initial import of NetBSD tree

1 files changed, 270 insertions, 0 deletions

diff --git a/sys/arch/hp300/dev/ite_tc.c b/sys/arch/hp300/dev/ite_tc.c
new file mode 100644
index 00000000000..b00f6031038
--- /dev/null
+++ b/sys/arch/hp300/dev/ite_tc.c
@@ -0,0 +1,270 @@
+/*	$NetBSD: ite_tc.c,v 1.5 1994/10/26 07:24:37 cgd 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 $Hdr: ite_tc.c 1.27 92/12/20$
+ *
+ *	@(#)ite_tc.c	8.1 (Berkeley) 6/10/93
+ */
+
+#include "ite.h"
+#if NITE > 0
+
+#include <sys/param.h>
+#include <sys/conf.h>
+#include <sys/proc.h>
+#include <sys/ioctl.h>
+#include <sys/tty.h>
+#include <sys/systm.h>
+
+#include <hp300/dev/grf_tcreg.h>
+#include <hp300/dev/grfreg.h>
+#include <hp300/dev/itereg.h>
+#include <hp300/dev/itevar.h>
+
+#include <machine/cpu.h>
+
+/* XXX */
+#include <hp300/dev/grfioctl.h>
+#include <hp300/dev/grfvar.h>
+
+#define REGBASE	    	((struct tcboxfb *)(ip->regbase))
+#define WINDOWMOVER 	topcat_windowmove
+
+topcat_init(ip)
+	register struct ite_softc *ip;
+{
+	/* XXX */
+	if (ip->regbase == NULL) {
+		struct grf_softc *gp = ip->grf;
+
+		ip->regbase = gp->g_regkva;
+		ip->fbbase = gp->g_fbkva;
+		ip->fbwidth = gp->g_display.gd_fbwidth;
+		ip->fbheight = gp->g_display.gd_fbheight;
+		ip->dwidth = gp->g_display.gd_dwidth;
+		ip->dheight = gp->g_display.gd_dheight;
+	}
+
+	/*
+	 * Catseye looks a lot like a topcat, but not completely.
+	 * So, we set some bits to make it work.
+	 */
+	if (REGBASE->fbid != GID_TOPCAT) {
+		while ((REGBASE->catseye_status & 1))
+			;
+		REGBASE->catseye_status = 0x0;
+		REGBASE->vb_select      = 0x0;
+		REGBASE->tcntrl         = 0x0;
+		REGBASE->acntrl         = 0x0;
+		REGBASE->pncntrl        = 0x0;
+		REGBASE->rug_cmdstat    = 0x90;
+	}
+
+	/*
+	 * Determine the number of planes by writing to the first frame
+	 * buffer display location, then reading it back. 
+	 */
+	REGBASE->wen = ~0;
+	REGBASE->fben = ~0;
+	REGBASE->prr = RR_COPY;
+	*FBBASE = 0xFF;
+	ip->planemask = *FBBASE;
+
+	/*
+	 * Enable reading/writing of all the planes.
+	 */
+	REGBASE->fben = ip->planemask;
+	REGBASE->wen  = ip->planemask;
+	REGBASE->ren  = ip->planemask;
+	REGBASE->prr  = RR_COPY;
+
+	ite_fontinfo(ip);
+
+	/*
+	 * Clear the framebuffer on all planes.
+	 */
+	topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR);
+	tc_waitbusy(ip->regbase, ip->planemask);
+
+	ite_fontinit(ip);
+
+	/*
+	 * Initialize color map for color displays
+	 */
+	if (ip->planemask != 1) {
+	  	tc_waitbusy(ip->regbase, ip->planemask);
+		REGBASE->nblank = 0x01;
+
+		tccm_waitbusy(ip->regbase);
+		REGBASE->rdata  = 0x0;
+		REGBASE->gdata  = 0x0;
+		REGBASE->bdata  = 0x0;
+		REGBASE->cindex = 0xFF;
+		REGBASE->strobe = 0xFF;
+
+		DELAY(100);
+		tccm_waitbusy(ip->regbase);
+		REGBASE->rdata  = 0x0;
+		REGBASE->gdata  = 0x0;
+		REGBASE->bdata  = 0x0;
+		REGBASE->cindex = 0x0;
+
+		DELAY(100);
+		tccm_waitbusy(ip->regbase);
+		REGBASE->rdata  = 0xFF;
+		REGBASE->gdata  = 0xFF;
+		REGBASE->bdata  = 0xFF;
+		REGBASE->cindex = 0xFE;
+		REGBASE->strobe = 0xFF;
+
+		DELAY(100);
+		tccm_waitbusy(ip->regbase);
+		REGBASE->rdata  = 0x0;
+		REGBASE->gdata  = 0x0;
+		REGBASE->bdata  = 0x0;
+		REGBASE->cindex = 0x0;
+	}
+
+	/*
+	 * Stash the inverted cursor.
+	 */
+	topcat_windowmove(ip, charY(ip, ' '), charX(ip, ' '),
+			  ip->cblanky, ip->cblankx, ip->ftheight,
+			  ip->ftwidth, RR_COPYINVERTED);
+}
+
+topcat_deinit(ip)
+	register struct ite_softc *ip;
+{
+	topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR);
+	tc_waitbusy(ip->regbase, ip->planemask);
+
+	REGBASE->nblank = ~0;
+   	ip->flags &= ~ITE_INITED;
+}
+
+topcat_putc(ip, c, dy, dx, mode)
+	register struct ite_softc *ip;
+	int c, dy, dx, mode;
+{
+        int wmrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY);
+	
+	topcat_windowmove(ip, charY(ip, c), charX(ip, c),
+			  dy * ip->ftheight, dx * ip->ftwidth,
+			  ip->ftheight, ip->ftwidth, wmrr);
+}
+
+topcat_cursor(ip, flag)
+	register struct ite_softc *ip;
+	register int flag;
+{
+	if (flag == DRAW_CURSOR)
+		draw_cursor(ip)
+	else if (flag == MOVE_CURSOR) {
+		erase_cursor(ip)
+		draw_cursor(ip)
+	}
+	else
+		erase_cursor(ip)
+}
+
+topcat_clear(ip, sy, sx, h, w)
+	register struct ite_softc *ip;
+	register int sy, sx, h, w;
+{
+	topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
+			  sy * ip->ftheight, sx * ip->ftwidth, 
+			  h  * ip->ftheight, w  * ip->ftwidth,
+			  RR_CLEAR);
+}
+
+topcat_scroll(ip, sy, sx, count, dir)
+        register struct ite_softc *ip;
+        register int sy, count;
+        int dir, sx;
+{
+	register int dy;
+	register int dx = sx;
+	register int height = 1;
+	register int width = ip->cols;
+
+	if (dir == SCROLL_UP) {
+		dy = sy - count;
+		height = ip->rows - sy;
+	}
+	else if (dir == SCROLL_DOWN) {
+		dy = sy + count;
+		height = ip->rows - dy - 1;
+	}
+	else if (dir == SCROLL_RIGHT) {
+		dy = sy;
+		dx = sx + count;
+		width = ip->cols - dx;
+	}
+	else {
+		dy = sy;
+		dx = sx - count;
+		width = ip->cols - sx;
+	}		
+
+	topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
+			  dy * ip->ftheight, dx * ip->ftwidth,
+			  height * ip->ftheight,
+			  width  * ip->ftwidth, RR_COPY);
+}
+
+topcat_windowmove(ip, sy, sx, dy, dx, h, w, func)
+	struct ite_softc *ip;
+	int sy, sx, dy, dx, h, w, func;
+{
+  	register struct tcboxfb *rp = REGBASE;
+	
+	if (h == 0 || w == 0)
+		return;
+	tc_waitbusy(ip->regbase, ip->planemask);
+	rp->wmrr     = func;
+	rp->source_y = sy;
+	rp->source_x = sx;
+	rp->dest_y   = dy;
+	rp->dest_x   = dx;
+	rp->wheight  = h;
+	rp->wwidth   = w;
+	rp->wmove    = ip->planemask;
+}
+#endif