diff options
| author | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-02-25 20:31:00 +0000 |
|---|---|---|
| committer | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-02-25 20:31:00 +0000 |
| commit | 1fde2f618c76ea2a79b5b16e121cead5dbaf02bc (patch) | |
| tree | d866638aa14dca1ac5bfe402ed2684189722204a /ArmEbPkg/Library | |
| parent | 5aa324d9f3a4b9ab76cd17b1363cf757e53f84e5 (diff) | |
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/Library')
| -rw-r--r-- | ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c | 88 | ||||
| -rw-r--r-- | ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.inf | 40 | ||||
| -rw-r--r-- | ArmEbPkg/Library/SerialPortLib/SerialPortLib.c | 137 | ||||
| -rw-r--r-- | ArmEbPkg/Library/SerialPortLib/SerialPortLib.inf | 42 |
4 files changed, 307 insertions, 0 deletions
diff --git a/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c b/ArmEbPkg/Library/ResetSystemLib/ResetSystemLib.c new file mode 100644 index 000000000..7bf6417bd --- /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 000000000..8b900660a --- /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 000000000..d98164667 --- /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 000000000..375c7371f --- /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
+
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