1 files changed, 146 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_driver.c b/src/mesa/drivers/dri/nouveau/nouveau_driver.c
new file mode 100644
index 0000000000..00956aa8f8
--- /dev/null
+++ b/src/mesa/drivers/dri/nouveau/nouveau_driver.c
@@ -0,0 +1,146 @@
+/**************************************************************************
+
+Copyright 2006 Stephane Marchesin
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+on the rights to use, copy, modify, merge, publish, distribute, sub
+license, and/or sell copies of the Software, and to permit persons to whom
+the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice (including the next
+paragraph) shall be included in all copies or substantial portions of the
+Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP BE LIABLE FOR ANY CLAIM,
+DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+#include "nouveau_context.h"
+//#include "nouveau_state.h"
+#include "nouveau_lock.h"
+#include "nouveau_fifo.h"
+#include "nouveau_driver.h"
+#include "swrast/swrast.h"
+
+#include "context.h"
+#include "framebuffer.h"
+
+#include "utils.h"
+
+/* Wrapper for DRM_NOUVEAU_GETPARAM ioctl */
+GLboolean nouveauDRMGetParam(nouveauContextPtr nmesa,
+			     unsigned int      param,
+			     uint64_t*         value)
+{
+	drm_nouveau_getparam_t getp;
+
+	getp.param = param;
+	if (!value || drmCommandWriteRead(nmesa->driFd, DRM_NOUVEAU_GETPARAM,
+					  &getp, sizeof(getp)))
+		return GL_FALSE;
+	*value = getp.value;
+	return GL_TRUE;
+}
+
+/* Wrapper for DRM_NOUVEAU_GETPARAM ioctl */
+GLboolean nouveauDRMSetParam(nouveauContextPtr nmesa,
+			     unsigned int      param,
+			     uint64_t          value)
+{
+	drm_nouveau_setparam_t setp;
+
+	setp.param = param;
+	setp.value = value;
+	if (drmCommandWrite(nmesa->driFd, DRM_NOUVEAU_SETPARAM, &setp,
+				sizeof(setp)))
+		return GL_FALSE;
+	return GL_TRUE;
+}
+
+/* Return the width and height of the current color buffer */
+static void nouveauGetBufferSize( GLframebuffer *buffer,
+		GLuint *width, GLuint *height )
+{
+	GET_CURRENT_CONTEXT(ctx);
+	nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
+
+	LOCK_HARDWARE( nmesa );
+	*width  = nmesa->driDrawable->w;
+	*height = nmesa->driDrawable->h;
+	UNLOCK_HARDWARE( nmesa );
+}
+
+/* glGetString */
+static const GLubyte *nouveauGetString( GLcontext *ctx, GLenum name )
+{
+	nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
+	static char buffer[128];
+	const char * card_name = "Unknown";
+	GLuint agp_mode = 0;
+
+	switch ( name ) {
+		case GL_VENDOR:
+			return (GLubyte *)DRIVER_AUTHOR;
+
+		case GL_RENDERER:
+			card_name=nmesa->screen->card->name;
+
+			switch(nmesa->screen->bus_type)
+			{
+				case NV_PCI:
+				case NV_PCIE:
+				default:
+					agp_mode=0;
+					break;
+				case NV_AGP:
+					agp_mode=nmesa->screen->agp_mode;
+					break;
+			}
+			driGetRendererString( buffer, card_name, DRIVER_DATE,
+					agp_mode );
+			return (GLubyte *)buffer;
+		default:
+			return NULL;
+	}
+}
+
+/* glFlush */
+static void nouveauFlush( GLcontext *ctx )
+{
+	nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
+	FIRE_RING();
+}
+
+/* glFinish */
+static void nouveauFinish( GLcontext *ctx )
+{
+	nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
+	nouveauFlush( ctx );
+	nouveauWaitForIdle( nmesa );
+}
+
+/* glClear */
+static void nouveauClear( GLcontext *ctx, GLbitfield mask )
+{
+	// XXX we really should do something here...
+}
+
+void nouveauDriverInitFunctions( struct dd_function_table *functions )
+{
+	functions->GetBufferSize	= nouveauGetBufferSize;
+	functions->ResizeBuffers	= _mesa_resize_framebuffer;
+	functions->GetString		= nouveauGetString;
+	functions->Flush		= nouveauFlush;
+	functions->Finish		= nouveauFinish;
+	functions->Clear		= nouveauClear;
+}
+