Messages in this thread | ![/](/images/icornerl.gif) | | From | "Povolotsky, Alexander" <> | Subject | Linux 2.6.10-rc3 Log Buffer question - booting without console . .. | Date | Sun, 30 Jan 2005 10:18:44 -0500 |
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> Hi, > My kernel command line is: > console=ttyCPM0,115200 panic=3 root=/dev/ram debug log_buf_len=128 KB > Also I have: > CONFIG_LOG_BUF_SHIFT=16 > and > CONFIG_DEBUG_KERNEL=y (the drivers info part only) > in .config > Also I have commented out the console_init() call to prevent serial driver > from hanging (this is my CPM problem, which I can not solve so far ) > - this allows booting to continue ... > > In my Log Buf I see (after the board soft reboots by itself in a while) I > see first my debug printk-s from __init start_kernel() (main.c): > .... > after acpi_early_init > <<<<<=== this is my last debug printk from __init start_kernel() (main.c) > <6>checking if image is initramfs...it isn't (no cpio magic);looks like an > initrd. > <4>Freeing initrd memory: 1202k freed. > <7>DEV: registering device: ID = 'platform'. > <7>bus type 'platform' registered. > ..... > Then log buffer lists many more registered devices > ..... > showing at the end : > > <6>HDLC support module revision 1.17. > <6>elevator: using anticipatory as default io scheduler. > <5>physmap flash device: 4000000 at 8000000 > ............... > ................. > And nothing more - I do not see there in the log buffer: > > RAMDISK: Compressed image found at block 0 > > neither I see in the log buffer any indication of OOPS or kernel panic ... > > > but the board clearly reboots ! > > Werner - could you kindly tell me why Log Buffer looks incomplete and why > I do not see what caused the reboot there.? > > Any suggestions how to make Log Buffer complete ? > > Thanks, > Best Regards, > Alex - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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