Changeset 0436d64 in rtems-libbsd

Timestamp:

01/09/17 10:43:40 (6 years ago)

Author:

Sebastian Huber <sebastian.huber@…>

Branches:

5, 5-freebsd-12, 6-freebsd-12, master

Children:

3ef41be

Parents:

88dad3b

git-author:

Sebastian Huber <sebastian.huber@…> (01/09/17 10:43:40)

git-committer:

Sebastian Huber <sebastian.huber@…> (01/10/17 08:53:34)

Message:

if_dwc: Reduce DMA descriptor count

File:

• freebsd/sys/dev/dwc/if_dwcvar.h (modified) (1 diff)

freebsd/sys/dev/dwc/if_dwcvar.h

@@ -46 +46 @@
  */
 #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 */