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xilinx eth in own folder. found another bug/challenge with dma

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This commit is contained in:
Ulrich Mohr
2024-08-26 12:03:31 +02:00
parent 8497fe754c
commit ee06c79bf4
9 changed files with 163 additions and 233 deletions
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5
bsp_z7/lwip/netif/xemacpsif_dma.c
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@ -538,6 +538,7 @@ void emacps_recv_handler(void *arg)
}
for (k = 0, curbdptr=rxbdset; k < bd_processed; k++) {
// outbyte('r');
bdindex = XEMACPS_BD_TO_INDEX(rxring, curbdptr);
p = (struct pbuf *)rx_pbufs_storage[index + bdindex];
@ -552,6 +553,8 @@ void emacps_recv_handler(void *arg)
#endif
pbuf_realloc(p, rx_bytes);
// xil_printf("reading bd index %i bdindex %i p %p payload %p len %i\n", index, bdindex, p, p->payload, p->len);
/* Invalidate RX frame before queuing to handle
* L1 cache prefetch conditions on any architecture.
*/
@ -775,6 +778,8 @@ XStatus init_dma(struct xemac_s *xemac)
#endif
XEmacPs_BdSetAddressRx(rxbd, (UINTPTR)p->payload);
xil_printf("setting bd index %i bdindex %i p %p payload %p\n", index, bdindex, p, p->payload);
rx_pbufs_storage[index + bdindex] = (UINTPTR)p;
}
XEmacPs_SetQueuePtr(&(xemacpsif->emacps), xemacpsif->emacps.RxBdRing.BaseBdAddr, 0, XEMACPS_RECV);