diff --git a/BOOTLOADER.md b/BOOTLOADER.md index d24672e..9cc8bec 100644 --- a/BOOTLOADER.md +++ b/BOOTLOADER.md @@ -21,107 +21,133 @@ Supported filesystems by bootloaders, they will boot the OS only if the "_/boot_ * If on UEFI use __elilo__ and change names to "_/etc/elilo.conf_" instead of "_/etc/lilo.conf_" and "_elilo_" instead of "_lilo_" in commands. `nano /etc/lilo.conf` * Inserting "_password=\_" inside an OS stanza will protect with a password that OS, but inserting "_password=\_" just before the stanzas and outside any of them will protect with a password the bootloader itself (notice the space inside stanzas) -`boot = /dev/sda` -`image = /boot/vmlinuz` -` Label = ` -` root = /dev/sda` -`other = /dev/sda` -` table = /dev/sda` -` Label = FreeDOS` -`other = /dev/sda` -` table = /dev/sda` -` Label = Windows7` +``` +boot = /dev/sda +image = /boot/vmlinuz + Label = + root = /dev/sda +other = /dev/sda + table = /dev/sda + Label = FreeDOS +other = /dev/sda + table = /dev/sda + Label = Windows7 +``` * Set boot entry -`lilo -A /dev/sda 1` -`lilo` +``` +lilo -A /dev/sda 1 +lilo +``` * Prevent anyone but root of reading the config file (in case you used a password) `chmod 600 /etc/lilo.conf` ## SYSLINUX * If on BIOS make directory and copy files accordingly -`mkdir -p /boot/syslinux` -`cp /usr/lib/syslinux/bios/*.c32 /boot/syslinux/` +``` +mkdir -p /boot/syslinux +cp /usr/lib/syslinux/bios/*.c32 /boot/syslinux/ +``` * If on UEFI make directory and copy files accordingly -`mkdir -p /boot/efi/EFI/syslinux` -`cp -r /usr/lib/syslinux/efi64/* /boot/efi/EFI/syslinux/` +``` +mkdir -p /boot/efi/EFI/syslinux +cp -r /usr/lib/syslinux/efi64/* /boot/efi/EFI/syslinux/ +``` * If on BIOS set boot entry -`umount /dev/sda1` -`syslinux --directory syslinux --install /dev/sda1` -`mount /dev/sda1 /boot` +``` +umount /dev/sda1 +syslinux --directory syslinux --install /dev/sda1 +mount /dev/sda1 /boot +``` * If on UEFI set boot entry using "_efibootmgr_" -`umount /dev/sda1` -`efibootmgr -c -d /dev/sda -p 1 -l /boot/efi/EFI/syslinux/syslinux.efi -L Syslinux` -`mount /dev/sda1 /boot/efi` +``` +umount /dev/sda1 +efibootmgr -c -d /dev/sda -p 1 -l /boot/efi/EFI/syslinux/syslinux.efi -L Syslinux +mount /dev/sda1 /boot/efi +``` * Edit "_/boot/syslinux/syslinux.cfg_" if on BIOS or "_/boot/efi/EFI/syslinux/syslinux.cfg_" if on UEFI * "_splash.png_" is the splash screen image located in "_/boot/syslinux/_" if on BIOS or "_/boot/efi/EFI/syslinux/_" if on UEFI -`PROMPT 1` -`TIMEOUT 50` -`MENU BACKGROUND splash.png` -`DEFAULT ` -`LABEL ` -` MENU LABEL ` -` LINUX /boot/vmlinuz` -` INITRD /boot/initramfs.img` -`LABEL FreeDOS` -` MENU LABEL FreeDOS` -` KERNEL chain.c32` -` APPEND sda ` -`LABEL Windows7` -` MENU LABEL Windows7` -` KERNEL chain.c32` -` APPEND sda ` +``` +PROMPT 1 +TIMEOUT 50 +MENU BACKGROUND splash.png +DEFAULT +LABEL + MENU LABEL + LINUX /boot/vmlinuz + INITRD /boot/initramfs.img +LABEL FreeDOS + MENU LABEL FreeDOS + KERNEL chain.c32 + APPEND sda +LABEL Windows7 + MENU LABEL Windows7 + KERNEL chain.c32 + APPEND sda +``` ## GRUB Legacy * If on BIOS set boot entry (boot partition must be mounted) -`mount /dev/sda1 /boot` -`grub-install /dev/sda` +``` +mount /dev/sda1 /boot +grub-install /dev/sda +``` * If on UEFI set boot entry (boot partition must be mounted) -`mount /dev/sda1 /boot/efi` -grub-install /boot/efi` +``` +mount /dev/sda1 /boot/efi +grub-install /boot/efi +``` * Edit configuration file "_/boot/grub/menu.lst_" -`default=0` -`timeout=10` -`splashimage=(hd0,0)/grub/splash.xpm.gz` -`#hiddenmenu` -`title ()` -` root (hd0,)` -` kernel /vmlinuz- ro root=/dev/sda5 rhgb quiet` -` initrd /initramfs-.img` -`title ()` -` root (hd0,)` -` kernel /vmlinuz- ro root=/dev/sda5 rhgb quiet` -` initrd /initramfs-.img` -`title FreeDOS` -` root (hd0,)` -` kernel /memdisk` -` initrd (hd0,)/fdboot.img` -`title Windows 7` -` root (hd0,)` -` chainloader /EFI/Microsoft/Boot/bootmgfw.efi` +``` +default=0 +timeout=10 +splashimage=(hd0,0)/grub/splash.xpm.gz +#hiddenmenu +title () + root (hd0,) + kernel /vmlinuz- ro root=/dev/sda5 rhgb quiet + initrd /initramfs-.img +title () + root (hd0,) + kernel /vmlinuz- ro root=/dev/sda5 rhgb quiet + initrd /initramfs-.img +title FreeDOS + root (hd0,) + kernel /memdisk + initrd (hd0,)/fdboot.img +title Windows 7 + root (hd0,) + chainloader /EFI/Microsoft/Boot/bootmgfw.efi +``` ## GRUB 2 * If on BIOS set boot entry (boot partition must be mounted) -`mount /dev/sda1 /boot` -`grub-install /dev/sda` +``` +mount /dev/sda1 /boot +grub-install /dev/sda +``` * If on UEFI set boot entry (boot partition must be mounted) -`mount /dev/sda1 /boot/efi` -`grub-install /boot/efi` +``` +mount /dev/sda1 /boot/efi +grub-install /boot/efi +``` * If Grub does not detect your OS run "_os-prober_" followed by "_update-grub_" * Or add the OS manually to the Grub config file "_/etc/grub.d/40_custom_" -`menuentry "FreeDOS" {` -`set root='(hd0,msdos2)'` -`linux16 /memdisk` -`initrd16 /fdboot.img` -`chainloader +1` -`}` -`menuentry "Windows 7" {` -`insmod part_msdos` -`insmod ntfs` -`insmod search_fs_uuid` -`insmod ntldr` -`search --fs-uuid --no-floppy --set=root 3482FBC382FB879E` -`chainloader +1` -`ntldr /bootmgr` -`}` +``` +menuentry "FreeDOS" { +set root='(hd0,msdos2)' +linux16 /memdisk +initrd16 /fdboot.img +chainloader +1 +} +menuentry "Windows 7" { +insmod part_msdos +insmod ntfs +insmod search_fs_uuid +insmod ntldr +search --fs-uuid --no-floppy --set=root 3482FBC382FB879E +chainloader +1 +ntldr /bootmgr +} +``` * Update config file `grub-mkconfig -o /boot/grub/grub.cfg`