xref: /freebsd/sys/contrib/dev/acpica/compiler/aslhex.c (revision 193d9e768ba63fcfb187cfd17f461f7d41345048)
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 - 2017, 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 <contrib/dev/acpica/compiler/aslcompiler.h>
153 
154 #define _COMPONENT          ACPI_COMPILER
155         ACPI_MODULE_NAME    ("ashex")
156 
157 /*
158  * This module emits ASCII hex output files in either C, ASM, or ASL format
159  */
160 
161 /* Local prototypes */
162 
163 static void
164 HxDoHexOutputC (
165     void);
166 
167 static void
168 HxDoHexOutputAsl (
169     void);
170 
171 static void
172 HxDoHexOutputAsm (
173     void);
174 
175 static UINT32
176 HxReadAmlOutputFile (
177     UINT8                   *Buffer);
178 
179 
180 /*******************************************************************************
181  *
182  * FUNCTION:    HxDoHexOutput
183  *
184  * PARAMETERS:  None
185  *
186  * RETURN:      None
187  *
188  * DESCRIPTION: Create the hex output file. Note: data is obtained by reading
189  *              the entire AML output file that was previously generated.
190  *
191  ******************************************************************************/
192 
193 void
194 HxDoHexOutput (
195     void)
196 {
197 
198     switch (Gbl_HexOutputFlag)
199     {
200     case HEX_OUTPUT_C:
201 
202         HxDoHexOutputC ();
203         break;
204 
205     case HEX_OUTPUT_ASM:
206 
207         HxDoHexOutputAsm ();
208         break;
209 
210     case HEX_OUTPUT_ASL:
211 
212         HxDoHexOutputAsl ();
213         break;
214 
215     default:
216 
217         /* No other output types supported */
218 
219         break;
220     }
221 }
222 
223 
224 /*******************************************************************************
225  *
226  * FUNCTION:    HxReadAmlOutputFile
227  *
228  * PARAMETERS:  Buffer              - Where to return data
229  *
230  * RETURN:      None
231  *
232  * DESCRIPTION: Read a line of the AML output prior to formatting the data
233  *
234  ******************************************************************************/
235 
236 static UINT32
237 HxReadAmlOutputFile (
238     UINT8                   *Buffer)
239 {
240     UINT32                  Actual;
241 
242 
243     Actual = fread (Buffer, 1, HEX_TABLE_LINE_SIZE,
244         Gbl_Files[ASL_FILE_AML_OUTPUT].Handle);
245 
246     if (ferror (Gbl_Files[ASL_FILE_AML_OUTPUT].Handle))
247     {
248         FlFileError (ASL_FILE_AML_OUTPUT, ASL_MSG_READ);
249         AslAbort ();
250     }
251 
252     return (Actual);
253 }
254 
255 
256 /*******************************************************************************
257  *
258  * FUNCTION:    HxDoHexOutputC
259  *
260  * PARAMETERS:  None
261  *
262  * RETURN:      None
263  *
264  * DESCRIPTION: Create the hex output file. This is the same data as the AML
265  *              output file, but formatted into hex/ascii bytes suitable for
266  *              inclusion into a C source file.
267  *
268  ******************************************************************************/
269 
270 static void
271 HxDoHexOutputC (
272     void)
273 {
274     UINT8                   FileData[HEX_TABLE_LINE_SIZE];
275     UINT32                  LineLength;
276     UINT32                  Offset = 0;
277     UINT32                  AmlFileSize;
278     UINT32                  i;
279 
280 
281     /* Get AML size, seek back to start */
282 
283     AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
284     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
285 
286     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * C source code output\n");
287     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * AML code block contains 0x%X bytes\n *\n */\n",
288         AmlFileSize);
289     FlPrintFile (ASL_FILE_HEX_OUTPUT, "unsigned char AmlCode[] =\n{\n");
290 
291     while (Offset < AmlFileSize)
292     {
293         /* Read enough bytes needed for one output line */
294 
295         LineLength = HxReadAmlOutputFile (FileData);
296         if (!LineLength)
297         {
298             break;
299         }
300 
301         FlPrintFile (ASL_FILE_HEX_OUTPUT, "    ");
302 
303         for (i = 0; i < LineLength; i++)
304         {
305             /*
306              * Print each hex byte.
307              * Add a comma until the very last byte of the AML file
308              * (Some C compilers complain about a trailing comma)
309              */
310             FlPrintFile (ASL_FILE_HEX_OUTPUT, "0x%2.2X", FileData[i]);
311             if ((Offset + i + 1) < AmlFileSize)
312             {
313                 FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
314             }
315             else
316             {
317                 FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
318             }
319         }
320 
321         /* Add fill spaces if needed for last line */
322 
323         if (LineLength < HEX_TABLE_LINE_SIZE)
324         {
325             FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
326                 5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
327         }
328 
329         /* Emit the offset and ascii dump for the entire line */
330 
331         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  /* %8.8X", Offset);
332         LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
333 
334         FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s*/\n",
335             HEX_TABLE_LINE_SIZE - LineLength + 1, " ");
336 
337         Offset += LineLength;
338     }
339 
340     FlPrintFile (ASL_FILE_HEX_OUTPUT, "};\n");
341 }
342 
343 
344 /*******************************************************************************
345  *
346  * FUNCTION:    HxDoHexOutputAsl
347  *
348  * PARAMETERS:  None
349  *
350  * RETURN:      None
351  *
352  * DESCRIPTION: Create the hex output file. This is the same data as the AML
353  *              output file, but formatted into hex/ascii bytes suitable for
354  *              inclusion into a C source file.
355  *
356  ******************************************************************************/
357 
358 static void
359 HxDoHexOutputAsl (
360     void)
361 {
362     UINT8                   FileData[HEX_TABLE_LINE_SIZE];
363     UINT32                  LineLength;
364     UINT32                  Offset = 0;
365     UINT32                  AmlFileSize;
366     UINT32                  i;
367 
368 
369     /* Get AML size, seek back to start */
370 
371     AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
372     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
373 
374     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * ASL source code output\n");
375     FlPrintFile (ASL_FILE_HEX_OUTPUT, " * AML code block contains 0x%X bytes\n *\n */\n",
376         AmlFileSize);
377     FlPrintFile (ASL_FILE_HEX_OUTPUT, "    Name (BUF1, Buffer()\n    {\n");
378 
379     while (Offset < AmlFileSize)
380     {
381         /* Read enough bytes needed for one output line */
382 
383         LineLength = HxReadAmlOutputFile (FileData);
384         if (!LineLength)
385         {
386             break;
387         }
388 
389         FlPrintFile (ASL_FILE_HEX_OUTPUT, "        ");
390 
391         for (i = 0; i < LineLength; i++)
392         {
393             /*
394              * Print each hex byte.
395              * Add a comma until the very last byte of the AML file
396              * (Some C compilers complain about a trailing comma)
397              */
398             FlPrintFile (ASL_FILE_HEX_OUTPUT, "0x%2.2X", FileData[i]);
399             if ((Offset + i + 1) < AmlFileSize)
400             {
401                 FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
402             }
403             else
404             {
405                 FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
406             }
407         }
408 
409         /* Add fill spaces if needed for last line */
410 
411         if (LineLength < HEX_TABLE_LINE_SIZE)
412         {
413             FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
414                 5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
415         }
416 
417         /* Emit the offset and ascii dump for the entire line */
418 
419         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  /* %8.8X", Offset);
420         LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
421 
422         FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s*/\n",
423             HEX_TABLE_LINE_SIZE - LineLength + 1, " ");
424 
425         Offset += LineLength;
426     }
427 
428     FlPrintFile (ASL_FILE_HEX_OUTPUT, "    })\n");
429 }
430 
431 
432 /*******************************************************************************
433  *
434  * FUNCTION:    HxDoHexOutputAsm
435  *
436  * PARAMETERS:  None
437  *
438  * RETURN:      None
439  *
440  * DESCRIPTION: Create the hex output file. This is the same data as the AML
441  *              output file, but formatted into hex/ascii bytes suitable for
442  *              inclusion into a ASM source file.
443  *
444  ******************************************************************************/
445 
446 static void
447 HxDoHexOutputAsm (
448     void)
449 {
450     UINT8                   FileData[HEX_TABLE_LINE_SIZE];
451     UINT32                  LineLength;
452     UINT32                  Offset = 0;
453     UINT32                  AmlFileSize;
454     UINT32                  i;
455 
456 
457     /* Get AML size, seek back to start */
458 
459     AmlFileSize = FlGetFileSize (ASL_FILE_AML_OUTPUT);
460     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
461 
462     FlPrintFile (ASL_FILE_HEX_OUTPUT, "; Assembly code source output\n");
463     FlPrintFile (ASL_FILE_HEX_OUTPUT, "; AML code block contains 0x%X bytes\n;\n",
464         AmlFileSize);
465 
466     while (Offset < AmlFileSize)
467     {
468         /* Read enough bytes needed for one output line */
469 
470         LineLength = HxReadAmlOutputFile (FileData);
471         if (!LineLength)
472         {
473             break;
474         }
475 
476         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  db  ");
477 
478         for (i = 0; i < LineLength; i++)
479         {
480             /*
481              * Print each hex byte.
482              * Add a comma until the last byte of the line
483              */
484             FlPrintFile (ASL_FILE_HEX_OUTPUT, "0%2.2Xh", FileData[i]);
485             if ((i + 1) < LineLength)
486             {
487                 FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
488             }
489         }
490 
491         FlPrintFile (ASL_FILE_HEX_OUTPUT, " ");
492 
493         /* Add fill spaces if needed for last line */
494 
495         if (LineLength < HEX_TABLE_LINE_SIZE)
496         {
497             FlPrintFile (ASL_FILE_HEX_OUTPUT, "%*s",
498                 5 * (HEX_TABLE_LINE_SIZE - LineLength), " ");
499         }
500 
501         /* Emit the offset and ascii dump for the entire line */
502 
503         FlPrintFile (ASL_FILE_HEX_OUTPUT, "  ; %8.8X", Offset);
504         LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT, LineLength, FileData);
505 
506         FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
507 
508         Offset += LineLength;
509     }
510 
511     FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
512 }
513