📄 usbcore.lst
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*** CODE SEGMENT '?PR?USB_GetStatus?T?usbcore':
136: __inline BOOL USB_GetStatus (void) {
00000000 B500 PUSH {LR}
00000002 ; SCOPE-START
139: 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 D009 BEQ L_6 ; T=0x00000022
0000000E 2802 CMP R0,#0x2
00000010 D01D BEQ L_7 ; T=0x0000004E
00000012 2800 CMP R0,#0x0
00000014 D14C BNE L_5 ; T=0x000000B0
140: case REQUEST_TO_DEVICE:
00000016 L_4:
141: EP0Data.pData = (BYTE *)&USB_DeviceStatus;
00000016 4800 LDR R1,=USB_DeviceStatus ; USB_DeviceStatus
00000018 4800 LDR R0,=EP0Data ; EP0Data
0000001A 6001 STR R1,[R0,#0x0] ; EP0Data
142: USB_DataInStage();
0000001C F7FF BL USB_DataInStage?T ; T=0x0001 (1)
0000001E FFF0 BL USB_DataInStage?T ; T=0x0001 (2)
143: break;
00000020 E048 B L_3 ; T=0x000000B4
144: case REQUEST_TO_INTERFACE:
00000022 L_6:
145: if ((USB_Configuration != 0) && (SetupPacket.wIndex.WB.L < USB_NumInterfaces)) {
00000022 4800 LDR R0,=USB_Configuration ; USB_Configuration
00000024 7800 LDRB R0,[R0,#0x0] ; USB_Configuration
00000026 2800 CMP R0,#0x0
00000028 D00F BEQ L_8 ; T=0x0000004A
0000002A 4800 LDR R0,=USB_NumInterfaces ; USB_NumInterfaces
0000002C 7800 LDRB R0,[R0,#0x0] ; USB_NumInterfaces
0000002E 1C01 MOV R1,R0
00000030 4800 LDR R0,=SetupPacket + 0x4 ; SetupPacket+4
00000032 7800 LDRB R0,[R0,#0x0] ; SetupPacket+4
00000034 4288 CMP R0,R1
00000036 D208 BCS L_8 ; T=0x0000004A
146: *((WORD *)EP0Buf) = 0;
00000038 2100 MOV R1,#0x0
0000003A 4800 LDR R0,=EP0Buf ; EP0Buf
0000003C 8001 STRH R1,[R0,#0x0] ; EP0Buf
147: EP0Data.pData = EP0Buf;
0000003E 4800 LDR R1,=EP0Buf ; EP0Buf
00000040 4800 LDR R0,=EP0Data ; EP0Data
00000042 6001 STR R1,[R0,#0x0] ; EP0Data
148: USB_DataInStage();
00000044 F7FF BL USB_DataInStage?T ; T=0x0001 (1)
00000046 FFDC BL USB_DataInStage?T ; T=0x0001 (2)
149: } else {
00000048 E034 B L_3 ; T=0x000000B4
0000004A L_8:
150: return (FALSE);
0000004A 2000 MOV R0,#0x0
0000004C E033 B L_10 ; T=0x000000B6
153: case REQUEST_TO_ENDPOINT:
0000004E L_7:
154: n = SetupPacket.wIndex.WB.L & 0x8F;
0000004E 4800 LDR R0,=SetupPacket + 0x4 ; SetupPacket+4
00000050 7800 LDRB R0,[R0,#0x0] ; SetupPacket+4
00000052 1C03 MOV R3,R0
ARM COMPILER V2.50a, usbcore 14/02/06 09:59:07 PAGE 15
00000054 208F MOV R0,#0x8F
00000056 4003 AND R3,R0
00000058 ---- Variable 'n' assigned to Register 'R3' ----
155: m = (n & 0x80) ? ((1 << 16) << n) : (1 << n);
00000058 1C18 MOV R0,R3 ; n
0000005A 2180 MOV R1,#0x80
0000005C 4208 TST R0,R1 ; n
0000005E D003 BEQ L_11 ; T=0x00000068
00000060 1C18 MOV R0,R3 ; n
00000062 4800 LDR R2,=0x10000
00000064 4082 LSL R2,R0
00000066 E002 B L_12 ; T=0x0000006E
00000068 L_11:
00000068 1C18 MOV R0,R3 ; n
0000006A 2201 MOV R2,#0x1
0000006C 4082 LSL R2,R0
0000006E L_12:
0000006E ---- Variable 'm' assigned to Register 'R2' ----
156: if (((USB_Configuration != 0) || ((n & 0x0F) == 0)) && (USB_EndPointMask & m)) {
0000006E 4800 LDR R0,=USB_Configuration ; USB_Configuration
00000070 7800 LDRB R0,[R0,#0x0] ; USB_Configuration
00000072 2800 CMP R0,#0x0
00000074 D103 BNE L_14 ; T=0x0000007E
00000076 1C18 MOV R0,R3 ; n
00000078 210F MOV R1,#0xF
0000007A 4208 TST R0,R1 ; n
0000007C D116 BNE L_13 ; T=0x000000AC
0000007E L_14:
0000007E 1C11 MOV R1,R2 ; m
00000080 4800 LDR R0,=USB_EndPointMask ; USB_EndPointMask
00000082 6800 LDR R0,[R0,#0x0] ; USB_EndPointMask
00000084 4008 AND R0,R1 ; m
00000086 2800 CMP R0,#0x0
00000088 D010 BEQ L_13 ; T=0x000000AC
157: *((WORD *)EP0Buf) = (USB_EndPointHalt & m) ? 1 : 0;
0000008A 1C11 MOV R1,R2 ; m
0000008C 4800 LDR R0,=USB_EndPointHalt ; USB_EndPointHalt
0000008E 6800 LDR R0,[R0,#0x0] ; USB_EndPointHalt
00000090 4008 AND R0,R1 ; m
00000092 2800 CMP R0,#0x0
00000094 D001 BEQ L_15 ; T=0x0000009A
00000096 2101 MOV R1,#0x1
00000098 E000 B L_16 ; T=0x0000009C
0000009A L_15:
0000009A 2100 MOV R1,#0x0
0000009C L_16:
0000009C 4800 LDR R0,=EP0Buf ; EP0Buf
0000009E 8001 STRH R1,[R0,#0x0] ; EP0Buf
158: EP0Data.pData = EP0Buf;
000000A0 4800 LDR R1,=EP0Buf ; EP0Buf
000000A2 4800 LDR R0,=EP0Data ; EP0Data
000000A4 6001 STR R1,[R0,#0x0] ; EP0Data
159: USB_DataInStage();
000000A6 F7FF BL USB_DataInStage?T ; T=0x0001 (1)
000000A8 FFAB BL USB_DataInStage?T ; T=0x0001 (2)
160: } else {
000000AA E003 B L_3 ; T=0x000000B4
000000AC L_13:
161: return (FALSE);
000000AC 2000 MOV R0,#0x0
000000AE E002 B L_10 ; T=0x000000B6
164: default:
000000B0 L_5:
165: return (FALSE);
000000B0 2000 MOV R0,#0x0
000000B2 E000 B L_10 ; T=0x000000B6
ARM COMPILER V2.50a, usbcore 14/02/06 09:59:07 PAGE 16
166: }
000000B4 L_3:
167: return (TRUE);
000000B4 2001 MOV R0,#0x1
000000B6 ; SCOPE-END
168: }
000000B6 L_10:
000000B6 BC08 POP {R3}
000000B8 4718 BX R3
000000BA ENDP ; 'USB_GetStatus?T'
*** CODE SEGMENT '?PR?USB_SetClrFeature?T?usbcore':
178: __inline BOOL USB_SetClrFeature (DWORD sc) {
00000000 B570 PUSH {R4-R6,LR}
00000002 1C06 MOV R6,R0 ; sc
00000004 ---- Variable 'sc' assigned to Register 'R6' ----
00000004 ; SCOPE-START
181: switch (SetupPacket.bmRequestType.BM.Recipient) {
00000004 4800 LDR R0,=SetupPacket ; SetupPacket
00000006 7800 LDRB R0,[R0,#0x0] ; SetupPacket
00000008 211F MOV R1,#0x1F
0000000A 4008 AND R0,R1
0000000C 2801 CMP R0,#0x1
0000000E D023 BEQ L_21 ; T=0x00000058
00000010 2802 CMP R0,#0x2
00000012 D023 BEQ L_22 ; T=0x0000005C
00000014 2800 CMP R0,#0x0
00000016 D161 BNE L_20 ; T=0x000000DC
182: case REQUEST_TO_DEVICE:
00000018 L_19:
183: if (SetupPacket.wValue.W == USB_FEATURE_REMOTE_WAKEUP) {
00000018 4800 LDR R1,=SetupPacket + 0x2 ; SetupPacket+2
0000001A 7808 LDRB R0,[R1,#0x0] ; SetupPacket+2
0000001C 784A LDRB R2,[R1,#0x1] ; SetupPacket+2
0000001E 0212 LSL R2,R2,#0x8
00000020 4310 ORR R0,R2
00000022 2801 CMP R0,#0x1
00000024 D116 BNE L_23 ; T=0x00000054
184: if (sc) {
00000026 1C30 MOV R0,R6 ; sc
00000028 2800 CMP R0,#0x0 ; sc
0000002A D009 BEQ L_24 ; T=0x00000040
185: USB_WakeUpCfg(1);
0000002C 2001 MOV R0,#0x1
0000002E F7FF BL USB_WakeUpCfg?T ; T=0x0001 (1)
00000030 FFE7 BL USB_WakeUpCfg?T ; T=0x0001 (2)
186: USB_DeviceStatus |= USB_GETSTATUS_REMOTE_WAKEUP;
00000032 4800 LDR R0,=USB_DeviceStatus ; USB_DeviceStatus
00000034 8801 LDRH R1,[R0,#0x0] ; USB_DeviceStatus
00000036 2002 MOV R0,#0x2
00000038 4301 ORR R1,R0
0000003A 4800 LDR R0,=USB_DeviceStatus ; USB_DeviceStatus
0000003C 8001 STRH R1,[R0,#0x0] ; USB_DeviceStatus
187: } else {
0000003E E04F B L_18 ; T=0x000000E0
00000040 L_24:
188: USB_WakeUpCfg(0);
00000040 2000 MOV R0,#0x0
00000042 F7FF BL USB_WakeUpCfg?T ; T=0x0001 (1)
00000044 FFDD BL USB_WakeUpCfg?T ; T=0x0001 (2)
189: USB_DeviceStatus &= ~USB_GETSTATUS_REMOTE_WAKEUP;
00000046 4800 LDR R0,=USB_DeviceStatus ; USB_DeviceStatus
00000048 8801 LDRH R1,[R0,#0x0] ; USB_DeviceStatus
0000004A 4800 LDRH R0,=0xFFFD
0000004C 4001 AND R1,R0
0000004E 4800 LDR R0,=USB_DeviceStatus ; USB_DeviceStatus
00000050 8001 STRH R1,[R0,#0x0] ; USB_DeviceStatus
ARM COMPILER V2.50a, usbcore 14/02/06 09:59:07 PAGE 17
191: } else {
00000052 E045 B L_18 ; T=0x000000E0
00000054 L_23:
192: return (FALSE);
00000054 2000 MOV R0,#0x0
00000056 E044 B L_27 ; T=0x000000E2
195: case REQUEST_TO_INTERFACE:
00000058 L_21:
196: return (FALSE);
00000058 2000 MOV R0,#0x0
0000005A E042 B L_27 ; T=0x000000E2
197: case REQUEST_TO_ENDPOINT:
0000005C L_22:
198: n = SetupPacket.wIndex.WB.L & 0x8F;
0000005C 4800 LDR R0,=SetupPacket + 0x4 ; SetupPacket+4
0000005E 7800 LDRB R0,[R0,#0x0] ; SetupPacket+4
00000060 1C05 MOV R5,R0
00000062 208F MOV R0,#0x8F
00000064 4005 AND R5,R0
00000066 ---- Variable 'n' assigned to Register 'R5' ----
199: m = (n & 0x80) ? ((1 << 16) << n) : (1 << n);
00000066 1C28 MOV R0,R5 ; n
00000068 2180 MOV R1,#0x80
0000006A 4208 TST R0,R1 ; n
0000006C D003 BEQ L_28 ; T=0x00000076
0000006E 1C28 MOV R0,R5 ; n
00000070 4800 LDR R4,=0x10000
00000072 4084 LSL R4,R0
00000074 E002 B L_29 ; T=0x0000007C
00000076 L_28:
00000076 1C28 MOV R0,R5 ; n
00000078 2401 MOV R4,#0x1
0000007A 4084 LSL R4,R0
0000007C L_29:
0000007C ---- Variable 'm' assigned to Register 'R4' ----
200: if ((USB_Configuration != 0) && ((n & 0x0F) != 0) && (USB_EndPointMask & m)) {
0000007C 4800 LDR R0,=USB_Configuration ; USB_Configuration
0000007E 7800 LDRB R0,[R0,#0x0] ; USB_Configuration
00000080 2800 CMP R0,#0x0
00000082 D029 BEQ L_30 ; T=0x000000D8
00000084 1C28 MOV R0,R5 ; n
00000086 210F MOV R1,#0xF
00000088 4208 TST R0,R1 ; n
0000008A D025 BEQ L_30 ; T=0x000000D8
0000008C 1C21 MOV R1,R4 ; m
0000008E 4800 LDR R0,=USB_EndPointMask ; USB_EndPointMask
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 V2.50a, usbcore 14/02/06 09:59:07 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 {
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