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/** @file
* SPCR Table
*
* Copyright (c) 2014 - 2016, ARM Limited. All rights reserved.
*
* This program and the accompanying materials are licensed and made available
* under the terms and conditions of the BSD License which accompanies this
* distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
**/
#include "ArmPlatform.h"
#include <Library/AcpiLib.h>
#include <Library/ArmLib.h>
#include <Library/PcdLib.h>
#include <IndustryStandard/Acpi.h>
#include <IndustryStandard/SerialPortConsoleRedirectionTable.h>
/**
* References:
* Serial Port Console Redirection Table Specification Version 1.03 - August 10, 2015
**/
///
/// SPCR Flow Control
///
#define SPCR_FLOW_CONTROL_NONE 0
STATIC EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE Spcr = {
ARM_ACPI_HEADER (EFI_ACPI_5_1_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE,
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE,
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_REVISION),
// UINT8 InterfaceType;
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_ARM_PL011_UART,
// UINT8 Reserved1[3];
{
EFI_ACPI_RESERVED_BYTE,
EFI_ACPI_RESERVED_BYTE,
EFI_ACPI_RESERVED_BYTE
},
// EFI_ACPI_5_0_GENERIC_ADDRESS_STRUCTURE BaseAddress;
ARM_GAS32 (FixedPcdGet64 (PcdSerialRegisterBase)),
// UINT8 InterruptType;
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERRUPT_TYPE_GIC,
// UINT8 Irq;
0, // Not used on ARM
// UINT32 GlobalSystemInterrupt;
FixedPcdGet32 (PL011UartInterrupt),
// UINT8 BaudRate;
#if (FixedPcdGet64 (PcdUartDefaultBaudRate) == 9600)
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_9600,
#elif (FixedPcdGet64 (PcdUartDefaultBaudRate) == 19200)
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_19200,
#elif (FixedPcdGet64 (PcdUartDefaultBaudRate) == 57600)
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_57600,
#elif (FixedPcdGet64 (PcdUartDefaultBaudRate) == 115200)
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_115200,
#else
#error Unsupported SPCR Baud Rate
#endif
// UINT8 Parity;
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_PARITY_NO_PARITY,
// UINT8 StopBits;
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_STOP_BITS_1,
// UINT8 FlowControl;
SPCR_FLOW_CONTROL_NONE,
// UINT8 TerminalType;
EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_TERMINAL_TYPE_ANSI,
// UINT8 Reserved2;
EFI_ACPI_RESERVED_BYTE,
// UINT16 PciDeviceId;
0xFFFF,
// UINT16 PciVendorId;
0xFFFF,
// UINT8 PciBusNumber;
0x00,
// UINT8 PciDeviceNumber;
0x00,
// UINT8 PciFunctionNumber;
0x00,
// UINT32 PciFlags;
0x00000000,
// UINT8 PciSegment;
0x00,
// UINT32 Reserved3;
EFI_ACPI_RESERVED_DWORD
};
//
// Reference the table being generated to prevent the optimizer from removing the
// data structure from the executable
//
VOID* CONST ReferenceAcpiTable = &Spcr;
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