/* $FreeBSD$ */ /* $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 { struct resource *ch_io; /* core chip ctrl port */ struct resource *ch_mem; /* data port (shm) */ 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 */ 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; 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 *); void ctintr(void *); #endif /* !_CTVAR_H_ */