diff options
| author | hathach <[email protected]> | 2013-11-30 22:29:37 +0700 |
|---|---|---|
| committer | hathach <[email protected]> | 2013-11-30 22:29:37 +0700 |
| commit | 6e30a068d254fdd1367fffdf046b3c8783b8ee21 (patch) | |
| tree | 6f3693d32404968578eb9d542cfa3e485a595a6d /tinyusb/class | |
| parent | af87e231c53e8f22cb1c6caea6ad973cf9eb4e0c (diff) | |
completely change the dcd for lpc11u & lpc13u to overcome the fact that lpc11u dma cannot transfer more than 64 bytes
each buffer. This implement an soft DMA for lpc11u & lpc13u (previously 1023 max) queued transfer
Diffstat (limited to 'tinyusb/class')
| -rw-r--r-- | tinyusb/class/msc_device.c | 2 | ||||
| -rw-r--r-- | tinyusb/class/msc_device.h | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/tinyusb/class/msc_device.c b/tinyusb/class/msc_device.c index 2edc234f4..6fc36fc03 100644 --- a/tinyusb/class/msc_device.c +++ b/tinyusb/class/msc_device.c @@ -154,7 +154,7 @@ static bool read10_write10_data_xfer(mscd_interface_t* p_msc) tusbd_msc_write10_cb(edpt_hdl.coreid, p_cbw->lun, &p_buffer, lba, block_count);
xferred_block = min16_of(xferred_block, block_count);
- uint16_t xferred_byte = xferred_block * (p_cbw->xfer_bytes / block_count);
+ uint16_t const xferred_byte = xferred_block * (p_cbw->xfer_bytes / block_count);
if ( 0 == xferred_block )
{ // xferred_block is zero will cause pipe is stalled & status in CSW set to failed
diff --git a/tinyusb/class/msc_device.h b/tinyusb/class/msc_device.h index 9c2a5dd67..2919e68d6 100644 --- a/tinyusb/class/msc_device.h +++ b/tinyusb/class/msc_device.h @@ -63,12 +63,14 @@ void tusbd_msc_mounted_cb(uint8_t coreid);
void tusbd_msc_unmounted_cb(uint8_t coreid);
-// p_length [in,out] allocated/maximum length, application update with actual length
-msc_csw_status_t tusbd_msc_scsi_received_isr (uint8_t coreid, uint8_t lun, uint8_t scsi_cmd[16], void ** pp_buffer, uint16_t* p_length);
+// return 0 will end up with stall transaction
uint16_t tusbd_msc_read10_cb (uint8_t coreid, uint8_t lun, void** pp_buffer, uint32_t lba, uint16_t block_count) ATTR_WARN_UNUSED_RESULT;
uint16_t tusbd_msc_write10_cb(uint8_t coreid, uint8_t lun, void** pp_buffer, uint32_t lba, uint16_t block_count) ATTR_WARN_UNUSED_RESULT;
+// p_length [in,out] allocated/maximum length, application update with actual length
+msc_csw_status_t tusbd_msc_scsi_received_isr (uint8_t coreid, uint8_t lun, uint8_t scsi_cmd[16], void ** pp_buffer, uint16_t* p_length);
+
/** @} */
/** @} */
|