mirror of https://gitee.com/openkylin/linux.git
26 lines
614 B
ArmAsm
26 lines
614 B
ArmAsm
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc.
|
|
* Copyright 2012 Calxeda, Inc.
|
|
*/
|
|
|
|
#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)
|
|
*/
|
|
.arch armv7-a
|
|
.arch_extension sec
|
|
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)
|