diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-22 11:17:26 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-22 11:17:26 +0000 |
| commit | f9b44121b34174ae4f243a568393fc3225842e75 (patch) | |
| tree | 943f68cd7458d08a9e8809ed0a10b71b23911f3e /arch/arm/mach-omap2/omap44xx-smc.S | |
| parent | 8727b909bb2348d29e62c599cd7a5d610da3760f (diff) | |
| parent | 220bf991b0366cc50a94feede3d7341fa5710ee4 (diff) | |
| download | op-kernel-dev-f9b44121b34174ae4f243a568393fc3225842e75.zip op-kernel-dev-f9b44121b34174ae4f243a568393fc3225842e75.tar.gz | |
Merge commit 'v2.6.34-rc2' into for-2.6.34
Diffstat (limited to 'arch/arm/mach-omap2/omap44xx-smc.S')
| -rw-r--r-- | arch/arm/mach-omap2/omap44xx-smc.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/omap44xx-smc.S b/arch/arm/mach-omap2/omap44xx-smc.S new file mode 100644 index 0000000..89bb2b1 --- /dev/null +++ b/arch/arm/mach-omap2/omap44xx-smc.S @@ -0,0 +1,32 @@ +/* + * OMAP44xx secure APIs file. + * + * Copyright (C) 2010 Texas Instruments, Inc. + * Written by Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * + * 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 <linux/linkage.h> + +/* + * This is common routine to manage secure monitor API + * used to modify the PL310 secure registers. + * 'r0' contains the value to be modified and 'r12' contains + * the monitor API number. It uses few CPU registers + * internally and hence they need be backed up including + * link register "lr". + * Function signature : void omap_smc1(u32 fn, u32 arg) + */ + +ENTRY(omap_smc1) + stmfd sp!, {r2-r12, lr} + mov r12, r0 + mov r0, r1 + dsb + smc + ldmfd sp!, {r2-r12, pc} +END(omap_smc1) |
