1 /* $FreeBSD: src/sys/dev/ct/ctvar.h,v 1.2.2.1 2001/07/26 02:32:18 nyan Exp $ */
2 /* $DragonFly: src/sys/dev/disk/ct/Attic/ctvar.h,v 1.2 2003/06/17 04:28:23 dillon Exp $ */
3 /* $NecBSD: ctvar.h,v 1.4.14.3 2001/06/20 06:13:34 honda Exp $ */
7 * [NetBSD for NEC PC-98 series]
8 * Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000, 2001
9 * NetBSD/pc98 porting staff. All rights reserved.
10 * Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000, 2001
11 * Naofumi HONDA. All rights reserved.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. The name of the author may not be used to endorse or promote products
22 * derived from this software without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
26 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
32 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
33 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
41 * Generic wd33c93 chip driver's definitions
44 /*****************************************************************
45 * Host adapter structure
46 *****************************************************************/
47 struct ct_bus_access_handle {
48 bus_space_tag_t ch_iot; /* core chip ctrl port tag */
49 bus_space_tag_t ch_delayt; /* delay port tag */
50 bus_space_tag_t ch_datat; /* data port tag (pio) */
51 bus_space_tag_t ch_memt; /* data port tag (shm) */
53 bus_space_handle_t ch_ioh;
54 bus_space_handle_t ch_delaybah;
55 bus_space_handle_t ch_datah;
56 bus_space_handle_t ch_memh;
58 void (*ch_bus_weight) __P((struct ct_bus_access_handle *));
60 #ifdef CT_USE_RELOCATE_OFFSET
61 bus_addr_t ch_offset[4];
62 #endif /* CT_USE_RELOCATE_OFFSET */
66 struct scsi_low_softc sc_sclow; /* generic data */
68 struct ct_bus_access_handle sc_ch; /* bus access handle */
71 bus_dma_tag_t sc_dmat; /* data DMA tag */
74 #endif /* __NetBSD__ */
77 struct resource *port_res;
78 struct resource *mem_res;
79 struct resource *irq_res;
80 struct resource *drq_res;
82 bus_dma_tag_t sc_dmat; /* data DMA tag */
83 bus_dmamap_t sc_dmamapt; /* data DMAMAP tag */
86 #endif /* __FreeBSD__ */
88 int sc_chiprev; /* chip version */
89 #define CT_WD33C93 0x00000
90 #define CT_WD33C93_A 0x10000
91 #define CT_AM33C93_A 0x10001
92 #define CT_WD33C93_B 0x20000
93 #define CT_WD33C93_C 0x30000
96 #define CT_XMODE_PIO 1
97 #define CT_XMODE_DMA 2
99 int sc_dma; /* dma transfer start */
100 #define CT_DMA_PIOSTART 1
101 #define CT_DMA_DMASTART 2
103 int sc_satgo; /* combination cmd start */
104 #define CT_SAT_GOING 1
107 int sc_atten; /* attention */
108 u_int8_t sc_creg; /* control register value */
110 int sc_chipclk; /* chipclk 0, 10, 15, 20 */
111 struct ct_synch_data {
114 } *sc_sdp; /* synchronous data table pt */
116 struct ct_synch_data sc_default_sdt[16];
121 void *ct_hw; /* point to bshw_softc etc ... */
122 int (*ct_dma_xfer_start) __P((struct ct_softc *));
123 int (*ct_pio_xfer_start) __P((struct ct_softc *));
124 void (*ct_dma_xfer_stop) __P((struct ct_softc *));
125 void (*ct_pio_xfer_stop) __P((struct ct_softc *));
126 void (*ct_bus_reset) __P((struct ct_softc *));
127 void (*ct_synch_setup) __P((struct ct_softc *, struct targ_info *));
130 /*****************************************************************
132 *****************************************************************/
133 struct ct_targ_info {
134 struct targ_info cti_ti;
136 u_int8_t cti_syncreg;
139 /*****************************************************************
141 *****************************************************************/
142 int ctprobesubr __P((struct ct_bus_access_handle *, u_int, int, u_int, int *));
143 void ctattachsubr __P((struct ct_softc *));
144 int ctprint __P((void *, const char *));
145 int ctintr __P((void *));
146 #endif /* !_CTVAR_H_ */