flash_unlock_block.s

移植到WLIT项目的redboot源代码

@ Generated by gcc 2.96-xscale-010827 for ARM/elf
	.file	"flash_unlock_block.c"
.gcc2_compiled.:
.text
	.align	2
	.global	flash_unlock_block
	.type	 flash_unlock_block,function
flash_unlock_block:
	@ args = 0, pretend = 0, frame = 128
	@ frame_needed = 1, current_function_anonymous_args = 0
	mov	ip, sp
	stmfd	sp!, {r4, r5, r6, r7, r8, r9, sl, fp, ip, lr, pc}
	sub	fp, ip, #4
	sub	sp, sp, #128
	mov	r5, r0
	mov	r8, r1
	mov	r7, r2
	mrc  p15,0,r3,c1,c0,0
	mov	r9, r3, lsr #2
	ands	r9, r9, #1
	beq	.L7
	mov    r0, #0xC0000000;add    r1, r0, #0x8000;667: mcr    p15,0,r0,c7,c2,5;add    r0, r0, #32;teq    r1, r0;bne    667b;mcr    p15,0,r0,c7,c6,0;mrc    p15,0,r1,c2,c0,0;mov    r1,r1;sub    pc,pc,#4;mcr    p15,0,r0,c7,c10,4;mrc    p15,0,r1,c2,c0,0;mov    r1,r1;sub    pc,pc,#4;nop
	mrc  p15,0,r1,c1,c0,0;bic  r1,r1,#4;mcr  p15,0,r1,c1,c0,0;mrc    p15,0,r1,c2,c0,0;mov    r1,r1;sub    pc,pc,#4;mcr    p15,0,r1,c7,c6,0;mrc    p15,0,r1,c2,c0,0;mov    r1,r1;sub    pc,pc,#4;
.L7:
	cmp	r5, #33554432
	mov	r3, #80
	mov	r1, #0
	movcc	r4, #-1610612736
	movcs	r4, #33554432
	add	r3, r3, #5242880
	cmp	r1, r7
	str	r3, [r4, #0]
	mov	r2, r4
	bge	.L44
	mov	ip, #152
	add	ip, ip, #9961472
	sub	r0, fp, #168
	mov	r6, r1
	bic	lr, r8, #3
.L21:
	cmp	r2, r5
	str	ip, [r2, #0]
	streqb	r6, [r0, r1]
.L22:
	ldrne	r3, [r2, #8]
	strneb	r3, [r0, r1]
.L23:
	add	r1, r1, #1
	cmp	r1, r7
	add	r2, r2, lr
	blt	.L21
.L44:
	mov	r3, #96
	mov	r2, #208
	ldr	lr, .L46
	add	r3, r3, #6291456
	add	r2, r2, #13631488
	mov	r1, #128
	str	r3, [r5, #0]
	add	r1, r1, #8388608
	str	r2, [r5, #0]
.L28:
	ldr	r0, [r4, #0]
	and	r3, r0, r1
	cmp	r3, r1
	beq	.L26
	subs	lr, lr, #1
	bne	.L28
.L26:
	mov	r1, #0
	cmp	r1, r7
	mov	r2, r4
	bge	.L45
	mov	r6, #96
	mov	r5, #1
	bic	sl, r8, #3
	add	r6, r6, #6291456
	sub	r8, fp, #168
	add	r5, r5, #65536
.L32:
	ldrb	r3, [r8, r1]	@ zero_extendqisi2
	cmp	r3, #0
	beq	.L33
	ldr	lr, .L46
	mov	r3, #128
	str	r6, [r2, #0]
	add	ip, r3, #8388608
	str	r5, [r2, #0]
.L37:
	ldr	r0, [r4, #0]
	and	r3, r0, ip
	cmp	r3, ip
	beq	.L33
	subs	lr, lr, #1
	bne	.L37
.L33:
	add	r1, r1, #1
	cmp	r1, r7
	add	r2, r2, sl
	blt	.L32
.L45:
	mov	r3, #255
	add	r3, r3, #16711680
	cmp	r9, #0
	str	r3, [r4, #0]
	beq	.L39
	mrc  p15,0,r1,c7,c10,4;mrc  p15,0,r1,c1,c0,0;orr  r1,r1,#0x0007;mcr  p15,0,r1,c1,c0,0;
.L39:
	ldmea	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}
.L47:
	.align	2
.L46:
	.word	5000000
.Lfe1:
	.size	 flash_unlock_block,.Lfe1-flash_unlock_block
 .globl flash_unlock_block_end
flash_unlock_block_end: