Help needed with kexec on arm64

Harninder Rai harninder.rai at nxp.com
Thu May 19 06:53:56 PDT 2016


> 
> I don't know what you did here exactly, but I don't think that there is such
> a limitation.
Ok. Thanks for the confirmation
> 
> > kexec -p ./vmlinux --initrd=./ramdisk_ls1012_openwrt.cpio.gz --
> append='console=ttyS1,115200 root=/dev/mmcblk0p1
> earlycon=uart8250,mmio,0x21c0600ramdisk_size=0x2000000 default_hugepagesz=2m
> hugepagesz=2m hugepages=256 crashkernel=64M at 2240M memblock=debug'
> > Memory for crashkernel is not reserved
> 
> This message is a hint. You have got the same one before, right?
> Please check /proc/iomem and a dmesg log from the first kernel with
> memblock=debug.
I did check /proc/iomem and everything looks there. This is very strange since if I keep everything same and just move the rootfs from RAM based to SD based, I start getting this issue. 

Regards
Harry++



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