uint8_t BulkOnly::Init(uint8_t parent, uint8_t port, bool lowspeed)
{
const uint8_t constBufSize = sizeof(USB_DEVICE_DESCRIPTOR);
uint8_t buf[constBufSize];
uint8_t rcode;
UsbDevice *p = NULL;
EpInfo *oldep_ptr = NULL;
uint8_t num_of_conf; // number of configurations
AddressPool &addrPool = pUsb->GetAddressPool();
USBTRACE("MS Init\r\n");
if (bAddress)
return USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE;
// Get pointer to pseudo device with address 0 assigned
p = addrPool.GetUsbDevicePtr(0);
if (!p)
return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
if (!p->epinfo)
{
USBTRACE("epinfo\r\n");
return USB_ERROR_EPINFO_IS_NULL;
}
// Save old pointer to EP_RECORD of address 0
oldep_ptr = p->epinfo;
// Temporary assign new pointer to epInfo to p->epinfo in order to avoid toggle inconsistence
p->epinfo = epInfo;
p->lowspeed = lowspeed;
// Get device descriptor
rcode = pUsb->getDevDescr( 0, 0, constBufSize, (uint8_t*)buf );
// Restore p->epinfo
p->epinfo = oldep_ptr;
if( rcode )
goto FailGetDevDescr;
// Allocate new address according to device class
bAddress = addrPool.AllocAddress(parent, false, port);
if (!bAddress)
return USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL;
// Extract Max Packet Size from the 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)
{
p->lowspeed = false;
addrPool.FreeAddress(bAddress);
bAddress = 0;
USBTRACE2("setAddr:",rcode);
return rcode;
}
USBTRACE2("Addr:", bAddress);
p->lowspeed = false;
p = addrPool.GetUsbDevicePtr(bAddress);
if (!p)
return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
p->lowspeed = lowspeed;
num_of_conf = ((USB_DEVICE_DESCRIPTOR*)buf)->bNumConfigurations;
// Assign epInfo to epinfo pointer
rcode = pUsb->setEpInfoEntry(bAddress, 1, epInfo);
if (rcode)
goto FailSetDevTblEntry;
USBTRACE2("NC:", num_of_conf);
for (uint8_t i=0; i<num_of_conf; i++)
{
HexDumper<USBReadParser, uint16_t, uint16_t> HexDump;
ConfigDescParser< USB_CLASS_MASS_STORAGE,
MASS_SUBCLASS_SCSI,
MASS_PROTO_BBB,
CP_MASK_COMPARE_CLASS |
CP_MASK_COMPARE_SUBCLASS |
CP_MASK_COMPARE_PROTOCOL> BulkOnlyParser(this);
rcode = pUsb->getConfDescr(bAddress, 0, i, &HexDump);
rcode = pUsb->getConfDescr(bAddress, 0, i, &BulkOnlyParser);
if (bNumEP > 1)
break;
} // for
if (bNumEP < 3)
return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
// Assign epInfo to epinfo pointer
rcode = pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo);
USBTRACE2("Conf:", bConfNum);
// Set Configuration Value
rcode = pUsb->setConf(bAddress, 0, bConfNum);
if (rcode)
goto FailSetConf;
delay(5000);
//rcode = pAsync->OnInit(this);
//if (rcode)
// goto FailOnInit;
rcode = GetMaxLUN(&bMaxLUN);
if (rcode)
goto FailGetMaxLUN;
delay(10);
{
InquiryResponse response;
rcode = Inquiry(bMaxLUN, sizeof(InquiryResponse), (uint8_t*)&response);
if (rcode)
goto FailInquiry;
//if (response.DeviceType != 0)
// goto FailInvalidDevice;
}
delay(10);
USBTRACE("MS configured\r\n");
bPollEnable = true;
//USBTRACE("Poll enabled\r\n");
return 0;
FailGetDevDescr:
USBTRACE("getDevDescr:");
goto Fail;
FailSetDevTblEntry:
USBTRACE("setDevTblEn:");
goto Fail;
FailGetConfDescr:
USBTRACE("getConf:");
goto Fail;
FailSetConf:
USBTRACE("setConf:");
goto Fail;
FailOnInit:
USBTRACE("OnInit:");
goto Fail;
FailGetMaxLUN:
USBTRACE("GetMaxLUN:");
goto Fail;
FailInquiry:
USBTRACE("Inquiry:");
goto Fail;
Fail:
Serial.println(rcode, HEX);
Release();
return rcode;
}
/**
*
* @param parent (not used)
* @param port (not used)
* @param lowspeed true if device is low speed
* @return 0 for success
*/
uint8_t BulkOnly::Init(uint8_t parent, uint8_t port, bool lowspeed) {
uint8_t rcode;
uint8_t num_of_conf = epInfo[1].epAddr; // number of configurations
epInfo[1].epAddr = 0;
USBTRACE("MS Init\r\n");
AddressPool &addrPool = pUsb->GetAddressPool();
UsbDevice *p = addrPool.GetUsbDevicePtr(bAddress);
if(!p)
return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
// Assign new address to the device
delay(2000);
rcode = pUsb->setAddr(0, 0, bAddress);
if(rcode) {
p->lowspeed = false;
addrPool.FreeAddress(bAddress);
bAddress = 0;
USBTRACE2("setAddr:", rcode);
return rcode;
}
USBTRACE2("Addr:", bAddress);
p->lowspeed = false;
p = addrPool.GetUsbDevicePtr(bAddress);
if(!p)
return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
p->lowspeed = lowspeed;
// Assign epInfo to epinfo pointer
rcode = pUsb->setEpInfoEntry(bAddress, 1, epInfo);
if(rcode)
goto FailSetDevTblEntry;
USBTRACE2("NC:", num_of_conf);
for(uint8_t i = 0; i < num_of_conf; i++) {
ConfigDescParser< USB_CLASS_MASS_STORAGE,
MASS_SUBCLASS_SCSI,
MASS_PROTO_BBB,
CP_MASK_COMPARE_CLASS |
CP_MASK_COMPARE_SUBCLASS |
CP_MASK_COMPARE_PROTOCOL > BulkOnlyParser(this);
rcode = pUsb->getConfDescr(bAddress, 0, i, &BulkOnlyParser);
if(rcode)
goto FailGetConfDescr;
if(bNumEP > 1)
break;
}
if(bNumEP < 3)
return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
// Assign epInfo to epinfo pointer
pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo);
USBTRACE2("Conf:", bConfNum);
// Set Configuration Value
rcode = pUsb->setConf(bAddress, 0, bConfNum);
if(rcode)
goto FailSetConfDescr;
//Linux does a 1sec delay after this.
delay(1000);
rcode = GetMaxLUN(&bMaxLUN);
if(rcode)
goto FailGetMaxLUN;
if(bMaxLUN >= MASS_MAX_SUPPORTED_LUN) bMaxLUN = MASS_MAX_SUPPORTED_LUN - 1;
ErrorMessage<uint8_t > (PSTR("MaxLUN"), bMaxLUN);
delay(1000); // Delay a bit for slow firmware.
for(uint8_t lun = 0; lun <= bMaxLUN; lun++) {
InquiryResponse response;
rcode = Inquiry(lun, sizeof (InquiryResponse), (uint8_t*) & response);
if(rcode) {
ErrorMessage<uint8_t > (PSTR("Inquiry"), rcode);
} else {
#if 0
printf("LUN %i `", lun);
uint8_t *buf = response.VendorID;
for(int i = 0; i < 28; i++) printf("%c", buf[i]);
printf("'\r\nQualifier %1.1X ", response.PeripheralQualifier);
printf("Device type %2.2X ", response.DeviceType);
printf("RMB %1.1X ", response.Removable);
printf("SSCS %1.1X ", response.SCCS);
uint8_t sv = response.Version;
printf("SCSI version %2.2X\r\nDevice conforms to ", sv);
switch(sv) {
case 0:
printf("No specific");
break;
case 1:
printf("ANSI X3.131-1986 (ANSI 1)");
break;
case 2:
printf("ANSI X3.131-1994 (ANSI 2)");
break;
case 3:
printf("ANSI INCITS 301-1997 (SPC)");
break;
case 4:
printf("ANSI INCITS 351-2001 (SPC-2)");
break;
case 5:
printf("ANSI INCITS 408-2005 (SPC-4)");
break;
case 6:
printf("T10/1731-D (SPC-4)");
break;
default:
printf("unknown");
}
printf(" standards.\r\n");
#endif
uint8_t tries = 0xf0;
while((rcode = TestUnitReady(lun))) {
if(rcode == 0x08) break; // break on no media, this is OK to do.
// try to lock media and spin up
if(tries < 14) {
LockMedia(lun, 1);
MediaCTL(lun, 1); // I actually have a USB stick that needs this!
} else delay(2 * (tries + 1));
tries++;
if(!tries) break;
}
if(!rcode) {
delay(1000);
LUNOk[lun] = CheckLUN(lun);
if(!LUNOk[lun]) LUNOk[lun] = CheckLUN(lun);
}
}
}
CheckMedia();
rcode = OnInit();
if(rcode)
goto FailOnInit;
#ifdef DEBUG_USB_HOST
USBTRACE("MS configured\r\n\r\n");
#endif
bPollEnable = true;
//USBTRACE("Poll enabled\r\n");
return 0;
FailSetConfDescr:
#ifdef DEBUG_USB_HOST
NotifyFailSetConfDescr();
goto Fail;
#endif
FailOnInit:
#ifdef DEBUG_USB_HOST
USBTRACE("OnInit:");
goto Fail;
#endif
FailGetMaxLUN:
#ifdef DEBUG_USB_HOST
USBTRACE("GetMaxLUN:");
goto Fail;
#endif
//#ifdef DEBUG_USB_HOST
//FailInvalidSectorSize:
// USBTRACE("Sector Size is NOT VALID: ");
// goto Fail;
//#endif
FailSetDevTblEntry:
#ifdef DEBUG_USB_HOST
NotifyFailSetDevTblEntry();
goto Fail;
#endif
FailGetConfDescr:
#ifdef DEBUG_USB_HOST
NotifyFailGetConfDescr();
#endif
#ifdef DEBUG_USB_HOST
Fail:
NotifyFail(rcode);
#endif
Release();
return rcode;
}
/**
*
* @param parent (not used)
* @param port (not used)
* @param lowspeed true if device is low speed
* @return 0 for success
*/
uint8_t BulkOnly::Init(uint8_t parent, uint8_t port, bool lowspeed) {
uint8_t rcode;
uint8_t num_of_conf = epInfo[1].epAddr; // number of configurations
epInfo[1].epAddr = 0;
USBTRACE("MS Init\r\n");
AddressPool &addrPool = pUsb->GetAddressPool();
UsbDevice *p = addrPool.GetUsbDevicePtr(bAddress);
if (!p)
return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
// Assign new address to the device
delay(2000);
rcode = pUsb->setAddr(0, 0, bAddress);
if (rcode) {
p->lowspeed = false;
addrPool.FreeAddress(bAddress);
bAddress = 0;
USBTRACE2("setAddr:", rcode);
return rcode;
}
USBTRACE2("Addr:", bAddress);
p->lowspeed = false;
p = addrPool.GetUsbDevicePtr(bAddress);
if (!p)
return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
p->lowspeed = lowspeed;
// Assign epInfo to epinfo pointer
rcode = pUsb->setEpInfoEntry(bAddress, 1, epInfo);
if (rcode)
goto FailSetDevTblEntry;
USBTRACE2("NC:", num_of_conf);
for (uint8_t i = 0; i < num_of_conf; i++) {
ConfigDescParser< USB_CLASS_MASS_STORAGE,
MASS_SUBCLASS_SCSI,
MASS_PROTO_BBB,
CP_MASK_COMPARE_CLASS |
CP_MASK_COMPARE_SUBCLASS |
CP_MASK_COMPARE_PROTOCOL > BulkOnlyParser(this);
rcode = pUsb->getConfDescr(bAddress, 0, i, &BulkOnlyParser);
if (rcode)
goto FailGetConfDescr;
if (bNumEP > 1)
break;
} // for
if (bNumEP < 3)
return USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
// Assign epInfo to epinfo pointer
pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo);
USBTRACE2("Conf:", bConfNum);
// Set Configuration Value
rcode = pUsb->setConf(bAddress, 0, bConfNum);
if (rcode)
goto FailSetConfDescr;
//Linux does a 1sec delay after this.
delay(1000);
rcode = GetMaxLUN(&bMaxLUN);
if (rcode)
goto FailGetMaxLUN;
if (bMaxLUN >= MASS_MAX_SUPPORTED_LUN) bMaxLUN = MASS_MAX_SUPPORTED_LUN - 1;
ErrorMessage<uint8_t > (PSTR("MaxLUN"), bMaxLUN);
delay(1000); // Delay a bit for slow firmware.
//bTheLUN = bMaxLUN;
for (uint8_t lun = 0; lun <= bMaxLUN; lun++) {
InquiryResponse response;
rcode = Inquiry(lun, sizeof (InquiryResponse), (uint8_t*) & response);
if (rcode) {
ErrorMessage<uint8_t > (PSTR("Inquiry"), rcode);
} else {
uint8_t tries = 0xf0;
while (rcode = TestUnitReady(lun)) {
if (rcode == 0x08) break; // break on no media, this is OK to do.
// try to lock media and spin up
if (tries < 14) {
LockMedia(lun, 1);
MediaCTL(lun, 1); // I actually have a USB stick that needs this!
} else delay(2 * (tries + 1));
tries++;
if (!tries) break;
}
if (!rcode) {
delay(1000);
LUNOk[lun] = CheckLUN(lun);
if (!LUNOk[lun]) LUNOk[lun] = CheckLUN(lun);
}
}
}
#if 0
{
bool good;
for (uint8_t i = 1; i == 0; i++) {
good = false;
CheckMedia();
for (uint8_t lun = 0; lun <= bMaxLUN; lun++) good |= LUNOk[lun];
if (good) break;
delay(118); // 255 loops =~ 30 seconds to allow for spin up, as per SCSI spec.
}
}
#else
CheckMedia();
#endif
rcode = OnInit();
if (rcode)
goto FailOnInit;
USBTRACE("MS configured\r\n\r\n");
bPollEnable = true;
//USBTRACE("Poll enabled\r\n");
return 0;
FailSetConfDescr:
#ifdef DEBUG_USB_HOST
NotifyFailSetConfDescr();
goto Fail;
#endif
FailOnInit:
#ifdef DEBUG_USB_HOST
USBTRACE("OnInit:");
goto Fail;
#endif
FailGetMaxLUN:
#ifdef DEBUG_USB_HOST
USBTRACE("GetMaxLUN:");
goto Fail;
#endif
FailInvalidSectorSize:
#ifdef DEBUG_USB_HOST
USBTRACE("Sector Size is NOT VALID: ");
goto Fail;
#endif
FailSetDevTblEntry:
#ifdef DEBUG_USB_HOST
NotifyFailSetDevTblEntry();
goto Fail;
#endif
FailGetConfDescr:
#ifdef DEBUG_USB_HOST
NotifyFailGetConfDescr();
#endif
Fail:
#ifdef DEBUG_USB_HOST
NotifyFail(rcode);
#endif
Release();
return rcode;
}