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stivar.h revision 1.8 
      1 /*	$NetBSD: stivar.h,v 1.8 2014/04/20 04:12:54 tsutsui Exp $	*/
      2 
      3 /*	$OpenBSD: stivar.h,v 1.24 2009/02/06 22:51:04 miod Exp $	*/
      4 
      5 /*
      6  * Copyright (c) 2000-2003 Michael Shalayeff
      7  * All rights reserved.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
     22  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     24  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
     27  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     28  * THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _IC_STIVAR_H_
     32 #define _IC_STIVAR_H_
     33 
     34 struct sti_softc;
     35 
     36 /*
     37  * STI ROM information - one per device
     38  */
     39 struct sti_rom {
     40 	struct sti_softc	*rom_softc;	/* backpointer to device */
     41 	int			 rom_devtype;
     42 
     43 	bus_space_tag_t		 iot, memt;	/* XXX iot unused */
     44 	bus_space_handle_t	 romh;
     45 	bus_addr_t		*bases;
     46 
     47 	struct sti_dd		 rom_dd;	/* in word format */
     48 
     49 	vaddr_t			 rom_code;
     50 	sti_init_t		 init;
     51 	sti_mgmt_t		 mgmt;
     52 	sti_unpmv_t		 unpmv;
     53 	sti_blkmv_t		 blkmv;
     54 	sti_test_t		 test;
     55 	sti_exhdl_t		 exhdl;
     56 	sti_inqconf_t		 inqconf;
     57 	sti_scment_t		 scment;
     58 	sti_dmac_t		 dmac;
     59 	sti_flowc_t		 flowc;
     60 	sti_utiming_t		 utiming;
     61 	sti_pmgr_t		 pmgr;
     62 	sti_util_t		 util;
     63 };
     64 
     65 /*
     66  * STI screen information - one per head
     67  */
     68 struct sti_screen {
     69 	struct sti_rom		*scr_rom;
     70 
     71 #ifdef notyet
     72 	u_int			 scr_flags;
     73 #endif
     74 
     75 	int			 scr_bpp;
     76 
     77 	struct sti_font		 scr_curfont;
     78 	struct sti_cfg		 scr_cfg;
     79 	struct sti_ecfg		 scr_ecfg;
     80 	char			 name[STI_DEVNAME_LEN];
     81 
     82 	void			*scr_romfont;	/* ROM font copy in memory... */
     83 	u_int			 scr_fontmaxcol;/* ...or in off-screen area */
     84 	u_int			 scr_fontbase;
     85 
     86 	uint8_t			 scr_rcmap[STI_NCMAP],
     87 				 scr_gcmap[STI_NCMAP],
     88 				 scr_bcmap[STI_NCMAP];
     89 
     90 	uint16_t		 fbheight, fbwidth;
     91 	uint16_t		 oheight, owidth;	/* offscreen size */
     92 	bus_addr_t		 fbaddr;
     93 	bus_size_t		 fblen;
     94 
     95 	/* wsdisplay information */
     96 	int			 scr_nscreens;
     97 	u_int			 scr_wsmode;
     98 	struct	wsscreen_descr	 scr_wsd;
     99 	const struct wsscreen_descr	*scr_scrlist[1];
    100 	struct	wsscreen_list	 scr_screenlist;
    101 };
    102 
    103 /*
    104  * STI Device state
    105  */
    106 struct sti_softc {
    107 	device_t sc_dev;
    108 #if notyet
    109 	void *sc_ih;
    110 #endif
    111 
    112 	u_int			sc_flags;
    113 #define	STI_CONSOLE	0x0001	/* first head is console... */
    114 #define	STI_ATTACHED	0x0002	/* ... and wsdisplay_cnattach() has been done */
    115 #define	STI_ROM_ENABLED	0x0004	/* PCI ROM is enabled */
    116 
    117 	bus_addr_t		bases[STI_REGION_MAX];
    118 	struct sti_rom		*sc_rom;
    119 	struct sti_screen	*sc_scr;
    120 
    121 	/* optional, required for PCI */
    122 	void			(*sc_enable_rom)(struct sti_softc *);
    123 	void			(*sc_disable_rom)(struct sti_softc *);
    124 };
    125 
    126 int	sti_attach_common(struct sti_softc *, bus_space_tag_t, bus_space_tag_t,
    127 	    bus_space_handle_t, u_int);
    128 int	sti_cnattach(struct sti_rom *, struct sti_screen *, bus_space_tag_t,
    129 	    bus_addr_t *, u_int);
    130 void	sti_describe(struct sti_softc *);
    131 void	sti_end_attach(struct sti_softc *);
    132 u_int	sti_rom_size(bus_space_tag_t, bus_space_handle_t);
    133 
    134 int	sti_cnattach(struct sti_rom *, struct sti_screen *, bus_space_tag_t,
    135 	    bus_addr_t *, u_int);
    136 
    137 #endif /* _IC_STIVAR_H_ */
    138