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/* $OpenBSD: stivar.h,v 1.29 2024/08/17 08:45:22 miod Exp $ */
/*
* Copyright (c) 2000-2003 Michael Shalayeff
* 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.
*
* 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 OR HIS RELATIVES 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 MIND, 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 _IC_STIVAR_H_
#define _IC_STIVAR_H_
struct sti_softc;
struct sti_screen;
/*
* STI ROM information - one per device
*/
struct sti_rom {
struct sti_softc *rom_softc; /* backpointer to device */
int rom_devtype;
bus_space_tag_t iot, memt; /* XXX iot unused */
bus_space_handle_t romh;
bus_space_handle_t regh[STI_REGION_MAX];
bus_addr_t *bases;
struct sti_dd rom_dd; /* in word format */
u_int8_t *rom_code;
int rom_enable;
/*
* ROM-provided function pointers
*/
sti_init_t init;
sti_unpmv_t unpmv;
sti_blkmv_t blkmv;
sti_inqconf_t inqconf;
sti_scment_t scment;
};
/*
* STI screen information - one per head
*/
struct sti_screen {
struct sti_rom *scr_rom;
#ifdef notyet
u_int scr_flags;
#endif
int scr_bpp;
struct sti_font scr_curfont;
struct sti_cfg scr_cfg;
struct sti_ecfg scr_ecfg;
u_int8_t name[STI_DEVNAME_LEN];
void *scr_romfont; /* ROM font copy in memory... */
u_int scr_fontmaxcol;/* ...or in off-screen area */
u_int scr_fontbase;
u_int8_t scr_rcmap[STI_NCMAP],
scr_gcmap[STI_NCMAP],
scr_bcmap[STI_NCMAP];
u_int16_t fbheight, fbwidth;
u_int16_t oheight, owidth; /* offscreen size */
bus_addr_t fbaddr;
bus_size_t fblen;
/* wsdisplay information */
int scr_nscreens;
u_int scr_wsmode;
struct wsscreen_descr scr_wsd;
struct wsscreen_descr *scr_scrlist[1];
struct wsscreen_list scr_screenlist;
/*
* Board-specific function data and pointers
*/
void (*setupfb)(struct sti_screen *);
int (*putcmap)(struct sti_screen *, u_int, u_int);
uint32_t reg10_value;
uint32_t reg12_value;
bus_addr_t cmap_finish_register;
};
/*
* STI device state
*/
struct sti_softc {
struct device sc_dev;
#ifdef notyet
void *sc_ih;
#endif
u_int sc_flags;
#define STI_CONSOLE 0x0001 /* first head is console... */
#define STI_ATTACHED 0x0002 /* ... and wsdisplay_cnattach() has been done */
#define STI_ROM_ENABLED 0x0004 /* PCI ROM is enabled */
bus_addr_t bases[STI_REGION_MAX];
struct sti_rom *sc_rom;
struct sti_screen *sc_scr;
/* optional, required for PCI */
void (*sc_enable_rom)(struct sti_softc *);
void (*sc_disable_rom)(struct sti_softc *);
};
int sti_attach_common(struct sti_softc *, bus_space_tag_t, bus_space_tag_t,
bus_space_handle_t, u_int);
void sti_describe(struct sti_softc *);
void sti_end_attach(void *);
u_int sti_rom_size(bus_space_tag_t, bus_space_handle_t);
#endif /* _IC_STIVAR_H_ */
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