initial commit of the system

README.md

@@ -1,2 +1,5 @@
-# P436-F16
-Class Repository for P436 Fall 2016 Semester
+# Fall 2016
+
+Welcome to Operating Systems!
+
+

apps/consume.c

@@ -0,0 +1,6 @@
+#include <xinu.h>
+#include <prodcons.h>
+
+void consumer(int count) {
+}
+

apps/produce.c

@@ -0,0 +1,8 @@
+#include <xinu.h>
+#include <prodcons.h>
+
+void producer(int count) {
+}
+
+
+

compile/.gdbinit

@@ -0,0 +1,4 @@
+target extended-remote :5560
+load xinu
+b main
+c

compile/.vers_num

@@ -0,0 +1 @@
+10

compile/Makefile

@@ -0,0 +1,184 @@
+#########################################################################
+#									#
+#									#
+#  Makefile for Qemu version of hte  the Xinu operating system	        #
+#									#
+#  includes: .deps and .defs						#
+#									#
+#									#
+#########################################################################
+
+NODE=0
+GPORT=556${NODE}
+
+COMPILER_ROOT	=      /l/arm2/devtools/bin/arm-none-eabi-
+LIBGCC_LOC      =      /l/arm2/devtools/lib/gcc/arm-none-eabi/4.8.4
+
+PNAME		=	bbb
+PLAT		=	Platform_$(PNAME)
+TOPDIR		=	..
+
+CC		=	${COMPILER_ROOT}gcc
+LD		=	${COMPILER_ROOT}ld
+OBJCOPY		=	${COMPILER_ROOT}objcopy
+XINU		=	$(TOPDIR)/compile/xinu
+XINUBIN		=	$(TOPDIR)/compile/xinu.bin
+XINUBOOT	=	$(TOPDIR)/compile/xinu.boot
+BUILDMAKE	=	$(TOPDIR)/compile/bin/build-make
+MKVERS		=	$(TOPDIR)/compile/bin/mkvers
+
+MAKEDEP		=	$(CC) -M -MG
+
+DEPSFILE	=	.deps
+DEFSFILE	=	.defs
+VERSIONFILE	=	version
+LDSCRIPT	=	ld.script
+MKVERS		=	$(TOPDIR)/compile/bin/mkvers
+REBUILDFLAGS	=	-s $(TOPDIR)/system  debug.c 	\
+			-s $(TOPDIR)/lib			\
+			-s $(TOPDIR)/device/tty			\
+			-s $(TOPDIR)/device/nam			\
+			-s $(TOPDIR)/device/ram			\
+			-s $(TOPDIR)/device/lfs			\
+			-s $(TOPDIR)/device/uart		\
+			-s $(TOPDIR)/device/uart-pl011		\
+			-s $(TOPDIR)/device/loopback		\
+			-s $(TOPDIR)/shell  'xsh_rdstest*'      \
+			-s $(TOPDIR)/apps
+
+
+INCLUDE		=	-I$(TOPDIR)/include
+DEFS		= 	-DBSDURG -DVERSION=\""`cat $(VERSIONFILE)`"\"
+
+# Compiler flags
+CFLAGS  = -mcpu=arm1176jz-s -ggdb3 -mno-unaligned-access -marm -fno-builtin -fno-stack-protector -nostdlib -c -Wall -O ${DEFS} ${INCLUDE}
+SFLAGS  = ${INCLUDE}
+
+# Loader flags
+
+LDFLAGS = -dn -m armelf -Map xinu.map -T ld.script
+
+all:	xinu
+
+#--------------------------------------------------------------------------------
+# Handle generation of a new version string when initialize is recompiled
+#--------------------------------------------------------------------------------
+
+newversion:
+	@echo creating new version
+	@$(MKVERS) $(PNAME) > version
+
+#--------------------------------------------------------------------------------
+# Include generic make targets and rules from the file generated by build-make
+#--------------------------------------------------------------------------------
+-include $(DEFSFILE)
+
+#--------------------------------------------------------------------------------
+# Add files that require special rules and place start.o at the front
+#--------------------------------------------------------------------------------
+LD_LIST = binaries/start.o $(filter-out binaries/start.o,$(OBJ_FILES))
+
+#------------------------------------------------------------
+# Rules for files that need special handling
+#------------------------------------------------------------
+
+# Define variables for the Configuration file and generated files
+
+CONFFILE	= $(TOPDIR)/config/Configuration
+CONFH		= $(TOPDIR)/include/conf.h
+CONFC		= $(TOPDIR)/system/conf.c
+
+# Define variables for the config program and its sources
+
+CONFPGM		= $(TOPDIR)/config/config
+CONFL		= $(TOPDIR)/config/config.l
+CONFY		= $(TOPDIR)/config/config.y
+
+# Set up the required build directory structure
+
+BLDDIRS	= binaries
+export
+
+#--------------------------------------------------------------------------------
+# Specific additional rules and exceptions
+#--------------------------------------------------------------------------------
+
+xinu:	Makefile rebuild $(BLDDIRS) $(DEFSFILE) $(DEPSFILE) $(CONFH) $(CONFC) $(LD_LIST)
+	@echo;echo 'Loading object files to produce xinu'
+	@$(LD) $(LDFLAGS) $(LD_LIST) -o $(XINU) -L$(LIBGCC_LOC) -lgcc
+	@$(OBJCOPY) -O binary $(XINU) $(XINUBIN)
+	@./uboot-tool/mkimage -A arm -O linux -T kernel -C none -a 0x81000000 -e 0x81000000 -d $(XINUBIN) $(XINUBOOT)
+
+$(BLDDIRS): 
+	@mkdir -p $(BLDDIRS)
+
+objects: $(LD_LIST)
+
+$(CONFH): $(CONFFILE) $(CONFPGM)
+	@echo making $(CONFH)
+	@make configure
+
+$(CONFC): $(CONFFILE) $(CONFPGM)
+	@echo making $(CONFC)
+	@make configure
+
+$(CONFPGM): $(CONFL) $(CONFY)
+	@echo making the config program
+	@make -C $(TOPDIR)/config clean all install
+
+configure:
+	@echo forcing a rebuild of conf.h and conf.c
+	@make newversion
+	@(cd $(TOPDIR)/config; make install)
+
+clean:
+	@echo removing .o files
+	@rm -f ${LD_LIST}
+	@echo   removing configuration files ...
+	@rm -f $(CONFH) $(CONFC)
+	@(cd $(TOPDIR)/config; make clean)
+	@echo removing xinu ...
+	@rm -f $(XINU)
+	@rm -f $(XINUBIN)
+	@rm -f $(XINUBOOT)
+
+install: xinu
+	cp xinu.boot /tftpboot
+
+qemu: xinu
+	qemu-system-arm -M versatilepb -m 3G -nographic -cpu arm1176  -kernel xinu.boot 
+
+qemu-gdb: xinu
+	qemu-system-arm -M versatilepb -m 3G -nographic -cpu arm1176  -kernel xinu.boot -S -gdb tcp::${GPORT}
+#--------------------------------------------------------------------------------
+# Locations of source directories and exceptions (.c and .[sS] files to exclude)
+#--------------------------------------------------------------------------------
+
+$(DEFSFILE):
+	@rm -f $(DEFSFILE)
+	@echo "" > $(DEFSFILE)
+	@make rebuild
+
+$(DEPSFILE):
+	@rm -f $(DEPSFILE)
+	@echo "" > $(DEPSFILE)
+	@make depend
+
+rebuild: $(CONFC)
+	@echo Rebuilding the $(DEFSFILE) file
+	@$(BUILDMAKE) $(REBUILDFLAGS) > $(DEFSFILE)
+
+defclean:
+	rm -f $(DEFSFILE)
+	echo "" > $(DEFSFILE)
+
+depend: $(DEFSFILE)
+	@echo;echo Making all dependencies in $(DEPSFILE)
+	@$(MAKEDEP) ${INCLUDE} ${SRC_FULL} > $(DEPSFILE)
+	@echo;echo Finished making dependencies
+
+depclean:
+	rm -f $(DEPSFILE)
+	echo "" > $(DEPSFILE)
+
+-include $(DEPSFILE)