unsigned char *ptr;
size_t size;
+ size_t actual_size;
size_t relocs;
size_t max_relocs;
size_t dwords,
size_t relocs )
{
-#if 0 /* To be used */
/** TODO JB: Check relocs */
return dwords * 4 <= batch->size - (batch->ptr - batch->map);
-#else
- if (batch->winsys->batch_start( batch->winsys, dwords, relocs ))
- return 1;
- return 0;
-#endif
}
static INLINE size_t
i915_batchbuffer_space( struct i915_batchbuffer *batch )
{
-#if 0 /* To be used */
return batch->size - (batch->ptr - batch->map);
-#else
- return 0;
-#endif
}
static INLINE void
i915_batchbuffer_dword( struct i915_batchbuffer *batch,
unsigned dword )
{
-#if 0 /* To be used */
if (i915_batchbuffer_space(batch) < 4)
return;
*(unsigned *)batch->ptr = dword;
batch->ptr += 4;
-#else
- batch->winsys->batch_dword( batch->winsys, dword );
-#endif
}
static INLINE void
void *data,
size_t size )
{
-#if 0 /* To be used */
if (i915_batchbuffer_space(batch) < size)
return;
memcpy(data, batch->ptr, size);
batch->ptr += size;
-#else
-#endif
}
static INLINE void
i915->hardware_dirty = ~0; \
} while (0)
-#endif
+#endif
/* Batch stream debugging is a bit hacked up at the moment:
*/
- i915->batch = CALLOC_STRUCT(i915_batchbuffer);
+ i915->batch = i915_winsys->batch_get(i915_winsys);
i915->batch->winsys = i915_winsys;
return &i915->pipe;
i915_dump_batchbuffer( struct i915_context *i915 )
{
struct debug_stream stream;
+ /* TODO fix me */
unsigned *start = 0;/*i915->batch_start;*/
- unsigned *end = i915->winsys->batch_start( i915->winsys, 0, 0 );
+ unsigned *end = 0;/*i915->winsys->batch_start( i915->winsys, 0, 0 );*/
unsigned long bytes = (unsigned long) (end - start) * 4;
boolean done = FALSE;
* etc.
*/
+struct i915_batchbuffer;
struct pipe_buffer;
struct pipe_fence_handle;
struct pipe_winsys;
struct i915_winsys {
/**
- * Reserve space on batch buffer.
- *
- * Returns a null pointer if there is insufficient space in the batch buffer
- * to hold the requested number of dwords and relocations.
- *
- * The number of dwords should also include the number of relocations.
+ * Get the current batch buffer from the winsys.
*/
- unsigned *(*batch_start)( struct i915_winsys *sws,
- unsigned dwords,
- unsigned relocs );
-
- void (*batch_dword)( struct i915_winsys *sws,
- unsigned dword );
-
+ struct i915_batchbuffer *(*batch_get)( struct i915_winsys *sws );
+
/**
* Emit a relocation to a buffer.
*
struct pipe_buffer *buf,
unsigned access_flags,
unsigned delta );
-
+
+ /**
+ * Flush the batch.
+ */
void (*batch_flush)( struct i915_winsys *sws,
struct pipe_fence_handle **fence );
};
driBOUnrefUserList(batch->list);
driBOResetList(batch->list);
- batch->size = batch->intel->intelScreen->max_batch_size;
- driBOData(batch->buffer, batch->size, NULL, NULL, 0);
+ /* base.size is the size available to the i915simple driver */
+ batch->base.size = batch->intel->intelScreen->max_batch_size - BATCH_RESERVED;
+ batch->base.actual_size = batch->intel->intelScreen->max_batch_size;
+ driBOData(batch->buffer, batch->base.actual_size, NULL, NULL, 0);
/*
* Add the batchbuffer to the validate list.
batch->reloc[2] = 0; /* Only a single relocation list. */
batch->reloc[3] = 0; /* Only a single relocation list. */
- batch->map = driBOMap(batch->buffer, DRM_BO_FLAG_WRITE, 0);
+ batch->base.map = driBOMap(batch->buffer, DRM_BO_FLAG_WRITE, 0);
batch->poolOffset = driBOPoolOffset(batch->buffer);
- batch->ptr = batch->map;
+ batch->base.ptr = batch->base.map;
batch->dirty_state = ~0;
batch->nr_relocs = 0;
batch->flags = 0;
DRM_FENCE_TYPE_EXE, GL_FALSE);
driFenceUnReference(&batch->last_fence);
}
- if (batch->map) {
+ if (batch->base.map) {
driBOUnmap(batch->buffer);
- batch->map = NULL;
+ batch->base.map = NULL;
}
driBOUnReference(batch->buffer);
driBOFreeList(batch->list);
reloc = batch->reloc +
(I915_RELOC_HEADER + batch->nr_relocs * I915_RELOC0_STRIDE);
- reloc[0] = ((uint8_t *)batch->ptr - batch->drmBOVirtual);
+ reloc[0] = ((uint8_t *)batch->base.ptr - batch->drmBOVirtual);
intel_batchbuffer_emit_dword(batch, req->presumed_offset + pre_add);
reloc[1] = pre_add;
reloc[2] = itemLoc;
intel_batchbuffer_flush(struct intel_batchbuffer *batch)
{
struct intel_context *intel = batch->intel;
- GLuint used = batch->ptr - batch->map;
+ GLuint used = batch->base.ptr - batch->base.map;
GLboolean was_locked = intel->locked;
struct _DriFenceObject *fence;
*/
#if 0 /* ZZZ JB: what should we do here? */
if (used & 4) {
- ((int *) batch->ptr)[0] = intel->vtbl.flush_cmd();
- ((int *) batch->ptr)[1] = 0;
- ((int *) batch->ptr)[2] = MI_BATCH_BUFFER_END;
+ ((int *) batch->base.ptr)[0] = intel->vtbl.flush_cmd();
+ ((int *) batch->base.ptr)[1] = 0;
+ ((int *) batch->base.ptr)[2] = MI_BATCH_BUFFER_END;
used += 12;
}
else {
- ((int *) batch->ptr)[0] = intel->vtbl.flush_cmd();
- ((int *) batch->ptr)[1] = MI_BATCH_BUFFER_END;
+ ((int *) batch->base.ptr)[0] = intel->vtbl.flush_cmd();
+ ((int *) batch->base.ptr)[1] = MI_BATCH_BUFFER_END;
used += 8;
}
#else
if (used & 4) {
- ((int *) batch->ptr)[0] = ((0<<29)|(4<<23)); // MI_FLUSH;
- ((int *) batch->ptr)[1] = 0;
- ((int *) batch->ptr)[2] = (0xA<<23); // MI_BATCH_BUFFER_END;
+ ((int *) batch->base.ptr)[0] = ((0<<29)|(4<<23)); // MI_FLUSH;
+ ((int *) batch->base.ptr)[1] = 0;
+ ((int *) batch->base.ptr)[2] = (0xA<<23); // MI_BATCH_BUFFER_END;
used += 12;
}
else {
- ((int *) batch->ptr)[0] = ((0<<29)|(4<<23)); // MI_FLUSH;
- ((int *) batch->ptr)[1] = (0xA<<23); // MI_BATCH_BUFFER_END;
+ ((int *) batch->base.ptr)[0] = ((0<<29)|(4<<23)); // MI_FLUSH;
+ ((int *) batch->base.ptr)[1] = (0xA<<23); // MI_BATCH_BUFFER_END;
used += 8;
}
#endif
driBOUnmap(batch->buffer);
- batch->ptr = NULL;
- batch->map = NULL;
+ batch->base.ptr = NULL;
+ batch->base.map = NULL;
/* TODO: Just pass the relocation list and dma buffer up to the
* kernel.
{
assert((bytes & 3) == 0);
intel_batchbuffer_require_space(batch, bytes, flags);
- memcpy(batch->ptr, data, bytes);
- batch->ptr += bytes;
+ memcpy(batch->base.ptr, data, bytes);
+ batch->base.ptr += bytes;
}
#include "mtypes.h"
#include "ws_dri_bufmgr.h"
+#include "i915simple/i915_batch.h"
struct intel_context;
struct intel_batchbuffer
{
- struct bufmgr *bm;
+ struct i915_batchbuffer base;
+
struct intel_context *intel;
struct _DriBufferObject *buffer;
struct _DriBufferList *list;
GLuint list_count;
- GLubyte *map;
- GLubyte *ptr;
uint32_t *reloc;
GLuint reloc_size;
GLuint nr_relocs;
- GLuint size;
-
GLuint dirty_state;
GLuint id;
static INLINE GLuint
intel_batchbuffer_space(struct intel_batchbuffer *batch)
{
- return (batch->size - BATCH_RESERVED) - (batch->ptr - batch->map);
+ return (batch->base.size - BATCH_RESERVED) - (batch->base.ptr - batch->base.map);
}
{
assert(batch->map);
assert(intel_batchbuffer_space(batch) >= 4);
- *(GLuint *) (batch->ptr) = dword;
- batch->ptr += 4;
+ *(GLuint *) (batch->base.ptr) = dword;
+ batch->base.ptr += 4;
}
static INLINE void
/* Here are the crusty old macros, to be removed:
*/
+#undef BATCH_LOCALS
#define BATCH_LOCALS
+#undef BEGIN_BATCH
#define BEGIN_BATCH(n, flags) do { \
assert(!intel->prim.flush); \
intel_batchbuffer_require_space(intel->batch, (n)*4, flags); \
} while (0)
+#undef OUT_BATCH
#define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel->batch, d)
+#undef OUT_RELOC
#define OUT_RELOC(buf,flags,mask,delta) do { \
assert((delta) >= 0); \
intel_offset_relocation(intel->batch, delta, buf, flags, mask); \
} while (0)
+#undef ADVANCE_BATCH
#define ADVANCE_BATCH() do { } while(0)
/* Simple batchbuffer interface:
*/
-static unsigned *intel_i915_batch_start( struct i915_winsys *sws,
- unsigned dwords,
- unsigned relocs )
+static struct i915_batchbuffer*
+intel_i915_batch_get( struct i915_winsys *sws )
{
struct intel_context *intel = intel_i915_winsys(sws)->intel;
-
- /* XXX: check relocs.
- */
- if (intel_batchbuffer_space( intel->batch ) >= dwords * 4) {
- /* XXX: Hmm, the driver can't really do much with this pointer:
- */
- return (unsigned *)intel->batch->ptr;
- }
- else
- return NULL;
-}
-
-static void intel_i915_batch_dword( struct i915_winsys *sws,
- unsigned dword )
-{
- struct intel_context *intel = intel_i915_winsys(sws)->intel;
- intel_batchbuffer_emit_dword( intel->batch, dword );
+ return &intel->batch->base;
}
static void intel_i915_batch_reloc( struct i915_winsys *sws,
mask |= DRM_BO_FLAG_READ;
}
-#if 0 /* JB old */
- intel_batchbuffer_emit_reloc( intel->batch,
- dri_bo( buf ),
- flags, mask,
- delta );
-#else /* new */
intel_offset_relocation( intel->batch,
delta,
dri_bo( buf ),
flags,
mask );
-#endif
}
-
-
static void intel_i915_batch_flush( struct i915_winsys *sws,
struct pipe_fence_handle **fence )
{
/* Fill in this struct with callbacks that i915simple will need to
* communicate with the window system, buffer manager, etc.
*/
- iws->winsys.batch_start = intel_i915_batch_start;
- iws->winsys.batch_dword = intel_i915_batch_dword;
+ iws->winsys.batch_get = intel_i915_batch_get;
iws->winsys.batch_reloc = intel_i915_batch_reloc;
iws->winsys.batch_flush = intel_i915_batch_flush;
iws->pws = winsys;
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