Re: New Grub2 verses Debian 9.5

[Pascal Hambourg]

Please don't top post.

Le 18/10/2018 à 03:15, Randy Goldenberg a écrit :
> Try:
>
> grub-install --force /dev/sdb

This may cause problems later, and won't work with all filesystems.
Before doing this as a last resort, please post the detailed partition 
table of the SD card displayed by fdisk. I suspect there is no space for 
the embedded core image. The full error messages from grub-install would 
be helpful.

> On Wednesday October 17, 2018, address@hidden wrote:
> > Hi Dale,
> >
> >  Here is what I see. I realize I 'should' have asked the version of 
> > grub-install being used on Debian 9.5 for its version number. Please 
> > let me know if you would like that.
> >
> > ------------------------------------------------------
> >
> > debian-9.5.0-amd64-netinst.iso    - Debian installed on SD card
> > super_grub2_disk_hybrid_2.02s9.iso - grub memory stick being used
> >
> > To start Debian 9.5 on SD that will not boot:
> >
> > Start grub memory stick version above.
> >
> > Grub finds HD2-MSDOS1 - vmlinuz 4.9.0-7-AMD64
> >
> > Highlight and boot. Takes a while and boots.
> >
> > Debian 9.5 login
> >
> > /proc/partitions
> >
> >    sda1 - Main hard drive - not being used - various partitions
> >    sdc1 - grub memory stick - various partitions
> >    sdb - SD with Debian 9.5
> >     sdb1 - 9.9GB - Debian 9.5 image
> >     sdb2 - small
> >     sdb3 5.45GB swap
> >
> > ------------------------
> >
> > grub-install of Debian 9.5 tries to install grub on /dev/sdb - fails
> >
> > address@hidden:~/Desktop# grub-install /dev/sdb
> > Installing for i386-pc platform.
> > grub-install: warning: Attempting to install GRUB to a disk with 
> > multiple partit
> > grub-install: warning: Embedding is not possible.  GRUB can only be 
> > installed in
> > grub-install: error: will not proceed with blocklists.
> > address@hidden:~/Desktop# grub-install /dev/sdb
> > Installing for i386-pc platform.
> > grub-install: warning: Attempting to install GRUB to a disk with 
> > multiple partit
> > grub-install: warning: Embedding is not possible.  GRUB can only be 
> > installed in
> > grub-install: error: will not proceed with blocklists.
> > address@hidden:~/Desktop#
> >
> > ---------------------------------------------------------------
> >
> > Just noticed some the text above was clipped :(.
> >
> > If I knew what was needed, I would just hexedit the MBR boot :) :). I 
> > bet it would 'just work' then.
> >
> > Thanks for your time and help.
> >
> > John Concord,NH
> >
> >
> > On Tue, 16 Oct 2018, Dale R. Worley wrote:
> >
> > > address@hidden writes:
> > > >    So far I have not been able to figure out how to tell 
> > > > grub-install to
> > > > put in the correct start address, etc. Grub-install fails with some
> > > > obscure message saying basically I will not do what you want. This is
> > > > apparently a new 'feature'.
> > >
> > > Of course, you need to tell us the command that you executed, and what
> > > grub-install said.  And also the contents of any files that grub-install
> > > is using as input.
> > >
> > > I do know these sorts of installations are tricky ... grub-install has
> > > to figure out how the BIOS will present the SD card to Grub when it
> > > first starts running, so it can tell Grub how to finish starting up the
> > > installation on the SD card.
> > >
> > > Dale
> > >
> > > _______________________________________________
> > > Help-grub mailing list
> > > address@hidden
> > > https://lists.gnu.org/mailman/listinfo/help-grub
> >
> > _______________________________________________
> > Help-grub mailing list
> > address@hidden
> > https://lists.gnu.org/mailman/listinfo/help-grub
>
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