Not adding anything here but, this is something users ask everynow and then on different forums.
It would be awesome if the wiki contained a guide on how to set-up a dualboot, Windows/NetBSD and Linux/NetBSD. Including seting up rEFInd would be the icing on the cake. Happy new year. Den ons 29 dec. 2021 21:28Todd Gruhn <tgru...@gmail.com> skrev: > My system wa built a year ago. I boot NetBSD from one HD. > I boot Windoze from another HD. > It also allows me to boot either of 2 CD/DVDs. > > The 2 CDs come in handy when upgrading NetBSD. > > I can choose which device to boot when UEFI comes up. > > On Wed, Dec 29, 2021 at 6:19 PM Chavdar Ivanov <ci4...@gmail.com> wrote: > > > > I boot my netbsd-current system in uefi mode from the second disk by > selecting its .efi file; I lost my default rEFInd setup when I downgraded > the first disk from W11 to W10 and haven’t tried to recover it yet, it also > can be started by selecting its .efi file. I have never copied the system > kernel on the efi partition; there are three systems on the second disk > with their own efi partitions. This is on an HP envy 17 laptop, 5 years old. > > > > On Wed, 29 Dec 2021 at 17:19, Tobias Nygren <t...@netbsd.org> wrote: > >> > >> On Wed, 29 Dec 2021 17:05:08 +0000 (UTC) > >> Benny Siegert <bsieg...@gmail.com> wrote: > >> > >> > Hi! > >> > > >> > I re-installed Windows 10 on my machine, and it insisted on UEFI boot, > >> > which killed my previous dual-booting setup with GRUB and legacy boot. > >> > > >> > NetBSD is on the second NVMe drive, while the first one is all > Windows. > >> > > >> > After installing Windows, I manually installed rEFInd into the EFI > >> > partition. For NetBSD, I copied bootx64.efi to /EFI/NetBSD (so as not > to > >> > overwrite the existing /EFI/Boot/bootx64.efi, which I assume is from > >> > Windows). I also copied a GENERIC NetBSD-9.2 kernel to /netbsd.gz on > the > >> > EFI partition. > >> > > >> > After selecting NetBSD in rEFInd (which it auto-detects), I see the > >> > NetBSD/x86 EFI boot (x64) banner. It proceeds to load a kernel from > >> > "NAME=EFI system partition:netbsd.gz (howto 0x20000)". > >> > > >> > Unfortunately, after the initial loader line with the sizes, the boot > >> > seems to hang with no further output. > >> > > >> > Any ideas, hints or tips? > >> > >> I have a similar problem when I have a 4k sector NVMe drive installed. > >> I suspect in my case it is a Dell firmware bug but not sure. > >> It hangs for me when tearing down UEFI stuff before jumping to kernel. > >> > >> To rule out issues with the EFI system partition itself you could > >> install a /EFI/NetBSD/boot.cfg to instruct bootx64.efi to load the > >> kernel from hd1a:netbsd or whatever your FFS partition is named. > >> > >> -Tobias > > > > -- > > ---- >