1 /* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
3 This software may be distributed and modified under the terms of the GNU
4 General Public License version 2 (GPL2) as published by the Free Software
5 Foundation and appearing in the file GPL2.TXT included in the packaging of
6 this file. Please note that GPL2 Section 2[b] requires that all works based
7 on this software must also be made publicly available under the terms of
14 Web : http://www.circuitsathome.com
15 e-mail : support@circuitsathome.com
17 #include "cdc_XR21B1411.h"
19 XR21B1411::XR21B1411(USB *p, CDCAsyncOper *pasync) :
22 _enhanced_status = enhanced_features(); // Set up features
25 uint8_t XR21B1411::Init(uint8_t parent, uint8_t port, bool lowspeed) {
26 const uint8_t constBufSize = sizeof (USB_DEVICE_DESCRIPTOR);
28 uint8_t buf[constBufSize];
29 USB_DEVICE_DESCRIPTOR * udd = reinterpret_cast<USB_DEVICE_DESCRIPTOR*>(buf);
33 EpInfo *oldep_ptr = NULL;
34 uint8_t num_of_conf; // number of configurations
36 AddressPool &addrPool = pUsb->GetAddressPool();
38 USBTRACE("XR Init\r\n");
41 return USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE;
43 // Get pointer to pseudo device with address 0 assigned
44 p = addrPool.GetUsbDevicePtr(0);
47 return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
50 USBTRACE("epinfo\r\n");
51 return USB_ERROR_EPINFO_IS_NULL;
54 // Save old pointer to EP_RECORD of address 0
55 oldep_ptr = p->epinfo;
57 // Temporary assign new pointer to epInfo to p->epinfo in order to avoid toggle inconsistence
60 p->lowspeed = lowspeed;
62 // Get device descriptor
63 rcode = pUsb->getDevDescr(0, 0, constBufSize, (uint8_t*)buf);
66 p->epinfo = oldep_ptr;
71 // Allocate new address according to device class
72 bAddress = addrPool.AllocAddress(parent, false, port);
75 return USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL;
77 // Extract Max Packet Size from the device descriptor
78 epInfo[0].maxPktSize = udd->bMaxPacketSize0;
80 // Assign new address to the device
81 rcode = pUsb->setAddr(0, 0, bAddress);
85 addrPool.FreeAddress(bAddress);
87 USBTRACE2("setAddr:", rcode);
91 USBTRACE2("Addr:", bAddress);
95 p = addrPool.GetUsbDevicePtr(bAddress);
98 return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
100 p->lowspeed = lowspeed;
102 num_of_conf = udd->bNumConfigurations;
104 if((((udd->idVendor != 0x2890U) || (udd->idProduct != 0x0201U)) && ((udd->idVendor != 0x04e2U) || (udd->idProduct != 0x1411U))))
105 return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
107 // Assign epInfo to epinfo pointer
108 rcode = pUsb->setEpInfoEntry(bAddress, 1, epInfo);
111 goto FailSetDevTblEntry;
113 USBTRACE2("NC:", num_of_conf);
115 for(uint8_t i = 0; i < num_of_conf; i++) {
116 ConfigDescParser< USB_CLASS_COM_AND_CDC_CTRL,
118 CDC_PROTOCOL_ITU_T_V_250,
119 CP_MASK_COMPARE_CLASS |
120 CP_MASK_COMPARE_SUBCLASS |
121 CP_MASK_COMPARE_PROTOCOL > CdcControlParser(this);
123 ConfigDescParser<USB_CLASS_CDC_DATA, 0, 0,
124 CP_MASK_COMPARE_CLASS> CdcDataParser(this);
126 rcode = pUsb->getConfDescr(bAddress, 0, i, &CdcControlParser);
129 goto FailGetConfDescr;
131 rcode = pUsb->getConfDescr(bAddress, 0, i, &CdcDataParser);
134 goto FailGetConfDescr;
141 return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
143 // Assign epInfo to epinfo pointer
144 rcode = pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo);
146 USBTRACE2("Conf:", bConfNum);
148 // Set Configuration Value
149 rcode = pUsb->setConf(bAddress, 0, bConfNum);
152 goto FailSetConfDescr;
154 // Set up features status
155 _enhanced_status = enhanced_features();
160 wide(false); // Always false, because this is only available in custom mode.
162 rcode = pAsync->OnInit(this);
167 USBTRACE("XR configured\r\n");
171 //bPollEnable = true;
173 //USBTRACE("Poll enabled\r\n");
177 #ifdef DEBUG_USB_HOST
178 NotifyFailGetDevDescr();
183 #ifdef DEBUG_USB_HOST
184 NotifyFailSetDevTblEntry();
189 #ifdef DEBUG_USB_HOST
190 NotifyFailGetConfDescr();
195 #ifdef DEBUG_USB_HOST
196 NotifyFailSetConfDescr();
201 #ifdef DEBUG_USB_HOST
205 #ifdef DEBUG_USB_HOST