xref: /illumos-gate/usr/src/cmd/acpi/iasl/aslhex.c (revision 55fea89d)
1 /******************************************************************************
2  *
3  * Module Name: aslhex - ASCII hex output file generation (C, ASM, and ASL)
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
16  * 2.1. This is your license from Intel Corp. under its intellectual property
17  * rights. You may have additional license terms from the party that provided
18  * you this software, covering your right to use that party's intellectual
19  * property rights.
20  *
21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22  * copy of the source code appearing in this file ("Covered Code") an
23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24  * base code distributed originally by Intel ("Original Intel Code") to copy,
25  * make derivatives, distribute, use and display any portion of the Covered
26  * Code in any form, with the right to sublicense such rights; and
27  *
28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29  * license (with the right to sublicense), under only those claims of Intel
30  * patents that are infringed by the Original Intel Code, to make, use, sell,
31  * offer to sell, and import the Covered Code and derivative works thereof
32  * solely to the minimum extent necessary to exercise the above copyright
33  * license, and in no event shall the patent license extend to any additions
34  * to or modifications of the Original Intel Code. No other license or right
35  * is granted directly or by implication, estoppel or otherwise;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43  * Redistribution of source code of any substantial portion of the Covered
44  * Code or modification with rights to further distribute source must include
45  * the above Copyright Notice, the above License, this list of Conditions,
46  * and the following Disclaimer and Export Compliance provision. In addition,
47  * Licensee must cause all Covered Code to which Licensee contributes to
48  * contain a file documenting the changes Licensee made to create that Covered
49  * Code and the date of any change. Licensee must include in that file the
50  * documentation of any changes made by any predecessor Licensee. Licensee
51  * must include a prominent statement that the modification is derived,
52  * directly or indirectly, from Original Intel Code.
53  *
54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55  * Redistribution of source code of any substantial portion of the Covered
56  * Code or modification without rights to further distribute source must
57  * include the following Disclaimer and Export Compliance provision in the
58  * documentation and/or other materials provided with distribution. In
59  * addition, Licensee may not authorize further sublicense of source of any
60  * portion of the Covered Code, and must include terms to the effect that the
61  * license from Licensee to its licensee is limited to the intellectual
62  * property embodied in the software Licensee provides to its licensee, and
63  * not to intellectual property embodied in modifications its licensee may
64  * make.
65  *
66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67  * substantial portion of the Covered Code or modification must reproduce the
68  * above Copyright Notice, and the following Disclaimer and Export Compliance
69  * provision in the documentation and/or other materials provided with the
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76  * Intel shall be used in advertising or otherwise to promote the sale, use or
77  * other dealings in products derived from or relating to the Covered Code
78  * without prior written authorization from Intel.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88  * PARTICULAR PURPOSE.
89  *
90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97  * LIMITED REMEDY.
98  *
99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100  * software or system incorporating such software without first obtaining any
101  * required license or other approval from the U. S. Department of Commerce or
102  * any other agency or department of the United States Government. In the
103  * event Licensee exports any such software from the United States or
104  * re-exports any such software from a foreign destination, Licensee shall
105  * ensure that the distribution and export/re-export of the software is in
106  * compliance with all laws, regulations, orders, or other restrictions of the
107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108  * any of its subsidiaries will export/re-export any technical data, process,
109  * software, or service, directly or indirectly, to any country for which the
110  * United States government or any agency thereof requires an export license,
111  * other governmental approval, or letter of assurance, without first obtaining
112  * such license, approval or letter.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
122  * 1. Redistributions of source code must retain the above copyright
123  *    notice, this list of conditions, and the following disclaimer,
124  *    without modification.
125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126  *    substantially similar to the "NO WARRANTY" disclaimer below
127  *    ("Disclaimer") and any redistribution must be conditioned upon
128  *    including a substantially similar Disclaimer requirement for further
129  *    binary redistribution.
130  * 3. Neither the names of the above-listed copyright holders nor the names
131  *    of any contributors may be used to endorse or promote products derived
132  *    from this software without specific prior written permission.
133  *
134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145  *
146  * Alternatively, you may choose to be licensed under the terms of the
147  * GNU General Public License ("GPL") version 2 as published by the Free
148  * Software Foundation.
149  *
150  *****************************************************************************/
151 
152 #include "aslcompiler.h"
153 #include "acapps.h"
154 
155 #define _COMPONENT          ACPI_COMPILER
156         ACPI_MODULE_NAME    ("ashex")
157 
158 /*
159  * This module emits ASCII hex output files in either C, ASM, or ASL format
160  */
161 
162 /* Local prototypes */
163 
164 static void
165 HxDoHexOutputC (
166     void);
167 
168 static void
169 HxDoHexOutputAsl (
170     void);
171 
172 static void
173 HxDoHexOutputAsm (
174     void);
175 
176 static UINT32
177 HxReadAmlOutputFile (
178     UINT8                   *Buffer);
179 
180 
181 /*******************************************************************************
182  *
183  * FUNCTION:    HxDoHexOutput
184  *
185  * PARAMETERS:  None
186  *
187  * RETURN:      None
188  *
189  * DESCRIPTION: Create the hex output file. Note: data is obtained by reading
190  *              the entire AML output file that was previously generated.
191  *
192  ******************************************************************************/
193 
194 void
195 HxDoHexOutput (
196     void)
197 {
198 
199     switch (Gbl_HexOutputFlag)
200     {
201     case HEX_OUTPUT_C:
202 
203         HxDoHexOutputC ();
204         break;
205 
206     case HEX_OUTPUT_ASM:
207 
208         HxDoHexOutputAsm ();
209         break;
210 
211     case HEX_OUTPUT_ASL:
212 
213         HxDoHexOutputAsl ();
214         break;
215 
216     default:
217 
218         /* No other output types supported */
219 
220         break;
221     }
222 }
223 
224 
225 /*******************************************************************************
226  *
227  * FUNCTION:    HxReadAmlOutputFile
228  *
229  * PARAMETERS:  Buffer              - Where to return data
230  *
231  * RETURN:      None
232  *
233  * DESCRIPTION: Read a line of the AML output prior to formatting the data
234  *
235  ******************************************************************************/
236 
237 static UINT32
238 HxReadAmlOutputFile (
239     UINT8                   *Buffer)
240 {
241     UINT32                  Actual;
242 
243 
244     Actual = fread (Buffer, 1, HEX_TABLE_LINE_SIZE,
245         Gbl_Files[ASL_FILE_AML_OUTPUT].Handle);
246 
247     if (ferror (Gbl_Files[ASL_FILE_AML_OUTPUT].Handle))
248     {
249         FlFileError (ASL_FILE_AML_OUTPUT, ASL_MSG_READ);
250         AslAbort ();
251     }
252 
253     return (Actual);
254 }
255 
256 
257 /*******************************************************************************
258  *
259  * FUNCTION:    HxDoHexOutputC
260  *
261  * PARAMETERS:  None
262  *
263  * RETURN:      None
264  *
265  * DESCRIPTION: Create the hex output file. This is the same data as the AML
266  *              output file, but formatted into hex/ascii bytes suitable for
267  *              inclusion into a C source file.
268  *
269  *              Note: the base name of the hex output file is prepended to
270  *              all symbols as they are output to the file.
271  *
272  ******************************************************************************/
273 
274 static void
275 HxDoHexOutputC (
276     void)
277 {
278     UINT8                   FileData[HEX_TABLE_LINE_SIZE];
279     UINT32                  LineLength;
280     UINT32                  Offset = 0;
281     UINT32                  AmlFileSize;
282     UINT32                  i;
283     char                    *FileBasename;
284 
285 
286     /* Obtain the file basename (filename with no extension) */
287 
288     FileBasename = FlGetFileBasename (Gbl_Files [ASL_FILE_HEX_OUTPUT].Filename);
289 
290     /* Get AML size, seek back to start */
291 
292     AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
293     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
294 
295     /* Finish the file header and emit the non-data symbols */
296 
297     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * C source code output\n");
298     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * AML code block contains 0x%X bytes\n *\n */\n",
299         AmlFileSize);
300 
301     FlPrintFile (ASL_FILE_HEX_OUTPUT, "#ifndef __%s_HEX__\n", FileBasename);
302     FlPrintFile (ASL_FILE_HEX_OUTPUT, "#define __%s_HEX__\n\n", FileBasename);
303 
304     AcpiUtStrlwr (FileBasename);
305     FlPrintFile (ASL_FILE_HEX_OUTPUT, "unsigned char %s_aml_code[] =\n{\n", FileBasename);
306 
307     while (Offset < AmlFileSize)
308     {
309         /* Read enough bytes needed for one output line */
310 
311         LineLength = HxReadAmlOutputFile (FileData);
312         if (!LineLength)
313         {
314             break;
315         }
316 
317         FlPrintFile (ASL_FILE_HEX_OUTPUT, "    ");
318 
319         for (i = 0; i < LineLength; i++)
320         {
321             /*
322              * Output each hex byte in the form: "0xnn,"
323              * Add a comma until the very last byte of the AML file
324              * (Some C compilers complain about a trailing comma)
325              */
326             FlPrintFile (ASL_FILE_HEX_OUTPUT, "0x%2.2X", FileData[i]);
327             if ((Offset + i + 1) < AmlFileSize)
328             {
329                 FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
330             }
331             else
332             {
333                 FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
334             }
335         }
336 
337         /* Add fill spaces if needed for last line */
338 
339         if (LineLength < HEX_TABLE_LINE_SIZE)
340         {
341             FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
342                 5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
343         }
344 
345         /* Emit the offset and ascii dump for the entire line */
346 
347         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  /* %8.8X", Offset);
348         LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
349 
350         FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s*/\n",
351             HEX_TABLE_LINE_SIZE - LineLength + 1, " ");
352 
353         Offset += LineLength;
354     }
355 
356     FlPrintFile (ASL_FILE_HEX_OUTPUT, "};\n\n");
357     FlPrintFile (ASL_FILE_HEX_OUTPUT, "#endif\n");
358 }
359 
360 
361 /*******************************************************************************
362  *
363  * FUNCTION:    HxDoHexOutputAsl
364  *
365  * PARAMETERS:  None
366  *
367  * RETURN:      None
368  *
369  * DESCRIPTION: Create the hex output file. This is the same data as the AML
370  *              output file, but formatted into hex/ascii bytes suitable for
371  *              inclusion into a C source file.
372  *
373  ******************************************************************************/
374 
375 static void
376 HxDoHexOutputAsl (
377     void)
378 {
379     UINT8                   FileData[HEX_TABLE_LINE_SIZE];
380     UINT32                  LineLength;
381     UINT32                  Offset = 0;
382     UINT32                  AmlFileSize;
383     UINT32                  i;
384 
385 
386     /* Get AML size, seek back to start */
387 
388     AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
389     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
390 
391     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * ASL source code output\n");
392     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * AML code block contains 0x%X bytes\n *\n */\n",
393         AmlFileSize);
394     FlPrintFile (ASL_FILE_HEX_OUTPUT, "    Name (BUF1, Buffer()\n    {\n");
395 
396     while (Offset < AmlFileSize)
397     {
398         /* Read enough bytes needed for one output line */
399 
400         LineLength = HxReadAmlOutputFile (FileData);
401         if (!LineLength)
402         {
403             break;
404         }
405 
406         FlPrintFile (ASL_FILE_HEX_OUTPUT, "        ");
407 
408         for (i = 0; i < LineLength; i++)
409         {
410             /*
411              * Print each hex byte.
412              * Add a comma until the very last byte of the AML file
413              * (Some C compilers complain about a trailing comma)
414              */
415             FlPrintFile (ASL_FILE_HEX_OUTPUT, "0x%2.2X", FileData[i]);
416             if ((Offset + i + 1) < AmlFileSize)
417             {
418                 FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
419             }
420             else
421             {
422                 FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
423             }
424         }
425 
426         /* Add fill spaces if needed for last line */
427 
428         if (LineLength < HEX_TABLE_LINE_SIZE)
429         {
430             FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
431                 5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
432         }
433 
434         /* Emit the offset and ascii dump for the entire line */
435 
436         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  /* %8.8X", Offset);
437         LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
438 
439         FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s*/\n",
440             HEX_TABLE_LINE_SIZE - LineLength + 1, " ");
441 
442         Offset += LineLength;
443     }
444 
445     FlPrintFile (ASL_FILE_HEX_OUTPUT, "    })\n");
446 }
447 
448 
449 /*******************************************************************************
450  *
451  * FUNCTION:    HxDoHexOutputAsm
452  *
453  * PARAMETERS:  None
454  *
455  * RETURN:      None
456  *
457  * DESCRIPTION: Create the hex output file. This is the same data as the AML
458  *              output file, but formatted into hex/ascii bytes suitable for
459  *              inclusion into a ASM source file.
460  *
461  ******************************************************************************/
462 
463 static void
464 HxDoHexOutputAsm (
465     void)
466 {
467     UINT8                   FileData[HEX_TABLE_LINE_SIZE];
468     UINT32                  LineLength;
469     UINT32                  Offset = 0;
470     UINT32                  AmlFileSize;
471     UINT32                  i;
472 
473 
474     /* Get AML size, seek back to start */
475 
476     AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
477     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
478 
479     FlPrintFile (ASL_FILE_HEX_OUTPUT, "; Assembly code source output\n");
480     FlPrintFile (ASL_FILE_HEX_OUTPUT, "; AML code block contains 0x%X bytes\n;\n",
481         AmlFileSize);
482 
483     while (Offset < AmlFileSize)
484     {
485         /* Read enough bytes needed for one output line */
486 
487         LineLength = HxReadAmlOutputFile (FileData);
488         if (!LineLength)
489         {
490             break;
491         }
492 
493         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  db  ");
494 
495         for (i = 0; i < LineLength; i++)
496         {
497             /*
498              * Print each hex byte.
499              * Add a comma until the last byte of the line
500              */
501             FlPrintFile (ASL_FILE_HEX_OUTPUT, "0%2.2Xh", FileData[i]);
502             if ((i + 1) < LineLength)
503             {
504                 FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
505             }
506         }
507 
508         FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
509 
510         /* Add fill spaces if needed for last line */
511 
512         if (LineLength < HEX_TABLE_LINE_SIZE)
513         {
514             FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
515                 5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
516         }
517 
518         /* Emit the offset and ascii dump for the entire line */
519 
520         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  ; %8.8X", Offset);
521         LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
522 
523         FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
524 
525         Offset += LineLength;
526     }
527 
528     FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
529 }
530