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+---
+title: "Grub 笔记"
+date: 2019-10-30T17:39:58+08:00
+lastmod: 2019-10-30T17:39:58+08:00
+tags: ["grub"]
+categories: ["OS"]
+---
+
+# 启动 archlinux 镜像 64位系统
+```
+menuentry "Archlinux-ISO-x86-64" --class iso {
+  set isofile=""
+  set partition=""
+  loopback loop (hd0,$partition)$isofile
+  linux (loop)/arch/boot/x86_64/vmlinuz archisolabel=ARCH_ISO_X86-64 img_dev=/dev/sda$partition img_loop=$isofile earlymodules=loop
+  initrd (loop)/arch/boot/x86_64/archiso.img
+}
+```
+
+# 启动 archlinux 镜像 32位系统
+```bash
+menuentry "Archlinux-ISO-i686" --class iso {
+  set isofile=""
+  set partition="2"
+  loopback loop (hd0,$partition)$isofile
+  linux (loop)/arch/boot/i686/vmlinuz archisolabel=ARCH_ISO_I686 img_dev=/dev/sda$partition img_loop=$isofile earlymodules=loop
+  initrd (loop)/arch/boot/i686/archiso.img
+}
+```
+
+# 启动 ubuntu 镜像
+```bash
+menuentry "ubuntu-ISO" {
+  set isofile=""
+  loopback loop (hd0,1)$isofile
+  linux (loop)/casper/vmlinuz.efi boot=casper iso-scan/filename=$isofile quiet noeject noprompt splash --
+  initrd (loop)/casper/initrd.lz
+}
+```
+
+# 启动安装在第一块硬盘第一个mbr分区的 win7 系统
+```bash
+menuentry "Microsoft Windows Vista/7/8/8.1/10 BIOS-MBR" {
+    insmod part_msdos
+    insmod ntfs
+    insmod search_fs_uuid
+    insmod ntldr
+    #"9AB0287EB028634D" 是 win7 系统分区的 uuid
+    search --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 9AB0287EB028634D
+    ntldr /bootmgr
+}
+```
+
+# 启动安装在第一块硬盘的第一个gpt分区的 Win10 EFI
+```bash
+menuentry "Microsoft Windows 10" {
+		insmod part_gpt
+		insmod fat
+		insmod search_fs_uuid
+		insmod chain
+        #"0007-C871" 是 win10 EFI 分区的 uuid
+		search --fs-uuid --set=root --hint-bios=hd0,gpt1 --hint-efi=hd0,gpt1 --hint-baremetal=ahci0,gpt1 0007-C871
+		chainloader /EFI/Microsoft/Boot/bootmgfw.efi
+}
+```
+
+# 关机
+```bash
+menuentry "System shutdown" {
+	echo "System shutting down..."
+	halt
+}
+```
+
+# 重启
+```bash
+menuentry "System restart" {
+	echo "System rebooting..."
+	reboot
+}
+```
+
+# UEFI 配置
+```bash
+menuentry "Firmware setup" {
+	fwsetup
+}
+```
+
+# 详细使用参考
+- [GRUB-ArchWiki](https://wiki.archlinux.org/index.php/GRUB)
+