SmartAudio/lichee/linux-4.9/drivers/char/sunxi-sysinfo/smc_call.S

32 lines
836 B
ArmAsm
Executable File

/*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Copyright (C) 2015 Allwinner Tech Limited
*
* Author: sunny <sunny@allwinnertech.com>
*/
#include <linux/linkage.h>
/* int invoke_smc_fn(u32 function_id, u64 arg0, u64 arg1, u64 arg2) */
#ifdef CONFIG_ARM
#include <asm/opcodes-sec.h>
ENTRY(invoke_smc_fn)
__SMC(0)
bx lr
ENDPROC(invoke_smc_fn)
#endif
#ifdef CONFIG_ARM64
ENTRY(invoke_smc_fn)
smc #0
ret
ENDPROC(invoke_smc_fn)
#endif