diff options
| author | Eric Norum <WENorum@lbl.gov> | 2005-04-13 19:31:26 +0000 |
|---|---|---|
| committer | Eric Norum <WENorum@lbl.gov> | 2005-04-13 19:31:26 +0000 |
| commit | 27111a79b51ab8f56bf4258022a4074df3cae29e (patch) | |
| tree | 375951714a71ea125cac947361e0e20781045bae /c/src/lib/libbsp/m68k/uC5282 | |
| parent | Cleanup (diff) | |
| download | rtems-27111a79b51ab8f56bf4258022a4074df3cae29e.tar.bz2 | |
Add some more diagnostics. Poke TDAR/RDAR only when necessary.
Diffstat (limited to 'c/src/lib/libbsp/m68k/uC5282')
| -rw-r--r-- | c/src/lib/libbsp/m68k/uC5282/ChangeLog | 5 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/uC5282/network/network.c | 23 |
2 files changed, 23 insertions, 5 deletions
diff --git a/c/src/lib/libbsp/m68k/uC5282/ChangeLog b/c/src/lib/libbsp/m68k/uC5282/ChangeLog index 8e39129f8d..5bc746bc9e 100644 --- a/c/src/lib/libbsp/m68k/uC5282/ChangeLog +++ b/c/src/lib/libbsp/m68k/uC5282/ChangeLog @@ -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> * startup/bspstart.c: Set up IRQ1* handling properly. diff --git a/c/src/lib/libbsp/m68k/uC5282/network/network.c b/c/src/lib/libbsp/m68k/uC5282/network/network.c index 82b7220a40..85e1a4f81a 100644 --- a/c/src/lib/libbsp/m68k/uC5282/network/network.c +++ b/c/src/lib/libbsp/m68k/uC5282/network/network.c @@ -1,7 +1,10 @@ /* * 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> @@ -358,8 +361,7 @@ fec_rxDaemon (void *arg) /* * Input packet handling loop */ - /* Indicate we have some ready buffers available */ - MCF5282_FEC_RDAR = MCF5282_FEC_RDAR_R_DES_ACTIVE; + MCF5282_FEC_RDAR = 0; rxBdIndex = 0; for (;;) { @@ -434,7 +436,8 @@ fec_rxDaemon (void *arg) * Reenable the buffer descriptor */ 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 @@ -556,7 +559,8 @@ fec_sendpacket(struct ifnet *ifp, struct mbuf *m) | MCF5282_FEC_TxBD_TC; if (nAdded > 1) 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; } break; @@ -727,6 +731,15 @@ enet_stats(struct mcf5282_enet_struct *sc) printf(" Tx SQE Error:%-10lu", MCF5282_FEC_IEEE_T_SQE); printf("Tx Pause Frames:%-10lu\n", MCF5282_FEC_IEEE_T_FDXFC); 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 |