From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.71) id 1Z9GHn-0005bI-6y for mharc-grub-devel@gnu.org; Sun, 28 Jun 2015 13:22:31 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44771) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z9GHl-0005b1-6H for grub-devel@gnu.org; Sun, 28 Jun 2015 13:22:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z9GHf-0004ur-HD for grub-devel@gnu.org; Sun, 28 Jun 2015 13:22:29 -0400 Received: from mail-la0-x231.google.com ([2a00:1450:4010:c03::231]:35961) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z9GHf-0004un-95 for grub-devel@gnu.org; Sun, 28 Jun 2015 13:22:23 -0400 Received: by lacny3 with SMTP id ny3so101687430lac.3 for ; Sun, 28 Jun 2015 10:22:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-type:content-transfer-encoding; bh=GYHqe4jbWB0pRpkvUH+tEMpAT4Fm58wq5xhW8pC1v2s=; b=H40M06rCeHXP5n/YLZ+U69gpCS8MHRDKh/aFtNLLUxixnKl5LAvxcFfwYX9MCW+EPF nUFLe4lWbhoyxUsMJ18KXfdvSF6qpxC4ExTvqmlkRsQ5kdJuHLq/vhqkkSreCYxTAiGr 5DstrioQQ0JMg02uknWm2ptPz5OlQ4YIQsL6mX6ksGSkK3pMF9A4xj5L1IJBk0a4ovpN KlSn0aVaaM6YvXia86gNM3KmHytbtEx6LHvLYJZBLwWCm8Zk6zG9RqBc/qLXeaH/NaoJ wY+r2QDArfeitOY3jVD2R5rDOe5DE5g3gn1m9GTU4E//NGklO6S1upCiB6E36IkXrrFB lU8A== X-Received: by 10.152.27.74 with SMTP id r10mr10697580lag.31.1435512142413; Sun, 28 Jun 2015 10:22:22 -0700 (PDT) Received: from opensuse.site (ppp91-76-14-38.pppoe.mtu-net.ru. [91.76.14.38]) by mx.google.com with ESMTPSA id c2sm10026380laa.43.2015.06.28.10.22.21 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 28 Jun 2015 10:22:21 -0700 (PDT) Date: Sun, 28 Jun 2015 20:22:21 +0300 From: Andrei Borzenkov To: danjde@msw.it Subject: Re: macosx (darwin) fail to boot from Grub2 Message-ID: <20150628202221.31a76b02@opensuse.site> In-Reply-To: <476fd913934dfcd834c06b8aa9f3046b@msw.it> References: <476fd913934dfcd834c06b8aa9f3046b@msw.it> X-Mailer: Claws Mail 3.11.0 (GTK+ 2.24.28; x86_64-suse-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a00:1450:4010:c03::231 Cc: grub-devel@gnu.org X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list Reply-To: The development of GNU GRUB List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 28 Jun 2015 17:22:30 -0000 =D0=92 Sun, 28 Jun 2015 11:45:49 +0200 danjde@msw.it =D0=BF=D0=B8=D1=88=D0=B5=D1=82: > Hi friends, > I've just installed successifully Ubuntu 14.04 on iMac 9.1 (Darwin). >=20 > The partitions are so suddivided: >=20 >=20 > |-EFI-FAT32-|---MAC-HFS+---|--/BOOT-EXT4--|----/ROOT-EXT4----|----/HOME-R= EISERFS-----|---SWAP---| >=20 >=20 > On sda is installed rEFIT. > Grub2 is installed on sda3 (/BOOT) >=20 > Linux boot correctly from Grub2, MAC not (only from rEFIT). Booting=20 > from Grub2 MAC, it does't found the system partition. >=20 >=20 > Here the Grub2 (macosx) entry: >=20 >=20 > menuentry 'Mac OS X (32 bit) (su /dev/sda2)' --class osx --class darwin=20 > --class os $menuentry_id_option 'osprober-xnu-32-86296317cf88a9f9' { This does not work on native EFI grub (i.e. when grub platform is x86_64-efi or i386-efi). You can use EFI chainloading to start Mac OS X bootloader instead of trying to load kernel directly. Somehing like To load OSX, use the following section in grub.cfg: menuentry "MacOSX" { # Search the root device for Mac OS X's loader. search --file --no-floppy --set=3Droot /usr/standalone/i386/boot.efi # chainload the loader, pass parameters like -v directly chainloader (${root})/usr/standalone/i386/boot.efi #-v } I think boot.efi is also present under some other path, I forgot. The above is from Ubuntu page.