On Mon, Sep 14, 2015 at 2:36 PM, Vyacheslav Gonakhchyan <[email protected]> wrote: > Hi, everyone! > > I have dual boot config Archlinux/Windows7 and latest packages. I am booted > into grub rescue mode. Or use command line. I want to tell Grub2 to load > Windows Boot Loader bootmgfw.efi. Basically grub2 refuses to do it with > error "invalid root device". > > Steps to reproduce: >> set root=(hd1,gpt7) >> chainloader /EFI/Microsoft/Boot/bootmgfw.efi > Screen is flashing with "invalid root device". >
Is your grub BIOS or EFI? What are values for grub_cpu and grub_platform? echo $grub_cpu $grub_platform > So grub2 finds bootmgfw.efi but cannot give it control. I tried every other > hd1,gpt combination to no avail. I also tried setting root to one device > and loading bootmgfw.efi from another device(hd1,gpt7). > It's strange because I can load this file from shell (shellx64.efi) within > UEFI BIOS without error. Any advice is appreciated. > > Regards, > Viacheslav > > _______________________________________________ > Help-grub mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/help-grub > _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
