Merge branch 'gallium-0.1' into gallium-0.2

A first attempt at moving gallium onto a branch directly off master...

It will be interesting to see how much work this takes to get running.

Have resolved the conflicts semi-arbitarily, not compiled or tested.

Conflicts:

	.gitignore
	Makefile
	configs/config.mgw
	configs/darwin
	configs/darwin-x86ppc
	configs/default
	configs/freebsd-dri
	configs/linux-dri
	configs/linux-dri-xcb
	configs/linux-fbdev
	configs/linux-static
	configs/linux-x86-64-static
	configs/linux-x86-static
	doxygen/Makefile
	include/GL/gl.h
	progs/demos/Makefile
	progs/demos/descrip.mms
	progs/demos/texenv.c
	progs/egl/.gitignore
	progs/egl/Makefile
	progs/glsl/.gitignore
	progs/glsl/Makefile
	progs/glsl/convolutions.c
	progs/samples/Makefile.mgw
	progs/tests/.gitignore
	progs/trivial/.gitignore
	progs/trivial/point-param.c
	progs/trivial/tri.c
	progs/xdemos/.gitignore
	progs/xdemos/glthreads.c
	src/egl/drivers/demo/Makefile
	src/egl/drivers/dri/Makefile
	src/egl/main/Makefile
	src/glu/Makefile
	src/glu/sgi/Makefile
	src/glu/sgi/Makefile.mgw
	src/glut/glx/Makefile.mgw
	src/glut/os2/WarpWin.cpp
	src/glut/os2/glut_cindex.cpp
	src/glut/os2/glut_gamemode.cpp
	src/glut/os2/glut_win.cpp
	src/glut/os2/glut_winmisc.cpp
	src/glut/os2/os2_glx.cpp
	src/glut/os2/os2_menu.cpp
	src/glut/os2/os2_winproc.cpp
	src/glw/Makefile
	src/glx/x11/dri_glx.c
	src/glx/x11/glxext.c
	src/mesa/Makefile
	src/mesa/Makefile.mgw
	src/mesa/descrip.mms
	src/mesa/drivers/beos/Makefile
	src/mesa/drivers/common/descrip.mms
	src/mesa/drivers/common/driverfuncs.c
	src/mesa/drivers/directfb/Makefile
	src/mesa/drivers/dri/Makefile.template
	src/mesa/drivers/dri/common/dri_bufmgr.c
	src/mesa/drivers/dri/common/dri_bufmgr.h
	src/mesa/drivers/dri/common/dri_util.c
	src/mesa/drivers/dri/common/extension_helper.h
	src/mesa/drivers/dri/common/mmio.h
	src/mesa/drivers/dri/common/utils.c
	src/mesa/drivers/dri/common/utils.h
	src/mesa/drivers/dri/glcore/Makefile
	src/mesa/drivers/dri/i810/i810screen.c
	src/mesa/drivers/dri/i915/intel_ioctl.c
	src/mesa/drivers/dri/i915/intel_ioctl.h
	src/mesa/drivers/dri/i915/intel_screen.c
	src/mesa/drivers/dri/i915/server/i830_common.h
	src/mesa/drivers/dri/i915/server/i830_dri.h
	src/mesa/drivers/dri/i965/intel_screen.c
	src/mesa/drivers/dri/i965/server/i830_common.h
	src/mesa/drivers/dri/i965/server/i830_dri.h
	src/mesa/drivers/dri/mach64/mach64_screen.c
	src/mesa/drivers/dri/nouveau/nouveau_context.h
	src/mesa/drivers/dri/nouveau/nouveau_fifo.c
	src/mesa/drivers/dri/nouveau/nouveau_fifo.h
	src/mesa/drivers/dri/nouveau/nouveau_screen.c
	src/mesa/drivers/dri/nouveau/nouveau_screen.h
	src/mesa/drivers/dri/r128/r128_tex.h
	src/mesa/drivers/dri/savage/savageioctl.h
	src/mesa/drivers/fbdev/Makefile
	src/mesa/drivers/osmesa/Makefile
	src/mesa/drivers/osmesa/descrip.mms
	src/mesa/drivers/x11/Makefile
	src/mesa/drivers/x11/descrip.mms
	src/mesa/drivers/x11/xm_dd.c
	src/mesa/glapi/glapi.c
	src/mesa/glapi/glthread.c
	src/mesa/main/api_validate.c
	src/mesa/main/attrib.c
	src/mesa/main/bufferobj.c
	src/mesa/main/bufferobj.h
	src/mesa/main/buffers.c
	src/mesa/main/config.h
	src/mesa/main/context.c
	src/mesa/main/descrip.mms
	src/mesa/main/drawpix.c
	src/mesa/main/enums.c
	src/mesa/main/fbobject.c
	src/mesa/main/glheader.h
	src/mesa/main/imports.c
	src/mesa/main/mipmap.c
	src/mesa/main/mm.c
	src/mesa/main/mm.h
	src/mesa/main/mtypes.h
	src/mesa/main/points.c
	src/mesa/main/sources
	src/mesa/main/state.c
	src/mesa/main/texcompress_fxt1.c
	src/mesa/main/texenvprogram.c
	src/mesa/main/texobj.c
	src/mesa/main/texstate.c
	src/mesa/main/texstore.c
	src/mesa/math/descrip.mms
	src/mesa/shader/arbprogram.c
	src/mesa/shader/descrip.mms
	src/mesa/shader/prog_execute.c
	src/mesa/shader/prog_statevars.c
	src/mesa/shader/prog_statevars.h
	src/mesa/shader/prog_uniform.c
	src/mesa/shader/program.c
	src/mesa/shader/program.h
	src/mesa/shader/shader_api.c
	src/mesa/shader/slang/descrip.mms
	src/mesa/shader/slang/library/slang_vertex_builtin_gc.h
	src/mesa/sources
	src/mesa/swrast/descrip.mms
	src/mesa/swrast/s_drawpix.c
	src/mesa/swrast/s_fragprog.c
	src/mesa/swrast/s_readpix.c
	src/mesa/swrast/s_span.c
	src/mesa/swrast_setup/descrip.mms
	src/mesa/tnl/descrip.mms
	src/mesa/tnl/t_context.h
	src/mesa/tnl/t_vp_build.c
	src/mesa/tnl/tnl.h
	src/mesa/vbo/descrip.mms
	src/mesa/vbo/vbo_context.c
	src/mesa/vbo/vbo_exec_array.c
	src/mesa/x86-64/xform4.S
	src/mesa/x86/rtasm/x86sse.c
	src/mesa/x86/rtasm/x86sse.h
	windows/VC6/progs/glut/glut.dsp
	windows/VC7/mesa/gdi/gdi.vcproj
	windows/VC7/mesa/glu/glu.vcproj
	windows/VC7/mesa/mesa.sln
	windows/VC7/mesa/mesa/mesa.vcproj
	windows/VC7/mesa/osmesa/osmesa.vcproj
	windows/VC7/progs/glut/glut.vcproj
	windows/VC8/mesa/gdi/gdi.vcproj
	windows/VC8/mesa/glu/glu.vcproj
	windows/VC8/mesa/mesa.sln
	windows/VC8/mesa/mesa/mesa.vcproj
	windows/VC8/progs/glut/glut.vcproj

1 files changed, 382 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/nouveau/nouveau_screen.c b/src/mesa/drivers/dri/nouveau/nouveau_screen.c
new file mode 100644
index 0000000000..2cf6f979e4
--- /dev/null
+++ b/src/mesa/drivers/dri/nouveau/nouveau_screen.c
@@ -0,0 +1,382 @@
+/**************************************************************************
+
+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 "glheader.h"
+#include "imports.h"
+#include "mtypes.h"
+#include "framebuffer.h"
+#include "renderbuffer.h"
+
+#include "nouveau_context.h"
+#include "nouveau_screen.h"
+#include "nouveau_object.h"
+#include "nouveau_span.h"
+
+#include "utils.h"
+#include "context.h"
+#include "vblank.h"
+#include "drirenderbuffer.h"
+
+#include "GL/internal/dri_interface.h"
+
+#include "xmlpool.h"
+
+PUBLIC const char __driConfigOptions[] =
+DRI_CONF_BEGIN
+    DRI_CONF_SECTION_DEBUG
+        DRI_CONF_NO_RAST(false)
+    DRI_CONF_SECTION_END
+DRI_CONF_END;
+static const GLuint __driNConfigOptions = 1;
+
+extern const struct dri_extension common_extensions[];
+extern const struct dri_extension nv10_extensions[];
+extern const struct dri_extension nv20_extensions[];
+extern const struct dri_extension nv30_extensions[];
+extern const struct dri_extension nv40_extensions[];
+extern const struct dri_extension nv50_extensions[];
+
+static nouveauScreenPtr nouveauCreateScreen(__DRIscreenPrivate *sPriv)
+{
+	nouveauScreenPtr screen;
+	NOUVEAUDRIPtr dri_priv=(NOUVEAUDRIPtr)sPriv->pDevPriv;
+
+	/* allocate screen */
+	screen = (nouveauScreenPtr) CALLOC( sizeof(*screen) );
+	if ( !screen ) {         
+		__driUtilMessage("%s: Could not allocate memory for screen structure",__FUNCTION__);
+		return NULL;
+	}
+	
+	screen->card=nouveau_card_lookup(dri_priv->device_id);
+	if (!screen->card) {
+		__driUtilMessage("%s: Unknown card type 0x%04x:0x%04x\n",
+			__func__, dri_priv->device_id >> 16, dri_priv->device_id & 0xFFFF);
+		FREE(screen);
+		return NULL;
+	}
+
+	/* parse information in __driConfigOptions */
+	driParseOptionInfo (&screen->optionCache,__driConfigOptions, __driNConfigOptions);
+
+	screen->fbFormat    = dri_priv->bpp / 8;
+	screen->frontOffset = dri_priv->front_offset;
+	screen->frontPitch  = dri_priv->front_pitch;
+	screen->backOffset  = dri_priv->back_offset;
+	screen->backPitch   = dri_priv->back_pitch;
+	screen->depthOffset = dri_priv->depth_offset;
+	screen->depthPitch  = dri_priv->depth_pitch;
+
+	screen->driScreen = sPriv;
+	return screen;
+}
+
+static void
+nouveauDestroyScreen(__DRIscreenPrivate *sPriv)
+{
+	nouveauScreenPtr screen = (nouveauScreenPtr)sPriv->private;
+
+	if (!screen) return;
+
+	/* free all option information */
+	driDestroyOptionInfo (&screen->optionCache);
+
+	FREE(screen);
+	sPriv->private = NULL;
+}
+
+static GLboolean nouveauInitDriver(__DRIscreenPrivate *sPriv)
+{
+	sPriv->private = (void *) nouveauCreateScreen( sPriv );
+	if ( !sPriv->private ) {
+		nouveauDestroyScreen( sPriv );
+		return GL_FALSE;
+	}
+
+	return GL_TRUE;
+}
+
+/**
+ * Create the Mesa framebuffer and renderbuffers for a given window/drawable.
+ *
+ * \todo This function (and its interface) will need to be updated to support
+ * pbuffers.
+ */
+static GLboolean
+nouveauCreateBuffer(__DRIscreenPrivate *driScrnPriv,
+                    __DRIdrawablePrivate *driDrawPriv,
+                    const __GLcontextModes *mesaVis,
+                    GLboolean isPixmap)
+{
+	nouveauScreenPtr screen = (nouveauScreenPtr) driScrnPriv->private;
+	nouveau_renderbuffer  *nrb;
+	struct gl_framebuffer *fb;
+	const GLboolean swAccum = mesaVis->accumRedBits > 0;
+	const GLboolean swStencil = mesaVis->stencilBits > 0 && mesaVis->depthBits != 24;
+	GLenum color_format = screen->fbFormat == 4 ? GL_RGBA8 : GL_RGB5;
+
+	if (isPixmap)
+		return GL_FALSE; /* not implemented */
+
+	fb = _mesa_create_framebuffer(mesaVis);
+	if (!fb)
+		return GL_FALSE;
+
+	/* Front buffer */
+	nrb = nouveau_renderbuffer_new(color_format,
+				       driScrnPriv->pFB + screen->frontOffset,
+				       screen->frontOffset,
+				       screen->frontPitch * screen->fbFormat,
+				       driDrawPriv);
+	nouveauSpanSetFunctions(nrb, mesaVis);
+	_mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &nrb->mesa);
+
+	if (0 /* unified buffers if we choose to support them.. */) {
+	} else {
+		if (mesaVis->doubleBufferMode) {
+			nrb = nouveau_renderbuffer_new(color_format, NULL,
+						       0, 0,
+						       NULL);
+			nouveauSpanSetFunctions(nrb, mesaVis);
+			_mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &nrb->mesa);
+		}
+
+		if (mesaVis->depthBits == 24 && mesaVis->stencilBits == 8) {
+			nrb = nouveau_renderbuffer_new(GL_DEPTH24_STENCIL8_EXT, NULL,
+						       0, 0,
+						       NULL);
+			nouveauSpanSetFunctions(nrb, mesaVis);
+			_mesa_add_renderbuffer(fb, BUFFER_DEPTH, &nrb->mesa);
+			_mesa_add_renderbuffer(fb, BUFFER_STENCIL, &nrb->mesa);
+		} else if (mesaVis->depthBits == 24) {
+			nrb = nouveau_renderbuffer_new(GL_DEPTH_COMPONENT24, NULL,
+						       0, 0,
+						       NULL);
+			nouveauSpanSetFunctions(nrb, mesaVis);
+			_mesa_add_renderbuffer(fb, BUFFER_DEPTH, &nrb->mesa);
+		} else if (mesaVis->depthBits == 16) {
+			nrb = nouveau_renderbuffer_new(GL_DEPTH_COMPONENT16, NULL,
+						       0, 0,
+						       NULL);
+			nouveauSpanSetFunctions(nrb, mesaVis);
+			_mesa_add_renderbuffer(fb, BUFFER_DEPTH, &nrb->mesa);
+		}
+	}
+
+	_mesa_add_soft_renderbuffers(fb,
+				     GL_FALSE, /* color */
+				     GL_FALSE, /* depth */
+				     swStencil,
+				     swAccum,
+				     GL_FALSE, /* alpha */
+				     GL_FALSE  /* aux */);
+
+	driDrawPriv->driverPrivate = (void *) fb;
+	return (driDrawPriv->driverPrivate != NULL);
+}
+
+
+static void
+nouveauDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
+{
+	_mesa_unreference_framebuffer((GLframebuffer **)(&(driDrawPriv->driverPrivate)));
+}
+
+static int
+nouveauGetSwapInfo(__DRIdrawablePrivate *dpriv, __DRIswapInfo *sInfo)
+{
+	return -1;
+}
+
+static const struct __DriverAPIRec nouveauAPI = {
+	.InitDriver      = nouveauInitDriver,
+	.DestroyScreen   = nouveauDestroyScreen,
+	.CreateContext   = nouveauCreateContext,
+	.DestroyContext  = nouveauDestroyContext,
+	.CreateBuffer    = nouveauCreateBuffer,
+	.DestroyBuffer   = nouveauDestroyBuffer,
+	.SwapBuffers     = nouveauSwapBuffers,
+	.MakeCurrent     = nouveauMakeCurrent,
+	.UnbindContext   = nouveauUnbindContext,
+	.GetSwapInfo     = nouveauGetSwapInfo,
+	.GetMSC          = driGetMSC32,
+	.WaitForMSC      = driWaitForMSC32,
+	.WaitForSBC      = NULL,
+	.SwapBuffersMSC  = NULL,
+	.CopySubBuffer   = nouveauCopySubBuffer
+};
+
+
+static __GLcontextModes *
+nouveauFillInModes( unsigned pixel_bits, unsigned depth_bits,
+		 unsigned stencil_bits, GLboolean have_back_buffer )
+{
+	__GLcontextModes * modes;
+	__GLcontextModes * m;
+	unsigned num_modes;
+	unsigned depth_buffer_factor;
+	unsigned back_buffer_factor;
+	int i;
+
+	static const struct {
+		GLenum format;
+		GLenum type;
+	} fb_format_array[] = {
+		{ GL_RGB , GL_UNSIGNED_SHORT_5_6_5     },
+		{ GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV },
+		{ GL_BGR , GL_UNSIGNED_INT_8_8_8_8_REV },
+	};
+
+	/* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
+	 * support pageflipping at all.
+	 */
+	static const GLenum back_buffer_modes[] = {
+		GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
+	};
+
+	uint8_t depth_bits_array[4]   = { 0, 16, 24, 24 };
+	uint8_t stencil_bits_array[4] = { 0,  0,  0,  8 };
+
+	depth_buffer_factor = 4;
+	back_buffer_factor  = (have_back_buffer) ? 3 : 1;
+
+	num_modes = ((pixel_bits==16) ? 1 : 2) *
+		depth_buffer_factor * back_buffer_factor * 4;
+	modes = (*dri_interface->createContextModes)(num_modes,
+						     sizeof(__GLcontextModes));
+	m = modes;
+
+	for (i=((pixel_bits==16)?0:1);i<((pixel_bits==16)?1:3);i++) {
+		if (!driFillInModes(&m, fb_format_array[i].format,
+					fb_format_array[i].type,
+					depth_bits_array,
+					stencil_bits_array,
+					depth_buffer_factor,
+					back_buffer_modes,
+					back_buffer_factor,
+					GLX_TRUE_COLOR)) {
+		fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
+				__func__, __LINE__ );
+		return NULL;
+		}
+
+		if (!driFillInModes(&m, fb_format_array[i].format,
+					fb_format_array[i].type,
+					depth_bits_array,
+					stencil_bits_array,
+					depth_buffer_factor,
+					back_buffer_modes,
+					back_buffer_factor,
+					GLX_DIRECT_COLOR)) {
+		fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
+				__func__, __LINE__ );
+		return NULL;
+		}
+	}
+
+	return modes;
+}
+
+
+/**
+ * This is the bootstrap function for the driver.  libGL supplies all of the
+ * requisite information about the system, and the driver initializes itself.
+ * This routine also fills in the linked list pointed to by \c driver_modes
+ * with the \c __GLcontextModes that the driver can support for windows or
+ * pbuffers.
+ * 
+ * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on 
+ *         failure.
+ */
+PUBLIC
+void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
+				     const __GLcontextModes * modes,
+				     const __DRIversion * ddx_version,
+				     const __DRIversion * dri_version,
+				     const __DRIversion * drm_version,
+				     const __DRIframebuffer * frame_buffer,
+				     drmAddress pSAREA, int fd, 
+				     int internal_api_version,
+				     const __DRIinterfaceMethods * interface,
+				     __GLcontextModes ** driver_modes)
+			     
+{
+	__DRIscreenPrivate *psp;
+	static const __DRIversion ddx_expected = { 1, 2, 0 };
+	static const __DRIversion dri_expected = { 4, 0, 0 };
+	static const __DRIversion drm_expected = { 0, 0, NOUVEAU_DRM_HEADER_PATCHLEVEL };
+#if NOUVEAU_DRM_HEADER_PATCHLEVEL != 9
+#error nouveau_drm.h version doesn't match expected version
+#endif
+	dri_interface = interface;
+
+	if (!driCheckDriDdxDrmVersions2("nouveau",
+					dri_version, & dri_expected,
+					ddx_version, & ddx_expected,
+					drm_version, & drm_expected)) {
+		return NULL;
+	}
+
+	// temporary lock step versioning
+	if (drm_expected.patch!=drm_version->patch) {
+		__driUtilMessage("%s: wrong DRM version, expected %d, got %d\n",
+				__func__,
+				drm_expected.patch, drm_version->patch);
+		return NULL;
+	}
+
+	psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
+				       ddx_version, dri_version, drm_version,
+				       frame_buffer, pSAREA, fd,
+				       internal_api_version, &nouveauAPI);
+	if ( psp != NULL ) {
+		NOUVEAUDRIPtr dri_priv = (NOUVEAUDRIPtr)psp->pDevPriv;
+
+		*driver_modes = nouveauFillInModes(dri_priv->bpp,
+						   (dri_priv->bpp == 16) ? 16 : 24,
+						   (dri_priv->bpp == 16) ? 0  : 8,
+						   1
+						   );
+
+		/* Calling driInitExtensions here, with a NULL context pointer, does not actually
+		 * enable the extensions.  It just makes sure that all the dispatch offsets for all
+		 * the extensions that *might* be enables are known.  This is needed because the
+		 * dispatch offsets need to be known when _mesa_context_create is called, but we can't
+		 * enable the extensions until we have a context pointer.
+		 * 
+		 * Hello chicken.  Hello egg.  How are you two today?
+		 */
+		driInitExtensions( NULL, common_extensions, GL_FALSE );
+		driInitExtensions( NULL,   nv10_extensions, GL_FALSE );
+		driInitExtensions( NULL,   nv10_extensions, GL_FALSE );
+		driInitExtensions( NULL,   nv30_extensions, GL_FALSE );
+		driInitExtensions( NULL,   nv40_extensions, GL_FALSE );
+		driInitExtensions( NULL,   nv50_extensions, GL_FALSE );
+	}
+
+	return (void *) psp;
+}
+