420 lines
10 KiB
C
420 lines
10 KiB
C
/* $NetBSD: nextdisplay.c,v 1.5 2000/09/29 06:35:57 deberg Exp $ */
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/*
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* Copyright (c) 1998 Matt DeBergalis
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* All rights reserved.
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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 Matt DeBergalis
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <next68k/next68k/nextrom.h>
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#include <next68k/dev/nextdisplayvar.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/rcons/raster.h>
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#include <dev/wscons/wscons_raster.h>
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#include <dev/wscons/wsdisplayvar.h>
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int nextdisplay_match __P((struct device *, struct cfdata *, void *));
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void nextdisplay_attach __P((struct device *, struct device *, void *));
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struct cfattach nextdisplay_ca = {
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sizeof(struct nextdisplay_softc),
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nextdisplay_match,
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nextdisplay_attach,
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};
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const struct wsdisplay_emulops nextdisplay_mono_emulops = {
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rcons_cursor,
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rcons_mapchar,
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rcons_putchar,
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rcons_copycols,
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rcons_erasecols,
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rcons_copyrows,
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rcons_eraserows,
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rcons_alloc_attr
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};
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struct wsscreen_descr nextdisplay_mono = {
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"mono",
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0, 0, /* will be filled in -- XXX shouldn't, it's global */
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&nextdisplay_mono_emulops,
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0, 0
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};
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struct wsscreen_descr nextdisplay_color = {
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"color",
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0, 0, /* again, filled in */
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&nextdisplay_mono_emulops,
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0, 0
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};
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const struct wsscreen_descr *_nextdisplay_scrlist_mono[] = {
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&nextdisplay_mono,
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};
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const struct wsscreen_descr *_nextdisplay_scrlist_color[] = {
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&nextdisplay_color,
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};
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const struct wsscreen_list nextdisplay_screenlist_mono = {
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sizeof(_nextdisplay_scrlist_mono) / sizeof(struct wsscreen_descr *),
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_nextdisplay_scrlist_mono
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};
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const struct wsscreen_list nextdisplay_screenlist_color = {
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sizeof(_nextdisplay_scrlist_color) / sizeof(struct wsscreen_descr *),
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_nextdisplay_scrlist_color
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};
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static int nextdisplay_ioctl __P((void *, u_long, caddr_t, int, struct proc *));
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static paddr_t nextdisplay_mmap __P((void *, off_t, int));
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static int nextdisplay_alloc_screen __P((void *, const struct wsscreen_descr *,
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void **, int *, int *, long *));
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static void nextdisplay_free_screen __P((void *, void *));
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static int nextdisplay_show_screen __P((void *, void *, int,
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void (*) (void *, int, int), void *));
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static int nextdisplay_load_font __P((void *, void *, struct wsdisplay_font *));
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const struct wsdisplay_accessops nextdisplay_accessops = {
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nextdisplay_ioctl,
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nextdisplay_mmap,
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nextdisplay_alloc_screen,
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nextdisplay_free_screen,
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nextdisplay_show_screen,
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nextdisplay_load_font
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};
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void nextdisplay_init(struct nextdisplay_config *, int);
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paddr_t nextdisplay_consaddr;
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static int nextdisplay_is_console __P((paddr_t addr));
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static struct nextdisplay_config nextdisplay_console_dc;
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static int
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nextdisplay_is_console(paddr_t addr)
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{
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return (nextdisplay_console_dc.isconsole
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&& (addr == nextdisplay_consaddr));
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}
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int
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nextdisplay_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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if ((rom_machine_type == NeXT_WARP9)
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|| (rom_machine_type == NeXT_X15)
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|| (rom_machine_type == NeXT_WARP9C)
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|| (rom_machine_type == NeXT_TURBO_COLOR))
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return (1);
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else
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return (0);
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}
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void
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nextdisplay_init(dc, color)
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struct nextdisplay_config *dc;
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int color;
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{
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struct raster *rap;
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struct rcons *rcp;
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paddr_t addr;
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int i;
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/* printf("in nextdisplay_init\n"); */
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if (color)
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addr = (paddr_t)colorbase;
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else
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addr = (paddr_t)monobase;
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dc->dc_vaddr = addr;
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dc->dc_paddr = color ? COLORP(addr) : MONOP(addr);
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dc->dc_size = color ? NEXT_P_C16_VIDEOSIZE : NEXT_P_VIDEOSIZE;
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dc->dc_wid = color ? 1152 : 1152;
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dc->dc_ht = color ? 832 : 832;
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dc->dc_depth = color ? 16 : 2;
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dc->dc_rowbytes = dc->dc_wid * dc->dc_depth / 8;
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dc->dc_videobase = dc->dc_vaddr;
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#if 0
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printf("intiobase at: %08x\n", intiobase);
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printf("intiolimit at: %08x\n", intiolimit);
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printf("videobase at: %08x\n", color ? colorbase : monobase);
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printf("videolimit at: %08x\n", color ? colorlimit : monolimit);
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printf("virtual fb at: %08x\n", dc->dc_vaddr);
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printf("physical fb at: %08x\n", dc->dc_paddr);
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printf("fb size: %08x\n", dc->dc_size);
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printf("dc_wid: %08x\n", dc->dc_wid);
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printf("dc_ht: %08x\n", dc->dc_ht);
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printf("dc_depth: %08x\n", dc->dc_depth);
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printf("dc_rowbytes: %08x\n", dc->dc_rowbytes);
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printf("dc_videobase: %08x\n", dc->dc_videobase);
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#endif
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/* clear the screen */
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for (i = 0; i < dc->dc_ht * dc->dc_rowbytes; i += sizeof(u_int32_t))
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*(u_int32_t *)(dc->dc_videobase + i) =
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(color ? 0x0 : 0xffffffff);
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printf("done clearing\n", dc->dc_videobase);
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rap = &dc->dc_raster;
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rap->width = dc->dc_wid;
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rap->height = dc->dc_ht;
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rap->depth = color ? 16 : 2;
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rap->linelongs = dc->dc_rowbytes / sizeof(u_int32_t);
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rap->pixels = (u_int32_t *)dc->dc_videobase;
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/* initialize the raster console blitter */
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rcp = &dc->dc_rcons;
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rcp->rc_sp = rap;
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rcp->rc_crow = rcp->rc_ccol = -1;
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rcp->rc_crowp = &rcp->rc_crow;
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rcp->rc_ccolp = &rcp->rc_ccol;
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rcons_init(rcp, 34, 80);
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if (color) {
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nextdisplay_color.nrows = dc->dc_rcons.rc_maxrow;
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nextdisplay_color.ncols = dc->dc_rcons.rc_maxcol;
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} else {
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nextdisplay_mono.nrows = dc->dc_rcons.rc_maxrow;
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nextdisplay_mono.ncols = dc->dc_rcons.rc_maxcol;
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}
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}
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void
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nextdisplay_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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struct nextdisplay_softc *sc;
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struct wsemuldisplaydev_attach_args waa;
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int isconsole;
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int iscolor;
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paddr_t addr;
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sc = (struct nextdisplay_softc *)self;
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if ((rom_machine_type == NeXT_WARP9C)
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|| (rom_machine_type == NeXT_TURBO_COLOR)) {
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iscolor = 1;
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addr = (paddr_t)colorbase;
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} else {
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iscolor = 0;
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addr = (paddr_t)monobase;
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}
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isconsole = nextdisplay_is_console(addr);
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if (isconsole) {
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sc->sc_dc = &nextdisplay_console_dc;
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sc->nscreens = 1;
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} else {
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sc->sc_dc = (struct nextdisplay_config *)
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malloc(sizeof(struct nextdisplay_config), M_DEVBUF, M_WAITOK);
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nextdisplay_init(sc->sc_dc, iscolor);
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}
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printf(": %d x %d, %dbpp\n", sc->sc_dc->dc_wid, sc->sc_dc->dc_ht,
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sc->sc_dc->dc_depth);
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/* initialize the raster */
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waa.console = isconsole;
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waa.scrdata = iscolor ? &nextdisplay_screenlist_color : &nextdisplay_screenlist_mono;
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waa.accessops = &nextdisplay_accessops;
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waa.accesscookie = sc;
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#if 0
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printf("nextdisplay: access cookie is %p\n", sc);
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#endif
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config_found(self, &waa, wsemuldisplaydevprint);
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}
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int
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nextdisplay_ioctl(v, cmd, data, flag, p)
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void *v;
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u_long cmd;
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caddr_t data;
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int flag;
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struct proc *p;
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{
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struct nextdisplay_softc *sc = v;
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struct nextdisplay_config *dc = sc->sc_dc;
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switch (cmd) {
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case WSDISPLAYIO_GTYPE:
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*(int *)data = dc->dc_type;
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return 0;
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case WSDISPLAYIO_SCURSOR:
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printf("nextdisplay_ioctl: wsdisplayio_scursor\n");
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return ENOTTY;
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case WSDISPLAYIO_SCURPOS:
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printf("nextdisplay_ioctl: wsdisplayio_scurpos\n");
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return ENOTTY;
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case WSDISPLAYIO_GINFO:
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case WSDISPLAYIO_GETCMAP:
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case WSDISPLAYIO_PUTCMAP:
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case WSDISPLAYIO_GVIDEO:
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case WSDISPLAYIO_SVIDEO:
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case WSDISPLAYIO_GCURPOS:
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case WSDISPLAYIO_GCURMAX:
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case WSDISPLAYIO_GCURSOR:
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printf("nextdisplay_ioctl: listed but unsupported ioctl\n");
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return ENOTTY;
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}
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return ENOTTY;
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}
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static paddr_t
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nextdisplay_mmap(v, offset, prot)
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void *v;
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off_t offset;
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int prot;
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{
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/* XXX */
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printf("nextdisplay_mmap: failed\n");
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return -1;
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}
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int
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nextdisplay_alloc_screen(v, type, cookiep, curxp, curyp, defattrp)
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void *v;
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const struct wsscreen_descr *type;
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void **cookiep;
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int *curxp, *curyp;
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long *defattrp;
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{
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struct nextdisplay_softc *sc = v;
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long defattr;
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/* only allow one screen */
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if (sc->nscreens > 0)
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return (ENOMEM);
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*cookiep = &sc->sc_dc->dc_rcons; /* one and only for now */
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*curxp = 0;
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*curyp = 0;
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rcons_alloc_attr(&sc->sc_dc->dc_rcons, 0, 0,
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(strcmp(type->name, "color") == 0)
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? 0
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: WSATTR_REVERSE, &defattr);
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*defattrp = defattr;
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sc->nscreens++;
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#if 0
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printf("nextdisplay: allocating screen\n");
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#endif
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return (0);
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}
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void
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nextdisplay_free_screen(v, cookie)
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void *v;
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void *cookie;
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{
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struct nextdisplay_softc *sc = v;
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if (sc->sc_dc == &nextdisplay_console_dc)
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panic("nextdisplay_free_screen: console");
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sc->nscreens--;
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}
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int
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nextdisplay_show_screen(v, cookie, waitok, cb, cbarg)
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void *v;
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void *cookie;
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int waitok;
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void (*cb) __P((void *, int, int));
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void *cbarg;
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{
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return (0);
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}
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static int
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nextdisplay_load_font(v, cookie, font)
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void *v;
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void *cookie;
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struct wsdisplay_font *font;
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{
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return (EINVAL);
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}
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int
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nextdisplay_cnattach(void)
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{
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struct nextdisplay_config *dc = &nextdisplay_console_dc;
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long defattr;
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int iscolor;
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if ((rom_machine_type == NeXT_WARP9C)
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|| (rom_machine_type == NeXT_TURBO_COLOR)) {
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iscolor = 1;
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nextdisplay_consaddr = (paddr_t)colorbase;
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} else {
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iscolor = 0;
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nextdisplay_consaddr = (paddr_t)monobase;
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}
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/* set up the display */
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nextdisplay_init(&nextdisplay_console_dc, iscolor);
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rcons_alloc_attr(&dc->dc_rcons, 0, 0,
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iscolor ? 0 : WSATTR_REVERSE, &defattr);
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wsdisplay_cnattach(iscolor ? &nextdisplay_color : &nextdisplay_mono,
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&dc->dc_rcons, 0, 0, defattr);
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dc->isconsole = 1;
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return (0);
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}
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