1bc36eafdSMike Gerdts /******************************************************************************
2bc36eafdSMike Gerdts *
3bc36eafdSMike Gerdts * Module Name: aslprintf - ASL Printf/Fprintf macro support
4bc36eafdSMike Gerdts *
5bc36eafdSMike Gerdts *****************************************************************************/
6bc36eafdSMike Gerdts
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12bc36eafdSMike Gerdts * All rights reserved.
13bc36eafdSMike Gerdts *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
119bc36eafdSMike Gerdts * Redistribution and use in source and binary forms, with or without
120bc36eafdSMike Gerdts * modification, are permitted provided that the following conditions
121bc36eafdSMike Gerdts * are met:
122bc36eafdSMike Gerdts * 1. Redistributions of source code must retain the above copyright
123bc36eafdSMike Gerdts * notice, this list of conditions, and the following disclaimer,
124bc36eafdSMike Gerdts * without modification.
125bc36eafdSMike Gerdts * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126bc36eafdSMike Gerdts * substantially similar to the "NO WARRANTY" disclaimer below
127bc36eafdSMike Gerdts * ("Disclaimer") and any redistribution must be conditioned upon
128bc36eafdSMike Gerdts * including a substantially similar Disclaimer requirement for further
129bc36eafdSMike Gerdts * binary redistribution.
130bc36eafdSMike Gerdts * 3. Neither the names of the above-listed copyright holders nor the names
131bc36eafdSMike Gerdts * of any contributors may be used to endorse or promote products derived
132bc36eafdSMike Gerdts * from this software without specific prior written permission.
133bc36eafdSMike Gerdts *
134bc36eafdSMike Gerdts * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135bc36eafdSMike Gerdts * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137bc36eafdSMike Gerdts * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147*35786f68SRobert Mustacchi * GNU General Public License ("GPL") version 2 as published by the Free
148*35786f68SRobert Mustacchi * Software Foundation.
149*35786f68SRobert Mustacchi *
150*35786f68SRobert Mustacchi *****************************************************************************/
151bc36eafdSMike Gerdts
152bc36eafdSMike Gerdts #include "aslcompiler.h"
153bc36eafdSMike Gerdts #include "aslcompiler.y.h"
154bc36eafdSMike Gerdts #include "amlcode.h"
155bc36eafdSMike Gerdts
156bc36eafdSMike Gerdts #define _COMPONENT ACPI_COMPILER
157bc36eafdSMike Gerdts ACPI_MODULE_NAME ("aslprintf")
158bc36eafdSMike Gerdts
159bc36eafdSMike Gerdts
160bc36eafdSMike Gerdts /* Local prototypes */
161bc36eafdSMike Gerdts
162bc36eafdSMike Gerdts static void
163bc36eafdSMike Gerdts OpcCreateConcatenateNode (
164bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
165bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Node);
166bc36eafdSMike Gerdts
167bc36eafdSMike Gerdts static void
168bc36eafdSMike Gerdts OpcParsePrintf (
169bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
170bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *DestOp);
171bc36eafdSMike Gerdts
172bc36eafdSMike Gerdts
173bc36eafdSMike Gerdts /*******************************************************************************
174bc36eafdSMike Gerdts *
175bc36eafdSMike Gerdts * FUNCTION: OpcDoPrintf
176bc36eafdSMike Gerdts *
177bc36eafdSMike Gerdts * PARAMETERS: Op - printf parse node
178bc36eafdSMike Gerdts *
179bc36eafdSMike Gerdts * RETURN: None
180bc36eafdSMike Gerdts *
181bc36eafdSMike Gerdts * DESCRIPTION: Convert printf macro to a Store(..., Debug) AML operation.
182bc36eafdSMike Gerdts *
183bc36eafdSMike Gerdts ******************************************************************************/
184bc36eafdSMike Gerdts
185bc36eafdSMike Gerdts void
OpcDoPrintf(ACPI_PARSE_OBJECT * Op)186bc36eafdSMike Gerdts OpcDoPrintf (
187bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op)
188bc36eafdSMike Gerdts {
189bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *DestOp;
190bc36eafdSMike Gerdts
191bc36eafdSMike Gerdts
192bc36eafdSMike Gerdts /* Store destination is the Debug op */
193bc36eafdSMike Gerdts
194*35786f68SRobert Mustacchi DestOp = TrAllocateOp (PARSEOP_DEBUG);
195bc36eafdSMike Gerdts DestOp->Asl.AmlOpcode = AML_DEBUG_OP;
196bc36eafdSMike Gerdts DestOp->Asl.Parent = Op;
197bc36eafdSMike Gerdts DestOp->Asl.LogicalLineNumber = Op->Asl.LogicalLineNumber;
198bc36eafdSMike Gerdts
199bc36eafdSMike Gerdts OpcParsePrintf (Op, DestOp);
200bc36eafdSMike Gerdts }
201bc36eafdSMike Gerdts
202bc36eafdSMike Gerdts
203bc36eafdSMike Gerdts /*******************************************************************************
204bc36eafdSMike Gerdts *
205bc36eafdSMike Gerdts * FUNCTION: OpcDoFprintf
206bc36eafdSMike Gerdts *
207bc36eafdSMike Gerdts * PARAMETERS: Op - fprintf parse node
208bc36eafdSMike Gerdts *
209bc36eafdSMike Gerdts * RETURN: None
210bc36eafdSMike Gerdts *
211bc36eafdSMike Gerdts * DESCRIPTION: Convert fprintf macro to a Store AML operation.
212bc36eafdSMike Gerdts *
213bc36eafdSMike Gerdts ******************************************************************************/
214bc36eafdSMike Gerdts
215bc36eafdSMike Gerdts void
OpcDoFprintf(ACPI_PARSE_OBJECT * Op)216bc36eafdSMike Gerdts OpcDoFprintf (
217bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op)
218bc36eafdSMike Gerdts {
219bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *DestOp;
220bc36eafdSMike Gerdts
221bc36eafdSMike Gerdts
222bc36eafdSMike Gerdts /* Store destination is the first argument of fprintf */
223bc36eafdSMike Gerdts
224bc36eafdSMike Gerdts DestOp = Op->Asl.Child;
225bc36eafdSMike Gerdts Op->Asl.Child = DestOp->Asl.Next;
226bc36eafdSMike Gerdts DestOp->Asl.Next = NULL;
227bc36eafdSMike Gerdts
228bc36eafdSMike Gerdts OpcParsePrintf (Op, DestOp);
229bc36eafdSMike Gerdts }
230bc36eafdSMike Gerdts
231bc36eafdSMike Gerdts
232bc36eafdSMike Gerdts /*******************************************************************************
233bc36eafdSMike Gerdts *
234bc36eafdSMike Gerdts * FUNCTION: OpcParsePrintf
235bc36eafdSMike Gerdts *
236bc36eafdSMike Gerdts * PARAMETERS: Op - Printf parse node
237bc36eafdSMike Gerdts * DestOp - Destination of Store operation
238bc36eafdSMike Gerdts *
239bc36eafdSMike Gerdts * RETURN: None
240bc36eafdSMike Gerdts *
241bc36eafdSMike Gerdts * DESCRIPTION: Convert printf macro to a Store AML operation. The printf
242bc36eafdSMike Gerdts * macro parse tree is layed out as follows:
243bc36eafdSMike Gerdts *
244bc36eafdSMike Gerdts * Op - printf parse op
245bc36eafdSMike Gerdts * Op->Child - Format string
246bc36eafdSMike Gerdts * Op->Next - Format string arguments
247bc36eafdSMike Gerdts *
248bc36eafdSMike Gerdts ******************************************************************************/
249bc36eafdSMike Gerdts
250bc36eafdSMike Gerdts static void
OpcParsePrintf(ACPI_PARSE_OBJECT * Op,ACPI_PARSE_OBJECT * DestOp)251bc36eafdSMike Gerdts OpcParsePrintf (
252bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
253bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *DestOp)
254bc36eafdSMike Gerdts {
255bc36eafdSMike Gerdts char *Format;
256bc36eafdSMike Gerdts char *StartPosition = NULL;
257bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *ArgNode;
258bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NextNode;
259bc36eafdSMike Gerdts UINT32 StringLength = 0;
260bc36eafdSMike Gerdts char *NewString;
261bc36eafdSMike Gerdts BOOLEAN StringToProcess = FALSE;
262bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NewOp;
263bc36eafdSMike Gerdts
264bc36eafdSMike Gerdts
265bc36eafdSMike Gerdts /* Get format string */
266bc36eafdSMike Gerdts
267bc36eafdSMike Gerdts Format = ACPI_CAST_PTR (char, Op->Asl.Child->Asl.Value.String);
268bc36eafdSMike Gerdts ArgNode = Op->Asl.Child->Asl.Next;
269bc36eafdSMike Gerdts
270bc36eafdSMike Gerdts /*
271bc36eafdSMike Gerdts * Detach argument list so that we can use a NULL check to distinguish
272bc36eafdSMike Gerdts * the first concatenation operation we need to make
273bc36eafdSMike Gerdts */
274bc36eafdSMike Gerdts Op->Asl.Child = NULL;
275bc36eafdSMike Gerdts
276bc36eafdSMike Gerdts for (; *Format; ++Format)
277bc36eafdSMike Gerdts {
278bc36eafdSMike Gerdts if (*Format != '%')
279bc36eafdSMike Gerdts {
280bc36eafdSMike Gerdts if (!StringToProcess)
281bc36eafdSMike Gerdts {
282bc36eafdSMike Gerdts /* Mark the beginning of a string */
283bc36eafdSMike Gerdts
284bc36eafdSMike Gerdts StartPosition = Format;
285bc36eafdSMike Gerdts StringToProcess = TRUE;
286bc36eafdSMike Gerdts }
287bc36eafdSMike Gerdts
288bc36eafdSMike Gerdts ++StringLength;
289bc36eafdSMike Gerdts continue;
290bc36eafdSMike Gerdts }
291bc36eafdSMike Gerdts
292bc36eafdSMike Gerdts /* Save string, if any, to new string object and concat it */
293bc36eafdSMike Gerdts
294bc36eafdSMike Gerdts if (StringToProcess)
295bc36eafdSMike Gerdts {
296*35786f68SRobert Mustacchi NewString = UtLocalCacheCalloc (StringLength + 1);
297bc36eafdSMike Gerdts strncpy (NewString, StartPosition, StringLength);
298bc36eafdSMike Gerdts
299*35786f68SRobert Mustacchi NewOp = TrAllocateOp (PARSEOP_STRING_LITERAL);
300bc36eafdSMike Gerdts NewOp->Asl.Value.String = NewString;
301bc36eafdSMike Gerdts NewOp->Asl.AmlOpcode = AML_STRING_OP;
302bc36eafdSMike Gerdts NewOp->Asl.AcpiBtype = ACPI_BTYPE_STRING;
303bc36eafdSMike Gerdts NewOp->Asl.LogicalLineNumber = Op->Asl.LogicalLineNumber;
304bc36eafdSMike Gerdts
305bc36eafdSMike Gerdts OpcCreateConcatenateNode(Op, NewOp);
306bc36eafdSMike Gerdts
307bc36eafdSMike Gerdts StringLength = 0;
308bc36eafdSMike Gerdts StringToProcess = FALSE;
309bc36eafdSMike Gerdts }
310bc36eafdSMike Gerdts
311bc36eafdSMike Gerdts ++Format;
312bc36eafdSMike Gerdts
313bc36eafdSMike Gerdts /*
314bc36eafdSMike Gerdts * We have a format parameter and will need an argument to go
315bc36eafdSMike Gerdts * with it
316bc36eafdSMike Gerdts */
317bc36eafdSMike Gerdts if (!ArgNode ||
318bc36eafdSMike Gerdts ArgNode->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
319bc36eafdSMike Gerdts {
320bc36eafdSMike Gerdts AslError(ASL_ERROR, ASL_MSG_ARG_COUNT_LO, Op, NULL);
321bc36eafdSMike Gerdts return;
322bc36eafdSMike Gerdts }
323bc36eafdSMike Gerdts
324bc36eafdSMike Gerdts /*
325bc36eafdSMike Gerdts * We do not support sub-specifiers of printf (flags, width,
326bc36eafdSMike Gerdts * precision, length). For specifiers we only support %x/%X for
327bc36eafdSMike Gerdts * hex or %s for strings. Also, %o for generic "acpi object".
328bc36eafdSMike Gerdts */
329bc36eafdSMike Gerdts switch (*Format)
330bc36eafdSMike Gerdts {
331bc36eafdSMike Gerdts case 's':
332bc36eafdSMike Gerdts
333bc36eafdSMike Gerdts if (ArgNode->Asl.ParseOpcode != PARSEOP_STRING_LITERAL)
334bc36eafdSMike Gerdts {
335bc36eafdSMike Gerdts AslError(ASL_ERROR, ASL_MSG_INVALID_TYPE, ArgNode,
336bc36eafdSMike Gerdts "String required");
337bc36eafdSMike Gerdts return;
338bc36eafdSMike Gerdts }
339bc36eafdSMike Gerdts
340bc36eafdSMike Gerdts NextNode = ArgNode->Asl.Next;
341bc36eafdSMike Gerdts ArgNode->Asl.Next = NULL;
342bc36eafdSMike Gerdts OpcCreateConcatenateNode(Op, ArgNode);
343bc36eafdSMike Gerdts ArgNode = NextNode;
344bc36eafdSMike Gerdts continue;
345bc36eafdSMike Gerdts
346bc36eafdSMike Gerdts case 'X':
347bc36eafdSMike Gerdts case 'x':
348bc36eafdSMike Gerdts case 'o':
349bc36eafdSMike Gerdts
350bc36eafdSMike Gerdts NextNode = ArgNode->Asl.Next;
351bc36eafdSMike Gerdts ArgNode->Asl.Next = NULL;
352bc36eafdSMike Gerdts
353bc36eafdSMike Gerdts /*
354bc36eafdSMike Gerdts * Append an empty string if the first argument is
355bc36eafdSMike Gerdts * not a string. This will implicitly conver the 2nd
356bc36eafdSMike Gerdts * concat source to a string per the ACPI specification.
357bc36eafdSMike Gerdts */
358bc36eafdSMike Gerdts if (!Op->Asl.Child)
359bc36eafdSMike Gerdts {
360*35786f68SRobert Mustacchi NewOp = TrAllocateOp (PARSEOP_STRING_LITERAL);
361bc36eafdSMike Gerdts NewOp->Asl.Value.String = "";
362bc36eafdSMike Gerdts NewOp->Asl.AmlOpcode = AML_STRING_OP;
363bc36eafdSMike Gerdts NewOp->Asl.AcpiBtype = ACPI_BTYPE_STRING;
364bc36eafdSMike Gerdts NewOp->Asl.LogicalLineNumber = Op->Asl.LogicalLineNumber;
365bc36eafdSMike Gerdts
366bc36eafdSMike Gerdts OpcCreateConcatenateNode(Op, NewOp);
367bc36eafdSMike Gerdts }
368bc36eafdSMike Gerdts
369bc36eafdSMike Gerdts OpcCreateConcatenateNode(Op, ArgNode);
370bc36eafdSMike Gerdts ArgNode = NextNode;
371bc36eafdSMike Gerdts break;
372bc36eafdSMike Gerdts
373bc36eafdSMike Gerdts default:
374bc36eafdSMike Gerdts
375bc36eafdSMike Gerdts AslError(ASL_ERROR, ASL_MSG_INVALID_OPERAND, Op,
376bc36eafdSMike Gerdts "Unrecognized format specifier");
377bc36eafdSMike Gerdts continue;
378bc36eafdSMike Gerdts }
379bc36eafdSMike Gerdts }
380bc36eafdSMike Gerdts
381bc36eafdSMike Gerdts /* Process any remaining string */
382bc36eafdSMike Gerdts
383bc36eafdSMike Gerdts if (StringToProcess)
384bc36eafdSMike Gerdts {
385*35786f68SRobert Mustacchi NewString = UtLocalCacheCalloc (StringLength + 1);
386bc36eafdSMike Gerdts strncpy (NewString, StartPosition, StringLength);
387bc36eafdSMike Gerdts
388*35786f68SRobert Mustacchi NewOp = TrAllocateOp (PARSEOP_STRING_LITERAL);
389bc36eafdSMike Gerdts NewOp->Asl.Value.String = NewString;
390bc36eafdSMike Gerdts NewOp->Asl.AcpiBtype = ACPI_BTYPE_STRING;
391bc36eafdSMike Gerdts NewOp->Asl.AmlOpcode = AML_STRING_OP;
392bc36eafdSMike Gerdts NewOp->Asl.LogicalLineNumber = Op->Asl.LogicalLineNumber;
393bc36eafdSMike Gerdts
394bc36eafdSMike Gerdts OpcCreateConcatenateNode(Op, NewOp);
395bc36eafdSMike Gerdts }
396bc36eafdSMike Gerdts
397bc36eafdSMike Gerdts /*
398bc36eafdSMike Gerdts * If we get here and there's no child node then Format
399bc36eafdSMike Gerdts * was an empty string. Just make a no op.
400bc36eafdSMike Gerdts */
401bc36eafdSMike Gerdts if (!Op->Asl.Child)
402bc36eafdSMike Gerdts {
403bc36eafdSMike Gerdts Op->Asl.ParseOpcode = PARSEOP_NOOP;
404bc36eafdSMike Gerdts AslError(ASL_WARNING, ASL_MSG_NULL_STRING, Op,
405bc36eafdSMike Gerdts "Converted to NOOP");
406bc36eafdSMike Gerdts return;
407bc36eafdSMike Gerdts }
408bc36eafdSMike Gerdts
409bc36eafdSMike Gerdts /* Check for erroneous extra arguments */
410bc36eafdSMike Gerdts
411bc36eafdSMike Gerdts if (ArgNode &&
412bc36eafdSMike Gerdts ArgNode->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
413bc36eafdSMike Gerdts {
414bc36eafdSMike Gerdts AslError(ASL_WARNING, ASL_MSG_ARG_COUNT_HI, ArgNode,
415bc36eafdSMike Gerdts "Extra arguments ignored");
416bc36eafdSMike Gerdts }
417bc36eafdSMike Gerdts
418bc36eafdSMike Gerdts /* Change Op to a Store */
419bc36eafdSMike Gerdts
420bc36eafdSMike Gerdts Op->Asl.ParseOpcode = PARSEOP_STORE;
421bc36eafdSMike Gerdts Op->Common.AmlOpcode = AML_STORE_OP;
422bc36eafdSMike Gerdts Op->Asl.CompileFlags = 0;
423bc36eafdSMike Gerdts
424bc36eafdSMike Gerdts /* Disable further optimization */
425bc36eafdSMike Gerdts
426*35786f68SRobert Mustacchi Op->Asl.CompileFlags &= ~OP_COMPILE_TIME_CONST;
427bc36eafdSMike Gerdts UtSetParseOpName (Op);
428bc36eafdSMike Gerdts
429bc36eafdSMike Gerdts /* Set Store destination */
430bc36eafdSMike Gerdts
431bc36eafdSMike Gerdts Op->Asl.Child->Asl.Next = DestOp;
432bc36eafdSMike Gerdts }
433bc36eafdSMike Gerdts
434bc36eafdSMike Gerdts
435bc36eafdSMike Gerdts /*******************************************************************************
436bc36eafdSMike Gerdts *
437bc36eafdSMike Gerdts * FUNCTION: OpcCreateConcatenateNode
438bc36eafdSMike Gerdts *
439bc36eafdSMike Gerdts * PARAMETERS: Op - Parse node
440bc36eafdSMike Gerdts * Node - Parse node to be concatenated
441bc36eafdSMike Gerdts *
442bc36eafdSMike Gerdts * RETURN: None
443bc36eafdSMike Gerdts *
444bc36eafdSMike Gerdts * DESCRIPTION: Make Node the child of Op. If child node already exists, then
445bc36eafdSMike Gerdts * concat child with Node and makes concat node the child of Op.
446bc36eafdSMike Gerdts *
447bc36eafdSMike Gerdts ******************************************************************************/
448bc36eafdSMike Gerdts
449bc36eafdSMike Gerdts static void
OpcCreateConcatenateNode(ACPI_PARSE_OBJECT * Op,ACPI_PARSE_OBJECT * Node)450bc36eafdSMike Gerdts OpcCreateConcatenateNode (
451bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op,
452bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Node)
453bc36eafdSMike Gerdts {
454bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *NewConcatOp;
455bc36eafdSMike Gerdts
456bc36eafdSMike Gerdts
457bc36eafdSMike Gerdts if (!Op->Asl.Child)
458bc36eafdSMike Gerdts {
459bc36eafdSMike Gerdts Op->Asl.Child = Node;
460bc36eafdSMike Gerdts Node->Asl.Parent = Op;
461bc36eafdSMike Gerdts return;
462bc36eafdSMike Gerdts }
463bc36eafdSMike Gerdts
464*35786f68SRobert Mustacchi NewConcatOp = TrAllocateOp (PARSEOP_CONCATENATE);
465*35786f68SRobert Mustacchi NewConcatOp->Asl.AmlOpcode = AML_CONCATENATE_OP;
466bc36eafdSMike Gerdts NewConcatOp->Asl.AcpiBtype = 0x7;
467bc36eafdSMike Gerdts NewConcatOp->Asl.LogicalLineNumber = Op->Asl.LogicalLineNumber;
468bc36eafdSMike Gerdts
469bc36eafdSMike Gerdts /* First arg is child of Op*/
470bc36eafdSMike Gerdts
471bc36eafdSMike Gerdts NewConcatOp->Asl.Child = Op->Asl.Child;
472bc36eafdSMike Gerdts Op->Asl.Child->Asl.Parent = NewConcatOp;
473bc36eafdSMike Gerdts
474bc36eafdSMike Gerdts /* Second arg is Node */
475bc36eafdSMike Gerdts
476bc36eafdSMike Gerdts NewConcatOp->Asl.Child->Asl.Next = Node;
477bc36eafdSMike Gerdts Node->Asl.Parent = NewConcatOp;
478bc36eafdSMike Gerdts
479bc36eafdSMike Gerdts /* Third arg is Zero (not used) */
480bc36eafdSMike Gerdts
481bc36eafdSMike Gerdts NewConcatOp->Asl.Child->Asl.Next->Asl.Next =
482*35786f68SRobert Mustacchi TrAllocateOp (PARSEOP_ZERO);
483bc36eafdSMike Gerdts NewConcatOp->Asl.Child->Asl.Next->Asl.Next->Asl.Parent =
484bc36eafdSMike Gerdts NewConcatOp;
485bc36eafdSMike Gerdts
486bc36eafdSMike Gerdts Op->Asl.Child = NewConcatOp;
487bc36eafdSMike Gerdts NewConcatOp->Asl.Parent = Op;
488bc36eafdSMike Gerdts }
489