnCmp (Type, "memory", Len) == 0) {
//
// Get the 'reg' property of this node. For now, we will assume
// two 8 byte quantities for base and size, respectively.
//
RegProp = fdt_getprop (DeviceTreeBase, Node, "reg", &Len);
if (RegProp != 0 && Len == (2 * sizeof (UINT64))) {
CurBase = fdt64_to_cpu (ReadUnaligned64 (RegProp));
CurSize = fdt64_to_cpu (ReadUnaligned64 (RegProp + 1));
DEBUG ((EFI_D_INFO, "%a: System RAM @ 0x%lx - 0x%lx\n",
__FUNCTION__, CurBase, CurBase + CurSize - 1));
if (NewBase > CurBase || NewBase == 0) {
NewBase = CurBase;
NewSize = CurSize;
}
} else {
DEBUG ((EFI_D_ERROR, "%a: Failed to parse FDT memory node\n",
__FUNCTION__));
}
}
}
//
// Make sure the start of DRAM matches our expectation
//
ASSERT (FixedPcdGet64 (PcdSystemMemoryBase) == NewBase);
PcdStatus = PcdSet64S (PcdSystemMemorySize, NewSize);
ASSERT_RETURN_ERROR (PcdStatus);
//
// We need to make sure that the machine we are running on has at least
// 128 MB of memory configured, and is currently executing this binary from
// NOR flash. This prevents a device tree image in DRAM from getting
// clobbered when our caller installs permanent PEI RAM, before we have a
// chance of marking its location as reserved or copy it to a freshly
// allocated block in the permanent PEI RAM in the platform PEIM.
//
ASSERT (NewSize >= SIZE_128MB);
ASSERT (
(((UINT64)PcdGet64 (PcdFdBaseAddress) +
(UINT64)PcdGet32 (PcdFdSize)) <= NewBase) ||
((UINT64)PcdGet64 (PcdFdBaseAddress) >= (NewBase + NewSize)));
}
VOID
ArmPlatformGetPlatformPpiList (
OUT UINTN *PpiListSize,
OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
)
{
*PpiListSize = 0;
*PpiList = NULL;
}

102
ArmVirtPkg/Library/ArmVirtPlatformLib/VirtMem.c
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@ -1,102 +0,0 @@
/** @file
*
* Copyright (c) 2014, Linaro 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/BaseMemoryLib.h>
#include <Library/PcdLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
// Number of Virtual Memory Map Descriptors
#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 5
EFI_PHYSICAL_ADDRESS
ArmGetPhysAddrTop (
VOID
);
/**
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_DESCRIPTOR *VirtualMemoryTable;
ASSERT (VirtualMemoryMap != NULL);
VirtualMemoryTable = AllocatePages (
EFI_SIZE_TO_PAGES (
sizeof (ARM_MEMORY_REGION_DESCRIPTOR)
* MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS
)
);
if (VirtualMemoryTable == NULL) {
DEBUG ((EFI_D_ERROR, "%a: Error: Failed AllocatePages()\n", __FUNCTION__));
return;
}
// System DRAM
VirtualMemoryTable[0].PhysicalBase = PcdGet64 (PcdSystemMemoryBase);
VirtualMemoryTable[0].VirtualBase = VirtualMemoryTable[0].PhysicalBase;
VirtualMemoryTable[0].Length = PcdGet64 (PcdSystemMemorySize);
VirtualMemoryTable[0].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK;
DEBUG ((EFI_D_INFO, "%a: Dumping System DRAM Memory Map:\n"
"\tPhysicalBase: 0x%lX\n"
"\tVirtualBase: 0x%lX\n"
"\tLength: 0x%lX\n",
__FUNCTION__,
VirtualMemoryTable[0].PhysicalBase,
VirtualMemoryTable[0].VirtualBase,
VirtualMemoryTable[0].Length));
// Peripheral space before DRAM
VirtualMemoryTable[1].PhysicalBase = 0x0;
VirtualMemoryTable[1].VirtualBase = 0x0;
VirtualMemoryTable[1].Length = VirtualMemoryTable[0].PhysicalBase;
VirtualMemoryTable[1].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
// Peripheral space after DRAM
VirtualMemoryTable[2].PhysicalBase = VirtualMemoryTable[0].Length + VirtualMemoryTable[1].Length;
VirtualMemoryTable[2].VirtualBase = VirtualMemoryTable[2].PhysicalBase;
VirtualMemoryTable[2].Length = MIN (1ULL << FixedPcdGet8 (PcdPrePiCpuMemorySize),
ArmGetPhysAddrTop ()) -
VirtualMemoryTable[2].PhysicalBase;
VirtualMemoryTable[2].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
// Remap the FD region as normal executable memory
VirtualMemoryTable[3].PhysicalBase = FixedPcdGet64 (PcdFdBaseAddress);
VirtualMemoryTable[3].VirtualBase = VirtualMemoryTable[3].PhysicalBase;
VirtualMemoryTable[3].Length = FixedPcdGet32 (PcdFdSize);
VirtualMemoryTable[3].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK;
// End of Table
ZeroMem (&VirtualMemoryTable[4], sizeof (ARM_MEMORY_REGION_DESCRIPTOR));
*VirtualMemoryMap = VirtualMemoryTable;
}

140
ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/AARCH64/RelocatableVirtHelper.S
View File

@ -1,140 +0,0 @@
#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2016, Linaro 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 <AsmMacroIoLibV8.h>
#include <Library/ArmLib.h>
// VOID
// ArmPlatformPeiBootAction (
// VOID *DeviceTreeBaseAddress, // passed by loader in x0
// VOID *ImageBase // passed by FDF trampoline in x1
// );
ASM_FUNC(ArmPlatformPeiBootAction)
mov x29, x30 // preserve LR
mov x28, x0 // preserve DTB pointer
mov x27, x1 // preserve base of image pointer
//
// If we are booting from RAM using the Linux kernel boot protocol, x0 will
// point to the DTB image in memory. Otherwise, we are just coming out of
// reset, and x0 will be 0.
//
cbz x0, .Lout
//
// The base of the runtime image has been preserved in x1. Check whether
// the expected magic number can be found in the header.
//
ldr w8, .LArm64LinuxMagic
ldr w9, [x1, #0x38]
cmp w8, w9
bne .Lout
//
//
// OK, so far so good. We have confirmed that we likely have a DTB and are
// booting via the arm64 Linux boot protocol. Update the base-of-image PCD
// to the actual relocated value, and add the shift of PcdFdBaseAddress to
// PcdFvBaseAddress as well
//
adr x8, PcdGet64 (PcdFdBaseAddress)
adr x9, PcdGet64 (PcdFvBaseAddress)
ldr x6, [x8]
ldr x7, [x9]
sub x7, x7, x6
add x7, x7, x1
str x1, [x8]
str x7, [x9]
//
// Discover the memory size and offset from the DTB, and record in the
// respective PCDs. This will also return false if a corrupt DTB is
// encountered. Since we are calling a C function, use the window at the
// beginning of the FD image as a temp stack.
//
adr x1, PcdGet64 (PcdSystemMemoryBase)
adr x2, PcdGet64 (PcdSystemMemorySize)
mov sp, x7
bl FindMemnode
cbz x0, .Lout
//
// Copy the DTB to the slack space right after the 64 byte arm64/Linux style
// image header at the base of this image (defined in the FDF), and record the
// pointer in PcdDeviceTreeInitialBaseAddress.
//
adr x8, PcdGet64 (PcdDeviceTreeInitialBaseAddress)
add x27, x27, #0x40
str x27, [x8]
mov x0, x27
mov x1, x28
bl CopyFdt
.Lout:
ret x29
.LArm64LinuxMagic:
.byte 0x41, 0x52, 0x4d, 0x64
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (w0, FixedPcdGet32 (PcdArmPrimaryCore))
ret
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov x0, #1
ret
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and x1, x0, #ARM_CORE_MASK
and x0, x0, #ARM_CLUSTER_MASK
add x0, x1, x0, LSR #6
ret
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mrs x0, id_aa64mmfr0_el1
adr x1, .LPARanges
and x0, x0, #7
ldrb w1, [x1, x0]
mov x0, #1
lsl x0, x0, x1
ret
//
// Bits 0..2 of the AA64MFR0_EL1 system register encode the size of the
// physical address space support on this CPU:
// 0 == 32 bits, 1 == 36 bits, etc etc
// 6 and 7 are reserved
//
.LPARanges:
.byte 32, 36, 40, 42, 44, 48, -1, -1
ASM_FUNCTION_REMOVE_IF_UNREFERENCED

123
ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/ARM/RelocatableVirtHelper.S
View File

@ -1,123 +0,0 @@
#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2014-2016, Linaro 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 <Library/ArmLib.h>
ASM_FUNC(ArmPlatformPeiBootAction)
mov r11, r14 // preserve LR
mov r10, r0 // preserve DTB pointer
mov r9, r1 // preserve base of image pointer
//
// If we are booting from RAM using the Linux kernel boot protocol, r0 will
// point to the DTB image in memory. Otherwise, we are just coming out of
// reset, and r0 will be 0.
//
teq r0, #0
beq .Lout
//
// The base of the runtime image has been preserved in r1. Check whether
// the expected magic number can be found in the header.
//
ldr r8, .LArm32LinuxMagic
ldr r7, [r1, #0x24]
cmp r7, r8
bne .Lout
//
//
// OK, so far so good. We have confirmed that we likely have a DTB and are
// booting via the ARM Linux boot protocol. Update the base-of-image PCD
// to the actual relocated value, and add the shift of PcdFdBaseAddress to
// PcdFvBaseAddress as well
//
ADRL (r8, PcdGet64 (PcdFdBaseAddress))
ADRL (r7, PcdGet64 (PcdFvBaseAddress))
ldr r6, [r8]
ldr r5, [r7]
sub r5, r5, r6
add r5, r5, r1
str r1, [r8]
str r5, [r7]
//
// Discover the memory size and offset from the DTB, and record in the
// respective PCDs. This will also return false if a corrupt DTB is
// encountered. Since we are calling a C function, use the window at the
// beginning of the FD image as a temp stack.
//
ADRL (r1, PcdGet64 (PcdSystemMemoryBase))
ADRL (r2, PcdGet64 (PcdSystemMemorySize))
mov sp, r5
bl FindMemnode
teq r0, #0
beq .Lout
//
// Copy the DTB to the slack space right after the 64 byte arm64/Linux style
// image header at the base of this image (defined in the FDF), and record the
// pointer in PcdDeviceTreeInitialBaseAddress.
//
ADRL (r8, PcdGet64 (PcdDeviceTreeInitialBaseAddress))
add r9, r9, #0x40
str r9, [r8]
mov r0, r9
mov r1, r10
bl CopyFdt
.Lout:
bx r11
.LArm32LinuxMagic:
.byte 0x18, 0x28, 0x6f, 0x01
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (r0, FixedPcdGet32 (PcdArmPrimaryCore))
bx lr
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov r0, #1
bx lr
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and r1, r0, #ARM_CORE_MASK
and r0, r0, #ARM_CLUSTER_MASK
add r0, r1, r0, LSR #6
bx lr
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mov r0, #0x00000000
mov r1, #0x10000
bx lr

63
ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/ArmXenRelocatablePlatformLib.inf
View File

@ -1,63 +0,0 @@
#/* @file
# Copyright (c) 2011-2015, ARM Limited. All rights reserved.
# Copyright (c) 2014, Linaro 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 = ArmXenRelocatablePlatformLib
FILE_GUID = c8602718-4faa-4119-90ca-cae72509ac4c
MODULE_TYPE = BASE
VERSION_STRING = 1.0
LIBRARY_CLASS = ArmPlatformLib|SEC PEIM
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
EmbeddedPkg/EmbeddedPkg.dec
ArmPkg/ArmPkg.dec
ArmPlatformPkg/ArmPlatformPkg.dec
ArmVirtPkg/ArmVirtPkg.dec
[LibraryClasses]
IoLib
ArmLib
PrintLib
FdtLib
[Sources.common]
RelocatableVirt.c
XenVirtMem.c
FdtParser.c
[Sources.AARCH64]
AARCH64/RelocatableVirtHelper.S
[Sources.ARM]
ARM/RelocatableVirtHelper.S
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
gArmPlatformTokenSpaceGuid.PcdSystemMemoryInitializeInSec
[PatchPcd]
gArmVirtTokenSpaceGuid.PcdDeviceTreeInitialBaseAddress
gArmTokenSpaceGuid.PcdFdBaseAddress
gArmTokenSpaceGuid.PcdFvBaseAddress
gArmTokenSpaceGuid.PcdSystemMemoryBase
gArmTokenSpaceGuid.PcdSystemMemorySize
[FixedPcd]
gArmPlatformTokenSpaceGuid.PcdCoreCount
gArmTokenSpaceGuid.PcdArmPrimaryCoreMask
gArmTokenSpaceGuid.PcdArmPrimaryCore
gArmTokenSpaceGuid.PcdFdSize

89
ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/FdtParser.c
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@ -1,89 +0,0 @@
/*
* Copyright (c) 2015, Linaro Ltd. 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 <Uefi.h>
#include <Include/libfdt.h>
BOOLEAN
FindMemnode (
IN VOID *DeviceTreeBlob,
OUT UINT64 *SystemMemoryBase,
OUT UINT64 *SystemMemorySize
)
{
INT32 MemoryNode;
INT32 AddressCells;
INT32 SizeCells;
INT32 Length;
CONST INT32 *Prop;
if (fdt_check_header (DeviceTreeBlob) != 0) {
return FALSE;
}
//
// Look for a node called "memory" at the lowest level of the tree
//
MemoryNode = fdt_path_offset (DeviceTreeBlob, "/memory");
if (MemoryNode <= 0) {
return FALSE;
}
//
// Retrieve the #address-cells and #size-cells properties
// from the root node, or use the default if not provided.
//
AddressCells = 1;
SizeCells = 1;
Prop = fdt_getprop (DeviceTreeBlob, 0, "#address-cells", &Length);
if (Length == 4) {
AddressCells = fdt32_to_cpu (*Prop);
}
Prop = fdt_getprop (DeviceTreeBlob, 0, "#size-cells", &Length);
if (Length == 4) {
SizeCells = fdt32_to_cpu (*Prop);
}
//
// Now find the 'reg' property of the /memory node, and read the first
// range listed.
//
Prop = fdt_getprop (DeviceTreeBlob, MemoryNode, "reg", &Length);
if (Length < (AddressCells + SizeCells) * sizeof (INT32)) {
return FALSE;
}
*SystemMemoryBase = fdt32_to_cpu (Prop[0]);
if (AddressCells > 1) {
*SystemMemoryBase = (*SystemMemoryBase << 32) | fdt32_to_cpu (Prop[1]);
}
Prop += AddressCells;
*SystemMemorySize = fdt32_to_cpu (Prop[0]);
if (SizeCells > 1) {
*SystemMemorySize = (*SystemMemorySize << 32) | fdt32_to_cpu (Prop[1]);
}
return TRUE;
}
VOID
CopyFdt (
IN VOID *FdtDest,
IN VOID *FdtSource
)
{
CopyMem (FdtDest, FdtSource, fdt_totalsize (FdtSource));
}

70
ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/RelocatableVirt.c
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@ -1,70 +0,0 @@
/** @file
*
* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
* Copyright (c) 2014, Linaro Limited. All rights reserved.
* Copyright (c) 2014, Red Hat, Inc.
*
*
* 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 <Pi/PiBootMode.h>
/**
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;
}
/**
This function is called by PrePeiCore, in the SEC phase.
**/
RETURN_STATUS
ArmPlatformInitialize (
IN UINTN MpId
)
{
//
// We are relying on ArmPlatformInitializeSystemMemory () being called from
// InitializeMemory (), which only occurs if the following feature is disabled
//
ASSERT (!FeaturePcdGet (PcdSystemMemoryInitializeInSec));
return RETURN_SUCCESS;
}
VOID
ArmPlatformInitializeSystemMemory (
VOID
)
{
}
VOID
ArmPlatformGetPlatformPpiList (
OUT UINTN *PpiListSize,
OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
)
{
*PpiListSize = 0;
*PpiList = NULL;
}

82
ArmVirtPkg/Library/ArmXenRelocatablePlatformLib/XenVirtMem.c
View File

@ -1,82 +0,0 @@
/** @file
*
* Copyright (c) 2014, Linaro 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/BaseMemoryLib.h>
#include <Library/PcdLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
// Number of Virtual Memory Map Descriptors
#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 2
// DDR attributes
#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK
#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
EFI_PHYSICAL_ADDRESS
ArmGetPhysAddrTop (
VOID
);
/**
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_DESCRIPTOR *VirtualMemoryTable;
ASSERT (VirtualMemoryMap != NULL);
VirtualMemoryTable = AllocatePages (
EFI_SIZE_TO_PAGES (
sizeof (ARM_MEMORY_REGION_DESCRIPTOR)
* MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS
)
);
if (VirtualMemoryTable == NULL) {
DEBUG ((EFI_D_ERROR, "%a: Error: Failed AllocatePages()\n", __FUNCTION__));
return;
}
//
// Map the entire physical memory space as cached. The only device
// we care about is the GIC, which will be stage 2 mapped as a device
// by the hypervisor, which will override the cached mapping we install
// here.
//
VirtualMemoryTable[0].PhysicalBase = 0x0;
VirtualMemoryTable[0].VirtualBase = 0x0;
VirtualMemoryTable[0].Length = ArmGetPhysAddrTop ();
VirtualMemoryTable[0].Attributes = DDR_ATTRIBUTES_CACHED;
// End of Table
ZeroMem (&VirtualMemoryTable[1], sizeof (ARM_MEMORY_REGION_DESCRIPTOR));
*VirtualMemoryMap = VirtualMemoryTable;
}