diff options
Diffstat (limited to 'components/drivers/usb/usbdevice')
| -rw-r--r-- | components/drivers/usb/usbdevice/class/mstorage.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/components/drivers/usb/usbdevice/class/mstorage.c b/components/drivers/usb/usbdevice/class/mstorage.c index 5d9242f964..c2c753ec07 100644 --- a/components/drivers/usb/usbdevice/class/mstorage.c +++ b/components/drivers/usb/usbdevice/class/mstorage.c @@ -275,7 +275,7 @@ static rt_err_t _write_10(udevice_t device, ustorage_cbw_t cbw) RT_DEBUG_LOG(RT_DEBUG_USB, ("_write_10 count 0x%x 0x%x\n",
_count, geometry.sector_count));
- dcd_ep_read(device->dcd, ep_out, buffer, MIN(_size, 4096));
+ dcd_ep_read(device->dcd, ep_out, write_ptr, geometry.bytes_per_sector);
return RT_EOK;
}
@@ -417,18 +417,19 @@ static rt_err_t _ep_out_handler(udevice_t device, rt_size_t size) size, _block, _size));
_size -= size;
- write_ptr += size;
csw.data_reside -= size;
+
+ rt_device_write(disk, _block, write_ptr, 1);
+ _block ++;
if(_size == 0)
- {
- rt_device_write(disk, _block, buffer, _count);
+ {
dcd_ep_write(device->dcd, ep_in, (rt_uint8_t*)&csw, SIZEOF_CSW);
dcd_ep_read(device->dcd, ep_out, ep_out->buffer, SIZEOF_CBW);
status = STATUS_CBW;
}
else
{
- dcd_ep_read(device->dcd, ep_out, write_ptr, MIN(_size, 4096));
+ dcd_ep_read(device->dcd, ep_out, write_ptr, geometry.bytes_per_sector);
}
}
else
|