acgcc.h revision 67754
167754Smsmith/****************************************************************************** 267754Smsmith * 367754Smsmith * Name: acgcc.h - GCC specific defines, etc. 467754Smsmith * $Revision: 1 $ 567754Smsmith * 667754Smsmith *****************************************************************************/ 767754Smsmith 867754Smsmith/****************************************************************************** 967754Smsmith * 1067754Smsmith * 1. Copyright Notice 1167754Smsmith * 1267754Smsmith * Some or all of this work - Copyright (c) 1999, Intel Corp. All rights 1367754Smsmith * reserved. 1467754Smsmith * 1567754Smsmith * 2. License 1667754Smsmith * 1767754Smsmith * 2.1. This is your license from Intel Corp. under its intellectual property 1867754Smsmith * rights. You may have additional license terms from the party that provided 1967754Smsmith * you this software, covering your right to use that party's intellectual 2067754Smsmith * property rights. 2167754Smsmith * 2267754Smsmith * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 2367754Smsmith * copy of the source code appearing in this file ("Covered Code") an 2467754Smsmith * irrevocable, perpetual, worldwide license under Intel's copyrights in the 2567754Smsmith * base code distributed originally by Intel ("Original Intel Code") to copy, 2667754Smsmith * make derivatives, distribute, use and display any portion of the Covered 2767754Smsmith * Code in any form, with the right to sublicense such rights; and 2867754Smsmith * 2967754Smsmith * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 3067754Smsmith * license (with the right to sublicense), under only those claims of Intel 3167754Smsmith * patents that are infringed by the Original Intel Code, to make, use, sell, 3267754Smsmith * offer to sell, and import the Covered Code and derivative works thereof 3367754Smsmith * solely to the minimum extent necessary to exercise the above copyright 3467754Smsmith * license, and in no event shall the patent license extend to any additions 3567754Smsmith * to or modifications of the Original Intel Code. No other license or right 3667754Smsmith * is granted directly or by implication, estoppel or otherwise; 3767754Smsmith * 3867754Smsmith * The above copyright and patent license is granted only if the following 3967754Smsmith * conditions are met: 4067754Smsmith * 4167754Smsmith * 3. Conditions 4267754Smsmith * 4367754Smsmith * 3.1. Redistribution of Source with Rights to Further Distribute Source. 4467754Smsmith * Redistribution of source code of any substantial portion of the Covered 4567754Smsmith * Code or modification with rights to further distribute source must include 4667754Smsmith * the above Copyright Notice, the above License, this list of Conditions, 4767754Smsmith * and the following Disclaimer and Export Compliance provision. In addition, 4867754Smsmith * Licensee must cause all Covered Code to which Licensee contributes to 4967754Smsmith * contain a file documenting the changes Licensee made to create that Covered 5067754Smsmith * Code and the date of any change. Licensee must include in that file the 5167754Smsmith * documentation of any changes made by any predecessor Licensee. Licensee 5267754Smsmith * must include a prominent statement that the modification is derived, 5367754Smsmith * directly or indirectly, from Original Intel Code. 5467754Smsmith * 5567754Smsmith * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 5667754Smsmith * Redistribution of source code of any substantial portion of the Covered 5767754Smsmith * Code or modification without rights to further distribute source must 5867754Smsmith * include the following Disclaimer and Export Compliance provision in the 5967754Smsmith * documentation and/or other materials provided with distribution. In 6067754Smsmith * addition, Licensee may not authorize further sublicense of source of any 6167754Smsmith * portion of the Covered Code, and must include terms to the effect that the 6267754Smsmith * license from Licensee to its licensee is limited to the intellectual 6367754Smsmith * property embodied in the software Licensee provides to its licensee, and 6467754Smsmith * not to intellectual property embodied in modifications its licensee may 6567754Smsmith * make. 6667754Smsmith * 6767754Smsmith * 3.3. Redistribution of Executable. Redistribution in executable form of any 6867754Smsmith * substantial portion of the Covered Code or modification must reproduce the 6967754Smsmith * above Copyright Notice, and the following Disclaimer and Export Compliance 7067754Smsmith * provision in the documentation and/or other materials provided with the 7167754Smsmith * distribution. 7267754Smsmith * 7367754Smsmith * 3.4. Intel retains all right, title, and interest in and to the Original 7467754Smsmith * Intel Code. 7567754Smsmith * 7667754Smsmith * 3.5. Neither the name Intel nor any other trademark owned or controlled by 7767754Smsmith * Intel shall be used in advertising or otherwise to promote the sale, use or 7867754Smsmith * other dealings in products derived from or relating to the Covered Code 7967754Smsmith * without prior written authorization from Intel. 8067754Smsmith * 8167754Smsmith * 4. Disclaimer and Export Compliance 8267754Smsmith * 8367754Smsmith * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 8467754Smsmith * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 8567754Smsmith * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 8667754Smsmith * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 8767754Smsmith * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 8867754Smsmith * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 8967754Smsmith * PARTICULAR PURPOSE. 9067754Smsmith * 9167754Smsmith * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 9267754Smsmith * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 9367754Smsmith * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 9467754Smsmith * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 9567754Smsmith * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 9667754Smsmith * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 9767754Smsmith * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 9867754Smsmith * LIMITED REMEDY. 9967754Smsmith * 10067754Smsmith * 4.3. Licensee shall not export, either directly or indirectly, any of this 10167754Smsmith * software or system incorporating such software without first obtaining any 10267754Smsmith * required license or other approval from the U. S. Department of Commerce or 10367754Smsmith * any other agency or department of the United States Government. In the 10467754Smsmith * event Licensee exports any such software from the United States or 10567754Smsmith * re-exports any such software from a foreign destination, Licensee shall 10667754Smsmith * ensure that the distribution and export/re-export of the software is in 10767754Smsmith * compliance with all laws, regulations, orders, or other restrictions of the 10867754Smsmith * U.S. Export Administration Regulations. Licensee agrees that neither it nor 10967754Smsmith * any of its subsidiaries will export/re-export any technical data, process, 11067754Smsmith * software, or service, directly or indirectly, to any country for which the 11167754Smsmith * United States government or any agency thereof requires an export license, 11267754Smsmith * other governmental approval, or letter of assurance, without first obtaining 11367754Smsmith * such license, approval or letter. 11467754Smsmith * 11567754Smsmith *****************************************************************************/ 11667754Smsmith 11767754Smsmith#ifndef __ACGCC_H__ 11867754Smsmith#define __ACGCC_H__ 11967754Smsmith 12067754Smsmith#define COMPILER_DEPENDENT_UINT64 unsigned long long 12167754Smsmith 12267754Smsmith 12367754Smsmith#ifdef __ia64__ 12467754Smsmith#define _IA64 12567754Smsmith 12667754Smsmith/* Single threaded */ 12767754Smsmith#define ACPI_APPLICATION 12867754Smsmith 12967754Smsmith#define ACPI_ASM_MACROS 13067754Smsmith#define causeinterrupt(level) 13167754Smsmith#define BREAKPOINT3 13267754Smsmith#define disable() __cli() 13367754Smsmith#define enable() __sti() 13467754Smsmith#define wbinvd() 13567754Smsmith 13667754Smsmith/*! [Begin] no source code translation */ 13767754Smsmith 13867754Smsmith#include <asm/pal.h> 13967754Smsmith 14067754Smsmith#define halt() ia64_pal_halt_light() /* PAL_HALT[_LIGHT] */ 14167754Smsmith#define safe_halt() ia64_pal_halt(1) /* PAL_HALT */ 14267754Smsmith 14367754Smsmith 14467754Smsmith#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ 14567754Smsmith do { \ 14667754Smsmith __asm__ volatile ("1: ld4 r29=%1\n" \ 14767754Smsmith ";;\n" \ 14867754Smsmith "mov ar.ccv=r29\n" \ 14967754Smsmith "mov r2=r29\n" \ 15067754Smsmith "shr.u r30=r29,1\n" \ 15167754Smsmith "and r29=-4,r29\n" \ 15267754Smsmith ";;\n" \ 15367754Smsmith "add r29=2,r29\n" \ 15467754Smsmith "and r30=1,r30\n" \ 15567754Smsmith ";;\n" \ 15667754Smsmith "add r29=r29,r30\n" \ 15767754Smsmith ";;\n" \ 15867754Smsmith "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ 15967754Smsmith ";;\n" \ 16067754Smsmith "cmp.eq p6,p7=r2,r30\n" \ 16167754Smsmith "(p7) br.dpnt.few 1b\n" \ 16267754Smsmith "cmp.gt p8,p9=3,r29\n" \ 16367754Smsmith ";;\n" \ 16467754Smsmith "(p8) mov %0=-1\n" \ 16567754Smsmith "(p9) mov %0=r0\n" \ 16667754Smsmith :"=r"(Acq):"m" __atomic_fool_gcc((GLptr)):"r2","r29","r30","memory"); \ 16767754Smsmith } while (0) 16867754Smsmith 16967754Smsmith#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ 17067754Smsmith do { \ 17167754Smsmith __asm__ volatile ("1: ld4 r29=%1\n" \ 17267754Smsmith ";;\n" \ 17367754Smsmith "mov ar.ccv=r29\n" \ 17467754Smsmith "mov r2=r29\n" \ 17567754Smsmith "and r29=-4,r29\n" \ 17667754Smsmith ";;\n" \ 17767754Smsmith "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ 17867754Smsmith ";;\n" \ 17967754Smsmith "cmp.eq p6,p7=r2,r30\n" \ 18067754Smsmith "(p7) br.dpnt.few 1b\n" \ 18167754Smsmith "and %0=1,r2\n" \ 18267754Smsmith ";;\n" \ 18367754Smsmith :"=r"(Acq):"m" __atomic_fool_gcc((GLptr)):"r2","r29","r30","memory"); \ 18467754Smsmith } while (0) 18567754Smsmith/*! [End] no source code translation !*/ 18667754Smsmith 18767754Smsmith 18867754Smsmith#else /* DO IA32 */ 18967754Smsmith 19067754Smsmith 19167754Smsmith#define ACPI_ASM_MACROS 19267754Smsmith#define causeinterrupt(level) 19367754Smsmith#define BREAKPOINT3 19467754Smsmith#define disable() __cli() 19567754Smsmith#define enable() __sti() 19667754Smsmith#define halt() __asm__ __volatile__ ("sti; hlt":::"memory") 19767754Smsmith#define wbinvd() 19867754Smsmith 19967754Smsmith/*! [Begin] no source code translation 20067754Smsmith * 20167754Smsmith * A brief explanation as GNU inline assembly is a bit hairy 20267754Smsmith * %0 is the output parameter in EAX ("=a") 20367754Smsmith * %1 and %2 are the input parameters in ECX ("c") 20467754Smsmith * and an immediate value ("i") respectively 20567754Smsmith * All actual register references are preceded with "%%" as in "%%edx" 20667754Smsmith * Immediate values in the assembly are preceded by "$" as in "$0x1" 20767754Smsmith * The final asm parameter are the operation altered non-output registers. 20867754Smsmith */ 20967754Smsmith#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ 21067754Smsmith do { \ 21167754Smsmith int dummy; \ 21267754Smsmith asm("1: movl (%1),%%eax;" \ 21367754Smsmith "movl %%eax,%%edx;" \ 21467754Smsmith "andl %2,%%edx;" \ 21567754Smsmith "btsl $0x1,%%edx;" \ 21667754Smsmith "adcl $0x0,%%edx;" \ 21767754Smsmith "lock; cmpxchgl %%edx,(%1);" \ 21867754Smsmith "jnz 1b;" \ 21967754Smsmith "cmpb $0x3,%%dl;" \ 22067754Smsmith "sbbl %%eax,%%eax" \ 22167754Smsmith :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~1L):"dx"); \ 22267754Smsmith } while(0) 22367754Smsmith 22467754Smsmith#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ 22567754Smsmith do { \ 22667754Smsmith int dummy; \ 22767754Smsmith asm("1: movl (%1),%%eax;" \ 22867754Smsmith "movl %%eax,%%edx;" \ 22967754Smsmith "andl %2,%%edx;" \ 23067754Smsmith "lock; cmpxchgl %%edx,(%1);" \ 23167754Smsmith "jnz 1b;" \ 23267754Smsmith "andl $0x1,%%eax" \ 23367754Smsmith :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~3L):"dx"); \ 23467754Smsmith } while(0) 23567754Smsmith 23667754Smsmith/*! [End] no source code translation !*/ 23767754Smsmith 23867754Smsmith#endif /* IA 32 */ 23967754Smsmith 24067754Smsmith#endif /* __ACGCC_H__ */ 241