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author | peter <peter@FreeBSD.org> | 2003-11-21 03:02:00 +0000 |
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committer | peter <peter@FreeBSD.org> | 2003-11-21 03:02:00 +0000 |
commit | aefda7ad568c8310cab954248c6703f913ae46f8 (patch) | |
tree | 779c5488e9da51760220a217de1843de9e844d6c /sys/amd64/include/bus_dma.h | |
parent | 8bb74c49aa521edbbb542e8e7c613a47c82a2007 (diff) | |
download | FreeBSD-src-aefda7ad568c8310cab954248c6703f913ae46f8.zip FreeBSD-src-aefda7ad568c8310cab954248c6703f913ae46f8.tar.gz |
Cosmetic and/or trivial sync up with i386.
Approved by: re (rwatson)
Diffstat (limited to 'sys/amd64/include/bus_dma.h')
-rw-r--r-- | sys/amd64/include/bus_dma.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/sys/amd64/include/bus_dma.h b/sys/amd64/include/bus_dma.h index 4399c6f..7b94b88 100644 --- a/sys/amd64/include/bus_dma.h +++ b/sys/amd64/include/bus_dma.h @@ -78,7 +78,7 @@ #define BUS_DMA_WAITOK 0x00 /* safe to sleep (pseudo-flag) */ #define BUS_DMA_NOWAIT 0x01 /* not safe to sleep */ #define BUS_DMA_ALLOCNOW 0x02 /* perform resource allocation now */ -#define BUS_DMA_COHERENT 0x04 /* hint map memory in a coherent way */ +#define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */ #define BUS_DMA_ZERO 0x08 /* allocate zero'ed memory */ #define BUS_DMA_BUS1 0x10 /* placeholders for bus functions... */ #define BUS_DMA_BUS2 0x20 @@ -104,7 +104,7 @@ typedef int bus_dmasync_op_t; * A machine-dependent opaque type describing the characteristics * of how to perform DMA mappings. This structure encapsultes * information concerning address and alignment restrictions, number - * of S/G segments, amount of data per S/G segment, etc. + * of S/G segments, amount of data per S/G segment, etc. */ typedef struct bus_dma_tag *bus_dma_tag_t; @@ -133,7 +133,7 @@ typedef struct bus_dma_segment { typedef int bus_dma_filter_t(void *, bus_addr_t); /* - * A function that performs driver-specific syncronization on behalf of + * A function that performs driver-specific synchronization on behalf of * busdma. */ typedef enum { @@ -147,7 +147,7 @@ typedef void bus_dma_lock_t(void *, bus_dma_lock_op_t); * Allocate a device specific dma_tag encapsulating the constraints of * the parent tag in addition to other restrictions specified: * - * alignment: alignment for segments. + * alignment: Alignment for segments. * boundary: Boundary that segments cannot cross. * lowaddr: Low restricted address that cannot appear in a mapping. * highaddr: High restricted address that cannot appear in a mapping. @@ -184,21 +184,21 @@ int bus_dma_tag_destroy(bus_dma_tag_t dmat); int bus_dmamap_create(bus_dma_tag_t dmat, int flags, bus_dmamap_t *mapp); /* - * Destroy a handle for mapping from kva/uva/physical + * Destroy a handle for mapping from kva/uva/physical * address space into bus device space. */ int bus_dmamap_destroy(bus_dma_tag_t dmat, bus_dmamap_t map); /* * Allocate a piece of memory that can be efficiently mapped into - * bus device space based on the constraints lited in the dma tag. + * bus device space based on the constraints listed in the dma tag. * A dmamap to for use with dmamap_load is also allocated. */ int bus_dmamem_alloc(bus_dma_tag_t dmat, void** vaddr, int flags, bus_dmamap_t *mapp); /* - * Free a piece of memory and it's allociated dmamap, that was allocated + * Free a piece of memory and its allocated dmamap, that was allocated * via bus_dmamem_alloc. */ void bus_dmamem_free(bus_dma_tag_t dmat, void *vaddr, bus_dmamap_t map); @@ -218,7 +218,7 @@ int bus_dmamap_load(bus_dma_tag_t dmat, bus_dmamap_t map, void *buf, /* * Like bus_dmamap_callback but includes map size in bytes. This is - * defined as a separate interface to maintain compatiiblity for users + * defined as a separate interface to maintain compatibility for users * of bus_dmamap_callback_t--at some point these interfaces should be merged. */ typedef void bus_dmamap_callback2_t(void *, bus_dma_segment_t *, int, bus_size_t, int); @@ -240,7 +240,7 @@ int bus_dmamap_load_uio(bus_dma_tag_t dmat, bus_dmamap_t map, int flags); /* - * Perform a syncronization operation on the given map. + * Perform a synchronization operation on the given map. */ void _bus_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, bus_dmasync_op_t); #define bus_dmamap_sync(dmat, dmamap, op) \ |