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Add some more diagnostics. Poke TDAR/RDAR only when necessary.

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This commit is contained in:
Eric Norum
2005-04-13 19:31:26 +00:00
parent a97f235a5a
commit 27111a79b5
2 changed files with 23 additions and 5 deletions
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5
c/src/lib/libbsp/m68k/uC5282/ChangeLog
View File

@@ -1,3 +1,8 @@
2005-04-13 Eric Norum <norume@aps.anl.gov>
* network/network.c: Add some more diagnostics.
Poke TDAR/RDAR only when necessary.
2005-04-10 Eric Norum <norume@aps.anl.gov> 2005-04-10 Eric Norum <norume@aps.anl.gov>
* startup/bspstart.c: Set up IRQ1* handling properly. * startup/bspstart.c: Set up IRQ1* handling properly.

23
c/src/lib/libbsp/m68k/uC5282/network/network.c
View File

@@ -1,7 +1,10 @@
/* /*
* RTEMS/TCPIP driver for MCF5282 Fast Ethernet Controller * RTEMS/TCPIP driver for MCF5282 Fast Ethernet Controller
* *
* TO DO: Check network stack code -- force longword alignment of all tx mbufs? * TO DO: Check network stack code -- Is it possible force longword alignment
* of all tx mbufs? If so, the stupid
* realignment code in the output routine
* could be removed.
*/ */
#include <bsp.h> #include <bsp.h>
@@ -358,8 +361,7 @@ fec_rxDaemon (void *arg)
/* /*
* Input packet handling loop * Input packet handling loop
*/ */
/* Indicate we have some ready buffers available */ MCF5282_FEC_RDAR = 0;
MCF5282_FEC_RDAR = MCF5282_FEC_RDAR_R_DES_ACTIVE;
rxBdIndex = 0; rxBdIndex = 0;
for (;;) { for (;;) {
@@ -434,7 +436,8 @@ fec_rxDaemon (void *arg)
* Reenable the buffer descriptor * Reenable the buffer descriptor
*/ */
rxBd->status = (status & MCF5282_FEC_RxBD_W) | MCF5282_FEC_RxBD_E; rxBd->status = (status & MCF5282_FEC_RxBD_W) | MCF5282_FEC_RxBD_E;
MCF5282_FEC_RDAR = MCF5282_FEC_RDAR_R_DES_ACTIVE; if ((MCF5282_FEC_RDAR & MCF5282_FEC_RDAR_R_DES_ACTIVE) == 0)
MCF5282_FEC_RDAR = 0;
/* /*
* Move to next buffer descriptor * Move to next buffer descriptor
@@ -556,7 +559,8 @@ fec_sendpacket(struct ifnet *ifp, struct mbuf *m)
| MCF5282_FEC_TxBD_TC; | MCF5282_FEC_TxBD_TC;
if (nAdded > 1) if (nAdded > 1)
firstTxBd->status |= MCF5282_FEC_TxBD_R; firstTxBd->status |= MCF5282_FEC_TxBD_R;
MCF5282_FEC_TDAR = MCF5282_FEC_TDAR_X_DES_ACTIVE; if ((MCF5282_FEC_TDAR & MCF5282_FEC_TDAR_X_DES_ACTIVE) == 0)
MCF5282_FEC_TDAR = 0;
sc->txBdActiveCount += nAdded; sc->txBdActiveCount += nAdded;
} }
break; break;
@@ -727,6 +731,15 @@ enet_stats(struct mcf5282_enet_struct *sc)
printf(" Tx SQE Error:%-10lu", MCF5282_FEC_IEEE_T_SQE); printf(" Tx SQE Error:%-10lu", MCF5282_FEC_IEEE_T_SQE);
printf("Tx Pause Frames:%-10lu\n", MCF5282_FEC_IEEE_T_FDXFC); printf("Tx Pause Frames:%-10lu\n", MCF5282_FEC_IEEE_T_FDXFC);
printf(" Tx Octets OK:%-10lu\n", MCF5282_FEC_IEEE_T_OCTETS_OK); printf(" Tx Octets OK:%-10lu\n", MCF5282_FEC_IEEE_T_OCTETS_OK);
printf(" EIR:%8.8lx ", MCF5282_FEC_EIR);
printf("EIMR:%8.8lx ", MCF5282_FEC_EIMR);
printf("RDAR:%8.8lx ", MCF5282_FEC_RDAR);
printf("TDAR:%8.8lx\n", MCF5282_FEC_TDAR);
printf(" ECR:%8.8lx ", MCF5282_FEC_ECR);
printf(" RCR:%8.8lx ", MCF5282_FEC_RCR);
printf(" TCR:%8.8lx\n", MCF5282_FEC_TCR);
printf("FRBR:%8.8lx ", MCF5282_FEC_FRBR);
printf("FRSR:%8.8lx\n", MCF5282_FEC_FRSR);
} }
static int static int