From mboxrd@z Thu Jan 1 00:00:00 1970 To: "Demke, Torsten" Cc: "Linuxppc-Embedded (E-mail)" Subject: Re: problem with standard libc on 8xx From: Wolfgang Denk Mime-version: 1.0 Content-type: text/plain; charset=ISO-8859-1 In-reply-to: Your message of "Fri, 27 Feb 2004 09:55:12 +0100." <9CFB9DA5261CD611A29B00508B78904807F880ED@ex-deu-munich02.force.de> Date: Fri, 27 Feb 2004 10:43:24 +0100 Message-Id: <20040227094329.89EFCC0655@atlas.denx.de> Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: In message <9CFB9DA5261CD611A29B00508B78904807F880ED@ex-deu-munich02.force.de> you wrote: > > I created my own root-fs for a MPC8xx platform > using standard Debian packages (including libc). > When I start the system, the init scripts hangs ... > I guess that the Debian libc uses floating point - which Thi sis definitely one cause of the problem. Another one might be optimization for a incorrect cache line size (32 instead of 16 bytes). > is not available on MPC8xx - but I thougt the kernel would > emulate this calls (CONFIG_MATH_EMULATION=y). This has never been working reliably for any real-life code. And it's awfully slow. Also note that you CANNOT mix standard binaries (from Debian) and 8xx specific libraries (from ELDK) - this will crash as soon as an application attempts to use floating point. Best regards, Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd@denx.de Above all else -- sky. ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/