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=-7.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 1F4D0C4727E for ; Wed, 30 Sep 2020 13:51:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C50E020706 for ; Wed, 30 Sep 2020 13:51:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=eclypsium.com header.i=@eclypsium.com header.b="hSyO/kDG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730260AbgI3NvM (ORCPT ); Wed, 30 Sep 2020 09:51:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55352 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728149AbgI3NvM (ORCPT ); Wed, 30 Sep 2020 09:51:12 -0400 Received: from mail-qt1-x844.google.com (mail-qt1-x844.google.com [IPv6:2607:f8b0:4864:20::844]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A844DC061755 for ; Wed, 30 Sep 2020 06:51:10 -0700 (PDT) Received: by mail-qt1-x844.google.com with SMTP id n10so1207581qtv.3 for ; Wed, 30 Sep 2020 06:51:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=eclypsium.com; s=google; h=from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=YmjGHJDSLD445MzK0ZHH2zcKo0LcYsCTK8O0XEHvNPE=; b=hSyO/kDGmOQ7Dmh1PdLQbvlPl8ycNDTIn1QHxi3eKr0ds5wpxEMvKkn40uGFwY8neu UsONdpeiTq92eM4iwi38Hnk8GT5nIf969ie38Q1OV5zskMWvYsIWAx7vHrHbE5/n3Yo1 AmSWvO9CaRxr0jfFSDMl7OZNrSzwsLmuyBIe8rkaZFsVhTutsflfL4+8+YYJZCRU+wL9 ZIaMuD0ZzYTu/sXU62ZOUJtQ1ohKhuzbG3imcLqN8lLRuuQGiJ4HvaYgQ0Ce53+Do8JD JHhL00lvKeYhcAfvGoBxqVadyKZM5RSaHVgq/2+UjumxsJuhDYVfL8yA3uOHO0NdAnpC MTcQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=YmjGHJDSLD445MzK0ZHH2zcKo0LcYsCTK8O0XEHvNPE=; b=oWcSXtXmOp0vRp33FDsTDYnFWDxGU57F/HkEtdC4apjCn+1/pEYJ3662g4Vwv6/yiS rBpNB2DB0u0hyPXP3mBEEy0B3mAiBgRDda9ChOpAEnaaq5uAO6bKuaH77wvcks86eDXd ddBqRk/n32oaFpLAbbYMBRQW2G0q1YTM+6MbdVFN+kRv5US5e2HpZymTeuQxeNuBhdgp Jyftlarwdw2UwPQjeF3dW/icRdUoW5/d2/x4h026Ot8kGuBSsEweK8f1SAmeGf2Z/Os0 +NuEl6HoFEXJMwncjC8Wf/9dTxJ8LejPq/GTb3fB0XKesz0emwWJRnEOC7ntIq2HlLfv Rnkg== X-Gm-Message-State: AOAM530HceU5sGfyB/D2Awpm2wpGZS7OC6Iy/cFhIShMU8+reZXm045D Am4VGMY2KR7nuIeV7mBEP1aCww== X-Google-Smtp-Source: ABdhPJwLN3DrwH4o0moTLli9BNmHMEo1GZaRrJjuhOeQ9R/a6auEof7aMdctsiBBjokQL9ig2vG8hA== X-Received: by 2002:aed:2b63:: with SMTP id p90mr2284241qtd.71.1601473869706; Wed, 30 Sep 2020 06:51:09 -0700 (PDT) Received: from localhost ([190.190.138.51]) by smtp.gmail.com with ESMTPSA id y29sm2510008qtj.20.2020.09.30.06.51.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 30 Sep 2020 06:51:09 -0700 (PDT) From: Daniel Gutson To: Daniel Gutson , Derek Kiernan , Tudor Ambarus , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Mika Westerberg , Arnd Bergmann , Greg Kroah-Hartman , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, Richard Hughes , Alex Bazhaniuk , linux-mtd@lists.infradead.org Subject: [PATCH 0/2] Platform integrity information in sysfs (version 9) Date: Wed, 30 Sep 2020 10:51:01 -0300 Message-Id: <20200930135101.5424-1-daniel.gutson@eclypsium.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch serie adds a misc kernel module and extends the intel-spi drivers to publish platform integrity data in the sys-fs. Please check the comments in the following patches of this serie for further details. Daniel Gutson (2): Platform integrity information in sysfs (version 9) This patch exports the BIOS Write Enable (bioswe), BIOS Lock Enable (biosle), and the SMM BIOS Write Protect (SMM_BIOSWP) fields of the BIOS Control register using the platform-integrity misc kernel module. The idea is to keep adding more flags, not only from the BC but also from other registers in following versions. .../ABI/stable/sysfs-class-platform-integrity | 23 +++++ MAINTAINERS | 7 ++ drivers/misc/Kconfig | 11 +++ drivers/misc/Makefile | 1 + drivers/misc/platform-integrity.c | 57 ++++++++++++ drivers/mtd/spi-nor/controllers/Kconfig | 1 + .../mtd/spi-nor/controllers/intel-spi-pci.c | 75 +++++++++++++++- .../spi-nor/controllers/intel-spi-platform.c | 2 +- drivers/mtd/spi-nor/controllers/intel-spi.c | 90 ++++++++++++++++++- drivers/mtd/spi-nor/controllers/intel-spi.h | 9 +- include/linux/platform-integrity.h | 19 ++++ 11 files changed, 288 insertions(+), 7 deletions(-) create mode 100644 Documentation/ABI/stable/sysfs-class-platform-integrity create mode 100644 drivers/misc/platform-integrity.c create mode 100644 include/linux/platform-integrity.h -- 2.25.1