1 files changed, 153 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.h b/src/gallium/drivers/nouveau/nv50/nv50_screen.h
new file mode 100644
index 0000000..091a392
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.h
@@ -0,0 +1,153 @@
+#ifndef __NV50_SCREEN_H__
+#define __NV50_SCREEN_H__
+
+#include "nouveau_screen.h"
+#include "nouveau_fence.h"
+#include "nouveau_mm.h"
+#include "nouveau_heap.h"
+
+#include "nv50/nv50_winsys.h"
+#include "nv50/nv50_stateobj.h"
+
+#define NV50_TIC_MAX_ENTRIES 2048
+#define NV50_TSC_MAX_ENTRIES 2048
+
+/* doesn't count reserved slots (for auxiliary constants, immediates, etc.) */
+#define NV50_MAX_PIPE_CONSTBUFS 14
+
+struct nv50_context;
+
+#define NV50_CODE_BO_SIZE_LOG2 19
+
+#define NV50_SCREEN_RESIDENT_BO_COUNT 5
+
+struct nv50_blitter;
+
+struct nv50_screen {
+   struct nouveau_screen base;
+
+   struct nv50_context *cur_ctx;
+
+   struct nouveau_bo *code;
+   struct nouveau_bo *uniforms;
+   struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
+   struct nouveau_bo *stack_bo;
+   struct nouveau_bo *tls_bo;
+
+   unsigned TPs;
+   unsigned MPsInTP;
+   unsigned max_tls_space;
+   unsigned cur_tls_space;
+
+   struct nouveau_heap *vp_code_heap;
+   struct nouveau_heap *gp_code_heap;
+   struct nouveau_heap *fp_code_heap;
+
+   struct nv50_blitter *blitter;
+
+   struct {
+      void **entries;
+      int next;
+      uint32_t lock[NV50_TIC_MAX_ENTRIES / 32];
+   } tic;
+
+   struct {
+      void **entries;
+      int next;
+      uint32_t lock[NV50_TSC_MAX_ENTRIES / 32];
+   } tsc;
+
+   struct {
+      uint32_t *map;
+      struct nouveau_bo *bo;
+   } fence;
+
+   struct nouveau_object *sync;
+
+   struct nouveau_object *tesla;
+   struct nouveau_object *eng2d;
+   struct nouveau_object *m2mf;
+};
+
+static INLINE struct nv50_screen *
+nv50_screen(struct pipe_screen *screen)
+{
+   return (struct nv50_screen *)screen;
+}
+
+boolean nv50_blitter_create(struct nv50_screen *);
+void nv50_blitter_destroy(struct nv50_screen *);
+
+int nv50_screen_tic_alloc(struct nv50_screen *, void *);
+int nv50_screen_tsc_alloc(struct nv50_screen *, void *);
+
+static INLINE void
+nv50_resource_fence(struct nv04_resource *res, uint32_t flags)
+{
+   struct nv50_screen *screen = nv50_screen(res->base.screen);
+
+   if (res->mm) {
+      nouveau_fence_ref(screen->base.fence.current, &res->fence);
+      if (flags & NOUVEAU_BO_WR)
+         nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
+   }
+}
+
+static INLINE void
+nv50_resource_validate(struct nv04_resource *res, uint32_t flags)
+{
+   if (likely(res->bo)) {
+      if (flags & NOUVEAU_BO_WR)
+         res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
+            NOUVEAU_BUFFER_STATUS_DIRTY;
+      if (flags & NOUVEAU_BO_RD)
+         res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
+
+      nv50_resource_fence(res, flags);
+   }
+}
+
+struct nv50_format {
+   uint32_t rt;
+   uint32_t tic;
+   uint32_t vtx;
+   uint32_t usage;
+};
+
+extern const struct nv50_format nv50_format_table[];
+
+static INLINE void
+nv50_screen_tic_unlock(struct nv50_screen *screen, struct nv50_tic_entry *tic)
+{
+   if (tic->id >= 0)
+      screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
+}
+
+static INLINE void
+nv50_screen_tsc_unlock(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
+{
+   if (tsc->id >= 0)
+      screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
+}
+
+static INLINE void
+nv50_screen_tic_free(struct nv50_screen *screen, struct nv50_tic_entry *tic)
+{
+   if (tic->id >= 0) {
+      screen->tic.entries[tic->id] = NULL;
+      screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
+   }
+}
+
+static INLINE void
+nv50_screen_tsc_free(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
+{
+   if (tsc->id >= 0) {
+      screen->tsc.entries[tsc->id] = NULL;
+      screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
+   }
+}
+
+extern int nv50_tls_realloc(struct nv50_screen *screen, unsigned tls_space);
+
+#endif