cache.lst

au1200下的boot代码

GAS LISTING /tmp/cc4oHvAg.s 			page 1


   1              		.section .mdebug.abi32
   2              		.previous
   3              		.section	.debug_abbrev,"",@progbits
   4              	$Ldebug_abbrev0:
   5              		.section	.debug_info,"",@progbits
   6              	$Ldebug_info0:
   7              		.section	.debug_line,"",@progbits
   8              	$Ldebug_line0:
   9 0000 E0000000 		.text
   9      02009800 
   9      00000101 
   9      FB0E0A00 
   9      01010101 
  10              	$Ltext0:
  11              		.section	.rodata.str1.4,"aMS",@progbits,1
  12              		.align	2
  13              	$LC0:
  14 0000 25730A00 		.ascii	"%s\n\000"
  15              		.align	2
  16              	$LC1:
  17 0004 44434143 		.ascii	"DCACHE\000"
  17      484500
  18 000b 00       		.align	2
  19              	$LC7:
  20 000c 4D525520 		.ascii	"MRU %d \000"
  20      25642000 
  21              		.align	2
  22              	$LC8:
  23 0014 4E4D5255 		.ascii	"NMRU %d \000"
  23      20256420 
  23      00
  24 001d 000000   		.align	2
  25              	$LC9:
  26 0020 4C525520 		.ascii	"LRU %d \000"
  26      25642000 
  27              		.align	2
  28              	$LC12:
  29 0028 0A00     		.ascii	"\n\000"
  30 002a 0000     		.align	2
  31              	$LC2:
  32 002c 25303858 		.ascii	"%08X: \000"
  32      3A2000
  33 0033 00       		.align	2
  34              	$LC3:
  35 0034 57617920 		.ascii	"Way %d \000"
  35      25642000 
  36              		.align	2
  37              	$LC4:
  38 003c 53657420 		.ascii	"Set %d \000"
  38      25642000 
  39              		.align	2
  40              	$LC5:
  41 0044 5461673A 		.ascii	"Tag: %08X  \000"
  41      20253038 
  41      58202000 
  42              		.align	2
  43              	$LC6:
GAS LISTING /tmp/cc4oHvAg.s 			page 2


  44 0050 50412025 		.ascii	"PA %08X \000"
  44      30385820 
  44      00
  45 0059 000000   		.align	2
  46              	$LC10:
  47 005c 4C2000   		.ascii	"L \000"
  48 005f 00       		.align	2
  49              	$LC11:
  50 0060 562000   		.ascii	"V \000"
  51 0063 00       		.text
  52              		.align	2
  53              		.globl	cacheDump
  54              		.ent	cacheDump
  55              		.type	cacheDump, @function
  56              	cacheDump:
  57              	$LFB2:
  58              		.file 1 "/mnt/hgfs/boot/booter/source/cache.c"
   1:/mnt/hgfs/boot/booter/source/cache.c **** /*
   2:/mnt/hgfs/boot/booter/source/cache.c ****  * Sample code to demonstrate CACHE manipulation
   3:/mnt/hgfs/boot/booter/source/cache.c ****  */
   4:/mnt/hgfs/boot/booter/source/cache.c **** #include "example.h"
   5:/mnt/hgfs/boot/booter/source/cache.c **** 
   6:/mnt/hgfs/boot/booter/source/cache.c **** #define DCACHE
   7:/mnt/hgfs/boot/booter/source/cache.c **** 
   8:/mnt/hgfs/boot/booter/source/cache.c **** #ifdef ICACHE
   9:/mnt/hgfs/boot/booter/source/cache.c **** #define _CACHE "ICACHE"
  10:/mnt/hgfs/boot/booter/source/cache.c **** #define COP "0x4"
  11:/mnt/hgfs/boot/booter/source/cache.c **** #define TAG cp0RdITag
  12:/mnt/hgfs/boot/booter/source/cache.c **** #define DATA cp0RdIData
  13:/mnt/hgfs/boot/booter/source/cache.c **** #endif
  14:/mnt/hgfs/boot/booter/source/cache.c **** 
  15:/mnt/hgfs/boot/booter/source/cache.c **** #ifdef DCACHE
  16:/mnt/hgfs/boot/booter/source/cache.c **** #define _CACHE "DCACHE"
  17:/mnt/hgfs/boot/booter/source/cache.c **** #define COP "0x5"
  18:/mnt/hgfs/boot/booter/source/cache.c **** #define TAG cp0RdDTag
  19:/mnt/hgfs/boot/booter/source/cache.c **** #define DATA cp0RdDData
  20:/mnt/hgfs/boot/booter/source/cache.c **** #endif
  21:/mnt/hgfs/boot/booter/source/cache.c **** 
  22:/mnt/hgfs/boot/booter/source/cache.c **** /********************************************************************/
  23:/mnt/hgfs/boot/booter/source/cache.c **** void
  24:/mnt/hgfs/boot/booter/source/cache.c **** cacheDump (void)
  25:/mnt/hgfs/boot/booter/source/cache.c **** {
  59              		.loc 1 25 0
  60              		.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
  61              		.mask	0xc0ff0000,-4
  62              		.fmask	0x00000000,0
  26:/mnt/hgfs/boot/booter/source/cache.c **** 	uint32 addr = 0x80000000;
  27:/mnt/hgfs/boot/booter/source/cache.c **** 	int way, set, word;
  28:/mnt/hgfs/boot/booter/source/cache.c **** 	uint32 tag;
  29:/mnt/hgfs/boot/booter/source/cache.c **** 
  30:/mnt/hgfs/boot/booter/source/cache.c **** 	printf("%s\n", _CACHE);
  63              		.loc 1 30 0
  64 0000 0000043C 		lui	$4,%hi($LC0)
  65 0004 0000053C 		lui	$5,%hi($LC1)
  66              		.loc 1 25 0
  67 0008 C8FFBD27 		addiu	$sp,$sp,-56
  68              	$LCFI0:
GAS LISTING /tmp/cc4oHvAg.s 			page 3


  69              		.loc 1 30 0
  70 000c 00008424 		addiu	$4,$4,%lo($LC0)
  71 0010 0000A524 		addiu	$5,$5,%lo($LC1)
  72              		.loc 1 25 0
  73 0014 3000BEAF 		sw	$fp,48($sp)
  74              	$LCFI1:
  75 0018 2C00B7AF 		sw	$23,44($sp)
  76              	$LCFI2:
  77 001c 2800B6AF 		sw	$22,40($sp)
  78              	$LCFI3:
  79 0020 2400B5AF 		sw	$21,36($sp)
  80              	$LCFI4:
  81 0024 2000B4AF 		sw	$20,32($sp)
  82              	$LCFI5:
  83 0028 1C00B3AF 		sw	$19,28($sp)
  84              	$LCFI6:
  85 002c 3400BFAF 		sw	$31,52($sp)
  86              	$LCFI7:
  87 0030 1800B2AF 		sw	$18,24($sp)
  88              	$LCFI8:
  89 0034 1400B1AF 		sw	$17,20($sp)
  90              	$LCFI9:
  91 0038 1000B0AF 		sw	$16,16($sp)
  92              	$LCFI10:
  31:/mnt/hgfs/boot/booter/source/cache.c **** 
  32:/mnt/hgfs/boot/booter/source/cache.c **** 	for (set = 0; set < 128; ++set)
  93              		.loc 1 32 0
  94              		.loc 1 30 0
  95              		.set	noreorder
  96              		.set	nomacro
  97 003c 0000000C 		jal	printf
  98 0040 21980000 		move	$19,$0
  99              		.set	macro
 100              		.set	reorder
 101              	
 102 0044 00001E3C 		lui	$fp,%hi($LC7)
 103 0048 0000173C 		lui	$23,%hi($LC8)
 104 004c 0000163C 		lui	$22,%hi($LC9)
 105 0050 0000143C 		lui	$20,%hi($LC12)
 106 0054 0080153C 		li	$21,-2147483648			# 0xffffffff80000000
  33:/mnt/hgfs/boot/booter/source/cache.c **** 	{
  34:/mnt/hgfs/boot/booter/source/cache.c **** 		for (way = 0; way < 4; ++way)
 107              		.loc 1 34 0
 108 0058 21900000 		move	$18,$0
 109              	$L21:
 110 005c 40891300 		sll	$17,$19,5
 111              	$LBB2:
  35:/mnt/hgfs/boot/booter/source/cache.c **** 		{
  36:/mnt/hgfs/boot/booter/source/cache.c **** 			addr = 0x80000000 + (way<<12) + (set<<5);
 112              		.loc 1 36 0
 113 0060 00831200 		sll	$16,$18,12
 114              	$L20:
 115 0064 21801102 		addu	$16,$16,$17
 116 0068 21801502 		addu	$16,$16,$21
  37:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("%08X: ", addr);
 117              		.loc 1 37 0
 118 006c 0000023C 		lui	$2,%hi($LC2)
GAS LISTING /tmp/cc4oHvAg.s 			page 4


 119 0070 00004424 		addiu	$4,$2,%lo($LC2)
 120              		.set	noreorder
 121              		.set	nomacro
 122 0074 0000000C 		jal	printf
 123 0078 21280002 		move	$5,$16
 124              		.set	macro
 125              		.set	reorder
 126              	
  38:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("Way %d ", (addr & 0x00003000) >> 12);
 127              		.loc 1 38 0
 128 007c 0000023C 		lui	$2,%hi($LC3)
 129 0080 00300532 		andi	$5,$16,0x3000
 130 0084 00004424 		addiu	$4,$2,%lo($LC3)
 131              		.set	noreorder
 132              		.set	nomacro
 133 0088 0000000C 		jal	printf
 134 008c 022B0500 		srl	$5,$5,12
 135              		.set	macro
 136              		.set	reorder
 137              	
  39:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("Set %d ", (addr & 0x00000FE0) >> 5);
 138              		.loc 1 39 0
 139 0090 0000023C 		lui	$2,%hi($LC4)
 140 0094 E00F0532 		andi	$5,$16,0xfe0
 141 0098 42290500 		srl	$5,$5,5
 142              		.set	noreorder
 143              		.set	nomacro
 144 009c 0000000C 		jal	printf
 145 00a0 00004424 		addiu	$4,$2,%lo($LC4)
 146              		.set	macro
 147              		.set	reorder
 148              	
  40:/mnt/hgfs/boot/booter/source/cache.c **** 
  41:/mnt/hgfs/boot/booter/source/cache.c **** 			asm volatile (" cache "COP",0(%0)" : : "r" (addr) );
 149              		.loc 1 41 0
 150              	#APP
 151 00a4 000005BE 		 cache 0x5,0($16)
  42:/mnt/hgfs/boot/booter/source/cache.c **** 			asm volatile (" nop");
 152              		.loc 1 42 0
 153 00a8 00000000 		 nop
  43:/mnt/hgfs/boot/booter/source/cache.c **** 			tag = TAG();
  44:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("Tag: %08X  ", tag);
  45:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("PA %08X ", (tag & 0xFFFFF000) | (set<<5));
 154              		.loc 1 45 0
 155              	#NO_APP
 156              		.loc 1 43 0
 157              		.set	noreorder
 158              		.set	nomacro
 159 00ac 0000000C 		jal	cp0RdDTag
 160 00b0 40891300 		sll	$17,$19,5
 161              		.set	macro
 162              		.set	reorder
 163              	
 164 00b4 21804000 		move	$16,$2
 165              		.loc 1 44 0
 166 00b8 0000023C 		lui	$2,%hi($LC5)
 167 00bc 00004424 		addiu	$4,$2,%lo($LC5)
GAS LISTING /tmp/cc4oHvAg.s 			page 5


 168              		.set	noreorder
 169              		.set	nomacro
 170 00c0 0000000C 		jal	printf
 171 00c4 21280002 		move	$5,$16
 172              		.set	macro
 173              		.set	reorder
 174              	
 175              		.loc 1 45 0
 176 00c8 00F00524 		li	$5,-4096			# 0xfffffffffffff000
 177 00cc 0000023C 		lui	$2,%hi($LC6)
 178 00d0 24280502 		and	$5,$16,$5
 179 00d4 00004424 		addiu	$4,$2,%lo($LC6)
 180              		.set	noreorder
 181              		.set	nomacro
 182 00d8 0000000C 		jal	printf
 183 00dc 2528B100 		or	$5,$5,$17
 184              		.set	macro
 185              		.set	reorder
 186              	
  46:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("MRU %d ",  (tag & 0x00000C00) >> 10);
 187              		.loc 1 46 0
 188 00e0 000C0532 		andi	$5,$16,0xc00
 189 00e4 822A0500 		srl	$5,$5,10
 190              		.set	noreorder
 191              		.set	nomacro
 192 00e8 0000000C 		jal	printf
 193 00ec 0000C427 		addiu	$4,$fp,%lo($LC7)
 194              		.set	macro
 195              		.set	reorder
 196              	
  47:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("NMRU %d ", (tag & 0x00000300) >> 8);
 197              		.loc 1 47 0
 198 00f0 00030532 		andi	$5,$16,0x300
 199 00f4 022A0500 		srl	$5,$5,8
 200              		.set	noreorder
 201              		.set	nomacro
 202 00f8 0000000C 		jal	printf
 203 00fc 0000E426 		addiu	$4,$23,%lo($LC8)
 204              		.set	macro
 205              		.set	reorder
 206              	
  48:/mnt/hgfs/boot/booter/source/cache.c **** 			printf("LRU %d ",  (tag & 0x000000C0) >> 6);
 207              		.loc 1 48 0
 208 0100 C0000532 		andi	$5,$16,0xc0
 209 0104 0000C426 		addiu	$4,$22,%lo($LC9)
 210              		.set	noreorder
 211              		.set	nomacro
 212 0108 0000000C 		jal	printf
 213 010c 82290500 		srl	$5,$5,6
 214              		.set	macro
 215              		.set	reorder
 216              	
  49:/mnt/hgfs/boot/booter/source/cache.c **** 			if (tag & 0x02) printf("L ");
 217              		.loc 1 49 0
 218 0110 0000043C 		lui	$4,%hi($LC10)
 219 0114 02000232 		andi	$2,$16,0x2
 220              	$LBE2:
GAS LISTING /tmp/cc4oHvAg.s 			page 6


 221              		.loc 1 34 0
 222 0118 01005226 		addiu	$18,$18,1
 223              	$LBB3:
 224              		.loc 1 49 0
 225              		.set	noreorder
 226              		.set	nomacro
 227 011c 20004014 		bne	$2,$0,$L17
 228 0120 00008424 		addiu	$4,$4,%lo($LC10)
 229              		.set	macro
 230              		.set	reorder
 231              	
  50:/mnt/hgfs/boot/booter/source/cache.c **** 			if (tag & 0x01) printf("V ");