From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 15 Jul 2003 07:12:29 -0700 From: Matt Porter To: Steve Boorman Cc: linuxppc-embedded@lists.linuxppc.org Subject: Re: Hangup booting Linux on PPC440GP Message-ID: <20030715071229.A6208@home.com> References: <3F13FA14.16183.5C9485B@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <3F13FA14.16183.5C9485B@localhost>; from steveb@baydel.com on Tue, Jul 15, 2003 at 12:56:52PM +0100 Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: Please fix your mailer to set a lower linewrap value, it is difficult to compose a reply. On Tue, Jul 15, 2003 at 12:56:52PM +0100, Steve Boorman wrote: > 1) Using ebony_defconfig as the kernel config file should, I would have thought, set > CONFIG_MATH_EMULATION=y but it does not. It assumes that one is using an optimized userland for 4xx. This means that the expectation is that you have soft-float binaries. Most people are using ELDK or MVL. > 3) I expected the kernel to panic with some form of illegal > instruction trap if floating point instructions were being > attempted with no emulator code present. Good point. Maybe we should add in an illegal instruction warning on the no mathemu path in the 4xx program check exception. Regards, -- Matt Porter mporter@kernel.crashing.org ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/