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#ifndef __NOUVEAU_SCREEN_H__
#define __NOUVEAU_SCREEN_H__
#include "pipe/p_screen.h"
#include "util/u_memory.h"
typedef uint32_t u32;
struct nouveau_bo;
struct nouveau_screen {
struct pipe_screen base;
struct nouveau_device *device;
struct nouveau_channel *channel;
/* note that OpenGL doesn't distinguish between these, so
* these almost always should be set to the same value */
unsigned vertex_buffer_flags;
unsigned index_buffer_flags;
unsigned sysmem_bindings;
struct {
struct nouveau_fence *head;
struct nouveau_fence *tail;
struct nouveau_fence *current;
u32 sequence;
u32 sequence_ack;
void (*emit)(struct pipe_screen *, u32 *sequence);
u32 (*update)(struct pipe_screen *);
} fence;
struct nouveau_mman *mm_VRAM;
struct nouveau_mman *mm_GART;
};
static INLINE struct nouveau_screen *
nouveau_screen(struct pipe_screen *pscreen)
{
return (struct nouveau_screen *)pscreen;
}
/* Not really sure if this is needed, or whether the individual
* drivers are happy to talk to the bo functions themselves. In a way
* this is what we'd expect from a regular winsys interface.
*/
struct nouveau_bo *
nouveau_screen_bo_new(struct pipe_screen *pscreen, unsigned alignment,
unsigned usage, unsigned bind, unsigned size);
void *
nouveau_screen_bo_map(struct pipe_screen *pscreen,
struct nouveau_bo *pb,
unsigned usage);
void *
nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct nouveau_bo *bo,
unsigned offset, unsigned length, unsigned usage);
void
nouveau_screen_bo_map_flush_range(struct pipe_screen *pscreen, struct nouveau_bo *bo,
unsigned offset, unsigned length);
void
nouveau_screen_bo_unmap(struct pipe_screen *pscreen, struct nouveau_bo *bo);
void
nouveau_screen_bo_release(struct pipe_screen *pscreen, struct nouveau_bo *bo);
boolean
nouveau_screen_bo_get_handle(struct pipe_screen *pscreen,
struct nouveau_bo *bo,
unsigned stride,
struct winsys_handle *whandle);
struct nouveau_bo *
nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
struct winsys_handle *whandle,
unsigned *out_stride);
int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *);
void nouveau_screen_fini(struct nouveau_screen *);
void nouveau_screen_init_vdec(struct nouveau_screen *);
#ifndef NOUVEAU_NVC0
static INLINE unsigned
RING_3D(unsigned mthd, unsigned size)
{
return (7 << 13) | (size << 18) | mthd;
}
static INLINE unsigned
RING_3D_NI(unsigned mthd, unsigned size)
{
return 0x40000000 | (7 << 13) | (size << 18) | mthd;
}
#endif
#endif
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