some cleanup. cleanup Makefile and README

Makefile

@@ -1,8 +1,7 @@
-
+# "PanGu Makefile" - for setting up the PanGu development environment
-# "PI Makefile" - for setting up the PI development environment
 #
-# (C) Copyright 2009 PI.
+# Copyright 2009 (C) Qi Hardware inc.,
-# Author: xiangfu liu <xiangfu@openmoko.org>
+# Author: Xiangfu Liu <xiangfu@qi-hardware.com>
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
@@ -18,138 +17,26 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor,
 # Boston, MA  02110-1301, USA
 
-BINUTILS_VER=binutils-2.17
-GCC_VER=gcc-4.1.2
-GLIBC_VER=glibc-2.6.1
-GLIBC_PORTS_VER=glibc-ports-2.6.1
-KERNEL_HEADERS_VER=linux-headers-2.6.24.3
-
-TOOLCHAIN_PATH=toolchain
-DL_PATH=$(TOOLCHAIN_PATH)/dl
-INSTALL_PATH=install
-PATCHES_PATH=$(TOOLCHAIN_PATH)/patches
-GLIBC_PATCHES_PATH=$(PATCHES_PATH)/glibc
-
-BINUTILS_PACKAGE=$(BINUTILS_VER).tar.bz2
-BINUTILS_URL= \
-  ftp://ftp.gnu.org/gnu/binutils/$(BINUTILS_PACKAGE)
-GCC_PACKAGE=$(GCC_VER).tar.bz2
-GCC_URL=ftp://ftp.gnu.org/gnu/gcc/$(GCC_VER)/$(GCC_PACKAGE)
-GLIBC_PACKAGE=$(GLIBC_VER).tar.bz2
-GLIBC_URL=ftp://ftp.gnu.org/gnu/glibc/$(GLIBC_PACKAGE)
-GLIBC_PORTS_PACKAGE=$(GLIBC_PORTS_VER).tar.bz2
-GLIBC_PORTS_URL=ftp://ftp.gnu.org/gnu/glibc/$(GLIBC_PORTS_PACKAGE)
-KERNEL_HEADERS_PACKAGE=$(KERNEL_HEADERS_VER).tar.bz2
-KERNEL_HEADERS_URL=
-
 # for the device stage
 FLASH_TOOL_PATH = ./usbboot
-FLASH_TOOL_BIN_PATH = $(FLASH_TOOL_PATH)/bin
 STAGE1_PATH = $(FLASH_TOOL_PATH)/xburst_stage1
 STAGE2_PATH = $(FLASH_TOOL_PATH)/xburst_stage2
 CROSS_COMPILE ?= mipsel-openwrt-linux-
 
 CFLAGS="-O2"
 
-export PATH:=$(PWD)/install/bin:$(PATH)
-
-# this glibc version does not build with gcc 4.3 - hence this special compat parameter
-GCC_VERSION=$(shell [ "`gcc --version | grep '4.3'`" ] && echo "43" )
-ifeq ($(GCC_VERSION),43)
-BUILD_CC="gcc -fgnu89-inline"
-else
-BUILD_CC="gcc"
-endif
-
-toolchain: binutils gcc glibc
-
-### misc
-
-$(DL_PATH):
-	mkdir -p $(DL_PATH)
-
-$(INSTALL_PATH):
-	mkdir -p $(INSTALL_PATH)
-
-%$(BINUTILS_PACKAGE): URL=$(BINUTILS_URL)
-%$(GCC_PACKAGE): URL=$(GCC_URL)
-%$(GLIBC_PACKAGE): URL=$(GLIBC_URL)
-%$(GLIBC_PORTS_PACKAGE): URL=$(GLIBC_PORTS_URL)
-
-.tar.bz2: $(DL_PATH) $(INSTALL_PATH)
-	wget -c -O $@ $(URL)
-	touch $@
-
-
-### toolchain stuff
-binutils: $(DL_PATH)/$(BINUTILS_PACKAGE)
-	tar -xvjf $(DL_PATH)/$(BINUTILS_PACKAGE) -C $(TOOLCHAIN_PATH)
-	mkdir -p $(TOOLCHAIN_PATH)/$(BINUTILS_VER)/build
-	cd $(TOOLCHAIN_PATH)/$(BINUTILS_VER)/build && \
-	../configure --target=mipsel-linux --prefix=$(PWD)/$(INSTALL_PATH) --disable-werror \
-	&& make CFLAGS=$(CFLAGS) && make install
-	touch $@
-
-gcc: $(DL_PATH)/$(GCC_PACKAGE)
-	tar -xvjf $(DL_PATH)/$(GCC_PACKAGE) -C $(TOOLCHAIN_PATH)
-	cd $(TOOLCHAIN_PATH)/$(GCC_VER)/libiberty && \
-	cat strsignal.c | sed -e 's/#ifndef HAVE_PSIGNAL/#if 0/g' >junk.c && \
-	cp -f strsignal.c strsignal.c.fixed && mv -f junk.c strsignal.c
-	mkdir -p $(TOOLCHAIN_PATH)/$(GCC_VER)/build
-	cd $(TOOLCHAIN_PATH)/$(GCC_VER)/build && \
-	../configure --target=mipsel-linux \
-	--host=i686-pc-linux-gnu --prefix=$(PWD)/$(INSTALL_PATH) \
-	--disable-shared --disable-threads --disable-multilib \
-	--enable-languages=c && make CFLAGS=$(CFLAGS) all-gcc && make install-gcc
-	touch $@
-
-glibc: $(DL_PATH)/$(GLIBC_PACKAGE) $(DL_PATH)/$(GLIBC_PORTS_PACKAGE) $(DL_PATH)/$(KERNEL_HEADERS_PACKAGE)
-	tar -xvjf $(DL_PATH)/$(KERNEL_HEADERS_PACKAGE) -C $(TOOLCHAIN_PATH)
-	tar -xvjf $(DL_PATH)/$(GLIBC_PACKAGE) -C $(TOOLCHAIN_PATH)
-	tar -xvjf $(DL_PATH)/$(GLIBC_PORTS_PACKAGE) -C $(TOOLCHAIN_PATH)/$(GLIBC_VER)
-	mv $(TOOLCHAIN_PATH)/$(GLIBC_VER)/$(GLIBC_PORTS_VER) $(TOOLCHAIN_PATH)/$(GLIBC_VER)/ports
-	cd $(TOOLCHAIN_PATH)/$(GLIBC_VER) && \
-	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-cross_hacks-1.patch && \
-	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-libgcc_eh-1.patch && \
-	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-localedef_segfault-1.patch && \
-	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-mawk_fix-1.patch
-#	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-alpha_ioperm_fix-1.patch && \
-#	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-RTLD_SINGLE_THREAD_P-1.patch && \
-#	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-sysdep_cancel-1.patch && \
-#	patch -Np1 -i $(PWD)/$(GLIBC_PATCHES_PATH)/glibc-2.6.1-hppa_nptl-1.patch
-	mkdir -p $(TOOLCHAIN_PATH)/$(GLIBC_VER)/build
-	cd $(TOOLCHAIN_PATH)/$(GLIBC_VER)/build && \
-	echo "libc_cv_forced_unwind=yes" > config.cache && \
-	echo "libc_cv_c_cleanup=yes" >> config.cache && \
-	echo "libc_cv_mips_tls=yes" >> config.cache && \
-	BUILD_CC=$(BUILD_CC) CC="mipsel-linux-gcc" \
-	AR="mipsel-linux-ar" RANLIB="mipsel-linux-ranlib" \
-	../configure --prefix=$(PWD)/$(INSTALL_PATH) --libexecdir=$(PWD)/$(INSTALL_PATH)/libexec/glibc \
-	--host=mipsel-linux --build=i686-pc-linux-gnu \
-	--disable-profile --enable-add-ons --with-tls --enable-kernel=2.6.0 \
-	--with-__thread --with-binutils=$(PWD)/$(INSTALL_PATH)/bin \
-	--with-headers=$(PWD)/$(TOOLCHAIN_PATH)/$(KERNEL_HEADERS_VER) \
-	--cache-file=config.cache && \
-	make CFLAGS=$(CFLAGS) && make install
-	cp $(GLIBC_PATCHES_PATH)/SUPPORTED $(TOOLCHAIN_PATH)/$(GLIBC_VER)/localedata/
-	cd $(TOOLCHAIN_PATH)/$(GLIBC_VER)/build && \
-	make localedata/install-locales
-	touch $@
-
 ### u-boot
 .PHONY: u-boot
 u-boot:
-	export PATH=/opt/mipseltools-gcc412-glibc261/bin:$PATH
+	git clone git://github.com/xiangfu/qi-u-boot.git u-boot
-	git clone git://github.com/xiangfu/pi-u-boot.git u-boot
 	cd u-boot && \
-	make pi_config && \
+	make qi_lb60_config && \
 	make
 
 ### kernel
 .PHONY: kernel
 kernel:
-	export PATH=/opt/mipseltools-gcc412-glibc261/bin:$PATH
+	git clone git://github.com/xiangfu/qi-kernel.git kernel
-	git clone git://github.com/xiangfu/pi-kernel.git kernel
 	cd kernel && \
 	make pi_defconfig && \
 	make uImage
@@ -157,13 +44,10 @@ kernel:
 ### flash-boot
 .PHONY: usbboot
 usbboot: stage1 stage2
-	mkdir -p $(FLASH_TOOL_BIN_PATH)
+	cd $(FLASH_TOOL_PATH)
-	cp $(FLASH_TOOL_PATH)/src/usbboot.cfg $(FLASH_TOOL_BIN_PATH)
-	cd $(FLASH_TOOL_PATH) && \
 	./autogen.sh && \
 	./configure && \
 	make
-	cp $(FLASH_TOOL_PATH)/src/usbboot $(FLASH_TOOL_BIN_PATH)
 
 stage1:
 	make CROSS_COMPILE=$(CROSS_COMPILE) -C $(STAGE1_PATH)
@@ -172,7 +56,7 @@ stage2:
 	make CROSS_COMPILE=$(CROSS_COMPILE) -C $(STAGE2_PATH)
 
 ### clean up
-distclean: clean clean-usbboot clean-toolchain
+distclean: clean clean-usbboot
 
 clean:
 
@@ -181,14 +65,6 @@ clean-usbboot:
 	make clean CROSS_COMPILE=$(CROSS_COMPILE) -C $(STAGE2_PATH)
 	make clean -C $(FLASH_TOOL_PATH)
 
-clean-toolchain: clean-glibc
-	rm -rf $(TOOLCHAIN_PATH)/$(BINUTILS_VER) binutils
-	rm -rf $(TOOLCHAIN_PATH)/$(GCC_VER) gcc
-	rm -rf $(INSTALL_PATH)
-
-clean-glibc:
-	rm -rf $(TOOLCHAIN_PATH)/$(GLIBC_VER) glibc
-
 help:
 	@make --print-data-base --question |	\
 	awk '/^[^.%][-A-Za-z0-9_]*:/		\

README

@@ -1,22 +1,28 @@
-=Cross toolchain=
+=serial console=
-you can get the cross toolchain at:
+  take off the cover of PCB, then you will send the "GND" and "TXD"
-  http://www.openmobilefree.net/other/file/mipseltools-gcc412-glibc261.tar.bz2
+  and th TP74 is the "RXD", you can get serial output from those pins 
-  ftp://ftp.ingenic.cn/3sw/01linux/00toolchain/mipseltools-gcc412-glibc261.tar.bz2
+  you need a TTL <-> RS232 converter. here[1] is the serial PIN in the board.
-  ftp://ftp.ingenic.cn/3sw/01linux/00toolchain/jz-crosstools-src.tar.bz2
 
-or you can build is from source:
+=toolchain=
-  make toolchain
+    $ git clone git://github.com/lindnermarek/openwrt-x-burst.git[2]
+    $ git checkout --track -b x-burst origin/x-burst
+    $ make menuconfig
+         (select 'XBurst JZ47x0 [2.6]' in Target System
+          for configure the u-boot in setp: 4)
+    $ make
+  we will get toolchain under /PATH/TO/openwrt-x-burst/staging_dir/
+  toolchain-mipsel_gcc-4.1.2_uClibc-0.9.30.1/usr/bin
 
-=Serial Console=
+=xburst-tools (reflash tools)=
-1. open the case
+     you can get source in git://github.com/xiangfu/xburst-tools.git[3]
 
-2. take off the cover of PCB
+=u-boot=
-   then you will send the "GND" and "TXD"
+    in openWRT menuconfig-->Target Images-->Build U-Boot bootloader -->
-   and th TP74 is the "RXD"
+    U-Boot target board (NEW) --> input 'qi_lb60'
-   you can get serial output from those pins 
+    here[4] is the u-boot github URL
 
-3. you need a "RS-232 <--> TTL" converter to 
+=kernel(2.6.24)=
-   get the correct output date
+    here[5] is the kernel GIT URL.
 
 =CPU Jz4740=
 Jz4740 is a multimedia application processor targeted at mobile devices 
@@ -26,18 +32,23 @@ high performance and a low power consumption solution for embedded devices.
 
 Boot up
 The Jz4740 can be set to boot from NOR or NAND.
-If booted from NAND, the CPU fetches the first page from NAND and uses the first 4 bytes on it to know how the NAND chip should be treated (16/8-bit bus, 2/3 row cycles).
+If booted from NAND, the CPU fetches the first page from NAND and uses the 
-After that it copies the first 8kB from NAND and copies it to the I-Cache for execution.
+first 4 bytes on it to know how the NAND chip should be treated (16/8-bit 
+bus, 2/3 row cycles). After that it copies the first 8kB from NAND and 
+copies it to the I-Cache for execution.
 
 Ingenic Media Extension Instruction Set
-According to the MXU User Guide, the XBurst processor supports additional instructions called the Ingenic Media Extension Instruction Set (they call it an SIMD instruction set).
+According to the MXU User Guide, the XBurst processor supports additional 
+instructions called the Ingenic Media Extension Instruction Set (they 
+call it an SIMD instruction set).
 
 Excerpt from the PDF:
-Processors (such as the Jz4740) have 60 extra SIMD commands used for the optimization of multimedia codecs such as MPEG4, H264, VC-1, RMVB, ... and other multimedia decoder algorithms that can be optimized using the MXU.
+Processors (such as the Jz4740) have 60 extra SIMD commands used for the 
+optimization of multimedia codecs such as MPEG4, H264, VC-1, RMVB, ... 
+and other multimedia decoder algorithms that can be optimized using the MXU.
 
 Image Processing Unit
 The Jz4740 also has an IPU which has the following features:
-
     * Video frame resize
     * Color space conversion: 420/444/422 YUV to RGB convert 
 
@@ -46,3 +57,19 @@ The Jz4740 also has an IPU which has the following features:
 2. edit the file under 'debian' folder (create by 'dh_make')
 3. run 'dpkg-buildpackage -rfakeroot' to create the deb package and source 
    package
+
+----
+[1] http://www.openmobilefree.net/?p=61
+[2] here is the web site
+http://github.com/lindnermarek/openwrt-x-burst/commits/x-burst
+     now we put the code in github.com
+[3] in folder 'usbboot', here is the tar package and Debian package.
+     http://cloud.github.com/downloads/xiangfu/xburst-tools/xburst-tools_0.0_200906.tar.gz
+     http://cloud.github.com/downloads/xiangfu/xburst-tools/xburst-tools_0.0_200906-1_i386.deb
+[4] http://github.com/xiangfu/qi-u-boot/tree
+     this git repos have two branch [master] [pi]
+     [master] is the v2009.06
+     [pi] is 1.1.6 old version.(will detele laster)
+[5] git://github.com/xiangfu/qi-kernel.git
+    only one master branch in kernel git. so you can just
+    'git clone' and 'make uImage' to get the kernel image

openwrt/Makefile

@@ -1,7 +0,0 @@
-
-OWRT_SVN_PATH = openwrt-trunk
-
-owrt_checkout:
-	svn co -r r15323 svn://svn.openwrt.org/openwrt/trunk $(OWRT_SVN_PATH)
-	cd $(OWRT_SVN_PATH) && patch -p0 < ../openwrt-jz47x0-r15323.diff	
-	touch $@