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Fix bug in writing to constant src/dst address.

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Copying has to be conduct in full words (at least for STM32). Renamed
copy function to tu_fifo_write_n_const_addr_full_words()
This commit is contained in:
Reinhard Panhuber
2021-03-23 19:33:04 +01:00
parent cd491e296e
commit a60bd0c8ac
6 changed files with 149 additions and 74 deletions
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6
src/portable/st/synopsys/dcd_synopsys.c
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@@ -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
{