xref: /openbsd/sys/dev/ic/stivar.h (revision 7b36286a)
1 /*	$OpenBSD: stivar.h,v 1.23 2007/01/12 22:02:33 miod Exp $	*/
2 
3 /*
4  * Copyright (c) 2000-2003 Michael Shalayeff
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
20  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
25  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
26  * THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef _IC_STIVAR_H_
30 #define _IC_STIVAR_H_
31 
32 struct sti_softc;
33 
34 struct sti_screen {
35 	struct sti_softc *scr_main;	/* may be NULL if early console */
36 	int		scr_devtype;
37 
38 	bus_space_tag_t	iot, memt;
39 	bus_space_handle_t romh;
40 	bus_addr_t	*bases;
41 	bus_addr_t	fbaddr;
42 	bus_size_t	fblen;
43 
44 	int		scr_bpp;
45 
46 	struct sti_dd	scr_dd;		/* in word format */
47 	struct sti_font	scr_curfont;
48 	struct sti_cfg	scr_cfg;
49 	struct sti_ecfg	scr_ecfg;
50 
51 	void		*scr_romfont;	/* ROM font copy, either in memory... */
52 	u_int		scr_fontmaxcol;	/* ...or in off-screen frame buffer */
53 	u_int		scr_fontbase;
54 
55 	u_int8_t	scr_rcmap[STI_NCMAP],
56 			scr_gcmap[STI_NCMAP],
57 			scr_bcmap[STI_NCMAP];
58 
59 	vaddr_t		scr_code;
60 	sti_init_t	init;
61 	sti_mgmt_t	mgmt;
62 	sti_unpmv_t	unpmv;
63 	sti_blkmv_t	blkmv;
64 	sti_test_t	test;
65 	sti_exhdl_t	exhdl;
66 	sti_inqconf_t	inqconf;
67 	sti_scment_t	scment;
68 	sti_dmac_t	dmac;
69 	sti_flowc_t	flowc;
70 	sti_utiming_t	utiming;
71 	sti_pmgr_t	pmgr;
72 	sti_util_t	util;
73 
74 	u_int16_t	fbheight, fbwidth, oheight, owidth;
75 	u_int8_t	name[STI_DEVNAME_LEN];
76 
77 	/* wsdisplay information */
78 	struct	wsscreen_descr	scr_wsd;
79 	struct	wsscreen_descr	*scr_scrlist[1];
80 	struct	wsscreen_list	scr_screenlist;
81 };
82 
83 struct sti_softc {
84 	struct device sc_dev;
85 	void *sc_ih;
86 
87 	u_int	sc_flags;
88 #define	STI_TEXTMODE	0x0001
89 #define	STI_CLEARSCR	0x0002
90 #define	STI_CONSOLE	0x0004
91 #define	STI_ATTACHED	0x0008
92 #define	STI_ROM_ENABLED	0x0010
93 	int	sc_nscreens;
94 
95 	bus_space_tag_t iot, memt;
96 	bus_space_handle_t romh;
97 	bus_addr_t	bases[STI_REGION_MAX];
98 
99 	struct sti_screen *sc_scr;
100 	u_int	sc_wsmode;
101 
102 	/* optional, required for PCI */
103 	void	(*sc_enable_rom)(struct sti_softc *);
104 	void	(*sc_disable_rom)(struct sti_softc *);
105 };
106 
107 int	sti_attach_common(struct sti_softc *sc, u_int codebase);
108 void	sti_clear(struct sti_screen *);
109 int	sti_cnattach(struct sti_screen *, bus_space_tag_t, bus_addr_t *, u_int);
110 void	sti_describe(struct sti_softc *);
111 void	sti_end_attach(void *);
112 u_int	sti_rom_size(bus_space_tag_t, bus_space_handle_t);
113 
114 #endif /* _IC_STIVAR_H_ */
115