Author: yongari
Date: Tue Sep 7 18:29:29 2010
New Revision: 212302
URL: http://svn.freebsd.org/changeset/base/212302
Log:
Make sure to create DMA'able memory for statistics block. This was
missed in r212061 and it caused crashes for 570x controllers as
controller DMAed statistics to physical address 0.
Reported by: kan
Modified:
head/sys/dev/bge/if_bge.c
Modified: head/sys/dev/bge/if_bge.c
==============================================================================
--- head/sys/dev/bge/if_bge.c Tue Sep 7 18:14:59 2010 (r212301)
+++ head/sys/dev/bge/if_bge.c Tue Sep 7 18:29:29 2010 (r212302)
@@ -2258,6 +2258,15 @@ bge_dma_alloc(struct bge_softc *sc)
if (error)
return (error);
+ /* Create tag for statistics block. */
+ error = bge_dma_ring_alloc(sc, PAGE_SIZE, BGE_STATS_SZ,
+ &sc->bge_cdata.bge_stats_tag,
+ (uint8_t **)&sc->bge_ldata.bge_stats,
+ &sc->bge_cdata.bge_stats_map,
+ &sc->bge_ldata.bge_stats_paddr, "statistics block");
+ if (error)
+ return (error);
+
/* Create tag for jumbo RX ring. */
if (BGE_IS_JUMBO_CAPABLE(sc)) {
error = bge_dma_ring_alloc(sc, PAGE_SIZE, BGE_JUMBO_RX_RING_SZ,
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