Rev 739 | Rev 960 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 499 | decky | 1 | /* |
| 2 | * Copyright (C) 2005 Martin Decky |
||
| 3 | * All rights reserved. |
||
| 4 | * |
||
| 5 | * Redistribution and use in source and binary forms, with or without |
||
| 6 | * modification, are permitted provided that the following conditions |
||
| 7 | * are met: |
||
| 8 | * |
||
| 9 | * - Redistributions of source code must retain the above copyright |
||
| 10 | * notice, this list of conditions and the following disclaimer. |
||
| 11 | * - Redistributions in binary form must reproduce the above copyright |
||
| 12 | * notice, this list of conditions and the following disclaimer in the |
||
| 13 | * documentation and/or other materials provided with the distribution. |
||
| 14 | * - The name of the author may not be used to endorse or promote products |
||
| 15 | * derived from this software without specific prior written permission. |
||
| 16 | * |
||
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
||
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
||
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
||
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
| 27 | */ |
||
| 28 | |||
| 29 | #include <libc.h> |
||
| 30 | |||
| 954 | palkovsky | 31 | sysarg_t __syscall(const sysarg_t p1, const sysarg_t p2, |
| 32 | const sysarg_t p3, const syscall_t id) |
||
| 499 | decky | 33 | { |
| 505 | decky | 34 | register sysarg_t __mips_reg_a0 asm("$4") = p1; |
| 35 | register sysarg_t __mips_reg_a1 asm("$5") = p2; |
||
| 36 | register sysarg_t __mips_reg_a2 asm("$6") = p3; |
||
| 37 | register sysarg_t __mips_reg_a3 asm("$7") = id; |
||
| 38 | register sysarg_t __mips_reg_v0 asm("$2"); |
||
| 499 | decky | 39 | |
| 40 | asm volatile ( |
||
| 41 | "syscall\n" |
||
| 504 | decky | 42 | : "=r" (__mips_reg_v0) |
| 499 | decky | 43 | : "r" (__mips_reg_a0), |
| 44 | "r" (__mips_reg_a1), |
||
| 45 | "r" (__mips_reg_a2), |
||
| 46 | "r" (__mips_reg_a3) |
||
| 47 | ); |
||
| 504 | decky | 48 | |
| 49 | return __mips_reg_v0; |
||
| 499 | decky | 50 | } |