/** @file
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* SPCR Table
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*
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* Copyright (c) 2014 - 2016, ARM Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#include "ArmPlatform.h"
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#include <Library/AcpiLib.h>
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#include <Library/ArmLib.h>
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#include <Library/PcdLib.h>
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#include <IndustryStandard/Acpi.h>
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#include <IndustryStandard/SerialPortConsoleRedirectionTable.h>
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/**
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* References:
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* Serial Port Console Redirection Table Specification Version 1.03 - August 10, 2015
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**/
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///
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/// SPCR Flow Control
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///
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#define SPCR_FLOW_CONTROL_NONE 0
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STATIC EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE Spcr = {
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ARM_ACPI_HEADER (EFI_ACPI_5_1_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE,
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE,
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_REVISION),
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// UINT8 InterfaceType;
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_ARM_PL011_UART,
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// UINT8 Reserved1[3];
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{
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EFI_ACPI_RESERVED_BYTE,
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EFI_ACPI_RESERVED_BYTE,
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EFI_ACPI_RESERVED_BYTE
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},
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// EFI_ACPI_5_0_GENERIC_ADDRESS_STRUCTURE BaseAddress;
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ARM_GAS32 (FixedPcdGet64 (PcdSerialRegisterBase)),
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// UINT8 InterruptType;
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERRUPT_TYPE_GIC,
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// UINT8 Irq;
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0, // Not used on ARM
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// UINT32 GlobalSystemInterrupt;
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FixedPcdGet32 (PL011UartInterrupt),
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// UINT8 BaudRate;
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#if (FixedPcdGet64 (PcdUartDefaultBaudRate) == 9600)
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_9600,
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#elif (FixedPcdGet64 (PcdUartDefaultBaudRate) == 19200)
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_19200,
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#elif (FixedPcdGet64 (PcdUartDefaultBaudRate) == 57600)
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_57600,
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#elif (FixedPcdGet64 (PcdUartDefaultBaudRate) == 115200)
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_BAUD_RATE_115200,
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#else
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#error Unsupported SPCR Baud Rate
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#endif
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// UINT8 Parity;
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_PARITY_NO_PARITY,
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// UINT8 StopBits;
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_STOP_BITS_1,
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// UINT8 FlowControl;
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SPCR_FLOW_CONTROL_NONE,
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// UINT8 TerminalType;
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EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_TERMINAL_TYPE_ANSI,
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// UINT8 Reserved2;
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EFI_ACPI_RESERVED_BYTE,
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// UINT16 PciDeviceId;
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0xFFFF,
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// UINT16 PciVendorId;
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0xFFFF,
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// UINT8 PciBusNumber;
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0x00,
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// UINT8 PciDeviceNumber;
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0x00,
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// UINT8 PciFunctionNumber;
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0x00,
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// UINT32 PciFlags;
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0x00000000,
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// UINT8 PciSegment;
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0x00,
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// UINT32 Reserved3;
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EFI_ACPI_RESERVED_DWORD
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};
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//
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// Reference the table being generated to prevent the optimizer from removing the
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// data structure from the executable
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//
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VOID* CONST ReferenceAcpiTable = &Spcr;
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