int mass_stor_disconnect(int devId) {
mass_dev* dev;
dev = mass_stor_findDevice(devId, 0);
printf("USBHDFSD: disconnect: devId=%i\n", devId);
if (dev == NULL)
{
printf("USBHDFSD: Error - disconnect: no device storage!\n");
return 0;
}
if (dev->status & USBMASS_DEV_STAT_CONN)
{
mass_stor_release(dev);
part_disconnect(dev);
scache_kill(dev->cache);
dev->cache = NULL;
dev->devId = -1;
DeleteSema(dev->ioSema);
if(dev->callback != NULL) dev->callback(USBMASS_DEV_EV_DISCONN);
}
return 0;
}
int mass_stor_configureNextDevice(void)
{
int i;
XPRINTF("USBHDFSD: configuring devices... \n");
for (i = 0; i < NUM_DEVICES; ++i)
{
mass_dev *dev = &g_mass_device[i];
if (dev->devId != -1 && (dev->status & USBMASS_DEV_STAT_CONN) && !(dev->status & USBMASS_DEV_STAT_CONF))
{
int ret;
usb_set_configuration(dev, dev->configId);
usb_set_interface(dev, dev->interfaceNumber, dev->interfaceAlt);
dev->status |= USBMASS_DEV_STAT_CONF;
ret = mass_stor_warmup(dev);
if (ret < 0)
{
printf("USBHDFSD: Error - failed to warmup device %d\n", dev->devId);
mass_stor_release(dev);
continue;
}
dev->cache = scache_init(dev, dev->sectorSize); // modified by Hermes
if (dev->cache == NULL) {
printf("USBHDFSD: Error - scache_init failed \n" );
continue;
}
return part_connect(dev) >= 0;
}
}
return 0;
}
int mass_stor_configureNextDevice()
{
int i;
// give the USB driver some time to detect the device
//i = 10000;
//while (wait_for_connect && (--i > 0))
//DelayThread(100);
//wait_for_connect = 0;
XPRINTF("USBHDFSD: configuring devices... \n");
for (i = 0; i < NUM_DEVICES; ++i)
{
mass_dev *dev = &g_mass_device[i];
if (dev->devId != -1 && (dev->status & DEVICE_DETECTED) && !(dev->status & DEVICE_CONFIGURED))
{
int ret;
usb_set_configuration(dev, dev->configId);
usb_set_interface(dev, dev->interfaceNumber, dev->interfaceAlt);
dev->status |= DEVICE_CONFIGURED;
ret = mass_stor_warmup(dev);
if (ret < 0)
{
printf("USBHDFSD: Error - failed to warmup device %d\n", dev->devId);
mass_stor_release(dev);
continue;
}
dev->cache = scache_init(dev, dev->sectorSize); // modified by Hermes
if (dev->cache == NULL) {
printf("USBHDFSD: Error - scache_init failed \n" );
continue;
}
return part_connect(dev) >= 0;
}
}
return 0;
}
int mass_stor_disconnect(int devId) {
mass_dev* dev;
dev = mass_stor_findDevice(devId, 0);
printf("USBHDFSD: disconnect: devId=%i\n", devId);
if (dev == NULL)
{
printf("USBHDFSD: Error - disconnect: no device storage!\n");
return 0;
}
if ((dev->status & DEVICE_DETECTED) && devId == dev->devId)
{
mass_stor_release(dev);
part_disconnect(dev);
scache_kill(dev->cache);
dev->cache = NULL;
dev->devId = -1;
}
return 0;
}
int mass_stor_connect(int devId)
{
int i;
int epCount;
UsbDeviceDescriptor *device;
UsbConfigDescriptor *config;
UsbInterfaceDescriptor *interface;
UsbEndpointDescriptor *endpoint;
iop_sema_t SemaData;
mass_dev* dev;
printf("USBHDFSD: connect: devId=%i\n", devId);
dev = mass_stor_findDevice(devId, 1);
if (dev == NULL) {
printf("USBHDFSD: Error - unable to allocate space!\n");
return 1;
}
/* only one mass device allowed */
if (dev->devId != -1) {
printf("USBHDFSD: Error - only one mass storage device allowed !\n");
return 1;
}
dev->status = 0;
dev->sectorSize = 0;
dev->bulkEpI = -1;
dev->bulkEpO = -1;
/* open the config endpoint */
dev->controlEp = UsbOpenEndpoint(devId, NULL);
device = (UsbDeviceDescriptor*)UsbGetDeviceStaticDescriptor(devId, NULL, USB_DT_DEVICE);
config = (UsbConfigDescriptor*)UsbGetDeviceStaticDescriptor(devId, device, USB_DT_CONFIG);
interface = (UsbInterfaceDescriptor *) ((char *) config + config->bLength); /* Get first interface */
// store interface numbers
dev->interfaceNumber = interface->bInterfaceNumber;
dev->interfaceAlt = interface->bAlternateSetting;
epCount = interface->bNumEndpoints;
endpoint = (UsbEndpointDescriptor*)UsbGetDeviceStaticDescriptor(devId, NULL, USB_DT_ENDPOINT);
usb_bulk_probeEndpoint(devId, dev, endpoint);
for (i = 1; i < epCount; i++)
{
endpoint = (UsbEndpointDescriptor*) ((char *) endpoint + endpoint->bLength);
usb_bulk_probeEndpoint(devId, dev, endpoint);
}
// Bail out if we do NOT have enough bulk endpoints.
if (dev->bulkEpI < 0 || dev->bulkEpO < 0) {
mass_stor_release(dev);
printf("USBHDFSD: Error - connect failed: not enough bulk endpoints! \n");
return -1;
}
SemaData.initial = 0;
SemaData.max = 1;
SemaData.option = 0;
SemaData.attr = 0;
if((dev->ioSema = CreateSema(&SemaData)) <0){
printf("USBHDFSD: Failed to allocate I/O semaphore.\n");
return -1;
}
/*store current configuration id - can't call set_configuration here */
dev->devId = devId;
dev->configId = config->bConfigurationValue;
dev->status = USBMASS_DEV_STAT_CONN;
XPRINTF("USBHDFSD: connect ok: epI=%i, epO=%i \n", dev->bulkEpI, dev->bulkEpO);
if(dev->callback != NULL) dev->callback(USBMASS_DEV_EV_CONN);
return 0;
}
