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-rw-r--r--OvmfPkg/ResetVector/SerialDebug.asm132
1 files changed, 0 insertions, 132 deletions
diff --git a/OvmfPkg/ResetVector/SerialDebug.asm b/OvmfPkg/ResetVector/SerialDebug.asm
deleted file mode 100644
index 8c2ffc66d..000000000
--- a/OvmfPkg/ResetVector/SerialDebug.asm
+++ /dev/null
@@ -1,132 +0,0 @@
-;------------------------------------------------------------------------------
-; @file
-; Serial port debug support macros
-;
-; Copyright (c) 2008 - 2009, Intel Corporation
-; 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.
-;
-;------------------------------------------------------------------------------
-
-;//---------------------------------------------
-;// UART Register Offsets
-;//---------------------------------------------
-%define BAUD_LOW_OFFSET 0x00
-%define BAUD_HIGH_OFFSET 0x01
-%define IER_OFFSET 0x01
-%define LCR_SHADOW_OFFSET 0x01
-%define FCR_SHADOW_OFFSET 0x02
-%define IR_CONTROL_OFFSET 0x02
-%define FCR_OFFSET 0x02
-%define EIR_OFFSET 0x02
-%define BSR_OFFSET 0x03
-%define LCR_OFFSET 0x03
-%define MCR_OFFSET 0x04
-%define LSR_OFFSET 0x05
-%define MSR_OFFSET 0x06
-
-;//---------------------------------------------
-;// UART Register Bit Defines
-;//---------------------------------------------
-%define LSR_TXRDY 0x20
-%define LSR_RXDA 0x01
-%define DLAB 0x01
-
-; UINT16 gComBase = 0x3f8;
-; UINTN gBps = 115200;
-; UINT8 gData = 8;
-; UINT8 gStop = 1;
-; UINT8 gParity = 0;
-; UINT8 gBreakSet = 0;
-
-%define DEFAULT_COM_BASE 0x3f8
-%define DEFAULT_BPS 115200
-%define DEFAULT_DATA 8
-%define DEFAULT_STOP 1
-%define DEFAULT_PARITY 0
-%define DEFAULT_BREAK_SET 0
-
-%define SERIAL_DEFAULT_LCR ( \
- (DEFAULT_BREAK_SET << 6) | \
- (DEFAULT_PARITY << 3) | \
- (DEFAULT_STOP << 2) | \
- (DEFAULT_DATA - 5) \
- )
-
-%define SERIAL_PORT_IO_BASE_ADDRESS DEFAULT_COM_BASE
-
-%macro inFromSerialPort 1
- mov dx, (SERIAL_PORT_IO_BASE_ADDRESS + %1)
- in al, dx
-%endmacro
-
-%macro waitForSerialTxReady 0
-
-%%waitingForTx:
- inFromSerialPort LSR_OFFSET
- test al, LSR_TXRDY
- jz %%waitingForTx
-
-%endmacro
-
-%macro outToSerialPort 2
- mov dx, (SERIAL_PORT_IO_BASE_ADDRESS + %1)
- mov al, %2
- out dx, al
-%endmacro
-
-%macro debugShowCharacter 1
- waitForSerialTxReady
- outToSerialPort 0, %1
-%endmacro
-
-%macro debugShowHexDigit 1
- %if (%1 < 0xa)
- debugShowCharacter BYTE ('0' + (%1))
- %else
- debugShowCharacter BYTE ('a' + ((%1) - 0xa))
- %endif
-%endmacro
-
-%macro debugNewline 0
- debugShowCharacter `\r`
- debugShowCharacter `\n`
-%endmacro
-
-%macro debugShowPostCode 1
- debugShowHexDigit (((%1) >> 4) & 0xf)
- debugShowHexDigit ((%1) & 0xf)
- debugNewline
-%endmacro
-
-BITS 16
-
-%macro debugInitialize 0
- jmp real16InitDebug
-real16InitDebugReturn:
-%endmacro
-
-real16InitDebug:
- ;
- ; Set communications format
- ;
- outToSerialPort LCR_OFFSET, ((DLAB << 7) | SERIAL_DEFAULT_LCR)
-
- ;
- ; Configure baud rate
- ;
- outToSerialPort BAUD_HIGH_OFFSET, ((115200 / DEFAULT_BPS) >> 8)
- outToSerialPort BAUD_LOW_OFFSET, ((115200 / DEFAULT_BPS) & 0xff)
-
- ;
- ; Switch back to bank 0
- ;
- outToSerialPort LCR_OFFSET, SERIAL_DEFAULT_LCR
-
- jmp real16InitDebugReturn
-