specchioriflesso/USB_Host_Shield_2.0
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629594f957 was using an old version of adk.cpp and adk.h

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Kristian Sloth Lauszus 2013-10-30 15:18:17 +01:00
parent 10453c0fe8
commit 0be721e1b3
2 changed files with 45 additions and 28 deletions
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67
adk.cpp
View file

@ -13,7 +13,7 @@ Contact information
Circuits At Home, LTD
Web : http://www.circuitsathome.com
e-mail : support@circuitsathome.com
*/
*/
/* Google ADK interface */
@ -30,7 +30,6 @@ ADK::ADK(USB *p, const char* manufacturer,
const char* serial) :
/* ADK ID Strings */
manufacturer(manufacturer),
model(model),
description(description),
@ -46,12 +45,10 @@ ready(false) {
for (uint8_t i = 0; i < ADK_MAX_ENDPOINTS; i++) {
epInfo[i].epAddr = 0;
epInfo[i].maxPktSize = (i) ? 0 : 8;
epInfo[i].epAttribs = (0xfc & (USB_NAK_MAX_POWER << 2));
epInfo[i].epAttribs = 0;
epInfo[i].bmNakPower = (i) ? USB_NAK_NOWAIT : USB_NAK_MAX_POWER;
}//for(uint8_t i=0; i<ADK_MAX_ENDPOINTS; i++...
//set bulk-IN EP naklimit to 1
epInfo[epDataInIndex].epAttribs = (0xfc & (USB_NAK_NOWAIT << 2));
// register in USB subsystem
if (pUsb) {
pUsb->RegisterDeviceClass(this); //set devConfig[] entry
@ -64,7 +61,6 @@ uint8_t ADK::ConfigureDevice(uint8_t parent, uint8_t port, bool lowspeed) {
/* Connection initialization of an Android phone */
uint8_t ADK::Init(uint8_t parent, uint8_t port, bool lowspeed) {
uint8_t buf[sizeof (USB_DEVICE_DESCRIPTOR)];
uint8_t rcode;
uint8_t num_of_conf; // number of configurations
@ -118,6 +114,7 @@ uint8_t ADK::Init(uint8_t parent, uint8_t port, bool lowspeed) {
// Extract Max Packet Size from device descriptor
epInfo[0].maxPktSize = (uint8_t)((USB_DEVICE_DESCRIPTOR*)buf)->bMaxPacketSize0;
// Assign new address to the device
rcode = pUsb->setAddr(0, 0, bAddress);
if (rcode) {
@ -156,10 +153,18 @@ uint8_t ADK::Init(uint8_t parent, uint8_t port, bool lowspeed) {
num_of_conf = ((USB_DEVICE_DESCRIPTOR*)buf)->bNumConfigurations;
//USBTRACE2("\r\nNC:",num_of_conf);
for (uint8_t i = 0; i < num_of_conf; i++) {
ConfigDescParser < 0, 0, 0, 0 > confDescrParser(this);
delay(1);
rcode = pUsb->getConfDescr(bAddress, 0, i, &confDescrParser);
#if defined(XOOM)
//added by Jaylen Scott Vanorden
if (rcode) {
USBTRACE2("\r\nGot 1st bad code for config: ", rcode);
// Try once more
rcode = pUsb->getConfDescr(bAddress, 0, i, &confDescrParser);
}
#endif
if (rcode) {
goto FailGetConfDescr;
}
@ -176,27 +181,27 @@ uint8_t ADK::Init(uint8_t parent, uint8_t port, bool lowspeed) {
}
}
// Set Configuration Value
rcode = pUsb->setConf(bAddress, 0, bConfNum);
if (rcode) {
goto FailSetConfDescr;
}
/* print endpoint structure */
// USBTRACE("\r\nEndpoint Structure:");
// USBTRACE("\r\nEP0:");
// USBTRACE2("\r\nAddr: ", epInfo[0].epAddr );
// USBTRACE2("\r\nMax.pkt.size: ", epInfo[0].maxPktSize );
// USBTRACE2("\r\nAttr: ", epInfo[0].epAttribs );
// USBTRACE("\r\nEpout:");
// USBTRACE2("\r\nAddr: ", epInfo[epDataOutIndex].epAddr );
// USBTRACE2("\r\nMax.pkt.size: ", epInfo[epDataOutIndex].maxPktSize );
// USBTRACE2("\r\nAttr: ", epInfo[epDataOutIndex].epAttribs );
// USBTRACE("\r\nEpin:");
// USBTRACE2("\r\nAddr: ", epInfo[epDataInIndex].epAddr );
// USBTRACE2("\r\nMax.pkt.size: ", epInfo[epDataInIndex].maxPktSize );
// USBTRACE2("\r\nAttr: ", epInfo[epDataInIndex].epAttribs );
/*
USBTRACE("\r\nEndpoint Structure:");
USBTRACE("\r\nEP0:");
USBTRACE2("\r\nAddr: ", epInfo[0].epAddr);
USBTRACE2("\r\nMax.pkt.size: ", epInfo[0].maxPktSize);
USBTRACE2("\r\nAttr: ", epInfo[0].epAttribs);
USBTRACE("\r\nEpout:");
USBTRACE2("\r\nAddr: ", epInfo[epDataOutIndex].epAddr);
USBTRACE2("\r\nMax.pkt.size: ", epInfo[epDataOutIndex].maxPktSize);
USBTRACE2("\r\nAttr: ", epInfo[epDataOutIndex].epAttribs);
USBTRACE("\r\nEpin:");
USBTRACE2("\r\nAddr: ", epInfo[epDataInIndex].epAddr);
USBTRACE2("\r\nMax.pkt.size: ", epInfo[epDataInIndex].maxPktSize);
USBTRACE2("\r\nAttr: ", epInfo[epDataInIndex].epAttribs);
*/
USBTRACE("\r\nConfiguration successful");
ready = true;
@ -206,7 +211,16 @@ uint8_t ADK::Init(uint8_t parent, uint8_t port, bool lowspeed) {
//probe device - get accessory protocol revision
{
uint16_t adkproto = -1;
delay(1);
rcode = getProto((uint8_t*) & adkproto);
#if defined(XOOM)
//added by Jaylen Scott Vanorden
if (rcode) {
USBTRACE2("\r\nGot 1st bad code for proto: ", rcode);
// Try once more
rcode = getProto((uint8_t*) & adkproto);
}
#endif
if (rcode) {
goto FailGetProto; //init fails
}
@ -272,10 +286,9 @@ SwAttempt:
#ifdef DEBUG_USB_HOST
USBTRACE("\r\nAccessory mode switch attempt");
#endif
//FailOnInit:
// USBTRACE("OnInit:");
// goto Fail;
//
//FailOnInit:
// USBTRACE("OnInit:");
// goto Fail;
Fail:
//USBTRACE2("\r\nADK Init Failed, error code: ", rcode);
//NotifyFail(rcode);

6
adk.h
View file

@ -13,7 +13,7 @@ Contact information
Circuits At Home, LTD
Web : http://www.circuitsathome.com
e-mail : support@circuitsathome.com
*/
*/
/* Google ADK interface support header */
@ -26,6 +26,10 @@ e-mail : support@circuitsathome.com
#define ADK_PID 0x2D00
#define ADB_PID 0x2D01
#define XOOM //enables repeating getProto() and getConf() attempts
//necessary for slow devices such as Motorola XOOM
//defined by default, can be commented out to save memory
/* requests */
#define ADK_GETPROTO 51 //check USB accessory protocol version