nvc0: import nvc0 gallium driver

1 files changed, 152 insertions, 0 deletions

diff --git a/src/gallium/drivers/nvc0/nvc0_winsys.h b/src/gallium/drivers/nvc0/nvc0_winsys.h
new file mode 100644
index 00000000000..48ea87613b5
--- /dev/null
+++ b/src/gallium/drivers/nvc0/nvc0_winsys.h
@@ -0,0 +1,152 @@
+
+#ifndef __NVC0_WINSYS_H__
+#define __NVC0_WINSYS_H__
+
+#include <stdint.h>
+#include <unistd.h>
+#include "pipe/p_defines.h"
+
+#include "nouveau/nouveau_bo.h"
+#include "nouveau/nouveau_channel.h"
+#include "nouveau/nouveau_device.h"
+#include "nouveau/nouveau_resource.h"
+#include "nouveau/nouveau_reloc.h"
+
+#ifndef NV04_PFIFO_MAX_PACKET_LEN
+#define NV04_PFIFO_MAX_PACKET_LEN 2047
+#endif
+
+#define SLEEP(us) usleep(us)
+
+extern uint64_t nouveau_bo_gpu_address(struct nouveau_bo *);
+
+#define NVC0_SUBCH_3D 1
+#define NVC0_SUBCH_2D 2
+#define NVC0_SUBCH_MF 3
+
+#define NVC0_MF_(n) NVC0_M2MF_##n
+
+#define RING_3D(n) ((NVC0_SUBCH_3D << 13) | (NVC0_3D_##n >> 2))
+#define RING_2D(n) ((NVC0_SUBCH_2D << 13) | (NVC0_2D_##n >> 2))
+#define RING_MF(n) ((NVC0_SUBCH_MF << 13) | (NVC0_MF_(n) >> 2))
+
+#define RING_3D_(m) ((NVC0_SUBCH_3D << 13) | ((m) >> 2))
+#define RING_2D_(m) ((NVC0_SUBCH_2D << 13) | ((m) >> 2))
+#define RING_MF_(m) ((NVC0_SUBCH_MF << 13) | ((m) >> 2))
+
+#define RING_ANY(m) ((NVC0_SUBCH_3D << 13) | ((m) >> 2))
+
+int nouveau_pushbuf_flush(struct nouveau_channel *, unsigned min);
+
+static INLINE void
+WAIT_RING(struct nouveau_channel *chan, unsigned size)
+{
+   if (chan->cur + size > chan->end)
+      nouveau_pushbuf_flush(chan, size);
+}
+
+static INLINE void
+OUT_RING(struct nouveau_channel *chan, uint32_t data)
+{
+   *(chan->cur++) = (data);
+}
+
+/* incremental methods */
+static INLINE void
+BEGIN_RING(struct nouveau_channel *chan, uint32_t mthd, unsigned size)
+{
+   WAIT_RING(chan, size + 1);
+   OUT_RING (chan, (0x2 << 28) | (size << 16) | mthd);
+}
+
+/* non-incremental */
+static INLINE void
+BEGIN_RING_NI(struct nouveau_channel *chan, uint32_t mthd, unsigned size)
+{
+   WAIT_RING(chan, size + 1);
+   OUT_RING (chan, (0x6 << 28) | (size << 16) | mthd);
+}
+
+/* increment-once */
+static INLINE void
+BEGIN_RING_1I(struct nouveau_channel *chan, uint32_t mthd, unsigned size)
+{
+   WAIT_RING(chan, size + 1);
+   OUT_RING (chan, (0xa << 28) | (size << 16) | mthd);
+}
+
+/* inline-data */
+static INLINE void
+INLIN_RING(struct nouveau_channel *chan, uint32_t mthd, unsigned data)
+{
+   WAIT_RING(chan, 1);
+   OUT_RING (chan, (0x8 << 28) | (data << 16) | mthd);
+}
+
+int
+nouveau_pushbuf_marker_emit(struct nouveau_channel *chan,
+                            unsigned wait_dwords, unsigned wait_relocs);
+int
+nouveau_pushbuf_emit_reloc(struct nouveau_channel *, void *ptr,
+                           struct nouveau_bo *, uint32_t data, uint32_t data2,
+                           uint32_t flags, uint32_t vor, uint32_t tor);
+int
+nouveau_pushbuf_submit(struct nouveau_channel *chan, struct nouveau_bo *bo,
+                       unsigned offset, unsigned length);
+
+static INLINE int
+MARK_RING(struct nouveau_channel *chan, unsigned dwords, unsigned relocs)
+{
+   return nouveau_pushbuf_marker_emit(chan, dwords, relocs);
+}
+
+static INLINE void
+OUT_RINGf(struct nouveau_channel *chan, float data)
+{
+   union { uint32_t i; float f; } u;
+   u.f = data;
+   OUT_RING(chan, u.i);
+}
+
+static INLINE unsigned
+AVAIL_RING(struct nouveau_channel *chan)
+{
+   return chan->end - chan->cur;
+}
+
+static INLINE void
+OUT_RINGp(struct nouveau_channel *chan, const void *data, unsigned size)
+{
+   memcpy(chan->cur, data, size * 4);
+   chan->cur += size;
+}
+
+static INLINE int
+OUT_RELOC(struct nouveau_channel *chan, struct nouveau_bo *bo,
+          unsigned data, unsigned flags, unsigned vor, unsigned tor)
+{
+   return nouveau_pushbuf_emit_reloc(chan, chan->cur++, bo,
+                                     data, 0, flags, vor, tor);
+}
+
+static INLINE int
+OUT_RELOCl(struct nouveau_channel *chan, struct nouveau_bo *bo,
+           unsigned delta, unsigned flags)
+{
+   return OUT_RELOC(chan, bo, delta, flags | NOUVEAU_BO_LOW, 0, 0);
+}
+
+static INLINE int
+OUT_RELOCh(struct nouveau_channel *chan, struct nouveau_bo *bo,
+           unsigned delta, unsigned flags)
+{
+   return OUT_RELOC(chan, bo, delta, flags | NOUVEAU_BO_HIGH, 0, 0);
+}
+
+static INLINE void
+FIRE_RING(struct nouveau_channel *chan)
+{
+   nouveau_pushbuf_flush(chan, 0);
+}
+
+#endif