psc_i2c.lst

au1200下的boot代码

 498              	
 499              		.set	macro
 500              		.set	reorder
 501              	$LFE7:
 502              		.end	i2cOpen
 503              		.align	2
 504              		.globl	i2cClose
 505              		.ent	i2cClose
 506              		.type	i2cClose, @function
 507              	i2cClose:
 508              	$LFB8:
 171:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
GAS LISTING /tmp/ccmjNVoP.s 			page 13


 172:/mnt/hgfs/boot/booter/source/psc_i2c.c **** int i2cClose()
 173:/mnt/hgfs/boot/booter/source/psc_i2c.c **** {
 509              		.loc 1 173 0
 510              		.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
 511              		.mask	0x00000000,0
 512              		.fmask	0x00000000,0
 513              		.set	noreorder
 514              		.set	nomacro
 515              		
 174:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	// shut down PSCs
 175:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	smb->psc.ctl = 0;
 516              		.loc 1 175 0
 517 03d8 0000023C 		lui	$2,%hi(smb)
 518 03dc 0000438C 		lw	$3,%lo(smb)($2)
 176:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	return 1;
 177:/mnt/hgfs/boot/booter/source/psc_i2c.c **** }
 519              		.loc 1 177 0
 520 03e0 01000224 		li	$2,1			# 0x1
 521              		.loc 1 175 0
 522 03e4 040060AC 		sw	$0,4($3)
 523              		.loc 1 177 0
 524 03e8 0800E003 		j	$31
 525 03ec 00000000 		nop
 526              	
 527              		.set	macro
 528              		.set	reorder
 529              	$LFE8:
 530              		.end	i2cClose
 531              		.align	2
 532              		.globl	i2c_write
 533              		.ent	i2c_write
 534              		.type	i2c_write, @function
 535              	i2c_write:
 536              	$LFB9:
 178:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 179:/mnt/hgfs/boot/booter/source/psc_i2c.c **** int i2c_write(uint8 chipaddr, uint8* buf, int len)
 180:/mnt/hgfs/boot/booter/source/psc_i2c.c **** {
 537              		.loc 1 180 0
 538              		.frame	$sp,32,$31		# vars= 0, regs= 3/0, args= 16, gp= 0
 539              		.mask	0x80030000,-8
 540              		.fmask	0x00000000,0
 541              		.set	noreorder
 542              		.set	nomacro
 543              		
 544 03f0 E0FFBD27 		addiu	$sp,$sp,-32
 545              	$LCFI23:
 546 03f4 1400B1AF 		sw	$17,20($sp)
 547              	$LCFI24:
 548 03f8 1000B0AF 		sw	$16,16($sp)
 549              	$LCFI25:
 550 03fc 2000A4A3 		sb	$4,32($sp)
 551 0400 2180A000 		move	$16,$5
 552 0404 1800BFAF 		sw	$31,24($sp)
 553              	$LCFI26:
 554              		.loc 1 180 0
 181:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_start())
 555              		.loc 1 181 0
GAS LISTING /tmp/ccmjNVoP.s 			page 14


 556 0408 3C00000C 		jal	i2c_start
 557 040c 2188C000 		move	$17,$6
 558              	
 182:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 183:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 184:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	chipaddr <<= 1;
 185:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_write_data(&chipaddr, 1, 0))
 559              		.loc 1 185 0
 560 0410 2000A427 		addiu	$4,$sp,32
 561 0414 01000524 		li	$5,1			# 0x1
 562 0418 21300000 		move	$6,$0
 563              		.loc 1 182 0
 564              		.loc 1 181 0
 565 041c 07004014 		bne	$2,$0,$L50
 566 0420 21180000 		move	$3,$0
 567              	
 568              	$L46:
 186:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 187:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 188:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_write_data(buf, len, 1))
 189:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 190:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 191:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	return 1;
 192:/mnt/hgfs/boot/booter/source/psc_i2c.c **** }
 569              		.loc 1 192 0
 570 0424 1800BF8F 		lw	$31,24($sp)
 571 0428 1400B18F 		lw	$17,20($sp)
 572 042c 1000B08F 		lw	$16,16($sp)
 573 0430 21106000 		move	$2,$3
 574 0434 0800E003 		j	$31
 575 0438 2000BD27 		addiu	$sp,$sp,32
 576              	
 577              	$L50:
 578              		.loc 1 184 0
 579 043c 2000A293 		lbu	$2,32($sp)
 580 0440 40100200 		sll	$2,$2,1
 581              		.loc 1 185 0
 582 0444 5200000C 		jal	i2c_write_data
 583 0448 2000A2A3 		sb	$2,32($sp)
 584              	
 585              		.loc 1 188 0
 586 044c 21200002 		move	$4,$16
 587 0450 21282002 		move	$5,$17
 588 0454 01000624 		li	$6,1			# 0x1
 589              		.loc 1 186 0
 590              		.loc 1 185 0
 591 0458 F2FF4010 		beq	$2,$0,$L46
 592 045c 21180000 		move	$3,$0
 593              	
 594              		.loc 1 188 0
 595 0460 5200000C 		jal	i2c_write_data
 596 0464 00000000 		nop
 597              	
 598              		.loc 1 189 0
 599 0468 09010008 		j	$L46
 600 046c 2B180200 		sltu	$3,$0,$2
 601              	
GAS LISTING /tmp/ccmjNVoP.s 			page 15


 602              		.set	macro
 603              		.set	reorder
 604              	$LFE9:
 605              		.end	i2c_write
 606              		.align	2
 607              		.globl	i2c_read
 608              		.ent	i2c_read
 609              		.type	i2c_read, @function
 610              	i2c_read:
 611              	$LFB10:
 193:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 194:/mnt/hgfs/boot/booter/source/psc_i2c.c **** int i2c_read(uint8 chipaddr, uint8* buf, int reglen, int datalen)
 195:/mnt/hgfs/boot/booter/source/psc_i2c.c **** {
 612              		.loc 1 195 0
 613              		.frame	$sp,48,$31		# vars= 0, regs= 7/0, args= 16, gp= 0
 614              		.mask	0x803f0000,-8
 615              		.fmask	0x00000000,0
 616              		.set	noreorder
 617              		.set	nomacro
 618              		
 619 0470 D0FFBD27 		addiu	$sp,$sp,-48
 620              	$LCFI27:
 621 0474 1800B2AF 		sw	$18,24($sp)
 622              	$LCFI28:
 623 0478 1400B1AF 		sw	$17,20($sp)
 624              	$LCFI29:
 625 047c 1000B0AF 		sw	$16,16($sp)
 626              	$LCFI30:
 627 0480 2800BFAF 		sw	$31,40($sp)
 628              	$LCFI31:
 629 0484 2400B5AF 		sw	$21,36($sp)
 630              	$LCFI32:
 631 0488 2000B4AF 		sw	$20,32($sp)
 632              	$LCFI33:
 633 048c 1C00B3AF 		sw	$19,28($sp)
 634              	$LCFI34:
 635              		.loc 1 195 0
 636 0490 3000A4A3 		sb	$4,48($sp)
 637 0494 2190A000 		move	$18,$5
 638 0498 2180C000 		move	$16,$6
 196:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_start())
 639              		.loc 1 196 0
 640 049c 3C00000C 		jal	i2c_start
 641 04a0 2188E000 		move	$17,$7
 642              	
 197:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 643              		.loc 1 197 0
 644              		.loc 1 196 0
 645 04a4 0B004014 		bne	$2,$0,$L69
 646 04a8 21180000 		move	$3,$0
 647              	
 648              	$L51:
 198:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 199:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	chipaddr <<= 1;
 200:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_write_data(&chipaddr, 1, 0))
 201:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 202:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
GAS LISTING /tmp/ccmjNVoP.s 			page 16


 203:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_write_data(buf, reglen, 2))
 204:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 205:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 206:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	chipaddr |= 1;
 207:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_write_data(&chipaddr, 1, 0))
 208:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 209:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 210:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	if(!i2c_read_data(buf, datalen))
 211:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 		return 0;
 212:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 
 213:/mnt/hgfs/boot/booter/source/psc_i2c.c **** 	return 1;
 214:/mnt/hgfs/boot/booter/source/psc_i2c.c **** }
 649              		.loc 1 214 0
 650 04ac 2800BF8F 		lw	$31,40($sp)
 651 04b0 2400B58F 		lw	$21,36($sp)
 652 04b4 2000B48F 		lw	$20,32($sp)
 653 04b8 1C00B38F 		lw	$19,28($sp)
 654 04bc 1800B28F 		lw	$18,24($sp)
 655 04c0 1400B18F 		lw	$17,20($sp)
 656 04c4 1000B08F 		lw	$16,16($sp)
 657 04c8 21106000 		move	$2,$3
 658 04cc 0800E003 		j	$31
 659 04d0 3000BD27 		addiu	$sp,$sp,48
 660              	
 661              	$L69:
 662              		.loc 1 199 0
 663 04d4 3000A293 		lbu	$2,48($sp)
 664              		.loc 1 200 0
 665 04d8 3000A427 		addiu	$4,$sp,48
 666 04dc 01000524 		li	$5,1			# 0x1
 667              		.loc 1 199 0
 668 04e0 40100200 		sll	$2,$2,1
 669              		.loc 1 200 0
 670 04e4 21300000 		move	$6,$0
 671              		.loc 1 199 0
 672              		.loc 1 200 0
 673 04e8 5200000C 		jal	i2c_write_data
 674 04ec 3000A2A3 		sb	$2,48($sp)
 675              	
 676              		.loc 1 201 0
 677              		.loc 1 200 0
 678 04f0 EEFF4010 		beq	$2,$0,$L51
 679 04f4 21180000 		move	$3,$0
 680              	
 681              		.loc 1 203 0
 682 04f8 21280002 		move	$5,$16
 683 04fc 21204002 		move	$4,$18
 684 0500 5200000C 		jal	i2c_write_data
 685 0504 02000624 		li	$6,2			# 0x2
 686              	
 687              		.loc 1 204 0
 688              		.loc 1 203 0
 689 0508 E8FF4010 		beq	$2,$0,$L51
 690 050c 21180000 		move	$3,$0
 691              	
 692              		.loc 1 206 0
 693 0510 3000A293 		lbu	$2,48($sp)
GAS LISTING /tmp/ccmjNVoP.s 			page 17


 694              		.loc 1 207 0
 695 0514 3000A427 		addiu	$4,$sp,48
 696 0518 01000524 		li	$5,1			# 0x1
 697              		.loc 1 206 0
 698 051c 01004234 		ori	$2,$2,0x1
 699              		.loc 1 207 0
 700 0520 21300000 		move	$6,$0
 701              		.loc 1 206 0
 702              		.loc 1 207 0
 703 0524 5200000C 		jal	i2c_write_data
 704 0528 3000A2A3 		sb	$2,48($sp)
 705              	
 706              		.loc 1 208 0
 707              		.loc 1 207 0
 708 052c DFFF4010 		beq	$2,$0,$L51
 709 0530 21180000 		move	$3,$0
 710              	
 711              	$LBB2:
 712              		.loc 1 99 0
 713 0534 21804002 		move	$16,$18
 714              	$LBB3:
 715              		.loc 1 102 0
 716 0538 1700201A 		blez	$17,$L66
 717 053c 21900000 		move	$18,$0
 718              	
 719 0540 FFFF3426 		addiu	$20,$17,-1
 720 0544 0000133C 		lui	$19,%hi(smb)
 721 0548 61010008 		j	$L64
 722 054c 0020153C 		li	$21,536870912			# 0x20000000
 723              	
 724              	$L60:
 725              		.loc 1 108 0
 726 0550 1C0040AC 		sw	$0,28($2)
 727              		.loc 1 111 0
 728 0554 00100424 		li	$4,4096			# 0x1000
 729              	$L70:
 730 0558 21280000 		move	$5,$0
 731 055c 64000624 		li	$6,100			# 0x64
 732              		.loc 1 102 0
 733              		.loc 1 111 0
 734 0560 0000000C 		jal	i2c_wait_status
 735 0564 01005226 		addiu	$18,$18,1
 736              	
 737              		.loc 1 102 0
 738              		.loc 1 111 0
 739 0568 0D004010 		beq	$2,$0,$L67
 740 056c 2A205102 		slt	$4,$18,$17
 741              	
 742              		.loc 1 115 0
 743 0570 0000628E 		lw	$2,%lo(smb)($19)
 744 0574 1C00438C 		lw	$3,28($2)
 745 0578 000003A2 		sb	$3,0($16)
 746              		.loc 1 102 0
 747 057c 06008010 		beq	$4,$0,$L66
 748 0580 01001026 		addiu	$16,$16,1
 749              	
 750              	$L64:
GAS LISTING /tmp/ccmjNVoP.s 			page 18


 751              		.loc 1 108 0
 752              		.loc 1 105 0
 753 0584 F2FF9216 		bne	$20,$18,$L60
 754 0588 0000628E 		lw	$2,%lo(smb)($19)
 755              	
 756              		.loc 1 106 0
 757 058c 1C0055AC 		sw	$21,28($2)
 758              		.loc 1 111 0
 759 0590 56010008 		j	$L70
 760 0594 00100424 		li	$4,4096			# 0x1000
 761              	
 762              	$L66:
 763              		.loc 1 213 0
 764 0598 2B010008 		j	$L51
 765 059c 01000324 		li	$3,1			# 0x1
 766              	
 767              	$L67:
 768              		.loc 1 211 0
 769 05a0 2B010008 		j	$L51
 770 05a4 21180000 		move	$3,$0
 771              	
 772              	$LBE3:
 773              	$LBE2:
 774              		.set	macro
 775              		.set	reorder
 776              	$LFE10:
 777              		.end	i2c_read
 778              		.section	.debug_frame,"",@progbits
 779              	$Lframe0:
 780 0000 0C000000 		.4byte	$LECIE0-$LSCIE0
 781              	$LSCIE0:
 782 0004 FFFFFFFF 		.4byte	0xffffffff
 783 0008 01       		.byte	0x1
 784 0009 00       		.ascii	"\000"
 785 000a 01       		.uleb128 0x1
 786 000b 04       		.sleb128 4
 787 000c 1F       		.byte	0x1f
 788 000d 0C       		.byte	0xc
 789 000e 1D       		.uleb128 0x1d