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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-01-09 11:43:40 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-01-10 09:53:34 +0100 |
| commit | 0436d64a2a28e1970cc64274de75cbe7a4cd8185 (patch) | |
| tree | ba4c3924842ff876874db0d592d26aff8aa37c22 | |
| parent | if_dwc: Use rtems_bsd_get_mac_address() (diff) | |
| download | rtems-libbsd-0436d64a2a28e1970cc64274de75cbe7a4cd8185.tar.bz2 | |
if_dwc: Reduce DMA descriptor count
| -rw-r--r-- | freebsd/sys/dev/dwc/if_dwcvar.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/freebsd/sys/dev/dwc/if_dwcvar.h b/freebsd/sys/dev/dwc/if_dwcvar.h index d832f1a3..2c485dc8 100644 --- a/freebsd/sys/dev/dwc/if_dwcvar.h +++ b/freebsd/sys/dev/dwc/if_dwcvar.h @@ -45,9 +45,17 @@ * Driver data and defines. */ #define RX_MAX_PACKET 0x7ff +#ifndef __rtems__ #define RX_DESC_COUNT 1024 +#else /* __rtems__ */ +#define RX_DESC_COUNT 64 +#endif /* __rtems__ */ #define RX_DESC_SIZE (sizeof(struct dwc_hwdesc) * RX_DESC_COUNT) +#ifndef __rtems__ #define TX_DESC_COUNT 1024 +#else /* __rtems__ */ +#define TX_DESC_COUNT 256 +#endif /* __rtems__ */ #define TX_DESC_SIZE (sizeof(struct dwc_hwdesc) * TX_DESC_COUNT) #define TX_MAX_DMA_SEGS 8 /* maximum segs in a tx mbuf dma */ |