From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nobuhiro Iwamatsu Date: Tue, 10 Mar 2015 08:05:36 +0000 Subject: Re: Can't boot kernel v4.0-rc2 on Koelsch Message-Id: List-Id: References: <2263226.JPOqZgiCRj@avalon> In-Reply-To: <2263226.JPOqZgiCRj@avalon> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: linux-sh@vger.kernel.org Hi, all. This is user land issue. Hiep, if you have not changed ttySCX in inittab, you will need to change. Could you check your inittab? --- a/inittab 2015-03-10 15:01:58.986609389 +0900 +++ b/inittab 2015-03-10 15:00:32.132094877 +0900 @@ -28,7 +28,7 @@ l6:6:wait:/etc/init.d/rc 6 # Normally not reached, but fallthrough in case of emergency. z6:6:respawn:/sbin/sulogin -SC6:12345:respawn:/sbin/getty -L 38400 ttySC6 +SC0:12345:respawn:/sbin/getty -L 38400 ttySC0 # /sbin/getty invocations for the runlevels. # # The "id" field MUST be the same as the last Best regards, Nobuhiro 2015-03-10 8:49 GMT+09:00 Laurent Pinchart : > Hello Hiep-san, > > (CC'ing Geert) > > On Monday 09 March 2015 18:43:54 Cao Minh Hiep wrote: >> On 2015年03月09日 16:06, Laurent Pinchart wrote: >> > On Monday 09 March 2015 10:07:04 Cao Minh Hiep wrote: >> >> Hi Laurent-san >> >> >> >> I am Hiep from Jinzai Solution. >> >> I'm sorry to bother you again! >> > >> > No worries. >> > >> >> We are testing the linux ver v4.0-rc2 on Koelsch, We can not boot the >> >> kernel v4.0-rc2 on Koelsch, >> >> Then we found a patch has changed as below: >> >> "1f75cda ARM: shmobile: koelsch: Rename SCIF[01] serial ports to >> >> ttySC[01]" >> >> >> >> Please see it when you have time! >> > >> > Could you please detail your boot failure ? You might need to change your >> > /etc/inittab to adjust to the serial port new name, but apart from that >> > there shouldn't be any issue. I can boot my Koelsch board on 4.0-v2. >> >> Sure, I use the rootfs of Linaro-nano 2014.09 to test v4.0-rc2. >> When booting kernel with default config, bootlogs showed until these >> messages appearing. >> "init: auto-serial-console main process ended, respawning >> init: auto-serial-console main process ended, respawning >> init: auto-serial-console main process ended, respawning >> init: tty1 main process (1449) killed by TERM signal >> init: auto-serial-console respawning too fast, stopped" >> >> Then, my Koelsch board stoped here.(my Lager board is the same) >> (I attached the bootlogs_file) >> >> So, When I tried to add "console=ttySC0," into bootargs (at .dts file), >> i can boot my Koelsch board without any problems. >> And these are the same on Lager board. > > Thank you for the information. > > Geert, it looks like the console= kernel command line argument is used by > userspace to figure out the console device on which to spawn a terminal. What > would you think about adding it back ? > >> Thank you! >> Jinso/Hiep >> ====>> information: >> Actually, on v4.0-rc2, we have two patches related each other as below: >> 79e69d1 ARM: shmobile: koelsch dts:Drop console= bootargs parameter BAD. >> 1f75cda ARM: shmobile: koelsch: Rename SCIF01 serial ports to ttySC01 >> >> And for Lager: >> 569dd56 ARM: shmobile: lager dts: Drop console= bootargs parameter >> 78c11ec ARM: shmobile: lager: Rename SCIFA[01] serial ports to ttySC[01] >> >> There is only 79e69d1 patch on v3.19-rcX, I also had a problem with >> bootting Koelsch on v3.19-rcX >> (using linaro-nano 2014.09). But it was good on Yocto and >> linaro-nano-2013.02 > > -- > Regards, > > Laurent Pinchart > > -- > To unsubscribe from this list: send the line "unsubscribe linux-sh" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Nobuhiro Iwamatsu iwamatsu at {nigauri.org / debian.org} GPG ID: 40AD1FA6