📄 usb_bot.txt
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; generated by ARM/Thumb C/C++ Compiler with , RVCT3.1 [Build 934] for uVision
; commandline ArmCC [--split_sections --debug -c --asm --interleave -o.\Obj\usb_bot.o --depend=.\Obj\usb_bot.d --device=DARMSTM --apcs=interwork -O3 -I..\..\include -I..\..\..\FWLib\library\inc -I..\..\..\USBLib\library\inc -I..\..\SRAM -I"D:\Program Files\MDK KEIL\ARM\INC\ST\STM32F10x" -D__MICROLIB --omf_browse=.\Obj\usb_bot.crf ..\..\source\usb_bot.c]
THUMB
AREA ||i.Set_CSW||, CODE, READONLY, ALIGN=2
Set_CSW PROC
;;;285 void Set_CSW (u8 CSW_Status, u8 Send_Permission)
;;;286 {
000000 b510 PUSH {r4,lr}
000002 460c MOV r4,r1
;;;287 CSW.dSignature = BOT_CSW_SIGNATURE;
000004 490e LDR r1,|L1.64|
000006 4a0d LDR r2,|L1.60|
;;;288 CSW.bStatus = CSW_Status;
000008 600a STR r2,[r1,#0] ; CSW
00000a 7308 STRB r0,[r1,#0xc] ; CSW
;;;289
;;;290 UserToPMABufferCopy(((u8 *)& CSW), ENDP1_TXADDR, CSW_DATA_LENGTH);
00000c 220d MOVS r2,#0xd
00000e 2198 MOVS r1,#0x98
000010 480b LDR r0,|L1.64|
000012 f7fff7ff BL UserToPMABufferCopy
;;;291
;;;292 SetEPTxCount(ENDP1, CSW_DATA_LENGTH);
000016 210d MOVS r1,#0xd
000018 2001 MOVS r0,#1
00001a f7fff7ff BL SetEPTxCount
;;;293 Bot_State = BOT_ERROR;
00001e 2105 MOVS r1,#5
000020 4808 LDR r0,|L1.68|
;;;294 if (Send_Permission)
000022 2c00 CMP r4,#0
000024 7001 STRB r1,[r0,#0] ;293 ; Bot_State
000026 d007 BEQ |L1.56|
;;;295 {
;;;296 Bot_State = BOT_CSW_Send;
000028 2104 MOVS r1,#4
00002a 7001 STRB r1,[r0,#0] ; Bot_State
;;;297 SetEPTxStatus(ENDP1, EP_TX_VALID);
00002c 2130 MOVS r1,#0x30
00002e e8bde8bd POP {r4,lr}
000032 2001 MOVS r0,#1
000034 f7fff7ff B.W SetEPTxStatus
|L1.56|
;;;298 }
;;;299 }
000038 bd10 POP {r4,pc}
;;;300
ENDP
00003a 0000 DCW 0x0000
|L1.60|
00003c 53425355 DCD 0x53425355
|L1.64|
000040 00000060 DCD ||.bss||+0x60
|L1.68|
000044 00000000 DCD ||.data||
AREA ||i.Mass_Storage_In||, CODE, READONLY, ALIGN=2
Mass_Storage_In PROC
;;;47 void Mass_Storage_In(void)
;;;48 {
000000 b510 PUSH {r4,lr}
;;;49 switch (Bot_State)
000002 4912 LDR r1,|L2.76|
000004 7808 LDRB r0,[r1,#0] ; Bot_State
000006 2802 CMP r0,#2
000008 d00a BEQ |L2.32|
00000a f44ff44f MOV r4,#0x3000
00000e 2803 CMP r0,#3
000010 d011 BEQ |L2.54|
000012 2804 CMP r0,#4
000014 d001 BEQ |L2.26|
000016 2805 CMP r0,#5
000018 d117 BNE |L2.74|
|L2.26|
;;;50 {
;;;51 case BOT_CSW_Send:
;;;52 case BOT_ERROR:
;;;53 Bot_State = BOT_IDLE;
00001a 2000 MOVS r0,#0
00001c 7008 STRB r0,[r1,#0] ; Bot_State
;;;54 SetEPRxStatus(ENDP2, EP_RX_VALID);/* enable the Endpoint to recive the next cmd*/
;;;55 break;
00001e e00e B |L2.62|
|L2.32|
;;;56 case BOT_DATA_IN:
;;;57 switch (CBW.CB[0])
000020 480b LDR r0,|L2.80|
000022 7bc2 LDRB r2,[r0,#0xf] ; CBW
000024 2a28 CMP r2,#0x28
000026 d110 BNE |L2.74|
;;;58 {
;;;59 case SCSI_READ10:
;;;60 SCSI_Read10_Cmd(CBW.bLUN , SCSI_LBA , SCSI_BlkLen);
000028 e9d1e9d1 LDRD r1,r2,[r1,#4]
00002c 7b40 LDRB r0,[r0,#0xd] ; CBW
00002e e8bde8bd POP {r4,lr}
000032 f7fff7ff B.W SCSI_Read10_Cmd
|L2.54|
;;;61 break;
;;;62 }
;;;63 break;
;;;64 case BOT_DATA_IN_LAST:
;;;65 Set_CSW (CSW_CMD_PASSED, SEND_CSW_ENABLE);
000036 2101 MOVS r1,#1
000038 2000 MOVS r0,#0
00003a f7fff7ff BL Set_CSW
|L2.62|
;;;66 SetEPRxStatus(ENDP2, EP_RX_VALID);
00003e 4621 MOV r1,r4
000040 e8bde8bd POP {r4,lr}
000044 2002 MOVS r0,#2
000046 f7fff7ff B.W SetEPRxStatus
|L2.74|
;;;67 break;
;;;68
;;;69 default:
;;;70 break;
;;;71 }
;;;72 }
00004a bd10 POP {r4,pc}
;;;73
ENDP
|L2.76|
00004c 00000000 DCD ||.data||
|L2.80|
000050 00000040 DCD ||.bss||+0x40
AREA ||i.Bot_Abort||, CODE, READONLY, ALIGN=1
Bot_Abort PROC
;;;308 void Bot_Abort(u8 Direction)
;;;309 {
000000 b510 PUSH {r4,lr}
;;;310 switch (Direction)
000002 b178 CBZ r0,|L3.36|
000004 f44ff44f MOV r4,#0x1000
000008 2801 CMP r0,#1
00000a d005 BEQ |L3.24|
00000c 2802 CMP r0,#2
00000e d10f BNE |L3.48|
;;;311 {
;;;312 case DIR_IN :
;;;313 SetEPTxStatus(ENDP1, EP_TX_STALL);
;;;314 break;
;;;315 case DIR_OUT :
;;;316 SetEPRxStatus(ENDP2, EP_RX_STALL);
;;;317 break;
;;;318 case BOTH_DIR :
;;;319 SetEPTxStatus(ENDP1, EP_TX_STALL);
000010 2110 MOVS r1,#0x10
000012 2001 MOVS r0,#1
000014 f7fff7ff BL SetEPTxStatus
|L3.24|
000018 4621 MOV r1,r4 ;316
00001a e8bde8bd POP {r4,lr} ;316
00001e 2002 MOVS r0,#2 ;316
000020 f7fff7ff B.W SetEPRxStatus
|L3.36|
000024 2110 MOVS r1,#0x10 ;313
000026 e8bde8bd POP {r4,lr} ;313
00002a 2001 MOVS r0,#1 ;313
00002c f7fff7ff B.W SetEPTxStatus
|L3.48|
;;;320 SetEPRxStatus(ENDP2, EP_RX_STALL);
;;;321 break;
;;;322 default:
;;;323 break;
;;;324 }
;;;325 }
000030 bd10 POP {r4,pc}
;;;326
ENDP
AREA ||i.CBW_Decode||, CODE, READONLY, ALIGN=2
CBW_Decode PROC
;;;120 void CBW_Decode(void)
;;;121 {
000000 b570 PUSH {r4-r6,lr}
;;;122 u32 Counter;
;;;123
;;;124 for (Counter = 0; Counter < Data_Len; Counter++)
000002 4b60 LDR r3,|L4.388|
000004 4c60 LDR r4,|L4.392|
000006 2000 MOVS r0,#0
000008 8859 LDRH r1,[r3,#2]
00000a f1a4f1a4 SUB r2,r4,#0x40
00000e e002 B |L4.22|
|L4.16|
;;;125 {
;;;126 *((u8 *)&CBW + Counter) = Bulk_Data_Buff[Counter];
000010 5c15 LDRB r5,[r2,r0]
000012 5425 STRB r5,[r4,r0]
000014 1c40 ADDS r0,r0,#1 ;124
|L4.22|
000016 4288 CMP r0,r1 ;124
000018 d3fa BCC |L4.16|
;;;127 }
;;;128 CSW.dTag = CBW.dTag;
00001a 485b LDR r0,|L4.392|
00001c 6862 LDR r2,[r4,#4] ; CBW
00001e 3020 ADDS r0,r0,#0x20
;;;129 CSW.dDataResidue = CBW.dDataLength;
000020 6042 STR r2,[r0,#4] ; CSW
000022 68a2 LDR r2,[r4,#8] ; CBW
;;;130 if (Data_Len != BOT_CBW_PACKET_LENGTH)
000024 6082 STR r2,[r0,#8] ; CSW
000026 291f CMP r1,#0x1f
000028 d007 BEQ |L4.58|
;;;131 {
;;;132 Bot_Abort(BOTH_DIR);
00002a 2002 MOVS r0,#2
00002c f7fff7ff BL Bot_Abort
;;;133 /* reset the CBW.dSignature to desible the clear feature until receiving a Mass storage reset*/
;;;134 CBW.dSignature = 0;
000030 2000 MOVS r0,#0
;;;135 Set_Scsi_Sense_Data(CBW.bLUN, ILLEGAL_REQUEST, PARAMETER_LIST_LENGTH_ERROR);
000032 6020 STR r0,[r4,#0] ; CBW
000034 7b60 LDRB r0,[r4,#0xd] ; CBW
000036 221a MOVS r2,#0x1a
;;;136 Set_CSW (CSW_CMD_FAILED, SEND_CSW_DISABLE);
;;;137 return;
000038 e021 B |L4.126|
|L4.58|
;;;138 }
;;;139
;;;140 if ((CBW.CB[0] == SCSI_READ10 ) || (CBW.CB[0] == SCSI_WRITE10 ))
00003a 7be1 LDRB r1,[r4,#0xf] ; CBW
00003c 2928 CMP r1,#0x28
00003e d001 BEQ |L4.68|
000040 292a CMP r1,#0x2a
000042 d10a BNE |L4.90|
|L4.68|
;;;141 {
;;;142 /* Calculate Logical Block Address */
;;;143 SCSI_LBA = (CBW.CB[2] << 24) | (CBW.CB[3] << 16) | (CBW.CB[4] << 8) | CBW.CB[5];
000044 f8d4f8d4 LDR r0,[r4,#0x11] ; CBW
000048 7d22 LDRB r2,[r4,#0x14] ; CBW
00004a ba00 REV r0,r0
00004c f020f020 BIC r0,r0,#0xff
000050 4310 ORRS r0,r0,r2
;;;144 /* Calculate the Number of Blocks to transfer */
;;;145 SCSI_BlkLen = (CBW.CB[7] << 8) | CBW.CB[8];
000052 6058 STR r0,[r3,#4] ; SCSI_LBA
000054 8ae0 LDRH r0,[r4,#0x16] ; CBW
000056 ba40 REV16 r0,r0
000058 6098 STR r0,[r3,#8] ; SCSI_BlkLen
|L4.90|
;;;146 }
;;;147
;;;148 if (CBW.dSignature == BOT_CBW_SIGNATURE)
00005a 4a4c LDR r2,|L4.396|
00005c 6820 LDR r0,[r4,#0] ; CBW
00005e 4290 CMP r0,r2
000060 d17d BNE |L4.350|
;;;149 {
;;;150 /* Valid CBW */
;;;151 if ((CBW.bLUN > Max_Lun) || (CBW.bCBLength < 1) || (CBW.bCBLength > 16))
000062 4a4b LDR r2,|L4.400|
000064 7b60 LDRB r0,[r4,#0xd] ; CBW
000066 6812 LDR r2,[r2,#0] ; Max_Lun
000068 4290 CMP r0,r2
00006a d803 BHI |L4.116|
00006c 7ba2 LDRB r2,[r4,#0xe] ; CBW
00006e b10a CBZ r2,|L4.116|
000070 2a10 CMP r2,#0x10
000072 d90d BLS |L4.144|
|L4.116|
;;;152 {
;;;153 Bot_Abort(BOTH_DIR);
000074 2002 MOVS r0,#2
000076 f7fff7ff BL Bot_Abort
;;;154 Set_Scsi_Sense_Data(CBW.bLUN, ILLEGAL_REQUEST, INVALID_FIELED_IN_COMMAND);
00007a 7b60 LDRB r0,[r4,#0xd] ; CBW
00007c 2224 MOVS r2,#0x24
|L4.126|
;;;155 Set_CSW (CSW_CMD_FAILED, SEND_CSW_DISABLE);
;;;156 }
;;;157 else
;;;158 {
;;;159 switch (CBW.CB[0])
;;;160 {
;;;161 case SCSI_REQUEST_SENSE:
;;;162 SCSI_RequestSense_Cmd (CBW.bLUN);
;;;163 break;
;;;164 case SCSI_INQUIRY:
;;;165 SCSI_Inquiry_Cmd(CBW.bLUN);
;;;166 break;
;;;167 case SCSI_START_STOP_UNIT:
;;;168 SCSI_Start_Stop_Unit_Cmd(CBW.bLUN);
;;;169 break;
;;;170 case SCSI_ALLOW_MEDIUM_REMOVAL:
;;;171 SCSI_Start_Stop_Unit_Cmd(CBW.bLUN);
;;;172 break;
;;;173 case SCSI_MODE_SENSE6:
;;;174 SCSI_ModeSense6_Cmd (CBW.bLUN);
;;;175 break;
;;;176 case SCSI_MODE_SENSE10:
;;;177 SCSI_ModeSense10_Cmd (CBW.bLUN);
;;;178 break;
;;;179 case SCSI_READ_FORMAT_CAPACITIES:
;;;180 SCSI_ReadFormatCapacity_Cmd(CBW.bLUN);
;;;181 break;
;;;182 case SCSI_READ_CAPACITY10:
;;;183 SCSI_ReadCapacity10_Cmd(CBW.bLUN);
;;;184 break;
;;;185 case SCSI_TEST_UNIT_READY:
;;;186 SCSI_TestUnitReady_Cmd(CBW.bLUN);
;;;187 break;
;;;188 case SCSI_READ10:
;;;189 SCSI_Read10_Cmd(CBW.bLUN, SCSI_LBA , SCSI_BlkLen);
;;;190 break;
;;;191 case SCSI_WRITE10:
;;;192 SCSI_Write10_Cmd(CBW.bLUN, SCSI_LBA , SCSI_BlkLen);
;;;193 break;
;;;194 case SCSI_VERIFY10:
;;;195 SCSI_Verify10_Cmd(CBW.bLUN);
;;;196 break;
;;;197 case SCSI_FORMAT_UNIT:
;;;198 SCSI_Format_Cmd(CBW.bLUN);
;;;199 break;
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