Linux启动配置文档(grub.conf)详解

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# /boot/grub/grub.conf 此文件若不存在,则默认进入命令行模式

default=0                                                     #默认启动项(第一项)
timeout=5                                                    #默认等待时间(s)
splashimage=(hd0,0)/grub/splash.xpm.gz       #引导菜单图片所在路径[(hd0,0)]=(主硬盘,第0分区)
hiddenmenu
title Fedora Core (2.6.11-1.1369_FC4)
    root (hd0,0)   kernel /vmlinuz-2.6.11-1.1369_FC4 ro root=/dev/VolGroup00/LogVol00 rhgb quiet
#Linux内核所在路径[kernel /vmlinuz-2.6.11-1.1369_FC4],([ro]=readonly),([rhgb]=redhat graphical boot),终端分辨率([vga]=0x???)
    initrd /initrd-2.6.11-1.1369_FC4.img            #初始化LinuxImage[initrd-2.6.11-1.1369_FC4.img]并设置相应参数

grub vga table

bit | 640*400 |    640*480    |    800*600    |    1024*768    |    1600*1200|
----------------------------------------------------------------------------
4   |    None    |   None         |   0x302       |   None       |   None          |
----------------------------------------------------------------------------
8   |   0x300    |   0x301        |    0x303      |    0x307    | 0x31c       |
----------------------------------------------------------------------------
16 |    None    |    0x311        |    0x314        |    0x31A     |    0x31E        |
----------------------------------------------------------------------------
24 |    None    |    0x312        |    0x315        |    0x31B      |    0x31E        |