Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-26 Thread wwp
Hello Kay, On Mon, 5 Feb 2018 16:27:19 +0100 Kay Diederichs wrote: > On 02/01/2018 12:15 PM, wwp wrote: > > Hello there, > > > > > > Dell XPS-15-9560 laptop (SSD drive, UEFI, secure boot off).. Windows 10 > > pre-installed, CentOS7 installed in a separate

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-06 Thread Kay Diederichs
On 02/05/2018 09:10 PM, Chris Murphy wrote: > On Mon, Feb 5, 2018 at 8:27 AM, Kay Diederichs > wrote: > >> grub-install /dev/nvme0n1 > > > Running this on computers with UEFI firmware is not good advice, it's > an obsolete command. People should use the prebaked

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-05 Thread Chris Murphy
On Mon, Feb 5, 2018 at 8:27 AM, Kay Diederichs wrote: > grub-install /dev/nvme0n1 Running this on computers with UEFI firmware is not good advice, it's an obsolete command. People should use the prebaked grubx64.efi binary that comes in the grub2-efi package,

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-05 Thread Kay Diederichs
On 02/01/2018 12:15 PM, wwp wrote: > Hello there, > > > Dell XPS-15-9560 laptop (SSD drive, UEFI, secure boot off).. Windows 10 > pre-installed, CentOS7 installed in a separate partition and running > for months w/o issue. Don't know what happened but at reboot yesterday > (not even booted in

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it) [SOLVED]

2018-02-03 Thread wwp
Hello Chris, On Thu, 1 Feb 2018 13:25:14 -0700 Chris Murphy wrote: > On Thu, Feb 1, 2018 at 10:13 AM, wwp wrote: > > Hello Chris, > > > > > > On Thu, 01 Feb 2018 17:00:03 + Chris Murphy > > wrote: > > > >> You can to

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-01 Thread Chris Murphy
On Thu, Feb 1, 2018 at 10:13 AM, wwp wrote: > Hello Chris, > > > On Thu, 01 Feb 2018 17:00:03 + Chris Murphy > wrote: > >> You can to use efibootmgr for this. NVRAM boot entry is what changed, not >> the contents of the EFI System partition. >> >>

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-01 Thread wwp
> I don't know what 0001 and 0002 refer to exactly (there's only one SSD > drive in this laptop). *and 0003*, sorry for the typo. Regards, -- wwp pgpWM3bWQ2NHH.pgp Description: OpenPGP digital signature ___ CentOS mailing list CentOS@centos.org

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-01 Thread wwp
Hello Chris, On Thu, 01 Feb 2018 17:00:03 + Chris Murphy wrote: > You can to use efibootmgr for this. NVRAM boot entry is what changed, not > the contents of the EFI System partition. > > efibootmgr -v > > Will list all entries and Boot Order. You need to use

Re: [CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-01 Thread Chris Murphy
You can to use efibootmgr for this. NVRAM boot entry is what changed, not the contents of the EFI System partition. efibootmgr -v Will list all entries and Boot Order. You need to use --bootorder to make sure the CentOS entry is first. Chris Murphy

[CentOS] Re-enable grub boot in UEFI (Windows took over it)

2018-02-01 Thread wwp
Hello there, Dell XPS-15-9560 laptop (SSD drive, UEFI, secure boot off).. Windows 10 pre-installed, CentOS7 installed in a separate partition and running for months w/o issue. Don't know what happened but at reboot yesterday (not even booted in Windows, just rebooted), grub has disappeared,