Initial revisionXORG-STABLE

1 files changed, 110 insertions, 0 deletions

diff --git a/src/lg.h b/src/lg.h
new file mode 100644
index 0000000..9d91053
--- /dev/null
+++ b/src/lg.h
@@ -0,0 +1,110 @@
+/*
+ * Common strutures and function for CL-GD546x -- The Laguna family
+ *
+ * lg.h
+ *
+ * (c) 1998 Corin Anderson.
+ *          corina@the4cs.com
+ *          Tukwila, WA
+ *
+ *  Inspired by cir.h
+ */
+
+/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/cirrus/lg.h,v 1.12 2001/05/04 19:05:36 dawes Exp $ */
+
+#ifndef LG_H
+#define LG_H
+#define LG_DEBUG
+
+extern ScrnInfoPtr LgProbe(int entity);
+extern const OptionInfoRec *	LgAvailableOptions(int chipid);
+
+# ifdef _LG_PRIVATE_
+
+/* Saved registers that are not part of the core VGA */
+/* CRTC >= 0x19; Sequencer >= 0x05; Graphics >= 0x09; Attribute >= 0x15 */
+	/* CR regs */
+enum {
+	/* CR regs */
+	CR1A,
+	CR1B,
+	CR1D,
+	CR1E,
+	/* SR regs */
+	SR07,
+	SR0E,
+	SR12,
+	SR13,
+	SR1E,
+	/* Must be last! */
+	LG_LAST_REG
+};
+
+#undef FORMAT
+
+typedef struct {
+	unsigned char ExtVga[LG_LAST_REG];
+
+	/* Laguna regs */
+	CARD8 TILE, BCLK;
+	CARD16 FORMAT, DTTC, TileCtrl, CONTROL;
+	CARD32 VSC;
+} LgRegRec, *LgRegPtr;
+
+typedef struct {
+	int tilesPerLine;	/* Number of tiles per line */
+	int pitch;			/* Display pitch, in bytes */
+	int width;			/* Tile width.  0 = 128 byte  1 = 256 byte */
+} LgLineDataRec, *LgLineDataPtr;
+
+
+/* lg_driver.c */
+extern LgLineDataRec LgLineData[];
+
+/* lg_xaa.c */
+extern Bool LgXAAInit(ScreenPtr pScreen);
+
+/* lg_hwcurs.c */
+extern Bool LgHWCursorInit(ScreenPtr pScreen);
+extern void LgHideCursor(ScrnInfoPtr pScrn);
+extern void LgShowCursor(ScrnInfoPtr pScrn);
+
+/* lg_i2c.c */
+extern Bool LgI2CInit(ScrnInfoPtr pScrn);
+
+#define memrb(off) MMIO_IN8(pCir->IOBase,off)
+#define memrw(off) MMIO_IN16(pCir->IOBase,off)
+#define memrl(off) MMIO_IN32(pCir->IOBase,off)
+#define memwb(off,val) MMIO_OUT8(pCir->IOBase,off,val)
+#define memww(off,val) MMIO_OUT16(pCir->IOBase,off,val)
+#define memwl(off,val) MMIO_OUT32(pCir->IOBase,off,val)
+
+/* Card-specific driver information */
+#define LGPTR(p) ((LgPtr)((p)->chip.lg))
+
+typedef struct lgRec {
+	CARD32		HWCursorAddr;
+	int			HWCursorImageX;
+	int			HWCursorImageY;
+	int			HWCursorTileWidth;
+	int			HWCursorTileHeight;
+
+	int			lineDataIndex;
+
+	int			memInterleave;
+
+	LgRegRec	SavedReg;
+	LgRegRec	ModeReg;
+
+	CARD32		oldBitmask;
+	Bool		blitTransparent;
+	int			blitYDir;
+} LgRec, *LgPtr;
+
+# endif /* _LG_PRIVATE_ */
+#endif /* LG_H */
+
+
+
+
+