/****************************************************************************** * * Name: macros.h - C macros for the entire subsystem. * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999, 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 __MACROS_H__ #define __MACROS_H__ /* * Data manipulation macros */ #ifndef LOWORD #define LOWORD(l) ((UINT16)(NATIVE_UINT)(l)) #endif #ifndef HIWORD #define HIWORD(l) ((UINT16)((((NATIVE_UINT)(l)) >> 16) & 0xFFFF)) #endif #ifndef LOBYTE #define LOBYTE(l) ((UINT8)(UINT16)(l)) #endif #ifndef HIBYTE #define HIBYTE(l) ((UINT8)((((UINT16)(l)) >> 8) & 0xFF)) #endif #define BIT0(x) ((((x) & 0x01) > 0) ? 1 : 0) #define BIT1(x) ((((x) & 0x02) > 0) ? 1 : 0) #define BIT2(x) ((((x) & 0x04) > 0) ? 1 : 0) #define BIT3(x) ((((x) & 0x08) > 0) ? 1 : 0) #define BIT4(x) ((((x) & 0x10) > 0) ? 1 : 0) #define BIT5(x) ((((x) & 0x20) > 0) ? 1 : 0) #define BIT6(x) ((((x) & 0x40) > 0) ? 1 : 0) #define BIT7(x) ((((x) & 0x80) > 0) ? 1 : 0) #define LOW_BASE(w) ((UINT16) ((w) & 0x0000FFFF)) #define MID_BASE(b) ((UINT8) (((b) & 0x00FF0000) >> 16)) #define HI_BASE(b) ((UINT8) (((b) & 0xFF000000) >> 24)) #define LOW_LIMIT(w) ((UINT16) ((w) & 0x0000FFFF)) #define HI_LIMIT(b) ((UINT8) (((b) & 0x00FF0000) >> 16)) /* Extract data using a pointer */ #define GET8(addr) (*(UINT8*)(addr)) #define GET16(addr) (*(UINT16*)(addr)) #define GET32(addr) (*(UINT32*)(addr)) /* * Fast power-of-two math macros for non-optimized compilers */ #define DIV_2(a) ((a)>>1) #define MUL_2(a) ((a)<<1) #define MOD_2(a) ((a)&0x01) #define DIV_4(a) ((a)>>2) #define MUL_4(a) ((a)<<2) #define MOD_4(a) ((a)&0x03) #define DIV_8(a) ((a)>>3) #define MUL_8(a) ((a)<<3) #define MOD_8(a) ((a)&0x07) #define DIV_16(a) ((a)>>4) #define MUL_16(a) ((a)<<4) #define MOD_16(a) ((a)&0x0F) #ifdef IA64 #define ALIGN64(bc) char Align[bc]; #else #define ALIGN64(bc) #endif #ifdef DEBUG_ASSERT #undef DEBUG_ASSERT #endif #ifdef _RPARSER #define RPARSER_ONLY(s) s; #else #define RPARSER_ONLY(s) #endif /* Register read/write Macros */ #define READ_ACPI_REGISTER(RegId) HwRegisterIO (ACPI_READ, (INT32)(RegId)) #define WRITE_ACPI_REGISTER(RegId,Val) HwRegisterIO (ACPI_WRITE, (INT32) (RegId), Val) /* * An ACPI_HANDLE (which is actually an NAME_TABLE_ENTRY *) can appear in some contexts, * such as on apObjStack, where a pointer to an ACPI_OBJECT_INTERNAL can also * appear. This macro is used to distinguish them. * * The DataType field is the first field in both structures. */ #define VALID_DESCRIPTOR_TYPE(d,t) (((NAME_TABLE_ENTRY *)d)->DataType == t) /* Macro to test the object type */ #define IS_THIS_OBJECT_TYPE(d,t) (((ACPI_OBJECT_INTERNAL *)d)->Common.Type == (UINT8)t) /* * There is an (nte *) prefix to each name table, containing either a NULL * pointer or the address of the next array of nte's in the scope. * * This macro extracts a pointer to the NEXT table in the chain. */ #define NEXTSEG(NameTbl) ((NAME_TABLE_ENTRY **)NameTbl)[-1] /* * Macro to check if a pointer is within an ACPI table. * Parameter (a) is the pointer to check. Parameter (b) must be defined * as a pointer to an ACPI_TABLE_HEADER. (b+1) then points past the header, * and ((UINT8 *)b+b->Length) points one byte past the end of the table. */ #define IS_IN_ACPI_TABLE(a,b) (((UINT8 *)(a) >= (UINT8 *)(b + 1)) &&\ ((UINT8 *)(a) < ((UINT8 *)b + b->Length))) #ifdef ACPI_DEBUG #define OP_INFO_ENTRY(Opcode,Type,ArgBool,Reserved,Name,Args) {Opcode,Type,ArgBool,Reserved,Args,Name} #else #define OP_INFO_ENTRY(Opcode,Type,ArgBool,Reserved,Name,Args) {Opcode,Type,ArgBool,Reserved,Args} #endif /* * Reporting macros that are never compiled out */ /* * Error reporting. These versions add callers module and line#. Since * _THIS_MODULE gets compiled out when ACPI_DEBUG isn't defined, only * use it in debug mode. */ #ifdef ACPI_DEBUG #define REPORT_INFO(a) _ReportInfo(_THIS_MODULE,__LINE__,_COMPONENT,a) #define REPORT_ERROR(a) _ReportError(_THIS_MODULE,__LINE__,_COMPONENT,a) #define REPORT_WARNING(a) _ReportWarning(_THIS_MODULE,__LINE__,_COMPONENT,a) #define REPORT_SUCCESS(a) _ReportSuccess(_THIS_MODULE,__LINE__,_COMPONENT,a) #else #define REPORT_INFO(a) _ReportInfo("",__LINE__,_COMPONENT,a) #define REPORT_ERROR(a) _ReportError("",__LINE__,_COMPONENT,a) #define REPORT_WARNING(a) _ReportWarning("",__LINE__,_COMPONENT,a) #define REPORT_SUCCESS(a) _ReportSuccess("",__LINE__,_COMPONENT,a) #endif /* Error reporting. These versions pass thru the module and line# */ #define _REPORT_INFO(a,b,c,d) _ReportInfo(a,b,c,d) #define _REPORT_ERROR(a,b,c,d) _ReportError(a,b,c,d) #define _REPORT_WARNING(a,b,c,d) _ReportWarning(a,b,c,d) /* Buffer dump macros */ #define DUMP_BUFFER(a,b,c) DumpBuffer((char *)a,b,c,_COMPONENT) /* * Debug macros that are conditionally compiled */ #ifdef ACPI_DEBUG #define MODULE_NAME(name) static char *_THIS_MODULE = name /* * Function entry tracing. * The first parameter should be the procedure name as a quoted string. This is declared * as a local string ("_ProcName) so that it can be also used by the function exit macros below. */ #define FUNCTION_TRACE(a) char * _ProcName = a;\ FunctionTrace(_THIS_MODULE,__LINE__,_COMPONENT,a) #define FUNCTION_TRACE_PTR(a,b) char * _ProcName = a;\ FunctionTracePtr(_THIS_MODULE,__LINE__,_COMPONENT,a,(void *)b) #define FUNCTION_TRACE_U32(a,b) char * _ProcName = a;\ FunctionTraceU32(_THIS_MODULE,__LINE__,_COMPONENT,a,(UINT32)b) #define FUNCTION_TRACE_STR(a,b) char * _ProcName = a;\ FunctionTraceStr(_THIS_MODULE,__LINE__,_COMPONENT,a,(char *)b) /* * Function exit tracing. * WARNING: These macros include a return statement. This is usually considered * bad form, but having a separate exit macro is very ugly and difficult to maintain. * One of the FUNCTION_TRACE macros above must be used in conjunction with these macros * so that "_ProcName" is defined. */ #define return_VOID {FunctionExit(_THIS_MODULE,__LINE__,_COMPONENT,_ProcName);return;} #define return_ACPI_STATUS(s) {FunctionStatusExit(_THIS_MODULE,__LINE__,_COMPONENT,_ProcName,s);return(s);} #define return_VALUE(s) {FunctionValueExit(_THIS_MODULE,__LINE__,_COMPONENT,_ProcName,(NATIVE_UINT)s);return(s);} /* Conditional execution */ #define DEBUG_EXEC(a) a; #define NORMAL_EXEC(a) #define DEBUG_DEFINE(a) a; #define DEBUG_ONLY_MEMBERS(a) a; /* Stack and buffer dumping */ #define DUMP_STACK_ENTRY(a) AmlDumpOperand(a) #define DUMP_OPERANDS(a,b,c,d,e) AmlDumpOperands(a,b,c,d,e,_THIS_MODULE,__LINE__) #define DUMP_ENTRY(a,b) NsDumpEntry (a,b) #define DUMP_TABLES(a,b) NsDumpTables(a,b) #define DUMP_PATHNAME(a,b,c,d) NsDumpPathname(a,b,c,d) #define BREAK_MSG(a) OsdBreakpoint (a) /* * Generate INT3 on ACPI_ERROR (Debug only!) */ #define ERROR_BREAK #ifdef ERROR_BREAK #define BREAK_ON_ERROR(lvl) if ((lvl)&ACPI_ERROR) OsdBreakpoint("Fatal error encountered\n") #else #define BREAK_ON_ERROR(lvl) #endif /* * Master debug print macros * Print iff: * 1) Debug print for the current component is enabled * 2) Debug error level or trace level for the print statement is enabled * */ #define PARAM_LIST(pl) pl #define TEST_DEBUG_SWITCH(lvl) if (((lvl) & DebugLevel) && (_COMPONENT & DebugLayer)) #define DEBUG_PRINT(lvl,fp) TEST_DEBUG_SWITCH(lvl) {\ DebugPrintPrefix (_THIS_MODULE,__LINE__,_COMPONENT);\ DebugPrintRaw PARAM_LIST(fp);\ BREAK_ON_ERROR(lvl);} #define DEBUG_PRINT_RAW(lvl,fp) TEST_DEBUG_SWITCH(lvl) {\ DebugPrintRaw PARAM_LIST(fp);} /* Assert macros */ #define ACPI_ASSERT(exp) if(!(exp)) \ OsdDbgAssert(#exp, __FILE__, __LINE__, "Failed Assertion") #define DEBUG_ASSERT(msg, exp) if(!(exp)) \ OsdDbgAssert(#exp, __FILE__, __LINE__, msg) #else /* * This is the non-debug case -- make everything go away, * leaving no executable debug code! */ #define MODULE_NAME(name) #define _THIS_MODULE "" #define DEBUG_EXEC(a) #define NORMAL_EXEC(a) a; #define DEBUG_DEFINE(a) #define DEBUG_ONLY_MEMBERS(a) #define FUNCTION_TRACE(a) #define FUNCTION_TRACE_PTR(a,b) #define FUNCTION_TRACE_U32(a,b) #define FUNCTION_TRACE_STR(a,b) #define FUNCTION_EXIT #define FUNCTION_STATUS_EXIT(s) #define FUNCTION_VALUE_EXIT(s) #define DUMP_STACK_ENTRY(a) #define DUMP_OPERANDS(a,b,c,d,e) #define DUMP_ENTRY(a,b) #define DUMP_TABLES(a,b) #define DUMP_PATHNAME(a,b,c,d) #define DEBUG_PRINT(l,f) #define DEBUG_PRINT_RAW(l,f) #define BREAK_MSG(a) #define return_VOID return #define return_ACPI_STATUS(s) return(s) #define return_VALUE(s) return(s) #define ACPI_ASSERT(exp) #define DEBUG_ASSERT(msg, exp) #endif #ifndef ACPI_DEBUG #define ADD_OBJECT_NAME(a,b) #else /* * 1) Set name to blanks * 2) Copy the object name */ #define ADD_OBJECT_NAME(a,b) MEMSET (a->Common.Name, ' ', sizeof (a->Common.Name));\ STRNCPY (a->Common.Name, Gbl_NsTypeNames[b], sizeof (a->Common.Name)) #endif #endif /* MACROS_H */