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1 | /* |
2 | * Copyright (c) 2009 ST-Ericsson | |
3 | * This file is based ARM Realview platform | |
4 | * Copyright (c) 2003 ARM Limited | |
5 | * All Rights Reserved | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | #include <linux/linkage.h> | |
12 | #include <linux/init.h> | |
13 | ||
14 | __INIT | |
15 | ||
16 | /* | |
17 | * U8500 specific entry point for secondary CPUs. | |
18 | */ | |
19 | ENTRY(u8500_secondary_startup) | |
20 | mrc p15, 0, r0, c0, c0, 5 | |
21 | and r0, r0, #15 | |
22 | adr r4, 1f | |
23 | ldmia r4, {r5, r6} | |
24 | sub r4, r4, r5 | |
25 | add r6, r6, r4 | |
aa44ef4d SK |
26 | pen: ldr r7, [r6] |
27 | cmp r7, r0 | |
28 | bne pen | |
29 | ||
30 | /* | |
31 | * we've been released from the holding pen: secondary_stack | |
32 | * should now contain the SVC stack for this core | |
33 | */ | |
34 | b secondary_startup | |
09f759f6 | 35 | ENDPROC(u8500_secondary_startup) |
aa44ef4d | 36 | |
09f759f6 | 37 | .align 2 |
aa44ef4d SK |
38 | 1: .long . |
39 | .long pen_release |