mga driver, brought over by Jon Smirl

1 files changed, 115 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/mga/server/mga.h b/src/mesa/drivers/dri/mga/server/mga.h
new file mode 100644
index 0000000000..830d48d859
--- /dev/null
+++ b/src/mesa/drivers/dri/mga/server/mga.h
@@ -0,0 +1,115 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/mga/mga.h,v 1.85 2002/12/16 16:19:17 dawes Exp $ */
+/*
+ * MGA Millennium (MGA2064W) functions
+ *
+ * Copyright 1996 The XFree86 Project, Inc.
+ *
+ * Authors
+ *		Dirk Hohndel
+ *			hohndel@XFree86.Org
+ *		David Dawes
+ *			dawes@XFree86.Org
+ */
+
+#ifndef MGA_H
+#define MGA_H
+
+
+#include "xf86drm.h"
+#include "linux/types.h"
+
+
+#define PCI_CHIP_MGA2085		0x0518
+#define PCI_CHIP_MGA2064		0x0519
+#define PCI_CHIP_MGA1064		0x051A
+#define PCI_CHIP_MGA2164		0x051B
+#define PCI_CHIP_MGA2164_AGP		0x051F
+#define PCI_CHIP_MGAG200_PCI		0x0520
+#define PCI_CHIP_MGAG200		0x0521
+#define PCI_CHIP_MGAG400		0x0525
+#define PCI_CHIP_MGAG550		0x2527
+#define PCI_CHIP_MGAG100_PCI		0x1000
+#define PCI_CHIP_MGAG100		0x1001
+
+
+#  define MMIO_IN8(base, offset) \
+	*(volatile unsigned char *)(((unsigned char*)(base)) + (offset))
+#  define MMIO_IN16(base, offset) \
+	*(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset))
+#  define MMIO_IN32(base, offset) \
+	*(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset))
+#  define MMIO_OUT8(base, offset, val) \
+	*(volatile unsigned char *)(((unsigned char*)(base)) + (offset)) = (val)
+#  define MMIO_OUT16(base, offset, val) \
+	*(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
+#  define MMIO_OUT32(base, offset, val) \
+	*(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
+
+#define INREG8(addr) MMIO_IN8(pMga->IOBase, addr)
+#define INREG16(addr) MMIO_IN16(pMga->IOBase, addr)
+#define INREG(addr) MMIO_IN32(pMga->IOBase, addr)
+#define OUTREG8(addr, val) MMIO_OUT8(pMga->IOBase, addr, val)
+#define OUTREG16(addr, val) MMIO_OUT16(pMga->IOBase, addr, val)
+#define OUTREG(addr, val) MMIO_OUT32(pMga->IOBase, addr, val)
+
+#define MGAIOMAPSIZE		0x00004000
+
+
+typedef struct {
+  int               Chipset;          /**< \brief Chipset number */
+
+  int               irq;              /**< \brief IRQ number */
+
+
+  int               frontOffset;      /**< \brief Front color buffer offset */
+  int               frontPitch;       /**< \brief Front color buffer pitch */
+  int               backOffset;       /**< \brief Back color buffer offset */
+  int               backPitch;        /**< \brief Back color buffer pitch */
+  int               depthOffset;      /**< \brief Depth buffer offset */
+  int               depthPitch;       /**< \brief Depth buffer pitch */
+  int               textureOffset;    /**< \brief Texture area offset */
+  int               textureSize;      /**< \brief Texture area size */
+  int               logTextureGranularity;
+
+  /**
+   * \name AGP
+   */
+  /*@{*/
+  drmSize           agpSize;          /**< \brief AGP map size */
+  int               agpMode;          /**< \brief AGP mode */
+  /*@}*/
+
+  drmRegion         agp;
+
+  /* PCI mappings */
+  drmRegion         registers;
+  drmRegion         status;
+
+  /* AGP mappings */
+  drmRegion         warp;
+  drmRegion         primary;
+  drmRegion         buffers;
+  drmRegion         agpTextures;
+
+  drmBufMapPtr      drmBuffers;
+
+  unsigned long     IOAddress;
+  unsigned char    *IOBase;
+  int		    HasSDRAM;
+
+  __u32             reg_ien;
+} MGARec, *MGAPtr;
+
+
+
+#define MGA_FRONT	0x1
+#define MGA_BACK	0x2
+#define MGA_DEPTH	0x4
+
+#define MGA_AGP_1X_MODE		0x01
+#define MGA_AGP_2X_MODE		0x02
+#define MGA_AGP_4X_MODE		0x04
+#define MGA_AGP_MODE_MASK	0x07
+
+
+#endif