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Rev 2342 Rev 2344
Line 6... Line 6...
6 
#include "bitmap.h"
 6 
#include "bitmap.h"
7 
 
 7 
 
Line 8... Line 8...
8 
void __attribute__((regparm(1))) destroy_bitmap(bitmap_t *bitmap)
 8 
void __attribute__((regparm(1))) destroy_bitmap(bitmap_t *bitmap)
9 
{
 9 
{
10 
/*
 - 
 
11 
 *
 - 
 
12 
 *
 - 
 
- 
 
 10 
    printf("destroy bitmap %d\n", bitmap->handle);
- 
 
 11 
    free_handle(&bm_man, bitmap->handle);
13 
 *
 12 
    bitmap->handle = 0;
14 
*/
 - 
 
- 
 
 13 
    i915_gem_object_unpin(bitmap->obj);
- 
 
 14 
    drm_gem_object_unreference(&bitmap->obj->base);
15 
    __DestroyObject(bitmap);
 15 
    __DestroyObject(bitmap);
16 
};
 16 
};
Line 17... Line 17...
17 
 
 17 
 
Line 28... Line 28...
28 
    return ret;
 28 
    return ret;
29 
};
 29 
};
Line 30... Line 30...
30 
 
 30 
 
31 
 
 31 
 
32 
int create_bitmap(struct ubitmap *pbitmap)
 32 
int create_surface(struct io_call_10 *pbitmap)
Line 33... Line 33...
33 
{
 33 
{
34 
    struct drm_i915_gem_object *obj;
 34 
    struct drm_i915_gem_object *obj;
35 
 
 35 
 
36 
    bitmap_t   *bitmap;
 36 
    bitmap_t   *bitmap;
37 
    u32         handle;
 37 
    u32         handle;
38 
    u32         width;
 38 
    u32         width, max_width;
39 
    u32         height;
 39 
    u32         height, max_height;
Line 40... Line 40...
40 
    u32         size;
 40 
    u32         size,  max_size;
Line 41... Line 41...
41 
    u32         pitch;
 41 
    u32         pitch, max_pitch;
42 
    void       *uaddr;
 42 
    void       *uaddr;
Line 43... Line 43...
43 
 
 43 
 
44 
    int   ret;
 44 
    int   ret;
Line -... Line 45...
- 
 
 45 
 
45 
 
 46 
    pbitmap->handle = 0;
46 
    pbitmap->handle = 0;
 47 
    pbitmap->data   = (void*)-1;
Line -... Line 48...
- 
 
 48 
 
- 
 
 49 
    width  = pbitmap->width;
- 
 
 50 
    height = pbitmap->height;
- 
 
 51 
 
- 
 
 52 
/*
- 
 
 53 
    if((width==0)||(height==0)||(width>4096)||(height>4096))
- 
 
 54 
        goto err1;
- 
 
 55 
 
- 
 
 56 
    if( ((pbitmap->max_width !=0 ) &&
- 
 
 57 
         (pbitmap->max_width < width)) ||
- 
 
 58 
         (pbitmap->max_width > 4096) )
- 
 
 59 
        goto err1;
- 
 
 60 
 
- 
 
 61 
    if( ((pbitmap->max_height !=0 ) &&
- 
 
 62 
         (pbitmap->max_height < width)) ||
- 
 
 63 
         (pbitmap->max_height > 4096) )
- 
 
 64 
        goto err1;
47 
    pbitmap->data   = NULL;
 65 
 
48 
 
 66 
    if( pbitmap->format != 0)
Line 49... Line 67...
49 
    width = pbitmap->width;
 67 
        goto err1;
50 
    height = pbitmap->height;
 68 
*/
Line 71... Line 89...
71 
 
 89 
 
Line 72... Line 90...
72 
    pitch = ALIGN(width*4,64);
 90 
    pitch = ALIGN(width*4,64);
Line 73... Line 91...
73 
 
 91 
 
- 
 
 92 
    size =  roundup(pitch*height, PAGE_SIZE);
74 
    size =  roundup(pitch*height, PAGE_SIZE);
 93 
 
Line 75... Line 94...
75 
//    printf("pitch %d size %d\n", pitch, size);
 94 
//    printf("pitch %d size %d\n", pitch, size);
76 
 
 95 
 
77 
    obj = i915_gem_alloc_object(main_device, size);
 96 
    obj = i915_gem_alloc_object(main_device, size);
Line 78... Line 97...
78 
    if (obj == NULL)
 97 
    if (obj == NULL)
79 
        goto err2;
 98 
        goto err2;
80 
 
 99 
 
Line -... Line 100...
- 
 
 100 
    ret = i915_gem_object_pin(obj, 4096, true);
- 
 
 101 
    if (ret)
- 
 
 102 
        goto err3;
81 
    ret = i915_gem_object_pin(obj, 4096, true);
 103 
 
82 
    if (ret)
 104 
    max_pitch = ALIGN(max_width*4,64);
83 
        goto err3;
 105 
    max_size =  roundup(max_pitch*max_height, PAGE_SIZE);
84 
 
 106 
 
85 
    uaddr = UserAlloc(size);
 107 
    uaddr = UserAlloc(max_size);
86 
    if( uaddr == NULL)
 108 
    if( uaddr == NULL)
87 
        goto err4;
 109 
        goto err4;
Line 88... Line 110...
88 
    else
 110 
    else
Line 89... Line 111...
89 
    {
 111 
    {
90 
        u32_t *src, *dst;
 112 
        u32_t *src, *dst;
91 
        int count;
 113 
        u32 count, max_count;
- 
 
 114 
 
Line 92... Line 115...
92 
 
 115 
#define page_tabs  0xFDC00000      /* really dirty hack */
93 
#define page_tabs  0xFDC00000      /* really dirty hack */
 116 
 
94 
 
 117 
        src =  (u32_t*)obj->pages;
95 
        src =  (u32_t*)obj->pages;
 118 
        dst =  &((u32_t*)page_tabs)[(u32_t)uaddr >> 12];
- 
 
 119 
        count = size/4096;
- 
 
 120 
        max_count = max_size/4096 - count;
96 
        dst =  &((u32_t*)page_tabs)[(u32_t)uaddr >> 12];
 121 
 
Line 97... Line 122...
97 
        count = size/4096;
 122 
        while(count--)
98 
 
 123 
        {
99 
        while(count--)
 - 
 
100 
        {
 124 
            *dst++ = (0xFFFFF000 & *src++) | 0x207 ; // map as shared page
101 
            *dst++ = (0xFFFFF000 & *src++) | 0x207 ; // map as shared page
 125 
        };
- 
 
 126 
//        while(max_count--)
102 
        };
 127 
//            *dst++ = 0;                              // cleanup unused space
- 
 
 128 
    }
- 
 
 129 
 
- 
 
 130 
    bitmap->handle = handle;
- 
 
 131 
    bitmap->uaddr  = uaddr;
103 
    }
 132 
    bitmap->pitch  = pitch;
104 
 
 133 
    bitmap->gaddr  = obj->gtt_offset;
Line 105... Line -...
105 
    bitmap->handle = handle;
 - 
 
106 
    bitmap->width  = width;
 134 
 
107 
    bitmap->height = height;
 135 
    bitmap->width  = width;
- 
 
 136 
    bitmap->height = height;
Line -... Line 137...
- 
 
 137 
    bitmap->max_width  = max_width;
108 
    bitmap->pitch  = pitch;
 138 
    bitmap->max_height = max_height;
109 
    bitmap->gaddr  = obj->gtt_offset;
 139 
 
Line 110... Line 140...
110 
    bitmap->uaddr  = uaddr;
 140 
    bitmap->obj    = obj;
Line 111... Line 141...
111 
    bitmap->obj    = obj;
 141 
    bitmap->header.destroy = destroy_bitmap;
112 
    bitmap->header.destroy = destroy_bitmap;
 142 
 
113 
 
 143 
    pbitmap->handle = handle;
114 
    pbitmap->pitch  = pitch;
 144 
    pbitmap->data   = uaddr;
115 
    pbitmap->handle = handle;
 145 
    pbitmap->pitch  = pitch;
116 
    pbitmap->data   = uaddr;
 146 
 
117 
 
 147 
 
118 
//    printf("%s handle %d pitch %d gpu %x user %x\n",
 148 
    printf("%s handle: %d pitch: %d gpu_addr: %x user_addr: %x\n",
119 
//            __FUNCTION__, handle, pitch, obj->gtt_offset, uaddr);
 149 
            __FUNCTION__, handle, pitch, obj->gtt_offset, uaddr);
Line 120... Line 150...
120 
 
 150 
 
Line -... Line 151...
- 
 
 151 
    return 0;
- 
 
 152 
 
121 
    return 0;
 153 
err4:
122 
 
 154 
    i915_gem_object_unpin(obj);
123 
err4:
 155 
err3:
Line 124... Line 156...
124 
//    drm_gem_object_unpin;
 156 
    drm_gem_object_unreference(&obj->base);