workbench/devs/monitors/IntelGMA/aros_winsys.h

   1 /*
   2     Copyright © 2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef INTEL_AROS_WINSYS_H
   7 #define INTEL_AROS_WINSYS_H
   8
   9 #include <proto/alib.h>
  10 #include <proto/exec.h>
  11 #include <exec/types.h>
  12 #include <exec/lists.h>
  13 #include <exec/nodes.h>
  14
  15 #include "i915/i915_batchbuffer.h"
  16 #include "hidd/gallium.h"
  17
  18 #define MAGIC 0x12345678
  19 #define RELOC_MAGIC 0x87654321
  20 #define MAGIC_WARNING(b) if(b->magic != MAGIC ){ bug("[GMA winsys] %s: Bad MAGIC in buffer %p\n",__func__,b);};
  21 #define IF_BAD_MAGIC(b) MAGIC_WARNING(b);if(b->magic != MAGIC )
  22
  23 #define MAX_RELOCS 1024
  24
  25 struct aros_winsys
  26 {
  27     struct i915_winsys base;
  28     struct pipe_screen *pscreen;
  29     size_t max_batch_size;
  30 };
  31
  32 static INLINE struct aros_winsys *
  33 aros_winsys(struct i915_winsys *iws)
  34 {
  35    return (struct aros_winsys *)iws;
  36 }
  37
  38 struct reloc
  39 {
  40     struct i915_winsys_buffer *buf;
  41     enum i915_winsys_buffer_usage usage;
  42     ULONG offset;
  43     uint32_t *ptr;
  44 };
  45
  46 struct aros_batchbuffer
  47 {
  48    struct i915_winsys_batchbuffer base;
  49    size_t actual_size;
  50    APTR allocated_map;
  51    ULONG allocated_size;
  52    struct reloc relocs[MAX_RELOCS];
  53    APTR gfxmap;
  54 };
  55
  56 static INLINE struct aros_batchbuffer *
  57 aros_batchbuffer(struct i915_winsys_batchbuffer *batch)
  58 {
  59    return (struct aros_batchbuffer *)batch;
  60 };
  61
  62 struct i915_winsys_buffer {
  63    struct Node bnode;
  64    ULONG magic;
  65    APTR map;
  66    ULONG size;
  67    void *ptr;
  68    ULONG stride;
  69    APTR allocated_map;
  70    ULONG allocated_size;
  71    ULONG status_index;
  72    ULONG flush_num;
  73 };
  74
  75 struct aros_winsys *winsys_create();
  76 boolean buffer_is_busy(struct i915_winsys *iws,struct i915_winsys_buffer *buf);
  77 void destroy_unused_buffers();
  78 #endif