--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/video/fbcon/riva_mmio.h	Tue Jul 31 20:08:51 2001 +0000
@@ -0,0 +1,449 @@
+/***************************************************************************\
+|*                                                                           *|
+|*       Copyright 1993-1999 NVIDIA, Corporation.  All rights reserved.      *|
+|*                                                                           *|
+|*     NOTICE TO USER:   The source code  is copyrighted under  U.S. and     *|
+|*     international laws.  Users and possessors of this source code are     *|
+|*     hereby granted a nonexclusive,  royalty-free copyright license to     *|
+|*     use this code in individual and commercial software.                  *|
+|*                                                                           *|
+|*     Any use of this source code must include,  in the user documenta-     *|
+|*     tion and  internal comments to the code,  notices to the end user     *|
+|*     as follows:                                                           *|
+|*                                                                           *|
+|*       Copyright 1993-1999 NVIDIA, Corporation.  All rights reserved.      *|
+|*                                                                           *|
+|*     NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY     *|
+|*     OF  THIS SOURCE  CODE  FOR ANY PURPOSE.  IT IS  PROVIDED  "AS IS"     *|
+|*     WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.  NVIDIA, CORPOR-     *|
+|*     ATION DISCLAIMS ALL WARRANTIES  WITH REGARD  TO THIS SOURCE CODE,     *|
+|*     INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE-     *|
+|*     MENT,  AND FITNESS  FOR A PARTICULAR PURPOSE.   IN NO EVENT SHALL     *|
+|*     NVIDIA, CORPORATION  BE LIABLE FOR ANY SPECIAL,  INDIRECT,  INCI-     *|
+|*     DENTAL, OR CONSEQUENTIAL DAMAGES,  OR ANY DAMAGES  WHATSOEVER RE-     *|
+|*     SULTING 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 SOURCE CODE.     *|
+|*                                                                           *|
+|*     U.S. Government  End  Users.   This source code  is a "commercial     *|
+|*     item,"  as that  term is  defined at  48 C.F.R. 2.101 (OCT 1995),     *|
+|*     consisting  of "commercial  computer  software"  and  "commercial     *|
+|*     computer  software  documentation,"  as such  terms  are  used in     *|
+|*     48 C.F.R. 12.212 (SEPT 1995)  and is provided to the U.S. Govern-     *|
+|*     ment only as  a commercial end item.   Consistent with  48 C.F.R.     *|
+|*     12.212 and  48 C.F.R. 227.7202-1 through  227.7202-4 (JUNE 1995),     *|
+|*     all U.S. Government End Users  acquire the source code  with only     *|
+|*     those rights set forth herein.                                        *|
+|*                                                                           *|
+\***************************************************************************/
+
+#ifndef __RIVA_HW_H__
+#define __RIVA_HW_H__
+#define RIVA_SW_VERSION 0x00010003
+
+/*
+ * Typedefs to force certain sized values.
+ */
+typedef Uint8  U008;
+typedef Uint16 U016;
+typedef Uint32 U032;
+
+/*
+ * HW access macros.
+ */
+#define NV_WR08(p,i,d)  (((U008 *)(p))[i]=(d))
+#define NV_RD08(p,i)    (((U008 *)(p))[i])
+#define NV_WR16(p,i,d)  (((U016 *)(p))[(i)/2]=(d))
+#define NV_RD16(p,i)    (((U016 *)(p))[(i)/2])
+#define NV_WR32(p,i,d)  (((U032 *)(p))[(i)/4]=(d))
+#define NV_RD32(p,i)    (((U032 *)(p))[(i)/4])
+#define VGA_WR08(p,i,d) NV_WR08(p,i,d)
+#define VGA_RD08(p,i)   NV_RD08(p,i)
+
+/*
+ * Define supported architectures.
+ */
+#define NV_ARCH_03  0x03
+#define NV_ARCH_04  0x04
+#define NV_ARCH_10  0x10
+/***************************************************************************\
+*                                                                           *
+*                             FIFO registers.                               *
+*                                                                           *
+\***************************************************************************/
+
+/*
+ * Raster OPeration. Windows style ROP3.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BB];
+    U032 Rop3;
+} RivaRop;
+/*
+ * 8X8 Monochrome pattern.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BD];
+    U032 Shape;
+    U032 reserved03[0x001];
+    U032 Color0;
+    U032 Color1;
+    U032 Monochrome[2];
+} RivaPattern;
+/*
+ * Scissor clip rectangle.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BB];
+    U032 TopLeft;
+    U032 WidthHeight;
+} RivaClip;
+/*
+ * 2D filled rectangle.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop[1];
+    U032 reserved01[0x0BC];
+    U032 Color;
+    U032 reserved03[0x03E];
+    U032 TopLeft;
+    U032 WidthHeight;
+} RivaRectangle;
+/*
+ * 2D screen-screen BLT.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BB];
+    U032 TopLeftSrc;
+    U032 TopLeftDst;
+    U032 WidthHeight;
+} RivaScreenBlt;
+/*
+ * 2D pixel BLT.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop[1];
+    U032 reserved01[0x0BC];
+    U032 TopLeft;
+    U032 WidthHeight;
+    U032 WidthHeightIn;
+    U032 reserved02[0x03C];
+    U032 Pixels;
+} RivaPixmap;
+/*
+ * Filled rectangle combined with monochrome expand.  Useful for glyphs.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BB];
+    U032 reserved03[(0x040)-1];
+    U032 Color1A;
+    struct
+    {
+        U032 TopLeft;
+        U032 WidthHeight;
+    } UnclippedRectangle[64];
+    U032 reserved04[(0x080)-3];
+    struct
+    {
+        U032 TopLeft;
+        U032 BottomRight;
+    } ClipB;
+    U032 Color1B;
+    struct
+    {
+        U032 TopLeft;
+        U032 BottomRight;
+    } ClippedRectangle[64];
+    U032 reserved05[(0x080)-5];
+    struct
+    {
+        U032 TopLeft;
+        U032 BottomRight;
+    } ClipC;
+    U032 Color1C;
+    U032 WidthHeightC;
+    U032 PointC;
+    U032 MonochromeData1C;
+    U032 reserved06[(0x080)+121];
+    struct
+    {
+        U032 TopLeft;
+        U032 BottomRight;
+    } ClipD;
+    U032 Color1D;
+    U032 WidthHeightInD;
+    U032 WidthHeightOutD;
+    U032 PointD;
+    U032 MonochromeData1D;
+    U032 reserved07[(0x080)+120];
+    struct
+    {
+        U032 TopLeft;
+        U032 BottomRight;
+    } ClipE;
+    U032 Color0E;
+    U032 Color1E;
+    U032 WidthHeightInE;
+    U032 WidthHeightOutE;
+    U032 PointE;
+    U032 MonochromeData01E;
+} RivaBitmap;
+/*
+ * 3D textured, Z buffered triangle.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BC];
+    U032 TextureOffset;
+    U032 TextureFormat;
+    U032 TextureFilter;
+    U032 FogColor;
+/* This is a problem on LynxOS */
+#ifdef Control
+#undef Control
+#endif
+    U032 Control;
+    U032 AlphaTest;
+    U032 reserved02[0x339];
+    U032 FogAndIndex;
+    U032 Color;
+    float ScreenX;
+    float ScreenY;
+    float ScreenZ;
+    float EyeM;
+    float TextureS;
+    float TextureT;
+} RivaTexturedTriangle03;
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BB];
+    U032 ColorKey;
+    U032 TextureOffset;
+    U032 TextureFormat;
+    U032 TextureFilter;
+    U032 Blend;
+/* This is a problem on LynxOS */
+#ifdef Control
+#undef Control
+#endif
+    U032 Control;
+    U032 FogColor;
+    U032 reserved02[0x39];
+    struct
+    {
+        float ScreenX;
+        float ScreenY;
+        float ScreenZ;
+        float EyeM;
+        U032 Color;
+        U032 Specular;
+        float TextureS;
+        float TextureT;
+    } Vertex[16];
+    U032 DrawTriangle3D;
+} RivaTexturedTriangle05;
+/*
+ * 2D line.
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop[1];
+    U032 reserved01[0x0BC];
+    U032 Color;             /* source color               0304-0307*/
+    U032 Reserved02[0x03e];
+    struct {                /* start aliased methods in array   0400-    */
+        U032 point0;        /* y_x S16_S16 in pixels            0-   3*/
+        U032 point1;        /* y_x S16_S16 in pixels            4-   7*/
+    } Lin[16];              /* end of aliased methods in array      -047f*/
+    struct {                /* start aliased methods in array   0480-    */
+        U032 point0X;       /* in pixels, 0 at left                0-   3*/
+        U032 point0Y;       /* in pixels, 0 at top                 4-   7*/
+        U032 point1X;       /* in pixels, 0 at left                8-   b*/
+        U032 point1Y;       /* in pixels, 0 at top                 c-   f*/
+    } Lin32[8];             /* end of aliased methods in array      -04ff*/
+    U032 PolyLin[32];       /* y_x S16_S16 in pixels         0500-057f*/
+    struct {                /* start aliased methods in array   0580-    */
+        U032 x;             /* in pixels, 0 at left                0-   3*/
+        U032 y;             /* in pixels, 0 at top                 4-   7*/
+    } PolyLin32[16];        /* end of aliased methods in array      -05ff*/
+    struct {                /* start aliased methods in array   0600-    */
+        U032 color;         /* source color                     0-   3*/
+        U032 point;         /* y_x S16_S16 in pixels            4-   7*/
+    } ColorPolyLin[16];     /* end of aliased methods in array      -067f*/
+} RivaLine;
+/*
+ * 2D/3D surfaces
+ */
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BE];
+    U032 Offset;
+} RivaSurface;
+typedef volatile struct
+{
+    U032 reserved00[4];
+    U016 FifoFree;
+    U016 Nop;
+    U032 reserved01[0x0BD];
+    U032 Pitch;
+    U032 RenderBufferOffset;
+    U032 ZBufferOffset;
+} RivaSurface3D;
+    
+/***************************************************************************\
+*                                                                           *
+*                        Virtualized RIVA H/W interface.                    *
+*                                                                           *
+\***************************************************************************/
+
+struct _riva_hw_inst;
+struct _riva_hw_state;
+/*
+ * Virtialized chip interface. Makes RIVA 128 and TNT look alike.
+ */
+typedef struct _riva_hw_inst
+{
+    /*
+     * Chip specific settings.
+     */
+    U032 Architecture;
+    U032 Version;
+    U032 CrystalFreqKHz;
+    U032 RamAmountKBytes;
+    U032 MaxVClockFreqKHz;
+    U032 RamBandwidthKBytesPerSec;
+    U032 EnableIRQ;
+    U032 IO;
+    U032 VBlankBit;
+    U032 FifoFreeCount;
+    U032 FifoEmptyCount;
+    /*
+     * Non-FIFO registers.
+     */
+    volatile U032 *PCRTC;
+    volatile U032 *PRAMDAC;
+    volatile U032 *PFB;
+    volatile U032 *PFIFO;
+    volatile U032 *PGRAPH;
+    volatile U032 *PEXTDEV;
+    volatile U032 *PTIMER;
+    volatile U032 *PMC;
+    volatile U032 *PRAMIN;
+    volatile U032 *FIFO;
+    volatile U032 *CURSOR;
+    volatile U032 *CURSORPOS;
+    volatile U032 *VBLANKENABLE;
+    volatile U032 *VBLANK;
+    volatile U008 *PCIO;
+    volatile U008 *PVIO;
+    volatile U008 *PDIO;
+    /*
+     * Common chip functions.
+     */
+    int  (*Busy)(struct _riva_hw_inst *);
+    void (*CalcStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *,int,int,int,int,int,int,int,int,int,int,int,int,int);
+    void (*LoadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
+    void (*UnloadStateExt)(struct _riva_hw_inst *,struct _riva_hw_state *);
+    void (*SetStartAddress)(struct _riva_hw_inst *,U032);
+    void (*SetSurfaces2D)(struct _riva_hw_inst *,U032,U032);
+    void (*SetSurfaces3D)(struct _riva_hw_inst *,U032,U032);
+    int  (*ShowHideCursor)(struct _riva_hw_inst *,int);
+    void (*LockUnlock)(struct _riva_hw_inst *, int);
+    /*
+     * Current extended mode settings.
+     */
+    struct _riva_hw_state *CurrentState;
+    /*
+     * FIFO registers.
+     */
+    RivaRop                 *Rop;
+    RivaPattern             *Patt;
+    RivaClip                *Clip;
+    RivaPixmap              *Pixmap;
+    RivaScreenBlt           *Blt;
+    RivaBitmap              *Bitmap;
+    RivaLine                *Line;
+    RivaTexturedTriangle03  *Tri03;
+    RivaTexturedTriangle05  *Tri05;
+} RIVA_HW_INST;
+/*
+ * Extended mode state information.
+ */
+typedef struct _riva_hw_state
+{
+    U032 bpp;
+    U032 width;
+    U032 height;
+    U032 repaint0;
+    U032 repaint1;
+    U032 screen;
+    U032 pixel;
+    U032 horiz;
+    U032 arbitration0;
+    U032 arbitration1;
+    U032 vpll;
+    U032 pllsel;
+    U032 general;
+    U032 config;
+    U032 cursor0;
+    U032 cursor1;
+    U032 cursor2;
+    U032 offset0;
+    U032 offset1;
+    U032 offset2;
+    U032 offset3;
+    U032 pitch0;
+    U032 pitch1;
+    U032 pitch2;
+    U032 pitch3;
+} RIVA_HW_STATE;
+
+/*
+ * FIFO Free Count. Should attempt to yield processor if RIVA is busy.
+ */
+
+#define RIVA_FIFO_FREE(hwptr,cnt)                                  \
+{                                                                  \
+   while (FifoFreeCount < (cnt))                                   \
+	FifoFreeCount = hwptr->FifoFree >> 2;                      \
+   FifoFreeCount -= (cnt);                                         \
+}
+#endif /* __RIVA_HW_H__ */
+