From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <4B22939B.7060101@freescale.com> Date: Fri, 11 Dec 2009 12:46:51 -0600 From: Scott Wood MIME-Version: 1.0 To: Junita Ajith Subject: Re: dts file for MPC8343EA References: <7675847.584551260168085277.JavaMail.nabble@isper.nabble.com> <20091207180719.GB8914@loki.buserror.net> <72d214170912101634l1fab97fewc849a819f767415c@mail.gmail.com> In-Reply-To: <72d214170912101634l1fab97fewc849a819f767415c@mail.gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Cc: Linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Junita Ajith wrote: > Hi Scott: > > I am still stuck at Linux kernel booting in MPC8343EA based board. > > I have disabled "Ethernet, PCI, USB, dma engines " in the *.dts file and > also in the kernel config. > I am using MPC8349emitxgp.dts ; enabled MPC8349ITX support in kernel > config also. In fact, I tried building MPC8349emITX; MPC8349MDS also. > Same behaviour! > > With this, the kernel boots up (explicitly passing the DTB file and > cuImage NEVER worked) and hangs after > > I am using Linux-V-2.6.27.18 and using powerpc-e300c3-gnu toolchain - > gcc-4.1.69-eglibc-2.5.69-1 to build u-boot-1.3.2 & linux. > > With this, the kernel boots up (explicitly passing the DTB file and > cuImage NEVER worked) and hangs after printing > "Calibrating delay loop... 133.12 BogoMIPS (lpj=266240)" > > With a few debug printks looks like the kernel hangs in > "cpu_idle" in --main/init.c Try to find out what threads are blocked where. There may also have been a problem transitioning to the normal serial driver. Do you have an external debugger than can extract the log buffer? -Scott