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KS10: Make Chaosnet work.

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Lars Brinkhoff 2023-11-15 09:16:09 +01:00 • committed by Paul Koning
parent 47cf74ac4b
commit 1ed26cfb0e
1 changed files with 11 additions and 4 deletions
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15
PDP11/pdp11_ch.c
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@ -186,13 +186,18 @@ t_stat ch_rx_word (int32 *data)
sim_debug (DBG_DAT, &ch_dev, "Read buffer word %d: %06o\n", sim_debug (DBG_DAT, &ch_dev, "Read buffer word %d: %06o\n",
rx_count, *data); rx_count, *data);
rx_count--; rx_count--;
if (rx_count == 0) {
ch_lines[0].rcve = TRUE;
sim_debug (DBG_TRC, &ch_dev, "Read all, rx on\n");
status &= ~RXD;
}
} }
return SCPE_OK; return SCPE_OK;
} }
t_stat ch_tx_word (int data) t_stat ch_tx_word (int data)
{ {
if (tx_count < 126) { if (tx_count < 246) {
int i = CHUDP_HEADER + 2*tx_count; int i = CHUDP_HEADER + 2*tx_count;
sim_debug (DBG_DAT, &ch_dev, "Write buffer word %d: %06o\n", sim_debug (DBG_DAT, &ch_dev, "Write buffer word %d: %06o\n",
tx_count, data); tx_count, data);
@ -237,10 +242,11 @@ t_stat ch_transmit ()
if (r == SCPE_OK) { if (r == SCPE_OK) {
sim_debug (DBG_PKT, &ch_dev, "Sent UDP packet, %d bytes.\n", (int)len); sim_debug (DBG_PKT, &ch_dev, "Sent UDP packet, %d bytes.\n", (int)len);
tmxr_poll_tx (&ch_tmxr); tmxr_poll_tx (&ch_tmxr);
status |= TXD;
ch_test_int ();
} else } else
sim_debug (DBG_ERR, &ch_dev, "Sending UDP failed: %d.\n", r); sim_debug (DBG_ERR, &ch_dev, "Sending UDP failed: %d.\n", r);
tx_count = 0;
status |= TXD;
ch_test_int ();
return SCPE_OK; return SCPE_OK;
} }
@ -405,7 +411,8 @@ t_stat ch_wr (int32 data, int32 PA, int32 access)
t_stat ch_svc(UNIT *uptr) t_stat ch_svc(UNIT *uptr)
{ {
sim_clock_coschedule (uptr, 1000); sim_clock_coschedule (uptr, 1000);
(void)tmxr_poll_conn (&ch_tmxr); if (tmxr_poll_conn (&ch_tmxr) != -1)
ch_lines[0].rcve = TRUE;
if (ch_lines[0].conn) if (ch_lines[0].conn)
ch_receive (); ch_receive ();
return SCPE_OK; return SCPE_OK;