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500856eb RJ |
1 | /* |
2 | * (C) Copyright 2007 Semihalf | |
3 | * | |
4 | * Written by: Rafal Jaworowski <raj@semihalf.com> | |
5 | * | |
6 | * See file CREDITS for list of people who contributed to this | |
7 | * project. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License as | |
11 | * published by the Free Software Foundation; either version 2 of | |
12 | * the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
22 | * MA 02111-1307 USA | |
23 | * | |
24 | */ | |
25 | ||
26 | #if defined(CONFIG_PPC) | |
27 | ||
28 | .text | |
29 | ||
30 | .globl _start | |
31 | _start: | |
32 | b main | |
33 | ||
34 | ||
35 | .globl syscall | |
36 | syscall: | |
37 | lis %r11, syscall_ptr@ha | |
38 | addi %r11, %r11, syscall_ptr@l | |
39 | lwz %r11, 0(%r11) | |
40 | mtctr %r11 | |
41 | bctr | |
42 | ||
43 | ||
44 | .globl syscall_ptr | |
45 | syscall_ptr: | |
46 | .align 4 | |
47 | .long 0 | |
48 | #else | |
49 | #error No support for this arch! | |
50 | #endif |