📄 usbcore.lst
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00000090 6800 LDR R0,[R0,#0x0] ; USB_EndPointMask
00000092 4008 AND R0,R1 ; m
00000094 2800 CMP R0,#0x0
00000096 D01F BEQ L_30 ; T=0x000000D8
201: if (SetupPacket.wValue.W == USB_FEATURE_ENDPOINT_STALL) {
00000098 4800 LDR R1,=SetupPacket + 0x2 ; SetupPacket+2
0000009A 7808 LDRB R0,[R1,#0x0] ; SetupPacket+2
0000009C 784A LDRB R2,[R1,#0x1] ; SetupPacket+2
0000009E 0212 LSL R2,R2,#0x8
000000A0 4310 ORR R0,R2
000000A2 2800 CMP R0,#0x0
000000A4 D116 BNE L_31 ; T=0x000000D4
202: if (sc) {
000000A6 1C30 MOV R0,R6 ; sc
000000A8 2800 CMP R0,#0x0 ; sc
000000AA D009 BEQ L_32 ; T=0x000000C0
203: USB_SetStallEP(n);
000000AC 1C28 MOV R0,R5 ; n
000000AE F7FF BL USB_SetStallEP?T ; T=0x0001 (1)
000000B0 FFA7 BL USB_SetStallEP?T ; T=0x0001 (2)
ARM COMPILER V2.53, usbcore 09/06/07 15:42:24 PAGE 18
204: USB_EndPointHalt |= m;
000000B2 1C20 MOV R0,R4 ; m
000000B4 4800 LDR R1,=USB_EndPointHalt ; USB_EndPointHalt
000000B6 6809 LDR R1,[R1,#0x0] ; USB_EndPointHalt
000000B8 4301 ORR R1,R0 ; m
000000BA 4800 LDR R0,=USB_EndPointHalt ; USB_EndPointHalt
000000BC 6001 STR R1,[R0,#0x0] ; USB_EndPointHalt
205: } else {
000000BE E00F B L_18 ; T=0x000000E0
000000C0 L_32:
206: USB_ClrStallEP(n);
000000C0 1C28 MOV R0,R5 ; n
000000C2 F7FF BL USB_ClrStallEP?T ; T=0x0001 (1)
000000C4 FF9D BL USB_ClrStallEP?T ; T=0x0001 (2)
207: USB_EndPointHalt &= ~m;
000000C6 1C20 MOV R0,R4 ; m
000000C8 4800 LDR R1,=USB_EndPointHalt ; USB_EndPointHalt
000000CA 6809 LDR R1,[R1,#0x0] ; USB_EndPointHalt
000000CC 4381 BIC R1,R0 ; m
000000CE 4800 LDR R0,=USB_EndPointHalt ; USB_EndPointHalt
000000D0 6001 STR R1,[R0,#0x0] ; USB_EndPointHalt
209: } else {
000000D2 E005 B L_18 ; T=0x000000E0
000000D4 L_31:
210: return (FALSE);
000000D4 2000 MOV R0,#0x0
000000D6 E004 B L_27 ; T=0x000000E2
212: } else {
000000D8 L_30:
213: return (FALSE);
000000D8 2000 MOV R0,#0x0
000000DA E002 B L_27 ; T=0x000000E2
216: default:
000000DC L_20:
217: return (FALSE);
000000DC 2000 MOV R0,#0x0
000000DE E000 B L_27 ; T=0x000000E2
218: }
000000E0 L_18:
219: return (TRUE);
000000E0 2001 MOV R0,#0x1
000000E2 ; SCOPE-END
220: }
000000E2 L_27:
000000E2 BC70 POP {R4-R6}
000000E4 BC08 POP {R3}
000000E6 4718 BX R3
000000E8 ENDP ; 'USB_SetClrFeature?T'
*** CODE SEGMENT '?PR?USB_GetDescriptor?T?usbcore':
229: __inline BOOL USB_GetDescriptor (void) {
00000000 B530 PUSH {R4-R5,LR}
00000002 ---- Variable 'pD' assigned to Register 'R5' ----
00000002 ---- Variable 'len' assigned to Register 'R4' ----
00000002 ; SCOPE-START
233: switch (SetupPacket.bmRequestType.BM.Recipient) {
00000002 4800 LDR R0,=SetupPacket ; SetupPacket
00000004 7800 LDRB R0,[R0,#0x0] ; SetupPacket
00000006 211F MOV R1,#0x1F
00000008 4008 AND R0,R1
0000000A 2801 CMP R0,#0x1
0000000C D040 BEQ L_39 ; T=0x00000090
0000000E 2800 CMP R0,#0x0
00000010 D140 BNE L_38 ; T=0x00000094
234: case REQUEST_TO_DEVICE:
00000012 L_37:
235: switch (SetupPacket.wValue.WB.H) {
ARM COMPILER V2.53, usbcore 09/06/07 15:42:24 PAGE 19
00000012 4800 LDR R0,=SetupPacket + 0x3 ; SetupPacket+3
00000014 7800 LDRB R0,[R0,#0x0] ; SetupPacket+3
00000016 2802 CMP R0,#0x2
00000018 D008 BEQ L_43 ; T=0x0000002C
0000001A 2803 CMP R0,#0x3
0000001C D02C BEQ L_44 ; T=0x00000078
0000001E 2801 CMP R0,#0x1
00000020 D134 BNE L_42 ; T=0x0000008C
236: case USB_DEVICE_DESCRIPTOR_TYPE:
00000022 L_41:
237: EP0Data.pData = (BYTE *)USB_DeviceDescriptor;
00000022 4800 LDR R1,=USB_DeviceDescriptor ; USB_DeviceDescriptor
00000024 4800 LDR R0,=EP0Data ; EP0Data
00000026 6001 STR R1,[R0,#0x0] ; EP0Data
238: len = USB_DEVICE_DESC_SIZE;
00000028 2412 MOV R4,#0x12
239: break;
0000002A E035 B L_36 ; T=0x00000098
240: case USB_CONFIGURATION_DESCRIPTOR_TYPE:
0000002C L_43:
241: pD = (BYTE *)USB_ConfigDescriptor;
0000002C 4800 LDR R5,=USB_ConfigDescriptor ; USB_ConfigDescriptor
242: for (n = 0; n != SetupPacket.wValue.WB.L; n++) {
0000002E 2000 MOV R0,#0x0
00000030 ---- Variable 'n' assigned to Register 'R0' ----
00000030 E00B B L_47 ; T=0x0000004A
00000032 L_48:
243: if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bLength != 0) {
00000032 1C2A MOV R2,R5 ; pD
00000034 7811 LDRB R1,[R2,#0x0] ; pD
00000036 2900 CMP R1,#0x0
00000038 D006 BEQ L_45 ; T=0x00000048
244: pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
0000003A 1C2A MOV R2,R5 ; pD
0000003C 3202 ADD R2,#0x2
0000003E 7811 LDRB R1,[R2,#0x0]
00000040 7853 LDRB R3,[R2,#0x1]
00000042 021B LSL R3,R3,#0x8
00000044 4319 ORR R1,R3
00000046 186D ADD R5,R1 ; pD
246: }
00000048 L_45:
00000048 3001 ADD R0,#0x1
0000004A L_47:
0000004A 4800 LDR R1,=SetupPacket + 0x2 ; SetupPacket+2
0000004C 7809 LDRB R1,[R1,#0x0] ; SetupPacket+2
0000004E 1C0A MOV R2,R1
00000050 1C01 MOV R1,R0 ; n
00000052 4291 CMP R1,R2 ; n
00000054 D1ED BNE L_48 ; T=0x00000032
247: if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bLength == 0) {
00000056 1C29 MOV R1,R5 ; pD
00000058 7808 LDRB R0,[R1,#0x0] ; pD
0000005A 2800 CMP R0,#0x0
0000005C D101 BNE L_51 ; T=0x00000062
248: return (FALSE);
0000005E 2000 MOV R0,#0x0
00000060 E027 B L_52 ; T=0x000000B2
249: }
00000062 L_51:
250: EP0Data.pData = pD;
00000062 1C29 MOV R1,R5 ; pD
00000064 4800 LDR R0,=EP0Data ; EP0Data
00000066 6001 STR R1,[R0,#0x0] ; EP0Data
251: len = ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
00000068 1C29 MOV R1,R5 ; pD
ARM COMPILER V2.53, usbcore 09/06/07 15:42:24 PAGE 20
0000006A 3102 ADD R1,#0x2
0000006C 7808 LDRB R0,[R1,#0x0]
0000006E 784A LDRB R2,[R1,#0x1]
00000070 0212 LSL R2,R2,#0x8
00000072 4310 ORR R0,R2
00000074 1C04 MOV R4,R0
252: break;
00000076 E00F B L_36 ; T=0x00000098
253: case USB_STRING_DESCRIPTOR_TYPE:
00000078 L_44:
254: EP0Data.pData = (BYTE *)USB_StringDescriptor + SetupPacket.wValue.WB.L;
00000078 4800 LDR R0,=SetupPacket + 0x2 ; SetupPacket+2
0000007A 7800 LDRB R0,[R0,#0x0] ; SetupPacket+2
0000007C 4800 LDR R1,=USB_StringDescriptor ; USB_StringDescriptor
0000007E 1809 ADD R1,R0 ; USB_StringDescriptor
00000080 4800 LDR R0,=EP0Data ; EP0Data
00000082 6001 STR R1,[R0,#0x0] ; EP0Data
255: len = ((USB_STRING_DESCRIPTOR *)EP0Data.pData)->bLength;
00000084 4800 LDR R0,=EP0Data ; EP0Data
00000086 6800 LDR R0,[R0,#0x0] ; EP0Data
00000088 7804 LDRB R4,[R0,#0x0]
256: break;
0000008A E005 B L_36 ; T=0x00000098
257: default:
0000008C L_42:
258: return (FALSE);
0000008C 2000 MOV R0,#0x0
0000008E E010 B L_52 ; T=0x000000B2
261: case REQUEST_TO_INTERFACE:
00000090 L_39:
264: return (FALSE);
00000090 2000 MOV R0,#0x0
00000092 E00E B L_52 ; T=0x000000B2
267: default:
00000094 L_38:
268: return (FALSE);
00000094 2000 MOV R0,#0x0
00000096 E00C B L_52 ; T=0x000000B2
269: }
00000098 L_36:
271: if (EP0Data.Count > len) {
00000098 4800 LDR R0,=EP0Data + 0x4 ; EP0Data+4
0000009A 8800 LDRH R0,[R0,#0x0] ; EP0Data+4
0000009C 1C21 MOV R1,R4 ; len
0000009E 4288 CMP R0,R1 ; len
000000A0 D904 BLS L_56 ; T=0x000000AC
272: EP0Data.Count = len;
000000A2 1C21 MOV R1,R4 ; len
000000A4 0409 LSL R1,R1,#0x10 ; len
000000A6 0C09 LSR R1,R1,#0x10
000000A8 4800 LDR R0,=EP0Data + 0x4 ; EP0Data+4
000000AA 8001 STRH R1,[R0,#0x0] ; EP0Data+4
273: }
000000AC L_56:
274: USB_DataInStage();
000000AC F7FF BL USB_DataInStage?T ; T=0x0001 (1)
000000AE FFA8 BL USB_DataInStage?T ; T=0x0001 (2)
276: return (TRUE);
000000B0 2001 MOV R0,#0x1
000000B2 ; SCOPE-END
277: }
000000B2 L_52:
000000B2 BC30 POP {R4-R5}
000000B4 BC08 POP {R3}
000000B6 4718 BX R3
000000B8 ENDP ; 'USB_GetDescriptor?T'
ARM COMPILER V2.53, usbcore 09/06/07 15:42:24 PAGE 21
*** CODE SEGMENT '?PR?USB_SetConfiguration?T?usbcore':
286: __inline BOOL USB_SetConfiguration (void) {
00000000 B5F0 PUSH {R4-R7,LR}
00000002 ---- Variable 'n' assigned to Register 'R5' ----
00000002 ---- Variable 'alt' assigned to Register 'R4' ----
00000002 ; SCOPE-START
290: if (SetupPacket.wValue.WB.L) {
00000002 4800 LDR R0,=SetupPacket + 0x2 ; SetupPacket+2
00000004 7800 LDRB R0,[R0,#0x0] ; SetupPacket+2
00000006 2800 CMP R0,#0x0
00000008 D100 BEQ $+4
0000000A E090 B L_57 ; T=0x0000012E
291: pD = (USB_COMMON_DESCRIPTOR *)USB_ConfigDescriptor;
0000000E 4800 LDR R6,=USB_ConfigDescriptor ; USB_ConfigDescriptor
00000010 ---- Variable 'pD' assigned to Register 'R6' ----
292: while (pD->bLength) {
00000010 E087 B L_58 ; T=0x00000122
00000012 L_60:
293: switch (pD->bDescriptorType) {
00000012 1C30 MOV R0,R6 ; pD
00000014 7840 LDRB R0,[R0,#0x1]
00000016 2804 CMP R0,#0x4
00000018 D05A BEQ L_64 ; T=0x000000D0
0000001A 2805 CMP R0,#0x5
0000001C D05C BEQ L_65 ; T=0x000000D8
0000001E 2802 CMP R0,#0x2
00000020 D17C BNE L_62 ; T=0x0000011C
294: case USB_CONFIGURATION_DESCRIPTOR_TYPE:
00000022 L_63:
295: if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bConfigurationValue == SetupPacket.wValue.WB.L) {
00000022 1C30 MOV R0,R6 ; pD
00000024 7940 LDRB R0,[R0,#0x5]
00000026 4800 LDR R1,=SetupPacket + 0x2 ; SetupPacket+2
00000028 7809 LDRB R1,[R1,#0x0] ; SetupPacket+2
0000002A 4288 CMP R0,R1
0000002C D148 BNE L_66 ; T=0x000000C0
296: USB_Configuration = SetupPacket.wValue.WB.L;
0000002E 4800 LDR R0,=SetupPacket + 0x2 ; SetupPacket+2
00000030 7801 LDRB R1,[R0,#0x0] ; SetupPacket+2
00000032 4800 LDR R0,=USB_Configuration ; USB_Configuration
00000034 7001 STRB R1,[R0,#0x0] ; USB_Configuration
297: USB_NumInterfaces = ((USB_CONFIGURATION_DESCRIPTOR *)pD)->bNumInterfaces;
00000036 1C30 MOV R0,R6 ; pD
00000038 7901 LDRB R1,[R0,#0x4]
0000003A 4800 LDR R0,=USB_NumInterfaces ; USB_NumInterfaces
0000003C 7001 STRB R1,[R0,#0x0] ; USB_NumInterfaces
298: for (n = 0; n < USB_IF_NUM; n++) {
0000003E 2500 MOV R5,#0x0
00000040 L_70:
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