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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id f20sm4727482wmh.22.2019.05.29.02.41.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 29 May 2019 02:41:17 -0700 (PDT) From: Loys Ollivier To: Karsten Merker Cc: Paul Walmsley , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: Testing the recent RISC-V DT patchsets In-Reply-To: <20190528153542.jfkkwycyc3vu6hld@excalibur.cnev.de> References: <86o93mpqbx.fsf@baylibre.com> <20190528153542.jfkkwycyc3vu6hld@excalibur.cnev.de> Date: Wed, 29 May 2019 11:41:11 +0200 Message-ID: <86zhn54myw.fsf@baylibre.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue 28 May 2019 at 17:35, Karsten Merker wrote: > On Tue, May 28, 2019 at 05:10:42PM +0200, Loys Ollivier wrote: >> On Tue 28 May 2019 at 01:32, Paul Walmsley wr= ote: >>=20 >> > An update for those testing RISC-V patches: here's a new branch of=20 >> > riscv-pk/bbl that doesn't try to read or modify the DT data at all, wh= ich=20 >> > should be useful until U-Boot settles down. > [...] >> > Here is an Linux kernel branch with updated DT data that can be booted= =20 >> > with the above bootloader: >> > >> > https://github.com/sifive/riscv-linux/tree/dev/paulw/dts-v5.2-rc1-e= xperimental >> > >> > A sample boot log follows, using a 'defconfig' build from that branch.= =20=20 >>=20 >> Thanks Paul, I can confirm that it works. >>=20 >> Something is still unclear to myself. >> Using FSBL + riscv-pk/bbl the linux kernel + device tree boots. >> Neither FSBL nor riscv-pk/bbl are modifying the DT. >>=20 >> Using FSBL + OpenSBI + U-Boot the same kernel + device tree hangs on >> running /init. >>=20 >> Would you have any pointer on what riscv-pk does that OpenSBI/U-boot doe= sn't ? >> Or maybe it is the other way around - OpenSBI/U-boot does something that >> extra that should not happen. > > Hello, > > I don't know which version of OpenSBI you are using, but there is > a problem with the combination of kernel 5.2-rc1 and OpenSBI > versions before commit > > https://github.com/riscv/opensbi/commit/4e2cd478208531c47343290f15b577d= 40c82649c > > that can result in a hang on executing init, so in case you > should be using an older OpenSBI build that might be the source > of the problem that you are experiencing. > Hello Karsten, That was it ! This fixes the issue I had on init execution. Good catch, thanks a lot for the help ! Regards, Loys > Regards, > Karsten > --=20 > Ich widerspreche hiermit ausdr=C3=BCcklich der Nutzung sowie der > Weitergabe meiner personenbezogenen Daten f=C3=BCr Zwecke der Werbung > sowie der Markt- oder Meinungsforschung. 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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id f20sm4727482wmh.22.2019.05.29.02.41.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 29 May 2019 02:41:17 -0700 (PDT) From: Loys Ollivier To: Karsten Merker Subject: Re: Testing the recent RISC-V DT patchsets In-Reply-To: <20190528153542.jfkkwycyc3vu6hld@excalibur.cnev.de> References: <86o93mpqbx.fsf@baylibre.com> <20190528153542.jfkkwycyc3vu6hld@excalibur.cnev.de> Date: Wed, 29 May 2019 11:41:11 +0200 Message-ID: <86zhn54myw.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190529_024124_314853_A97C5B8D X-CRM114-Status: GOOD ( 15.52 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Paul Walmsley Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org T24gVHVlIDI4IE1heSAyMDE5IGF0IDE3OjM1LCBLYXJzdGVuIE1lcmtlciA8bWVya2VyQGRlYmlh bi5vcmc+IHdyb3RlOgoKPiBPbiBUdWUsIE1heSAyOCwgMjAxOSBhdCAwNToxMDo0MlBNICswMjAw LCBMb3lzIE9sbGl2aWVyIHdyb3RlOgo+PiBPbiBUdWUgMjggTWF5IDIwMTkgYXQgMDE6MzIsIFBh dWwgV2FsbXNsZXkgPHBhdWwud2FsbXNsZXlAc2lmaXZlLmNvbT4gd3JvdGU6Cj4+IAo+PiA+IEFu IHVwZGF0ZSBmb3IgdGhvc2UgdGVzdGluZyBSSVNDLVYgcGF0Y2hlczogaGVyZSdzIGEgbmV3IGJy YW5jaCBvZiAKPj4gPiByaXNjdi1way9iYmwgdGhhdCBkb2Vzbid0IHRyeSB0byByZWFkIG9yIG1v ZGlmeSB0aGUgRFQgZGF0YSBhdCBhbGwsIHdoaWNoIAo+PiA+IHNob3VsZCBiZSB1c2VmdWwgdW50 aWwgVS1Cb290IHNldHRsZXMgZG93bi4KPiBbLi4uXQo+PiA+IEhlcmUgaXMgYW4gTGludXgga2Vy bmVsIGJyYW5jaCB3aXRoIHVwZGF0ZWQgRFQgZGF0YSB0aGF0IGNhbiBiZSBib290ZWQgCj4+ID4g d2l0aCB0aGUgYWJvdmUgYm9vdGxvYWRlcjoKPj4gPgo+PiA+ICAgIGh0dHBzOi8vZ2l0aHViLmNv bS9zaWZpdmUvcmlzY3YtbGludXgvdHJlZS9kZXYvcGF1bHcvZHRzLXY1LjItcmMxLWV4cGVyaW1l bnRhbAo+PiA+Cj4+ID4gQSBzYW1wbGUgYm9vdCBsb2cgZm9sbG93cywgdXNpbmcgYSAnZGVmY29u ZmlnJyBidWlsZCBmcm9tIHRoYXQgYnJhbmNoLiAgCj4+IAo+PiBUaGFua3MgUGF1bCwgSSBjYW4g Y29uZmlybSB0aGF0IGl0IHdvcmtzLgo+PiAKPj4gU29tZXRoaW5nIGlzIHN0aWxsIHVuY2xlYXIg dG8gbXlzZWxmLgo+PiBVc2luZyBGU0JMICsgcmlzY3YtcGsvYmJsIHRoZSBsaW51eCBrZXJuZWwg KyBkZXZpY2UgdHJlZSBib290cy4KPj4gTmVpdGhlciBGU0JMIG5vciByaXNjdi1way9iYmwgYXJl IG1vZGlmeWluZyB0aGUgRFQuCj4+IAo+PiBVc2luZyBGU0JMICsgT3BlblNCSSArIFUtQm9vdCB0 aGUgc2FtZSBrZXJuZWwgKyBkZXZpY2UgdHJlZSBoYW5ncyBvbgo+PiBydW5uaW5nIC9pbml0Lgo+ PiAKPj4gV291bGQgeW91IGhhdmUgYW55IHBvaW50ZXIgb24gd2hhdCByaXNjdi1wayBkb2VzIHRo YXQgT3BlblNCSS9VLWJvb3QgZG9lc24ndCA/Cj4+IE9yIG1heWJlIGl0IGlzIHRoZSBvdGhlciB3 YXkgYXJvdW5kIC0gT3BlblNCSS9VLWJvb3QgZG9lcyBzb21ldGhpbmcgdGhhdAo+PiBleHRyYSB0 aGF0IHNob3VsZCBub3QgaGFwcGVuLgo+Cj4gSGVsbG8sCj4KPiBJIGRvbid0IGtub3cgd2hpY2gg dmVyc2lvbiBvZiBPcGVuU0JJIHlvdSBhcmUgdXNpbmcsIGJ1dCB0aGVyZSBpcwo+IGEgcHJvYmxl bSB3aXRoIHRoZSBjb21iaW5hdGlvbiBvZiBrZXJuZWwgNS4yLXJjMSBhbmQgT3BlblNCSQo+IHZl cnNpb25zIGJlZm9yZSBjb21taXQKPgo+ICAgaHR0cHM6Ly9naXRodWIuY29tL3Jpc2N2L29wZW5z YmkvY29tbWl0LzRlMmNkNDc4MjA4NTMxYzQ3MzQzMjkwZjE1YjU3N2Q0MGM4MjY0OWMKPgo+IHRo YXQgY2FuIHJlc3VsdCBpbiBhIGhhbmcgb24gZXhlY3V0aW5nIGluaXQsIHNvIGluIGNhc2UgeW91 Cj4gc2hvdWxkIGJlIHVzaW5nIGFuIG9sZGVyIE9wZW5TQkkgYnVpbGQgdGhhdCBtaWdodCBiZSB0 aGUgc291cmNlCj4gb2YgdGhlIHByb2JsZW0gdGhhdCB5b3UgYXJlIGV4cGVyaWVuY2luZy4KPgoK SGVsbG8gS2Fyc3RlbiwKVGhhdCB3YXMgaXQgISBUaGlzIGZpeGVzIHRoZSBpc3N1ZSBJIGhhZCBv biBpbml0IGV4ZWN1dGlvbi4KR29vZCBjYXRjaCwgdGhhbmtzIGEgbG90IGZvciB0aGUgaGVscCAh CgpSZWdhcmRzLApMb3lzCgoKPiBSZWdhcmRzLAo+IEthcnN0ZW4KPiAtLSAKPiBJY2ggd2lkZXJz cHJlY2hlIGhpZXJtaXQgYXVzZHLDvGNrbGljaCBkZXIgTnV0enVuZyBzb3dpZSBkZXIKPiBXZWl0 ZXJnYWJlIG1laW5lciBwZXJzb25lbmJlem9nZW5lbiBEYXRlbiBmw7xyIFp3ZWNrZSBkZXIgV2Vy YnVuZwo+IHNvd2llIGRlciBNYXJrdC0gb2RlciBNZWludW5nc2ZvcnNjaHVuZy4KCgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1yaXNjdiBtYWls aW5nIGxpc3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5m cmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2Cg==