2 * UDI Ne2000 NIC Driver
3 * By John Hodge (thePowersGang)
10 #include "ne2000_common.h"
13 udi_pio_trans_call_t ne2k_rx__complete;
16 void ne2k_nd_rx_channel_event_ind(udi_channel_event_cb_t *cb)
19 void ne2k_nd_rx_rx_rdy(udi_nic_rx_cb_t *cb)
21 udi_cb_t *gcb = UDI_GCB(cb);
22 ne2k_rdata_t *rdata = gcb->context;
24 // Add cb(s) to avaliable list
25 if( rdata->rx_last_cb ) {
26 rdata->rx_last_cb->chain = cb;
29 rdata->rx_next_cb = cb;
31 rdata->rx_last_cb = cb;
33 while( rdata->rx_last_cb->chain )
34 rdata->rx_last_cb = rdata->rx_last_cb->chain;
37 void ne2k_intr__rx_ok(udi_cb_t *gcb)
39 ne2k_rdata_t *rdata = gcb->context;
40 if( rdata->rx_next_cb )
42 udi_nic_rx_cb_t *rx_cb = rdata->rx_next_cb;
43 rdata->rx_next_cb = rx_cb->chain;
45 udi_pio_trans(ne2k_rx__complete, UDI_GCB(rx_cb),
46 rdata->pio_handles[NE2K_PIO_RX], 0, NULL, &rdata->rx_next_page);
50 // Drop packet due to no free cbs
51 udi_debug_printf("ne2k_intr__rx_ok: Dropped due to no free rx cbs\n");
52 // TODO: Tell hardware to drop packet
56 void ne2k_rx__complete(udi_cb_t *gcb, udi_buf_t *new_buf, udi_status_t status, udi_ubit16_t result)
58 udi_nic_rx_cb_t *rx_cb = UDI_MCB(gcb, udi_nic_rx_cb_t);
60 udi_nsr_rx_ind( rx_cb );