libmali-xlnx_git.bb:do_fetch) failed with exit code '1'

libmali-xlnx_git.bb:do_fetch) failed with exit code '1'              petalinux2017.2   编译失败

WARNING: libical-2.0.0-r0 do_fetch: Failed to fetch URL https://github.com/libical/libical/releases/download/v2.0.0/libical-2.0.0.tar.gz, attempting MIRRORS if available

WARNING: glproto-1_1.4.17-r0 do_fetch: Failed to fetch URL http://xorg.freedesktop.org/releases/individual/proto/glproto-1.4.17.tar.bz2, attempting MIRRORS if available
WARNING: avahi-0.6.32-r0 do_fetch: Failed to fetch URL https://github.com/lathiat/avahi/releases/download/v0.6.32/avahi-0.6.32.tar.gz, attempting MIRRORS if available
WARNING: libmali-xlnx-r7p0-00rel0-r0 do_fetch: Failed to fetch URL git://gitenterprise.xilinx.com/Graphics/mali400-xlnx-userspace.git;protocol=https;branch=master, attempting MIRRORS if available
ERROR: libmali-xlnx-r7p0-00rel0-r0 do_fetch: Fetcher failure: Fetch command export DBUS_SESSION_BUS_ADDRESS="unix:abstract=/tmp/dbus-N9P87zqyO1"; export SSH_AUTH_SOCK="/run/user/1000/keyring/ssh"; export GIT_SSL_CAINFO="/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/buildtools/sysroots/x86_64-petalinux-linux/etc/ssl/certs/ca-certificates.crt"; export PATH="/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots-uninative/x86_64-linux/usr/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/layers/core/scripts:/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots/x86_64-linux/usr/bin/aarch64-xilinx-linux:/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots/plnx_aarch64/usr/bin/crossscripts:/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots/x86_64-linux/usr/sbin:/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots/x86_64-linux/usr/bin:/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots/x86_64-linux/sbin:/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/sysroots/x86_64-linux/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/layers/core/scripts:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/layers/core/bitbake/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/sysroots/x86_64-petalinux-linux/usr/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/buildtools/sysroots/x86_64-petalinux-linux/usr/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/usr/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/usr/sbin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/sbin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/usr/bin/../x86_64-petalinux-linux/bin:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/usr/bin/aarch64-xilinx-linux:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/usr/bin/aarch64-xilinx-linux-uclibc:/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/tmp/sysroots/x86_64-linux/usr/bin/aarch64-xilinx-linux-musl:/home/luhao/xilinx/petalinux/tools/common/petalinux/utils:/home/luhao/xilinx/petalinux/tools/linux-i386/petalinux/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/petalinux/bin/unexport:/home/luhao/xilinx/petalinux/tools/hsm/bin:/home/luhao/xilinx/petalinux/tools/webtalk/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/petalinux/bin:/home/luhao/xilinx/petalinux/tools/common/petalinux/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/gcc-arm-none-eabi-r5/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/microblaze-xilinx-elf/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/microblazeel-xilinx-linux-gnu/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/gcc-arm-none-eabi/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/gcc-arm-linux-gnueabi/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/aarch64-none-elf/bin:/home/luhao/xilinx/petalinux/tools/linux-i386/aarch64-linux-gnu/bin:/home/luhao/bin:/home/luhao/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin"; export HOME="/home/luhao"; LANG=C git -c core.fsyncobjectfiles=0 clone --bare --mirror https://gitenterprise.xilinx.com/Graphics/mali400-xlnx-userspace.git /home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/downloads/git2/gitenterprise.xilinx.com.Graphics.mali400-xlnx-userspace.git --progress failed with exit code 128, output:
Cloning into bare repository '/home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/downloads/git2/gitenterprise.xilinx.com.Graphics.mali400-xlnx-userspace.git'...
fatal: unable to access 'https://gitenterprise.xilinx.com/Graphics/mali400-xlnx-userspace.git/': Couldn't resolve host 'gitenterprise.xilinx.com'


ERROR: libmali-xlnx-r7p0-00rel0-r0 do_fetch: Fetcher failure for URL: 'git://gitenterprise.xilinx.com/Graphics/mali400-xlnx-userspace.git;protocol=https;branch=master'. Unable to fetch URL from any source.
ERROR: libmali-xlnx-r7p0-00rel0-r0 do_fetch: Function failed: base_do_fetch
ERROR: Logfile of failure stored in: /home/luhao/xilinx/peta_project/rdf0428-zcu106-vcu-trd-2017-1/apu/vcu_petalinux_bsp/build/tmp/work/aarch64-xilinx-linux/libmali-xlnx/r7p0-00rel0-r0/temp/log.do_fetch.37308

ERROR: Task (/home/luhao/xilinx/petalinux/components/yocto/source/aarch64/layers/meta-xilinx/recipes-graphics/libgles/libmali-xlnx_git.bb:do_fetch) failed with exit code '1'

目前libmali的源有问题，外部网络下载不到，只有xlx内部的vpn可以访问，所以用户可以设置本地文件编译，流程如下：

Setting sstate cache1) Extract the downloaded tar contents of sstate-cache at any location2) run petalinux-config         -> Yocto Settings             ->Local sstate feeds settings                  ->local sstate url                           (press Enter)3) Provide the path of sstate-cache from above           Ex: /<path>/aarch64/sstate-cache for ZynqMP projects               /<path>/arm/sstate-cache for Zynq projects               /<path>/mb-full/sstate-cache for MB AXI full projects                                                   4) Save the configurations to use the sstate-cacheSetting download mirrors1) Extract the downloaded tar contents of sstate-cache at any location2) run petalinux-config-> Yocto Settings> YOCTO SOURCE MIRROR URL(X) external path() external source mirrors url path (press Enter)3) Provide the path of sstate-cache from abovefile:///<path>/downloads for all projects4)Save the configurations to use the download mirrors5) Verify the changes in build/conf/plnxtool.conf6) petalinux-builbNote: For No Network case, please use both sstate-cache and downloads