set default="1" function load_video { insmod efi_gop insmod efi_uga insmod video_bochs insmod video_cirrus insmod all_video } load_video set gfxpayload=keep insmod gzio insmod part_gpt insmod ext2 set timeout=60 ### END /etc/grub.d/00_header ### search --no-floppy --set=root -l 'CentOS-8-4-2105-x86_64-dvd' ### BEGIN /etc/grub.d/10_linux ### menuentry 'Install CentOS Linux 8' --class fedora --class gnu-linux --class gnu --class os { linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-8-4-2105-x86_64-dvd quiet initrdefi /images/pxeboot/initrd.img } menuentry 'Test this media & install CentOS Linux 8' --class fedora --class gnu-linux --class gnu --class os { linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-8-4-2105-x86_64-dvd rd.live.check quiet initrdefi /images/pxeboot/initrd.img } submenu 'Troubleshooting -->' { menuentry 'Install CentOS Linux 8 in basic graphics mode' --class fedora --class gnu-linux --class gnu --class os { linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-8-4-2105-x86_64-dvd nomodeset quiet initrdefi /images/pxeboot/initrd.img } menuentry 'Rescue a CentOS Linux system' --class fedora --class gnu-linux --class gnu --class os { linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-8-4-2105-x86_64-dvd rescue quiet initrdefi /images/pxeboot/initrd.img } }