Initial Cell driver infrastructure.

No real code yet.  Just stand-ins and make/build infrastructure.

Makefile

@@ -97,6 +97,7 @@ irix6-o32-static \
 linux \
 linux-alpha \
 linux-alpha-static \
+linux-cell \
 linux-debug \
 linux-directfb \
 linux-dri \

configs/linux-cell

@@ -0,0 +1,37 @@
+# linux-cell
+
+include $(TOP)/configs/default
+
+CONFIG_NAME = linux-cell
+
+
+# Compiler and flags
+CC = /usr/bin/ppu32-gcc
+CXX = /usr/bin/ppu32-g++
+
+# Cell SDK location
+SDK = /opt/ibm/cell-sdk/prototype/sysroot/usr
+
+
+CFLAGS = -g -W -Wall -Winline -m32 -mabi=altivec -maltivec -I. -I/usr/include -I$(SDK)/include -include altivec.h
+
+CXXFLAGS = $(CFLAGS)
+
+GL_LIB_DEPS = $(EXTRA_LIB_PATH) -lX11 -lXext -lm -lpthread \
+	-L$(SDK)/lib -m32 -Wl,-m,elf32ppc -R$(SDK)/lib -lspe
+
+
+
+### SPU stuff
+
+SPU_CC = /usr/bin/spu-gcc
+
+SPU_CFLAGS = -g -W -Wall -Winline -Wno-main -I. -I $(SDK)/spu/include -include spu_intrinsics.h -I $(TOP)/src/mesa/
+
+SPU_LFLAGS = -L$(SDK)/spu/lib -Wl,-N -lmisc
+
+SPU_AR = /usr/bin/ar
+SPU_AR_FLAGS = -qcs
+
+SPU_EMBED = /usr/bin/embedspu
+SPU_EMBED_FLAGS = -m32

src/mesa/Makefile

@@ -13,6 +13,11 @@ GL_TINY = 0$(MESA_MAJOR)0$(MESA_MINOR)0$(MESA_TINY)
 
 SOFTPIPE_LIB = $(TOP)/src/mesa/pipe/softpipe/libsoftpipe.a
 
+ifeq ($(CONFIG_NAME), linux-cell)
+CELL_LIB = $(TOP)/src/mesa/pipe/cell/ppu/libcell.a
+endif
+
+
 .SUFFIXES : .cpp
 
 .c.o:
@@ -112,12 +117,12 @@ stand-alone: depend subdirs $(TOP)/$(LIB_DIR)/$(GL_LIB_NAME) $(TOP)/$(LIB_DIR)/$
 osmesa-only: depend subdirs $(TOP)/$(LIB_DIR)/$(OSMESA_LIB_NAME)
 
 # Make the GL library
-$(TOP)/$(LIB_DIR)/$(GL_LIB_NAME): $(STAND_ALONE_OBJECTS) $(SOFTPIPE_LIB)
+$(TOP)/$(LIB_DIR)/$(GL_LIB_NAME): $(STAND_ALONE_OBJECTS) $(SOFTPIPE_LIB) $(CELL_LIB)
 	@ $(TOP)/bin/mklib -o $(GL_LIB) \
 		-major $(GL_MAJOR) -minor $(GL_MINOR) -patch $(GL_TINY) \
 		-install $(TOP)/$(LIB_DIR) \
 		$(MKLIB_OPTIONS) $(STAND_ALONE_OBJECTS) \
-		$(SOFTPIPE_LIB) $(GL_LIB_DEPS)
+		$(SOFTPIPE_LIB) $(CELL_LIB)$(GL_LIB_DEPS)
 
 # Make the OSMesa library
 $(TOP)/$(LIB_DIR)/$(OSMESA_LIB_NAME): $(OSMESA_DRIVER_OBJECTS) $(OSMESA16_OBJECTS)

src/mesa/pipe/Makefile

@@ -1,7 +1,25 @@
-default:
-	cd softpipe ; make
-	cd i915simple ; make
-	cd failover ; make
+
+TOP = ../../..
+include $(TOP)/configs/current
+
+
+ifeq ($(CONFIG_NAME), linux-cell)
+CELL_DIR = cell
+endif
+
+SUBDIRS = softpipe i915simple failover $(CELL_DIR)
+
+
+default: subdirs
+
+
+subdirs:
+	@for dir in $(SUBDIRS) ; do \
+		if [ -d $$dir ] ; then \
+			(cd $$dir && $(MAKE)) || exit 1 ; \
+		fi \
+	done
+
 
 clean:
 	rm -f `find . -name \*.[oa]`

src/mesa/pipe/cell/Makefile

@@ -0,0 +1,12 @@
+# Cell Gallium driver Makefile
+
+
+default:
+	( cd spu ; make )
+	( cd ppu ; make )
+
+
+
+clean:
+	( cd spu ; make clean )
+	( cd ppu ; make clean )

src/mesa/pipe/cell/common.h

@@ -0,0 +1,13 @@
+
+#ifndef CELL_COMMON_H
+#define CELL_COMMON_H
+
+
+struct init_info
+{
+   int foo;
+   int bar;
+};
+
+
+#endif /* CELL_COMMON_H */

src/mesa/pipe/cell/ppu/Makefile

@@ -0,0 +1,39 @@
+# Gallium3D Cell driver: PPU code
+
+# This makefile builds the g3dcell.a library which gets pulled into
+# the main libGL.so library
+
+
+TOP = ../../../../..
+include $(TOP)/configs/linux-cell
+
+
+#PROG = gl4
+
+CELL_LIB = libcell.a
+
+SPU_CODE_MODULE = ../spu/g3d_spu.a
+
+OBJECTS = cell_context.o cell_surface.o
+
+INCLUDE_DIRS = -I$(TOP)/src/mesa
+
+
+.c.o:
+	$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
+
+
+
+default: $(CELL_LIB)
+
+
+$(CELL_LIB): $(OBJECTS) $(SPU_CODE_MODULE)
+	ar -ru $(CELL_LIB) $(OBJECTS) $(SPU_CODE_MODULE)
+
+#$(PROG): $(PPU_OBJECTS)
+#	$(CC) -o $(PROG) $(PPU_OBJECTS) $(SPU_CODE_MODULE) $(PPU_LFLAGS)
+
+
+
+clean:
+	rm -f *.o $(CELL_LIB)

src/mesa/pipe/cell/ppu/cell_context.c

@@ -0,0 +1,76 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
+ * 
+ **************************************************************************/
+
+/**
+ * Authors
+ *  Brian Paul
+ */
+
+
+#include <stdio.h>
+#include <libspe.h>
+#include <libmisc.h>
+#include "pipe/cell/ppu/cell_context.h"
+#include "pipe/cell/common.h"
+
+#define NUM_SPUS 6
+
+
+extern spe_program_handle_t g3d_spu;
+
+static speid_t speid[NUM_SPUS];
+static struct init_info inits[NUM_SPUS];
+
+
+static void
+start_spus(void)
+{
+   int i;
+
+   for (i = 0; i < NUM_SPUS; i++) {
+      inits[i].foo = i;
+      inits[i].bar = i * 10;
+
+      speid[i] = spe_create_thread(0,          /* gid */
+                                   &g3d_spu,   /* spe program handle */
+                                   &inits[i],  /* argp */
+                                   NULL,       /* envp */
+                                   -1,         /* mask */
+                                   0 );        /* flags */
+   }
+}
+
+
+
+void cell_create_context(void)
+{
+   printf("cell_create_context\n");
+
+   start_spus();
+
+   /* TODO: do something with the SPUs! */
+}

src/mesa/pipe/cell/ppu/cell_context.h

@@ -0,0 +1,46 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
+ * 
+ **************************************************************************/
+
+
+#ifndef CELL_CONTEXT_H
+#define CELL_CONTEXT_H
+
+
+#include "pipe/p_context.h"
+
+
+
+struct cell_context
+{
+   struct pipe_context pipe;
+
+   int spu_info;
+};
+
+
+
+#endif /* CELL_CONTEXT_H */

src/mesa/pipe/cell/ppu/cell_surface.c

@@ -0,0 +1,9 @@
+
+#include <stdio.h>
+
+
+void cell_create_surface(void)
+{
+   printf("cell_create_surface\n");
+
+}

src/mesa/pipe/cell/spu/Makefile

@@ -0,0 +1,42 @@
+# Gallium3D Cell driver: PPU code
+
+# This makefile builds the g3d_spu.a file that's linked into the
+# PPU code/library.
+
+
+TOP = ../../../../..
+include $(TOP)/configs/linux-cell
+
+
+PROG = g3d
+
+PROG_SPU = $(PROG)_spu
+PROG_SPU_A = $(PROG)_spu.a
+PROG_SPU_EMBED_O = $(PROG)_spu-embed.o
+
+
+SPU_OBJECTS = main.o tri.o
+
+
+# The .a file will be linked into the main/PPU executable
+default: $(PROG_SPU_A)
+
+$(PROG_SPU_A): $(PROG_SPU_EMBED_O)
+	$(SPU_AR) $(SPU_AR_FLAGS) $(PROG_SPU_A) $(PROG_SPU_EMBED_O)
+
+$(PROG_SPU_EMBED_O): $(PROG_SPU)
+	$(SPU_EMBED) $(SPU_EMBED_FLAGS) $(PROG_SPU) $(PROG_SPU) $(PROG_SPU_EMBED_O)
+
+$(PROG_SPU): $(SPU_OBJECTS)
+	$(SPU_CC) -o $(PROG_SPU) $(SPU_OBJECTS) $(SPU_LFLAGS)
+
+
+main.o: main.c
+	$(SPU_CC) $(SPU_CFLAGS) -c main.c
+
+tri.o: tri.c
+	$(SPU_CC) $(SPU_CFLAGS) -c tri.c
+
+
+clean:
+	rm -f *.o *.a *.d $(PROG_SPU)

src/mesa/pipe/cell/spu/main.c

@@ -0,0 +1,29 @@
+/* main.c for cell SPU code */
+
+
+#include <stdio.h>
+#include <libmisc.h>
+#include <spu_mfcio.h>
+
+#include "tri.h"
+#include "pipe/cell/common.h"
+
+
+static struct init_info init;
+
+
+int
+main(unsigned long long speid,
+     unsigned long long argp,
+     unsigned long long envp)
+{
+   int tag = 0;
+
+   mfc_get(&init, (unsigned int) argp, sizeof(struct init_info), tag, 0, 0);
+
+   printf("Enter spu main(): init.foo=%d\n", init.foo);
+
+   draw_triangle(0, 1, 2);
+
+   return 0;
+}

src/mesa/pipe/cell/spu/tri.c

@@ -0,0 +1,9 @@
+
+#include "tri.h"
+
+void
+draw_triangle(int v1, int v2, int v3)
+{
+
+
+}

src/mesa/pipe/cell/spu/tri.h

@@ -0,0 +1,4 @@
+
+
+extern void
+draw_triangle(int v1, int v2, int v3);