NetBSD/sys/arch/pmax/dev/pxvar.h

146 lines
5.5 KiB
C

/* $NetBSD: pxvar.h,v 1.8 1999/11/03 13:45:11 ad Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Andy Doran.
*
* 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 NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#ifndef _PXVAR_H_
#define _PXVAR_H_ 1
struct px_cliplist {
int cl_cur; /* current cliprect */
int cl_loaded; /* number of cliprects loaded */
int cl_notloaded; /* number of cliprects not loaded yet */
u_int cl_minval[32]; /* minval for cliprects */
u_int cl_maxval[32]; /* minval for cliprects */
int32_t *cl_fixup; /* cliprect fixup pointer for current packet */
};
/* Do not let this struture grow larger than NBPG - 1! */
struct px_info {
tc_addr_t pxi_slotbase;
struct stic_regs *pxi_stic;
struct bt459_regs *pxi_vdac;
struct wsdisplay_font *pxi_font;
int pxi_wsfcookie;
int32_t *pxi_poll; /* STIC DMA poll area */
caddr_t pxi_stamp; /* Undocumented stamp registers */
caddr_t pxi_sram; /* SRAM on the PXG */
int pxi_unit; /* unit # */
char pxi_type[12]; /* card type (PMAG-??) */
int pxi_planemask; /* plane mask */
int pxi_stamph; /* stamp height (1 or 2) */
int pxi_stampw; /* stamp width (4 or 5) */
char pxi_nplanes; /* number of planes */
char pxi_revision; /* card revision */
char pxi_option; /* option type, from STIC (0=2D, 1=3D) */
char pxi_flg; /* flags (see below) */
void *pxi_rbuf; /* KVA of ring buffer */
u_long pxi_rbuf_phys; /* physical address of ring buffer */
int pxi_rbuf_size; /* ring buffer size in bytes */
int pxi_pbuf_select;/* current packet buffer offset */
int pxi_fontscale; /* font scale factor (per character) */
int pxi_curx; /* cursor X position */
int pxi_cury; /* cursor Y position */
u_char pxi_cursor[1024];/* cursor bits */
char pxi_curcmap[6]; /* cursor colormap */
char pxi_dirty; /* see PX_DIRTY_????? */
char pxi_enable; /* enable video */
char pxi_cmap[768]; /* colormap */
int pxi_cmap_idx; /* dirty colormap index */
int pxi_cmap_cnt; /* dirty colormap count */
/* Disgusting Xserver hack */
struct fbuaccess pxi_fbuaccess;
struct fbinfo pxi_fbinfo;
/* Stuff for interrupt driven operation and Xserver */
volatile int pxi_lpw; /* last packet written */
volatile int pxi_lpr; /* last packet read */
volatile int32_t *pxi_qpoll[16];/* packet buffer poll addresses */
struct px_cliplist pxi_cliplist;/* cliplist for Xserver */
};
/* Map returned by ioctl QIOCGINFO for Xserver */
typedef struct px_map {
struct stic_regs stic;
u_char __pad1[NBPG - sizeof(struct stic_regs)];
int32_t poll[4096];
struct px_info info;
u_char __pad0[NBPG - sizeof(struct px_info)];
u_char rbuf[81920];
} px_map;
/*
* For pxi_info.pxi_dirty. These will be dealt with and cleared every
* vertical retrace interrupt. Cursor related bits are stored in
* the first nibble.
*/
#define PX_DIRTY_CURSOR_CMAP (0x01) /* Cursor color map */
#define PX_DIRTY_CURSOR (0x02) /* Cursor */
#define PX_DIRTY_CURSOR_POS (0x04) /* Cursor position */
#define PX_DIRTY_CURSOR_ENABLE (0x08) /* Cursor enable */
#define PX_DIRTY_CURSOR_MASK (0x0F) /* Mask for cursor bits */
#define PX_DIRTY_CMAP (0x10) /* Color map */
#define PX_DIRTY_ENABLE (0x20) /* Video output is enabled */
/* For pxi_info.pxi_flg */
#define PX_ISR_ENABLE (0x01) /* OK to queue packets via ISR */
#define PX_ISR_ACTIVE (0x02) /* ISR has packets waiting */
#define PX_ISR_PASS_CLIP (0x04) /* ISR passing pkt through cliplist */
#define PX_ISR_LOAD_CLIP (0x08) /* Xserver needs to reload cliplist */
#define PX_ISR_MASK (0x07)
#define PX_OPEN (0x10) /* Device is open */
#define PX_ENABLE (0x20) /* Video enabled */
#define PX_CURSOR_ENABLE (0x80) /* Cursor enabled */
#ifdef _KERNEL
/* XXX ugly hack to make the PX fit for findcons() */
struct fbinfo;
int px_init __P((struct fbinfo *, char *, int, int));
#endif /* _KERNEL */
#endif /* _TC_PXVAR_H_ */