Initial revisionXORG-STABLE

1 files changed, 152 insertions, 0 deletions

diff --git a/src/mga_common.h b/src/mga_common.h
new file mode 100644
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+++ b/src/mga_common.h
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+/* mga_common.h -- common header definitions for MGA 2D/3D/DRM suite
+ *
+ * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Converted to common header format:
+ *   Jens Owen <jens@tungstengraphics.com>
+ *
+ * $XFree86: xc/programs/Xserver/hw/xfree86/drivers/mga/mga_common.h,v 1.2 2002/12/16 16:19:18 dawes Exp $
+ *
+ */
+
+#ifndef _MGA_COMMON_H_
+#define _MGA_COMMON_H_
+
+/*
+ * WARNING: If you change any of these defines, make sure to change
+ * the kernel include file as well (mga_drm.h)
+ */
+
+#define  DRM_MGA_IDLE_RETRY          2048
+#define  DRM_MGA_NR_TEX_HEAPS        2
+
+typedef struct {
+   int installed;
+   unsigned long phys_addr;
+   int size;
+} drmMGAWarpIndex;
+
+/* Driver specific DRM command indices
+ * NOTE: these are not OS specific, but they are driver specific
+ */
+#define DRM_MGA_INIT              0x00
+#define DRM_MGA_FLUSH             0x01
+#define DRM_MGA_RESET             0x02
+#define DRM_MGA_SWAP              0x03
+#define DRM_MGA_CLEAR             0x04
+#define DRM_MGA_VERTEX            0x05
+#define DRM_MGA_INDICES           0x06
+#define DRM_MGA_ILOAD             0x07
+#define DRM_MGA_BLIT              0x08
+#define DRM_MGA_GETPARAM          0x09
+
+typedef struct {
+   enum {
+      MGA_INIT_DMA    = 0x01,
+      MGA_CLEANUP_DMA = 0x02
+   } func;
+
+   unsigned long sarea_priv_offset;
+
+   int chipset;
+   int sgram;
+
+   unsigned int maccess;
+
+   unsigned int fb_cpp;
+   unsigned int front_offset, front_pitch;
+   unsigned int back_offset, back_pitch;
+
+   unsigned int depth_cpp;
+   unsigned int depth_offset, depth_pitch;
+
+   unsigned int texture_offset[DRM_MGA_NR_TEX_HEAPS];
+   unsigned int texture_size[DRM_MGA_NR_TEX_HEAPS];
+
+   unsigned long fb_offset;
+   unsigned long mmio_offset;
+   unsigned long status_offset;
+   unsigned long warp_offset;
+   unsigned long primary_offset;
+   unsigned long buffers_offset;
+} drmMGAInit;
+
+typedef enum {
+   DRM_MGA_LOCK_READY      = 0x01, /* Wait until hardware is ready for DMA */
+   DRM_MGA_LOCK_QUIESCENT  = 0x02, /* Wait until hardware quiescent        */
+   DRM_MGA_LOCK_FLUSH      = 0x04, /* Flush this context's DMA queue first */
+   DRM_MGA_LOCK_FLUSH_ALL  = 0x08, /* Flush all DMA queues first           */
+                                   /* These *HALT* flags aren't supported yet
+                                      -- they will be used to support the
+                                         full-screen DGA-like mode.        */
+   DRM_MGA_HALT_ALL_QUEUES = 0x10, /* Halt all current and future queues   */
+   DRM_MGA_HALT_CUR_QUEUES = 0x20  /* Halt all current queues              */
+} drmMGALockFlags;
+
+typedef struct {
+   int             context;
+   drmMGALockFlags flags;
+} drmMGALock;
+
+typedef struct {
+   int idx;
+   unsigned int dstorg;
+   unsigned int length;
+} drmMGAIload;
+
+typedef struct {
+   unsigned int flags;
+   unsigned int clear_color;
+   unsigned int clear_depth;
+   unsigned int color_mask;
+   unsigned int depth_mask;
+} drmMGAClearRec;
+
+typedef struct {
+   int idx;                        /* buffer to queue */
+   int used;                       /* bytes in use */
+   int discard;                    /* client finished with buffer?  */
+} drmMGAVertex;
+
+typedef struct {
+        unsigned int planemask;
+        unsigned int srcorg;
+        unsigned int dstorg;
+        int src_pitch, dst_pitch;
+        int delta_sx, delta_sy;
+        int delta_dx, delta_dy;
+        int height, ydir;               /* flip image vertically */
+        int source_pitch, dest_pitch;
+} drmMGABlit;
+
+/* 3.1: An ioctl to get parameters that aren't available to the 3d
+ * client any other way.  
+ */
+#define MGA_PARAM_IRQ_NR            1
+
+typedef struct {
+	int param;
+	int *value;
+} drmMGAGetParam;
+
+#endif