flash_erase_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_erase_block.c"
.gcc2_compiled.:
.text
	.align	2
	.global	flash_erase_block
	.type	 flash_erase_block,function
flash_erase_block:
	@ args = 0, pretend = 0, frame = 0
	@ frame_needed = 1, current_function_anonymous_args = 0
	mov	ip, sp
	stmfd	sp!, {r4, r5, r6, fp, ip, lr, pc}
	sub	fp, ip, #4
	mov	lr, r0
	mrc  p15,0,r3,c1,c0,0
	mov	r6, r3, lsr #2
	ands	r6, r6, #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:
	mov	r3, #80
	mov	r2, #32
	mov	r1, #208
	cmp	lr, #33554432
	ldr	r5, .L35
	movcc	r4, #-1610612736
	movcs	r4, #33554432
	add	r3, r3, #5242880
	add	r2, r2, #2097152
	add	r1, r1, #13631488
	mov	ip, #128
	str	r3, [r4, #0]
	add	ip, ip, #8388608
	str	r2, [r4, #0]
	str	r1, [lr, #0]
.L21:
	ldr	r0, [r4, #0]
	and	r3, r0, ip
	cmp	r3, ip
	beq	.L19
	subs	r5, r5, #1
	bne	.L21
.L19:
	mov	r3, #126
	add	r3, r3, #8257536
	mov	r2, #255
	and	r3, r0, r3
	add	r2, r2, #16711680
	cmp	r3, #0
	str	r2, [r4, #0]
	beq	.L22
	ldr	r3, [lr, #0]
	mov	r2, #65536
	b	.L34
.L26:
	sub	r2, r2, #4
	cmp	r2, #0
	ble	.L24
	ldr	r3, [lr, #0]
.L34:
	add	lr, lr, #4
	cmn	r3, #1
	beq	.L26
.L24:
	cmp	r2, #0
	moveq	r0, #0
.L22:
	cmp	r6, #0
	beq	.L29
	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;
.L29:
	ldmea	fp, {r4, r5, r6, fp, sp, pc}
.L36:
	.align	2
.L35:
	.word	5000000
.Lfe1:
	.size	 flash_erase_block,.Lfe1-flash_erase_block
 .globl flash_erase_block_end
flash_erase_block_end: