File: [local] / sys / dev / tc / ascvar.h (download)
Revision 1.1, Tue Mar 4 16:14:18 2008 UTC (16 years, 2 months ago) by nbrk
Branch point for: MAIN
Initial revision
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/* $OpenBSD: ascvar.h,v 1.9 2002/05/02 22:56:06 miod Exp $ */
/* $NetBSD: ascvar.h,v 1.7 2000/10/31 15:16:26 simonb Exp $ */
/*
* State kept for each active SCSI host interface (53C94).
*/
struct asc_softc {
struct ncr53c9x_softc sc_ncr53c9x; /* glue to MI code */
bus_space_tag_t sc_bst; /* bus space tag */
bus_space_handle_t sc_bsh; /* ASC register handle */
bus_dma_tag_t sc_dmat; /* bus dma tag */
bus_dmamap_t sc_dmamap; /* bus dmamap */
caddr_t *sc_dmaaddr;
size_t *sc_dmalen;
size_t sc_dmasize;
unsigned sc_flags;
#define ASC_ISPULLUP 0x01
#define ASC_DMAACTIVE 0x02
#define ASC_MAPLOADED 0x04
};
u_char asc_read_reg(struct ncr53c9x_softc *, int);
void asc_write_reg(struct ncr53c9x_softc *, int, u_char);