On Sat, Apr 12, 2014 at 08:16:46AM -0400, Tom H wrote: > On Sat, Apr 12, 2014 at 6:45 AM, Facu Curti <facu.cu...@gmail.com> wrote: > > > > Hi all. First at all i apologize if my english is not enough. > > When I installed gentoo, I do that with UEFI, and gpt partitions. But > > right now, I tried to install XEN, and this not works with EFI. I cant > > wait until somebody fix this problem, So i'm thinking to change "EFI" to > > "BIOS" boot. > > > > So, I deleted the efi (/boot/efi) partition, edited make.conf, and deleted > > /etc/default/grub. > > > > After that, I made a new partition with bios_grub > > flag. As explained in [1]. And reinstalled grub2 (with new flags). > > But I can't boot. Anyway, I can boot from a live cd without > > efi, so the problem is not in bios. > > Did you enable BIOS compatibility mode in the firmware? > > Different firmwares have different names for this but a common one is > CSM (compatibility support module). >
yes. It is enabled. And I can boot from a liveCD without EFI support (tails). So the problem should be on grub I think. > > > I can't find the problem. ¿Some ideas? > > > > parted -l /dev/sdb: > > > > Model: ATA KINGSTON SV300S3 (scsi) > > Disk /dev/sdb: 120GB > > Sector size (logical/physical): 512B/512B > > Partition Table: gpt > > Disk Flags: > > > > Numero Inicio Fin Tamaño Sistema de ficheros Nombre Banderas > > 1 1049kB 11,5MB 10,5MB bios_grub > > 2 58,7MB 24,8GB 24,7GB ext4 rootfs arranque > > 3 24,8GB 28,8GB 3999MB linux-swap(v1) swap > > 4 28,8GB 120GB 91,2GB ext4 home > > > > I made install with: > > grub2-install --target=i386-pc --recheck --debug /dev/sdb > > grub2-mkconfig /boot/grub/grub.cfg > > It's "grub2-mkconfig -o /boot/grub/grub.cfg". > Yes. It was a typing mistake on email. But I ran the command correctly. I attach my grub.cfg Thank you for help!
# # DO NOT EDIT THIS FILE # # It is automatically generated by grub2-mkconfig using templates # from /etc/grub.d and settings from /etc/default/grub # ### BEGIN /etc/grub.d/00_header ### if [ -s $prefix/grubenv ]; then load_env fi if [ "${next_entry}" ] ; then set default="${next_entry}" set next_entry= save_env next_entry set boot_once=true else set default="0" fi if [ x"${feature_menuentry_id}" = xy ]; then menuentry_id_option="--id" else menuentry_id_option="" fi export menuentry_id_option if [ "${prev_saved_entry}" ]; then set saved_entry="${prev_saved_entry}" save_env saved_entry set prev_saved_entry= save_env prev_saved_entry set boot_once=true fi function savedefault { if [ -z "${boot_once}" ]; then saved_entry="${chosen}" save_env saved_entry fi } function load_video { if [ x$feature_all_video_module = xy ]; then insmod all_video else insmod efi_gop insmod efi_uga insmod ieee1275_fb insmod vbe insmod vga insmod video_bochs insmod video_cirrus fi } if [ x$feature_default_font_path = xy ] ; then font=unicode else insmod part_gpt insmod ext2 set root='hd1,gpt2' if [ x$feature_platform_search_hint = xy ]; then search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 f453f88d-a359-4e0d-8586-e0c2600c3b2d else search --no-floppy --fs-uuid --set=root f453f88d-a359-4e0d-8586-e0c2600c3b2d fi font="/usr/share/grub/unicode.pf2" fi if loadfont $font ; then set gfxmode=auto load_video insmod gfxterm set locale_dir=$prefix/locale set lang=en_US insmod gettext fi terminal_output gfxterm if sleep --interruptible 0 ; then set timeout=10 fi ### END /etc/grub.d/00_header ### ### BEGIN /etc/grub.d/10_linux ### menuentry 'Gentoo GNU/Linux' --class gentoo --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-f453f88d-a359-4e0d-8586-e0c2600c3b2d' { load_video insmod gzio insmod part_gpt insmod ext2 set root='hd1,gpt2' if [ x$feature_platform_search_hint = xy ]; then search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 f453f88d-a359-4e0d-8586-e0c2600c3b2d else search --no-floppy --fs-uuid --set=root f453f88d-a359-4e0d-8586-e0c2600c3b2d fi echo 'Loading Linux 3.12.13-gentoo ...' linux /boot/kernel-3.12.13-gentoo root=/dev/sdb2 ro } submenu 'Advanced options for Gentoo GNU/Linux' $menuentry_id_option 'gnulinux-advanced-f453f88d-a359-4e0d-8586-e0c2600c3b2d' { menuentry 'Gentoo GNU/Linux, with Linux 3.12.13-gentoo' --class gentoo --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.12.13-gentoo-advanced-f453f88d-a359-4e0d-8586-e0c2600c3b2d' { load_video insmod gzio insmod part_gpt insmod ext2 set root='hd1,gpt2' if [ x$feature_platform_search_hint = xy ]; then search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 f453f88d-a359-4e0d-8586-e0c2600c3b2d else search --no-floppy --fs-uuid --set=root f453f88d-a359-4e0d-8586-e0c2600c3b2d fi echo 'Loading Linux 3.12.13-gentoo ...' linux /boot/kernel-3.12.13-gentoo root=/dev/sdb2 ro } menuentry 'Gentoo GNU/Linux, with Linux 3.12.13-gentoo (recovery mode)' --class gentoo --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.12.13-gentoo-recovery-f453f88d-a359-4e0d-8586-e0c2600c3b2d' { load_video insmod gzio insmod part_gpt insmod ext2 set root='hd1,gpt2' if [ x$feature_platform_search_hint = xy ]; then search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 f453f88d-a359-4e0d-8586-e0c2600c3b2d else search --no-floppy --fs-uuid --set=root f453f88d-a359-4e0d-8586-e0c2600c3b2d fi echo 'Loading Linux 3.12.13-gentoo ...' linux /boot/kernel-3.12.13-gentoo root=/dev/sdb2 ro single } } ### END /etc/grub.d/10_linux ### ### BEGIN /etc/grub.d/20_linux_xen ### ### END /etc/grub.d/20_linux_xen ### ### BEGIN /etc/grub.d/30_os-prober ### ### END /etc/grub.d/30_os-prober ### ### BEGIN /etc/grub.d/40_custom ### # This file provides an easy way to add custom menu entries. Simply type the # menu entries you want to add after this comment. Be careful not to change # the 'exec tail' line above. ### END /etc/grub.d/40_custom ### ### BEGIN /etc/grub.d/41_custom ### if [ -f ${config_directory}/custom.cfg ]; then source ${config_directory}/custom.cfg elif [ -z "${config_directory}" -a -f $prefix/custom.cfg ]; then source $prefix/custom.cfg; fi ### END /etc/grub.d/41_custom ###