big-endian.s

来自「linux2.6.16版本」· S 代码 · 共 14 行

/*
 *  linux/arch/arm/boot/compressed/big-endian.S
 *
 *  Switch CPU into big endian mode.
 *  Author: Nicolas Pitre
 */

	.section ".start", #alloc, #execinstr

	mrc	p15, 0, r0, c1, c0, 0	@ read control reg
	orr	r0, r0, #(1 << 7)	@ enable big endian mode
	mcr	p15, 0, r0, c1, c0, 0	@ write control reg