forked from zhuhuijia0001/ch559-usb-host
-
Notifications
You must be signed in to change notification settings - Fork 0
/
UsbHost.c
1462 lines (1161 loc) · 37.9 KB
/
UsbHost.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#include "Type.h"
#include "CH559.h"
#include "System.h"
#include "UsbDef.h"
#include "UsbHost.h"
#include "UsbHid.h"
#include "ParseDescriptor.h"
#include "KeyboardLed.h"
#include "Trace.h"
#define WAIT_USB_TOUT_200US 800 // 等待USB中断超时时间200uS
static UINT8X RxBuffer[MAX_PACKET_SIZE] _at_ 0x0000 ; // IN, must even address
static UINT8X TxBuffer[MAX_PACKET_SIZE] _at_ 0x0040 ; // OUT, must even address
#define RECEIVE_BUFFER_LEN 512
static UINT8X ReceiveDataBuffer[RECEIVE_BUFFER_LEN];
//root hub port
static USB_HUB_PORT xdata RootHubPort[ROOT_HUB_PORT_NUM];
//sub hub port
static USB_HUB_PORT xdata SubHubPort[ROOT_HUB_PORT_NUM][MAX_EXHUB_PORT_NUM];
static void InitHubPortData(USB_HUB_PORT *const pUsbHubPort)
{
int i, j;
pUsbHubPort->HubPortStatus = PORT_DEVICE_NONE;
pUsbHubPort->UsbDevice.DeviceClass = USB_DEV_CLASS_RESERVED;
pUsbHubPort->UsbDevice.MaxPacketSize0 = DEFAULT_ENDP0_SIZE;
pUsbHubPort->UsbDevice.VendorID = 0x0000;
pUsbHubPort->UsbDevice.ProductID = 0x0000;
pUsbHubPort->UsbDevice.bcdDevice = 0x0000;
pUsbHubPort->UsbDevice.DeviceAddress = 0;
pUsbHubPort->UsbDevice.DeviceSpeed = FULL_SPEED;
pUsbHubPort->UsbDevice.InterfaceNum = 0;
for (i = 0; i < MAX_INTERFACE_NUM; i++)
{
UINT8 k;
pUsbHubPort->UsbDevice.Interface[i].InterfaceClass = USB_DEV_CLASS_RESERVED;
pUsbHubPort->UsbDevice.Interface[i].InterfaceProtocol = USB_PROTOCOL_NONE;
pUsbHubPort->UsbDevice.Interface[i].EndpointNum = 0;
for (k = 0; k < sizeof(pUsbHubPort->UsbDevice.Interface[i].KeyboardParseStruct.KeyboardBitVal); k++)
{
pUsbHubPort->UsbDevice.Interface[i].KeyboardParseStruct.KeyboardBitVal[k] = 0x00;
}
for (k = 0; k < sizeof(pUsbHubPort->UsbDevice.Interface[i].KeyboardParseStruct.KeyboardVal); k++)
{
pUsbHubPort->UsbDevice.Interface[i].KeyboardParseStruct.KeyboardVal[k] = 0x00;
}
for (j = 0; j < MAX_ENDPOINT_NUM; j++)
{
pUsbHubPort->UsbDevice.Interface[i].Endpoint[j].EndpointAddr = 0;
pUsbHubPort->UsbDevice.Interface[i].Endpoint[j].MaxPacketSize = 0;
pUsbHubPort->UsbDevice.Interface[i].Endpoint[j].EndpointDir = ENDPOINT_IN;
pUsbHubPort->UsbDevice.Interface[i].Endpoint[j].TOG = FALSE;
}
}
pUsbHubPort->UsbDevice.HubPortNum = 0;
}
static void InitRootHubPortData(UINT8 rootHubIndex)
{
UINT8 i;
InitHubPortData(&RootHubPort[rootHubIndex]);
for (i = 0; i < MAX_EXHUB_PORT_NUM; i++)
{
InitHubPortData(&SubHubPort[rootHubIndex][i]);
}
}
static UINT8 EnableRootHubPort(UINT8 rootHubIndex)
{
if (rootHubIndex == 0)
{
if (USB_HUB_ST & bUHS_H0_ATTACH)
{
if ((UHUB0_CTRL & bUH_PORT_EN) == 0x00)
{
if (USB_HUB_ST & bUHS_DM_LEVEL)
{
RootHubPort[0].UsbDevice.DeviceSpeed = LOW_SPEED;
TRACE("low speed device on hub 0\r\n");
}
else
{
RootHubPort[0].UsbDevice.DeviceSpeed = FULL_SPEED;
TRACE("full speed device on hub 0\r\n");
}
if (RootHubPort[0].UsbDevice.DeviceSpeed == LOW_SPEED)
{
UHUB0_CTRL |= bUH_LOW_SPEED;
}
}
UHUB0_CTRL |= bUH_PORT_EN;
return ERR_SUCCESS;
}
}
else if (rootHubIndex == 1)
{
if (USB_HUB_ST & bUHS_H1_ATTACH)
{
if ((UHUB1_CTRL & bUH_PORT_EN ) == 0x00)
{
if (USB_HUB_ST & bUHS_HM_LEVEL)
{
RootHubPort[1].UsbDevice.DeviceSpeed = LOW_SPEED;
TRACE("low speed device on hub 1\r\n");
}
else
{
RootHubPort[1].UsbDevice.DeviceSpeed = FULL_SPEED;
TRACE("full speed device on hub 1\r\n");
}
if (RootHubPort[1].UsbDevice.DeviceSpeed == LOW_SPEED)
{
UHUB1_CTRL |= bUH_LOW_SPEED;
}
}
UHUB1_CTRL |= bUH_PORT_EN;
return ERR_SUCCESS;
}
}
return ERR_USB_DISCON;
}
static void DisableRootHubPort(UINT8 RootHubIndex)
{
//reset data
InitRootHubPortData(RootHubIndex);
if (RootHubIndex == 0)
{
UHUB0_CTRL = 0x00;
}
else if (RootHubIndex == 1)
{
UHUB1_CTRL = 0x00;
}
}
static void SetHostUsbAddr(UINT8 addr)
{
USB_DEV_AD = USB_DEV_AD & bUDA_GP_BIT | addr & 0x7F;
}
static void SetUsbSpeed(UINT8 FullSpeed) // set current speed
{
if (FullSpeed)
{
USB_CTRL &= ~ bUC_LOW_SPEED; // 全速
UH_SETUP &= ~ bUH_PRE_PID_EN; // 禁止PRE PID
}
else
{
USB_CTRL |= bUC_LOW_SPEED;
}
}
static void ResetRootHubPort(UINT8 RootHubIndex)
{
SetHostUsbAddr(0x00);
SetUsbSpeed(1); // 默认为全速
if (RootHubIndex == 0)
{
UHUB0_CTRL = UHUB0_CTRL & ~ bUH_LOW_SPEED | bUH_BUS_RESET;// 默认为全速,开始复位
mDelaymS(15); // 复位时间10mS到20mS
UHUB0_CTRL = UHUB0_CTRL & ~ bUH_BUS_RESET; // 结束复位
}
else if (RootHubIndex == 1)
{
UHUB1_CTRL = UHUB1_CTRL & ~ bUH_LOW_SPEED | bUH_BUS_RESET;// 默认为全速,开始复位
mDelaymS(15); // 复位时间10mS到20mS
UHUB1_CTRL = UHUB1_CTRL & ~ bUH_BUS_RESET; // 结束复位
}
mDelayuS(250);
UIF_DETECT = 0; // 清中断标志
}
static void SelectHubPort(UINT8 RootHubIndex, UINT8 HubPortIndex)
{
if (HubPortIndex == EXHUB_PORT_NONE)
{
//normal device
SetHostUsbAddr(RootHubPort[RootHubIndex].UsbDevice.DeviceAddress);
SetUsbSpeed(RootHubPort[RootHubIndex].UsbDevice.DeviceSpeed);
}
else
{
USB_DEVICE *pUsbDevice = &SubHubPort[RootHubIndex][HubPortIndex].UsbDevice;
SetHostUsbAddr(pUsbDevice->DeviceAddress);
if (pUsbDevice->DeviceSpeed == LOW_SPEED)
{
UH_SETUP |= bUH_PRE_PID_EN;
}
SetUsbSpeed(pUsbDevice->DeviceSpeed);
}
}
void InitUsbHost()
{
UINT8 i;
IE_USB = 0;
USB_CTRL = bUC_HOST_MODE; // 先设定模式
USB_DEV_AD = 0x00;
UH_EP_MOD = bUH_EP_TX_EN | bUH_EP_RX_EN ;
UH_RX_DMA = (UINT16)RxBuffer;
UH_TX_DMA = (UINT16)TxBuffer;
UH_RX_CTRL = 0x00;
UH_TX_CTRL = 0x00;
UHUB1_CTRL &= ~bUH1_DISABLE; //enable root hub1
USB_CTRL = bUC_HOST_MODE | bUC_INT_BUSY | bUC_DMA_EN; // 启动USB主机及DMA,在中断标志未清除前自动暂停
UH_SETUP = bUH_SOF_EN;
USB_INT_FG = 0xFF; // 清中断标志
for (i = 0; i < 2; i++)
{
DisableRootHubPort(i); // 清空
}
USB_INT_EN = bUIE_TRANSFER | bUIE_DETECT;
}
static UINT8 USBHostTransact(UINT8 endp_pid, UINT8 tog, UINT16 timeout)
{
UINT8 TransRetry;
UINT8 r;
UINT16 i;
UH_RX_CTRL = UH_TX_CTRL = tog;
TransRetry = 0;
do
{
UH_EP_PID = endp_pid; // 指定令牌PID和目的端点号
UIF_TRANSFER = 0; // 允许传输
for (i = WAIT_USB_TOUT_200US; i != 0 && UIF_TRANSFER == 0; i--)
{ ; }
UH_EP_PID = 0x00; // 停止USB传输
if (UIF_TRANSFER == 0)
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return ( ERR_USB_UNKNOWN );
}
if ( UIF_TRANSFER ) // 传输完成
{
if ( U_TOG_OK )
{
//TRACE1("retry:%d\r\n", (UINT16)TransRetry);
return ( ERR_SUCCESS );
}
#if 0
TRACE1("endp_pid=%02X\n",(UINT16)endp_pid);
TRACE1("USB_INT_FG=%02X\n",(UINT16)USB_INT_FG);
TRACE1("USB_INT_ST=%02X\n",(UINT16)USB_INT_ST);
TRACE1("USB_MIS_ST=%02X\n",(UINT16)USB_MIS_ST);
TRACE1("USB_RX_LEN=%02X\n",(UINT16)USB_RX_LEN);
TRACE1("UH_TX_LEN=%02X\n",(UINT16)UH_TX_LEN);
TRACE1("UH_RX_CTRL=%02X\n",(UINT16)UH_RX_CTRL);
TRACE1("UH_TX_CTRL=%02X\n",(UINT16)UH_TX_CTRL);
TRACE1("UHUB0_CTRL=%02X\n",(UINT16)UHUB0_CTRL);
TRACE1("UHUB1_CTRL=%02X\n",(UINT16)UHUB1_CTRL);
#endif
r = USB_INT_ST & MASK_UIS_H_RES; // USB设备应答状态
//TRACE1("r:0x%02X\r\n", (UINT16)r);
if ( r == USB_PID_STALL )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( r | ERR_USB_TRANSFER );
}
if ( r == USB_PID_NAK )
{
if ( timeout == 0 )
{
//TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( r | ERR_USB_TRANSFER );
}
if ( timeout < 0xFFFF )
{
timeout --;
}
if (TransRetry > 0)
{
TransRetry--;
}
}
else
{
switch ( endp_pid >> 4 )
{
case USB_PID_SETUP:
case USB_PID_OUT:
if ( r )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( r | ERR_USB_TRANSFER ); // 不是超时/出错,意外应答
}
break; // 超时重试
case USB_PID_IN:
if ( r == USB_PID_DATA0 && r == USB_PID_DATA1 )// 不同步则需丢弃后重试
{
} // 不同步重试
else if ( r )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( r | ERR_USB_TRANSFER ); // 不是超时/出错,意外应答
}
break; // 超时重试
default:
return( ERR_USB_UNKNOWN ); // 不可能的情况
break;
}
}
}
else // 其它中断,不应该发生的情况
{
USB_INT_FG = 0xFF; //清中断标志
}
mDelayuS( 15 );
}
while ( ++ TransRetry < 30 );
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( ERR_USB_TRANSFER ); // 应答超时
}
static UINT8 HostCtrlTransfer(const USB_SETUP_REQ *const pSetupReq, UINT8 MaxPacketSize0, PUINT8 DataBuf, PUINT16 RetLen )
{
UINT16 RemLen = 0;
UINT8 s, RxLen, RxCnt, TxCnt;
PUINT8 pBuf;
PUINT16 pLen;
pBuf = DataBuf;
pLen = RetLen;
mDelayuS( 200 );
if ( pLen )
{
*pLen = 0; // 实际成功收发的总长度
}
for (TxCnt = 0; TxCnt < sizeof(USB_SETUP_REQ); TxCnt++)
{
TxBuffer[TxCnt] = ((UINT8 *)pSetupReq)[TxCnt];
}
UH_TX_LEN = sizeof( USB_SETUP_REQ );
s = USBHostTransact( USB_PID_SETUP << 4 | 0x00, 0x00, 200000/20 );// SETUP阶段,200mS超时
if ( s != ERR_SUCCESS )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( s );
}
UH_RX_CTRL = UH_TX_CTRL = bUH_R_TOG | bUH_R_AUTO_TOG | bUH_T_TOG | bUH_T_AUTO_TOG;// 默认DATA1
UH_TX_LEN = 0x01; // 默认无数据故状态阶段为IN
RemLen = (pSetupReq->wLengthH << 8) | (pSetupReq->wLengthL);
if (RemLen && pBuf) // 需要收发数据
{
if (pSetupReq->bRequestType & USB_REQ_TYP_IN) // 收
{
while ( RemLen )
{
mDelayuS( 200 );
s = USBHostTransact( USB_PID_IN << 4 | 0x00, UH_RX_CTRL, 200000/20 );// IN数据
if ( s != ERR_SUCCESS )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( s );
}
RxLen = USB_RX_LEN < RemLen ? USB_RX_LEN : RemLen;
RemLen -= RxLen;
if ( pLen )
{
*pLen += RxLen; // 实际成功收发的总长度
}
for ( RxCnt = 0; RxCnt != RxLen; RxCnt ++ )
{
*pBuf = RxBuffer[ RxCnt ];
pBuf ++;
}
if ( USB_RX_LEN == 0 || ( USB_RX_LEN < MaxPacketSize0) )
{
break; // 短包
}
}
UH_TX_LEN = 0x00; // 状态阶段为OUT
}
else // 发
{
while ( RemLen )
{
mDelayuS( 200 );
UH_TX_LEN = RemLen >= MaxPacketSize0 ? MaxPacketSize0 : RemLen;
for ( TxCnt = 0; TxCnt != UH_TX_LEN; TxCnt ++ )
{
TxBuffer[ TxCnt ] = *pBuf;
pBuf++;
}
s = USBHostTransact( USB_PID_OUT << 4 | 0x00, UH_TX_CTRL, 200000/20 );// OUT数据
if ( s != ERR_SUCCESS )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( s );
}
RemLen -= UH_TX_LEN;
if ( pLen )
{
*pLen += UH_TX_LEN; // 实际成功收发的总长度
}
}
// 状态阶段为IN
}
}
mDelayuS(200);
s = USBHostTransact( ( UH_TX_LEN ? USB_PID_IN << 4 | 0x00: USB_PID_OUT << 4 | 0x00 ), bUH_R_TOG | bUH_T_TOG, 200000/20 ); // STATUS阶段
if ( s != ERR_SUCCESS )
{
TRACE1("quit at line %d\r\n", (UINT16)__LINE__);
return( s );
}
if ( UH_TX_LEN == 0 )
{
return( ERR_SUCCESS ); // 状态OUT
}
if ( USB_RX_LEN == 0 )
{
return( ERR_SUCCESS ); // 状态IN,检查IN状态返回数据长度
}
return( ERR_USB_BUF_OVER ); // IN状态阶段错误
}
static void FillSetupReq(USB_SETUP_REQ *const pSetupReq, UINT8 type, UINT8 req, UINT16 value, UINT16 index, UINT16 length)
{
pSetupReq->bRequestType = type;
pSetupReq->bRequest = req;
pSetupReq->wValueL = value & 0xff;
pSetupReq->wValueH = (value >> 8) & 0xff;
pSetupReq->wIndexL = index & 0xff;
pSetupReq->wIndexH = (index >> 8) & 0xff;
pSetupReq->wLengthL = length & 0xff;
pSetupReq->wLengthH = (length >> 8) & 0xff;
}
//-----------------------------------------------------------------------------------------
static UINT8 GetDeviceDescr(const USB_DEVICE *const pUsbDevice, UINT8 *pDevDescr, UINT16 reqLen, UINT16 *pRetLen) //get device describtion
{
UINT8 s;
UINT16 len;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_IN | USB_REQ_TYP_STANDARD | USB_REQ_RECIP_DEVICE,
USB_GET_DESCRIPTOR, USB_DESCR_TYP_DEVICE << 8, 0, reqLen);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, pDevDescr, &len);
if (s == ERR_SUCCESS)
{
if (pRetLen != NULL)
{
*pRetLen = len;
}
}
return s;
}
//----------------------------------------------------------------------------------------
static UINT8 GetConfigDescr(const USB_DEVICE *const pUsbDevice, UINT8 *pCfgDescr, UINT16 reqLen, UINT16 *pRetLen)
{
UINT8 s;
UINT16 len;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_IN | USB_REQ_TYP_STANDARD | USB_REQ_RECIP_DEVICE,
USB_GET_DESCRIPTOR, USB_DESCR_TYP_CONFIG << 8, 0, reqLen);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, pCfgDescr, &len);
if (s == ERR_SUCCESS)
{
if (pRetLen != NULL)
{
*pRetLen = len;
}
}
return s;
}
//-------------------------------------------------------------------------------------
static UINT8 SetUsbAddress(const USB_DEVICE *const pUsbDevice, UINT8 addr)
{
UINT8 s;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_OUT | USB_REQ_TYP_STANDARD | USB_REQ_RECIP_DEVICE,
USB_SET_ADDRESS, addr, 0, 0);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, NULL, NULL);
if (s == ERR_SUCCESS)
{
SetHostUsbAddr(addr);
}
return s;
}
//-------------------------------------------------------------------------------------
static UINT8 SetUsbConfig(const USB_DEVICE *const pUsbDevice, UINT8 cfg)
{
UINT8 s;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_OUT | USB_REQ_TYP_STANDARD | USB_REQ_RECIP_DEVICE,
USB_SET_CONFIGURATION, cfg, 0, 0);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, NULL, NULL);
return s;
}
//-----------------------------------------------------------------------------------------
static UINT8 GetHubDescriptor(const USB_DEVICE *const pUsbDevice, UINT8 *pHubDescr, UINT16 reqLen, UINT16 *pRetLen)
{
UINT8 s;
UINT16 len;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_IN | USB_REQ_TYP_CLASS | USB_REQ_RECIP_DEVICE,
USB_GET_DESCRIPTOR, USB_DESCR_TYP_HUB << 8, 0, reqLen);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, (UINT8 *)pHubDescr, &len);
if (s == ERR_SUCCESS)
{
if (pRetLen != NULL)
{
*pRetLen = len;
}
}
return s;
}
//-----------------------------------------------------------------------------------------
static UINT8 GetHubPortStatus(const USB_DEVICE *const pUsbDevice, UINT8 HubPort, UINT16 *pPortStatus, UINT16 *pPortChange)
{
UINT8 s;
UINT16 len;
UINT8 Ret[4];
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_IN | USB_REQ_TYP_CLASS | USB_REQ_RECIP_OTHER,
USB_GET_STATUS, 0, HubPort, 4);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, Ret, &len);
if(s == ERR_SUCCESS)
{
if (pPortStatus != NULL)
{
*pPortStatus = (Ret[1] << 8) | Ret[0];
}
if (pPortChange != NULL)
{
*pPortChange = (Ret[3] << 8) | Ret[2];
}
}
return s;
}
//------------------------------------------------------------------------------------------
static UINT8 SetHubPortFeature(const USB_DEVICE *const pUsbDevice, UINT8 HubPort, UINT8 selector) //this function set feature for port //this funciton set
{
UINT8 s;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_OUT | USB_REQ_TYP_CLASS | USB_REQ_RECIP_OTHER,
USB_SET_FEATURE, selector, (0 << 8) | HubPort, 0);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, NULL, NULL);
return s;
}
static UINT8 ClearHubPortFeature(const USB_DEVICE *const pUsbDevice, UINT8 HubPort, UINT8 selector)
{
UINT8 s;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_OUT | USB_REQ_TYP_CLASS | USB_REQ_RECIP_OTHER,
USB_CLEAR_FEATURE, selector, (0 << 8) | HubPort, 0);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, NULL, NULL);
return s;
}
//-----------------------------------------------------------------------------------------
static UINT8 GetReportDescriptor(const USB_DEVICE *const pUsbDevice, UINT8 interface, UINT8 *pReportDescr, UINT16 reqLen, UINT16 *pRetLen)
{
UINT8 s;
UINT16 len;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_IN | USB_REQ_TYP_STANDARD| USB_REQ_RECIP_INTERF,
USB_GET_DESCRIPTOR, USB_DESCR_TYP_REPORT << 8, interface, reqLen);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, pReportDescr, &len);
if (s == ERR_SUCCESS)
{
if (pRetLen != NULL)
{
*pRetLen = len;
}
}
return s;
}
//-----------------------------------------------------------------------------------------
static UINT8 SetIdle(const USB_DEVICE *const pUsbDevice, UINT16 durationMs, UINT8 reportID, UINT8 interface)
{
UINT8 s;
USB_SETUP_REQ SetupReq;
UINT8 duration = (UINT8)(durationMs / 4);
FillSetupReq(&SetupReq, USB_REQ_TYP_OUT | USB_REQ_TYP_CLASS | USB_REQ_RECIP_INTERF,
HID_SET_IDLE, (duration << 8) | reportID, interface, 0);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, NULL, NULL);
return s;
}
//-----------------------------------------------------------------------------------------------
static UINT8 SetReport(const USB_DEVICE *const pUsbDevice, UINT8 interface, UINT8 *pReport, UINT16 ReportLen)
{
UINT8 s;
UINT16 len;
USB_SETUP_REQ SetupReq;
FillSetupReq(&SetupReq, USB_REQ_TYP_OUT | USB_REQ_TYP_CLASS | USB_REQ_RECIP_INTERF,
HID_SET_REPORT, HID_REPORT_OUTPUT << 8, interface, ReportLen);
s = HostCtrlTransfer(&SetupReq, pUsbDevice->MaxPacketSize0, pReport, &len);
return s;
}
//-----------------------------------------------------------------------------------------------
void InitUsbData(void)
{
int i;
for (i = 0; i < ROOT_HUB_PORT_NUM; i++)
{
InitRootHubPortData(i);
}
}
static UINT8 TransferReceive(ENDPOINT *const pEndPoint, UINT8 *pData, UINT16 *pRetLen)
{
UINT8 s;
UINT8 len;
s = USBHostTransact(USB_PID_IN << 4 | (pEndPoint->EndpointAddr & 0x7F), pEndPoint->TOG ? bUH_R_TOG | bUH_T_TOG : 0, 0 );// CH559传输事务,获取数据,NAK不重试
if (s == ERR_SUCCESS)
{
UINT8 i;
len = USB_RX_LEN;
for (i = 0; i < len; i++)
{
*pData++ = RxBuffer[i];
}
if (pRetLen != NULL)
{
*pRetLen = len;
}
pEndPoint->TOG = pEndPoint->TOG ? FALSE : TRUE;
}
return(s);
}
//-------------------------------------------------------------------------------------------
static UINT8 HIDDataTransferReceive(USB_DEVICE *const pUsbDevice)
{
UINT8 s;
int i, j;
int interfaceNum;
int endpointNum;
UINT16 len;
interfaceNum = pUsbDevice->InterfaceNum;
for (i = 0; i < interfaceNum; i++)
{
INTERFACE *pInterface = &pUsbDevice->Interface[i];
if (pInterface->InterfaceClass == USB_DEV_CLASS_HID)
{
endpointNum = pInterface->EndpointNum;
for (j = 0; j < endpointNum; j++)
{
ENDPOINT *pEndPoint = &pInterface->Endpoint[j];
if (pEndPoint->EndpointDir == ENDPOINT_IN)
{
s = TransferReceive(pEndPoint, ReceiveDataBuffer, &len);
if (s == ERR_SUCCESS)
{
TRACE1("interface %d data:", (UINT16)i);
ProcessHIDData(pInterface, ReceiveDataBuffer, len);
}
}
}
}
}
return(s);
}
//enum device
static BOOL EnumerateHubPort(USB_HUB_PORT *const pUsbHubPort, UINT8 addr)
{
UINT8 i, s;
UINT16 len;
UINT16 cfgDescLen;
USB_DEVICE *pUsbDevice;
USB_CFG_DESCR *pCfgDescr;
pUsbDevice = &pUsbHubPort->UsbDevice;
//get first 8 bytes of device descriptor to get maxpacketsize0
s = GetDeviceDescr(pUsbDevice, ReceiveDataBuffer, 8, &len);
if (s != ERR_SUCCESS)
{
TRACE1("GetDeviceDescr failed,s:0x%02X\r\n", (UINT16)s);
return(FALSE);
}
TRACE("GetDeviceDescr OK\r\n");
TRACE1("len=%d\r\n", len);
ParseDeviceDescriptor((USB_DEV_DESCR *)ReceiveDataBuffer, len, pUsbDevice);
TRACE1("MaxPacketSize0=%bd\r\n", pUsbDevice->MaxPacketSize0);
//set device address
s = SetUsbAddress(pUsbDevice, addr);
if (s != ERR_SUCCESS)
{
return(FALSE);
}
pUsbDevice->DeviceAddress = addr;
TRACE("SetUsbAddress OK\r\n");
TRACE1("address=%bd\r\n", pUsbDevice->DeviceAddress);
//get full bytes of device descriptor
s = GetDeviceDescr(pUsbDevice, ReceiveDataBuffer, sizeof(USB_DEV_DESCR), &len);
if (s != ERR_SUCCESS)
{
TRACE("GetDeviceDescr failed\r\n");
return(FALSE);
}
TRACE("GetDeviceDescr OK\r\n");
TRACE1("len=%d\r\n", len);
ParseDeviceDescriptor((USB_DEV_DESCR *)ReceiveDataBuffer, len, pUsbDevice);
TRACE3("VendorID=0x%04X,ProductID=0x%04X,bcdDevice=0x%04X\r\n", pUsbDevice->VendorID, pUsbDevice->ProductID, pUsbDevice->bcdDevice);
//get configure descriptor for the first time
cfgDescLen = sizeof(USB_CFG_DESCR);
TRACE1("GetConfigDescr with cfgDescLen=%d\r\n", cfgDescLen);
s = GetConfigDescr(pUsbDevice, ReceiveDataBuffer, cfgDescLen, &len);
if (s != ERR_SUCCESS)
{
TRACE("GetConfigDescr 1 failed\r\n");
return(FALSE);
}
//get configure descriptor for the second time
pCfgDescr = (USB_CFG_DESCR *)ReceiveDataBuffer;
cfgDescLen = pCfgDescr->wTotalLengthL | (pCfgDescr->wTotalLengthH << 8);
if (cfgDescLen > RECEIVE_BUFFER_LEN)
{
cfgDescLen = RECEIVE_BUFFER_LEN;
}
TRACE1("GetConfigDescr with cfgDescLen=%d\r\n", cfgDescLen);
s = GetConfigDescr(pUsbDevice, ReceiveDataBuffer, cfgDescLen, &len);
if (s != ERR_SUCCESS)
{
TRACE("GetConfigDescr 2 failed\r\n");
return(FALSE);
}
//parse config descriptor
ParseConfigDescriptor((USB_CFG_DESCR *)ReceiveDataBuffer, len, pUsbDevice);
TRACE("GetConfigDescr OK\r\n");
TRACE1("len=%d\r\n", len);
//set config
s = SetUsbConfig(pUsbDevice, ((USB_CFG_DESCR *)ReceiveDataBuffer)->bConfigurationValue);
if (s != ERR_SUCCESS)
{
return(FALSE);
}
TRACE("SetUsbConfig OK\r\n");
TRACE1("configure=%bd\r\n", ((USB_CFG_DESCR *)ReceiveDataBuffer)->bConfigurationValue);
TRACE1("pUsbDevice->InterfaceNum=%d\r\n", (UINT16)pUsbDevice->InterfaceNum);
if (pUsbDevice->DeviceClass != USB_DEV_CLASS_HUB)
{
for (i = 0; i < pUsbDevice->InterfaceNum; i++)
{
#ifdef DEBUG
int j;
#endif
INTERFACE *pInterface = &pUsbDevice->Interface[i];
TRACE1("InterfaceClass=0x%02X\r\n", (UINT16)pInterface->InterfaceClass);
TRACE1("InterfaceProtocol=0x%02X\r\n", (UINT16)pInterface->InterfaceProtocol);
#ifdef DEBUG
for (j = 0; j < pInterface->EndpointNum; j++)
{
if (pInterface->Endpoint[j].EndpointDir == ENDPOINT_OUT)
{
TRACE1("endpoint %bd out\r\n", pInterface->Endpoint[j].EndpointAddr);
}
else
{
TRACE1("endpoint %bd in\r\n", pInterface->Endpoint[j].EndpointAddr);
}
TRACE1("endpoint packet size=%d\r\n", pInterface->Endpoint[j].MaxPacketSize);
}
#endif
if (pInterface->InterfaceClass == USB_DEV_CLASS_HID)
{
s = SetIdle(pUsbDevice, 0, 0, i);
if (s != ERR_SUCCESS)
{
TRACE("SetIdle failed\r\n");
}
else
{
TRACE("SetIdle OK\r\n");
}
TRACE1("Interface %bd:", i);
TRACE1("InterfaceProtocol:%bd\r\n", pInterface->InterfaceProtocol);
s = GetReportDescriptor(pUsbDevice, i, ReceiveDataBuffer, sizeof(ReceiveDataBuffer), &len);
if (s != ERR_SUCCESS)
{
return FALSE;
}
TRACE("GetReportDescriptor OK\r\n");
TRACE1("report descr len:%d\r\n", len);
#ifdef DEBUG
{
UINT16 k;
for (k = 0; k < len; k++)
{
TRACE1("0x%02X ", (UINT16)ReceiveDataBuffer[k]);
}
TRACE("\r\n");
}
#endif
ParseReportDescriptor(ReceiveDataBuffer, len, &pInterface->HidSegStruct);
#ifdef DEBUG
if (pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_MODIFIER_INDEX].size != 0)
{
//It is a keyboard
TRACE1("keyboard report id:%bd\r\n", pInterface->HidSegStruct.KeyboardReportId);
TRACE3("keyboardModifierStart=%bd,keyboardModifierSize=%bd,keyboardModifierCount=%bd\r\n",
pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_MODIFIER_INDEX].start,
pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_MODIFIER_INDEX].size,
pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_MODIFIER_INDEX].count);
TRACE3("keyboardValueStart=%bd,keyboardValueSize=%bd,keyboardValueCount=%bd\r\n",
pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_VAL_INDEX].start,
pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_VAL_INDEX].size,
pInterface->HidSegStruct.HIDSeg[HID_SEG_KEYBOARD_VAL_INDEX].count);
}
else if (pInterface->HidSegStruct.HIDSeg[HID_SEG_BUTTON_INDEX].size != 0)
{
//It is a mouse
TRACE1("mouse report id:%bd\r\n", pInterface->HidSegStruct.MouseReportId);
TRACE3("buttonStart=%bd,buttonSize=%bd,buttonCount=%bd\r\n",
pInterface->HidSegStruct.HIDSeg[HID_SEG_BUTTON_INDEX].start,
pInterface->HidSegStruct.HIDSeg[HID_SEG_BUTTON_INDEX].size,
pInterface->HidSegStruct.HIDSeg[HID_SEG_BUTTON_INDEX].count);
TRACE3("xStart=%bd,xSize=%bd,xCount=%bd\r\n",
pInterface->HidSegStruct.HIDSeg[HID_SEG_X_INDEX].start,
pInterface->HidSegStruct.HIDSeg[HID_SEG_X_INDEX].size,
pInterface->HidSegStruct.HIDSeg[HID_SEG_X_INDEX].count);
TRACE3("yStart=%bd,ySize=%bd,yCount=%bd\r\n",
pInterface->HidSegStruct.HIDSeg[HID_SEG_Y_INDEX].start,
pInterface->HidSegStruct.HIDSeg[HID_SEG_Y_INDEX].size,
pInterface->HidSegStruct.HIDSeg[HID_SEG_Y_INDEX].count);
TRACE3("wheelStart=%bd,wheelSize=%bd,wheelCount=%bd\r\n",
pInterface->HidSegStruct.HIDSeg[HID_SEG_WHEEL_INDEX].start,
pInterface->HidSegStruct.HIDSeg[HID_SEG_WHEEL_INDEX].size,