From mboxrd@z Thu Jan 1 00:00:00 1970 From: wangkefeng.wang@huawei.com (Kefeng Wang) Date: Fri, 18 Mar 2016 15:08:58 +0800 Subject: Linux kernel 4.1 boot on arm64 stuck in cpu_do_idle In-Reply-To: References: Message-ID: <56EBA98A.90306@huawei.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 2016/3/18 14:26, Sakar Arora wrote: > Hi > > Trying to boot custom kernel 4.1 using UEFI bootloader. Using debugger it is seen the PC is in the cpu_do_idle function inside proc.S (the stack traces the call to rest_init() function) > > It seems that the init process is not getting scheduled. Can somebody suggest a debug strategy for this? 1) check the configuration of uart8250, like interrupt in dts. 2) check gic in uefi, I met similar situation ago, it leads to lost interrupt, due to the wrong configuration of gic. 3) time issue ? BRs, Kefeng > > Thanks > Sakar > > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > > . >