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| author | Poul-Henning Kamp <phk@FreeBSD.org> | 2000-03-13 10:19:32 +0000 |
|---|---|---|
| committer | Poul-Henning Kamp <phk@FreeBSD.org> | 2000-03-13 10:19:32 +0000 |
| commit | d8b47cbb70820a0b1db9bc5c429482c55fdeb468 (patch) | |
| tree | 6fca4e3a46dd54c85e0f62ac9a33693dd2c273c8 /sys/alpha/isa | |
| parent | 3f30603cfb912c88ba1ef3b693e76ce57dade192 (diff) | |
| download | src-d8b47cbb70820a0b1db9bc5c429482c55fdeb468.tar.gz src-d8b47cbb70820a0b1db9bc5c429482c55fdeb468.zip | |
Stop isadma from abusing the B_READ, B_RAW and B_WRITE flags.
Define ISADMA_{READ,WRITE,RAW} macros with the same numeric
values as the B_{READ,WRITE,RAW} and use them instead throughout.
Notes
Notes:
svn path=/head/; revision=57973
Diffstat (limited to 'sys/alpha/isa')
| -rw-r--r-- | sys/alpha/isa/isa_dma.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/sys/alpha/isa/isa_dma.c b/sys/alpha/isa/isa_dma.c index 4fcdc6b69130..8b5e64b27de8 100644 --- a/sys/alpha/isa/isa_dma.c +++ b/sys/alpha/isa/isa_dma.c @@ -50,7 +50,6 @@ #include <sys/param.h> #include <sys/systm.h> -#include <sys/buf.h> /* B_READ and B_RAW */ #include <sys/malloc.h> #include <sys/bus.h> #include <vm/vm.h> @@ -243,15 +242,15 @@ static void isa_dmastart_cb(void *arg, bus_dma_segment_t *segs, int nseg, */ /* set dma channel mode, and reset address ff */ - /* If B_RAW flag is set, then use autoinitialise mode */ - if (flags & B_RAW) { - if (flags & B_READ) + /* If ISADMA_RAW flag is set, then use autoinitialise mode */ + if (flags & ISADMA_RAW) { + if (flags & ISADMA_READ) outb(DMA1_MODE, DMA37MD_AUTO|DMA37MD_WRITE|chan); else outb(DMA1_MODE, DMA37MD_AUTO|DMA37MD_READ|chan); } else - if (flags & B_READ) + if (flags & ISADMA_READ) outb(DMA1_MODE, DMA37MD_SINGLE|DMA37MD_WRITE|chan); else outb(DMA1_MODE, DMA37MD_SINGLE|DMA37MD_READ|chan); @@ -276,15 +275,15 @@ static void isa_dmastart_cb(void *arg, bus_dma_segment_t *segs, int nseg, */ /* set dma channel mode, and reset address ff */ - /* If B_RAW flag is set, then use autoinitialise mode */ - if (flags & B_RAW) { - if (flags & B_READ) + /* If ISADMA_RAW flag is set, then use autoinitialise mode */ + if (flags & ISADMA_RAW) { + if (flags & ISADMA_READ) outb(DMA2_MODE, DMA37MD_AUTO|DMA37MD_WRITE|(chan&3)); else outb(DMA2_MODE, DMA37MD_AUTO|DMA37MD_READ|(chan&3)); } else - if (flags & B_READ) + if (flags & ISADMA_READ) outb(DMA2_MODE, DMA37MD_SINGLE|DMA37MD_WRITE|(chan&3)); else outb(DMA2_MODE, DMA37MD_SINGLE|DMA37MD_READ|(chan&3)); @@ -338,7 +337,7 @@ isa_dmastart(int flags, caddr_t addr, u_int nbytes, int chan) dma_busy |= (1 << chan); - if (flags & B_RAW) { + if (flags & ISADMA_RAW) { dma_auto_mode |= (1 << chan); } else { dma_auto_mode &= ~(1 << chan); |