diff --git a/sys/contrib/dev/acpica/Subsystem/Include/acconfig.h b/sys/contrib/dev/acpica/Subsystem/Include/acconfig.h index cb41ade35982..9595213bfa15 100644 --- a/sys/contrib/dev/acpica/Subsystem/Include/acconfig.h +++ b/sys/contrib/dev/acpica/Subsystem/Include/acconfig.h @@ -1,246 +1,250 @@ /****************************************************************************** * * Name: acconfig.h - Global configuration constants - * $Revision: 49 $ + * $Revision: 53 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef _ACCONFIG_H #define _ACCONFIG_H /****************************************************************************** * * Compile-time options * *****************************************************************************/ /* * ACPI_DEBUG - This switch enables all the debug facilities of the ACPI * subsystem. This includes the DEBUG_PRINT output statements * When disabled, all DEBUG_PRINT statements are compiled out. * * ACPI_APPLICATION - Use this switch if the subsystem is going to be run * at the application level. * */ /****************************************************************************** * * Subsystem Constants * *****************************************************************************/ /* Version string */ -#define ACPI_CA_VERSION __DATE__ +#define ACPI_CA_VERSION 0x20010125 /* Maximum objects in the various object caches */ #define MAX_STATE_CACHE_DEPTH 64 /* State objects for stacks */ #define MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ #define MAX_EXTPARSE_CACHE_DEPTH 64 /* Parse tree objects */ #define MAX_OBJECT_CACHE_DEPTH 64 /* Interpreter operand objects */ #define MAX_WALK_CACHE_DEPTH 2 /* Objects for parse tree walks (method execution) */ /* String size constants */ #define MAX_STRING_LENGTH 512 #define PATHNAME_MAX 256 /* A full namespace pathname */ /* Maximum count for a semaphore object */ #define MAX_SEMAPHORE_COUNT 256 /* Max reference count (for debug only) */ #define MAX_REFERENCE_COUNT 0x200 /* Size of cached memory mapping for system memory operation region */ #define SYSMEM_REGION_WINDOW_SIZE 4096 /* * Debugger threading model * Use single threaded if the entire subsystem is contained in an application * Use multiple threaded when the the subsystem is running in the kernel. * * By default the model is single threaded if ACPI_APPLICATION is set, * multi-threaded if ACPI_APPLICATION is not set. */ #define DEBUGGER_SINGLE_THREADED 0 #define DEBUGGER_MULTI_THREADED 1 #ifndef DEBUGGER_THREADING #ifdef ACPI_APPLICATION #define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED #else #define DEBUGGER_THREADING DEBUGGER_MULTI_THREADED #endif #endif /****************************************************************************** * * ACPI Specification constants (Do not change unless the specification changes) * *****************************************************************************/ /* * Method info (in WALK_STATE), containing local variables and argumetns */ #define MTH_NUM_LOCALS 8 #define MTH_MAX_LOCAL 7 #define MTH_NUM_ARGS 7 #define MTH_MAX_ARG 6 +/* Maximum length of resulting string when converting from a buffer */ + +#define ACPI_MAX_STRING_CONVERSION 200 + /* * Operand Stack (in WALK_STATE), Must be large enough to contain MTH_MAX_ARG */ #define OBJ_NUM_OPERANDS 8 #define OBJ_MAX_OPERAND 7 /* Names within the namespace are 4 bytes long */ #define ACPI_NAME_SIZE 4 #define PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 INT8 for separator */ #define PATH_SEPARATOR '.' /* Constants used in searching for the RSDP in low memory */ #define LO_RSDP_WINDOW_BASE 0 /* Physical Address */ #define HI_RSDP_WINDOW_BASE 0xE0000 /* Physical Address */ #define LO_RSDP_WINDOW_SIZE 0x400 #define HI_RSDP_WINDOW_SIZE 0x20000 #define RSDP_SCAN_STEP 16 /* Maximum nesting of package objects */ #define MAX_PACKAGE_DEPTH 16 #endif /* _ACCONFIG_H */ diff --git a/sys/contrib/dev/acpica/Subsystem/Include/acfreebsd.h b/sys/contrib/dev/acpica/Subsystem/Include/acfreebsd.h index 23ff5ced2a6f..2d42e83922a5 100644 --- a/sys/contrib/dev/acpica/Subsystem/Include/acfreebsd.h +++ b/sys/contrib/dev/acpica/Subsystem/Include/acfreebsd.h @@ -1,198 +1,198 @@ /****************************************************************************** * * Name: acfreebsd.h - OS specific defines, etc. - * $Revision: 2 $ + * $Revision: 4 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef __ACFREEBSD_H__ #define __ACFREEBSD_H__ /* * XXX this is technically correct, but will cause problems with some ASL * which only works if the string names a Microsoft operating system. */ #define ACPI_OS_NAME "FreeBSD" /* FreeBSD uses GCC */ #include "acgcc.h" #ifdef _KERNEL #include "opt_acpi.h" /* collect build-time options here */ #include #include #include #include #include #define asm __asm #define __cli() disable_intr() #define __sti() enable_intr() #ifdef ACPI_DEBUG #ifdef DEBUGGER_THREADING #undef DEBUGGER_THREADING #endif /* DEBUGGER_THREADING */ #define DEBUGGER_THREADING 0 /* integrated with DDB */ #include "opt_ddb.h" #ifdef DDB #define ENABLE_DEBUGGER #endif /* DDB */ #endif /* ACPI_DEBUG */ #else /* _KERNEL */ /* Not building kernel code, so use libc */ #define ACPI_USE_STANDARD_HEADERS #endif /* _KERNEL */ /* Always use FreeBSD code over our local versions */ #define ACPI_USE_SYSTEM_CLIBRARY /* FreeBSD doesn't have strupr, should be fixed. (move to libkern) */ static __inline char * strupr(char *str) { char *c = str; while(*c) { *c = toupper(*c); c++; } return(str); } #ifdef _KERNEL /* Or strstr (used in debugging mode, also move to libkern) */ static __inline char * strstr(char *s, char *find) { char c, sc; size_t len; if ((c = *find++) != 0) { len = strlen(find); do { do { if ((sc = *s++) == 0) return (NULL); } while (sc != c); } while (strncmp(s, find, len) != 0); s--; } return ((char *)s); } #endif /* _KERNEL */ #endif /* __ACFREEBSD_H__ */ diff --git a/sys/contrib/dev/acpica/Subsystem/Include/acgcc.h b/sys/contrib/dev/acpica/Subsystem/Include/acgcc.h index aa57a34c183c..f4510e7064c5 100644 --- a/sys/contrib/dev/acpica/Subsystem/Include/acgcc.h +++ b/sys/contrib/dev/acpica/Subsystem/Include/acgcc.h @@ -1,244 +1,244 @@ /****************************************************************************** * * Name: acgcc.h - GCC specific defines, etc. - * $Revision: 3 $ + * $Revision: 4 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef __ACGCC_H__ #define __ACGCC_H__ #define COMPILER_DEPENDENT_UINT64 unsigned long long #ifdef __ia64__ #define _IA64 /* Single threaded */ #define ACPI_APPLICATION #define ACPI_ASM_MACROS #define causeinterrupt(level) #define BREAKPOINT3 #define disable() __cli() #define enable() __sti() #ifndef __FreeBSD__ /* XXX conflicts with inline in cpufunc.h */ #define wbinvd() #endif /*! [Begin] no source code translation */ #include #define halt() ia64_pal_halt_light() /* PAL_HALT[_LIGHT] */ #define safe_halt() ia64_pal_halt(1) /* PAL_HALT */ #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ do { \ __asm__ volatile ("1: ld4 r29=%1\n" \ ";;\n" \ "mov ar.ccv=r29\n" \ "mov r2=r29\n" \ "shr.u r30=r29,1\n" \ "and r29=-4,r29\n" \ ";;\n" \ "add r29=2,r29\n" \ "and r30=1,r30\n" \ ";;\n" \ "add r29=r29,r30\n" \ ";;\n" \ "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ ";;\n" \ "cmp.eq p6,p7=r2,r30\n" \ "(p7) br.dpnt.few 1b\n" \ "cmp.gt p8,p9=3,r29\n" \ ";;\n" \ "(p8) mov %0=-1\n" \ "(p9) mov %0=r0\n" \ :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ } while (0) #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ do { \ __asm__ volatile ("1: ld4 r29=%1\n" \ ";;\n" \ "mov ar.ccv=r29\n" \ "mov r2=r29\n" \ "and r29=-4,r29\n" \ ";;\n" \ "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ ";;\n" \ "cmp.eq p6,p7=r2,r30\n" \ "(p7) br.dpnt.few 1b\n" \ "and %0=1,r2\n" \ ";;\n" \ :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ } while (0) /*! [End] no source code translation !*/ #else /* DO IA32 */ #define ACPI_ASM_MACROS #define causeinterrupt(level) #define BREAKPOINT3 #define disable() __cli() #define enable() __sti() #define halt() __asm__ __volatile__ ("sti; hlt":::"memory") #ifndef __FreeBSD__ /* XXX conflicts with inline in cpufunc.h */ #define wbinvd() #endif /*! [Begin] no source code translation * * A brief explanation as GNU inline assembly is a bit hairy * %0 is the output parameter in EAX ("=a") * %1 and %2 are the input parameters in ECX ("c") * and an immediate value ("i") respectively * All actual register references are preceded with "%%" as in "%%edx" * Immediate values in the assembly are preceded by "$" as in "$0x1" * The final asm parameter are the operation altered non-output registers. */ #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ do { \ int dummy; \ asm("1: movl (%1),%%eax;" \ "movl %%eax,%%edx;" \ "andl %2,%%edx;" \ "btsl $0x1,%%edx;" \ "adcl $0x0,%%edx;" \ "lock; cmpxchgl %%edx,(%1);" \ "jnz 1b;" \ "cmpb $0x3,%%dl;" \ "sbbl %%eax,%%eax" \ :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~1L):"dx"); \ } while(0) #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ do { \ int dummy; \ asm("1: movl (%1),%%eax;" \ "movl %%eax,%%edx;" \ "andl %2,%%edx;" \ "lock; cmpxchgl %%edx,(%1);" \ "jnz 1b;" \ "andl $0x1,%%eax" \ :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~3L):"dx"); \ } while(0) /*! [End] no source code translation !*/ #endif /* IA 32 */ #endif /* __ACGCC_H__ */ diff --git a/sys/contrib/dev/acpica/Subsystem/Include/acpixf.h b/sys/contrib/dev/acpica/Subsystem/Include/acpixf.h index 48e232c0dc06..5dd9c30e794c 100644 --- a/sys/contrib/dev/acpica/Subsystem/Include/acpixf.h +++ b/sys/contrib/dev/acpica/Subsystem/Include/acpixf.h @@ -1,417 +1,416 @@ /****************************************************************************** * * Name: acpixf.h - External interfaces to the ACPI subsystem * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef __ACXFACE_H__ #define __ACXFACE_H__ #include "actypes.h" #include "actbl.h" /* * Global interfaces */ ACPI_STATUS AcpiInitializeSubsystem ( void); ACPI_STATUS AcpiEnableSubsystem ( UINT32 Flags); ACPI_STATUS AcpiTerminate ( void); ACPI_STATUS AcpiEnable ( void); ACPI_STATUS AcpiDisable ( void); ACPI_STATUS AcpiGetSystemInfo( ACPI_BUFFER *RetBuffer); ACPI_STATUS AcpiFormatException ( ACPI_STATUS Exception, ACPI_BUFFER *OutBuffer); /* * ACPI table manipulation interfaces */ ACPI_STATUS AcpiFindRootPointer ( ACPI_PHYSICAL_ADDRESS *RsdpPhysicalAddress); ACPI_STATUS AcpiLoadTables ( ACPI_PHYSICAL_ADDRESS RsdpPhysicalAddress); ACPI_STATUS AcpiLoadTable ( ACPI_TABLE_HEADER *TablePtr); ACPI_STATUS AcpiUnloadTable ( ACPI_TABLE_TYPE TableType); ACPI_STATUS AcpiGetTableHeader ( ACPI_TABLE_TYPE TableType, UINT32 Instance, ACPI_TABLE_HEADER *OutTableHeader); ACPI_STATUS AcpiGetTable ( ACPI_TABLE_TYPE TableType, UINT32 Instance, ACPI_BUFFER *RetBuffer); /* * Namespace and name interfaces */ ACPI_STATUS AcpiWalkNamespace ( ACPI_OBJECT_TYPE Type, ACPI_HANDLE StartObject, UINT32 MaxDepth, WALK_CALLBACK UserFunction, void *Context, void * *ReturnValue); ACPI_STATUS AcpiGetDevices ( NATIVE_CHAR *HID, WALK_CALLBACK UserFunction, void *Context, void **ReturnValue); ACPI_STATUS AcpiGetName ( ACPI_HANDLE Handle, UINT32 NameType, ACPI_BUFFER *RetPathPtr); ACPI_STATUS AcpiGetHandle ( ACPI_HANDLE Parent, ACPI_STRING Pathname, ACPI_HANDLE *RetHandle); /* * Object manipulation and enumeration */ ACPI_STATUS AcpiEvaluateObject ( ACPI_HANDLE Object, ACPI_STRING Pathname, ACPI_OBJECT_LIST *ParameterObjects, ACPI_BUFFER *ReturnObjectBuffer); ACPI_STATUS AcpiGetObjectInfo ( ACPI_HANDLE Device, ACPI_DEVICE_INFO *Info); ACPI_STATUS AcpiGetNextObject ( ACPI_OBJECT_TYPE Type, ACPI_HANDLE Parent, ACPI_HANDLE Child, ACPI_HANDLE *OutHandle); ACPI_STATUS AcpiGetType ( ACPI_HANDLE Object, ACPI_OBJECT_TYPE *OutType); ACPI_STATUS AcpiGetParent ( ACPI_HANDLE Object, ACPI_HANDLE *OutHandle); /* * AcpiEvent handler interfaces */ ACPI_STATUS AcpiInstallFixedEventHandler ( UINT32 AcpiEvent, FIXED_EVENT_HANDLER Handler, void *Context); ACPI_STATUS AcpiRemoveFixedEventHandler ( UINT32 AcpiEvent, FIXED_EVENT_HANDLER Handler); ACPI_STATUS AcpiInstallNotifyHandler ( ACPI_HANDLE Device, UINT32 HandlerType, NOTIFY_HANDLER Handler, void *Context); ACPI_STATUS AcpiRemoveNotifyHandler ( ACPI_HANDLE Device, UINT32 HandlerType, NOTIFY_HANDLER Handler); ACPI_STATUS AcpiInstallAddressSpaceHandler ( ACPI_HANDLE Device, ACPI_ADDRESS_SPACE_TYPE SpaceId, ADDRESS_SPACE_HANDLER Handler, ADDRESS_SPACE_SETUP Setup, void *Context); ACPI_STATUS AcpiRemoveAddressSpaceHandler ( ACPI_HANDLE Device, ACPI_ADDRESS_SPACE_TYPE SpaceId, ADDRESS_SPACE_HANDLER Handler); ACPI_STATUS AcpiInstallGpeHandler ( UINT32 GpeNumber, UINT32 Type, GPE_HANDLER Handler, void *Context); ACPI_STATUS AcpiAcquireGlobalLock ( void); ACPI_STATUS AcpiReleaseGlobalLock ( void); ACPI_STATUS AcpiRemoveGpeHandler ( UINT32 GpeNumber, GPE_HANDLER Handler); ACPI_STATUS AcpiEnableEvent ( UINT32 AcpiEvent, UINT32 Type); ACPI_STATUS AcpiDisableEvent ( UINT32 AcpiEvent, UINT32 Type); ACPI_STATUS AcpiClearEvent ( UINT32 AcpiEvent, UINT32 Type); ACPI_STATUS AcpiGetEventStatus ( UINT32 AcpiEvent, UINT32 Type, ACPI_EVENT_STATUS *EventStatus); /* * Resource interfaces */ ACPI_STATUS AcpiGetCurrentResources( ACPI_HANDLE DeviceHandle, ACPI_BUFFER *RetBuffer); ACPI_STATUS AcpiGetPossibleResources( ACPI_HANDLE DeviceHandle, ACPI_BUFFER *RetBuffer); ACPI_STATUS AcpiSetCurrentResources ( ACPI_HANDLE DeviceHandle, ACPI_BUFFER *InBuffer); ACPI_STATUS AcpiGetIrqRoutingTable ( ACPI_HANDLE BusDeviceHandle, ACPI_BUFFER *RetBuffer); /* * Hardware (ACPI device) interfaces */ ACPI_STATUS AcpiSetFirmwareWakingVector ( ACPI_PHYSICAL_ADDRESS PhysicalAddress); ACPI_STATUS AcpiGetFirmwareWakingVector ( ACPI_PHYSICAL_ADDRESS *PhysicalAddress); ACPI_STATUS -AcpiGetProcessorId ( - ACPI_HANDLE ProcessorHandle, - UINT32 *Id); +AcpiEnterSleepState ( + UINT8 SleepState); ACPI_STATUS AcpiGetProcessorThrottlingInfo ( ACPI_HANDLE ProcessorHandle, ACPI_BUFFER *UserBuffer); ACPI_STATUS AcpiSetProcessorThrottlingState ( ACPI_HANDLE ProcessorHandle, UINT32 ThrottleState); ACPI_STATUS AcpiGetProcessorThrottlingState ( ACPI_HANDLE ProcessorHandle, UINT32 *ThrottleState); ACPI_STATUS AcpiGetProcessorCxInfo ( ACPI_HANDLE ProcessorHandle, ACPI_BUFFER *UserBuffer); ACPI_STATUS AcpiSetProcessorSleepState ( ACPI_HANDLE ProcessorHandle, UINT32 CxState); ACPI_STATUS AcpiProcessorSleep ( ACPI_HANDLE ProcessorHandle, UINT32 *PmTimerTicks); ACPI_STATUS AcpiSetSystemSleepState ( UINT8 SleepState); #endif /* __ACXFACE_H__ */ diff --git a/sys/contrib/dev/acpica/Subsystem/Parser/psparse.c b/sys/contrib/dev/acpica/Subsystem/Parser/psparse.c index d043cf87d183..1d44bd845c4a 100644 --- a/sys/contrib/dev/acpica/Subsystem/Parser/psparse.c +++ b/sys/contrib/dev/acpica/Subsystem/Parser/psparse.c @@ -1,1468 +1,1477 @@ /****************************************************************************** * * Module Name: psparse - Parser top level AML parse routines - * $Revision: 71 $ + * $Revision: 74 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ /* * Parse the AML and build an operation tree as most interpreters, * like Perl, do. Parsing is done by hand rather than with a YACC * generated parser to tightly constrain stack and dynamic memory * usage. At the same time, parsing is kept flexible and the code * fairly compact by parsing based on a list of AML opcode * templates in AmlOpInfo[] */ #include "acpi.h" #include "acparser.h" #include "acdispat.h" #include "amlcode.h" #include "acnamesp.h" #include "acdebug.h" #define _COMPONENT PARSER MODULE_NAME ("psparse") UINT32 AcpiGbl_Depth = 0; extern UINT32 AcpiGbl_ScopeDepth; /******************************************************************************* * * FUNCTION: AcpiPsPeekOpcode * * PARAMETERS: None * * RETURN: Status * * DESCRIPTION: Get next AML opcode (without incrementing AML pointer) * ******************************************************************************/ static UINT32 AcpiPsGetOpcodeSize ( UINT32 Opcode) { /* Extended (2-byte) opcode if > 255 */ if (Opcode > 0x00FF) { return (2); } /* Otherwise, just a single byte opcode */ return (1); } /******************************************************************************* * * FUNCTION: AcpiPsPeekOpcode * * PARAMETERS: ParserState - A parser state object * * RETURN: Status * * DESCRIPTION: Get next AML opcode (without incrementing AML pointer) * ******************************************************************************/ UINT16 AcpiPsPeekOpcode ( ACPI_PARSE_STATE *ParserState) { UINT8 *Aml; UINT16 Opcode; Aml = ParserState->Aml; Opcode = (UINT16) GET8 (Aml); Aml++; /* * Original code special cased LNOTEQUAL, LLESSEQUAL, LGREATEREQUAL. * These opcodes are no longer recognized. Instead, they are broken into * two opcodes. * * * if (Opcode == AML_EXTOP * || (Opcode == AML_LNOT * && (GET8 (AcpiAml) == AML_LEQUAL * || GET8 (AcpiAml) == AML_LGREATER * || GET8 (AcpiAml) == AML_LLESS))) * * extended Opcode, !=, <=, or >= */ if (Opcode == AML_EXTOP) { /* Extended opcode */ Opcode = (UINT16) ((Opcode << 8) | GET8 (Aml)); Aml++; } /* don't convert bare name to a namepath */ return (Opcode); } /******************************************************************************* * * FUNCTION: AcpiPsCreateState * * PARAMETERS: AcpiAml - AcpiAml code pointer * AcpiAmlSize - Length of AML code * * RETURN: A new parser state object * * DESCRIPTION: Create and initialize a new parser state object * ******************************************************************************/ ACPI_PARSE_STATE * AcpiPsCreateState ( UINT8 *Aml, UINT32 AmlSize) { ACPI_PARSE_STATE *ParserState; FUNCTION_TRACE ("PsCreateState"); ParserState = AcpiCmCallocate (sizeof (ACPI_PARSE_STATE)); if (!ParserState) { return_VALUE (NULL); } ParserState->Aml = Aml; ParserState->AmlEnd = Aml + AmlSize; ParserState->PkgEnd = ParserState->AmlEnd; ParserState->AmlStart = Aml; return_PTR (ParserState); } /******************************************************************************* * * FUNCTION: AcpiPsFindObject * * PARAMETERS: Opcode - Current opcode * ParserState - Current state * WalkState - Current state * *Op - Where found/new op is returned * * RETURN: Status * * DESCRIPTION: Find a named object. Two versions - one to search the parse * tree (for parser-only applications such as acpidump), another * to search the ACPI internal namespace (the parse tree may no * longer exist) * ******************************************************************************/ #ifdef PARSER_ONLY ACPI_STATUS AcpiPsFindObject ( UINT16 Opcode, ACPI_PARSE_OBJECT *Op, ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT **OutOp) { NATIVE_CHAR *Path; /* We are only interested in opcodes that have an associated name */ if (!AcpiPsIsNamedOp (Opcode)) { *OutOp = Op; return (AE_OK); } /* Find the name in the parse tree */ Path = AcpiPsGetNextNamestring (WalkState->ParserState); *OutOp = AcpiPsFind (AcpiPsGetParentScope (WalkState->ParserState), Path, Opcode, 1); if (!(*OutOp)) { return (AE_NOT_FOUND); } return (AE_OK); } #endif /******************************************************************************* * * FUNCTION: AcpiPsCompleteThisOp * * PARAMETERS: WalkState - Current State * Op - Op to complete * * RETURN: TRUE if Op and subtree was deleted * * DESCRIPTION: Perform any cleanup at the completion of an Op. * ******************************************************************************/ static BOOLEAN AcpiPsCompleteThisOp ( ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT *Op) { #ifndef PARSER_ONLY ACPI_PARSE_OBJECT *Prev; ACPI_PARSE_OBJECT *Next; ACPI_OPCODE_INFO *OpInfo; ACPI_OPCODE_INFO *ParentInfo; UINT32 OpcodeClass; ACPI_PARSE_OBJECT *ReplacementOp = NULL; FUNCTION_TRACE_PTR ("PsCompleteThisOp", Op); OpInfo = AcpiPsGetOpcodeInfo (Op->Opcode); OpcodeClass = ACPI_GET_OP_CLASS (OpInfo); /* Delete this op and the subtree below it if asked to */ if (((WalkState->ParseFlags & ACPI_PARSE_TREE_MASK) == ACPI_PARSE_DELETE_TREE) && (OpcodeClass != OPTYPE_CONSTANT) && (OpcodeClass != OPTYPE_LITERAL) && (OpcodeClass != OPTYPE_LOCAL_VARIABLE) && (OpcodeClass != OPTYPE_METHOD_ARGUMENT) && (OpcodeClass != OPTYPE_DATA_TERM) && (Op->Opcode != AML_NAMEPATH_OP)) { /* Make sure that we only delete this subtree */ if (Op->Parent) { /* * Check if we need to replace the operator and its subtree * with a return value op (placeholder op) */ ParentInfo = AcpiPsGetOpcodeInfo (Op->Parent->Opcode); switch (ACPI_GET_OP_CLASS (ParentInfo)) { case OPTYPE_CONTROL: /* IF, ELSE, WHILE only */ break; case OPTYPE_NAMED_OBJECT: /* Scope, method, etc. */ /* * These opcodes contain TermArg operands. The current * op must be replace by a placeholder return op */ if ((Op->Parent->Opcode == AML_REGION_OP) || (Op->Parent->Opcode == AML_CREATE_FIELD_OP) || (Op->Parent->Opcode == AML_BIT_FIELD_OP) || (Op->Parent->Opcode == AML_BYTE_FIELD_OP) || (Op->Parent->Opcode == AML_WORD_FIELD_OP) || (Op->Parent->Opcode == AML_DWORD_FIELD_OP) || (Op->Parent->Opcode == AML_QWORD_FIELD_OP)) { ReplacementOp = AcpiPsAllocOp (AML_RETURN_VALUE_OP); if (!ReplacementOp) { return_VALUE (FALSE); } } break; default: ReplacementOp = AcpiPsAllocOp (AML_RETURN_VALUE_OP); if (!ReplacementOp) { return_VALUE (FALSE); } } /* We must unlink this op from the parent tree */ Prev = Op->Parent->Value.Arg; if (Prev == Op) { /* This op is the first in the list */ if (ReplacementOp) { ReplacementOp->Parent = Op->Parent; ReplacementOp->Value.Arg = NULL; Op->Parent->Value.Arg = ReplacementOp; ReplacementOp->Next = Op->Next; } else { Op->Parent->Value.Arg = Op->Next; } } /* Search the parent list */ else while (Prev) { /* Traverse all siblings in the parent's argument list */ Next = Prev->Next; if (Next == Op) { if (ReplacementOp) { ReplacementOp->Parent = Op->Parent; ReplacementOp->Value.Arg = NULL; Prev->Next = ReplacementOp; ReplacementOp->Next = Op->Next; Next = NULL; } else { Prev->Next = Op->Next; Next = NULL; } } Prev = Next; } } /* Now we can actually delete the subtree rooted at op */ AcpiPsDeleteParseTree (Op); return_VALUE (TRUE); } return_VALUE (FALSE); #else return (FALSE); #endif } /******************************************************************************* * * FUNCTION: AcpiPsNextParseState * * PARAMETERS: ParserState - Current parser state object * * RETURN: * * DESCRIPTION: * ******************************************************************************/ static ACPI_STATUS AcpiPsNextParseState ( ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT *Op, ACPI_STATUS CallbackStatus) { ACPI_PARSE_STATE *ParserState = WalkState->ParserState; ACPI_STATUS Status = AE_CTRL_PENDING; UINT8 *Start; UINT32 PackageLength; FUNCTION_TRACE_PTR ("PsNextParseState", Op); switch (CallbackStatus) { case AE_CTRL_TERMINATE: /* * A control method was terminated via a RETURN statement. * The walk of this method is complete. */ ParserState->Aml = ParserState->AmlEnd; Status = AE_CTRL_TERMINATE; break; case AE_CTRL_PENDING: /* * Predicate of a WHILE was true and the loop just completed an * execution. Go back to the start of the loop and reevaluate the * predicate. */ /* WalkState->ControlState->Common.State = CONTROL_PREDICATE_EXECUTING;*/ /* TBD: How to handle a break within a while. */ /* This code attempts it */ ParserState->Aml = WalkState->AmlLastWhile; break; case AE_CTRL_TRUE: /* * Predicate of an IF was true, and we are at the matching ELSE. * Just close out this package * * Note: ParserState->Aml is modified by the package length procedure * TBD: [Investigate] perhaps it shouldn't, too much trouble */ Start = ParserState->Aml; PackageLength = AcpiPsGetNextPackageLength (ParserState); ParserState->Aml = Start + PackageLength; break; case AE_CTRL_FALSE: /* * Either an IF/WHILE Predicate was false or we encountered a BREAK * opcode. In both cases, we do not execute the rest of the * package; We simply close out the parent (finishing the walk of * this branch of the tree) and continue execution at the parent * level. */ ParserState->Aml = ParserState->Scope->ParseScope.PkgEnd; /* In the case of a BREAK, just force a predicate (if any) to FALSE */ WalkState->ControlState->Common.Value = FALSE; Status = AE_CTRL_END; break; case AE_CTRL_TRANSFER: /* * A method call (invocation) -- transfer control */ Status = AE_CTRL_TRANSFER; WalkState->PrevOp = Op; WalkState->MethodCallOp = Op; WalkState->MethodCallNode = (Op->Value.Arg)->Node; /* Will return value (if any) be used by the caller? */ WalkState->ReturnUsed = AcpiDsIsResultUsed (Op, WalkState); break; default: Status = CallbackStatus; if ((CallbackStatus & AE_CODE_MASK) == AE_CODE_CONTROL) { Status = AE_OK; } break; } return_ACPI_STATUS (Status); } /******************************************************************************* * * FUNCTION: AcpiPsParseLoop * * PARAMETERS: ParserState - Current parser state object * * RETURN: Status * * DESCRIPTION: Parse AML (pointed to by the current parser state) and return * a tree of ops. * ******************************************************************************/ ACPI_STATUS AcpiPsParseLoop ( ACPI_WALK_STATE *WalkState) { ACPI_STATUS Status = AE_OK; ACPI_PARSE_OBJECT *Op = NULL; /* current op */ ACPI_OPCODE_INFO *OpInfo; ACPI_PARSE_OBJECT *Arg = NULL; ACPI_PARSE2_OBJECT *DeferredOp; UINT32 ArgCount; /* push for fixed or var args */ UINT32 ArgTypes = 0; ACPI_PTRDIFF AmlOffset; UINT16 Opcode; ACPI_PARSE_OBJECT PreOp; ACPI_PARSE_STATE *ParserState; UINT8 *AmlOpStart; FUNCTION_TRACE_PTR ("PsParseLoop", WalkState); ParserState = WalkState->ParserState; #ifndef PARSER_ONLY if (WalkState->WalkType & WALK_METHOD_RESTART) { /* We are restarting a preempted control method */ if (AcpiPsHasCompletedScope (ParserState)) { /* * We must check if a predicate to an IF or WHILE statement * was just completed */ if ((ParserState->Scope->ParseScope.Op) && ((ParserState->Scope->ParseScope.Op->Opcode == AML_IF_OP) || (ParserState->Scope->ParseScope.Op->Opcode == AML_WHILE_OP)) && (WalkState->ControlState) && (WalkState->ControlState->Common.State == CONTROL_PREDICATE_EXECUTING)) { /* * A predicate was just completed, get the value of the * predicate and branch based on that value */ Status = AcpiDsGetPredicateValue (WalkState, NULL, TRUE); - if (Status == AE_AML_NO_OPERAND) + if (ACPI_FAILURE (Status) && + ((Status & AE_CODE_MASK) != AE_CODE_CONTROL)) { + if (Status == AE_AML_NO_RETURN_VALUE) + { + DEBUG_PRINT (ACPI_ERROR, + ("PsParseLoop: Invoked method did not return a value, %s\n", + AcpiCmFormatException (Status))); + + } DEBUG_PRINT (ACPI_ERROR, - ("PsParseLoop: Invoked method did not return a value, %s\n", + ("PsParseLoop: GetPredicate Failed, %s\n", AcpiCmFormatException (Status))); - + return_ACPI_STATUS (Status); } + Status = AcpiPsNextParseState (WalkState, Op, Status); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); DEBUG_PRINT (TRACE_PARSE, ("ParseLoop: Popped scope, Op=%p\n", Op)); } else if (WalkState->PrevOp) { /* We were in the middle of an op */ Op = WalkState->PrevOp; ArgTypes = WalkState->PrevArgTypes; } } #endif /* * Iterative parsing loop, while there is more aml to process: */ while ((ParserState->Aml < ParserState->AmlEnd) || (Op)) { if (!Op) { /* Get the next opcode from the AML stream */ AmlOpStart = ParserState->Aml; AmlOffset = ParserState->Aml - ParserState->AmlStart; Opcode = AcpiPsPeekOpcode (ParserState); /* * First cut to determine what we have found: * 1) A valid AML opcode * 2) A name string * 3) An unknown/invalid opcode */ OpInfo = AcpiPsGetOpcodeInfo (Opcode); switch (ACPI_GET_OP_TYPE (OpInfo)) { case ACPI_OP_TYPE_OPCODE: /* Found opcode info, this is a normal opcode */ ParserState->Aml += AcpiPsGetOpcodeSize (Opcode); ArgTypes = OpInfo->ParseArgs; break; case ACPI_OP_TYPE_ASCII: case ACPI_OP_TYPE_PREFIX: /* * Starts with a valid prefix or ASCII char, this is a name * string. Convert the bare name string to a namepath. */ Opcode = AML_NAMEPATH_OP; ArgTypes = ARGP_NAMESTRING; break; case ACPI_OP_TYPE_UNKNOWN: /* The opcode is unrecognized. Just skip unknown opcodes */ DEBUG_PRINT (ACPI_ERROR, ("ParseLoop: Found unknown opcode %lX at AML offset %X, ignoring\n", Opcode, AmlOffset)); DUMP_BUFFER (ParserState->Aml, 128); /* Assume one-byte bad opcode */ ParserState->Aml++; continue; } /* Create Op structure and append to parent's argument list */ if (AcpiPsIsNamedOp (Opcode)) { PreOp.Value.Arg = NULL; PreOp.Opcode = Opcode; while (GET_CURRENT_ARG_TYPE (ArgTypes) != ARGP_NAME) { Arg = AcpiPsGetNextArg (ParserState, GET_CURRENT_ARG_TYPE (ArgTypes), &ArgCount); AcpiPsAppendArg (&PreOp, Arg); INCREMENT_ARG_LIST (ArgTypes); } /* We know that this arg is a name, move to next arg */ INCREMENT_ARG_LIST (ArgTypes); if (WalkState->DescendingCallback != NULL) { /* * Find the object. This will either insert the object into * the namespace or simply look it up */ Status = WalkState->DescendingCallback (Opcode, NULL, WalkState, &Op); if (Op == NULL) { continue; } Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } if (ACPI_FAILURE (Status)) { goto CloseThisOp; } } AcpiPsAppendArg (Op, PreOp.Value.Arg); AcpiGbl_Depth++; if (Op->Opcode == AML_REGION_OP) { DeferredOp = AcpiPsToExtendedOp (Op); if (DeferredOp) { /* * Defer final parsing of an OperationRegion body, * because we don't have enough info in the first pass * to parse it correctly (i.e., there may be method * calls within the TermArg elements of the body. * * However, we must continue parsing because * the opregion is not a standalone package -- * we don't know where the end is at this point. * * (Length is unknown until parse of the body complete) */ DeferredOp->Data = AmlOpStart; DeferredOp->Length = 0; } } } else { /* Not a named opcode, just allocate Op and append to parent */ Op = AcpiPsAllocOp (Opcode); if (!Op) { return_ACPI_STATUS (AE_NO_MEMORY); } if ((Op->Opcode == AML_CREATE_FIELD_OP) || (Op->Opcode == AML_BIT_FIELD_OP) || (Op->Opcode == AML_BYTE_FIELD_OP) || (Op->Opcode == AML_WORD_FIELD_OP) || (Op->Opcode == AML_DWORD_FIELD_OP)) { /* * Backup to beginning of CreateXXXfield declaration * BodyLength is unknown until we parse the body */ DeferredOp = (ACPI_PARSE2_OBJECT *) Op; DeferredOp->Data = AmlOpStart; DeferredOp->Length = 0; } AcpiPsAppendArg (AcpiPsGetParentScope (ParserState), Op); if ((WalkState->DescendingCallback != NULL)) { /* * Find the object. This will either insert the object into * the namespace or simply look it up */ Status = WalkState->DescendingCallback (Opcode, Op, WalkState, &Op); Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } if (ACPI_FAILURE (Status)) { goto CloseThisOp; } } } Op->AmlOffset = AmlOffset; if (OpInfo) { DEBUG_PRINT (TRACE_PARSE, ("ParseLoop: Op=%p Opcode=%4.4lX Aml %p Oft=%5.5lX\n", Op, Op->Opcode, ParserState->Aml, Op->AmlOffset)); } } /* Start ArgCount at zero because we don't know if there are any args yet */ ArgCount = 0; if (ArgTypes) /* Are there any arguments that must be processed? */ { /* get arguments */ switch (Op->Opcode) { case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ case AML_WORD_OP: /* AML_WORDDATA_ARG */ case AML_DWORD_OP: /* AML_DWORDATA_ARG */ case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ /* fill in constant or string argument directly */ AcpiPsGetNextSimpleArg (ParserState, GET_CURRENT_ARG_TYPE (ArgTypes), Op); break; case AML_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ AcpiPsGetNextNamepath (ParserState, Op, &ArgCount, 1); ArgTypes = 0; break; default: /* Op is not a constant or string, append each argument */ while (GET_CURRENT_ARG_TYPE (ArgTypes) && !ArgCount) { AmlOffset = ParserState->Aml - ParserState->AmlStart; Arg = AcpiPsGetNextArg (ParserState, GET_CURRENT_ARG_TYPE (ArgTypes), &ArgCount); if (Arg) { Arg->AmlOffset = AmlOffset; AcpiPsAppendArg (Op, Arg); } INCREMENT_ARG_LIST (ArgTypes); } /* For a method, save the length and address of the body */ if (Op->Opcode == AML_METHOD_OP) { DeferredOp = AcpiPsToExtendedOp (Op); if (DeferredOp) { /* * Skip parsing of control method or opregion body, * because we don't have enough info in the first pass * to parse them correctly. */ DeferredOp->Data = ParserState->Aml; DeferredOp->Length = ParserState->PkgEnd - ParserState->Aml; /* * Skip body of method. For OpRegions, we must continue * parsing because the opregion is not a standalone * package (We don't know where the end is). */ ParserState->Aml = ParserState->PkgEnd; ArgCount = 0; } } break; } } /* * Zero ArgCount means that all arguments for this op have been processed */ if (!ArgCount) { /* completed Op, prepare for next */ if (AcpiPsIsNamedOp (Op->Opcode)) { if (AcpiGbl_Depth) { AcpiGbl_Depth--; } if (Op->Opcode == AML_REGION_OP) { DeferredOp = AcpiPsToExtendedOp (Op); if (DeferredOp) { /* * Skip parsing of control method or opregion body, * because we don't have enough info in the first pass * to parse them correctly. * * Completed parsing an OpRegion declaration, we now * know the length. */ DeferredOp->Length = ParserState->Aml - DeferredOp->Data; } } } if ((Op->Opcode == AML_CREATE_FIELD_OP) || (Op->Opcode == AML_BIT_FIELD_OP) || (Op->Opcode == AML_BYTE_FIELD_OP) || (Op->Opcode == AML_WORD_FIELD_OP) || (Op->Opcode == AML_DWORD_FIELD_OP) || (Op->Opcode == AML_QWORD_FIELD_OP)) { /* * Backup to beginning of CreateXXXfield declaration (1 for * Opcode) * * BodyLength is unknown until we parse the body */ DeferredOp = (ACPI_PARSE2_OBJECT *) Op; DeferredOp->Length = ParserState->Aml - DeferredOp->Data; } /* This op complete, notify the dispatcher */ if (WalkState->AscendingCallback != NULL) { Status = WalkState->AscendingCallback (WalkState, Op); Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } } CloseThisOp: /* * Finished one argument of the containing scope */ ParserState->Scope->ParseScope.ArgCount--; /* Close this Op (may result in parse subtree deletion) */ if (AcpiPsCompleteThisOp (WalkState, Op)) { Op = NULL; } switch (Status) { case AE_OK: break; case AE_CTRL_TRANSFER: /* * We are about to transfer to a called method. */ WalkState->PrevOp = Op; WalkState->PrevArgTypes = ArgTypes; return_ACPI_STATUS (Status); break; case AE_CTRL_END: AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); Status = WalkState->AscendingCallback (WalkState, Op); Status = AcpiPsNextParseState (WalkState, Op, Status); AcpiPsCompleteThisOp (WalkState, Op); Op = NULL; Status = AE_OK; break; case AE_CTRL_TERMINATE: Status = AE_OK; /* Clean up */ do { if (Op) { AcpiPsCompleteThisOp (WalkState, Op); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } while (Op); return_ACPI_STATUS (Status); break; default: /* All other non-AE_OK status */ if (Op == NULL) { AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } WalkState->PrevOp = Op; WalkState->PrevArgTypes = ArgTypes; /* * TEMP: */ return_ACPI_STATUS (Status); break; } /* This scope complete? */ if (AcpiPsHasCompletedScope (ParserState)) { AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); DEBUG_PRINT (TRACE_PARSE, ("ParseLoop: Popped scope, Op=%p\n", Op)); } else { Op = NULL; } } /* ArgCount is non-zero */ else { /* complex argument, push Op and prepare for argument */ AcpiPsPushScope (ParserState, Op, ArgTypes, ArgCount); Op = NULL; } } /* while ParserState->Aml */ /* * Complete the last Op (if not completed), and clear the scope stack. * It is easily possible to end an AML "package" with an unbounded number * of open scopes (such as when several AML blocks are closed with * sequential closing braces). We want to terminate each one cleanly. */ DEBUG_PRINT (TRACE_PARSE, ("PsParseLoop: Package complete at Op %p\n", Op)); do { if (Op) { if (WalkState->AscendingCallback != NULL) { Status = WalkState->AscendingCallback (WalkState, Op); Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } if (Status == AE_CTRL_TERMINATE) { Status = AE_OK; /* Clean up */ do { if (Op) { AcpiPsCompleteThisOp (WalkState, Op); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } while (Op); return_ACPI_STATUS (Status); } else if (ACPI_FAILURE (Status)) { AcpiPsCompleteThisOp (WalkState, Op); return_ACPI_STATUS (Status); } } AcpiPsCompleteThisOp (WalkState, Op); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } while (Op); return_ACPI_STATUS (Status); } /******************************************************************************* * * FUNCTION: AcpiPsParseAml * * PARAMETERS: StartScope - The starting point of the parse. Becomes the * root of the parsed op tree. * Aml - Pointer to the raw AML code to parse * AmlSize - Length of the AML to parse * * RETURN: Status * * DESCRIPTION: Parse raw AML and return a tree of ops * ******************************************************************************/ ACPI_STATUS AcpiPsParseAml ( ACPI_PARSE_OBJECT *StartScope, UINT8 *Aml, UINT32 AmlSize, UINT32 ParseFlags, ACPI_NAMESPACE_NODE *MethodNode, ACPI_OPERAND_OBJECT **Params, ACPI_OPERAND_OBJECT **CallerReturnDesc, ACPI_PARSE_DOWNWARDS DescendingCallback, ACPI_PARSE_UPWARDS AscendingCallback) { ACPI_STATUS Status; ACPI_PARSE_STATE *ParserState; ACPI_WALK_STATE *WalkState; ACPI_WALK_LIST WalkList; ACPI_NAMESPACE_NODE *Node = NULL; ACPI_WALK_LIST *PrevWalkList = AcpiGbl_CurrentWalkList; ACPI_OPERAND_OBJECT *ReturnDesc; ACPI_OPERAND_OBJECT *EffectiveReturnDesc = NULL; ACPI_OPERAND_OBJECT *MthDesc = NULL; FUNCTION_TRACE ("PsParseAml"); DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: Entered with Scope=%p Aml=%p size=%lX\n", StartScope, Aml, AmlSize)); /* Create and initialize a new parser state */ ParserState = AcpiPsCreateState (Aml, AmlSize); if (!ParserState) { return_ACPI_STATUS (AE_NO_MEMORY); } AcpiPsInitScope (ParserState, StartScope); if (MethodNode) { MthDesc = AcpiNsGetAttachedObject (MethodNode); } /* Create and initialize a new walk list */ WalkList.WalkState = NULL; WalkState = AcpiDsCreateWalkState (TABLE_ID_DSDT, ParserState->StartOp, MthDesc, &WalkList); if (!WalkState) { Status = AE_NO_MEMORY; goto Cleanup; } WalkState->MethodNode = MethodNode; WalkState->ParserState = ParserState; WalkState->ParseFlags = ParseFlags; WalkState->DescendingCallback = DescendingCallback; WalkState->AscendingCallback = AscendingCallback; /* TBD: [Restructure] TEMP until we pass WalkState to the interpreter */ AcpiGbl_CurrentWalkList = &WalkList; if (MethodNode) { ParserState->StartNode = MethodNode; WalkState->WalkType = WALK_METHOD; /* Push start scope on scope stack and make it current */ Status = AcpiDsScopeStackPush (MethodNode, ACPI_TYPE_METHOD, WalkState); if (ACPI_FAILURE (Status)) { return_ACPI_STATUS (Status); } /* Init arguments if this is a control method */ /* TBD: [Restructure] add walkstate as a param */ AcpiDsMethodDataInitArgs (Params, MTH_NUM_ARGS, WalkState); } else { /* Setup the current scope */ Node = ParserState->StartOp->Node; ParserState->StartNode = Node; if (Node) { /* Push start scope on scope stack and make it current */ Status = AcpiDsScopeStackPush (Node, Node->Type, WalkState); if (ACPI_FAILURE (Status)) { goto Cleanup; } } } Status = AE_OK; /* * Execute the walk loop as long as there is a valid Walk State. This * handles nested control method invocations without recursion. */ DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: State=%p\n", WalkState)); while (WalkState) { if (ACPI_SUCCESS (Status)) { Status = AcpiPsParseLoop (WalkState); } DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: Completed one call to walk loop, State=%p\n", WalkState)); if (Status == AE_CTRL_TRANSFER) { /* * A method call was detected. * Transfer control to the called control method */ Status = AcpiDsCallControlMethod (&WalkList, WalkState, NULL); /* * If the transfer to the new method method call worked, a new walk * state was created -- get it */ WalkState = AcpiDsGetCurrentWalkState (&WalkList); continue; } else if (Status == AE_CTRL_TERMINATE) { Status = AE_OK; } /* We are done with this walk, move on to the parent if any */ WalkState = AcpiDsPopWalkState (&WalkList); /* Extract return value before we delete WalkState */ ReturnDesc = WalkState->ReturnDesc; /* Save the last effective return value */ if (CallerReturnDesc && ReturnDesc) { EffectiveReturnDesc = ReturnDesc; AcpiCmAddReference (EffectiveReturnDesc); } DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: ReturnValue=%p, State=%p\n", WalkState->ReturnDesc, WalkState)); /* Reset the current scope to the beginning of scope stack */ AcpiDsScopeStackClear (WalkState); /* * If we just returned from the execution of a control method, * there's lots of cleanup to do */ if ((WalkState->ParseFlags & ACPI_PARSE_MODE_MASK) == ACPI_PARSE_EXECUTE) { AcpiDsTerminateControlMethod (WalkState); } /* Delete this walk state and all linked control states */ AcpiPsCleanupScope (WalkState->ParserState); AcpiCmFree (WalkState->ParserState); AcpiDsDeleteWalkState (WalkState); /* Check if we have restarted a preempted walk */ WalkState = AcpiDsGetCurrentWalkState (&WalkList); if (WalkState && ACPI_SUCCESS (Status)) { /* There is another walk state, restart it */ /* * If the method returned value is not used by the parent, * The object is deleted */ AcpiDsRestartControlMethod (WalkState, ReturnDesc); WalkState->WalkType |= WALK_METHOD_RESTART; } /* * Just completed a 1st-level method, save the final internal return * value (if any) */ else if (CallerReturnDesc) { /* * Some AML code expects return value w/o ReturnOp. * Return the saved effective return value instead. */ if (ReturnDesc == NULL && EffectiveReturnDesc != NULL) { AcpiCmRemoveReference (ReturnDesc); ReturnDesc = EffectiveReturnDesc; } *CallerReturnDesc = ReturnDesc; /* NULL if no return value */ } else if (ReturnDesc) { /* Caller doesn't want it, must delete it */ AcpiCmRemoveReference (ReturnDesc); } } /* Normal exit */ AcpiGbl_CurrentWalkList = PrevWalkList; return_ACPI_STATUS (Status); Cleanup: /* Cleanup */ AcpiDsDeleteWalkState (WalkState); AcpiPsCleanupScope (ParserState); AcpiCmFree (ParserState); AcpiGbl_CurrentWalkList = PrevWalkList; return_ACPI_STATUS (Status); } diff --git a/sys/contrib/dev/acpica/acconfig.h b/sys/contrib/dev/acpica/acconfig.h index cb41ade35982..9595213bfa15 100644 --- a/sys/contrib/dev/acpica/acconfig.h +++ b/sys/contrib/dev/acpica/acconfig.h @@ -1,246 +1,250 @@ /****************************************************************************** * * Name: acconfig.h - Global configuration constants - * $Revision: 49 $ + * $Revision: 53 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef _ACCONFIG_H #define _ACCONFIG_H /****************************************************************************** * * Compile-time options * *****************************************************************************/ /* * ACPI_DEBUG - This switch enables all the debug facilities of the ACPI * subsystem. This includes the DEBUG_PRINT output statements * When disabled, all DEBUG_PRINT statements are compiled out. * * ACPI_APPLICATION - Use this switch if the subsystem is going to be run * at the application level. * */ /****************************************************************************** * * Subsystem Constants * *****************************************************************************/ /* Version string */ -#define ACPI_CA_VERSION __DATE__ +#define ACPI_CA_VERSION 0x20010125 /* Maximum objects in the various object caches */ #define MAX_STATE_CACHE_DEPTH 64 /* State objects for stacks */ #define MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ #define MAX_EXTPARSE_CACHE_DEPTH 64 /* Parse tree objects */ #define MAX_OBJECT_CACHE_DEPTH 64 /* Interpreter operand objects */ #define MAX_WALK_CACHE_DEPTH 2 /* Objects for parse tree walks (method execution) */ /* String size constants */ #define MAX_STRING_LENGTH 512 #define PATHNAME_MAX 256 /* A full namespace pathname */ /* Maximum count for a semaphore object */ #define MAX_SEMAPHORE_COUNT 256 /* Max reference count (for debug only) */ #define MAX_REFERENCE_COUNT 0x200 /* Size of cached memory mapping for system memory operation region */ #define SYSMEM_REGION_WINDOW_SIZE 4096 /* * Debugger threading model * Use single threaded if the entire subsystem is contained in an application * Use multiple threaded when the the subsystem is running in the kernel. * * By default the model is single threaded if ACPI_APPLICATION is set, * multi-threaded if ACPI_APPLICATION is not set. */ #define DEBUGGER_SINGLE_THREADED 0 #define DEBUGGER_MULTI_THREADED 1 #ifndef DEBUGGER_THREADING #ifdef ACPI_APPLICATION #define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED #else #define DEBUGGER_THREADING DEBUGGER_MULTI_THREADED #endif #endif /****************************************************************************** * * ACPI Specification constants (Do not change unless the specification changes) * *****************************************************************************/ /* * Method info (in WALK_STATE), containing local variables and argumetns */ #define MTH_NUM_LOCALS 8 #define MTH_MAX_LOCAL 7 #define MTH_NUM_ARGS 7 #define MTH_MAX_ARG 6 +/* Maximum length of resulting string when converting from a buffer */ + +#define ACPI_MAX_STRING_CONVERSION 200 + /* * Operand Stack (in WALK_STATE), Must be large enough to contain MTH_MAX_ARG */ #define OBJ_NUM_OPERANDS 8 #define OBJ_MAX_OPERAND 7 /* Names within the namespace are 4 bytes long */ #define ACPI_NAME_SIZE 4 #define PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 INT8 for separator */ #define PATH_SEPARATOR '.' /* Constants used in searching for the RSDP in low memory */ #define LO_RSDP_WINDOW_BASE 0 /* Physical Address */ #define HI_RSDP_WINDOW_BASE 0xE0000 /* Physical Address */ #define LO_RSDP_WINDOW_SIZE 0x400 #define HI_RSDP_WINDOW_SIZE 0x20000 #define RSDP_SCAN_STEP 16 /* Maximum nesting of package objects */ #define MAX_PACKAGE_DEPTH 16 #endif /* _ACCONFIG_H */ diff --git a/sys/contrib/dev/acpica/acfreebsd.h b/sys/contrib/dev/acpica/acfreebsd.h index 23ff5ced2a6f..2d42e83922a5 100644 --- a/sys/contrib/dev/acpica/acfreebsd.h +++ b/sys/contrib/dev/acpica/acfreebsd.h @@ -1,198 +1,198 @@ /****************************************************************************** * * Name: acfreebsd.h - OS specific defines, etc. - * $Revision: 2 $ + * $Revision: 4 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef __ACFREEBSD_H__ #define __ACFREEBSD_H__ /* * XXX this is technically correct, but will cause problems with some ASL * which only works if the string names a Microsoft operating system. */ #define ACPI_OS_NAME "FreeBSD" /* FreeBSD uses GCC */ #include "acgcc.h" #ifdef _KERNEL #include "opt_acpi.h" /* collect build-time options here */ #include #include #include #include #include #define asm __asm #define __cli() disable_intr() #define __sti() enable_intr() #ifdef ACPI_DEBUG #ifdef DEBUGGER_THREADING #undef DEBUGGER_THREADING #endif /* DEBUGGER_THREADING */ #define DEBUGGER_THREADING 0 /* integrated with DDB */ #include "opt_ddb.h" #ifdef DDB #define ENABLE_DEBUGGER #endif /* DDB */ #endif /* ACPI_DEBUG */ #else /* _KERNEL */ /* Not building kernel code, so use libc */ #define ACPI_USE_STANDARD_HEADERS #endif /* _KERNEL */ /* Always use FreeBSD code over our local versions */ #define ACPI_USE_SYSTEM_CLIBRARY /* FreeBSD doesn't have strupr, should be fixed. (move to libkern) */ static __inline char * strupr(char *str) { char *c = str; while(*c) { *c = toupper(*c); c++; } return(str); } #ifdef _KERNEL /* Or strstr (used in debugging mode, also move to libkern) */ static __inline char * strstr(char *s, char *find) { char c, sc; size_t len; if ((c = *find++) != 0) { len = strlen(find); do { do { if ((sc = *s++) == 0) return (NULL); } while (sc != c); } while (strncmp(s, find, len) != 0); s--; } return ((char *)s); } #endif /* _KERNEL */ #endif /* __ACFREEBSD_H__ */ diff --git a/sys/contrib/dev/acpica/acgcc.h b/sys/contrib/dev/acpica/acgcc.h index aa57a34c183c..f4510e7064c5 100644 --- a/sys/contrib/dev/acpica/acgcc.h +++ b/sys/contrib/dev/acpica/acgcc.h @@ -1,244 +1,244 @@ /****************************************************************************** * * Name: acgcc.h - GCC specific defines, etc. - * $Revision: 3 $ + * $Revision: 4 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef __ACGCC_H__ #define __ACGCC_H__ #define COMPILER_DEPENDENT_UINT64 unsigned long long #ifdef __ia64__ #define _IA64 /* Single threaded */ #define ACPI_APPLICATION #define ACPI_ASM_MACROS #define causeinterrupt(level) #define BREAKPOINT3 #define disable() __cli() #define enable() __sti() #ifndef __FreeBSD__ /* XXX conflicts with inline in cpufunc.h */ #define wbinvd() #endif /*! [Begin] no source code translation */ #include #define halt() ia64_pal_halt_light() /* PAL_HALT[_LIGHT] */ #define safe_halt() ia64_pal_halt(1) /* PAL_HALT */ #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ do { \ __asm__ volatile ("1: ld4 r29=%1\n" \ ";;\n" \ "mov ar.ccv=r29\n" \ "mov r2=r29\n" \ "shr.u r30=r29,1\n" \ "and r29=-4,r29\n" \ ";;\n" \ "add r29=2,r29\n" \ "and r30=1,r30\n" \ ";;\n" \ "add r29=r29,r30\n" \ ";;\n" \ "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ ";;\n" \ "cmp.eq p6,p7=r2,r30\n" \ "(p7) br.dpnt.few 1b\n" \ "cmp.gt p8,p9=3,r29\n" \ ";;\n" \ "(p8) mov %0=-1\n" \ "(p9) mov %0=r0\n" \ :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ } while (0) #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ do { \ __asm__ volatile ("1: ld4 r29=%1\n" \ ";;\n" \ "mov ar.ccv=r29\n" \ "mov r2=r29\n" \ "and r29=-4,r29\n" \ ";;\n" \ "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ ";;\n" \ "cmp.eq p6,p7=r2,r30\n" \ "(p7) br.dpnt.few 1b\n" \ "and %0=1,r2\n" \ ";;\n" \ :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ } while (0) /*! [End] no source code translation !*/ #else /* DO IA32 */ #define ACPI_ASM_MACROS #define causeinterrupt(level) #define BREAKPOINT3 #define disable() __cli() #define enable() __sti() #define halt() __asm__ __volatile__ ("sti; hlt":::"memory") #ifndef __FreeBSD__ /* XXX conflicts with inline in cpufunc.h */ #define wbinvd() #endif /*! [Begin] no source code translation * * A brief explanation as GNU inline assembly is a bit hairy * %0 is the output parameter in EAX ("=a") * %1 and %2 are the input parameters in ECX ("c") * and an immediate value ("i") respectively * All actual register references are preceded with "%%" as in "%%edx" * Immediate values in the assembly are preceded by "$" as in "$0x1" * The final asm parameter are the operation altered non-output registers. */ #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ do { \ int dummy; \ asm("1: movl (%1),%%eax;" \ "movl %%eax,%%edx;" \ "andl %2,%%edx;" \ "btsl $0x1,%%edx;" \ "adcl $0x0,%%edx;" \ "lock; cmpxchgl %%edx,(%1);" \ "jnz 1b;" \ "cmpb $0x3,%%dl;" \ "sbbl %%eax,%%eax" \ :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~1L):"dx"); \ } while(0) #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ do { \ int dummy; \ asm("1: movl (%1),%%eax;" \ "movl %%eax,%%edx;" \ "andl %2,%%edx;" \ "lock; cmpxchgl %%edx,(%1);" \ "jnz 1b;" \ "andl $0x1,%%eax" \ :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~3L):"dx"); \ } while(0) /*! [End] no source code translation !*/ #endif /* IA 32 */ #endif /* __ACGCC_H__ */ diff --git a/sys/contrib/dev/acpica/acpixf.h b/sys/contrib/dev/acpica/acpixf.h index 48e232c0dc06..5dd9c30e794c 100644 --- a/sys/contrib/dev/acpica/acpixf.h +++ b/sys/contrib/dev/acpica/acpixf.h @@ -1,417 +1,416 @@ /****************************************************************************** * * Name: acpixf.h - External interfaces to the ACPI subsystem * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #ifndef __ACXFACE_H__ #define __ACXFACE_H__ #include "actypes.h" #include "actbl.h" /* * Global interfaces */ ACPI_STATUS AcpiInitializeSubsystem ( void); ACPI_STATUS AcpiEnableSubsystem ( UINT32 Flags); ACPI_STATUS AcpiTerminate ( void); ACPI_STATUS AcpiEnable ( void); ACPI_STATUS AcpiDisable ( void); ACPI_STATUS AcpiGetSystemInfo( ACPI_BUFFER *RetBuffer); ACPI_STATUS AcpiFormatException ( ACPI_STATUS Exception, ACPI_BUFFER *OutBuffer); /* * ACPI table manipulation interfaces */ ACPI_STATUS AcpiFindRootPointer ( ACPI_PHYSICAL_ADDRESS *RsdpPhysicalAddress); ACPI_STATUS AcpiLoadTables ( ACPI_PHYSICAL_ADDRESS RsdpPhysicalAddress); ACPI_STATUS AcpiLoadTable ( ACPI_TABLE_HEADER *TablePtr); ACPI_STATUS AcpiUnloadTable ( ACPI_TABLE_TYPE TableType); ACPI_STATUS AcpiGetTableHeader ( ACPI_TABLE_TYPE TableType, UINT32 Instance, ACPI_TABLE_HEADER *OutTableHeader); ACPI_STATUS AcpiGetTable ( ACPI_TABLE_TYPE TableType, UINT32 Instance, ACPI_BUFFER *RetBuffer); /* * Namespace and name interfaces */ ACPI_STATUS AcpiWalkNamespace ( ACPI_OBJECT_TYPE Type, ACPI_HANDLE StartObject, UINT32 MaxDepth, WALK_CALLBACK UserFunction, void *Context, void * *ReturnValue); ACPI_STATUS AcpiGetDevices ( NATIVE_CHAR *HID, WALK_CALLBACK UserFunction, void *Context, void **ReturnValue); ACPI_STATUS AcpiGetName ( ACPI_HANDLE Handle, UINT32 NameType, ACPI_BUFFER *RetPathPtr); ACPI_STATUS AcpiGetHandle ( ACPI_HANDLE Parent, ACPI_STRING Pathname, ACPI_HANDLE *RetHandle); /* * Object manipulation and enumeration */ ACPI_STATUS AcpiEvaluateObject ( ACPI_HANDLE Object, ACPI_STRING Pathname, ACPI_OBJECT_LIST *ParameterObjects, ACPI_BUFFER *ReturnObjectBuffer); ACPI_STATUS AcpiGetObjectInfo ( ACPI_HANDLE Device, ACPI_DEVICE_INFO *Info); ACPI_STATUS AcpiGetNextObject ( ACPI_OBJECT_TYPE Type, ACPI_HANDLE Parent, ACPI_HANDLE Child, ACPI_HANDLE *OutHandle); ACPI_STATUS AcpiGetType ( ACPI_HANDLE Object, ACPI_OBJECT_TYPE *OutType); ACPI_STATUS AcpiGetParent ( ACPI_HANDLE Object, ACPI_HANDLE *OutHandle); /* * AcpiEvent handler interfaces */ ACPI_STATUS AcpiInstallFixedEventHandler ( UINT32 AcpiEvent, FIXED_EVENT_HANDLER Handler, void *Context); ACPI_STATUS AcpiRemoveFixedEventHandler ( UINT32 AcpiEvent, FIXED_EVENT_HANDLER Handler); ACPI_STATUS AcpiInstallNotifyHandler ( ACPI_HANDLE Device, UINT32 HandlerType, NOTIFY_HANDLER Handler, void *Context); ACPI_STATUS AcpiRemoveNotifyHandler ( ACPI_HANDLE Device, UINT32 HandlerType, NOTIFY_HANDLER Handler); ACPI_STATUS AcpiInstallAddressSpaceHandler ( ACPI_HANDLE Device, ACPI_ADDRESS_SPACE_TYPE SpaceId, ADDRESS_SPACE_HANDLER Handler, ADDRESS_SPACE_SETUP Setup, void *Context); ACPI_STATUS AcpiRemoveAddressSpaceHandler ( ACPI_HANDLE Device, ACPI_ADDRESS_SPACE_TYPE SpaceId, ADDRESS_SPACE_HANDLER Handler); ACPI_STATUS AcpiInstallGpeHandler ( UINT32 GpeNumber, UINT32 Type, GPE_HANDLER Handler, void *Context); ACPI_STATUS AcpiAcquireGlobalLock ( void); ACPI_STATUS AcpiReleaseGlobalLock ( void); ACPI_STATUS AcpiRemoveGpeHandler ( UINT32 GpeNumber, GPE_HANDLER Handler); ACPI_STATUS AcpiEnableEvent ( UINT32 AcpiEvent, UINT32 Type); ACPI_STATUS AcpiDisableEvent ( UINT32 AcpiEvent, UINT32 Type); ACPI_STATUS AcpiClearEvent ( UINT32 AcpiEvent, UINT32 Type); ACPI_STATUS AcpiGetEventStatus ( UINT32 AcpiEvent, UINT32 Type, ACPI_EVENT_STATUS *EventStatus); /* * Resource interfaces */ ACPI_STATUS AcpiGetCurrentResources( ACPI_HANDLE DeviceHandle, ACPI_BUFFER *RetBuffer); ACPI_STATUS AcpiGetPossibleResources( ACPI_HANDLE DeviceHandle, ACPI_BUFFER *RetBuffer); ACPI_STATUS AcpiSetCurrentResources ( ACPI_HANDLE DeviceHandle, ACPI_BUFFER *InBuffer); ACPI_STATUS AcpiGetIrqRoutingTable ( ACPI_HANDLE BusDeviceHandle, ACPI_BUFFER *RetBuffer); /* * Hardware (ACPI device) interfaces */ ACPI_STATUS AcpiSetFirmwareWakingVector ( ACPI_PHYSICAL_ADDRESS PhysicalAddress); ACPI_STATUS AcpiGetFirmwareWakingVector ( ACPI_PHYSICAL_ADDRESS *PhysicalAddress); ACPI_STATUS -AcpiGetProcessorId ( - ACPI_HANDLE ProcessorHandle, - UINT32 *Id); +AcpiEnterSleepState ( + UINT8 SleepState); ACPI_STATUS AcpiGetProcessorThrottlingInfo ( ACPI_HANDLE ProcessorHandle, ACPI_BUFFER *UserBuffer); ACPI_STATUS AcpiSetProcessorThrottlingState ( ACPI_HANDLE ProcessorHandle, UINT32 ThrottleState); ACPI_STATUS AcpiGetProcessorThrottlingState ( ACPI_HANDLE ProcessorHandle, UINT32 *ThrottleState); ACPI_STATUS AcpiGetProcessorCxInfo ( ACPI_HANDLE ProcessorHandle, ACPI_BUFFER *UserBuffer); ACPI_STATUS AcpiSetProcessorSleepState ( ACPI_HANDLE ProcessorHandle, UINT32 CxState); ACPI_STATUS AcpiProcessorSleep ( ACPI_HANDLE ProcessorHandle, UINT32 *PmTimerTicks); ACPI_STATUS AcpiSetSystemSleepState ( UINT8 SleepState); #endif /* __ACXFACE_H__ */ diff --git a/sys/contrib/dev/acpica/psparse.c b/sys/contrib/dev/acpica/psparse.c index d043cf87d183..1d44bd845c4a 100644 --- a/sys/contrib/dev/acpica/psparse.c +++ b/sys/contrib/dev/acpica/psparse.c @@ -1,1468 +1,1477 @@ /****************************************************************************** * * Module Name: psparse - Parser top level AML parse routines - * $Revision: 71 $ + * $Revision: 74 $ * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. + * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ /* * Parse the AML and build an operation tree as most interpreters, * like Perl, do. Parsing is done by hand rather than with a YACC * generated parser to tightly constrain stack and dynamic memory * usage. At the same time, parsing is kept flexible and the code * fairly compact by parsing based on a list of AML opcode * templates in AmlOpInfo[] */ #include "acpi.h" #include "acparser.h" #include "acdispat.h" #include "amlcode.h" #include "acnamesp.h" #include "acdebug.h" #define _COMPONENT PARSER MODULE_NAME ("psparse") UINT32 AcpiGbl_Depth = 0; extern UINT32 AcpiGbl_ScopeDepth; /******************************************************************************* * * FUNCTION: AcpiPsPeekOpcode * * PARAMETERS: None * * RETURN: Status * * DESCRIPTION: Get next AML opcode (without incrementing AML pointer) * ******************************************************************************/ static UINT32 AcpiPsGetOpcodeSize ( UINT32 Opcode) { /* Extended (2-byte) opcode if > 255 */ if (Opcode > 0x00FF) { return (2); } /* Otherwise, just a single byte opcode */ return (1); } /******************************************************************************* * * FUNCTION: AcpiPsPeekOpcode * * PARAMETERS: ParserState - A parser state object * * RETURN: Status * * DESCRIPTION: Get next AML opcode (without incrementing AML pointer) * ******************************************************************************/ UINT16 AcpiPsPeekOpcode ( ACPI_PARSE_STATE *ParserState) { UINT8 *Aml; UINT16 Opcode; Aml = ParserState->Aml; Opcode = (UINT16) GET8 (Aml); Aml++; /* * Original code special cased LNOTEQUAL, LLESSEQUAL, LGREATEREQUAL. * These opcodes are no longer recognized. Instead, they are broken into * two opcodes. * * * if (Opcode == AML_EXTOP * || (Opcode == AML_LNOT * && (GET8 (AcpiAml) == AML_LEQUAL * || GET8 (AcpiAml) == AML_LGREATER * || GET8 (AcpiAml) == AML_LLESS))) * * extended Opcode, !=, <=, or >= */ if (Opcode == AML_EXTOP) { /* Extended opcode */ Opcode = (UINT16) ((Opcode << 8) | GET8 (Aml)); Aml++; } /* don't convert bare name to a namepath */ return (Opcode); } /******************************************************************************* * * FUNCTION: AcpiPsCreateState * * PARAMETERS: AcpiAml - AcpiAml code pointer * AcpiAmlSize - Length of AML code * * RETURN: A new parser state object * * DESCRIPTION: Create and initialize a new parser state object * ******************************************************************************/ ACPI_PARSE_STATE * AcpiPsCreateState ( UINT8 *Aml, UINT32 AmlSize) { ACPI_PARSE_STATE *ParserState; FUNCTION_TRACE ("PsCreateState"); ParserState = AcpiCmCallocate (sizeof (ACPI_PARSE_STATE)); if (!ParserState) { return_VALUE (NULL); } ParserState->Aml = Aml; ParserState->AmlEnd = Aml + AmlSize; ParserState->PkgEnd = ParserState->AmlEnd; ParserState->AmlStart = Aml; return_PTR (ParserState); } /******************************************************************************* * * FUNCTION: AcpiPsFindObject * * PARAMETERS: Opcode - Current opcode * ParserState - Current state * WalkState - Current state * *Op - Where found/new op is returned * * RETURN: Status * * DESCRIPTION: Find a named object. Two versions - one to search the parse * tree (for parser-only applications such as acpidump), another * to search the ACPI internal namespace (the parse tree may no * longer exist) * ******************************************************************************/ #ifdef PARSER_ONLY ACPI_STATUS AcpiPsFindObject ( UINT16 Opcode, ACPI_PARSE_OBJECT *Op, ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT **OutOp) { NATIVE_CHAR *Path; /* We are only interested in opcodes that have an associated name */ if (!AcpiPsIsNamedOp (Opcode)) { *OutOp = Op; return (AE_OK); } /* Find the name in the parse tree */ Path = AcpiPsGetNextNamestring (WalkState->ParserState); *OutOp = AcpiPsFind (AcpiPsGetParentScope (WalkState->ParserState), Path, Opcode, 1); if (!(*OutOp)) { return (AE_NOT_FOUND); } return (AE_OK); } #endif /******************************************************************************* * * FUNCTION: AcpiPsCompleteThisOp * * PARAMETERS: WalkState - Current State * Op - Op to complete * * RETURN: TRUE if Op and subtree was deleted * * DESCRIPTION: Perform any cleanup at the completion of an Op. * ******************************************************************************/ static BOOLEAN AcpiPsCompleteThisOp ( ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT *Op) { #ifndef PARSER_ONLY ACPI_PARSE_OBJECT *Prev; ACPI_PARSE_OBJECT *Next; ACPI_OPCODE_INFO *OpInfo; ACPI_OPCODE_INFO *ParentInfo; UINT32 OpcodeClass; ACPI_PARSE_OBJECT *ReplacementOp = NULL; FUNCTION_TRACE_PTR ("PsCompleteThisOp", Op); OpInfo = AcpiPsGetOpcodeInfo (Op->Opcode); OpcodeClass = ACPI_GET_OP_CLASS (OpInfo); /* Delete this op and the subtree below it if asked to */ if (((WalkState->ParseFlags & ACPI_PARSE_TREE_MASK) == ACPI_PARSE_DELETE_TREE) && (OpcodeClass != OPTYPE_CONSTANT) && (OpcodeClass != OPTYPE_LITERAL) && (OpcodeClass != OPTYPE_LOCAL_VARIABLE) && (OpcodeClass != OPTYPE_METHOD_ARGUMENT) && (OpcodeClass != OPTYPE_DATA_TERM) && (Op->Opcode != AML_NAMEPATH_OP)) { /* Make sure that we only delete this subtree */ if (Op->Parent) { /* * Check if we need to replace the operator and its subtree * with a return value op (placeholder op) */ ParentInfo = AcpiPsGetOpcodeInfo (Op->Parent->Opcode); switch (ACPI_GET_OP_CLASS (ParentInfo)) { case OPTYPE_CONTROL: /* IF, ELSE, WHILE only */ break; case OPTYPE_NAMED_OBJECT: /* Scope, method, etc. */ /* * These opcodes contain TermArg operands. The current * op must be replace by a placeholder return op */ if ((Op->Parent->Opcode == AML_REGION_OP) || (Op->Parent->Opcode == AML_CREATE_FIELD_OP) || (Op->Parent->Opcode == AML_BIT_FIELD_OP) || (Op->Parent->Opcode == AML_BYTE_FIELD_OP) || (Op->Parent->Opcode == AML_WORD_FIELD_OP) || (Op->Parent->Opcode == AML_DWORD_FIELD_OP) || (Op->Parent->Opcode == AML_QWORD_FIELD_OP)) { ReplacementOp = AcpiPsAllocOp (AML_RETURN_VALUE_OP); if (!ReplacementOp) { return_VALUE (FALSE); } } break; default: ReplacementOp = AcpiPsAllocOp (AML_RETURN_VALUE_OP); if (!ReplacementOp) { return_VALUE (FALSE); } } /* We must unlink this op from the parent tree */ Prev = Op->Parent->Value.Arg; if (Prev == Op) { /* This op is the first in the list */ if (ReplacementOp) { ReplacementOp->Parent = Op->Parent; ReplacementOp->Value.Arg = NULL; Op->Parent->Value.Arg = ReplacementOp; ReplacementOp->Next = Op->Next; } else { Op->Parent->Value.Arg = Op->Next; } } /* Search the parent list */ else while (Prev) { /* Traverse all siblings in the parent's argument list */ Next = Prev->Next; if (Next == Op) { if (ReplacementOp) { ReplacementOp->Parent = Op->Parent; ReplacementOp->Value.Arg = NULL; Prev->Next = ReplacementOp; ReplacementOp->Next = Op->Next; Next = NULL; } else { Prev->Next = Op->Next; Next = NULL; } } Prev = Next; } } /* Now we can actually delete the subtree rooted at op */ AcpiPsDeleteParseTree (Op); return_VALUE (TRUE); } return_VALUE (FALSE); #else return (FALSE); #endif } /******************************************************************************* * * FUNCTION: AcpiPsNextParseState * * PARAMETERS: ParserState - Current parser state object * * RETURN: * * DESCRIPTION: * ******************************************************************************/ static ACPI_STATUS AcpiPsNextParseState ( ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT *Op, ACPI_STATUS CallbackStatus) { ACPI_PARSE_STATE *ParserState = WalkState->ParserState; ACPI_STATUS Status = AE_CTRL_PENDING; UINT8 *Start; UINT32 PackageLength; FUNCTION_TRACE_PTR ("PsNextParseState", Op); switch (CallbackStatus) { case AE_CTRL_TERMINATE: /* * A control method was terminated via a RETURN statement. * The walk of this method is complete. */ ParserState->Aml = ParserState->AmlEnd; Status = AE_CTRL_TERMINATE; break; case AE_CTRL_PENDING: /* * Predicate of a WHILE was true and the loop just completed an * execution. Go back to the start of the loop and reevaluate the * predicate. */ /* WalkState->ControlState->Common.State = CONTROL_PREDICATE_EXECUTING;*/ /* TBD: How to handle a break within a while. */ /* This code attempts it */ ParserState->Aml = WalkState->AmlLastWhile; break; case AE_CTRL_TRUE: /* * Predicate of an IF was true, and we are at the matching ELSE. * Just close out this package * * Note: ParserState->Aml is modified by the package length procedure * TBD: [Investigate] perhaps it shouldn't, too much trouble */ Start = ParserState->Aml; PackageLength = AcpiPsGetNextPackageLength (ParserState); ParserState->Aml = Start + PackageLength; break; case AE_CTRL_FALSE: /* * Either an IF/WHILE Predicate was false or we encountered a BREAK * opcode. In both cases, we do not execute the rest of the * package; We simply close out the parent (finishing the walk of * this branch of the tree) and continue execution at the parent * level. */ ParserState->Aml = ParserState->Scope->ParseScope.PkgEnd; /* In the case of a BREAK, just force a predicate (if any) to FALSE */ WalkState->ControlState->Common.Value = FALSE; Status = AE_CTRL_END; break; case AE_CTRL_TRANSFER: /* * A method call (invocation) -- transfer control */ Status = AE_CTRL_TRANSFER; WalkState->PrevOp = Op; WalkState->MethodCallOp = Op; WalkState->MethodCallNode = (Op->Value.Arg)->Node; /* Will return value (if any) be used by the caller? */ WalkState->ReturnUsed = AcpiDsIsResultUsed (Op, WalkState); break; default: Status = CallbackStatus; if ((CallbackStatus & AE_CODE_MASK) == AE_CODE_CONTROL) { Status = AE_OK; } break; } return_ACPI_STATUS (Status); } /******************************************************************************* * * FUNCTION: AcpiPsParseLoop * * PARAMETERS: ParserState - Current parser state object * * RETURN: Status * * DESCRIPTION: Parse AML (pointed to by the current parser state) and return * a tree of ops. * ******************************************************************************/ ACPI_STATUS AcpiPsParseLoop ( ACPI_WALK_STATE *WalkState) { ACPI_STATUS Status = AE_OK; ACPI_PARSE_OBJECT *Op = NULL; /* current op */ ACPI_OPCODE_INFO *OpInfo; ACPI_PARSE_OBJECT *Arg = NULL; ACPI_PARSE2_OBJECT *DeferredOp; UINT32 ArgCount; /* push for fixed or var args */ UINT32 ArgTypes = 0; ACPI_PTRDIFF AmlOffset; UINT16 Opcode; ACPI_PARSE_OBJECT PreOp; ACPI_PARSE_STATE *ParserState; UINT8 *AmlOpStart; FUNCTION_TRACE_PTR ("PsParseLoop", WalkState); ParserState = WalkState->ParserState; #ifndef PARSER_ONLY if (WalkState->WalkType & WALK_METHOD_RESTART) { /* We are restarting a preempted control method */ if (AcpiPsHasCompletedScope (ParserState)) { /* * We must check if a predicate to an IF or WHILE statement * was just completed */ if ((ParserState->Scope->ParseScope.Op) && ((ParserState->Scope->ParseScope.Op->Opcode == AML_IF_OP) || (ParserState->Scope->ParseScope.Op->Opcode == AML_WHILE_OP)) && (WalkState->ControlState) && (WalkState->ControlState->Common.State == CONTROL_PREDICATE_EXECUTING)) { /* * A predicate was just completed, get the value of the * predicate and branch based on that value */ Status = AcpiDsGetPredicateValue (WalkState, NULL, TRUE); - if (Status == AE_AML_NO_OPERAND) + if (ACPI_FAILURE (Status) && + ((Status & AE_CODE_MASK) != AE_CODE_CONTROL)) { + if (Status == AE_AML_NO_RETURN_VALUE) + { + DEBUG_PRINT (ACPI_ERROR, + ("PsParseLoop: Invoked method did not return a value, %s\n", + AcpiCmFormatException (Status))); + + } DEBUG_PRINT (ACPI_ERROR, - ("PsParseLoop: Invoked method did not return a value, %s\n", + ("PsParseLoop: GetPredicate Failed, %s\n", AcpiCmFormatException (Status))); - + return_ACPI_STATUS (Status); } + Status = AcpiPsNextParseState (WalkState, Op, Status); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); DEBUG_PRINT (TRACE_PARSE, ("ParseLoop: Popped scope, Op=%p\n", Op)); } else if (WalkState->PrevOp) { /* We were in the middle of an op */ Op = WalkState->PrevOp; ArgTypes = WalkState->PrevArgTypes; } } #endif /* * Iterative parsing loop, while there is more aml to process: */ while ((ParserState->Aml < ParserState->AmlEnd) || (Op)) { if (!Op) { /* Get the next opcode from the AML stream */ AmlOpStart = ParserState->Aml; AmlOffset = ParserState->Aml - ParserState->AmlStart; Opcode = AcpiPsPeekOpcode (ParserState); /* * First cut to determine what we have found: * 1) A valid AML opcode * 2) A name string * 3) An unknown/invalid opcode */ OpInfo = AcpiPsGetOpcodeInfo (Opcode); switch (ACPI_GET_OP_TYPE (OpInfo)) { case ACPI_OP_TYPE_OPCODE: /* Found opcode info, this is a normal opcode */ ParserState->Aml += AcpiPsGetOpcodeSize (Opcode); ArgTypes = OpInfo->ParseArgs; break; case ACPI_OP_TYPE_ASCII: case ACPI_OP_TYPE_PREFIX: /* * Starts with a valid prefix or ASCII char, this is a name * string. Convert the bare name string to a namepath. */ Opcode = AML_NAMEPATH_OP; ArgTypes = ARGP_NAMESTRING; break; case ACPI_OP_TYPE_UNKNOWN: /* The opcode is unrecognized. Just skip unknown opcodes */ DEBUG_PRINT (ACPI_ERROR, ("ParseLoop: Found unknown opcode %lX at AML offset %X, ignoring\n", Opcode, AmlOffset)); DUMP_BUFFER (ParserState->Aml, 128); /* Assume one-byte bad opcode */ ParserState->Aml++; continue; } /* Create Op structure and append to parent's argument list */ if (AcpiPsIsNamedOp (Opcode)) { PreOp.Value.Arg = NULL; PreOp.Opcode = Opcode; while (GET_CURRENT_ARG_TYPE (ArgTypes) != ARGP_NAME) { Arg = AcpiPsGetNextArg (ParserState, GET_CURRENT_ARG_TYPE (ArgTypes), &ArgCount); AcpiPsAppendArg (&PreOp, Arg); INCREMENT_ARG_LIST (ArgTypes); } /* We know that this arg is a name, move to next arg */ INCREMENT_ARG_LIST (ArgTypes); if (WalkState->DescendingCallback != NULL) { /* * Find the object. This will either insert the object into * the namespace or simply look it up */ Status = WalkState->DescendingCallback (Opcode, NULL, WalkState, &Op); if (Op == NULL) { continue; } Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } if (ACPI_FAILURE (Status)) { goto CloseThisOp; } } AcpiPsAppendArg (Op, PreOp.Value.Arg); AcpiGbl_Depth++; if (Op->Opcode == AML_REGION_OP) { DeferredOp = AcpiPsToExtendedOp (Op); if (DeferredOp) { /* * Defer final parsing of an OperationRegion body, * because we don't have enough info in the first pass * to parse it correctly (i.e., there may be method * calls within the TermArg elements of the body. * * However, we must continue parsing because * the opregion is not a standalone package -- * we don't know where the end is at this point. * * (Length is unknown until parse of the body complete) */ DeferredOp->Data = AmlOpStart; DeferredOp->Length = 0; } } } else { /* Not a named opcode, just allocate Op and append to parent */ Op = AcpiPsAllocOp (Opcode); if (!Op) { return_ACPI_STATUS (AE_NO_MEMORY); } if ((Op->Opcode == AML_CREATE_FIELD_OP) || (Op->Opcode == AML_BIT_FIELD_OP) || (Op->Opcode == AML_BYTE_FIELD_OP) || (Op->Opcode == AML_WORD_FIELD_OP) || (Op->Opcode == AML_DWORD_FIELD_OP)) { /* * Backup to beginning of CreateXXXfield declaration * BodyLength is unknown until we parse the body */ DeferredOp = (ACPI_PARSE2_OBJECT *) Op; DeferredOp->Data = AmlOpStart; DeferredOp->Length = 0; } AcpiPsAppendArg (AcpiPsGetParentScope (ParserState), Op); if ((WalkState->DescendingCallback != NULL)) { /* * Find the object. This will either insert the object into * the namespace or simply look it up */ Status = WalkState->DescendingCallback (Opcode, Op, WalkState, &Op); Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } if (ACPI_FAILURE (Status)) { goto CloseThisOp; } } } Op->AmlOffset = AmlOffset; if (OpInfo) { DEBUG_PRINT (TRACE_PARSE, ("ParseLoop: Op=%p Opcode=%4.4lX Aml %p Oft=%5.5lX\n", Op, Op->Opcode, ParserState->Aml, Op->AmlOffset)); } } /* Start ArgCount at zero because we don't know if there are any args yet */ ArgCount = 0; if (ArgTypes) /* Are there any arguments that must be processed? */ { /* get arguments */ switch (Op->Opcode) { case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ case AML_WORD_OP: /* AML_WORDDATA_ARG */ case AML_DWORD_OP: /* AML_DWORDATA_ARG */ case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ /* fill in constant or string argument directly */ AcpiPsGetNextSimpleArg (ParserState, GET_CURRENT_ARG_TYPE (ArgTypes), Op); break; case AML_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ AcpiPsGetNextNamepath (ParserState, Op, &ArgCount, 1); ArgTypes = 0; break; default: /* Op is not a constant or string, append each argument */ while (GET_CURRENT_ARG_TYPE (ArgTypes) && !ArgCount) { AmlOffset = ParserState->Aml - ParserState->AmlStart; Arg = AcpiPsGetNextArg (ParserState, GET_CURRENT_ARG_TYPE (ArgTypes), &ArgCount); if (Arg) { Arg->AmlOffset = AmlOffset; AcpiPsAppendArg (Op, Arg); } INCREMENT_ARG_LIST (ArgTypes); } /* For a method, save the length and address of the body */ if (Op->Opcode == AML_METHOD_OP) { DeferredOp = AcpiPsToExtendedOp (Op); if (DeferredOp) { /* * Skip parsing of control method or opregion body, * because we don't have enough info in the first pass * to parse them correctly. */ DeferredOp->Data = ParserState->Aml; DeferredOp->Length = ParserState->PkgEnd - ParserState->Aml; /* * Skip body of method. For OpRegions, we must continue * parsing because the opregion is not a standalone * package (We don't know where the end is). */ ParserState->Aml = ParserState->PkgEnd; ArgCount = 0; } } break; } } /* * Zero ArgCount means that all arguments for this op have been processed */ if (!ArgCount) { /* completed Op, prepare for next */ if (AcpiPsIsNamedOp (Op->Opcode)) { if (AcpiGbl_Depth) { AcpiGbl_Depth--; } if (Op->Opcode == AML_REGION_OP) { DeferredOp = AcpiPsToExtendedOp (Op); if (DeferredOp) { /* * Skip parsing of control method or opregion body, * because we don't have enough info in the first pass * to parse them correctly. * * Completed parsing an OpRegion declaration, we now * know the length. */ DeferredOp->Length = ParserState->Aml - DeferredOp->Data; } } } if ((Op->Opcode == AML_CREATE_FIELD_OP) || (Op->Opcode == AML_BIT_FIELD_OP) || (Op->Opcode == AML_BYTE_FIELD_OP) || (Op->Opcode == AML_WORD_FIELD_OP) || (Op->Opcode == AML_DWORD_FIELD_OP) || (Op->Opcode == AML_QWORD_FIELD_OP)) { /* * Backup to beginning of CreateXXXfield declaration (1 for * Opcode) * * BodyLength is unknown until we parse the body */ DeferredOp = (ACPI_PARSE2_OBJECT *) Op; DeferredOp->Length = ParserState->Aml - DeferredOp->Data; } /* This op complete, notify the dispatcher */ if (WalkState->AscendingCallback != NULL) { Status = WalkState->AscendingCallback (WalkState, Op); Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } } CloseThisOp: /* * Finished one argument of the containing scope */ ParserState->Scope->ParseScope.ArgCount--; /* Close this Op (may result in parse subtree deletion) */ if (AcpiPsCompleteThisOp (WalkState, Op)) { Op = NULL; } switch (Status) { case AE_OK: break; case AE_CTRL_TRANSFER: /* * We are about to transfer to a called method. */ WalkState->PrevOp = Op; WalkState->PrevArgTypes = ArgTypes; return_ACPI_STATUS (Status); break; case AE_CTRL_END: AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); Status = WalkState->AscendingCallback (WalkState, Op); Status = AcpiPsNextParseState (WalkState, Op, Status); AcpiPsCompleteThisOp (WalkState, Op); Op = NULL; Status = AE_OK; break; case AE_CTRL_TERMINATE: Status = AE_OK; /* Clean up */ do { if (Op) { AcpiPsCompleteThisOp (WalkState, Op); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } while (Op); return_ACPI_STATUS (Status); break; default: /* All other non-AE_OK status */ if (Op == NULL) { AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } WalkState->PrevOp = Op; WalkState->PrevArgTypes = ArgTypes; /* * TEMP: */ return_ACPI_STATUS (Status); break; } /* This scope complete? */ if (AcpiPsHasCompletedScope (ParserState)) { AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); DEBUG_PRINT (TRACE_PARSE, ("ParseLoop: Popped scope, Op=%p\n", Op)); } else { Op = NULL; } } /* ArgCount is non-zero */ else { /* complex argument, push Op and prepare for argument */ AcpiPsPushScope (ParserState, Op, ArgTypes, ArgCount); Op = NULL; } } /* while ParserState->Aml */ /* * Complete the last Op (if not completed), and clear the scope stack. * It is easily possible to end an AML "package" with an unbounded number * of open scopes (such as when several AML blocks are closed with * sequential closing braces). We want to terminate each one cleanly. */ DEBUG_PRINT (TRACE_PARSE, ("PsParseLoop: Package complete at Op %p\n", Op)); do { if (Op) { if (WalkState->AscendingCallback != NULL) { Status = WalkState->AscendingCallback (WalkState, Op); Status = AcpiPsNextParseState (WalkState, Op, Status); if (Status == AE_CTRL_PENDING) { Status = AE_OK; goto CloseThisOp; } if (Status == AE_CTRL_TERMINATE) { Status = AE_OK; /* Clean up */ do { if (Op) { AcpiPsCompleteThisOp (WalkState, Op); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } while (Op); return_ACPI_STATUS (Status); } else if (ACPI_FAILURE (Status)) { AcpiPsCompleteThisOp (WalkState, Op); return_ACPI_STATUS (Status); } } AcpiPsCompleteThisOp (WalkState, Op); } AcpiPsPopScope (ParserState, &Op, &ArgTypes, &ArgCount); } while (Op); return_ACPI_STATUS (Status); } /******************************************************************************* * * FUNCTION: AcpiPsParseAml * * PARAMETERS: StartScope - The starting point of the parse. Becomes the * root of the parsed op tree. * Aml - Pointer to the raw AML code to parse * AmlSize - Length of the AML to parse * * RETURN: Status * * DESCRIPTION: Parse raw AML and return a tree of ops * ******************************************************************************/ ACPI_STATUS AcpiPsParseAml ( ACPI_PARSE_OBJECT *StartScope, UINT8 *Aml, UINT32 AmlSize, UINT32 ParseFlags, ACPI_NAMESPACE_NODE *MethodNode, ACPI_OPERAND_OBJECT **Params, ACPI_OPERAND_OBJECT **CallerReturnDesc, ACPI_PARSE_DOWNWARDS DescendingCallback, ACPI_PARSE_UPWARDS AscendingCallback) { ACPI_STATUS Status; ACPI_PARSE_STATE *ParserState; ACPI_WALK_STATE *WalkState; ACPI_WALK_LIST WalkList; ACPI_NAMESPACE_NODE *Node = NULL; ACPI_WALK_LIST *PrevWalkList = AcpiGbl_CurrentWalkList; ACPI_OPERAND_OBJECT *ReturnDesc; ACPI_OPERAND_OBJECT *EffectiveReturnDesc = NULL; ACPI_OPERAND_OBJECT *MthDesc = NULL; FUNCTION_TRACE ("PsParseAml"); DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: Entered with Scope=%p Aml=%p size=%lX\n", StartScope, Aml, AmlSize)); /* Create and initialize a new parser state */ ParserState = AcpiPsCreateState (Aml, AmlSize); if (!ParserState) { return_ACPI_STATUS (AE_NO_MEMORY); } AcpiPsInitScope (ParserState, StartScope); if (MethodNode) { MthDesc = AcpiNsGetAttachedObject (MethodNode); } /* Create and initialize a new walk list */ WalkList.WalkState = NULL; WalkState = AcpiDsCreateWalkState (TABLE_ID_DSDT, ParserState->StartOp, MthDesc, &WalkList); if (!WalkState) { Status = AE_NO_MEMORY; goto Cleanup; } WalkState->MethodNode = MethodNode; WalkState->ParserState = ParserState; WalkState->ParseFlags = ParseFlags; WalkState->DescendingCallback = DescendingCallback; WalkState->AscendingCallback = AscendingCallback; /* TBD: [Restructure] TEMP until we pass WalkState to the interpreter */ AcpiGbl_CurrentWalkList = &WalkList; if (MethodNode) { ParserState->StartNode = MethodNode; WalkState->WalkType = WALK_METHOD; /* Push start scope on scope stack and make it current */ Status = AcpiDsScopeStackPush (MethodNode, ACPI_TYPE_METHOD, WalkState); if (ACPI_FAILURE (Status)) { return_ACPI_STATUS (Status); } /* Init arguments if this is a control method */ /* TBD: [Restructure] add walkstate as a param */ AcpiDsMethodDataInitArgs (Params, MTH_NUM_ARGS, WalkState); } else { /* Setup the current scope */ Node = ParserState->StartOp->Node; ParserState->StartNode = Node; if (Node) { /* Push start scope on scope stack and make it current */ Status = AcpiDsScopeStackPush (Node, Node->Type, WalkState); if (ACPI_FAILURE (Status)) { goto Cleanup; } } } Status = AE_OK; /* * Execute the walk loop as long as there is a valid Walk State. This * handles nested control method invocations without recursion. */ DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: State=%p\n", WalkState)); while (WalkState) { if (ACPI_SUCCESS (Status)) { Status = AcpiPsParseLoop (WalkState); } DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: Completed one call to walk loop, State=%p\n", WalkState)); if (Status == AE_CTRL_TRANSFER) { /* * A method call was detected. * Transfer control to the called control method */ Status = AcpiDsCallControlMethod (&WalkList, WalkState, NULL); /* * If the transfer to the new method method call worked, a new walk * state was created -- get it */ WalkState = AcpiDsGetCurrentWalkState (&WalkList); continue; } else if (Status == AE_CTRL_TERMINATE) { Status = AE_OK; } /* We are done with this walk, move on to the parent if any */ WalkState = AcpiDsPopWalkState (&WalkList); /* Extract return value before we delete WalkState */ ReturnDesc = WalkState->ReturnDesc; /* Save the last effective return value */ if (CallerReturnDesc && ReturnDesc) { EffectiveReturnDesc = ReturnDesc; AcpiCmAddReference (EffectiveReturnDesc); } DEBUG_PRINT (TRACE_PARSE, ("PsParseAml: ReturnValue=%p, State=%p\n", WalkState->ReturnDesc, WalkState)); /* Reset the current scope to the beginning of scope stack */ AcpiDsScopeStackClear (WalkState); /* * If we just returned from the execution of a control method, * there's lots of cleanup to do */ if ((WalkState->ParseFlags & ACPI_PARSE_MODE_MASK) == ACPI_PARSE_EXECUTE) { AcpiDsTerminateControlMethod (WalkState); } /* Delete this walk state and all linked control states */ AcpiPsCleanupScope (WalkState->ParserState); AcpiCmFree (WalkState->ParserState); AcpiDsDeleteWalkState (WalkState); /* Check if we have restarted a preempted walk */ WalkState = AcpiDsGetCurrentWalkState (&WalkList); if (WalkState && ACPI_SUCCESS (Status)) { /* There is another walk state, restart it */ /* * If the method returned value is not used by the parent, * The object is deleted */ AcpiDsRestartControlMethod (WalkState, ReturnDesc); WalkState->WalkType |= WALK_METHOD_RESTART; } /* * Just completed a 1st-level method, save the final internal return * value (if any) */ else if (CallerReturnDesc) { /* * Some AML code expects return value w/o ReturnOp. * Return the saved effective return value instead. */ if (ReturnDesc == NULL && EffectiveReturnDesc != NULL) { AcpiCmRemoveReference (ReturnDesc); ReturnDesc = EffectiveReturnDesc; } *CallerReturnDesc = ReturnDesc; /* NULL if no return value */ } else if (ReturnDesc) { /* Caller doesn't want it, must delete it */ AcpiCmRemoveReference (ReturnDesc); } } /* Normal exit */ AcpiGbl_CurrentWalkList = PrevWalkList; return_ACPI_STATUS (Status); Cleanup: /* Cleanup */ AcpiDsDeleteWalkState (WalkState); AcpiPsCleanupScope (ParserState); AcpiCmFree (ParserState); AcpiGbl_CurrentWalkList = PrevWalkList; return_ACPI_STATUS (Status); }