mirror of https://github.com/ARMmbed/mbed-os.git
125 lines
3.4 KiB
C++
125 lines
3.4 KiB
C++
/* mbed USBHost Library
|
|
* Copyright (c) 2006-2013 ARM Limited
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#include "USBDeviceConnected.h"
|
|
#include "dbg.h"
|
|
|
|
USBDeviceConnected::USBDeviceConnected() {
|
|
init();
|
|
}
|
|
|
|
void USBDeviceConnected::init() {
|
|
hub_nb = 0;
|
|
port = 0;
|
|
vid = 0;
|
|
pid = 0;
|
|
nb_interf = 0;
|
|
enumerated = false;
|
|
activeAddr = false;
|
|
sizeControlEndpoint = 8;
|
|
device_class = 0;
|
|
device_subclass = 0;
|
|
proto = 0;
|
|
speed = false;
|
|
for (int i = 0; i < MAX_INTF; i++) {
|
|
memset((void *)&intf[i], 0, sizeof(INTERFACE));
|
|
intf[i].in_use = false;
|
|
for (int j = 0; j < MAX_ENDPOINT_PER_INTERFACE; j++) {
|
|
intf[i].ep[j] = NULL;
|
|
strcpy(intf[i].name, "Unknown");
|
|
}
|
|
}
|
|
hub_parent = NULL;
|
|
hub = NULL;
|
|
nb_interf = 0;
|
|
}
|
|
|
|
INTERFACE * USBDeviceConnected::getInterface(uint8_t index) {
|
|
if (index >= MAX_INTF)
|
|
return NULL;
|
|
|
|
if (intf[index].in_use)
|
|
return &intf[index];
|
|
|
|
return NULL;
|
|
}
|
|
|
|
bool USBDeviceConnected::addInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) {
|
|
if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use)) {
|
|
return false;
|
|
}
|
|
intf[intf_nb].in_use = true;
|
|
intf[intf_nb].intf_class = intf_class;
|
|
intf[intf_nb].intf_subclass = intf_subclass;
|
|
intf[intf_nb].intf_protocol = intf_protocol;
|
|
intf[intf_nb].nb_endpoint = 0;
|
|
return true;
|
|
}
|
|
|
|
bool USBDeviceConnected::addEndpoint(uint8_t intf_nb, USBEndpoint * ept) {
|
|
if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use == false) || (intf[intf_nb].nb_endpoint >= MAX_ENDPOINT_PER_INTERFACE)) {
|
|
return false;
|
|
}
|
|
intf[intf_nb].nb_endpoint++;
|
|
|
|
for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) {
|
|
if (intf[intf_nb].ep[i] == NULL) {
|
|
intf[intf_nb].ep[i] = ept;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void USBDeviceConnected::init(uint8_t hub_, uint8_t port_, bool lowSpeed_) {
|
|
USB_DBG("init dev: %p", this);
|
|
init();
|
|
hub_nb = hub_;
|
|
port = port_;
|
|
speed = lowSpeed_;
|
|
}
|
|
|
|
void USBDeviceConnected::disconnect() {
|
|
for(int i = 0; i < MAX_INTF; i++) {
|
|
if (intf[i].detach) intf[i].detach.call();
|
|
}
|
|
init();
|
|
}
|
|
|
|
|
|
USBEndpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir, uint8_t index) {
|
|
if (intf_nb >= MAX_INTF) {
|
|
return NULL;
|
|
}
|
|
for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) {
|
|
if ((intf[intf_nb].ep[i]->getType() == type) && (intf[intf_nb].ep[i]->getDir() == dir)) {
|
|
if(index) {
|
|
index--;
|
|
} else {
|
|
return intf[intf_nb].ep[i];
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
USBEndpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, uint8_t index) {
|
|
if ((intf_nb >= MAX_INTF) || (index >= MAX_ENDPOINT_PER_INTERFACE)) {
|
|
return NULL;
|
|
}
|
|
return intf[intf_nb].ep[index];
|
|
}
|