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| author | mux <mux@FreeBSD.org> | 2003-02-26 02:16:06 +0000 |
|---|---|---|
| committer | mux <mux@FreeBSD.org> | 2003-02-26 02:16:06 +0000 |
| commit | 186c547c811f347f945817e5b39472f95b963d42 (patch) | |
| tree | 9c7573358232cb47d10993207a2c2e295c7facf2 /sys/alpha | |
| parent | 193655459bf16415007a77ff9c6199725e0de54d (diff) | |
| download | FreeBSD-src-186c547c811f347f945817e5b39472f95b963d42.zip FreeBSD-src-186c547c811f347f945817e5b39472f95b963d42.tar.gz | |
Correctly set BUS_SPACE_MAXSIZE in all the busdma backends.
It was bogusly set to 64 * 1024 or 128 * 1024 because it was
bogusly reused in the BUS_DMAMAP_NSEGS definition.
Diffstat (limited to 'sys/alpha')
| -rw-r--r-- | sys/alpha/alpha/busdma_machdep.c | 2 | ||||
| -rw-r--r-- | sys/alpha/include/bus.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/sys/alpha/alpha/busdma_machdep.c b/sys/alpha/alpha/busdma_machdep.c index 169231b..c48016b 100644 --- a/sys/alpha/alpha/busdma_machdep.c +++ b/sys/alpha/alpha/busdma_machdep.c @@ -410,7 +410,7 @@ bus_dmamem_free(bus_dma_tag_t dmat, void *vaddr, bus_dmamap_t map) bus_dmamem_free_size(dmat, vaddr, map, dmat->maxsize); } -#define BUS_DMAMAP_NSEGS ((BUS_SPACE_MAXSIZE / PAGE_SIZE) + 1) +#define BUS_DMAMAP_NSEGS ((64 * 1024 / PAGE_SIZE) + 1) /* * Map the buffer buf into bus space using the dmamap map. diff --git a/sys/alpha/include/bus.h b/sys/alpha/include/bus.h index 3a87d1a..dd92cf2 100644 --- a/sys/alpha/include/bus.h +++ b/sys/alpha/include/bus.h @@ -82,7 +82,7 @@ typedef u_int32_t bus_space_handle_t; #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF -#define BUS_SPACE_MAXSIZE (64 * 1024) /* Maximum supported size */ +#define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFF #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF /* The largest address space known so far is 40 bits */ |
