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/******************************************************************************
*
* Module Name: aslhex - ASCII hex output file generation (C, ASM, and ASL)
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2025, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#include "aslcompiler.h"
#include "acapps.h"
#define _COMPONENT ACPI_COMPILER
ACPI_MODULE_NAME ("ashex")
/*
* This module emits ASCII hex output files in either C, ASM, or ASL format
*/
/* Local prototypes */
static void
HxDoHexOutputC (
void);
static void
HxDoHexOutputAsl (
void);
static void
HxDoHexOutputAsm (
void);
static UINT32
HxReadAmlOutputFile (
UINT8 *Buffer);
/*******************************************************************************
*
* FUNCTION: HxDoHexOutput
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Create the hex output file. Note: data is obtained by reading
* the entire AML output file that was previously generated.
*
******************************************************************************/
void
HxDoHexOutput (
void)
{
switch (AslGbl_HexOutputFlag)
{
case HEX_OUTPUT_C:
HxDoHexOutputC ();
break;
case HEX_OUTPUT_ASM:
HxDoHexOutputAsm ();
break;
case HEX_OUTPUT_ASL:
HxDoHexOutputAsl ();
break;
default:
/* No other output types supported */
break;
}
}
/*******************************************************************************
*
* FUNCTION: HxReadAmlOutputFile
*
* PARAMETERS: Buffer - Where to return data
*
* RETURN: None
*
* DESCRIPTION: Read a line of the AML output prior to formatting the data
*
******************************************************************************/
static UINT32
HxReadAmlOutputFile (
UINT8 *Buffer)
{
UINT32 Actual;
Actual = fread (Buffer, 1, HEX_TABLE_LINE_SIZE,
AslGbl_Files[ASL_FILE_AML_OUTPUT].Handle);
if (ferror (AslGbl_Files[ASL_FILE_AML_OUTPUT].Handle))
{
FlFileError (ASL_FILE_AML_OUTPUT, ASL_MSG_READ);
AslAbort ();
}
return (Actual);
}
/*******************************************************************************
*
* FUNCTION: HxDoHexOutputC
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Create the hex output file. This is the same data as the AML
* output file, but formatted into hex/ascii bytes suitable for
* inclusion into a C source file.
*
* Note: the base name of the hex output file is prepended to
* all symbols as they are output to the file.
*
******************************************************************************/
static void
HxDoHexOutputC (
void)
{
UINT8 FileData[HEX_TABLE_LINE_SIZE];
UINT32 LineLength;
UINT32 Offset = 0;
UINT32 AmlFileSize;
UINT32 i;
char *FileBasename;
/* Obtain the file basename (filename with no extension) */
FileBasename = FlGetFileBasename (AslGbl_Files [ASL_FILE_HEX_OUTPUT].Filename);
/* Get AML size, seek back to start */
AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
/* Finish the file header and emit the non-data symbols */
FlPrintFile (ASL_FILE_HEX_OUTPUT, " * C source code output\n");
FlPrintFile (ASL_FILE_HEX_OUTPUT, " * AML code block contains 0x%X bytes\n *\n */\n",
AmlFileSize);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "#ifndef __%s_HEX__\n", FileBasename);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "#define __%s_HEX__\n\n", FileBasename);
AcpiUtStrlwr (FileBasename);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "unsigned char %s_aml_code[] =\n{\n", FileBasename);
while (Offset < AmlFileSize)
{
/* Read enough bytes needed for one output line */
LineLength = HxReadAmlOutputFile (FileData);
if (!LineLength)
{
break;
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
for (i = 0; i < LineLength; i++)
{
/*
* Output each hex byte in the form: "0xnn,"
* Add a comma until the very last byte of the AML file
* (Some C compilers complain about a trailing comma)
*/
FlPrintFile (ASL_FILE_HEX_OUTPUT, "0x%2.2X", FileData[i]);
if ((Offset + i + 1) < AmlFileSize)
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
}
else
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
}
}
/* Add fill spaces if needed for last line */
if (LineLength < HEX_TABLE_LINE_SIZE)
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
}
/* Emit the offset and ascii dump for the entire line */
FlPrintFile (ASL_FILE_HEX_OUTPUT, " /* %8.8X", Offset);
LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s*/\n",
HEX_TABLE_LINE_SIZE - LineLength + 1, " ");
Offset += LineLength;
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, "};\n\n");
FlPrintFile (ASL_FILE_HEX_OUTPUT, "#endif\n");
}
/*******************************************************************************
*
* FUNCTION: HxDoHexOutputAsl
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Create the hex output file. This is the same data as the AML
* output file, but formatted into hex/ascii bytes suitable for
* inclusion into a C source file.
*
******************************************************************************/
static void
HxDoHexOutputAsl (
void)
{
UINT8 FileData[HEX_TABLE_LINE_SIZE];
UINT32 LineLength;
UINT32 Offset = 0;
UINT32 AmlFileSize;
UINT32 i;
/* Get AML size, seek back to start */
AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
FlPrintFile (ASL_FILE_HEX_OUTPUT, " * ASL source code output\n");
FlPrintFile (ASL_FILE_HEX_OUTPUT, " * AML code block contains 0x%X bytes\n *\n */\n",
AmlFileSize);
FlPrintFile (ASL_FILE_HEX_OUTPUT, " Name (BUF1, Buffer()\n {\n");
while (Offset < AmlFileSize)
{
/* Read enough bytes needed for one output line */
LineLength = HxReadAmlOutputFile (FileData);
if (!LineLength)
{
break;
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
for (i = 0; i < LineLength; i++)
{
/*
* Print each hex byte.
* Add a comma until the very last byte of the AML file
* (Some C compilers complain about a trailing comma)
*/
FlPrintFile (ASL_FILE_HEX_OUTPUT, "0x%2.2X", FileData[i]);
if ((Offset + i + 1) < AmlFileSize)
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
}
else
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
}
}
/* Add fill spaces if needed for last line */
if (LineLength < HEX_TABLE_LINE_SIZE)
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
}
/* Emit the offset and ascii dump for the entire line */
FlPrintFile (ASL_FILE_HEX_OUTPUT, " /* %8.8X", Offset);
LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s*/\n",
HEX_TABLE_LINE_SIZE - LineLength + 1, " ");
Offset += LineLength;
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, " })\n");
}
/*******************************************************************************
*
* FUNCTION: HxDoHexOutputAsm
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Create the hex output file. This is the same data as the AML
* output file, but formatted into hex/ascii bytes suitable for
* inclusion into a ASM source file.
*
******************************************************************************/
static void
HxDoHexOutputAsm (
void)
{
UINT8 FileData[HEX_TABLE_LINE_SIZE];
UINT32 LineLength;
UINT32 Offset = 0;
UINT32 AmlFileSize;
UINT32 i;
/* Get AML size, seek back to start */
AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "; Assembly code source output\n");
FlPrintFile (ASL_FILE_HEX_OUTPUT, "; AML code block contains 0x%X bytes\n;\n",
AmlFileSize);
while (Offset < AmlFileSize)
{
/* Read enough bytes needed for one output line */
LineLength = HxReadAmlOutputFile (FileData);
if (!LineLength)
{
break;
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, " db ");
for (i = 0; i < LineLength; i++)
{
/*
* Print each hex byte.
* Add a comma until the last byte of the line
*/
FlPrintFile (ASL_FILE_HEX_OUTPUT, "0%2.2Xh", FileData[i]);
if ((i + 1) < LineLength)
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
}
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
/* Add fill spaces if needed for last line */
if (LineLength < HEX_TABLE_LINE_SIZE)
{
FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
}
/* Emit the offset and ascii dump for the entire line */
FlPrintFile (ASL_FILE_HEX_OUTPUT, " ; %8.8X", Offset);
LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
Offset += LineLength;
}
FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
}
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