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Dependencies:   FatFileSystem TB6612FNG2 mbed

usb/UsbEndpoint.cpp@0:de03cbbcd0ff, 2015-11-30 (annotated)

Committer:
mbed_Cookbook_SE
Date:
Mon Nov 30 09:32:15 2015 +0000
Revision:
0:de03cbbcd0ff
??

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_Cookbook_SE 0:de03cbbcd0ff 1
mbed_Cookbook_SE 0:de03cbbcd0ff 2 /*
mbed_Cookbook_SE 0:de03cbbcd0ff 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
mbed_Cookbook_SE 0:de03cbbcd0ff 4
mbed_Cookbook_SE 0:de03cbbcd0ff 5 Permission is hereby granted, free of charge, to any person obtaining a copy
mbed_Cookbook_SE 0:de03cbbcd0ff 6 of this software and associated documentation files (the "Software"), to deal
mbed_Cookbook_SE 0:de03cbbcd0ff 7 in the Software without restriction, including without limitation the rights
mbed_Cookbook_SE 0:de03cbbcd0ff 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
mbed_Cookbook_SE 0:de03cbbcd0ff 9 copies of the Software, and to permit persons to whom the Software is
mbed_Cookbook_SE 0:de03cbbcd0ff 10 furnished to do so, subject to the following conditions:
mbed_Cookbook_SE 0:de03cbbcd0ff 11
mbed_Cookbook_SE 0:de03cbbcd0ff 12 The above copyright notice and this permission notice shall be included in
mbed_Cookbook_SE 0:de03cbbcd0ff 13 all copies or substantial portions of the Software.
mbed_Cookbook_SE 0:de03cbbcd0ff 14
mbed_Cookbook_SE 0:de03cbbcd0ff 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
mbed_Cookbook_SE 0:de03cbbcd0ff 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
mbed_Cookbook_SE 0:de03cbbcd0ff 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
mbed_Cookbook_SE 0:de03cbbcd0ff 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
mbed_Cookbook_SE 0:de03cbbcd0ff 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbed_Cookbook_SE 0:de03cbbcd0ff 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
mbed_Cookbook_SE 0:de03cbbcd0ff 21 THE SOFTWARE.
mbed_Cookbook_SE 0:de03cbbcd0ff 22 */
mbed_Cookbook_SE 0:de03cbbcd0ff 23
mbed_Cookbook_SE 0:de03cbbcd0ff 24 #include "UsbEndpoint.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 25 #include "UsbDevice.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 26 #include "usb_mem.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 27 #include "Usb_td.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 28 #include "netCfg.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 29 #if NET_USB
mbed_Cookbook_SE 0:de03cbbcd0ff 30
mbed_Cookbook_SE 0:de03cbbcd0ff 31 //#define __DEBUG
mbed_Cookbook_SE 0:de03cbbcd0ff 32 //#define __DEBUG3
mbed_Cookbook_SE 0:de03cbbcd0ff 33 //#include "dbg/dbg.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 34 #include "mydbg.h"
mbed_Cookbook_SE 0:de03cbbcd0ff 35
mbed_Cookbook_SE 0:de03cbbcd0ff 36 UsbEndpoint::UsbEndpoint( UsbDevice* pDevice, uint8_t ep, bool dir, UsbEndpointType type, uint16_t size, int addr /*= -1*/ )
mbed_Cookbook_SE 0:de03cbbcd0ff 37 : m_pDevice(pDevice), m_result(true), m_status((int)USBERR_OK), m_len(0), m_pBufStartPtr(NULL),
mbed_Cookbook_SE 0:de03cbbcd0ff 38 m_pCbItem(NULL), m_pCbMeth(NULL)
mbed_Cookbook_SE 0:de03cbbcd0ff 39 {
mbed_Cookbook_SE 0:de03cbbcd0ff 40 if (type == USB_ISO) {
mbed_Cookbook_SE 0:de03cbbcd0ff 41 UsbEndpoint_iso(pDevice, ep, dir, type, size, addr);
mbed_Cookbook_SE 0:de03cbbcd0ff 42 return;
mbed_Cookbook_SE 0:de03cbbcd0ff 43 }
mbed_Cookbook_SE 0:de03cbbcd0ff 44
mbed_Cookbook_SE 0:de03cbbcd0ff 45 m_pEd = (volatile HCED*)usb_get_ed();
mbed_Cookbook_SE 0:de03cbbcd0ff 46 DBG_ASSERT(m_pEd);
mbed_Cookbook_SE 0:de03cbbcd0ff 47 memset((void*)m_pEd, 0, sizeof(HCED));
mbed_Cookbook_SE 0:de03cbbcd0ff 48
mbed_Cookbook_SE 0:de03cbbcd0ff 49 m_pTdHead = (volatile HCTD*)usb_get_td((uint32_t)this);
mbed_Cookbook_SE 0:de03cbbcd0ff 50 DBG_ASSERT(m_pTdHead);
mbed_Cookbook_SE 0:de03cbbcd0ff 51 m_pTdTail = (volatile HCTD*)usb_get_td((uint32_t)this);
mbed_Cookbook_SE 0:de03cbbcd0ff 52 DBG_ASSERT(m_pTdTail);
mbed_Cookbook_SE 0:de03cbbcd0ff 53 DBG("m_pEd =%p\n", m_pEd);
mbed_Cookbook_SE 0:de03cbbcd0ff 54 DBG("m_pTdHead=%p\n", m_pTdHead);
mbed_Cookbook_SE 0:de03cbbcd0ff 55 DBG("m_pTdTail=%p\n", m_pTdTail);
mbed_Cookbook_SE 0:de03cbbcd0ff 56
mbed_Cookbook_SE 0:de03cbbcd0ff 57 if(addr == -1)
mbed_Cookbook_SE 0:de03cbbcd0ff 58 addr = pDevice->m_addr;
mbed_Cookbook_SE 0:de03cbbcd0ff 59
mbed_Cookbook_SE 0:de03cbbcd0ff 60 //Setup Ed
mbed_Cookbook_SE 0:de03cbbcd0ff 61 //printf("\r\n--Ep Setup--\r\n");
mbed_Cookbook_SE 0:de03cbbcd0ff 62 m_pEd->Control = addr | /* USB address */
mbed_Cookbook_SE 0:de03cbbcd0ff 63 ((ep & 0x7F) << 7) | /* Endpoint address */
mbed_Cookbook_SE 0:de03cbbcd0ff 64 (type!=USB_CONTROL?((dir?2:1) << 11):0) | /* direction : Out = 1, 2 = In */
mbed_Cookbook_SE 0:de03cbbcd0ff 65 (size << 16); /* MaxPkt Size */
mbed_Cookbook_SE 0:de03cbbcd0ff 66 DBG3("m_pEd->Control=%08X\n", m_pEd->Control);
mbed_Cookbook_SE 0:de03cbbcd0ff 67 m_dir = dir;
mbed_Cookbook_SE 0:de03cbbcd0ff 68 m_setup = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 69 m_type = type;
mbed_Cookbook_SE 0:de03cbbcd0ff 70
mbed_Cookbook_SE 0:de03cbbcd0ff 71 m_pEd->TailTd = m_pEd->HeadTd = (uint32_t) m_pTdTail; //Empty TD list
mbed_Cookbook_SE 0:de03cbbcd0ff 72
mbed_Cookbook_SE 0:de03cbbcd0ff 73 DBG("Before link\n");
mbed_Cookbook_SE 0:de03cbbcd0ff 74
mbed_Cookbook_SE 0:de03cbbcd0ff 75 //printf("\r\n--Ep Reg--\r\n");
mbed_Cookbook_SE 0:de03cbbcd0ff 76 //Append Ed to Ed list
mbed_Cookbook_SE 0:de03cbbcd0ff 77 HCCA* hcca;
mbed_Cookbook_SE 0:de03cbbcd0ff 78 //volatile HCED* nextEd;
mbed_Cookbook_SE 0:de03cbbcd0ff 79 DBG("m_type=%d\n", m_type);
mbed_Cookbook_SE 0:de03cbbcd0ff 80 switch( m_type )
mbed_Cookbook_SE 0:de03cbbcd0ff 81 {
mbed_Cookbook_SE 0:de03cbbcd0ff 82 case USB_CONTROL:
mbed_Cookbook_SE 0:de03cbbcd0ff 83 m_pEd->Next = LPC_USB->HcControlHeadED;
mbed_Cookbook_SE 0:de03cbbcd0ff 84 LPC_USB->HcControlHeadED = (uint32_t)m_pEd;
mbed_Cookbook_SE 0:de03cbbcd0ff 85 return;
mbed_Cookbook_SE 0:de03cbbcd0ff 86
mbed_Cookbook_SE 0:de03cbbcd0ff 87 case USB_BULK:
mbed_Cookbook_SE 0:de03cbbcd0ff 88 m_pEd->Next = LPC_USB->HcBulkHeadED;
mbed_Cookbook_SE 0:de03cbbcd0ff 89 LPC_USB->HcBulkHeadED = (uint32_t)m_pEd;
mbed_Cookbook_SE 0:de03cbbcd0ff 90 return;
mbed_Cookbook_SE 0:de03cbbcd0ff 91
mbed_Cookbook_SE 0:de03cbbcd0ff 92 case USB_INT:
mbed_Cookbook_SE 0:de03cbbcd0ff 93 hcca = (HCCA*)usb_get_hcca();
mbed_Cookbook_SE 0:de03cbbcd0ff 94 m_pEd->Next = hcca->IntTable[0];
mbed_Cookbook_SE 0:de03cbbcd0ff 95 hcca->IntTable[0] = (uint32_t)m_pEd;
mbed_Cookbook_SE 0:de03cbbcd0ff 96 return;
mbed_Cookbook_SE 0:de03cbbcd0ff 97
mbed_Cookbook_SE 0:de03cbbcd0ff 98 default:
mbed_Cookbook_SE 0:de03cbbcd0ff 99 DBG_ASSERT(0);
mbed_Cookbook_SE 0:de03cbbcd0ff 100 }
mbed_Cookbook_SE 0:de03cbbcd0ff 101 }
mbed_Cookbook_SE 0:de03cbbcd0ff 102
mbed_Cookbook_SE 0:de03cbbcd0ff 103
mbed_Cookbook_SE 0:de03cbbcd0ff 104 UsbEndpoint::~UsbEndpoint()
mbed_Cookbook_SE 0:de03cbbcd0ff 105 {
mbed_Cookbook_SE 0:de03cbbcd0ff 106 DBG_ASSERT(0);
mbed_Cookbook_SE 0:de03cbbcd0ff 107
mbed_Cookbook_SE 0:de03cbbcd0ff 108 m_pEd->Control |= ED_SKIP; //Skip this Ep in queue
mbed_Cookbook_SE 0:de03cbbcd0ff 109
mbed_Cookbook_SE 0:de03cbbcd0ff 110 //Remove from queue
mbed_Cookbook_SE 0:de03cbbcd0ff 111 volatile HCED* prevEd;
mbed_Cookbook_SE 0:de03cbbcd0ff 112 HCCA* hcca;
mbed_Cookbook_SE 0:de03cbbcd0ff 113 switch( m_type )
mbed_Cookbook_SE 0:de03cbbcd0ff 114 {
mbed_Cookbook_SE 0:de03cbbcd0ff 115 case USB_CONTROL:
mbed_Cookbook_SE 0:de03cbbcd0ff 116 prevEd = (volatile HCED*) LPC_USB->HcControlHeadED;
mbed_Cookbook_SE 0:de03cbbcd0ff 117 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 118 case USB_BULK:
mbed_Cookbook_SE 0:de03cbbcd0ff 119 prevEd = (volatile HCED*) LPC_USB->HcBulkHeadED;
mbed_Cookbook_SE 0:de03cbbcd0ff 120 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 121 case USB_INT:
mbed_Cookbook_SE 0:de03cbbcd0ff 122 hcca = (HCCA*)usb_get_hcca();
mbed_Cookbook_SE 0:de03cbbcd0ff 123 prevEd = (volatile HCED*)hcca->IntTable[0];
mbed_Cookbook_SE 0:de03cbbcd0ff 124 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 125 default:
mbed_Cookbook_SE 0:de03cbbcd0ff 126 DBG_ASSERT(0);
mbed_Cookbook_SE 0:de03cbbcd0ff 127 }
mbed_Cookbook_SE 0:de03cbbcd0ff 128 if( m_pEd == prevEd )
mbed_Cookbook_SE 0:de03cbbcd0ff 129 {
mbed_Cookbook_SE 0:de03cbbcd0ff 130 switch( m_type )
mbed_Cookbook_SE 0:de03cbbcd0ff 131 {
mbed_Cookbook_SE 0:de03cbbcd0ff 132 case USB_CONTROL:
mbed_Cookbook_SE 0:de03cbbcd0ff 133 LPC_USB->HcControlHeadED = m_pEd->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 134 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 135 case USB_BULK:
mbed_Cookbook_SE 0:de03cbbcd0ff 136 LPC_USB->HcBulkHeadED = m_pEd->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 137 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 138 case USB_INT:
mbed_Cookbook_SE 0:de03cbbcd0ff 139 hcca = (HCCA*)usb_get_hcca();
mbed_Cookbook_SE 0:de03cbbcd0ff 140 hcca->IntTable[0] = m_pEd->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 141 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 142 default:
mbed_Cookbook_SE 0:de03cbbcd0ff 143 DBG_ASSERT(0);
mbed_Cookbook_SE 0:de03cbbcd0ff 144 }
mbed_Cookbook_SE 0:de03cbbcd0ff 145 LPC_USB->HcBulkHeadED = m_pEd->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 146 }
mbed_Cookbook_SE 0:de03cbbcd0ff 147 else
mbed_Cookbook_SE 0:de03cbbcd0ff 148 {
mbed_Cookbook_SE 0:de03cbbcd0ff 149 while( prevEd->Next != (uint32_t) m_pEd )
mbed_Cookbook_SE 0:de03cbbcd0ff 150 {
mbed_Cookbook_SE 0:de03cbbcd0ff 151 prevEd = (volatile HCED*) prevEd->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 152 }
mbed_Cookbook_SE 0:de03cbbcd0ff 153 prevEd->Next = m_pEd->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 154 }
mbed_Cookbook_SE 0:de03cbbcd0ff 155
mbed_Cookbook_SE 0:de03cbbcd0ff 156 //
mbed_Cookbook_SE 0:de03cbbcd0ff 157 usb_free_ed((volatile byte*)m_pEd);
mbed_Cookbook_SE 0:de03cbbcd0ff 158
mbed_Cookbook_SE 0:de03cbbcd0ff 159 usb_free_td((volatile byte*)m_pTdHead);
mbed_Cookbook_SE 0:de03cbbcd0ff 160 usb_free_td((volatile byte*)m_pTdTail);
mbed_Cookbook_SE 0:de03cbbcd0ff 161 }
mbed_Cookbook_SE 0:de03cbbcd0ff 162
mbed_Cookbook_SE 0:de03cbbcd0ff 163 void UsbEndpoint::setNextToken(uint32_t token) //Only for control Eps
mbed_Cookbook_SE 0:de03cbbcd0ff 164 {
mbed_Cookbook_SE 0:de03cbbcd0ff 165 switch(token)
mbed_Cookbook_SE 0:de03cbbcd0ff 166 {
mbed_Cookbook_SE 0:de03cbbcd0ff 167 case TD_SETUP:
mbed_Cookbook_SE 0:de03cbbcd0ff 168 m_dir = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 169 m_setup = true;
mbed_Cookbook_SE 0:de03cbbcd0ff 170 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 171 case TD_IN:
mbed_Cookbook_SE 0:de03cbbcd0ff 172 m_dir = true;
mbed_Cookbook_SE 0:de03cbbcd0ff 173 m_setup = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 174 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 175 case TD_OUT:
mbed_Cookbook_SE 0:de03cbbcd0ff 176 m_dir = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 177 m_setup = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 178 break;
mbed_Cookbook_SE 0:de03cbbcd0ff 179 }
mbed_Cookbook_SE 0:de03cbbcd0ff 180 }
mbed_Cookbook_SE 0:de03cbbcd0ff 181
mbed_Cookbook_SE 0:de03cbbcd0ff 182 UsbErr UsbEndpoint::transfer(volatile uint8_t* buf, uint32_t len)
mbed_Cookbook_SE 0:de03cbbcd0ff 183 {
mbed_Cookbook_SE 0:de03cbbcd0ff 184 DBG("buf=%p\n", buf);
mbed_Cookbook_SE 0:de03cbbcd0ff 185 if(!m_result)
mbed_Cookbook_SE 0:de03cbbcd0ff 186 return USBERR_BUSY; //The previous trasnfer is not completed
mbed_Cookbook_SE 0:de03cbbcd0ff 187 //FIXME: We should be able to queue the next transfer, still needs to be implemented
mbed_Cookbook_SE 0:de03cbbcd0ff 188
mbed_Cookbook_SE 0:de03cbbcd0ff 189 if( !m_pDevice->connected() )
mbed_Cookbook_SE 0:de03cbbcd0ff 190 return USBERR_DISCONNECTED;
mbed_Cookbook_SE 0:de03cbbcd0ff 191
mbed_Cookbook_SE 0:de03cbbcd0ff 192 m_result = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 193
mbed_Cookbook_SE 0:de03cbbcd0ff 194 volatile uint32_t token = (m_setup?TD_SETUP:(m_dir?TD_IN:TD_OUT));
mbed_Cookbook_SE 0:de03cbbcd0ff 195
mbed_Cookbook_SE 0:de03cbbcd0ff 196 volatile uint32_t td_toggle;
mbed_Cookbook_SE 0:de03cbbcd0ff 197 if (m_type == USB_CONTROL)
mbed_Cookbook_SE 0:de03cbbcd0ff 198 {
mbed_Cookbook_SE 0:de03cbbcd0ff 199 if (m_setup)
mbed_Cookbook_SE 0:de03cbbcd0ff 200 {
mbed_Cookbook_SE 0:de03cbbcd0ff 201 td_toggle = TD_TOGGLE_0;
mbed_Cookbook_SE 0:de03cbbcd0ff 202 }
mbed_Cookbook_SE 0:de03cbbcd0ff 203 else
mbed_Cookbook_SE 0:de03cbbcd0ff 204 {
mbed_Cookbook_SE 0:de03cbbcd0ff 205 td_toggle = TD_TOGGLE_1;
mbed_Cookbook_SE 0:de03cbbcd0ff 206 }
mbed_Cookbook_SE 0:de03cbbcd0ff 207 }
mbed_Cookbook_SE 0:de03cbbcd0ff 208 else
mbed_Cookbook_SE 0:de03cbbcd0ff 209 {
mbed_Cookbook_SE 0:de03cbbcd0ff 210 td_toggle = 0;
mbed_Cookbook_SE 0:de03cbbcd0ff 211 }
mbed_Cookbook_SE 0:de03cbbcd0ff 212
mbed_Cookbook_SE 0:de03cbbcd0ff 213 //Swap Tds
mbed_Cookbook_SE 0:de03cbbcd0ff 214 volatile HCTD* pTdSwap;
mbed_Cookbook_SE 0:de03cbbcd0ff 215 pTdSwap = m_pTdTail;
mbed_Cookbook_SE 0:de03cbbcd0ff 216 m_pTdTail = m_pTdHead;
mbed_Cookbook_SE 0:de03cbbcd0ff 217 m_pTdHead = pTdSwap;
mbed_Cookbook_SE 0:de03cbbcd0ff 218
mbed_Cookbook_SE 0:de03cbbcd0ff 219 m_pTdHead->Control = (TD_ROUNDING |
mbed_Cookbook_SE 0:de03cbbcd0ff 220 token |
mbed_Cookbook_SE 0:de03cbbcd0ff 221 TD_DELAY_INT(0) |//7
mbed_Cookbook_SE 0:de03cbbcd0ff 222 td_toggle |
mbed_Cookbook_SE 0:de03cbbcd0ff 223 TD_CC);
mbed_Cookbook_SE 0:de03cbbcd0ff 224
mbed_Cookbook_SE 0:de03cbbcd0ff 225 m_pTdTail->Control = 0;
mbed_Cookbook_SE 0:de03cbbcd0ff 226 m_pTdHead->CurrBufPtr = (uint32_t) buf;
mbed_Cookbook_SE 0:de03cbbcd0ff 227 m_pBufStartPtr = buf;
mbed_Cookbook_SE 0:de03cbbcd0ff 228 m_pTdTail->CurrBufPtr = 0;
mbed_Cookbook_SE 0:de03cbbcd0ff 229 m_pTdHead->Next = (uint32_t) m_pTdTail;
mbed_Cookbook_SE 0:de03cbbcd0ff 230 m_pTdTail->Next = 0;
mbed_Cookbook_SE 0:de03cbbcd0ff 231 m_pTdHead->BufEnd = (uint32_t)(buf + (len - 1));
mbed_Cookbook_SE 0:de03cbbcd0ff 232 m_pTdTail->BufEnd = 0;
mbed_Cookbook_SE 0:de03cbbcd0ff 233
mbed_Cookbook_SE 0:de03cbbcd0ff 234 m_pEd->HeadTd = (uint32_t)m_pTdHead | ((m_pEd->HeadTd) & 0x00000002); //Carry bit
mbed_Cookbook_SE 0:de03cbbcd0ff 235 m_pEd->TailTd = (uint32_t)m_pTdTail;
mbed_Cookbook_SE 0:de03cbbcd0ff 236
mbed_Cookbook_SE 0:de03cbbcd0ff 237 //DBG("m_pEd->HeadTd = %08x\n", m_pEd->HeadTd);
mbed_Cookbook_SE 0:de03cbbcd0ff 238
mbed_Cookbook_SE 0:de03cbbcd0ff 239 if(m_type == USB_CONTROL) {
mbed_Cookbook_SE 0:de03cbbcd0ff 240 LPC_USB->HcCommandStatus = LPC_USB->HcCommandStatus | OR_CMD_STATUS_CLF;
mbed_Cookbook_SE 0:de03cbbcd0ff 241 LPC_USB->HcControl = LPC_USB->HcControl | OR_CONTROL_CLE; //Enable control list
mbed_Cookbook_SE 0:de03cbbcd0ff 242 } else if (m_type == USB_BULK) { //USB_BULK
mbed_Cookbook_SE 0:de03cbbcd0ff 243 LPC_USB->HcCommandStatus = LPC_USB->HcCommandStatus | OR_CMD_STATUS_BLF;
mbed_Cookbook_SE 0:de03cbbcd0ff 244 LPC_USB->HcControl = LPC_USB->HcControl | OR_CONTROL_BLE; //Enable bulk list
mbed_Cookbook_SE 0:de03cbbcd0ff 245 } else if (m_type == USB_INT) { // USB_INT
mbed_Cookbook_SE 0:de03cbbcd0ff 246 LPC_USB->HcControl = LPC_USB->HcControl | OR_CONTROL_PLE; //Enable Periodic
mbed_Cookbook_SE 0:de03cbbcd0ff 247 } else { // USB_ISO
mbed_Cookbook_SE 0:de03cbbcd0ff 248 DBG_ASSERT(0);
mbed_Cookbook_SE 0:de03cbbcd0ff 249 }
mbed_Cookbook_SE 0:de03cbbcd0ff 250
mbed_Cookbook_SE 0:de03cbbcd0ff 251 //m_done = false;
mbed_Cookbook_SE 0:de03cbbcd0ff 252 m_len = len;
mbed_Cookbook_SE 0:de03cbbcd0ff 253
mbed_Cookbook_SE 0:de03cbbcd0ff 254 return USBERR_PROCESSING;
mbed_Cookbook_SE 0:de03cbbcd0ff 255
mbed_Cookbook_SE 0:de03cbbcd0ff 256 }
mbed_Cookbook_SE 0:de03cbbcd0ff 257
mbed_Cookbook_SE 0:de03cbbcd0ff 258 int UsbEndpoint::status()
mbed_Cookbook_SE 0:de03cbbcd0ff 259 {
mbed_Cookbook_SE 0:de03cbbcd0ff 260 if( !m_pDevice->connected() )
mbed_Cookbook_SE 0:de03cbbcd0ff 261 {
mbed_Cookbook_SE 0:de03cbbcd0ff 262 if(!m_result)
mbed_Cookbook_SE 0:de03cbbcd0ff 263 onCompletion();
mbed_Cookbook_SE 0:de03cbbcd0ff 264 m_result = true;
mbed_Cookbook_SE 0:de03cbbcd0ff 265 return (int)USBERR_DISCONNECTED;
mbed_Cookbook_SE 0:de03cbbcd0ff 266 }
mbed_Cookbook_SE 0:de03cbbcd0ff 267 else if( !m_result )
mbed_Cookbook_SE 0:de03cbbcd0ff 268 {
mbed_Cookbook_SE 0:de03cbbcd0ff 269 return (int)USBERR_PROCESSING;
mbed_Cookbook_SE 0:de03cbbcd0ff 270 }
mbed_Cookbook_SE 0:de03cbbcd0ff 271 /*else if( m_done )
mbed_Cookbook_SE 0:de03cbbcd0ff 272 {
mbed_Cookbook_SE 0:de03cbbcd0ff 273 return (int)USBERR_OK;
mbed_Cookbook_SE 0:de03cbbcd0ff 274 }*/
mbed_Cookbook_SE 0:de03cbbcd0ff 275 else
mbed_Cookbook_SE 0:de03cbbcd0ff 276 {
mbed_Cookbook_SE 0:de03cbbcd0ff 277 return m_status;
mbed_Cookbook_SE 0:de03cbbcd0ff 278 }
mbed_Cookbook_SE 0:de03cbbcd0ff 279 }
mbed_Cookbook_SE 0:de03cbbcd0ff 280
mbed_Cookbook_SE 0:de03cbbcd0ff 281 void UsbEndpoint::updateAddr(int addr)
mbed_Cookbook_SE 0:de03cbbcd0ff 282 {
mbed_Cookbook_SE 0:de03cbbcd0ff 283 DBG("m_pEd->Control = %08x\n", m_pEd->Control);
mbed_Cookbook_SE 0:de03cbbcd0ff 284 m_pEd->Control &= ~0x7F;
mbed_Cookbook_SE 0:de03cbbcd0ff 285 m_pEd->Control |= addr;
mbed_Cookbook_SE 0:de03cbbcd0ff 286 DBG("m_pEd->Control = %08x\n", m_pEd->Control);
mbed_Cookbook_SE 0:de03cbbcd0ff 287 }
mbed_Cookbook_SE 0:de03cbbcd0ff 288
mbed_Cookbook_SE 0:de03cbbcd0ff 289 void UsbEndpoint::updateSize(uint16_t size)
mbed_Cookbook_SE 0:de03cbbcd0ff 290 {
mbed_Cookbook_SE 0:de03cbbcd0ff 291 DBG("m_pEd->Control = %08x\n", m_pEd->Control);
mbed_Cookbook_SE 0:de03cbbcd0ff 292 m_pEd->Control &= ~0x3FF0000;
mbed_Cookbook_SE 0:de03cbbcd0ff 293 m_pEd->Control |= (size << 16);
mbed_Cookbook_SE 0:de03cbbcd0ff 294 DBG("m_pEd->Control = %08x\n", m_pEd->Control);
mbed_Cookbook_SE 0:de03cbbcd0ff 295 }
mbed_Cookbook_SE 0:de03cbbcd0ff 296
mbed_Cookbook_SE 0:de03cbbcd0ff 297 #if 0 //For doc only
mbed_Cookbook_SE 0:de03cbbcd0ff 298 template <class T>
mbed_Cookbook_SE 0:de03cbbcd0ff 299 void UsbEndpoint::setOnCompletion( T* pCbItem, void (T::*pCbMeth)() )
mbed_Cookbook_SE 0:de03cbbcd0ff 300 {
mbed_Cookbook_SE 0:de03cbbcd0ff 301 m_pCbItem = (CDummy*) pCbItem;
mbed_Cookbook_SE 0:de03cbbcd0ff 302 m_pCbMeth = (void (CDummy::*)()) pCbMeth;
mbed_Cookbook_SE 0:de03cbbcd0ff 303 }
mbed_Cookbook_SE 0:de03cbbcd0ff 304 #endif
mbed_Cookbook_SE 0:de03cbbcd0ff 305
mbed_Cookbook_SE 0:de03cbbcd0ff 306 void UsbEndpoint::onCompletion()
mbed_Cookbook_SE 0:de03cbbcd0ff 307 {
mbed_Cookbook_SE 0:de03cbbcd0ff 308 DBG_ASSERT(m_type != USB_ISO);
mbed_Cookbook_SE 0:de03cbbcd0ff 309 DBG_ASSERT(m_pTdHead);
mbed_Cookbook_SE 0:de03cbbcd0ff 310 //DBG("Transfer completed\n");
mbed_Cookbook_SE 0:de03cbbcd0ff 311 if( m_pTdHead->Control >> 28 )
mbed_Cookbook_SE 0:de03cbbcd0ff 312 {
mbed_Cookbook_SE 0:de03cbbcd0ff 313 DBG("TD Failed with condition code %01x\n", m_pTdHead->Control >> 28 );
mbed_Cookbook_SE 0:de03cbbcd0ff 314 m_status = (int)USBERR_TDFAIL;
mbed_Cookbook_SE 0:de03cbbcd0ff 315 }
mbed_Cookbook_SE 0:de03cbbcd0ff 316 else if( m_pEd->HeadTd & 0x1 )
mbed_Cookbook_SE 0:de03cbbcd0ff 317 {
mbed_Cookbook_SE 0:de03cbbcd0ff 318 m_pEd->HeadTd = m_pEd->HeadTd & ~0x1;
mbed_Cookbook_SE 0:de03cbbcd0ff 319 DBG("\r\nHALTED!!\r\n");
mbed_Cookbook_SE 0:de03cbbcd0ff 320 m_status = (int)USBERR_HALTED;
mbed_Cookbook_SE 0:de03cbbcd0ff 321 }
mbed_Cookbook_SE 0:de03cbbcd0ff 322 else if( (m_pEd->HeadTd & ~0xF) == (uint32_t) m_pTdTail )
mbed_Cookbook_SE 0:de03cbbcd0ff 323 {
mbed_Cookbook_SE 0:de03cbbcd0ff 324 //Done
mbed_Cookbook_SE 0:de03cbbcd0ff 325 int len;
mbed_Cookbook_SE 0:de03cbbcd0ff 326 DBG("m_pEp=%p\n", m_pEd);
mbed_Cookbook_SE 0:de03cbbcd0ff 327 DBG("m_pTdHead->CurrBufPtr=%08x\n", (uint32_t)m_pTdHead->CurrBufPtr);
mbed_Cookbook_SE 0:de03cbbcd0ff 328 DBG("m_pBufStartPtr=%08x\n", (uint32_t) m_pBufStartPtr);
mbed_Cookbook_SE 0:de03cbbcd0ff 329 if(m_pTdHead->CurrBufPtr)
mbed_Cookbook_SE 0:de03cbbcd0ff 330 len = m_pTdHead->CurrBufPtr - (uint32_t) m_pBufStartPtr;
mbed_Cookbook_SE 0:de03cbbcd0ff 331 else
mbed_Cookbook_SE 0:de03cbbcd0ff 332 len = m_len;
mbed_Cookbook_SE 0:de03cbbcd0ff 333 /*if(len == 0) //Packet transfered completely
mbed_Cookbook_SE 0:de03cbbcd0ff 334 len = m_len;*/
mbed_Cookbook_SE 0:de03cbbcd0ff 335 //m_done = true;
mbed_Cookbook_SE 0:de03cbbcd0ff 336 DBG("Transfered %d bytes\n", len);
mbed_Cookbook_SE 0:de03cbbcd0ff 337 m_status = len;
mbed_Cookbook_SE 0:de03cbbcd0ff 338 }
mbed_Cookbook_SE 0:de03cbbcd0ff 339 else
mbed_Cookbook_SE 0:de03cbbcd0ff 340 {
mbed_Cookbook_SE 0:de03cbbcd0ff 341 DBG("Unknown error...\n");
mbed_Cookbook_SE 0:de03cbbcd0ff 342 m_status = (int)USBERR_ERROR;
mbed_Cookbook_SE 0:de03cbbcd0ff 343 }
mbed_Cookbook_SE 0:de03cbbcd0ff 344 m_result = true;
mbed_Cookbook_SE 0:de03cbbcd0ff 345 if(m_pCbItem && m_pCbMeth)
mbed_Cookbook_SE 0:de03cbbcd0ff 346 (m_pCbItem->*m_pCbMeth)();
mbed_Cookbook_SE 0:de03cbbcd0ff 347 }
mbed_Cookbook_SE 0:de03cbbcd0ff 348
mbed_Cookbook_SE 0:de03cbbcd0ff 349
mbed_Cookbook_SE 0:de03cbbcd0ff 350
mbed_Cookbook_SE 0:de03cbbcd0ff 351 void UsbEndpoint::sOnCompletion(uint32_t pTd)
mbed_Cookbook_SE 0:de03cbbcd0ff 352 {
mbed_Cookbook_SE 0:de03cbbcd0ff 353 HCTD* td = td_reverse((HCTD*)pTd);
mbed_Cookbook_SE 0:de03cbbcd0ff 354 while(td) {
mbed_Cookbook_SE 0:de03cbbcd0ff 355 HCTD* next = (HCTD*)td->Next;
mbed_Cookbook_SE 0:de03cbbcd0ff 356 HCUTD* utd = (HCUTD*)td;
mbed_Cookbook_SE 0:de03cbbcd0ff 357 UsbEndpoint* pEp = (UsbEndpoint*)utd->UsbEndpoint;
mbed_Cookbook_SE 0:de03cbbcd0ff 358 DBG_ASSERT(pEp);
mbed_Cookbook_SE 0:de03cbbcd0ff 359 if (usb_is_itd((byte*)td)) {
mbed_Cookbook_SE 0:de03cbbcd0ff 360 HCITD* itd = (HCITD*)td;
mbed_Cookbook_SE 0:de03cbbcd0ff 361 DBG_ASSERT(pEp->m_type == USB_ISO);
mbed_Cookbook_SE 0:de03cbbcd0ff 362 pEp->queue_done_itd.push(itd);
mbed_Cookbook_SE 0:de03cbbcd0ff 363 } else {
mbed_Cookbook_SE 0:de03cbbcd0ff 364 DBG_ASSERT(pEp->m_pTdHead == td);
mbed_Cookbook_SE 0:de03cbbcd0ff 365 if(pEp->m_pTdHead == td) { // found?
mbed_Cookbook_SE 0:de03cbbcd0ff 366 pEp->onCompletion();
mbed_Cookbook_SE 0:de03cbbcd0ff 367 }
mbed_Cookbook_SE 0:de03cbbcd0ff 368 }
mbed_Cookbook_SE 0:de03cbbcd0ff 369 td = next;
mbed_Cookbook_SE 0:de03cbbcd0ff 370 }
mbed_Cookbook_SE 0:de03cbbcd0ff 371 }
mbed_Cookbook_SE 0:de03cbbcd0ff 372
mbed_Cookbook_SE 0:de03cbbcd0ff 373 #endif