From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 25AAAC072B1 for ; Tue, 28 May 2019 15:11:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF76021473 for ; Tue, 28 May 2019 15:11:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="bNawWjw2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727143AbfE1PLw (ORCPT ); Tue, 28 May 2019 11:11:52 -0400 Received: from mout.gmx.net ([212.227.15.15]:41407 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726760AbfE1PLw (ORCPT ); Tue, 28 May 2019 11:11:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1559056298; bh=C3ROpEmm/31Tn/sc94Ff+OtwksXqJ5cyTaSqgDyo1PY=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=bNawWjw2z/TLipXrf0AfxCcBCyVxmwALGoGQv+7jhhvItQlDlNyD/rluD7JVllVJj xNuLzd6tiANTmF+5vpTYZaxCpkzh7JSczypsSct9VjpwUszYhSm2yrxW8W6838IQ6b uByl8fdo4/daI0flI6qVB9lP2KwUepYMDdq8vqdg= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [192.168.20.60] ([92.116.165.62]) by mail.gmx.com (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MhD2O-1h1XoG26R0-00eLMm; Tue, 28 May 2019 17:11:38 +0200 Subject: Re: [PATCH v3] parisc: Fix crash due alternative coding for NP iopdir_fdc bit To: John David Anglin , Sven Schnelle , Carlo Pisani Cc: linux-parisc@vger.kernel.org, James Bottomley References: <20190527192000.GA17551@ls3530.dellerweb.de> <20190527201538.GD29337@t470p.stackframe.org> <20190528110627.GA16860@t470p.stackframe.org> From: Helge Deller Openpgp: preference=signencrypt Autocrypt: addr=deller@gmx.de; keydata= xsBNBFDPIPYBCAC6PdtagIE06GASPWQJtfXiIzvpBaaNbAGgmd3Iv7x+3g039EV7/zJ1do/a y9jNEDn29j0/jyd0A9zMzWEmNO4JRwkMd5Z0h6APvlm2D8XhI94r/8stwroXOQ8yBpBcP0yX +sqRm2UXgoYWL0KEGbL4XwzpDCCapt+kmarND12oFj30M1xhTjuFe0hkhyNHkLe8g6MC0xNg KW3x7B74Rk829TTAtj03KP7oA+dqsp5hPlt/hZO0Lr0kSAxf3kxtaNA7+Z0LLiBqZ1nUerBh OdiCasCF82vQ4/y8rUaKotXqdhGwD76YZry9AQ9p6ccqKaYEzWis078Wsj7p0UtHoYDbABEB AAHNHEhlbGdlIERlbGxlciA8ZGVsbGVyQGdteC5kZT7CwJIEEwECADwCGwMGCwkIBwMCBhUI AgkKCwQWAgMBAh4BAheAFiEE9M/0wAvkPPtRU6Boh8nBUbUeOGQFAlrHzIICGQEACgkQh8nB UbUeOGT1GAgAt+EeoHB4DbAx+pZoGbBYp6ZY8L6211n8fSi7wiwgM5VppucJ+C+wILoPkqiU +ZHKlcWRbttER2oBUvKOt0+yDfAGcoZwHS0P+iO3HtxR81h3bosOCwek+TofDXl+TH/WSQJa iaitof6iiPZLygzUmmW+aLSSeIAHBunpBetRpFiep1e5zujCglKagsW78Pq0DnzbWugGe26A 288JcK2W939bT1lZc22D9NhXXRHfX2QdDdrCQY7UsI6g/dAm1d2ldeFlGleqPMdaaQMcv5+E vDOur20qjTlenjnR/TFm9tA1zV+K7ePh+JfwKc6BSbELK4EHv8J8WQJjfTphakYLVM7ATQRQ zyD2AQgA2SJJapaLvCKdz83MHiTMbyk8yj2AHsuuXdmB30LzEQXjT3JEqj1mpvcEjXrX1B3h +0nLUHPI2Q4XWRazrzsseNMGYqfVIhLsK6zT3URPkEAp7R1JxoSiLoh4qOBdJH6AJHex4CWu UaSXX5HLqxKl1sq1tO8rq2+hFxY63zbWINvgT0FUEME27Uik9A5t8l9/dmF0CdxKdmrOvGMw T770cTt76xUryzM3fAyjtOEVEglkFtVQNM/BN/dnq4jDE5fikLLs8eaJwsWG9k9wQUMtmLpL gRXeFPRRK+IT48xuG8rK0g2NOD8aW5ThTkF4apznZe74M7OWr/VbuZbYW443QQARAQABwsBf BBgBAgAJBQJQzyD2AhsMAAoJEIfJwVG1HjhkNTgH/idWz2WjLE8DvTi7LvfybzvnXyx6rWUs 91tXUdCzLuOtjqWVsqBtSaZynfhAjlbqRlrFZQ8i8jRyJY1IwqgvHP6PO9s+rIxKlfFQtqhl kR1KUdhNGtiI90sTpi4aeXVsOyG3572KV3dKeFe47ALU6xE5ZL5U2LGhgQkbjr44I3EhPWc/ lJ/MgLOPkfIUgjRXt0ZcZEN6pAMPU95+u1N52hmqAOQZvyoyUOJFH1siBMAFRbhgWyv+YE2Y ZkAyVDL2WxAedQgD/YCCJ+16yXlGYGNAKlvp07SimS6vBEIXk/3h5Vq4Hwgg0Z8+FRGtYZyD KrhlU0uMP9QTB5WAUvxvGy8= Message-ID: <3396728e-622c-eb88-dbf6-bb577e045600@gmx.de> Date: Tue, 28 May 2019 17:11:36 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:6kC4MY1D9VuYLUTt1fyI/Y1fMPy8jWjhoMRZ0VwbZQwyAwp3hv3 vqH4yCyB+6JckWD+5qlpJUO1fQsPazgtjbHBWU4RTgseaH8U+tGr9T9EGiHeBEYWXI44gqB dxxV6rjzs/qL9hol2djRhsI+aYfdZe84l/jsBSJrRqJmhvC7wggP0BVB3Qy8h80bMQXJijd 8MDHewc9iWKCMkE0aS28w== X-UI-Out-Filterresults: notjunk:1;V03:K0:Ot3yrKx9lvU=:EzL1jaWG3sZAVTe8iDbHj7 0d9z9/UfI1f1II9stc2gU7ZF31ljiEpn3Y82bQdpSkAF3MHIPybt277fY5/whzwHNVCCbTQg8 YD7fFgZEzdTC6+MlqwNRPQzFfvF77J86gbhSV04F6FZaEPRTN4GLeb1HPfKEVUULy6vgPNh3C fHVLd2Tql5W7lO/t5XT9ijLVCro98sfzQO0IcKLFjSMk/V+EpoIFBR8K8Qvv6f2ZO28Btv/bR UdEn2+sDkdK4fbopmNOzpyDSFB4SlsUSYjzIDPgM7F0l8rTg1dkvfK6m/0LUl5pqnckWDbtZT qhzthk12EqOVrT0g3yS5x/saZd4u+nSP7Wt+LSH2FqWwM/XvLujuSOLAo41MQ09qPQqsafNEg 2GmxPTaQtjUJ3UTWAE0gnCutrlVC3WvnMyG2YIunZzHK9CYMmJjywkfg963Tb1K2YhpattNtT f3Eq05WeICcMlZgBvzNoWDts0smRjxmQDTyFubCphBXaxUf0yxjEe2WWkrfkbFMxz8R0EdxxN stah4wgLajQXC9TaWngJI3RNKVum2gyjA9LXBNnoxZwFtv5ghxXHawpRmHhd4F07NfiV95w90 YHiTlT9bIAN8RD74/DCInEIScuL2jTwkFokiz2dGox/wCkiIHxCu9XFbF7+ijLkiSHIuHmzFB P7Bjk+P35RJs0kozLe9H1WsSD7reLxyjkGtsA4Y20iDZB4f/JOZjGL+7vi7qLuKgR0w/Z851F R68dR/8Rfd1tZYR2+yXHeSz+sw81zQEa6DwXsSFlpxB8/NdUGLjwjOmQNH1myQZ6viBMpjs8/ 5FNdLoKiK2lVNwQEmyiH2Q0v+28lieRB1qmoH65c2Q6NgxJMlhv7YNiYSQyQn8MiXC/CxrL9O Oho5rkztGU9ESSQZoaCcAqiJIuq25o810MXCaIkyYa/xMYhjh5luqhtFTprfiW1zXfPBaXQLX VIH6AqCfmK136Nq0MF+UliNaNoEtL8ujNrLvvM/ll3+SsPN6fV7xX Sender: linux-parisc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org On 28.05.19 14:11, John David Anglin wrote: > On 2019-05-28 7:06 a.m., Sven Schnelle wrote: >> This is interesting, because: >> >> Version 2.0: always sets NP >> Version 3.1 and 5.0 always clears that bit > > My c3750 prints "Firmware 2.0" and NP is set, but it might also be 3.1? > > [ 0.000000] Initialized PDC Console for debugging. > [ 0.000000] Determining PDC firmware type: System Map. > [ 0.000000] model 00005dc0 00000481 00000000 00000002 77e45e84 100000= f0 00000008 000000b2 000000b2 > [ 0.000000] vers 00000301 > [ 0.000000] CPUID vers 19 rev 11 (0x0000026b) > [ 0.000000] capabilities 0x7 Same as Dave: My C3700 prints "Firmware 2.0" and NP is set, but it might a= lso be 3.1? [ 0.000000] model 00005dc0 00000481 00000000 00000002 777c3e84 100000f0= 00000008 000000b2 000000b2 [ 0.000000] vers 00000301 [ 0.000000] CPUID vers 19 rev 11 (0x0000026b) [ 0.000000] capabilities 0x7 [ 0.000000] model 9000/785/C3700 Helge