src/mesa/drivers/dri/mga/server/mga.h

   1 /*
   2  * MGA Millennium (MGA2064W) functions
   3  *
   4  * Copyright 1996 The XFree86 Project, Inc.
   5  *
   6  * Authors
   7  *              Dirk Hohndel
   8  *                      hohndel@XFree86.Org
   9  *              David Dawes
  10  *                      dawes@XFree86.Org
  11  */
  12
  13 #ifndef MGA_H
  14 #define MGA_H
  15
  16
  17 #include "xf86drm.h"
  18 #include "linux/types.h"
  19
  20
  21 #define PCI_CHIP_MGA2085                0x0518
  22 #define PCI_CHIP_MGA2064                0x0519
  23 #define PCI_CHIP_MGA1064                0x051A
  24 #define PCI_CHIP_MGA2164                0x051B
  25 #define PCI_CHIP_MGA2164_AGP            0x051F
  26 #define PCI_CHIP_MGAG200_PCI            0x0520
  27 #define PCI_CHIP_MGAG200                0x0521
  28 #define PCI_CHIP_MGAG400                0x0525
  29 #define PCI_CHIP_MGAG550                0x2527
  30 #define PCI_CHIP_MGAG100_PCI            0x1000
  31 #define PCI_CHIP_MGAG100                0x1001
  32
  33
  34 #  define MMIO_IN8(base, offset) \
  35         *(volatile unsigned char *)(((unsigned char*)(base)) + (offset))
  36 #  define MMIO_IN16(base, offset) \
  37         *(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset))
  38 #  define MMIO_IN32(base, offset) \
  39         *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset))
  40 #  define MMIO_OUT8(base, offset, val) \
  41         *(volatile unsigned char *)(((unsigned char*)(base)) + (offset)) = (val)
  42 #  define MMIO_OUT16(base, offset, val) \
  43         *(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
  44 #  define MMIO_OUT32(base, offset, val) \
  45         *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
  46
  47 #define INREG8(addr) MMIO_IN8(pMga->IOBase, addr)
  48 #define INREG16(addr) MMIO_IN16(pMga->IOBase, addr)
  49 #define INREG(addr) MMIO_IN32(pMga->IOBase, addr)
  50 #define OUTREG8(addr, val) MMIO_OUT8(pMga->IOBase, addr, val)
  51 #define OUTREG16(addr, val) MMIO_OUT16(pMga->IOBase, addr, val)
  52 #define OUTREG(addr, val) MMIO_OUT32(pMga->IOBase, addr, val)
  53
  54 #define MGAIOMAPSIZE            0x00004000
  55
  56
  57 typedef struct {
  58   int               Chipset;          /**< \brief Chipset number */
  59
  60   int               irq;              /**< \brief IRQ number */
  61
  62
  63   int               frontOffset;      /**< \brief Front color buffer offset */
  64   int               frontPitch;       /**< \brief Front color buffer pitch */
  65   int               backOffset;       /**< \brief Back color buffer offset */
  66   int               backPitch;        /**< \brief Back color buffer pitch */
  67   int               depthOffset;      /**< \brief Depth buffer offset */
  68   int               depthPitch;       /**< \brief Depth buffer pitch */
  69   int               textureOffset;    /**< \brief Texture area offset */
  70   int               textureSize;      /**< \brief Texture area size */
  71   int               logTextureGranularity;
  72
  73   /**
  74    * \name AGP
  75    */
  76   /*@{*/
  77   drmSize           agpSize;          /**< \brief AGP map size */
  78   int               agpMode;          /**< \brief AGP mode */
  79   /*@}*/
  80
  81   drmRegion         agp;
  82
  83   /* PCI mappings */
  84   drmRegion         registers;
  85   drmRegion         status;
  86
  87   /* AGP mappings */
  88   drmRegion         warp;
  89   drmRegion         primary;
  90   drmRegion         buffers;
  91   drmRegion         agpTextures;
  92
  93   drmBufMapPtr      drmBuffers;
  94
  95   unsigned long     IOAddress;
  96   unsigned char    *IOBase;
  97   int               HasSDRAM;
  98
  99   __u32             reg_ien;
 100 } MGARec, *MGAPtr;
 101
 102
 103
 104 #define MGA_FRONT       0x1
 105 #define MGA_BACK        0x2
 106 #define MGA_DEPTH       0x4
 107
 108 #define MGA_AGP_1X_MODE         0x01
 109 #define MGA_AGP_2X_MODE         0x02
 110 #define MGA_AGP_4X_MODE         0x04
 111 #define MGA_AGP_MODE_MASK       0x07
 112
 113
 114 #endif