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authorandrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524>2010-02-25 20:31:00 +0000
committerandrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524>2010-02-25 20:31:00 +0000
commit1fde2f618c76ea2a79b5b16e121cead5dbaf02bc (patch)
treed866638aa14dca1ac5bfe402ed2684189722204a /ArmEbPkg
parent5aa324d9f3a4b9ab76cd17b1363cf757e53f84e5 (diff)
downloadedk2-platforms-1fde2f618c76ea2a79b5b16e121cead5dbaf02bc.tar.xz
Started working on an ArmEb package. GIC is ported. SEC is a start. Still missing memory map and DRAM init stuff. Hey but it compiles.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10090 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmEbPkg')
-rw-r--r--ArmEbPkg/ArmEbPkg.dec42
-rw-r--r--ArmEbPkg/ArmEbPkg.dsc195
-rw-r--r--ArmEbPkg/Include/ArmEbUart.h75
-rw-r--r--ArmEbPkg/InterruptDxe/InterruptDxe.c495
-rw-r--r--ArmEbPkg/InterruptDxe/InterruptDxe.inf53
-rw-r--r--ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c88
-rw-r--r--ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.inf40
-rw-r--r--ArmEbPkg/Library/SerialPortLib/SerialPortLib.c137
-rw-r--r--ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf42
-rw-r--r--ArmEbPkg/Sec/Cache.c79
-rw-r--r--ArmEbPkg/Sec/LzmaDecompress.h103
-rwxr-xr-xArmEbPkg/Sec/ModuleEntryPoint.S50
-rwxr-xr-xArmEbPkg/Sec/ModuleEntryPoint.asm53
-rwxr-xr-xArmEbPkg/Sec/Sec.c220
-rwxr-xr-xArmEbPkg/Sec/Sec.inf61
15 files changed, 1733 insertions, 0 deletions
diff --git a/ArmEbPkg/ArmEbPkg.dec b/ArmEbPkg/ArmEbPkg.dec
new file mode 100644
index 0000000000..28c4282a62
--- /dev/null
+++ b/ArmEbPkg/ArmEbPkg.dec
@@ -0,0 +1,42 @@
+#/** @file
+# Omap35xx SoC package.
+#
+# Copyright (c) 2009 - 2010, Apple Inc. All rights reserved.
+#
+# 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]
+ DEC_SPECIFICATION = 0x00010005
+ PACKAGE_NAME = ArmEbPkg
+ PACKAGE_GUID = 44577A0D-361A-45B2-B33D-BB9EE60D5A4F
+ PACKAGE_VERSION = 0.1
+
+################################################################################
+#
+# Include Section - list of Include Paths that are provided by this package.
+# Comments are used for Keywords and Module Types.
+#
+# Supported Module Types:
+# BASE SEC PEI_CORE PEIM DXE_CORE DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SMM_DRIVER DXE_SAL_DRIVER UEFI_DRIVER UEFI_APPLICATION
+#
+################################################################################
+[Includes.common]
+ Include # Root include for the package
+
+[Guids.common]
+ gArmEbTokenSpaceGuid = { 0x44577A0D, 0x361A, 0x45B2, { 0xb3, 0x3d, 0xbb, 0x9e, 0xe6, 0x0d, 0x5a, 0x4f} }
+
+[PcdsFeatureFlag.common]
+
+[PcdsFixedAtBuild.common]
+ gArmEbTokenSpaceGuid.PcdConsoleUart|0x12345678|UINT32|0x00000202
+
diff --git a/ArmEbPkg/ArmEbPkg.dsc b/ArmEbPkg/ArmEbPkg.dsc
new file mode 100644
index 0000000000..723de37e7d
--- /dev/null
+++ b/ArmEbPkg/ArmEbPkg.dsc
@@ -0,0 +1,195 @@
+#/** @file
+# ARM EB package.
+#
+# Copyright (c) 2009 - 2010, Apple Inc. All rights reserved.
+#
+# 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 Section - statements that will be processed to create a Makefile.
+#
+################################################################################
+[Defines]
+ PLATFORM_NAME = ArmEbPkg
+ PLATFORM_GUID = F4C1AD3E-9D3E-4F61-8791-B3BB1C43D04C
+ PLATFORM_VERSION = 0.1
+ DSC_SPECIFICATION = 0x00010005
+ OUTPUT_DIRECTORY = Build/ArmEB
+ SUPPORTED_ARCHITECTURES = ARM
+ BUILD_TARGETS = DEBUG|RELEASE
+ SKUID_IDENTIFIER = DEFAULT
+#
+# Add .fdf file after we get a critical mass of drivers ported over
+# FLASH_DEFINITION = ArmEbPkg/ArmEbPkg.fdf
+ DEFINE TARGET_HACK = DEBUG
+
+
+[LibraryClasses.common]
+!if DEBUG_TARGET == RELEASE
+ DebugLib|MdePkg/Library/BaseDebugLibNull/BaseDebugLibNull.inf
+!else
+ DebugLib|MdePkg/Library/BaseDebugLibSerialPort/BaseDebugLibSerialPort.inf
+!endif
+
+ ArmLib|ArmPkg/Library/ArmLib/ArmV7/ArmV7Lib.inf
+ MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
+
+ BaseLib|MdePkg/Library/BaseLib/BaseLib.inf
+ BaseMemoryLib|MdePkg/Library/BaseMemoryLib/BaseMemoryLib.inf
+
+ PrintLib|MdePkg/Library/BasePrintLib/BasePrintLib.inf
+
+ CacheMaintenanceLib|ArmPkg/Library/ArmCacheMaintenanceLib/ArmCacheMaintenanceLib.inf
+ DefaultExceptioHandlerLib|ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandlerLib.inf
+ PrePiLib|EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
+
+ RealTimeClockLib|EmbeddedPkg/Library/TemplateRealTimeClockLib/TemplateRealTimeClockLib.inf
+
+ IoLib|MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf
+
+ MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
+ UefiLib|MdePkg/Library/UefiLib/UefiLib.inf
+ UefiRuntimeServicesTableLib|MdePkg/Library/UefiRuntimeServicesTableLib/UefiRuntimeServicesTableLib.inf
+ DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf
+ UefiBootServicesTableLib|MdePkg/Library/UefiBootServicesTableLib/UefiBootServicesTableLib.inf
+
+ DxeServicesTableLib|MdePkg/Library/DxeServicesTableLib/DxeServicesTableLib.inf
+ UefiDriverEntryPoint|MdePkg/Library/UefiDriverEntryPoint/UefiDriverEntryPoint.inf
+ UefiApplicationEntryPoint|MdePkg/Library/UefiApplicationEntryPoint/UefiApplicationEntryPoint.inf
+
+#
+# Assume everything is fixed at build
+#
+ PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+
+ UefiRuntimeLib|MdePkg/Library/UefiRuntimeLib/UefiRuntimeLib.inf
+
+ # UncachedMemoryAllocationLib|ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.inf
+ UncachedMemoryAllocationLib|ArmPkg/Library/DebugUncachedMemoryAllocationLib/DebugUncachedMemoryAllocationLib.inf
+
+ CpuLib|MdePkg/Library/BaseCpuLib/BaseCpuLib.inf
+ PeCoffGetEntryPointLib|MdePkg/Library/BasePeCoffGetEntryPointLib/BasePeCoffGetEntryPointLib.inf
+
+ SerialPortLib|ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf
+
+ #
+ # Uncomment (and comment out the next line) For RealView Debugger. The Standard IO window
+ # in the debugger will show load and unload commands for symbols. You can cut and paste this
+ # into the command window to load symbols. We should be able to use a script to do this, but
+ # the version of RVD I have does not support scipts accessing system memory.
+ #
+# PeCoffExtraActionLib|ArmPkg/Library/RvdPeCoffExtraActionLib/RvdPeCoffExtraActionLib.inf
+ PeCoffExtraActionLib|MdePkg/Library/BasePeCoffExtraActionLibNull/BasePeCoffExtraActionLibNull.inf
+
+
+
+[LibraryClasses.common.SEC]
+ ArmLib|ArmPkg/Library/ArmLib/ArmV7/ArmV7LibPrePi.inf
+ PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
+ ReportStatusCodeLib|IntelFrameworkModulePkg/Library/PeiDxeDebugLibReportStatusCode/PeiDxeDebugLibReportStatusCode.inf
+ UefiDecompressLib|MdePkg/Library/BaseUefiDecompressLib/BaseUefiDecompressLib.inf
+ ExtractGuidedSectionLib|EmbeddedPkg/Library/PrePiExtractGuidedSectionLib/PrePiExtractGuidedSectionLib.inf
+ LzmaDecompressLib|IntelFrameworkModulePkg/Library/LzmaCustomDecompressLib/LzmaCustomDecompressLib.inf
+ PeCoffLib|MdePkg/Library/BasePeCoffLib/BasePeCoffLib.inf
+
+[LibraryClasses.common.DXE_DRIVER]
+ DxeServicesLib|MdePkg/Library/DxeServicesLib/DxeServicesLib.inf
+
+
+[LibraryClasses.ARM]
+ NULL|ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
+
+
+[BuildOptions]
+ XCODE:*_*_ARM_ARCHCC_FLAGS == -arch armv7 -march=armv7
+ XCODE:*_*_ARM_ARCHASM_FLAGS == -arch armv7
+ XCODE:*_*_ARM_ARCHDLINK_FLAGS == -arch armv7
+
+ RVCT:*_*_ARM_ARCHCC_FLAGS == --cpu 7-A
+ RVCT:*_*_ARM_ARCHASM_FLAGS == --cpu 7-A
+
+
+################################################################################
+#
+# Pcd Section - list of all EDK II PCD Entries defined by this Platform
+#
+################################################################################
+
+
+[PcdsFixedAtBuild.common]
+
+# DEBUG_ASSERT_ENABLED 0x01
+# DEBUG_PRINT_ENABLED 0x02
+# DEBUG_CODE_ENABLED 0x04
+# CLEAR_MEMORY_ENABLED 0x08
+# ASSERT_BREAKPOINT_ENABLED 0x10
+# ASSERT_DEADLOOP_ENABLED 0x20
+ gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask|0x2f
+
+# DEBUG_INIT 0x00000001 // Initialization
+# DEBUG_WARN 0x00000002 // Warnings
+# DEBUG_LOAD 0x00000004 // Load events
+# DEBUG_FS 0x00000008 // EFI File system
+# DEBUG_POOL 0x00000010 // Alloc & Free's
+# DEBUG_PAGE 0x00000020 // Alloc & Free's
+# DEBUG_INFO 0x00000040 // Verbose
+# DEBUG_DISPATCH 0x00000080 // PEI/DXE Dispatchers
+# DEBUG_VARIABLE 0x00000100 // Variable
+# DEBUG_BM 0x00000400 // Boot Manager
+# DEBUG_BLKIO 0x00001000 // BlkIo Driver
+# DEBUG_NET 0x00004000 // SNI Driver
+# DEBUG_UNDI 0x00010000 // UNDI Driver
+# DEBUG_LOADFILE 0x00020000 // UNDI Driver
+# DEBUG_EVENT 0x00080000 // Event messages
+# DEBUG_ERROR 0x80000000 // Error
+ gEfiMdePkgTokenSpaceGuid.PcdDebugPrintErrorLevel|0x80000004
+
+ gEfiMdePkgTokenSpaceGuid.PcdReportStatusCodePropertyMask|0x07
+
+ gEmbeddedTokenSpaceGuid.PcdPrePiTempMemorySize|0
+ gEmbeddedTokenSpaceGuid.PcdPrePiBfvBaseAddress|0
+ gEmbeddedTokenSpaceGuid.PcdPrePiBfvSize|0
+ gEmbeddedTokenSpaceGuid.PcdFlashFvMainBase|0
+ gEmbeddedTokenSpaceGuid.PcdFlashFvMainSize|0
+
+ gEmbeddedTokenSpaceGuid.PcdPrePiHobBase|0x80001000
+ gEmbeddedTokenSpaceGuid.PcdPrePiStackBase|0x87FE0000 # stack at top of memory
+ gEmbeddedTokenSpaceGuid.PcdPrePiStackSize|0x20000 # 128K stack
+ gEmbeddedTokenSpaceGuid.PcdMemoryBase|0x80000000
+ gEmbeddedTokenSpaceGuid.PcdMemorySize|0x10000000
+
+ gArmTokenSpaceGuid.PcdCpuVectorBaseAddress|0x80000000
+ gArmTokenSpaceGuid.PcdCpuResetAddress|0x80008000
+ gArmTokenSpaceGuid.PcdArmUncachedMemoryMask|0x0000000040000000
+
+################################################################################
+#
+# Components Section - list of all EDK II Modules needed by this Platform
+#
+################################################################################
+[Components.common]
+ ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.inf
+ ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf
+# Omap35xxPkg/Library/BeagleBoardTimerLib/BeagleBoardTimerLib.inf
+# Omap35xxPkg/Library/OmapLib/OmapLib.inf
+
+# Omap35xxPkg/Flash/Flash.inf
+# Omap35xxPkg/MMCHSDxe/MMCHS.inf
+# Omap35xxPkg/SmbusDxe/Smbus.inf
+# Omap35xxPkg/Gpio/Gpio.inf
+ ArmEbPkg/Sec/Sec.inf
+ ArmEbPkg/InterruptDxe/InterruptDxe.inf
+# Omap35xxPkg/TimerDxe/TimerDxe.inf
+# Omap35xxPkg/TPS65950Dxe/TPS65950.inf
+
+
+
diff --git a/ArmEbPkg/Include/ArmEbUart.h b/ArmEbPkg/Include/ArmEbUart.h
new file mode 100644
index 0000000000..7c8fd11ed6
--- /dev/null
+++ b/ArmEbPkg/Include/ArmEbUart.h
@@ -0,0 +1,75 @@
+/*++
+
+Copyright (c) 2006 - 2009, Intel Corporation
+Portions copyright (c) 2009, Hewlett-Packard Company
+Portions copyright (c) 2010, Apple, Inc. All rights reserved.
+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.
+
+--*/
+
+#ifndef __ARM_EB_UART_H__
+#define __ARM_EB_UART_H__
+
+
+#define SERIAL_PORT_MAX_TIMEOUT 100000000 // 100 seconds
+
+
+// EB constants
+#define EB_UART1_BASE 0x10009000
+
+// PL011 Registers
+#define UARTDR 0x000
+#define UARTRSR 0x004
+#define UARTECR 0x004
+#define UARTFR 0x018
+#define UARTILPR 0x020
+#define UARTIBRD 0x024
+#define UARTFBRD 0x028
+#define UARTLCR_H 0x02C
+#define UARTCR 0x030
+#define UARTIFLS 0x034
+#define UARTIMSC 0x038
+#define UARTRIS 0x03C
+#define UARTMIS 0x040
+#define UARTICR 0x044
+#define UARTDMACR 0x048
+
+// If the required baud rate is 115200 and UARTCLK = 24MHz then:
+// Baud Rate Divisor = (24×10^6)/(16×115200) = 13.020833
+// This means BRDI = 13 and BRDF = 0.020833
+// Therefore, fractional part, m = integer(0.020833×64) = integer(1.33331) = 1
+// Generated baud rate divider = 13+1/64 = 13.015625
+// Generated baud rate = (24×10^6)/(16×13.015625) = 115246.098
+// Error = (115246.098-115200)/115200 × 100 = 0.04%
+#define UART_115200_IDIV 13
+#define UART_115200_FDIV 1
+
+// add more baud rates here as needed
+
+// data status bits
+#define UART_DATA_ERROR_MASK 0x0F00
+
+// status reg bits
+#define UART_STATUS_ERROR_MASK 0x0F
+
+// flag reg bits
+#define UART_TX_EMPTY_FLAG_MASK 0x80
+#define UART_RX_FULL_FLAG_MASK 0x40
+#define UART_TX_FULL_FLAG_MASK 0x20
+#define UART_RX_EMPTY_FLAG_MASK 0x10
+#define UART_BUSY_FLAG_MASK 0x08
+
+// control reg bits
+#define UART_CTSEN_CONTROL_MASK 0x8000
+#define UART_RTSEN_CONTROL_MASK 0x4000
+#define UART_RTS_CONTROL_MASK 0x0800
+#define UART_DTR_CONTROL_MASK 0x0400
+
+
+#endif
diff --git a/ArmEbPkg/InterruptDxe/InterruptDxe.c b/ArmEbPkg/InterruptDxe/InterruptDxe.c
new file mode 100644
index 0000000000..b8e1aa5d1d
--- /dev/null
+++ b/ArmEbPkg/InterruptDxe/InterruptDxe.c
@@ -0,0 +1,495 @@
+/** @file
+ Portions copyright (c) 2010, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/*++
+
+Copyright (c) 2009, Hewlett-Packard Company
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+
+ Gic.c
+
+Abstract:
+
+ Driver implementing the GIC interrupt controller protocol
+
+--*/
+
+#include <PiDxe.h>
+
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+#include <Library/PcdLib.h>
+#include <Library/IoLib.h>
+
+#include <Protocol/Cpu.h>
+#include <Protocol/HardwareInterrupt.h>
+
+
+//
+// EB board definitions
+//
+#define EB_GIC1_CPU_INTF_BASE 0x10040000
+#define EB_GIC1_DIST_BASE 0x10041000
+#define EB_GIC2_CPU_INTF_BASE 0x10050000
+#define EB_GIC2_DIST_BASE 0x10051000
+#define EB_GIC3_CPU_INTF_BASE 0x10060000
+#define EB_GIC3_DIST_BASE 0x10061000
+#define EB_GIC4_CPU_INTF_BASE 0x10070000
+#define EB_GIC5_DIST_BASE 0x10071000
+
+// number of interrupts sources supported by each GIC on the EB
+#define EB_NUM_GIC_INTERRUPTS 96
+
+// number of 32-bit registers needed to represent those interrupts as a bit
+// (used for enable set, enable clear, pending set, pending clear, and active regs)
+#define EB_NUM_GIC_REG_PER_INT_BITS (EB_NUM_GIC_INTERRUPTS / 32)
+
+// number of 32-bit registers needed to represent those interrupts as two bits
+// (used for configuration reg)
+#define EB_NUM_GIC_REG_PER_INT_CFG (EB_NUM_GIC_INTERRUPTS / 16)
+
+// number of 32-bit registers needed to represent interrupts as 8-bit priority field
+// (used for priority regs)
+#define EB_NUM_GIC_REG_PER_INT_BYTES (EB_NUM_GIC_INTERRUPTS / 4)
+
+#define GIC_DEFAULT_PRIORITY 0x80
+
+//
+// GIC definitions
+//
+
+// Distributor
+#define GIC_ICDDCR 0x000 // Distributor Control Register
+#define GIC_ICDICTR 0x004 // Interrupt Controller Type Register
+#define GIC_ICDIIDR 0x008 // Implementer Identification Register
+
+// each reg base below repeats for EB_NUM_GIC_REG_PER_INT_BITS (see GIC spec)
+#define GIC_ICDISR 0x080 // Interrupt Security Registers
+#define GIC_ICDISER 0x100 // Interrupt Set-Enable Registers
+#define GIC_ICDICER 0x180 // Interrupt Clear-Enable Registers
+#define GIC_ICDSPR 0x200 // Interrupt Set-Pending Registers
+#define GIC_ICDCPR 0x280 // Interrupt Clear-Pending Registers
+#define GIC_ICDABR 0x300 // Active Bit Registers
+
+// each reg base below repeats for EB_NUM_GIC_REG_PER_INT_BYTES
+#define GIC_ICDIPR 0x400 // Interrupt Priority Registers
+
+// each reg base below repeats for EB_NUM_GIC_INTERRUPTS
+#define GIC_ICDIPTR 0x800 // Interrupt Processor Target Registers
+#define GIC_ICDICFR 0xC00 // Interrupt Configuration Registers
+
+// just one of these
+#define GIC_ICDSGIR 0xF00 // Software Generated Interrupt Register
+
+
+// Cpu interface
+#define GIC_ICCICR 0x00 // CPU Interface Controler Register
+#define GIC_ICCPMR 0x04 // Interrupt Priority Mask Register
+#define GIC_ICCBPR 0x08 // Binary Point Register
+#define GIC_ICCIAR 0x0C // Interrupt Acknowledge Register
+#define GIC_ICCEIOR 0x10 // End Of Interrupt Register
+#define GIC_ICCRPR 0x14 // Running Priority Register
+#define GIC_ICCPIR 0x18 // Highest Pending Interrupt Register
+#define GIC_ICCABPR 0x1C // Aliased Binary Point Register
+#define GIC_ICCIDR 0xFC // Identification Register
+
+extern EFI_HARDWARE_INTERRUPT_PROTOCOL gHardwareInterruptProtocol;
+
+//
+// Notifications
+//
+VOID *CpuProtocolNotificationToken = NULL;
+EFI_EVENT CpuProtocolNotificationEvent = (EFI_EVENT)NULL;
+EFI_EVENT EfiExitBootServicesEvent = (EFI_EVENT)NULL;
+
+
+HARDWARE_INTERRUPT_HANDLER gRegisteredInterruptHandlers[EB_NUM_GIC_INTERRUPTS];
+
+/**
+ Register Handler for the specified interrupt source.
+
+ @param This Instance pointer for this protocol
+ @param Source Hardware source of the interrupt
+ @param Handler Callback for interrupt. NULL to unregister
+
+ @retval EFI_SUCCESS Source was updated to support Handler.
+ @retval EFI_DEVICE_ERROR Hardware could not be programmed.
+
+**/
+EFI_STATUS
+EFIAPI
+RegisterInterruptSource (
+ IN EFI_HARDWARE_INTERRUPT_PROTOCOL *This,
+ IN HARDWARE_INTERRUPT_SOURCE Source,
+ IN HARDWARE_INTERRUPT_HANDLER Handler
+ )
+{
+ if (Source > EB_NUM_GIC_INTERRUPTS) {
+ ASSERT(FALSE);
+ return EFI_UNSUPPORTED;
+ }
+
+ if ((Handler == NULL) && (gRegisteredInterruptHandlers[Source] == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if ((Handler != NULL) && (gRegisteredInterruptHandlers[Source] != NULL)) {
+ return EFI_ALREADY_STARTED;
+ }
+
+ gRegisteredInterruptHandlers[Source] = Handler;
+ return This->EnableInterruptSource(This, Source);
+}
+
+
+/**
+ Enable interrupt source Source.
+
+ @param This Instance pointer for this protocol
+ @param Source Hardware source of the interrupt
+
+ @retval EFI_SUCCESS Source interrupt enabled.
+ @retval EFI_DEVICE_ERROR Hardware could not be programmed.
+
+**/
+EFI_STATUS
+EFIAPI
+EnableInterruptSource (
+ IN EFI_HARDWARE_INTERRUPT_PROTOCOL *This,
+ IN HARDWARE_INTERRUPT_SOURCE Source
+ )
+{
+ UINT32 RegOffset;
+ UINTN RegShift;
+
+ if (Source > EB_NUM_GIC_INTERRUPTS) {
+ ASSERT(FALSE);
+ return EFI_UNSUPPORTED;
+ }
+
+ // calculate enable register offset and bit position
+ RegOffset = Source / 32;
+ RegShift = Source % 32;
+
+ // write set-enable register
+ MmioWrite32 (EB_GIC1_DIST_BASE+GIC_ICDISER+(4*RegOffset), 1 << RegShift);
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Disable interrupt source Source.
+
+ @param This Instance pointer for this protocol
+ @param Source Hardware source of the interrupt
+
+ @retval EFI_SUCCESS Source interrupt disabled.
+ @retval EFI_DEVICE_ERROR Hardware could not be programmed.
+
+**/
+EFI_STATUS
+EFIAPI
+DisableInterruptSource (
+ IN EFI_HARDWARE_INTERRUPT_PROTOCOL *This,
+ IN HARDWARE_INTERRUPT_SOURCE Source
+ )
+{
+ UINT32 RegOffset;
+ UINTN RegShift;
+
+ if (Source > EB_NUM_GIC_INTERRUPTS) {
+ ASSERT(FALSE);
+ return EFI_UNSUPPORTED;
+ }
+
+ // calculate enable register offset and bit position
+ RegOffset = Source / 32;
+ RegShift = Source % 32;
+
+ // write set-enable register
+ MmioWrite32 (EB_GIC1_DIST_BASE+GIC_ICDICER+(4*RegOffset), 1 << RegShift);
+
+ return EFI_SUCCESS;
+}
+
+
+
+/**
+ Return current state of interrupt source Source.
+
+ @param This Instance pointer for this protocol
+ @param Source Hardware source of the interrupt
+ @param InterruptState TRUE: source enabled, FALSE: source disabled.
+
+ @retval EFI_SUCCESS InterruptState is valid
+ @retval EFI_DEVICE_ERROR InterruptState is not valid
+
+**/
+EFI_STATUS
+EFIAPI
+GetInterruptSourceState (
+ IN EFI_HARDWARE_INTERRUPT_PROTOCOL *This,
+ IN HARDWARE_INTERRUPT_SOURCE Source,
+ IN BOOLEAN *InterruptState
+ )
+{
+ UINT32 RegOffset;
+ UINTN RegShift;
+
+ if (Source > EB_NUM_GIC_INTERRUPTS) {
+ ASSERT(FALSE);
+ return EFI_UNSUPPORTED;
+ }
+
+ // calculate enable register offset and bit position
+ RegOffset = Source / 32;
+ RegShift = Source % 32;
+
+ if ((MmioRead32 (EB_GIC1_DIST_BASE+GIC_ICDISER+(4*RegOffset)) & (1<<RegShift)) == 0) {
+ *InterruptState = FALSE;
+ } else {
+ *InterruptState = TRUE;
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Signal to the hardware that the End Of Intrrupt state
+ has been reached.
+
+ @param This Instance pointer for this protocol
+ @param Source Hardware source of the interrupt
+
+ @retval EFI_SUCCESS Source interrupt EOI'ed.
+ @retval EFI_DEVICE_ERROR Hardware could not be programmed.
+
+**/
+EFI_STATUS
+EFIAPI
+EndOfInterrupt (
+ IN EFI_HARDWARE_INTERRUPT_PROTOCOL *This,
+ IN HARDWARE_INTERRUPT_SOURCE Source
+ )
+{
+ if (Source > EB_NUM_GIC_INTERRUPTS) {
+ ASSERT(FALSE);
+ return EFI_UNSUPPORTED;
+ }
+
+ MmioWrite32 (EB_GIC1_CPU_INTF_BASE+GIC_ICCEIOR, Source);
+ return EFI_SUCCESS;
+}
+
+
+/**
+ EFI_CPU_INTERRUPT_HANDLER that is called when a processor interrupt occurs.
+
+ @param InterruptType Defines the type of interrupt or exception that
+ occurred on the processor.This parameter is processor architecture specific.
+ @param SystemContext A pointer to the processor context when
+ the interrupt occurred on the processor.
+
+ @return None
+
+**/
+VOID
+EFIAPI
+IrqInterruptHandler (
+ IN EFI_EXCEPTION_TYPE InterruptType,
+ IN EFI_SYSTEM_CONTEXT SystemContext
+ )
+{
+ UINT32 GicInterrupt;
+ HARDWARE_INTERRUPT_HANDLER InterruptHandler;
+
+ GicInterrupt = MmioRead32 (EB_GIC1_CPU_INTF_BASE + GIC_ICCIAR);
+ if (GicInterrupt >= EB_NUM_GIC_INTERRUPTS) {
+ MmioWrite32 (EB_GIC1_CPU_INTF_BASE+GIC_ICCEIOR, GicInterrupt);
+ }
+
+ InterruptHandler = gRegisteredInterruptHandlers[GicInterrupt];
+ if (InterruptHandler != NULL) {
+ // Call the registered interrupt handler.
+ InterruptHandler (GicInterrupt, SystemContext);
+ } else {
+ DEBUG ((EFI_D_ERROR, "Spurious GIC interrupt: %x\n", GicInterrupt));
+ }
+
+ EndOfInterrupt (&gHardwareInterruptProtocol, GicInterrupt);
+}
+
+
+//
+// Making this global saves a few bytes in image size
+//
+EFI_HANDLE gHardwareInterruptHandle = NULL;
+
+//
+// The protocol instance produced by this driver
+//
+EFI_HARDWARE_INTERRUPT_PROTOCOL gHardwareInterruptProtocol = {
+ RegisterInterruptSource,
+ EnableInterruptSource,
+ DisableInterruptSource,
+ GetInterruptSourceState,
+ EndOfInterrupt
+};
+
+
+/**
+ Shutdown our hardware
+
+ DXE Core will disable interrupts and turn off the timer and disable interrupts
+ after all the event handlers have run.
+
+ @param[in] Event The Event that is being processed
+ @param[in] Context Event Context
+**/
+VOID
+EFIAPI
+ExitBootServicesEvent (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ UINTN i;
+
+ for (i = 0; i < EB_NUM_GIC_INTERRUPTS; i++) {
+ DisableInterruptSource (&gHardwareInterruptProtocol, i);
+ }
+}
+
+
+//
+// Notification routines
+//
+VOID
+CpuProtocolInstalledNotification (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ EFI_STATUS Status;
+ EFI_CPU_ARCH_PROTOCOL *Cpu;
+
+ //
+ // Get the cpu protocol that this driver requires.
+ //
+ Status = gBS->LocateProtocol(&gEfiCpuArchProtocolGuid, NULL, (VOID **)&Cpu);
+ ASSERT_EFI_ERROR(Status);
+
+ //
+ // Unregister the default exception handler.
+ //
+ Status = Cpu->RegisterInterruptHandler(Cpu, EXCEPT_ARM_IRQ, NULL);
+ ASSERT_EFI_ERROR(Status);
+
+ //
+ // Register to receive interrupts
+ //
+ Status = Cpu->RegisterInterruptHandler(Cpu, EXCEPT_ARM_IRQ, IrqInterruptHandler);
+ ASSERT_EFI_ERROR(Status);
+}
+
+/**
+ Initialize the state information for the CPU Architectural Protocol
+
+ @param ImageHandle of the loaded driver
+ @param SystemTable Pointer to the System Table
+
+ @retval EFI_SUCCESS Protocol registered
+ @retval EFI_OUT_OF_RESOURCES Cannot allocate protocol data structure
+ @retval EFI_DEVICE_ERROR Hardware problems
+
+**/
+EFI_STATUS
+InterruptDxeInitialize (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+ UINTN i;
+ UINT32 RegOffset;
+ UINTN RegShift;
+
+
+ // Make sure the Interrupt Controller Protocol is not already installed in the system.
+ ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gHardwareInterruptProtocolGuid);
+
+ for (i = 0; i < EB_NUM_GIC_INTERRUPTS; i++) {
+ DisableInterruptSource (&gHardwareInterruptProtocol, i);
+
+ // Set Priority
+ RegOffset = i / 4;
+ RegShift = (i % 4) * 8;
+ MmioAndThenOr32 (
+ EB_GIC1_DIST_BASE+GIC_ICDIPR+(4*RegOffset),
+ ~(0xff << RegShift),
+ GIC_DEFAULT_PRIORITY << RegShift
+ );
+ }
+
+ // configure interrupts for cpu 0
+ for (i = 0; i < EB_NUM_GIC_REG_PER_INT_BYTES; i++) {
+ MmioWrite32 (EB_GIC1_DIST_BASE + GIC_ICDIPTR + (i*4), 0x01010101);
+ }
+
+ // set binary point reg to 0x7 (no preemption)
+ MmioWrite32 (EB_GIC1_CPU_INTF_BASE + GIC_ICCBPR, 0x7);
+
+ // set priority mask reg to 0xff to allow all priorities through
+ MmioWrite32 (EB_GIC1_CPU_INTF_BASE + GIC_ICCPMR, 0xff);
+
+ // enable gic cpu interface
+ MmioWrite32 (EB_GIC1_CPU_INTF_BASE + GIC_ICCICR, 0x1);
+
+ // enable gic distributor
+ MmioWrite32 (EB_GIC1_DIST_BASE + GIC_ICCICR, 0x1);
+
+
+ ZeroMem (&gRegisteredInterruptHandlers, sizeof (gRegisteredInterruptHandlers));
+
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &gHardwareInterruptHandle,
+ &gHardwareInterruptProtocolGuid, &gHardwareInterruptProtocol,
+ NULL
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ // Set up to be notified when the Cpu protocol is installed.
+ Status = gBS->CreateEvent (EVT_NOTIFY_SIGNAL, TPL_CALLBACK, CpuProtocolInstalledNotification, NULL, &CpuProtocolNotificationEvent);
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->RegisterProtocolNotify (&gEfiCpuArchProtocolGuid, CpuProtocolNotificationEvent, (VOID *)&CpuProtocolNotificationToken);
+ ASSERT_EFI_ERROR (Status);
+
+ // Register for an ExitBootServicesEvent
+ Status = gBS->CreateEvent (EVT_SIGNAL_EXIT_BOOT_SERVICES, TPL_NOTIFY, ExitBootServicesEvent, NULL, &EfiExitBootServicesEvent);
+ ASSERT_EFI_ERROR (Status);
+
+ return Status;
+}
+
diff --git a/ArmEbPkg/InterruptDxe/InterruptDxe.inf b/ArmEbPkg/InterruptDxe/InterruptDxe.inf
new file mode 100644
index 0000000000..aeaf625797
--- /dev/null
+++ b/ArmEbPkg/InterruptDxe/InterruptDxe.inf
@@ -0,0 +1,53 @@
+#/** @file
+#
+# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.
+# 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 = GicInterruptDxe
+ FILE_GUID = A7496828-946E-43BF-97D6-AA0272001899
+ MODULE_TYPE = DXE_DRIVER
+ VERSION_STRING = 1.0
+
+ ENTRY_POINT = InterruptDxeInitialize
+
+
+[Sources.common]
+ InterruptDxe.c
+
+
+[Packages]
+ MdePkg/MdePkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+ ArmEbPkg/ArmEbPkg.dec
+
+[LibraryClasses]
+ BaseLib
+ UefiLib
+ UefiBootServicesTableLib
+ DebugLib
+ PrintLib
+ UefiDriverEntryPoint
+ IoLib
+
+[Guids]
+
+
+[Protocols]
+ gHardwareInterruptProtocolGuid
+ gEfiCpuArchProtocolGuid
+
+[FixedPcd.common]
+ gEmbeddedTokenSpaceGuid.PcdInterruptBaseAddress
+
+[depex]
+ TRUE
diff --git a/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c b/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c
new file mode 100644
index 0000000000..7bf6417bd7
--- /dev/null
+++ b/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c
@@ -0,0 +1,88 @@
+/** @file
+ Template library implementation to support ResetSystem Runtime call.
+
+ Fill in the templates with what ever makes you system reset.
+
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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 <PiDxe.h>
+
+#include <Library/PcdLib.h>
+#include <Library/ArmLib.h>
+#include <Library/CacheMaintenanceLib.h>
+#include <Library/DebugLib.h>
+#include <Library/EfiResetSystemLib.h>
+
+#include <ArmEbUart.h>
+
+/**
+ Resets the entire platform.
+
+ @param ResetType The type of reset to perform.
+ @param ResetStatus The status code for the reset.
+ @param DataSize The size, in bytes, of WatchdogData.
+ @param ResetData For a ResetType of EfiResetCold, EfiResetWarm, or
+ EfiResetShutdown the data buffer starts with a Null-terminated
+ Unicode string, optionally followed by additional binary data.
+
+**/
+EFI_STATUS
+EFIAPI
+LibResetSystem (
+ IN EFI_RESET_TYPE ResetType,
+ IN EFI_STATUS ResetStatus,
+ IN UINTN DataSize,
+ IN CHAR16 *ResetData OPTIONAL
+ )
+{
+ if (ResetData != NULL) {
+ DEBUG ((EFI_D_ERROR, "%s", ResetData));
+ }
+
+ switch (ResetType) {
+ case EfiResetWarm:
+ // Map a warm reset into a cold reset
+ case EfiResetCold:
+ case EfiResetShutdown:
+ default:
+ break;
+ }
+
+ // If the reset didn't work, return an error.
+ ASSERT (FALSE);
+ return EFI_DEVICE_ERROR;
+}
+
+
+
+/**
+ Initialize any infrastructure required for LibResetSystem () to function.
+
+ @param ImageHandle The firmware allocated handle for the EFI image.
+ @param SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+
+**/
+EFI_STATUS
+EFIAPI
+LibInitializeResetSystem (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ return EFI_SUCCESS;
+}
+
diff --git a/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.inf b/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.inf
new file mode 100644
index 0000000000..8b900660a6
--- /dev/null
+++ b/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.inf
@@ -0,0 +1,40 @@
+#/** @file
+# Reset System lib to make it easy to port new platforms
+#
+# Copyright (c) 2008, Apple Inc.
+#
+# 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 = ArmEbResetSystemLib
+ FILE_GUID = DA6BF954-F0FF-4A1A-88D7-16560B9A9D20
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = EfiResetSystemLib
+
+
+[Sources.common]
+ ResetSystemLib.c
+
+[Packages]
+ ArmPkg/ArmPkg.dec
+ MdePkg/MdePkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+ ArmEbPkg/ArmEbPkg.dec
+
+[Pcd.common]
+ gArmTokenSpaceGuid.PcdCpuResetAddress
+ gEmbeddedTokenSpaceGuid.PcdEmbeddedFdBaseAddress
+
+[LibraryClasses]
+ DebugLib
+ BeagleBoardSystemLib
diff --git a/ArmEbPkg/Library/SerialPortLib/SerialPortLib.c b/ArmEbPkg/Library/SerialPortLib/SerialPortLib.c
new file mode 100644
index 0000000000..d98164667f
--- /dev/null
+++ b/ArmEbPkg/Library/SerialPortLib/SerialPortLib.c
@@ -0,0 +1,137 @@
+/** @file
+ Serial I/O Port library functions with no library constructor/destructor
+
+
+ Copyright (c) 2008-2010, Apple Inc. All rights reserved.
+
+ All rights reserved. This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Base.h>
+#include <Library/DebugLib.h>
+#include <Library/SerialPortLib.h>
+#include <Library/PcdLib.h>
+#include <Library/IoLib.h>
+#include <ArmEbUart.h>
+
+/*
+
+ Programmed hardware of Serial port.
+
+ @return Always return EFI_UNSUPPORTED.
+
+**/
+RETURN_STATUS
+EFIAPI
+SerialPortInitialize (
+ VOID
+ )
+{
+ UINT32 Base = PcdGet32 (PcdConsoleUart);
+
+ // initialize baud rate generator to 115200 based on EB clock REFCLK24MHZ
+ MmioWrite32 (Base + UARTIBRD, UART_115200_IDIV);
+ MmioWrite32 (Base + UARTFBRD, UART_115200_FDIV);
+
+ // no parity, 1 stop, no fifo, 8 data bits
+ MmioWrite32 (Base + UARTLCR_H, 0x60);
+
+ // clear any pending errors
+ MmioWrite32 (Base + UARTECR, 0);
+
+ // enable tx, rx, and uart overall
+ MmioWrite32 (Base + UARTCR, 0x301);
+
+ return RETURN_SUCCESS;
+}
+
+/**
+ Write data to serial device.
+
+ @param Buffer Point of data buffer which need to be writed.
+ @param NumberOfBytes Number of output bytes which are cached in Buffer.
+
+ @retval 0 Write data failed.
+ @retval !0 Actual number of bytes writed to serial device.
+
+**/
+UINTN
+EFIAPI
+SerialPortWrite (
+ IN UINT8 *Buffer,
+ IN UINTN NumberOfBytes
+)
+{
+ UINT32 FR = PcdGet32(PcdConsoleUart) + UARTFR;
+ UINT32 DR = PcdGet32(PcdConsoleUart) + UARTDR;
+ UINTN Count;
+
+ for (Count = 0; Count < NumberOfBytes; Count++, Buffer++) {
+ while ((MmioRead32 (FR) & UART_TX_EMPTY_FLAG_MASK) != 0);
+ MmioWrite8 (DR, *Buffer);
+ }
+
+ return NumberOfBytes;
+}
+
+
+/**
+ Read data from serial device and save the datas in buffer.
+
+ @param Buffer Point of data buffer which need to be writed.
+ @param NumberOfBytes Number of output bytes which are cached in Buffer.
+
+ @retval 0 Read data failed.
+ @retval !0 Aactual number of bytes read from serial device.
+
+**/
+UINTN
+EFIAPI
+SerialPortRead (
+ OUT UINT8 *Buffer,
+ IN UINTN NumberOfBytes
+)
+{
+ UINT32 FR = PcdGet32(PcdConsoleUart) + UARTFR;
+ UINT32 DR = PcdGet32(PcdConsoleUart) + UARTDR;
+ UINTN Count;
+
+ for (Count = 0; Count < NumberOfBytes; Count++, Buffer++) {
+ while ((MmioRead32 (FR) & UART_RX_EMPTY_FLAG_MASK) == 0);
+ *Buffer = MmioRead8 (DR);
+ }
+
+ return NumberOfBytes;
+}
+
+
+/**
+ Check to see if any data is avaiable to be read from the debug device.
+
+ @retval EFI_SUCCESS At least one byte of data is avaiable to be read
+ @retval EFI_NOT_READY No data is avaiable to be read
+ @retval EFI_DEVICE_ERROR The serial device is not functioning properly
+
+**/
+BOOLEAN
+EFIAPI
+SerialPortPoll (
+ VOID
+ )
+{
+ UINT32 FR = PcdGet32(PcdConsoleUart) + UARTFR;
+
+ if ((MmioRead32 (FR) & UART_RX_EMPTY_FLAG_MASK) == 0) {
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}
+
diff --git a/ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf b/ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf
new file mode 100644
index 0000000000..375c7371f7
--- /dev/null
+++ b/ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf
@@ -0,0 +1,42 @@
+#/** @file
+# EDK Serial port lib
+#
+# Copyright (c) 2009, Apple Inc.
+#
+# 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 = ArmEbSerialPortLib
+ FILE_GUID = 3019EF69-DDE6-4E23-A511-1A8C0279345A
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = SerialPortLib
+
+
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+ SerialPortLib.c
+
+[LibraryClasses]
+ DebugLib
+ IoLib
+
+[Packages]
+ MdePkg/MdePkg.dec
+ ArmEbPkg/ArmEbPkg.dec
+
+[FixedPcd]
+ gArmEbTokenSpaceGuid.PcdConsoleUart
+
diff --git a/ArmEbPkg/Sec/Cache.c b/ArmEbPkg/Sec/Cache.c
new file mode 100644
index 0000000000..b27a179513
--- /dev/null
+++ b/ArmEbPkg/Sec/Cache.c
@@ -0,0 +1,79 @@
+/** @file
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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 <PiPei.h>
+
+#include <Library/ArmLib.h>
+#include <Library/PrePiLib.h>
+#include <Library/PcdLib.h>
+
+// DDR attributes
+#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK
+#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
+
+// SoC registers. L3 interconnects
+#define SOC_REGISTERS_L3_PHYSICAL_BASE 0x68000000
+#define SOC_REGISTERS_L3_PHYSICAL_LENGTH 0x08000000
+#define SOC_REGISTERS_L3_ATTRIBUTES ARM_MEMORY_REGION_ATTRIBUTE_DEVICE
+
+// SoC registers. L4 interconnects
+#define SOC_REGISTERS_L4_PHYSICAL_BASE 0x48000000
+#define SOC_REGISTERS_L4_PHYSICAL_LENGTH 0x08000000
+#define SOC_REGISTERS_L4_ATTRIBUTES ARM_MEMORY_REGION_ATTRIBUTE_DEVICE
+
+VOID
+InitCache (
+ IN UINT32 MemoryBase,
+ IN UINT32 MemoryLength
+ )
+{
+ UINT32 CacheAttributes;
+ ARM_MEMORY_REGION_DESCRIPTOR MemoryTable[5];
+ VOID *TranslationTableBase;
+ UINTN TranslationTableSize;
+
+ if (FeaturePcdGet(PcdCacheEnable) == TRUE) {
+ CacheAttributes = DDR_ATTRIBUTES_CACHED;
+ } else {
+ CacheAttributes = DDR_ATTRIBUTES_UNCACHED;
+ }
+
+ // DDR
+ MemoryTable[0].PhysicalBase = MemoryBase;
+ MemoryTable[0].VirtualBase = MemoryBase;
+ MemoryTable[0].Length = MemoryLength;
+ MemoryTable[0].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;
+
+ // SOC Registers. L3 interconnects
+ MemoryTable[1].PhysicalBase = SOC_REGISTERS_L3_PHYSICAL_BASE;
+ MemoryTable[1].VirtualBase = SOC_REGISTERS_L3_PHYSICAL_BASE;
+ MemoryTable[1].Length = SOC_REGISTERS_L3_PHYSICAL_LENGTH;
+ MemoryTable[1].Attributes = SOC_REGISTERS_L3_ATTRIBUTES;
+
+ // SOC Registers. L4 interconnects
+ MemoryTable[2].PhysicalBase = SOC_REGISTERS_L4_PHYSICAL_BASE;
+ MemoryTable[2].VirtualBase = SOC_REGISTERS_L4_PHYSICAL_BASE;
+ MemoryTable[2].Length = SOC_REGISTERS_L4_PHYSICAL_LENGTH;
+ MemoryTable[2].Attributes = SOC_REGISTERS_L4_ATTRIBUTES;
+
+ // End of Table
+ MemoryTable[3].PhysicalBase = 0;
+ MemoryTable[3].VirtualBase = 0;
+ MemoryTable[3].Length = 0;
+ MemoryTable[3].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;
+
+ ArmConfigureMmu (MemoryTable, &TranslationTableBase, &TranslationTableSize);
+
+ BuildMemoryAllocationHob ((EFI_PHYSICAL_ADDRESS)(UINTN)TranslationTableBase, TranslationTableSize, EfiBootServicesData);
+}
diff --git a/ArmEbPkg/Sec/LzmaDecompress.h b/ArmEbPkg/Sec/LzmaDecompress.h
new file mode 100644
index 0000000000..59f265517f
--- /dev/null
+++ b/ArmEbPkg/Sec/LzmaDecompress.h
@@ -0,0 +1,103 @@
+/** @file
+ LZMA Decompress Library header file
+
+ Copyright (c) 2006 - 2010, Intel Corporation<BR>
+ All rights reserved. This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __LZMA_DECOMPRESS_H___
+#define __LZMA_DECOMPRESS_H___
+
+/**
+ Examines a GUIDed section and returns the size of the decoded buffer and the
+ size of an scratch buffer required to actually decode the data in a GUIDed section.
+
+ Examines a GUIDed section specified by InputSection.
+ If GUID for InputSection does not match the GUID that this handler supports,
+ then RETURN_UNSUPPORTED is returned.
+ If the required information can not be retrieved from InputSection,
+ then RETURN_INVALID_PARAMETER is returned.
+ If the GUID of InputSection does match the GUID that this handler supports,
+ then the size required to hold the decoded buffer is returned in OututBufferSize,
+ the size of an optional scratch buffer is returned in ScratchSize, and the Attributes field
+ from EFI_GUID_DEFINED_SECTION header of InputSection is returned in SectionAttribute.
+
+ If InputSection is NULL, then ASSERT().
+ If OutputBufferSize is NULL, then ASSERT().
+ If ScratchBufferSize is NULL, then ASSERT().
+ If SectionAttribute is NULL, then ASSERT().
+
+
+ @param[in] InputSection A pointer to a GUIDed section of an FFS formatted file.
+ @param[out] OutputBufferSize A pointer to the size, in bytes, of an output buffer required
+ if the buffer specified by InputSection were decoded.
+ @param[out] ScratchBufferSize A pointer to the size, in bytes, required as scratch space
+ if the buffer specified by InputSection were decoded.
+ @param[out] SectionAttribute A pointer to the attributes of the GUIDed section. See the Attributes
+ field of EFI_GUID_DEFINED_SECTION in the PI Specification.
+
+ @retval RETURN_SUCCESS The information about InputSection was returned.
+ @retval RETURN_UNSUPPORTED The section specified by InputSection does not match the GUID this handler supports.
+ @retval RETURN_INVALID_PARAMETER The information can not be retrieved from the section specified by InputSection.
+
+**/
+RETURN_STATUS
+EFIAPI
+LzmaGuidedSectionGetInfo (
+ IN CONST VOID *InputSection,
+ OUT UINT32 *OutputBufferSize,
+ OUT UINT32 *ScratchBufferSize,
+ OUT UINT16 *SectionAttribute
+ );
+
+/**
+ Decompress a LZAM compressed GUIDed section into a caller allocated output buffer.
+
+ Decodes the GUIDed section specified by InputSection.
+ If GUID for InputSection does not match the GUID that this handler supports, then RETURN_UNSUPPORTED is returned.
+ If the data in InputSection can not be decoded, then RETURN_INVALID_PARAMETER is returned.
+ If the GUID of InputSection does match the GUID that this handler supports, then InputSection
+ is decoded into the buffer specified by OutputBuffer and the authentication status of this
+ decode operation is returned in AuthenticationStatus. If the decoded buffer is identical to the
+ data in InputSection, then OutputBuffer is set to point at the data in InputSection. Otherwise,
+ the decoded data will be placed in caller allocated buffer specified by OutputBuffer.
+
+ If InputSection is NULL, then ASSERT().
+ If OutputBuffer is NULL, then ASSERT().
+ If ScratchBuffer is NULL and this decode operation requires a scratch buffer, then ASSERT().
+ If AuthenticationStatus is NULL, then ASSERT().
+
+
+ @param[in] InputSection A pointer to a GUIDed section of an FFS formatted file.
+ @param[out] OutputBuffer A pointer to a buffer that contains the result of a decode operation.
+ @param[out] ScratchBuffer A caller allocated buffer that may be required by this function
+ as a scratch buffer to perform the decode operation.
+ @param[out] AuthenticationStatus
+ A pointer to the authentication status of the decoded output buffer.
+ See the definition of authentication status in the EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI
+ section of the PI Specification. EFI_AUTH_STATUS_PLATFORM_OVERRIDE must
+ never be set by this handler.
+
+ @retval RETURN_SUCCESS The buffer specified by InputSection was decoded.
+ @retval RETURN_UNSUPPORTED The section specified by InputSection does not match the GUID this handler supports.
+ @retval RETURN_INVALID_PARAMETER The section specified by InputSection can not be decoded.
+
+**/
+RETURN_STATUS
+EFIAPI
+LzmaGuidedSectionExtraction (
+ IN CONST VOID *InputSection,
+ OUT VOID **OutputBuffer,
+ OUT VOID *ScratchBuffer, OPTIONAL
+ OUT UINT32 *AuthenticationStatus
+ );
+
+#endif // __LZMADECOMPRESS_H__
+
diff --git a/ArmEbPkg/Sec/ModuleEntryPoint.S b/ArmEbPkg/Sec/ModuleEntryPoint.S
new file mode 100755
index 0000000000..aaa9482477
--- /dev/null
+++ b/ArmEbPkg/Sec/ModuleEntryPoint.S
@@ -0,0 +1,50 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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/PcdLib.h>
+
+.text
+.align 3
+
+.globl ASM_PFX(CEntryPoint)
+.globl ASM_PFX(_ModuleEntryPoint)
+
+ASM_PFX(_ModuleEntryPoint):
+
+ //
+ // Set stack based on PCD values. Need to do it this way to make C code work
+ // when it runs from FLASH.
+ //
+ LoadConstantToReg (FixedPcdGet32(PcdPrePiStackBase) ,r2) /* stack base arg2 */
+ LoadConstantToReg (FixedPcdGet32(PcdPrePiStackSize) ,r3) /* stack size arg3 */
+ add r4, r2, r3
+
+ //Enter SVC mode and set up SVC stack pointer
+ mov r0,#0x13|0x80|0x40
+ msr CPSR_c,r0
+ sub r4, r4, #0x400
+ mov r13,r4
+
+ // Call C entry point
+ LoadConstantToReg (FixedPcdGet32(PcdMemorySize) ,r1) /* memory size arg1 */
+ LoadConstantToReg (FixedPcdGet32(PcdMemoryBase) ,r0) /* memory size arg0 */
+
+ blx ASM_PFX(CEntryPoint) /* Assume C code is ARM */
+
+ShouldNeverGetHere:
+ /* _CEntryPoint should never return */
+ b ShouldNeverGetHere
+
+
diff --git a/ArmEbPkg/Sec/ModuleEntryPoint.asm b/ArmEbPkg/Sec/ModuleEntryPoint.asm
new file mode 100755
index 0000000000..ef245242a1
--- /dev/null
+++ b/ArmEbPkg/Sec/ModuleEntryPoint.asm
@@ -0,0 +1,53 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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/PcdLib.h>
+#include <AutoGen.h>
+ INCLUDE AsmMacroIoLib.inc
+
+ IMPORT CEntryPoint
+ EXPORT _ModuleEntryPoint
+
+ PRESERVE8
+ AREA ModuleEntryPoint, CODE, READONLY
+
+
+_ModuleEntryPoint
+
+
+ //
+ // Set stack based on PCD values. Need to do it this way to make C code work
+ // when it runs from FLASH.
+ //
+ LoadConstantToReg (FixedPcdGet32(PcdPrePiStackBase) ,r2) /* stack base arg2 */
+ LoadConstantToReg (FixedPcdGet32(PcdPrePiStackSize) ,r3) /* stack size arg3 */
+ add r4, r2, r3
+
+ //Enter SVC mode and set up SVC stack pointer
+ mov r0,#0x13|0x80|0x40
+ msr CPSR_c,r0
+ mov r13,r4
+
+ // Call C entry point
+ LoadConstantToReg (FixedPcdGet32(PcdMemorySize) ,r1) /* memory size arg1 */
+ LoadConstantToReg (FixedPcdGet32(PcdMemoryBase) ,r0) /* memory size arg0 */
+ blx CEntryPoint /* Assume C code is thumb */
+
+ShouldNeverGetHere
+ /* _CEntryPoint should never return */
+ b ShouldNeverGetHere
+
+ END
+
diff --git a/ArmEbPkg/Sec/Sec.c b/ArmEbPkg/Sec/Sec.c
new file mode 100755
index 0000000000..0f9e03bb07
--- /dev/null
+++ b/ArmEbPkg/Sec/Sec.c
@@ -0,0 +1,220 @@
+/** @file
+ C Entry point for the SEC. First C code after the reset vector.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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 <PiPei.h>
+
+#include <Library/DebugLib.h>
+#include <Library/PrePiLib.h>
+#include <Library/PcdLib.h>
+#include <Library/IoLib.h>
+#include <Library/ArmLib.h>
+#include <Library/PeCoffGetEntryPointLib.h>
+
+#include <Ppi/GuidedSectionExtraction.h>
+#include <Guid/LzmaDecompress.h>
+
+#include "LzmaDecompress.h"
+
+VOID
+EFIAPI
+_ModuleEntryPoint(
+ VOID
+ );
+
+CHAR8 *
+DeCygwinPathIfNeeded (
+ IN CHAR8 *Name
+ );
+
+RETURN_STATUS
+EFIAPI
+SerialPortInitialize (
+ VOID
+ );
+
+
+VOID
+UartInit (
+ VOID
+ )
+{
+ // SEC phase needs to run library constructors by hand.
+ // This assumes we are linked agains the SerialLib
+ // In non SEC modules the init call is in autogenerated code.
+ SerialPortInitialize ();
+}
+
+VOID
+InitCache (
+ IN UINT32 MemoryBase,
+ IN UINT32 MemoryLength
+ );
+
+EFI_STATUS
+EFIAPI
+ExtractGuidedSectionLibConstructor (
+ VOID
+ );
+
+EFI_STATUS
+EFIAPI
+LzmaDecompressLibConstructor (
+ VOID
+ );
+
+/**
+ If the build is done on cygwin the paths are cygpaths.
+ /cygdrive/c/tmp.txt vs c:\tmp.txt so we need to convert
+ them to work with RVD commands
+
+ This is just code to help print out RVD symbol load command.
+ If you build with cygwin paths aren't compatible with RVD.
+
+ @param Name Path to convert if needed
+
+**/
+CHAR8 *
+SecDeCygwinPathIfNeeded (
+ IN CHAR8 *Name
+ )
+{
+ CHAR8 *Ptr;
+ UINTN Index;
+ UINTN Len;
+
+ Ptr = AsciiStrStr (Name, "/cygdrive/");
+ if (Ptr == NULL) {
+ return Name;
+ }
+
+ Len = AsciiStrLen (Ptr);
+
+ // convert "/cygdrive" to spaces
+ for (Index = 0; Index < 9; Index++) {
+ Ptr[Index] = ' ';
+ }
+
+ // convert /c to c:
+ Ptr[9] = Ptr[10];
+ Ptr[10] = ':';
+
+ // switch path seperators
+ for (Index = 11; Index < Len; Index++) {
+ if (Ptr[Index] == '/') {
+ Ptr[Index] = '\\' ;
+ }
+ }
+
+ return Name;
+}
+
+
+VOID
+CEntryPoint (
+ IN VOID *MemoryBase,
+ IN UINTN MemorySize,
+ IN VOID *StackBase,
+ IN UINTN StackSize
+ )
+{
+ VOID *HobBase;
+
+ // Build a basic HOB list
+ HobBase = (VOID *)(UINTN)(FixedPcdGet32(PcdEmbeddedFdBaseAddress) + FixedPcdGet32(PcdEmbeddedFdSize));
+ CreateHobList (MemoryBase, MemorySize, HobBase, StackBase);
+
+
+ // Enable program flow prediction, if supported.
+ ArmEnableBranchPrediction ();
+
+ // Initialize CPU cache
+ InitCache ((UINT32)MemoryBase, (UINT32)MemorySize);
+
+ // Add memory allocation hob for relocated FD
+ BuildMemoryAllocationHob (FixedPcdGet32(PcdEmbeddedFdBaseAddress), FixedPcdGet32(PcdEmbeddedFdSize), EfiBootServicesData);
+
+ // Add the FVs to the hob list
+ BuildFvHob (PcdGet32(PcdFlashFvMainBase), PcdGet32(PcdFlashFvMainSize));
+
+ // Start talking
+ UartInit ();
+ DEBUG ((EFI_D_ERROR, "UART Enabled\n"));
+
+ DEBUG_CODE_BEGIN ();
+ //
+ // On a debug build print out information about the SEC. This is really info about
+ // the PE/COFF file we are currently running from. Useful for loading symbols in a
+ // debugger. Remember our image is really part of the FV.
+ //
+ RETURN_STATUS Status;
+ EFI_PEI_FV_HANDLE VolumeHandle;
+ EFI_PEI_FILE_HANDLE FileHandle;
+ VOID *PeCoffImage;
+ UINT32 Offset;
+ CHAR8 *FilePath;
+ FfsAnyFvFindFirstFile (EFI_FV_FILETYPE_SECURITY_CORE, &VolumeHandle, &FileHandle);
+ Status = FfsFindSectionData (EFI_SECTION_TE, FileHandle, &PeCoffImage);
+ if (EFI_ERROR (Status)) {
+ // Usually is a TE (PI striped down PE/COFF), but could be a full PE/COFF
+ Status = FfsFindSectionData (EFI_SECTION_PE32, FileHandle, &PeCoffImage);
+ }
+ if (!EFI_ERROR (Status)) {
+ Offset = PeCoffGetSizeOfHeaders (PeCoffImage);
+ FilePath = PeCoffLoaderGetPdbPointer (PeCoffImage);
+ if (FilePath != NULL) {
+
+ //
+ // In general you should never have to use #ifdef __CC_ARM in the code. It
+ // is hidden in the away in the MdePkg. But here we would like to print differnt things
+ // for different toolchains.
+ //
+#ifdef __CC_ARM
+ // Print out the command for the RVD debugger to load symbols for this image
+ DEBUG ((EFI_D_ERROR, "load /a /ni /np %a &0x%08x\n", SecDeCygwinPathIfNeeded (FilePath), (CHAR8 *)PeCoffImage + Offset));
+#elif __GNUC__
+ // This may not work correctly if you generate PE/COFF directlyas then the Offset would not be required
+ DEBUG ((EFI_D_ERROR, "add-symbol-file %a 0x%08x\n", FilePath, PeCoffImage + Offset));
+#else
+ DEBUG ((EFI_D_ERROR, "SEC starts at 0x%08x with an entry point at 0x%08x %a\n", PeCoffImage, _ModuleEntryPoint, FilePath));
+#endif
+ }
+ }
+
+
+ DEBUG_CODE_END ();
+
+
+ // SEC phase needs to run library constructors by hand.
+ ExtractGuidedSectionLibConstructor ();
+ LzmaDecompressLibConstructor ();
+
+ // Build HOBs to pass up our version of stuff the DXE Core needs to save space
+ BuildPeCoffLoaderHob ();
+ BuildExtractSectionHob (
+ &gLzmaCustomDecompressGuid,
+ LzmaGuidedSectionGetInfo,
+ LzmaGuidedSectionExtraction
+ );
+
+ // Assume the FV that contains the SEC (our code) also contains a compressed FV.
+ DecompressFirstFv ();
+
+ // Load the DXE Core and transfer control to it
+ LoadDxeCoreFromFv (NULL, 0);
+
+ // DXE Core should always load and never return
+ ASSERT (FALSE);
+}
+
diff --git a/ArmEbPkg/Sec/Sec.inf b/ArmEbPkg/Sec/Sec.inf
new file mode 100755
index 0000000000..f323072d17
--- /dev/null
+++ b/ArmEbPkg/Sec/Sec.inf
@@ -0,0 +1,61 @@
+
+#/** @file
+# SEC - Reset vector code that jumps to C and loads DXE core
+#
+# Copyright (c) 2008, Apple Inc. <BR>
+# All rights reserved. This program and the accompanying materials
+# are licensed and made available under the terms and conditions of the BSD License
+# which accompanies this distribution. The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = BeagleBoardSec
+ FILE_GUID = d959e387-7b91-452c-90e0-a1dbac90ddb8
+ MODULE_TYPE = SEC
+ VERSION_STRING = 1.0
+
+
+[Sources.ARM]
+ ModuleEntryPoint.S | GCC
+ ModuleEntryPoint.asm | RVCT
+
+[Sources.ARM]
+ Sec.c
+ Cache.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+ ArmPkg/ArmPkg.dec
+ IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec
+
+[LibraryClasses]
+ BaseLib
+ DebugLib
+ ArmLib
+ IoLib
+ ExtractGuidedSectionLib
+ LzmaDecompressLib
+ PeCoffGetEntryPointLib
+
+[FeaturePcd]
+ gEmbeddedTokenSpaceGuid.PcdCacheEnable
+
+[FixedPcd]
+ gEfiMdePkgTokenSpaceGuid.PcdUartDefaultBaudRate
+ gEmbeddedTokenSpaceGuid.PcdEmbeddedFdBaseAddress
+ gEmbeddedTokenSpaceGuid.PcdEmbeddedFdSize
+ gEmbeddedTokenSpaceGuid.PcdFlashFvMainBase
+ gEmbeddedTokenSpaceGuid.PcdFlashFvMainSize
+ gEmbeddedTokenSpaceGuid.PcdPrePiStackSize
+ gEmbeddedTokenSpaceGuid.PcdPrePiStackBase
+ gEmbeddedTokenSpaceGuid.PcdMemoryBase
+ gEmbeddedTokenSpaceGuid.PcdMemorySize
+