xref: /OK3568_Linux_fs/kernel/arch/arm/boot/compressed/big-endian.S (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun/*
3*4882a593Smuzhiyun *  linux/arch/arm/boot/compressed/big-endian.S
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun *  Switch CPU into big endian mode.
6*4882a593Smuzhiyun *  Author: Nicolas Pitre
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun	.section ".start", "ax"
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun	mrc	p15, 0, r0, c1, c0, 0	@ read control reg
12*4882a593Smuzhiyun	orr	r0, r0, #(1 << 7)	@ enable big endian mode
13*4882a593Smuzhiyun	mcr	p15, 0, r0, c1, c0, 0	@ write control reg
14*4882a593Smuzhiyun
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