Preliminary driver for the Colorgraphic VoyagerVGA pcmcia frame buffer;

more like a proof of concept than anything useful, due to the slowness of the
beast, but deraadt@ insists this gets in the tree.

Written with matthieu@'s help.

1 files changed, 55 insertions, 0 deletions

diff --git a/sys/dev/pcmcia/cfxgareg.h b/sys/dev/pcmcia/cfxgareg.h
new file mode 100644
index 00000000000..c925c6a750e
--- /dev/null
+++ b/sys/dev/pcmcia/cfxgareg.h
@@ -0,0 +1,55 @@
+/*	$OpenBSD: cfxgareg.h,v 1.1 2006/04/16 20:45:00 miod Exp $	*/
+
+/*
+ * Copyright (c) 2005 Matthieu Herrb and Miodrag Vallat
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * (very scarce) registers layout. Actual chip documentation would be immensely
+ * appreciated.
+ */
+#define	CFREG_RESET		0x0000	/* reset and ID register */
+#define	CR_RESET			0x8080
+#define	CR_ID_MASK			0x00fc
+#define	CR_ID				0x001c
+
+#define	CFREG_BLT_CTRL		0x0100	/* control/status */
+#define	CC_FIFO_BUSY			0x0010
+#define	CC_BLT_BUSY			0x0080
+#define	CC_BPP_8			0x0000
+#define	CC_BPP_16			0x0180
+#define	CFREG_BLT_ROP		0x0102	/* raster op */
+#if 0
+#define	CROP_SRCXORDST			0x0606	/* not so right... */
+#endif
+#define	CROP_SOLIDFILL			0x0c0c
+#define	CROP_EXTCOPY			0x000c
+#define	CFREG_BLT_UNK1		0x0104
+#define	CFREG_BLT_UNK2		0x0106
+#define	CFREG_BLT_SRCLOW	0x0108
+#define	CFREG_BLT_SRCHIGH	0x010a
+#define	CFREG_BLT_STRIDE	0x010c
+#define	CFREG_BLT_WIDTH		0x0110
+#define	CFREG_BLT_HEIGHT	0x0112
+#define	CFREG_BLT_SRCCOLOR	0x0118
+
+#define	CFREG_VIDEO		0x01fc
+#define	CV_VIDEO_VGA			0x0002
+
+#define	CFREG_BLT_DATA		0x0400
+
+#ifdef	_KERNEL
+#define	CFXGA_MEM_RANGE		0x0800
+#endif