/*  * linux/arch/arm/boot/compressed/head-xscale.S *  * XScale specific tweaks.  This is merged into head.S by the linker. * */#include <linux/config.h>#include <linux/linkage.h>#include <asm/mach-types.h>		.section        ".start", #alloc, #execinstr__XScale_start:		@ Preserve r8/r7 i.e. kernel entry values		@ Data cache might be active.		@ Be sure to flush kernel binary out of the cache,		@ whatever state it is, before it is turned off.		@ This is done by fetching through currently executed		@ memory to be sure we hit the same cache.		bic	r2, pc, #0x1f		add	r3, r2, #0x10000	@ 64 kb is quite enough...1:		ldr	r0, [r2], #32		teq	r2, r3		bne	1b		mcr	p15, 0, r0, c7, c10, 4	@ drain WB		mcr	p15, 0, r0, c7, c7, 0	@ flush I & D caches		@ disabling MMU and caches		mrc	p15, 0, r0, c1, c0, 0	@ read control reg		bic	r0, r0, #0x05		@ clear DC, MMU		bic	r0, r0, #0x1000		@ clear Icache		mcr	p15, 0, r0, c1, c0, 0#ifdef CONFIG_ARCH_LUBBOCK		mov	r7, #MACH_TYPE_LUBBOCK#endif#ifdef CONFIG_ARCH_PXA_IDP		mov	r7, #MACH_TYPE_PXA_IDP#endif