146 lines
5.5 KiB
C
146 lines
5.5 KiB
C
/* $NetBSD: pxvar.h,v 1.8 1999/11/03 13:45:11 ad Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Andy Doran.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _PXVAR_H_
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#define _PXVAR_H_ 1
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struct px_cliplist {
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int cl_cur; /* current cliprect */
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int cl_loaded; /* number of cliprects loaded */
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int cl_notloaded; /* number of cliprects not loaded yet */
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u_int cl_minval[32]; /* minval for cliprects */
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u_int cl_maxval[32]; /* minval for cliprects */
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int32_t *cl_fixup; /* cliprect fixup pointer for current packet */
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};
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/* Do not let this struture grow larger than NBPG - 1! */
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struct px_info {
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tc_addr_t pxi_slotbase;
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struct stic_regs *pxi_stic;
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struct bt459_regs *pxi_vdac;
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struct wsdisplay_font *pxi_font;
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int pxi_wsfcookie;
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int32_t *pxi_poll; /* STIC DMA poll area */
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caddr_t pxi_stamp; /* Undocumented stamp registers */
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caddr_t pxi_sram; /* SRAM on the PXG */
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int pxi_unit; /* unit # */
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char pxi_type[12]; /* card type (PMAG-??) */
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int pxi_planemask; /* plane mask */
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int pxi_stamph; /* stamp height (1 or 2) */
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int pxi_stampw; /* stamp width (4 or 5) */
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char pxi_nplanes; /* number of planes */
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char pxi_revision; /* card revision */
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char pxi_option; /* option type, from STIC (0=2D, 1=3D) */
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char pxi_flg; /* flags (see below) */
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void *pxi_rbuf; /* KVA of ring buffer */
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u_long pxi_rbuf_phys; /* physical address of ring buffer */
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int pxi_rbuf_size; /* ring buffer size in bytes */
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int pxi_pbuf_select;/* current packet buffer offset */
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int pxi_fontscale; /* font scale factor (per character) */
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int pxi_curx; /* cursor X position */
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int pxi_cury; /* cursor Y position */
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u_char pxi_cursor[1024];/* cursor bits */
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char pxi_curcmap[6]; /* cursor colormap */
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char pxi_dirty; /* see PX_DIRTY_????? */
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char pxi_enable; /* enable video */
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char pxi_cmap[768]; /* colormap */
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int pxi_cmap_idx; /* dirty colormap index */
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int pxi_cmap_cnt; /* dirty colormap count */
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/* Disgusting Xserver hack */
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struct fbuaccess pxi_fbuaccess;
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struct fbinfo pxi_fbinfo;
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/* Stuff for interrupt driven operation and Xserver */
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volatile int pxi_lpw; /* last packet written */
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volatile int pxi_lpr; /* last packet read */
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volatile int32_t *pxi_qpoll[16];/* packet buffer poll addresses */
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struct px_cliplist pxi_cliplist;/* cliplist for Xserver */
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};
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/* Map returned by ioctl QIOCGINFO for Xserver */
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typedef struct px_map {
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struct stic_regs stic;
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u_char __pad1[NBPG - sizeof(struct stic_regs)];
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int32_t poll[4096];
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struct px_info info;
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u_char __pad0[NBPG - sizeof(struct px_info)];
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u_char rbuf[81920];
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} px_map;
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/*
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* For pxi_info.pxi_dirty. These will be dealt with and cleared every
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* vertical retrace interrupt. Cursor related bits are stored in
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* the first nibble.
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*/
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#define PX_DIRTY_CURSOR_CMAP (0x01) /* Cursor color map */
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#define PX_DIRTY_CURSOR (0x02) /* Cursor */
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#define PX_DIRTY_CURSOR_POS (0x04) /* Cursor position */
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#define PX_DIRTY_CURSOR_ENABLE (0x08) /* Cursor enable */
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#define PX_DIRTY_CURSOR_MASK (0x0F) /* Mask for cursor bits */
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#define PX_DIRTY_CMAP (0x10) /* Color map */
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#define PX_DIRTY_ENABLE (0x20) /* Video output is enabled */
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/* For pxi_info.pxi_flg */
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#define PX_ISR_ENABLE (0x01) /* OK to queue packets via ISR */
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#define PX_ISR_ACTIVE (0x02) /* ISR has packets waiting */
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#define PX_ISR_PASS_CLIP (0x04) /* ISR passing pkt through cliplist */
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#define PX_ISR_LOAD_CLIP (0x08) /* Xserver needs to reload cliplist */
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#define PX_ISR_MASK (0x07)
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#define PX_OPEN (0x10) /* Device is open */
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#define PX_ENABLE (0x20) /* Video enabled */
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#define PX_CURSOR_ENABLE (0x80) /* Cursor enabled */
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#ifdef _KERNEL
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/* XXX ugly hack to make the PX fit for findcons() */
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struct fbinfo;
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int px_init __P((struct fbinfo *, char *, int, int));
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#endif /* _KERNEL */
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#endif /* _TC_PXVAR_H_ */
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