| /** @file | |
| GUID for the HOB that caches the base address(es) of the PL011 serial port(s), | |
| for when PCD access is not available. | |
| Copyright (C) 2014, Red Hat, Inc. | |
| SPDX-License-Identifier: BSD-2-Clause-Patent | |
| **/ | |
| #pragma once | |
| #define EARLY_PL011_BASE_ADDRESS_GUID {\ | |
| 0xB199DEA9, 0xFD5C, 0x4A84, \ | |
| { 0x80, 0x82, 0x2F, 0x41, 0x70, 0x78, 0x03, 0x05 } \ | |
| } | |
| extern EFI_GUID gEarlyPL011BaseAddressGuid; | |
| typedef struct { | |
| // | |
| // for SerialPortLib and console IO | |
| // | |
| UINT64 ConsoleAddress; | |
| // | |
| // for DebugLib; may equal ConsoleAddress if there's only one PL011 UART | |
| // | |
| UINT64 DebugAddress; | |
| // | |
| // Serial debug log level override from fw_cfg "opt/org.tianocore/DebugLevel" | |
| // or PcdSerialDebugPrintErrorLevel. DebugLevelSet is TRUE when an override | |
| // is active; DebugLevel contains the parsed bitmask. | |
| // | |
| BOOLEAN DebugLevelSet; | |
| UINT32 DebugLevel; | |
| } EARLY_PL011_BASE_ADDRESS; |