求grub直接引导deepin live系统iso文件配置

#grub 1.0
### 按需取用
# root (hdx,x)改动为自已的硬盘
#title Install ubuntukylin-18.04
#root (hd0,2)
#kernel (hd0,2)/os/vmlinuz boot=casper iso-scan/filename=/os/ubuntukylin-18.04-enhanced-amd64.iso ro quiet splash locale=zh_CN.UTF-8
#initrd (hd0,2)/os/initrd.lz
#title Install ubuntu-18.04
#root (hd0,2)
#kernel (hd0,2)/os/vmlinuz boot=casper iso-scan/filename=/os/ubuntu-18.04-desktop-amd64.iso ro quiet splash locale=zh_CN.UTF-8
#initrd (hd0,2)/os/initrd.lz
#title Centos 7 1804 Live
#root (hd1,0)
#kernel (hd1,0)/vmlinuz linux repo=hd:/dev/sdb1:/
#initrd (hd1,0)/initrd.img
#title CentOS-7-LiveGNOME
#root (hd1,0)
#kernel /isolinux/vmlinuz0 root=live:CDLABEL=os rootfstype=auto ro rd.live.image quiet rhgb rd.luks=0 rd.md=0 rd.dm=0
#initrd /isolinux/initrd0.img
#title deepin-live-system-2.0
#root (hd1,0)
#kernel (hd1,0)/deepin-live/live/vmlinuz boot=live union=overlay live-config findiso=/deepin-live/deepin-live-system-2.0-amd64.iso locales=zh_CN.UTF-8 quiet splash nomodeset
#initrd (hd1,0)/deepin-live/live/initrd.img
#
#title Deepin-15.10
#root (hd1,0)
#kernel (hd1,0)/deepin-15.10/LIVE/VMLINUZ boot=live union=overlay live-config findiso=/deepin-15.10/deepin-15.10-amd64.iso locales=zh_CN.UTF-8 quiet splash nomodeset
#initrd (hd1,0)/deepin-15.10/LIVE/INITRD.LZ
#
#title Install ubuntukylin-19.04
#root (hd1,0)
#kernel (hd1,0)/ubuntukylin-19.04/vmlinuz boot=casper iso-scan/filename=/ubuntukylin-19.04/ubuntukylin-19.04-enhanced-amd64.iso ro quiet splash locale=zh_CN.UTF-8
#initrd (hd1,0)/ubuntukylin-19.04/initrd
#
#title Install lubuntu-19.04
#root (hd1,0)
#kernel (hd1,0)/lubuntu-19.04/vmlinuz boot=casper iso-scan/filename=/lubuntu-19.04/lubuntu-19.04-desktop-amd64.iso ro quiet splash locale=zh_CN.UTF-8
#initrd (hd1,0)/lubuntu-19.04/initrd
#
#title Install ubuntu-19.04
#root (hd1,0)
#kernel (hd1,0)/ubuntu-19.04/vmlinuz boot=casper iso-scan/filename=/ubuntu-19.04/ubuntu-19.04-desktop-amd64.iso ro quiet splash locale=zh_CN.UTF-8
#initrd (hd1,0)/ubuntu-19.04/initrd
#title Install xubuntu-18.04
#root (hd1,2)
#kernel (hd1,2)/xubuntu-18.04/vmlinuz boot=casper iso-scan/filename=/xubuntu-18.04/xubuntu-18.04-desktop-amd64.iso ro quiet splash locale=zh_CN.UTF-8
#initrd (hd1,2)/xubuntu-18.04/initrd.lz
#
#title install manjaro
#root (hd1,2)
#kernel (hd1,2)/manjaro-18.04/VMLINUZ_X86_64 misolabel=M1804 boot=casper iso-scan/filename=/manjaro-18.04/manjaro-xfce-18.0.4-stable-x86_64.iso locale=zh_CN.UTF-8
#initrd (hd1,2)/manjaro-18.04/INITRAMFS_X86_64.IMG
#
#
#title MX-linux_x64
#root (hd2,0)
#kernel (hd2,0)/antiX/vmlinuz from=hd bdev=sda1
#initrd (hd2,0)/antiX/initrd.gz
#title install manjaro 18.1.5
#root (hd2,0)
#kernel (hd2,0)/manjaro/vmlinuz-x86_64 misolabel=MJRO1815 boot=casper iso-scan/filename=/manjaro/manjaro-xfce-18.1.5-191229-linux54.iso locale=en_US.UTF-8
#initrd (hd2,0)/manjaro/initramfs-x86_64.img
#
title MX Linux 19.1
root (hd1,0)
kernel /antiX/vmlinuz blab=TF32 bdir=antiX
initrd /antiX/initrd.gz

除了设置loop参数，其他参数仿照iso里面的grub.cfg