| | 1 | /* |
| | 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. |
| | 7 | * |
| | 8 | * This file contains Original Code and/or Modifications of Original Code |
| | 9 | * as defined in and that are subject to the Apple Public Source License |
| | 10 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 11 | * compliance with the License. Please obtain a copy of the License at |
| | 12 | * http://www.opensource.apple.com/apsl/ and read it before using this |
| | 13 | * file. |
| | 14 | * |
| | 15 | * The Original Code and all software distributed under the License are |
| | 16 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 17 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 18 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 19 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 20 | * Please see the License for the specific language governing rights and |
| | 21 | * limitations under the License. |
| | 22 | * |
| | 23 | * @APPLE_LICENSE_HEADER_END@ |
| | 24 | */ |
| | 25 | /* Copyright (c) 1992 NeXT Computer, Inc. All rights reserved. |
| | 26 | * |
| | 27 | * File: SYS.h |
| | 28 | * |
| | 29 | * Definition of the user side of the UNIX system call interface |
| | 30 | * for M98K. |
| | 31 | * |
| | 32 | * Errors are flagged by the location of the trap return (ie., which |
| | 33 | * instruction is executed upon rfi): |
| | 34 | * |
| | 35 | * SC PC + 4: Error (typically branch to cerror()) |
| | 36 | * SC PC + 8: Success |
| | 37 | * |
| | 38 | * HISTORY |
| | 39 | * 18-Nov-92 Ben Fathi (benf@next.com) |
| | 40 | * Ported to m98k. |
| | 41 | * |
| | 42 | * 9-Jan-92 Peter King (king@next.com) |
| | 43 | * Created. |
| | 44 | */ |
| | 45 | |
| | 46 | #define KERNEL_PRIVATE 1 |
| | 47 | /* |
| | 48 | * Header files. |
| | 49 | */ |
| | 50 | #import <architecture/ppc/asm_help.h> |
| | 51 | #import <architecture/ppc/pseudo_inst.h> |
| | 52 | #import <mach/ppc/exception.h> |
| | 53 | #import <sys/syscall.h> |
| | 54 | |
| | 55 | /* From rhapsody kernel mach/ppc/syscall_sw.h */ |
| | 56 | #define kernel_trap_args_0 |
| | 57 | #define kernel_trap_args_1 |
| | 58 | #define kernel_trap_args_2 |
| | 59 | #define kernel_trap_args_3 |
| | 60 | #define kernel_trap_args_4 |
| | 61 | #define kernel_trap_args_5 |
| | 62 | #define kernel_trap_args_6 |
| | 63 | #define kernel_trap_args_7 |
| | 64 | |
| | 65 | /* |
| | 66 | * simple_kernel_trap -- Mach system calls with 8 or less args |
| | 67 | * Args are passed in a0 - a7, system call number in r0. |
| | 68 | * Do a "sc" instruction to enter kernel. |
| | 69 | */ |
| | 70 | #define simple_kernel_trap(trap_name, trap_number) \ |
| | 71 | .globl _##trap_name @\ |
| | 72 | _##trap_name: @\ |
| | 73 | li r0,trap_number @\ |
| | 74 | sc @\ |
| | 75 | blr @\ |
| | 76 | END(trap_name) |
| | 77 | |
| | 78 | #define kernel_trap_0(trap_name,trap_number) \ |
| | 79 | simple_kernel_trap(trap_name,trap_number) |
| | 80 | |
| | 81 | #define kernel_trap_1(trap_name,trap_number) \ |
| | 82 | simple_kernel_trap(trap_name,trap_number) |
| | 83 | |
| | 84 | #define kernel_trap_2(trap_name,trap_number) \ |
| | 85 | simple_kernel_trap(trap_name,trap_number) |
| | 86 | |
| | 87 | #define kernel_trap_3(trap_name,trap_number) \ |
| | 88 | simple_kernel_trap(trap_name,trap_number) |
| | 89 | |
| | 90 | #define kernel_trap_4(trap_name,trap_number) \ |
| | 91 | simple_kernel_trap(trap_name,trap_number) |
| | 92 | |
| | 93 | #define kernel_trap_5(trap_name,trap_number) \ |
| | 94 | simple_kernel_trap(trap_name,trap_number) |
| | 95 | |
| | 96 | #define kernel_trap_6(trap_name,trap_number) \ |
| | 97 | simple_kernel_trap(trap_name,trap_number) |
| | 98 | |
| | 99 | #define kernel_trap_7(trap_name,trap_number) \ |
| | 100 | simple_kernel_trap(trap_name,trap_number) |
| | 101 | |
| | 102 | #define kernel_trap_8(trap_name,trap_number) \ |
| | 103 | simple_kernel_trap(trap_name,trap_number) |
| | 104 | |
| | 105 | #define kernel_trap_9(trap_name,trap_number) \ |
| | 106 | simple_kernel_trap(trap_name,trap_number) |
| | 107 | |
| | 108 | /* End of rhapsody kernel mach/ppc/syscall_sw.h */ |
| | 109 | |
| | 110 | /* |
| | 111 | * Macros. |
| | 112 | */ |
| | 113 | |
| | 114 | #define SYSCALL(name, nargs) \ |
| | 115 | .globl cerror @\ |
| | 116 | LEAF(_##name) @\ |
| | 117 | kernel_trap_args_##nargs @\ |
| | 118 | li r0,SYS_##name @\ |
| | 119 | sc @\ |
| | 120 | b 1f @\ |
| | 121 | b 2f @\ |
| | 122 | 1: BRANCH_EXTERN(cerror) @\ |
| | 123 | .text \ |
| | 124 | 2: nop |
| | 125 | |
| | 126 | #define SYSCALL_NONAME(name, nargs) \ |
| | 127 | .globl cerror @\ |
| | 128 | kernel_trap_args_##nargs @\ |
| | 129 | li r0,SYS_##name @\ |
| | 130 | sc @\ |
| | 131 | b 1f @\ |
| | 132 | b 2f @\ |
| | 133 | 1: BRANCH_EXTERN(cerror) @\ |
| | 134 | .text \ |
| | 135 | 2: nop |
| | 136 | |
| | 137 | #define PSEUDO(pseudo, name, nargs) \ |
| | 138 | LEAF(_##pseudo) @\ |
| | 139 | SYSCALL_NONAME(name, nargs) |
| | 140 | |
| | 141 | |
| | 142 | #undef END |
| | 143 | #import <mach/ppc/syscall_sw.h> |
| | 144 | |
| | 145 | #if !defined(SYS_getdirentriesattr) |
| | 146 | #define SYS_getdirentriesattr 222 |
| | 147 | #endif |
| | 148 | |
| | 149 | #if !defined(SYS_semsys) |
| | 150 | #define SYS_semsys 251 |
| | 151 | #define SYS_msgsys 252 |
| | 152 | #define SYS_shmsys 253 |
| | 153 | #define SYS_semctl 254 |
| | 154 | #define SYS_semget 255 |
| | 155 | #define SYS_semop 256 |
| | 156 | #define SYS_semconfig 257 |
| | 157 | #define SYS_msgctl 258 |
| | 158 | #define SYS_msgget 259 |
| | 159 | #define SYS_msgsnd 260 |
| | 160 | #define SYS_msgrcv 261 |
| | 161 | #define SYS_shmat 262 |
| | 162 | #define SYS_shmctl 263 |
| | 163 | #define SYS_shmdt 264 |
| | 164 | #define SYS_shmget 265 |
| | 165 | #endif |
| | 166 | |
projects / apple / libc.git / blame_incremental