diff options
Diffstat (limited to 'sys/dev/pci/pciidevar.h')
| -rw-r--r-- | sys/dev/pci/pciidevar.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/sys/dev/pci/pciidevar.h b/sys/dev/pci/pciidevar.h index c1cc8c9c145..7d6ad15623d 100644 --- a/sys/dev/pci/pciidevar.h +++ b/sys/dev/pci/pciidevar.h @@ -1,4 +1,4 @@ -/* $OpenBSD: pciidevar.h,v 1.14 2004/10/17 18:32:12 grange Exp $ */ +/* $OpenBSD: pciidevar.h,v 1.15 2004/10/17 18:47:08 grange Exp $ */ /* $NetBSD: pciidevar.h,v 1.6 2001/01/12 16:04:00 bouyer Exp $ */ /* @@ -95,8 +95,26 @@ struct pciide_softc { /* Chip-specific private data */ void *sc_cookie; + + /* DMA registers access functions */ + u_int8_t (*sc_dmacmd_read)(struct pciide_softc *, int); + void (*sc_dmacmd_write)(struct pciide_softc *, int, u_int8_t); + u_int8_t (*sc_dmactl_read)(struct pciide_softc *, int); + void (*sc_dmactl_write)(struct pciide_softc *, int, u_int8_t); + void (*sc_dmatbl_write)(struct pciide_softc *, int, u_int32_t); }; +#define PCIIDE_DMACMD_READ(sc, chan) \ + (sc)->sc_dmacmd_read((sc), (chan)) +#define PCIIDE_DMACMD_WRITE(sc, chan, val) \ + (sc)->sc_dmacmd_write((sc), (chan), (val)) +#define PCIIDE_DMACTL_READ(sc, chan) \ + (sc)->sc_dmactl_read((sc), (chan)) +#define PCIIDE_DMACTL_WRITE(sc, chan, val) \ + (sc)->sc_dmactl_write((sc), (chan), (val)) +#define PCIIDE_DMATBL_WRITE(sc, chan, val) \ + (sc)->sc_dmatbl_write((sc), (chan), (val)) + /* * Functions defined by machine-dependent code. */ |