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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-06-19 04:52:07 -0400
committerRussell King <rmk@dyn-67.arm.linux.org.uk>2005-06-19 04:52:07 -0400
commitfe6ef2daa29df8fef1a95446faccd18ab163993e (patch)
tree98806123cf57dee96c3ec877eb55128bdc78ed60 /arch/arm/mach-integrator/headsmp.S
parent20cf33ea16253b9eed387cba022cb014563db40e (diff)
[PATCH] ARM SMP: Add missed files from Integrator/CP platform
Add missed new files from basic SMP support for the Integrator/CP platform. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-integrator/headsmp.S')
-rw-r--r--arch/arm/mach-integrator/headsmp.S37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-integrator/headsmp.S b/arch/arm/mach-integrator/headsmp.S
new file mode 100644
index 000000000000..ceaa88e30d70
--- /dev/null
+++ b/arch/arm/mach-integrator/headsmp.S
@@ -0,0 +1,37 @@
1/*
2 * linux/arch/arm/mach-integrator/headsmp.S
3 *
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 * Integrator specific entry point for secondary CPUs. This provides
18 * a "holding pen" into which all secondary cores are held until we're
19 * ready for them to initialise.
20 */
21ENTRY(integrator_secondary_startup)
22 adr r4, 1f
23 ldmia r4, {r5, r6}
24 sub r4, r4, r5
25 ldr r6, [r6, r4]
26pen: 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
35
361: .long .
37 .long phys_pen_release