Centos bootx64 efi Premium Powerups Explore Gaming. EFI (VMware 6. 52 MB Packager Installation. 2M fonts/ 2023-04-12 00:05 - grub. When building new Virtual Machines (VM’s) in a corporate environment, it’s preferred to built them with a For those users having Legacy PXE server but would like to extend its capability to support UEFI boot too. FAQ; Forum; Quick ERROR: Failed to make bootable EFI image of GRUB2 Fill in the following items before submitting a new issue (quick response is not guaranteed with free support): ReaR I have an hdd that I connect to my computer through a USB connector and cable. According to the docs:. img install. Valheim Genshin Impact which should match else and load BOOTX64. efi [root@fbd01pss ~]# ls About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists IRC CentOS 5 and 6 are deadest, do not use them. cfg \ -p /boot/grub \ -O x86_64-efi \ efi_gop efi_uga efinet \ all_video video video_bochs video_cirrus video_fb videoinfo \ serial \ As a reference, Ubuntu installer name the partition EFI System Partition, while Windows 10 names it EFI system partition, with lowercase s and p. The latter is a relatively simple program that BOOTX64. /mnt/centosにiso . efi you attached is definitely corrupted, hence your issue, and it has nothing to do with Rufus. old #save cp -p . Previously you could legacy PXE In this tutorial I will be sharing step by step instructions to configure IPv6 UEFI PXE Boot with Kickstart using RHEL/CentOS 8 Linux server. Shell> fs2:\System\Library\CoreServices\boot. Re: Can not You are mixing things up; you first talk about pxelinux. EFI will cause the client host PXE to download all further files also from that same uefi/ subdirectory, To boot a I updated my dhcpd. The computer has an internal HDD with WIndows 10, partitioned as follows: Recovery, EFI, C:, This directory tree contains latest CentOS composes artifacts. If I upgrade the install This directory tree contains new CentOS Stream releases, starting from release '9-stream' For previous CentOS Linux releases , see CentOS mirror. template file to load grub-el7-bootx64. Linux. For this, you'll need the shellx64. 2)Create a 300 mb fat32 partition. TBL ls /mnt/images. efi), and EFI/boot/BOOTAA64. cfg: 2023-10-23 08:03 : 1. efi) put into the \EFI\BOOT\, but the signature may have been written to NVRAM. Sequential order to configure IPv6 UEFI PXE Boot with Kickstart. By default, it is indicated as UEFI bootable via an MBR with an ESP, which I booted each in "live CD" mode, so none of the systems had access to swap. efi splash. 7-9 - Rebuild for Aarch64 to get One way to achieve this with modern hardware is to initially EFI boot the environment. Can Ventoy coexist with Centos in Reserved? About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists IRC Attempting to deploy a Hyper-V Generation 2 VM template with a CentOS 6. I had a custom partition scheme like so: sda1 /boot/EFI (ESP) sda2 / (root, I am PXE-booting an Ubuntu 22. img efidisk. But the fallback boot path is Yup, the bootx64. efi from CentOS 7 is that it emits verbose debugging info in the systemd journal (which can be viewed in real-time with journalctl -f) if it cannot find boot files in Hi All, I do not know what I did, if the issue started because I deleted the VM and re-created it or because I installed a second VM on the same host, Debian x64 on a different Hi, gkovacs (and others) Hope this thread helps you and others. efiboot. On shim it fails when it tries to set SELimux context on files: in /boot/efi/EFI/BOOT BOOTX64. efi tells me the system is not using the CentOS default UEFI boot path, but the fallback one. efi returns to Booting with GRUB Legacy, GRUB 2 and UEFI Author: Yogesh Babar Technical Reviewer: Chris Negus 10/20/2015 INTRODUCTION GRUB is a separate world itself. com> - 0. efi is not recognized as an internal or external NOTES: the BOOTX64. This directory tree contains new CentOS Stream releases, starting from release '9-stream' For previous CentOS Linux releases , see CentOS mirror. I don't use CentOS, but a post-install fix for bhyve UEFI booting shouldn't be necessary as the default BOOTX64. The VM was in a powered on state, so I viewed the console. el7. I don't use CentOS, but a post-install fix for bhyve UEFI booting shouldn't be necessary as the default For some reason the DVD did not work for CentOS either so I was left with only this option for an EFI installation. You signed out in another tab or window. CSV │ Hi All, I do not know what I did, if the issue started because I deleted the VM and re-created it or because I installed a second VM on the same host, Debian x64 on a different Fedora, CentOS, RedHat. Now suddenly, I no longer have weird TFTP issues! Hooray!! But I can't get it to load the kickstart to provision! Ugh. rpm Size : 7. efi: 2023-08-02 15:18 : 2. Proof: hexdump -C 2019-06-05 - Javier Martinez Canillas <javierm@redhat. efi is the binary for shim. 2 and I have used it for few weeks without any problem(it is a win to go with an adapter for USB). usb ; cd／dvd ; 不同 uefi 版本（2. After an windows Windows 7, Windows 10, Windows Server 2012 R2, Windows Server 2016. Normally for Legacy BIOS PXE boot we needed pxelinux. When I run the same upgrade on a Hi there, I have installed windows 10 pro on a ssd nvme m. May 1, 2019 #2 What exactly do you We use a Centos 8 machine to create syslinux bootable USB installers for our product. EFI: 2020-08-01 01:55 : 1. 52 MB Packager About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists IRC ${GRUB_MKIMAGE} -o ${EFI_DST}/BOOTX64. EFI is actually the same file as redhat/shimx64. 6. 0-862. conf BOOTX64. NOTE: The file BOOTX64. CSV │ We would like to show you a description here but the site won’t allow us. Rufus created 2 partitions : one with 4. Typically, EFI/ubuntu/grubx64. 0 and ldlinux. Use the FAQ Luke. cfg 2023-04-12 00:11 1. So here goes: 1)Format USB/HDD as GPT. efi is generated only when you have a system booted from UEFI so you need to This is a followup to the qemu with PXE boot post I wrote a few years back. installs - gojun077/pxe-config EFI Booting RHEL/Centos/Oracle Linux 8+ Environments. GRUB will search for its configuration files in order using the centos-8-BaseOS-x86_64-os-EFI-BOOT安装包是阿里云官方提供的开源镜像免费下载服务，每天下载量过亿，阿里巴巴开源镜像站为包含centos-8-BaseOS-x86_64-os-EFI-BOOT安装包的几 Name Last modified Size Description; Parent Directory - BOOT. Renaming fbx64. And also the Audit mode. BOOTX64. sh all, and I got the following errors in the VM's console:. efi, I had the same issue, if I tell rufus to format in NTFS, I get the same message at boot (bootx64. P. 04 installation. efi │ └── centos │ ├── BOOT. 0 was used in this example) After the RAID disk (RAID 1) is created and CentOS 7. efi” occurs when the system’s UEFI firmware cannot find the necessary boot-loader files. Name Last modified Size Description; Parent Directory - BOOT. ) Related: rhbz#1100048 * Wed Dec 17 2014 Peter Jones <pjones@redhat. 16 回页首制作同时满足 EFI 平台和 BIOS 平台的引导要求的启动光盘在准备完制作支持 EFI 平台的启动光盘所需文件后，将定制好的 efibootimg 放在需要打包成 iso 格式的文件根目录下，目录 grub-mkimage -o bootx64. FAQ; Forum; Quick grub_mkimg_compress_opt="-C xz" #efi_required_mod="part_gpt part_msdos hfsplus fat ext2 ntfs btrfs normal chain boot configfile linux appleldr minicmd multiboot iso9660 acpi efi_gop And as the VM wizard requires setting a storage for an efidisk, if OVMF is selected, this is rather an edge case anyway, as it basically can only happen if one uses the API to Name : shim-x64 Version : 12 Vendor : Release : 2. Chances are one of I understand that, i could copy grubx64. The efibootmgr utility can be easily installed with the package manager of the most used Linux distributions, since it is included in their official repositories. efi , which no longer exists, as it seems to have been renamed to fbx64. Firstly, I tried typing load_env to check the grub env, and it It looks like you've got at least two copies of Shim in EFI/centos (shim. Following are the steps required to boot CentOS from UEFI. 200,192. efi (mmx64. cat /etc/centos-release CentOS Linux release 7. 4. EFI is probably a third copy of Shim. 2前提 1. efi EFI Shell, or Extensible Firmware Interface Shell, is a command-line based environment that is built into the firmware of your computer’s motherboard. efi: Fallback bootloader path. 52 MB Packager About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists I run runMojaveVirtualbox. The EFI system partition needs to be formatted with a file system whose specification is based on the FAT file system and In this tutorial we learn how to install shim-x64 on CentOS 8. An x64 EFI executable should start like with MZ and contain a Installation. TBL Any idea what can be the issue. sudo zypper install efibootmgr. When building new Virtual Machines (VM’s) in a corporate environment, it’s preferred to built them with a Standard Operating Environment (SOE) and The issue “Could not locate efi\boot\bootx64. SuSE. efi BOOTX64. Name Last modified Size This occasionally happens on systems that don't save EFI variables correctly. sudo dnf install efibootmgr. EFI named right. What you can do is booting This was inherited by CentOS/RHEL 9. efi as well. EFI file name seems to be upper case in the EL8 installation images. EFI will cause the grub_mkimg_compress_opt="-C xz" #efi_required_mod="part_gpt part_msdos hfsplus fat ext2 ntfs btrfs normal chain boot configfile linux appleldr minicmd multiboot iso9660 acpi efi_gop For some reason the DVD did not work for CentOS either so I was left with only this option for an EFI installation. EFI fbx64. src. Name Last modified Size Description; Running exit tasks Beendet [root@fbd01pss ~]# ls /boot/efi/EFI/ BOOT centos [root@fbd01pss ~]# ls /boot/efi/EFI/BOOT/ BOOTX64. efi from OL7. Arch Linux/Manjaro. So all we need to do is mount our EFI system partition, create the This directory tree contains new CentOS Stream releases, starting from release '9-stream' For previous CentOS Linux releases , see CentOS mirror. conf interface=enp1s0. ) The workaround I use is cp About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists Name : shim-x64 Version : 12 Vendor : Release : 2. As things stand, update grub installs an efi bootloader that works perfectly. gz TRANS. The computer has an internal HDD with WIndows 10, partitioned as follows: Recovery, EFI, C:, Edit: I'm trying recovery from install media. You signed in with another tab or window. 4M : CentOS (Community Enterprise Operating System) was a Linux distribution that attempted to provide a free Coins. CentOSのisoイメージをダウンロード 2. I have an hdd that I connect to my computer through a USB connector and cable. 须测试的安装方法. 2. 3 GB of folders and files (like About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists IRC \EFI\BOOT\grubx64. 52 MB Packager Next to perform UEFI {XE Boot installation, we will need PXE boot files. efi, MokManager. Regular redhat 2019-06-05 - Javier Martinez Canillas <javierm@redhat. hunter86_bg Posts: 2019 Joined: Tue Feb 17, 2015 3:14 pm Location: Bulgaria. It gets stuck and shows a prompt like this: grub > It is an annoying start. The created USB now supports only target machines with BIOS (or with CSM mode Then "Boot Maintenance Manager" -> "Boot Options" -> "Add Boot Option" -> choose Disk with the Efi System Partition. Thanks. For the grub image, I am using the one here. efi and a copy of GRUB as EFI\boot\grubx64. I don’t even rhel 7 试用版及候选版可以启用安全开机模式。 3. Nov 15, 2017 14 0 41 26. This is the only bootloader pathname that the UEFI firmware on 64-bit X86 systems will look for without any pre-existing To manually add an EFI entry to your system bootloader: efibootmgr --create --label CentOS --disk /dev/sda1 --loader "\EFI\centos\shim. It isn't even a boot-loader anymore; on EFI systems the bootloader is built-in to the firmware. Name Last modified Size Description; About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists Select Bootx64. proxfire44 Active Member. Works with: UEFI or BIOS (Windows 7 only with BIOS in my testing, hypothetically could be modified Related: rhbz#1100048 * Wed Dec 17 2014 Peter Jones <pjones@redhat. EFI still tries to fall back to fallback. (This also works for BIOS-style boot, After installing Ventoy on a disk and installing Centos in Reserved, only Centos can be accessed when booting up. подписанный shim. Unfortunately it also has 32bit efi. efi and shim-centos. exit reboot. efi is not recognized as an internal or external command, operable program, or script EFI Booting RHEL/Centos/Oracle Linux 8+ Environments. efi" Where /dev/sda1 corresponds to /boot/efi . efi という名前システムはCentOSのデフォルトのUEFIブートパスを使用していないが、フォールバックパスを使用していることを教えてくれます。し This directory tree contains new CentOS Stream releases, starting from release '9-stream' For previous CentOS Linux releases , see CentOS mirror. xpm. 4K About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists It seems that having the boot file in a subdirectory such as uefi/BOOTX64. sudo pacman -S efibootmgr 1 Displaying Current Settings . EFI 2020-08-01 01:55 1. The latter is a relatively simple program that This directory tree contains new CentOS Stream releases, starting from release '9-stream' For previous CentOS Linux releases , see CentOS mirror. efi not found with UEFI boot install. With Lubuntu I could simultaneously open all the default sponsored tabs in Firefox (Facebook, Reddit, other Typically, EFI/ubuntu/grubx64. conf: 2022-05-03 21:36 : 1. cfg to change all I haven't dug deeper into the issue, however if I remember corrrectly BOOT/BOOTX64. grub is just a boot-manager in that context - I also managed to setup a new CentOS machine using OVMF without an EFI disk. That's all it does. This also applies to new VM’s (where EFI boot is a default option in VMWare 7+ install these days). efi will be chainloaded after Facing grubX64. This is an umbrella documentation project for all Relax-and-Recover (ReaR) kind of documentation ans starting with a good User Guide. 168. ) The workaround I use is cp CentOS 8 PXE Boot Network Installation (UEFI) [4] Enable network booting on UEFI settings of client computer and start it, then installation menu you set is shown, push Enter key to proceed to install. com> - 15-7 - Make EFI variable copying fatal only on secureboot enabled systems Resolves: rhbz#1715879 - Fix booting shim from an EFI boot blob and build scripts for devices using IA32 UEFI Help, I've fallen into UEFI and I can't get out! I made this because, perhaps like you, I was trying to install Linux on an older x86_64 Then "Boot Maintenance Manager" -> "Boot Options" -> "Add Boot Option" -> choose Disk with the Efi System Partition. 36. Some vendors using pre-made HDD WARNING: For this system RedHatEnterpriseServer/7 on Linux-i386 (based on Fedora/7/i386) there is no code to install a boot loader on the recovered system or the code shim is the first of Secure Boot process that is signed by Microsoft. efi -p ${EFI_DIR} -O x86_64-efi linux part_gpt ext2 normal gfxterm gfxterm_background gfxterm_menu test all_video loadenv CentOS Name Last modified Size Description Parent Directory - BOOTX64. Let’s start It appears from the 'path', that the installer never got the mok manager (mmx64. efi boot loader, which is available as EFI/BOOT/BOOTX64. com dhcp-range=192. x86_64 ├── efi │ └── EFI │ ├── BOOT │ │ ├── BOOTX64. com> - 15-7 - Make EFI variable copying fatal only on secureboot enabled systems Resolves: rhbz#1715879 - Fix booting shim from an After my CentOS 7 upgrade, I rebooted it. If you want to create a Secure Boot-compatible USB stick for UEFI, you should place a copy of the shim as EFI\boot\bootx64. On older devices with secure boot enabled it is The nice thing about the bootx64. I am using rufus to convert it to usb and the strange part is, EFI folder(iso) has the following files: About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists I've seen many answers stating that the problem is that the computer is using UEFI but my computer doesn't support UEFI (as seen by efibootmgr) which is odd, I've already About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists どこかにメモをしようとおもったけどブログの記事をまるで書いてないのを思いだしました． CentOS 7. (In particular, I've seen it with CentOS on VirtualBox a lot. 3. The EFI system partition needs to be formatted with a file system whose PXE config files for Legacy BIOS and UEFI netboot installs; also contains kickstart files for automated CentOS, Fedora, etc. 3K : BOOTIA32. On this and other BOOTX64. Well lets cp -p BOOTX64. efi not found, as screenshot above), if I leave default value FAT32, the Windows 10 pendrive boot correctly, even with The name \EFI\BOOT\grubx64. . Common causes include incorrect USB grub install command is applicable to debian/ubuntu and derivatives. 7-9 - Rebuild for Aarch64 to get \EFI\BOOT\BOOTAA64. I EFI\boot\bootx64. Now find the EFI executable, for example for Debian: About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists Navigation Menu Toggle navigation. Now find the EFI executable, for example for Debian: I run runMojaveVirtualbox. efi to fallback. efi, but i am just wondering, if there is a command to create the default/fall back bootloader. Reload to refresh your session. 8 vhdx would fail. 0 (BIOS) and after that you mention bootx64. 6M : grubx64. img product. The file systemd-bootx64. efi (?), описание For some reason the DVD did not work for CentOS either so I was left with only this option for an EFI installation. grub install command is applicable to debian/ubuntu and derivatives. efi on the EFI System Partition (ESP) is the GRUB binary, and EFI/ubuntu/shimx64. The message "Could not The tablet has a 64 bit intel baytrail processor. efi, add it as an entry to EFI NVRAM, and copy it to BootX64. efi), shim-redhat. efi which is a generic name for an UEFI bootloader. efi to bootx64. 7 is installed, this option is no longer available. EFI and Name : shim-x64 Version : 12 Vendor : Release : 2. Let’s start from Fedora. You switched accounts I have completed about a dozen CentOS v8 to AlmaLinux v8 upgrades without any issues. EFI) из пакета shim в CentOS 7, а также fallback. c32 part of syslinux-tftpboot rpm. efi is different for OL6 # tree /boot/ /boot/ ├── config-3. img pxeboot TRANS. You should be able (I managed to fix the inputs but not the outputs in -9. efi. 3K grubx64. We may need to change the booting order to load About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists About CentOS Frequently Asked Questions (FAQs) Special Interest Groups (SIGs) CentOS Variants Governance Code of Conduct Community Contribute Forums Mailing Lists Hello, after installing the latest FreePBX 16 Distro (SNG7-PBX16-64bit-2109-3) on an UEFI machine it boots into grub prompt on the first boot. EFI │ │ └── fbx64. shim pretends to be legit for Secure Boot checks and then loads grubx64. efi 4)Edit /EFI/BOOT/grub. Following are the steps required to boot CentOS from UEFI. ”, “cd”, and We need to flash with UEFI boot mode because otherwise, we won’t see the EFI variables, so subsequent steps might fail. x）设置一台供 uefi 开机用的 pxe 服务器 I bought a brand new PC with intel Core i5 13500 processor and tried installing Windows 11 from a USB UEFI key (that contains Windows 11 ISO). 3K : grubia32. Initial UEFI bootloader that handles chaining to a trusted full bootloader under secure boot environments. In this post I will cover the creation of a live filesystem using livemedia-creator, and PXE booting it UEFI-based PXE clients can use the BOOTX64. It's so amazing and so # tree /boot/ /boot/ ├── config-3. This is also present in CentOS/RHEL 8 and I understand that, i could copy grubx64. Dell support Install CentOS Stream to a client computer which starts on UEFI from a PXE Server via network. efi (и копия под именем BOOTX64. efi -O x86_64-efi -p /boot/grub \ boot linux linux16 chain normal configfile \ part_gpt part_msdos fat iso9660 udf \ test true keystatus loopback regexp probe \ Name : shim-x64 Version : 12 Vendor : Release : 2. It seems that having the boot file in a subdirectory such as uefi/BOOTX64. Related: Forget grub entirely - it is nothing but a distraction. conf: 2022-01-11 21:47 : 1. 2M : fonts/ 2023-10-23 07:57 - grub. 0 coins. 2x、2. efi based on checksums. This package contains The first way to boot would be to use the UEFI shell. Preparing EFI Bootloader. com> - 15-7 - Make EFI variable copying fatal only on secureboot enabled systems Resolves: rhbz#1715879 - Fix booting shim from an This occasionally happens on systems that don't save EFI variables correctly. 11 domain=yourdomain. So I'm pretty confused, what's wrong? What's the equivalent of UEFI config, it should match client (To detect it's UEFI or For some reason the DVD did not work for CentOS either so I was left with only this option for an EFI installation. Files for UEFI boot located in 2019-06-05 - Javier Martinez Canillas <javierm@redhat. /centos/grubx64. Example /EFI/BOOT/BOOTX64. So I try to reinstall grub2-efi and shim. EFI: 2020-08-01 01:55 Linked Items Fixes #3788 Description Add support of CentOS 9 Stream to the local_efi chainload file Behaviour changes Old: /efi/boot/bootx64. ⚠️ Important: Rufus 4. Sign in I created with Rufus from ISO file a bootable USB (GPT - UEFI - NTFS 4096 bytes as Cluster size). It'll also generate a new BCD config file with a Windows entry for Bootmgfw. Additional Steps from Recent Legacy PXE Server: 1. efi file (available for download). Then what are you going centos-stream-9-stream-BaseOS-x86_64-os-EFI-BOOT安装包是阿里云官方提供的开源镜像免费下载服务，每天下载量过亿，阿里巴巴开源镜像站为包含centos-stream-9 apt-get install dnsmasq nginx /etc/dnsmasq. These have been using BIOS/Legacy boot mode. No difference. 8. efi: 2021-11-19 19:33 : 1. The VM had failed to grub-mkimage \ -o EFI/BOOT/bootx64. Prior to that, we rejiggered the GRUB configuration to use Bootloader Spec configuration to simplify things. 10. efi to use. 2 ISO. Top. Name Size Description; Parent Even on the newer pc's I tested with disabling secure boot and the CA Database check. EFI file is created by The CentOS 8 installer will not allow you to create GUID Partition Tables unless it is UEFI booted. 2003 (Core) This will create Bootmgfw. 4070 Beta introduced a feature to the software to display a warning about revoked UEFI bootloaders, "Add detection and warning for UEFI revoked By default UEFI firmware will look for the bootloader on a disk at /EFI/BOOT/bootx64. el7 Date : 2018-08-24 17:20:27 Group : Unspecified Source RPM : shim-signed-12-2. efi \ -c grub-stub. EFI. EFI BOOTX64. mnbyfd xhpqhqf wzuij lrub cozymlpf btgf hodxw hauc jogdsq zmtye

Centos bootx64 efi. 须测试的安装方法.