diff options
| author | Reinhard Panhuber <[email protected]> | 2021-03-23 19:33:04 +0100 |
|---|---|---|
| committer | Reinhard Panhuber <[email protected]> | 2021-03-23 19:33:04 +0100 |
| commit | a60bd0c8ac374e9d96fd7248503cf822306547d8 (patch) | |
| tree | 0b7d0d6daa8812d98de9a85619a3ac4851d4ed23 /src/portable/st | |
| parent | cd491e296e0c8bce113d5474955d08f4c99b3099 (diff) | |
Fix bug in writing to constant src/dst address.
Copying has to be conduct in full words (at least for STM32). Renamed
copy function to tu_fifo_write_n_const_addr_full_words()
Diffstat (limited to 'src/portable/st')
| -rw-r--r-- | src/portable/st/synopsys/dcd_synopsys.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/portable/st/synopsys/dcd_synopsys.c b/src/portable/st/synopsys/dcd_synopsys.c index e2390fe57..aa927d5a4 100644 --- a/src/portable/st/synopsys/dcd_synopsys.c +++ b/src/portable/st/synopsys/dcd_synopsys.c @@ -902,7 +902,7 @@ static void handle_rxflvl_ints(uint8_t rhport, USB_OTG_OUTEndpointTypeDef * out_ if (xfer->ff) { // Ring buffer - tu_fifo_write_n_const_addr(xfer->ff, (const void *) rx_fifo, bcnt); + tu_fifo_write_n_const_addr_full_words(xfer->ff, (const void *) rx_fifo, bcnt); } else { @@ -1008,7 +1008,7 @@ static void handle_epin_ints(uint8_t rhport, USB_OTG_DeviceTypeDef * dev, USB_OT // Process every single packet (only whole packets can be written to fifo) for(uint16_t i = 0; i < remaining_packets; i++){ - uint16_t remaining_bytes = (in_ep[n].DIEPTSIZ & USB_OTG_DIEPTSIZ_XFRSIZ_Msk) >> USB_OTG_DIEPTSIZ_XFRSIZ_Pos; + volatile uint16_t remaining_bytes = (in_ep[n].DIEPTSIZ & USB_OTG_DIEPTSIZ_XFRSIZ_Msk) >> USB_OTG_DIEPTSIZ_XFRSIZ_Pos; // Packet can not be larger than ep max size uint16_t packet_size = tu_min16(remaining_bytes, xfer->max_size); @@ -1022,7 +1022,7 @@ static void handle_epin_ints(uint8_t rhport, USB_OTG_DeviceTypeDef * dev, USB_OT if (xfer->ff) { usb_fifo_t tx_fifo = FIFO_BASE(rhport, n); - tu_fifo_read_n_const_addr(xfer->ff, (void *) tx_fifo, packet_size); + tu_fifo_read_n_const_addr_full_words(xfer->ff, (void *) tx_fifo, packet_size); } else { |