/* called by usb_core_transfer_complete() */
void usb_serial_transfer_complete(int ep,int dir, int status, int length)
{
(void)ep;
(void)length;
switch (dir) {
case USB_DIR_OUT:
logf("serial: %s", receive_buffer);
/* Data received. TODO : Do something with it ? */
/* Get the next bit */
usb_drv_recv(ep_out, receive_buffer, sizeof receive_buffer);
break;
case USB_DIR_IN:
/* Data sent out. Update circular buffer */
if(status == 0)
{
/* TODO: Handle (length != buffer_transitlength) */
buffer_start=(buffer_start+buffer_transitlength)%BUFFER_SIZE;
buffer_transitlength = 0;
}
if(buffer_length>0)
sendout();
break;
}
}
void usb_serial_init_connection(void)
{
/* prime rx endpoint */
usb_drv_recv(ep_out, receive_buffer, sizeof receive_buffer);
/* we come here too after a bus reset, so reset some data */
buffer_transitlength = 0;
if(buffer_length>0)
{
sendout();
}
active=true;
}
void usb_storage_init_connection(void)
{
logf("ums: set config");
/* prime rx endpoint. We only need room for commands */
state = WAITING_FOR_COMMAND;
#if (CONFIG_CPU == IMX31L || defined(CPU_TCC77X) || defined(CPU_TCC780X) || \
defined(BOOTLOADER) || CONFIG_CPU == DM320) && !defined(CPU_PP502x)
static unsigned char _cbw_buffer[MAX_CBW_SIZE]
USB_DEVBSS_ATTR __attribute__((aligned(32)));
cbw_buffer = (void *)_cbw_buffer;
static unsigned char _transfer_buffer[ALLOCATE_BUFFER_SIZE]
USB_DEVBSS_ATTR __attribute__((aligned(32)));
tb.transfer_buffer = (void *)_transfer_buffer;
#ifdef USB_USE_RAMDISK
static unsigned char _ramdisk_buffer[RAMDISK_SIZE*SECTOR_SIZE];
ramdisk_buffer = _ramdisk_buffer;
#endif
#else
/* TODO : check if bufsize is at least 32K ? */
size_t bufsize;
unsigned char * audio_buffer;
audio_buffer = audio_get_buffer(false,&bufsize);
#if defined(UNCACHED_ADDR) && CONFIG_CPU != AS3525
cbw_buffer = (void *)UNCACHED_ADDR((unsigned int)(audio_buffer+31) & 0xffffffe0);
#else
cbw_buffer = (void *)((unsigned int)(audio_buffer+31) & 0xffffffe0);
#endif
tb.transfer_buffer = cbw_buffer + MAX_CBW_SIZE;
commit_discard_dcache();
#ifdef USB_USE_RAMDISK
ramdisk_buffer = tb.transfer_buffer + ALLOCATE_BUFFER_SIZE;
#endif
#endif
usb_drv_recv(ep_out, cbw_buffer, MAX_CBW_SIZE);
int i;
for(i=0;i<storage_num_drives();i++) {
locked[i] = false;
ejected[i] = !check_disk_present(IF_MD(i));
queue_broadcast(SYS_USB_LUN_LOCKED, (i<<16)+0);
}
}