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/* $FreeBSD$ */
/* $NecBSD: ctvar.h,v 1.4.14.3 2001/06/20 06:13:34 honda Exp $ */
/* $NetBSD$ */
/*-
* [NetBSD for NEC PC-98 series]
* Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000, 2001
* NetBSD/pc98 porting staff. All rights reserved.
* Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000, 2001
* Naofumi HONDA. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _CTVAR_H_
#define _CTVAR_H_
/*
* ctvar.h
* Generic wd33c93 chip driver's definitions
*/
/*****************************************************************
* Host adapter structure
*****************************************************************/
struct ct_bus_access_handle {
bus_space_tag_t ch_iot; /* core chip ctrl port tag */
bus_space_tag_t ch_delayt; /* delay port tag */
bus_space_tag_t ch_datat; /* data port tag (pio) */
bus_space_tag_t ch_memt; /* data port tag (shm) */
bus_space_handle_t ch_ioh;
bus_space_handle_t ch_delaybah;
bus_space_handle_t ch_datah;
bus_space_handle_t ch_memh;
void (*ch_bus_weight)(struct ct_bus_access_handle *);
#ifdef CT_USE_RELOCATE_OFFSET
bus_addr_t ch_offset[4];
#endif /* CT_USE_RELOCATE_OFFSET */
};
struct ct_softc {
struct scsi_low_softc sc_sclow; /* generic data */
struct ct_bus_access_handle sc_ch; /* bus access handle */
#ifdef __NetBSD__
bus_dma_tag_t sc_dmat; /* data DMA tag */
void *sc_ih;
#endif /* __NetBSD__ */
#ifdef __FreeBSD__
struct resource *port_res;
struct resource *mem_res;
struct resource *irq_res;
struct resource *drq_res;
bus_dma_tag_t sc_dmat; /* data DMA tag */
bus_dmamap_t sc_dmamapt; /* data DMAMAP tag */
void *sc_ih;
#endif /* __FreeBSD__ */
int sc_chiprev; /* chip version */
#define CT_WD33C93 0x00000
#define CT_WD33C93_A 0x10000
#define CT_AM33C93_A 0x10001
#define CT_WD33C93_B 0x20000
#define CT_WD33C93_C 0x30000
int sc_xmode;
#define CT_XMODE_PIO 1
#define CT_XMODE_DMA 2
int sc_dma; /* dma transfer start */
#define CT_DMA_PIOSTART 1
#define CT_DMA_DMASTART 2
int sc_satgo; /* combination cmd start */
#define CT_SAT_GOING 1
int sc_tmaxcnt;
int sc_atten; /* attention */
u_int8_t sc_creg; /* control register value */
int sc_chipclk; /* chipclk 0, 10, 15, 20 */
struct ct_synch_data {
u_int cs_period;
u_int cs_syncr;
} *sc_sdp; /* synchronous data table pt */
struct ct_synch_data sc_default_sdt[16];
/*
* Machdep stuff.
*/
void *ct_hw; /* point to bshw_softc etc ... */
int (*ct_dma_xfer_start)(struct ct_softc *);
int (*ct_pio_xfer_start)(struct ct_softc *);
void (*ct_dma_xfer_stop)(struct ct_softc *);
void (*ct_pio_xfer_stop)(struct ct_softc *);
void (*ct_bus_reset)(struct ct_softc *);
void (*ct_synch_setup)(struct ct_softc *, struct targ_info *);
};
/*****************************************************************
* Lun information
*****************************************************************/
struct ct_targ_info {
struct targ_info cti_ti;
u_int8_t cti_syncreg;
};
/*****************************************************************
* PROTO
*****************************************************************/
int ctprobesubr(struct ct_bus_access_handle *, u_int, int, u_int, int *);
void ctattachsubr(struct ct_softc *);
int ctprint(void *, const char *);
int ctintr(void *);
#endif /* !_CTVAR_H_ */
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