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Wed, 3 May 2023 17:46:33 +0200 (CEST) Message-ID: <3fa42c8c-09bd-d0f0-401b-315b484f4bb0@xenosoft.de> Date: Wed, 3 May 2023 17:46:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.10.1 Subject: Re: [PASEMI NEMO] Boot issue with the PowerPC updates 6.4-1 Content-Language: de-DE To: Michael Ellerman , linuxppc-dev References: <301595ad-0edf-2113-b55f-f5b8051ed24c@xenosoft.de> <87ednz6q0i.fsf@mail.lhotse> From: Christian Zigotzky In-Reply-To: <87ednz6q0i.fsf@mail.lhotse> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Olof Johansson , Darren Stevens , "R.T.Dickinson" , Christian Zigotzky Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On 02 May 2023 at 11:28 am, Michael Ellerman wrote: > Christian Zigotzky writes: >> Hello, >> >> Our PASEMI Nemo board [1] doesn't boot with the PowerPC updates 6.4-1 [2]. >> >> The kernel hangs right after the booting Linux via __start() @ >> 0x0000000000000000 ... >> >> I was able to revert the PowerPC updates 6.4-1 [2] with the following >> command: git revert 70cc1b5307e8ee3076fdf2ecbeb89eb973aa0ff7 -m 1 >> >> After a re-compiling, the kernel boots without any problems without the >> PowerPC updates 6.4-1 [2]. >> >> Could you please explain me, what you have done in the boot area? > There's a few possibilities, but nothing obvious. > > To begin with can you please test the following commits? > > 77e69ee7ce07 > e4ab08be5b49 > eeac8ede1755 > > cheers git revert e4ab08be5b4902e5b350b0e1e1a3c25eb21d76d4 [master 0086e2cbbec0] Revert "powerpc/isa-bridge: Remove open coded "ranges" parsing"  1 file changed, 129 insertions(+), 37 deletions(-) After a recompiling it boots without any problems. e4ab08be5b49 -- powerpc/isa-bridge: Remove open coded "ranges" parsing is the bad commit. Thanks