From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/arm/mach-highbank/smc.S | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 arch/arm/mach-highbank/smc.S (limited to 'arch/arm/mach-highbank/smc.S') diff --git a/arch/arm/mach-highbank/smc.S b/arch/arm/mach-highbank/smc.S new file mode 100644 index 000000000..78b3f19e7 --- /dev/null +++ b/arch/arm/mach-highbank/smc.S @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc. + * Copyright 2012 Calxeda, Inc. + */ + +#include + +/* + * 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) -- cgit v1.2.3