projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| ea31fd43 JL |
1 | /* linux/arch/arm/plat-s5p/sleep.S |
| 2 | * | |
| 3 | * Copyright (c) 2010 Samsung Electronics Co., Ltd. | |
| 4 | * http://www.samsung.com | |
| 5 | * | |
| 6 | * S5PV210 power Manager (Suspend-To-RAM) support | |
| 7 | * Based on S3C2410 sleep code by: | |
| 8 | * Ben Dooks, (c) 2004 Simtec Electronics | |
| 9 | * | |
| 10 | * Based on PXA/SA1100 sleep code by: | |
| 11 | * Nicolas Pitre, (c) 2002 Monta Vista Software Inc | |
| 12 | * Cliff Brake, (c) 2001 | |
| 13 | * | |
| 14 | * This program is free software; you can redistribute it and/or modify | |
| 15 | * it under the terms of the GNU General Public License as published by | |
| 16 | * the Free Software Foundation; either version 2 of the License, or | |
| 17 | * (at your option) any later version. | |
| 18 | * | |
| 19 | * This program is distributed in the hope that it will be useful, | |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 22 | * GNU General Public License for more details. | |
| 23 | * | |
| 24 | * You should have received a copy of the GNU General Public License | |
| 25 | * along with this program; if not, write to the Free Software | |
| 26 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 27 | */ | |
| 28 | ||
| 29 | #include <linux/linkage.h> | |
| 30 | #include <asm/assembler.h> | |
| 31 | #include <asm/memory.h> | |
| 32 | ||
| 33 | .text | |
| 34 | ||
| ea31fd43 JL |
35 | /* sleep magic, to allow the bootloader to check for an valid |
| 36 | * image to resume to. Must be the first word before the | |
| 37 | * s3c_cpu_resume entry. | |
| 38 | */ | |
| 39 | ||
| 40 | .word 0x2bedf00d | |
| 41 | ||
| 42 | /* s3c_cpu_resume | |
| 43 | * | |
| 44 | * resume code entry for bootloader to call | |
| 45 | * | |
| 46 | * we must put this code here in the data segment as we have no | |
| 47 | * other way of restoring the stack pointer after sleep, and we | |
| 48 | * must not write to the code segment (code is read-only) | |
| 49 | */ | |
| 50 | ||
| 51 | ENTRY(s3c_cpu_resume) | |
| 2e2f3d37 | 52 | b cpu_resume |