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barebox / arch / arm / mach-highbank / smc.S
@Jean-Christophe PLAGNIOL-VILLARD Jean-Christophe PLAGNIOL-VILLARD on 14 Feb 2013 719 bytes highbank: add l2x0 support
/*
 * Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc.
 * Copyright 2012 Calxeda, Inc.
 *
 * 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.
 * Function signature : void highbank_smc1(u32 fn, u32 arg)
 */

ENTRY(highbank_smc1)
	stmfd	sp!, {r4-r11, lr}
	mov	r12, r0
	mov	r0, r1
	dsb
	smc	#0
	ldmfd	sp!, {r4-r11, pc}
ENDPROC(highbank_smc1)