From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001 From: Srikant Patnaik Date: Sun, 11 Jan 2015 12:28:04 +0530 Subject: Moved, renamed, and deleted files The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure. --- arch/arm/mach-ux500/headsmp.S | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 arch/arm/mach-ux500/headsmp.S (limited to 'arch/arm/mach-ux500/headsmp.S') diff --git a/arch/arm/mach-ux500/headsmp.S b/arch/arm/mach-ux500/headsmp.S new file mode 100644 index 00000000..08da5589 --- /dev/null +++ b/arch/arm/mach-ux500/headsmp.S @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2009 ST-Ericsson + * This file is based ARM Realview platform + * Copyright (c) 2003 ARM Limited + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include +#include + + __INIT + +/* + * U8500 specific entry point for secondary CPUs. + */ +ENTRY(u8500_secondary_startup) + mrc p15, 0, r0, c0, c0, 5 + and r0, r0, #15 + adr r4, 1f + ldmia r4, {r5, r6} + sub r4, r4, r5 + add r6, r6, r4 +pen: ldr r7, [r6] + cmp r7, r0 + bne pen + + /* + * we've been released from the holding pen: secondary_stack + * should now contain the SVC stack for this core + */ + b secondary_startup +ENDPROC(u8500_secondary_startup) + + .align 2 +1: .long . + .long pen_release -- cgit