From mboxrd@z Thu Jan 1 00:00:00 1970 From: tjzkzs Date: Sat, 27 Dec 2008 14:29:08 +0800 (CST) Subject: [U-Boot] no kernel console output ! In-Reply-To: References: Message-ID: <27566628.138081230359348124.JavaMail.coremail@bj163app80.163.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de I use at91sam9260ek board, forgot to mention this. last time I said: hi all, when i use u-boot 1.1.5 boot kernel 2.6.22, no kernel console output, development enviorment i use: cross_compiler: arm-2007-eldk.iso kernel: 2.6.22 patches: 2.6.22-at91.patch.gz & 2.6.22-at91-exp.patch.gz u-boot?u-boot-1.1.5 u-boot patch: u-boot-1.1.5_atmel_1.5.diff.bz2 i got u-boot and the kernel from www.linux4sam.org as well as all patches above. u-boot env: bootdelay=3 baudrate=115200 ethaddr=00:13:20:dc:8b:2b ipaddr=192.168.118.104 serverip=192.168.118.105 netmask=255.255.255.0 bootargs=mem=64M console=ttyS0 115200 root=/dev/mtdblock1 rootfstype=yaffs2 rw stdin=serial stdout=serial stderr=serial u-boot output: U-Boot> bootm 20100000 ## Booting image at 20100000 ... Image Name: Linux-2.6.22 Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 1394428 Bytes = 1.3 MB Load Address: 20008000 Entry Point: 20008000 Verifying Checksum ... OK OK Starting kernel ... Uncompressing Linux........................................................................................... done, booting the kernel. at here, no output anymore, a problem according to console initialization? the code from atmel and i have checked, no need to change, then about the kernel i use? should i change another kernel version ? any advise will be appreciated ! Best regards, Tony Zheng