29 lines
909 B
C
29 lines
909 B
C
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#define UHA_MSCP_MAX 32 /* store up to 32 MSCPs at one time */
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#define MSCP_HASH_SIZE 32 /* hash table size for phystokv */
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#define MSCP_HASH_SHIFT 9
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#define MSCP_HASH(x) ((((long)(x))>>MSCP_HASH_SHIFT) & (MSCP_HASH_SIZE - 1))
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struct uha_softc {
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struct device sc_dev;
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bus_chipset_tag_t sc_bc;
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bus_io_handle_t sc_ioh;
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int sc_irq, sc_drq;
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void *sc_ih;
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void (*start_mbox) __P((struct uha_softc *, struct uha_mscp *));
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int (*poll) __P((struct uha_softc *, struct scsi_xfer *, int));
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void (*init) __P((struct uha_softc *));
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struct uha_mscp *sc_mscphash[MSCP_HASH_SIZE];
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TAILQ_HEAD(, uha_mscp) sc_free_mscp;
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int sc_nummscps;
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int sc_scsi_dev; /* our scsi id */
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struct scsi_link sc_link;
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};
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void uha_attach __P((struct uha_softc *));
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void uha_timeout __P((void *arg));
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struct uha_mscp *uha_mscp_phys_kv __P((struct uha_softc *, u_long));
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void uha_done __P((struct uha_softc *, struct uha_mscp *));
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