| Rafal Jaworowski | 500856e | 2008-01-09 19:39:36 +0100 | [diff] [blame] | 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 |
| Rafal Jaworowski | 500856e | 2008-01-09 19:39:36 +0100 | [diff] [blame] | 29 | .globl _start |
| 30 | _start: |
| Rafal Jaworowski | b84d7d8 | 2009-01-23 13:27:15 +0100 | [diff] [blame] | 31 | lis %r11, search_hint@ha |
| 32 | addi %r11, %r11, search_hint@l |
| 33 | stw %r1, 0(%r11) |
| Rafal Jaworowski | 500856e | 2008-01-09 19:39:36 +0100 | [diff] [blame] | 34 | b main |
| 35 | |
| 36 | |
| 37 | .globl syscall |
| 38 | syscall: |
| 39 | lis %r11, syscall_ptr@ha |
| 40 | addi %r11, %r11, syscall_ptr@l |
| 41 | lwz %r11, 0(%r11) |
| 42 | mtctr %r11 |
| 43 | bctr |
| Rafal Jaworowski | 7fb6c4f | 2009-01-23 13:27:16 +0100 | [diff] [blame] | 44 | |
| 45 | #elif defined(CONFIG_ARM) |
| 46 | |
| 47 | .text |
| 48 | .globl _start |
| 49 | _start: |
| 50 | ldr ip, =search_hint |
| 51 | str sp, [ip] |
| 52 | b main |
| 53 | |
| 54 | |
| 55 | .globl syscall |
| 56 | syscall: |
| 57 | ldr ip, =syscall_ptr |
| 58 | ldr pc, [ip] |
| 59 | |
| Rafal Jaworowski | b84d7d8 | 2009-01-23 13:27:15 +0100 | [diff] [blame] | 60 | #else |
| 61 | #error No support for this arch! |
| 62 | #endif |
| Rafal Jaworowski | 500856e | 2008-01-09 19:39:36 +0100 | [diff] [blame] | 63 | |
| 64 | .globl syscall_ptr |
| 65 | syscall_ptr: |
| 66 | .align 4 |
| 67 | .long 0 |
| Rafal Jaworowski | b84d7d8 | 2009-01-23 13:27:15 +0100 | [diff] [blame] | 68 | |
| 69 | .globl search_hint |
| 70 | search_hint: |
| 71 | .long 0 |