On Tue, Mar 04, 2014 at 03:54:50PM +0000, Colin Watson wrote:
> On Tue, Mar 04, 2014 at 07:41:22AM -0800, Matt Kraai wrote:
> > When I try to install Debian on a Lemote Yeeloong, GRUB installation
> > fails with the following error message:
> >
> > > source_dir doesn't exist. Please specify --target or --directory
> >
> > grub-install uses the output of "uname -m" to determine what to set
> > target to. "uname -m" outputs mips64, so target is set to mips-arc,
> > but /usr/lib/grub/mips-arc does not exist. If I pass
> > "--target=mipsel-loongson", grub-install succeeds.
>
> Thanks. I think this is fixed in experimental with the grub-install
> rewrite in C, as it now uses #if defined (__MIPSEL__) - could you
> confirm?
It appears to have worked. When I upgraded to it, it output:
> Installing for mipsel-loongson platform.
> grub-install: warning: WARNING: no platform-specific install was performed.
> Installation finished. No error reported.
> If we need to fix this in 2.00, could you suggest a more accurate check
> that's about at the level of uname -m (i.e. no dpkg --print-architecture
> etc.)?
The output of "lscpu", from util-linux, contains either:
> Byte Order: Little Endian
or
> Byte Order: Big Endian
so how about the following patch?
Index: grub/util/grub-install.in
===================================================================
--- grub.orig/util/grub-install.in 2014-03-04 08:38:05.892401086 -0800
+++ grub/util/grub-install.in 2014-03-04 08:43:53.800673123 -0800
@@ -289,10 +289,12 @@
target="powerpc-ieee1275";;
x"sparc"*)
target="sparc64-ieee1275";;
- x"mips"*"el")
- target="mipsel-loongson";;
x"mips"*)
- target="mips-arc";;
+ if lscpu | grep -qx 'Byte Order: *Little Endian'; then
+ target="mipsel-loongson";;
+ else
+ target="mips-arc";;
+ fi
x"ia64"*)
target="ia64-efi";;
x"x86_64"* | x"amd64"*)
--
Matt
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