113 lines
2.2 KiB
C
113 lines
2.2 KiB
C
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typedef struct tag_object kobj_t;
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typedef struct tag_display display_t;
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struct hman
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{
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u32 *table;
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u32 next;
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u32 avail;
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u32 count;
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};
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extern struct hman bm_man;
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int init_hman(struct hman *man, u32 count);
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u32 alloc_handle(struct hman *man);
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int free_handle(struct hman *man, u32 handle);
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#define hman_get_data(man, handle) \
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((man)->table[(handle)-1])
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#define hman_set_data(man, handle, val) \
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((man)->table[(handle)-1]) = (u32)(val)
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struct tag_object
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{
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uint32_t magic;
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void *destroy;
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kobj_t *fd;
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kobj_t *bk;
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uint32_t pid;
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};
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typedef struct
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{
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kobj_t header;
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u32 handle;
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void *uaddr;
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u32 pitch;
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u32 gaddr;
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u32 width;
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u32 height;
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u32 max_width;
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u32 max_height;
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u32 format;
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struct drm_i915_gem_object *obj;
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}bitmap_t;
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struct io_call_10 /* SRV_CREATE_SURFACE */
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{
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u32 handle; // ignored
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void *data; // ignored
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u32 width;
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u32 height;
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u32 pitch; // ignored
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u32 max_width;
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u32 max_height;
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u32 format; // reserved mbz
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};
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struct io_call_12 /* SRV_LOCK_SURFACE */
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{
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u32 handle; // ignored
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void *data; // ignored
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u32 width;
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u32 height;
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u32 pitch; // ignored
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};
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typedef struct
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{
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uint32_t idx;
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union
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{
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uint32_t opt[2];
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struct {
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uint32_t max_tex_width;
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uint32_t max_tex_height;
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}cap1;
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};
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}hwcaps_t;
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#define HW_BIT_BLIT (1<<0) /* BGRX blitter */
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#define HW_TEX_BLIT (1<<1) /* stretch blit */
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#define HW_VID_BLIT (1<<2) /* planar and packed video */
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/* 3 - 63 reserved */
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struct context
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{
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kobj_t header;
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bitmap_t *mask;
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u32 seqno;
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int slot;
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};
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int get_driver_caps(hwcaps_t *caps);
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int create_surface(struct io_call_10 *pbitmap);
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int lock_surface(struct io_call_12 *pbitmap);
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int init_bitmaps();
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