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if_atsam: Do not disable the Ethernet CRC

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The Ethernet CRC and padding must be always generated by the MAC.

Update #4652.
This commit is contained in:
Sebastian Huber 2022-05-04 15:31:45 +02:00
parent c58bb6095a
commit 5b62a8bfa1
1 changed files with 1 additions and 8 deletions
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9
rtemsbsd/sys/dev/atsam/if_atsam.c
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@ -678,7 +678,6 @@ static bool if_atsam_send_packet(if_atsam_softc *sc, struct mbuf *m)
uint32_t tmp_val = 0; uint32_t tmp_val = 0;
Gmac *pHw = sc->Gmac_inst.gGmacd.pHw; Gmac *pHw = sc->Gmac_inst.gGmacd.pHw;
bool success; bool success;
int csum_flags = m->m_pkthdr.csum_flags;
if_atsam_tx_bd_cleanup(sc); if_atsam_tx_bd_cleanup(sc);
/* Wait for interrupt in case no buffer descriptors are available */ /* Wait for interrupt in case no buffer descriptors are available */
@ -725,15 +724,9 @@ static bool if_atsam_send_packet(if_atsam_softc *sc, struct mbuf *m)
* processed * processed
*/ */
if (m == NULL) { if (m == NULL) {
_ARM_Data_synchronization_barrier();
tmp_val |= GMAC_TX_SET_EOF; tmp_val |= GMAC_TX_SET_EOF;
tmp_val &= ~GMAC_TX_SET_USED; tmp_val &= ~GMAC_TX_SET_USED;
if ((csum_flags & (CSUM_IP | CSUM_TCP | CSUM_UDP |
CSUM_TCP_IPV6 | CSUM_UDP_IPV6)) != 0) {
start_packet_tx_bd->status.bm.bNoCRC = 0;
} else {
start_packet_tx_bd->status.bm.bNoCRC = 1;
}
_ARM_Data_synchronization_barrier();
cur->status.val = tmp_val; cur->status.val = tmp_val;
start_packet_tx_bd->status.val &= ~GMAC_TX_SET_USED; start_packet_tx_bd->status.val &= ~GMAC_TX_SET_USED;
_ARM_Data_synchronization_barrier(); _ARM_Data_synchronization_barrier();