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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/xfree86/ramdac/xf86RamDac.h
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Checked in the following released items:
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Diffstat (limited to 'xorg-server/hw/xfree86/ramdac/xf86RamDac.h')
-rw-r--r--xorg-server/hw/xfree86/ramdac/xf86RamDac.h123
1 files changed, 123 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/ramdac/xf86RamDac.h b/xorg-server/hw/xfree86/ramdac/xf86RamDac.h
new file mode 100644
index 000000000..1f03dfb99
--- /dev/null
+++ b/xorg-server/hw/xfree86/ramdac/xf86RamDac.h
@@ -0,0 +1,123 @@
+
+#ifndef _XF86RAMDAC_H
+#define _XF86RAMDAC_H 1
+
+#include "colormapst.h"
+#include "xf86Cursor.h"
+
+/* Define unique vendor codes for RAMDAC's */
+#define VENDOR_IBM 0x0000
+#define VENDOR_BT 0x0001
+#define VENDOR_TI 0x0002
+
+typedef struct _RamDacRegRec {
+/* This is probably the nastiest assumption, we allocate 1024 slots for
+ * ramdac registers, should be enough. I've checked IBM and TVP series
+ * and they seem o.k
+ * Then we allocate 768 entries for the DAC too. IBM640 needs 1024 -FIXME
+ */
+ unsigned short DacRegs[0x400]; /* register set */
+ unsigned char DAC[0x300]; /* colour map */
+ Bool Overlay;
+} RamDacRegRec, *RamDacRegRecPtr;
+
+typedef struct _RamDacHWRegRec {
+ RamDacRegRec SavedReg;
+ RamDacRegRec ModeReg;
+} RamDacHWRec, *RamDacHWRecPtr;
+
+typedef struct _RamDacRec {
+ CARD32 RamDacType;
+
+ void (*LoadPalette)(
+ ScrnInfoPtr pScrn,
+ int numColors,
+ int *indices,
+ LOCO *colors,
+ VisualPtr pVisual
+ );
+
+ unsigned char (*ReadDAC)(
+ ScrnInfoPtr pScrn,
+ CARD32
+ );
+
+ void (*WriteDAC)(
+ ScrnInfoPtr pScrn,
+ CARD32,
+ unsigned char,
+ unsigned char
+ );
+
+ void (*WriteAddress)(
+ ScrnInfoPtr pScrn,
+ CARD32
+ );
+
+ void (*WriteData)(
+ ScrnInfoPtr pScrn,
+ unsigned char
+ );
+
+ void (*ReadAddress)(
+ ScrnInfoPtr pScrn,
+ CARD32
+ );
+
+ unsigned char (*ReadData)(
+ ScrnInfoPtr pScrn
+ );
+} RamDacRec, *RamDacRecPtr;
+
+typedef struct _RamDacHelperRec {
+ CARD32 RamDacType;
+
+ void (*Restore)(
+ ScrnInfoPtr pScrn,
+ RamDacRecPtr ramdacPtr,
+ RamDacRegRecPtr ramdacReg
+ );
+
+ void (*Save)(
+ ScrnInfoPtr pScrn,
+ RamDacRecPtr ramdacPtr,
+ RamDacRegRecPtr ramdacReg
+ );
+
+ void (*SetBpp)(
+ ScrnInfoPtr pScrn,
+ RamDacRegRecPtr ramdacReg
+ );
+
+ void (*HWCursorInit)(
+ xf86CursorInfoPtr infoPtr
+ );
+} RamDacHelperRec, *RamDacHelperRecPtr;
+
+#define RAMDACHWPTR(p) ((RamDacHWRecPtr)((p)->privates[RamDacGetHWIndex()].ptr))
+
+typedef struct _RamdacScreenRec {
+ RamDacRecPtr RamDacRec;
+} RamDacScreenRec, *RamDacScreenRecPtr;
+#define RAMDACSCRPTR(p) ((RamDacScreenRecPtr)((p)->privates[RamDacGetScreenIndex()].ptr))->RamDacRec
+
+extern int RamDacHWPrivateIndex;
+extern int RamDacScreenPrivateIndex;
+
+typedef struct {
+ int token;
+} RamDacSupportedInfoRec, *RamDacSupportedInfoRecPtr;
+
+RamDacRecPtr RamDacCreateInfoRec(void);
+RamDacHelperRecPtr RamDacHelperCreateInfoRec(void);
+void RamDacDestroyInfoRec(RamDacRecPtr RamDacRec);
+void RamDacHelperDestroyInfoRec(RamDacHelperRecPtr RamDacRec);
+Bool RamDacInit(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec);
+void RamDacSetGamma(ScrnInfoPtr pScrn, Bool Real8BitDac);
+void RamDacRestoreDACValues(ScrnInfoPtr pScrn);
+Bool RamDacHandleColormaps(ScreenPtr pScreen, int maxColors, int sigRGBbits,
+ unsigned int flags);
+void RamDacFreeRec(ScrnInfoPtr pScrn);
+int RamDacGetHWIndex(void);
+
+#endif /* _XF86RAMDAC_H */