#!lua -- -- Copyright (C) 2009 Free Software Foundation, Inc. -- -- GRUB is free software: you can redistribute it and/or modify -- it under the terms of the GNU General Public License as published by -- the Free Software Foundation, either version 3 of the License, or -- (at your option) any later version. -- -- GRUB is distributed in the hope that it will be useful, -- but WITHOUT ANY WARRANTY; without even the implied warranty of -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -- GNU General Public License for more details. -- -- You should have received a copy of the GNU General Public License -- along with GRUB. If not, see . -- function enum_device (device, fs, uuid) local root local title local source local kernels = {} local kernelnames = {} local kernel_num = 0 local function enum_file (name) local version version = string.match (name, "vmlinuz%-(.*)") if (version == nil) then version = string.match (name, "linux%-(.*)") end if (version ~= nil) then table.insert (kernels, version) table.insert (kernelnames, name) kernel_num = kernel_num + 1 end end local function sort_kernel (first, second) local a1, a2, a3, a4, b1, b2, b3, b4 a1, a2, a3, a4 = string.match (first, "(%d+)%.?(%d*).?(%d*)%-?(%d*)") b1, b2, b3, b4 = string.match (second, "(%d+)%.?(%d*).?(%d*)%-?(%d*)") return (a1 > b1) or (a2 > b2) or (a3 > b3) or (a4 < b4); end local function freebsd_variants (title, header, footer) normal = "\nset FreeBSD.acpi_load=YES" .. "\nset FreeBSD.hint.acpi.0.disabled=0" noacpi = "\nunset FreeBSD.acpi_load" .. "\nset FreeBSD.hint.acpi.0.disabled=1" .. "\nset FreeBSD.loader.acpi_disabled_by_user=1" safe = "\nset FreeBSD.hint.apic.0.disabled=1" .. "\nset FreeBSD.hw.ata.ata_dma=0" .. "\nset FreeBSD.hw.ata.atapi_dma=0" .. "\nset FreeBSD.hw.ata.wc=0" .. "\nset FreeBSD.hw.eisa_slots=0" .. "\nset FreeBSD.hint.kbdmux.0.disabled=1" grub.add_menu (header .. normal .. footer, title) grub.add_menu (header .. " --single" .. normal .. footer, title .. " (single)") grub.add_menu (header .. " --verbose" .. normal .. footer, title .. " (verbose)") grub.add_menu (header .. " --verbose" .. noacpi .. footer, title .. " (without ACPI)") grub.add_menu (header .. " --verbose" .. noacpi .. safe .. footer, title .. " (safe mode)") end root = "(" .. device .. ")/" source = "set root=" .. device .. "\nchainloader +1" local drive_num = string.match (device, "hd(%d+)") if (drive_num ~= nil) and (drive_num ~= "0") then source = source .. "\ndrivemap -s hd0 hd" .. drive_num end title = nil if (grub.file_exist (root .. "bootmgr") and grub.file_exist (root .. "boot/bcd")) then title = "Windows Vista bootmgr" source = "set root=" .. device .. "\nchainloader +1" elseif (grub.file_exist (root .. "ntldr") and grub.file_exist (root .. "ntdetect.com") and grub.file_exist (root .. "boot.ini")) then title = "Windows NT/2000/XP loader" elseif (grub.file_exist (root .. "windows/win.com")) then title = "Windows 98/ME" elseif (grub.file_exist (root .. "io.sys") and grub.file_exist (root .. "command.com")) then title = "MS-DOS" elseif (grub.file_exist (root .. "kernel.sys")) then title = "FreeDOS" elseif ((fs == "ufs1" or fs == "ufs2") and grub.file_exist (root .. "boot/kernel/kernel") and grub.file_exist (root .. "boot/device.hints")) then header = "set root=" .. device .. "\nfreebsd /boot/kernel/kernel" footer = "\nset FreeBSD.vfs.root.mountfrom=ufs:ufsid/" .. uuid .. "\nfreebsd_loadenv /boot/device.hints" title = "FreeBSD (on " .. fs .. " ".. device .. ")" freebsd_variants (title, header, footer) return 0 elseif (fs == "zfs" and grub.file_exist (root .. "/@/boot/kernel/kernel") and grub.file_exist (root .. "/@/boot/device.hints")) then header = "set root=" .. device .. "\nfreebsd /@/boot/kernel/kernel" footer = "\nfreebsd_module_elf /@/boot/kernel/opensolaris.ko" .. "\nfreebsd_module_elf /@/boot/kernel/zfs.ko" .. "\nfreebsd_module /@/boot/zfs/zpool.cache type=/boot/zfs/zpool.cache" .. "\nprobe -l -s name $root" .. "\nset FreeBSD.vfs.root.mountfrom=zfs:$name" .. "\nfreebsd_loadenv /@/boot/device.hints" title = "FreeBSD (on " .. fs .. " ".. device .. ")" freebsd_variants (title, header, footer) return 0 elseif (fs == "hfsplus" and grub.file_exist (root .. "mach_kernel")) then source = "set root=" .. device .. "\ninsmod vbe" .. "\ndo_resume=0" .. "\nif [ /var/vm/sleepimage -nt10 / ]; then" .. "\n if xnu_resume /var/vm/sleepimage; then" .. "\n do_resume=1" .. "\n fi" .. "\nfi" .. "\nif [ $do_resume == 0 ]; then" .. "\n xnu_uuid " .. uuid .. " uuid" .. "\n if [ -f /Extra/DSDT.aml ]; then" .. "\n acpi -e /Extra/DSDT.aml" .. "\n fi" .. "\n xnu_kernel /mach_kernel boot-uuid=${uuid} rd=*uuid" .. "\n if [ /System/Library/Extensions.mkext -nt /System/Library/Extensions ]; then" .. "\n xnu_mkext /System/Library/Extensions.mkext" .. "\n else" .. "\n xnu_kextdir /System/Library/Extensions" .. "\n fi" .. "\n if [ -f /Extra/Extensions.mkext ]; then" .. "\n xnu_mkext /Extra/Extensions.mkext" .. "\n fi" .. "\n if [ -d /Extra/Extensions ]; then" .. "\n xnu_kextdir /Extra/Extensions" .. "\n fi" .. "\n if [ -f /Extra/devtree.txt ]; then" .. "\n xnu_devtree /Extra/devtree.txt" .. "\n fi" .. "\n if [ -f /Extra/splash.jpg ]; then" .. "\n insmod jpeg" .. "\n xnu_splash /Extra/splash.jpg" .. "\n fi" .. "\n if [ -f /Extra/splash.png ]; then" .. "\n insmod png" .. "\n xnu_splash /Extra/splash.png" .. "\n fi" .. "\n if [ -f /Extra/splash.tga ]; then" .. "\n insmod tga" .. "\n xnu_splash /Extra/splash.tga" .. "\n fi" .. "\nfi" title = "Mac OS X/Darwin" else grub.enum_file (enum_file, root .. "boot") if kernel_num ~= 0 then table.sort (kernels, sort_kernel) table.sort (kernelnames, sort_kernel) for i = 1, kernel_num do local initrd title = "Linux " .. kernels[i] source = "set root=" .. device .. "\nlinux /boot/" .. kernelnames[i] .. " root=UUID=" .. uuid .. " ro" if grub.file_exist (root .. "boot/initrd-" .. kernels[i] .. ".img") then initrd = "\ninitrd /boot/initrd-" .. kernels[i] .. ".img" elseif grub.file_exist (root .. "boot/initrd.img-" .. kernels[i]) then initrd = "\ninitrd /boot/initrd.img-" .. kernels[i] elseif grub.file_exist (root .. "boot/initrd-" .. kernels[i]) then initrd = "\ninitrd /boot/initrd-" .. kernels[i] else initrd = "" end grub.add_menu (source .. initrd, title) grub.add_menu (source .. " single" .. initrd, title .. " (single-user mode)") end return 0 end end if title == nil then local partition = string.match (device, ".*,(%d+)") if (partition ~= nil) and (tonumber (partition) > 4) then return 0 end title = "Other OS" end grub.add_menu (source, title) return 0 end grub.enum_device (enum_device)