160 lines
5.3 KiB
C
160 lines
5.3 KiB
C
/* $NetBSD: grfvar.h,v 1.13 2000/07/17 06:50:32 scottr Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1988 University of Utah.
|
|
* Copyright (c) 1990, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* the Systems Programming Group of the University of Utah Computer
|
|
* Science Department.
|
|
*
|
|
* 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. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
|
|
*
|
|
* from: Utah $Hdr: grfvar.h 1.11 93/08/13$
|
|
*
|
|
* @(#)grfvar.h 8.2 (Berkeley) 9/9/93
|
|
*/
|
|
|
|
/* internal structure of lock page */
|
|
#define GRFMAXLCK 256
|
|
struct grf_lockpage {
|
|
u_char gl_locks[GRFMAXLCK];
|
|
};
|
|
#define gl_lockslot gl_locks[0]
|
|
|
|
/* per display info */
|
|
struct grf_data {
|
|
int g_flags; /* software flags */
|
|
struct grfsw *g_sw; /* static configuration info */
|
|
caddr_t g_regkva; /* KVA of registers */
|
|
caddr_t g_fbkva; /* KVA of framebuffer */
|
|
struct grfinfo g_display; /* hardware description (for ioctl) */
|
|
struct grf_lockpage *g_lock; /* lock page associated with device */
|
|
struct proc *g_lockp; /* process holding lock */
|
|
short *g_pid; /* array of pids with device open */
|
|
int g_lockpslot; /* g_pid entry of g_lockp */
|
|
caddr_t g_data; /* device dependent data */
|
|
};
|
|
|
|
/*
|
|
* Static configuration info for display types
|
|
*/
|
|
struct grfsw {
|
|
int gd_hwid; /* id returned by hardware */
|
|
int gd_swid; /* id to be returned by software */
|
|
char *gd_desc; /* description printed at config time */
|
|
/* boot time init routine */
|
|
int (*gd_init) __P((struct grf_data *, int, caddr_t));
|
|
/* misc function routine */
|
|
int (*gd_mode) __P((struct grf_data *, int, caddr_t));
|
|
};
|
|
|
|
struct grf_softc {
|
|
struct device sc_dev; /* generic device info */
|
|
int sc_scode; /* select code; for grfdevno() */
|
|
struct grf_data *sc_data; /* display state information */
|
|
struct ite_softc *sc_ite; /* pointer to ite; may be NULL */
|
|
};
|
|
|
|
struct grfdev_softc {
|
|
struct device sc_dev; /* generic device info */
|
|
struct grf_data *sc_data; /* generic grf data */
|
|
int sc_scode; /* select code, -1 for intio */
|
|
};
|
|
|
|
/*
|
|
* Set up by the hardware driver, and passed all the way down to
|
|
* the ITE, if appropriate.
|
|
*/
|
|
struct grfdev_attach_args {
|
|
int ga_scode; /* XXX select code, -1 for intio */
|
|
int ga_isconsole; /* from hardware; is console? */
|
|
void *ga_data; /* hardware-dependent data */
|
|
};
|
|
|
|
/* flags */
|
|
#define GF_ALIVE 0x01
|
|
#define GF_OPEN 0x02
|
|
#define GF_EXCLUDE 0x04
|
|
#define GF_WANTED 0x08
|
|
#define GF_BSDOPEN 0x10
|
|
#define GF_HPUXOPEN 0x20
|
|
|
|
/* requests to mode routine */
|
|
#define GM_GRFON 1
|
|
#define GM_GRFOFF 2
|
|
#define GM_GRFOVON 3
|
|
#define GM_GRFOVOFF 4
|
|
#define GM_DESCRIBE 5
|
|
#define GM_MAP 6
|
|
#define GM_UNMAP 7
|
|
|
|
/* minor device interpretation */
|
|
#define GRFOVDEV 0x10 /* overlay planes */
|
|
#define GRFIMDEV 0x20 /* images planes */
|
|
#define GRFUNIT(d) ((d) & 0x7)
|
|
|
|
#ifdef _KERNEL
|
|
extern struct grf_data grf_cn; /* grf_data for console device */
|
|
|
|
/* grf.c prototypes */
|
|
int grfmap __P((dev_t, caddr_t *, struct proc *));
|
|
int grfunmap __P((dev_t, caddr_t, struct proc *));
|
|
int grfon __P((dev_t));
|
|
int grfoff __P((dev_t));
|
|
paddr_t grfaddr __P((struct grf_softc *, off_t));
|
|
|
|
#ifndef _LKM
|
|
#include "opt_compat_hpux.h"
|
|
#endif
|
|
|
|
#ifdef COMPAT_HPUX
|
|
int hpuxgrfioctl __P((dev_t, int, caddr_t, int, struct proc *));
|
|
|
|
int grflock __P((struct grf_data *, int));
|
|
int grfunlock __P((struct grf_data *));
|
|
int grfdevno __P((dev_t));
|
|
|
|
int iommap __P((dev_t, caddr_t *));
|
|
int iounmmap __P((dev_t, caddr_t));
|
|
|
|
int grffindpid __P((struct grf_data *));
|
|
void grfrmpid __P((struct grf_data *));
|
|
int grflckmmap __P((dev_t, caddr_t *));
|
|
int grflckunmmap __P((dev_t, caddr_t));
|
|
#endif /* COMPAT_HPUX */
|
|
|
|
/* grf_subr.c prototypes */
|
|
void grfdev_attach __P((struct grfdev_softc *,
|
|
int (*init)(struct grf_data *, int, caddr_t),
|
|
caddr_t, struct grfsw *));
|
|
|
|
#endif /* _KERNEL */
|