serial.lst

ARM的keil_project

ARM GAS  /cygdrive/c/DOCUME~1/yon/LOCALS~1/Temp/ccsXgoAH.s 			page 1


   1              		.file	"Serial.c"
   2              		.file 1 "Serial.c"
   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 3E000000 		.text
   9      02001C00 
   9      00000201 
   9      FB0E0A00 
   9      01010101 
  10              	.Ltext0:
  11              		.align	2
  12              		.global	init_serial
  13              		.type	init_serial, %function
  14              	init_serial:
  15              	.LFB3:
   1:Serial.c      **** /******************************************************************************/
   2:Serial.c      **** /*  This file is part of the uVision/ARM development tools                    */
   3:Serial.c      **** /*  Copyright KEIL ELEKTRONIK GmbH 2002-2004                                  */
   4:Serial.c      **** /******************************************************************************/
   5:Serial.c      **** /*                                                                            */
   6:Serial.c      **** /*  SERIAL.C:  Low Level Serial Routines                                      */
   7:Serial.c      **** /*                                                                            */
   8:Serial.c      **** /******************************************************************************/
   9:Serial.c      **** 
  10:Serial.c      **** #include <LPC21xx.H>                     /* LPC21xx definitions               */
  11:Serial.c      **** 
  12:Serial.c      **** #define CR     0x0D
  13:Serial.c      **** 
  14:Serial.c      **** 
  15:Serial.c      **** void init_serial (void)  {               /* Initialize Serial Interface       */
  16              		.loc 1 15 0
  17              		@ Function supports interworking.
  18              		@ args = 0, pretend = 0, frame = 0
  19              		@ frame_needed = 0, uses_anonymous_args = 0
  20              		@ link register save eliminated.
  21              		@ lr needed for prologue
  16:Serial.c      ****   PINSEL0 = 0x00050000;                  /* Enable RxD1 and TxD1              */ 
  22              		.loc 1 16 0
  23 0000 0E32A0E3 		mov	r3, #-536870912
  24 0004 0B3983E2 		add	r3, r3, #180224
  25 0008 0528A0E3 		mov	r2, #327680
  26 000c 002083E5 		str	r2, [r3, #0]
  17:Serial.c      ****   U1LCR = 0x83;                      /* 8 bits, no Parity, 1 Stop bit     */
  27              		.loc 1 17 0
  28 0010 CE12A0E3 		mov	r1, #-536870900
  29 0014 011881E2 		add	r1, r1, #65536
  30 0018 7C30E0E3 		mvn	r3, #124
  31 001c 0030C1E5 		strb	r3, [r1, #0]
  18:Serial.c      ****   U1DLL = 97;                        /* 9600 Baud Rate @ 15MHz VPB Clock  */
  32              		.loc 1 18 0
  33 0020 0E32A0E3 		mov	r3, #-536870912
  34 0024 013883E2 		add	r3, r3, #65536
  35 0028 6120A0E3 		mov	r2, #97
ARM GAS  /cygdrive/c/DOCUME~1/yon/LOCALS~1/Temp/ccsXgoAH.s 			page 2


  36 002c 0020C3E5 		strb	r2, [r3, #0]
  19:Serial.c      ****   U1LCR = 0x03;                      /* DLAB = 0                          */
  37              		.loc 1 19 0
  38 0030 0330A0E3 		mov	r3, #3
  39 0034 0030C1E5 		strb	r3, [r1, #0]
  20:Serial.c      **** }
  40              		.loc 1 20 0
  41 0038 1EFF2FE1 		bx	lr
  42              	.LFE3:
  43              		.size	init_serial, .-init_serial
  44              		.align	2
  45              		.global	putchar
  46              		.type	putchar, %function
  47              	putchar:
  48              	.LFB5:
  21:Serial.c      **** 
  22:Serial.c      **** 
  23:Serial.c      **** int putchar (int ch)  {                  /* Write character to Serial Port    */
  49              		.loc 1 23 0
  50              		@ Function supports interworking.
  51              		@ args = 0, pretend = 0, frame = 0
  52              		@ frame_needed = 0, uses_anonymous_args = 0
  53              		@ link register save eliminated.
  54              		@ lr needed for prologue
  24:Serial.c      **** 
  25:Serial.c      ****   if (ch == '\n')  {
  55              		.loc 1 25 0
  56 003c 0A0050E3 		cmp	r0, #10
  57 0040 1800001A 		bne	.L3
  26:Serial.c      ****     while (!(U1LSR & 0x20));
  58              		.loc 1 26 0
  59 0044 0E22A0E3 		mov	r2, #-536870912
  60 0048 012882E2 		add	r2, r2, #65536
  61              	.L4:
  62 004c 1430D2E5 		ldrb	r3, [r2, #20]	@ zero_extendqisi2
  63 0050 200013E3 		tst	r3, #32
  64 0054 1100000A 		beq	.L4
  27:Serial.c      ****     U1THR = CR;                      /* output CR */
  65              		.loc 1 27 0
  66 0058 0E32A0E3 		mov	r3, #-536870912
  67 005c 013883E2 		add	r3, r3, #65536
  68 0060 0D20A0E3 		mov	r2, #13
  69 0064 0020C3E5 		strb	r2, [r3, #0]
  70              	.L3:
  28:Serial.c      ****   }
  29:Serial.c      ****   while (!(U1LSR & 0x20));
  71              		.loc 1 29 0
  72 0068 0E22A0E3 		mov	r2, #-536870912
  73 006c 012882E2 		add	r2, r2, #65536
  74              	.L7:
  75 0070 1430D2E5 		ldrb	r3, [r2, #20]	@ zero_extendqisi2
  76 0074 200013E3 		tst	r3, #32
  77 0078 1A00000A 		beq	.L7
  30:Serial.c      ****   return (U1THR = ch);
  78              		.loc 1 30 0
  79 007c 0E32A0E3 		mov	r3, #-536870912
  80 0080 013883E2 		add	r3, r3, #65536
ARM GAS  /cygdrive/c/DOCUME~1/yon/LOCALS~1/Temp/ccsXgoAH.s 			page 3


  81 0084 0000C3E5 		strb	r0, [r3, #0]
  82 0088 0000D3E5 		ldrb	r0, [r3, #0]	@ zero_extendqisi2
  83 008c FF0000E2 		and	r0, r0, #255
  31:Serial.c      **** }
  84              		.loc 1 31 0
  85 0090 1EFF2FE1 		bx	lr
  86              	.LFE5:
  87              		.size	putchar, .-putchar
  88              		.align	2
  89              		.global	getchar
  90              		.type	getchar, %function
  91              	getchar:
  92              	.LFB7:
  32:Serial.c      **** 
  33:Serial.c      **** 
  34:Serial.c      **** int getchar (void)  {                    /* Read character from Serial Port   */
  93              		.loc 1 34 0
  94              		@ Function supports interworking.
  95              		@ args = 0, pretend = 0, frame = 0
  96              		@ frame_needed = 0, uses_anonymous_args = 0
  97              		@ link register save eliminated.
  98              		@ lr needed for prologue
  35:Serial.c      **** 
  36:Serial.c      ****   while (!(U1LSR & 0x01));
  99              		.loc 1 36 0
 100 0094 0E22A0E3 		mov	r2, #-536870912
 101 0098 012882E2 		add	r2, r2, #65536
 102              	.L11:
 103 009c 1430D2E5 		ldrb	r3, [r2, #20]	@ zero_extendqisi2
 104 00a0 010013E3 		tst	r3, #1
 105 00a4 2500000A 		beq	.L11
  37:Serial.c      **** 
  38:Serial.c      ****   return (U1RBR);
 106              		.loc 1 38 0
 107 00a8 0E32A0E3 		mov	r3, #-536870912
 108 00ac 013883E2 		add	r3, r3, #65536
 109 00b0 0000D3E5 		ldrb	r0, [r3, #0]	@ zero_extendqisi2
 110 00b4 FF0000E2 		and	r0, r0, #255
  39:Serial.c      **** }
 111              		.loc 1 39 0
 112 00b8 1EFF2FE1 		bx	lr
 113              	.LFE7:
 114              		.size	getchar, .-getchar
 115              		.section	.debug_frame,"",%progbits
 116              	.Lframe0:
 117 0000 0C000000 		.4byte	.LECIE0-.LSCIE0
 118              	.LSCIE0:
 119 0004 FFFFFFFF 		.4byte	0xffffffff
 120 0008 01       		.byte	0x1
 121 0009 00       		.ascii	"\000"
 122 000a 01       		.uleb128 0x1
 123 000b 7C       		.sleb128 -4
 124 000c 0E       		.byte	0xe
 125 000d 0C       		.byte	0xc
 126 000e 0D       		.uleb128 0xd
 127 000f 00       		.uleb128 0x0
 128              		.align	2
ARM GAS  /cygdrive/c/DOCUME~1/yon/LOCALS~1/Temp/ccsXgoAH.s 			page 4


 129              	.LECIE0:
 130              	.LSFDE0:
 131 0010 0C000000 		.4byte	.LEFDE0-.LASFDE0
 132              	.LASFDE0:
 133 0014 00000000 		.4byte	.Lframe0
 134 0018 00000000 		.4byte	.LFB3
 135 001c 3C000000 		.4byte	.LFE3-.LFB3
 136              		.align	2
 137              	.LEFDE0:
 138              	.LSFDE2:
 139 0020 0C000000 		.4byte	.LEFDE2-.LASFDE2
 140              	.LASFDE2:
 141 0024 00000000 		.4byte	.Lframe0
 142 0028 3C000000 		.4byte	.LFB5
 143 002c 58000000 		.4byte	.LFE5-.LFB5
 144              		.align	2
 145              	.LEFDE2:
 146              	.LSFDE4:
 147 0030 0C000000 		.4byte	.LEFDE4-.LASFDE4
 148              	.LASFDE4:
 149 0034 00000000 		.4byte	.Lframe0
 150 0038 94000000 		.4byte	.LFB7
 151 003c 28000000 		.4byte	.LFE7-.LFB7
 152              		.align	2
 153              	.LEFDE4:
 154              		.text
 155              	.Letext0:
 156              		.section	.debug_info
 157 0000 7B000000 		.4byte	0x7b
 158 0004 0200     		.2byte	0x2
 159 0006 00000000 		.4byte	.Ldebug_abbrev0
 160 000a 04       		.byte	0x4
 161 000b 01       		.uleb128 0x1
 162 000c 00000000 		.4byte	.Ldebug_line0
 163 0010 BC000000 		.4byte	.Letext0
 164 0014 00000000 		.4byte	.Ltext0
 165 0018 39000000 		.4byte	.LC2
 166 001c 1C000000 		.4byte	.LC3
 167 0020 08000000 		.4byte	.LC4
 168 0024 01       		.byte	0x1
 169 0025 02       		.uleb128 0x2
 170 0026 01       		.byte	0x1
 171 0027 42000000 		.4byte	.LC0
 172 002b 01       		.byte	0x1
 173 002c 0F       		.byte	0xf
 174 002d 01       		.byte	0x1
 175 002e 00000000 		.4byte	.LFB3
 176 0032 3C000000 		.4byte	.LFE3