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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44280C4332F for ; Tue, 1 Nov 2022 19:11:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230368AbiKATLF (ORCPT ); Tue, 1 Nov 2022 15:11:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38594 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230047AbiKATKy (ORCPT ); Tue, 1 Nov 2022 15:10:54 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EF8A11E3FC; Tue, 1 Nov 2022 12:10:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1667329854; x=1698865854; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=b1LAhIocLucoL1ImscGJbvcIGzaRlOd5dHOoHc/QWNI=; b=W8msGmwLT1kl1wPRsOdv059I6vaAl6f2A6gfBTkWSwZWSvZJLoo5YVAr 7rX9QmhIPcrPnUzzf3wf3sfMbQKD+w8Vi0mjcQO/MB4N5z4QPCbSOlj60 uBgZQTNaPJMqKKfcuznp3DJstR4coq656sGU0KyiUJTZUy0H+598Qhgrf bDEnPB325crZCJiU0YtyKMf/liZo3YFn0vDTrojBUrURJkgBQtXoQFkEd WN9giVhfykA46R/txz/g9lpSS39d2GmG2JaXIiv+/Yj683AQeeJ4watot lgFuClu3GyKDqd03UoRsKjBA1+qrJsEzJUDJjtFVkhTToi2CVkuVhJf2Z w==; X-IronPort-AV: E=McAfee;i="6500,9779,10518"; a="395531251" X-IronPort-AV: E=Sophos;i="5.95,231,1661842800"; d="scan'208";a="395531251" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Nov 2022 12:10:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10518"; a="759278176" X-IronPort-AV: E=Sophos;i="5.95,231,1661842800"; d="scan'208";a="759278176" Received: from linux.intel.com ([10.54.29.200]) by orsmga004.jf.intel.com with ESMTP; 01 Nov 2022 12:10:27 -0700 Received: from debox1-desk4.intel.com (unknown [10.212.195.64]) by linux.intel.com (Postfix) with ESMTP id 38D9D580DBC; Tue, 1 Nov 2022 12:10:27 -0700 (PDT) From: "David E. Box" To: hdegoede@redhat.com, markgross@kernel.org, andriy.shevchenko@linux.intel.com, srinivas.pandruvada@intel.com Cc: "David E. Box" , platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 7/9] tools/arch/x86: intel_sdsi: Read more On Demand registers Date: Tue, 1 Nov 2022 12:10:21 -0700 Message-Id: <20221101191023.4150315-8-david.e.box@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221101191023.4150315-1-david.e.box@linux.intel.com> References: <20221101191023.4150315-1-david.e.box@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add decoding of the following On Demand register fields: 1. NVRAM content authorization error status 2. Enabled features: telemetry and attestation 3. Key provisioning status 4. NVRAM update limit 5. PCU_CR3_CAPID_CFG Link: https://github.com/intel/intel-sdsi/blob/master/state-certificate-encoding.rst Signed-off-by: David E. Box --- tools/arch/x86/intel_sdsi/intel_sdsi.c | 50 +++++++++++++++++++++++--- 1 file changed, 45 insertions(+), 5 deletions(-) diff --git a/tools/arch/x86/intel_sdsi/intel_sdsi.c b/tools/arch/x86/intel_sdsi/intel_sdsi.c index 3718bd0c05cb..01b5f9994e11 100644 --- a/tools/arch/x86/intel_sdsi/intel_sdsi.c +++ b/tools/arch/x86/intel_sdsi/intel_sdsi.c @@ -44,10 +44,28 @@ #define __round_mask(x, y) ((__typeof__(x))((y) - 1)) #define round_up(x, y) ((((x) - 1) | __round_mask(x, y)) + 1) +struct nvram_content_auth_err_sts { + uint64_t reserved:3; + uint64_t sdsi_content_auth_err:1; + uint64_t reserved1:1; + uint64_t sdsi_metering_auth_err:1; + uint64_t reserved2:58; +}; + struct enabled_features { uint64_t reserved:3; uint64_t sdsi:1; - uint64_t reserved1:60; + uint64_t reserved1:8; + uint64_t attestation:1; + uint64_t reserved2:13; + uint64_t metering:1; + uint64_t reserved3:37; +}; + +struct key_provision_status { + uint64_t reserved:1; + uint64_t license_key_provisioned:1; + uint64_t reserved2:62; }; struct auth_fail_count { @@ -65,15 +83,23 @@ struct availability { uint64_t reserved2:10; }; +struct nvram_update_limit { + uint64_t reserved:12; + uint64_t sdsi_50_pct:1; + uint64_t sdsi_75_pct:1; + uint64_t sdsi_90_pct:1; + uint64_t reserved2:49; +}; + struct sdsi_regs { uint64_t ppin; - uint64_t reserved; + struct nvram_content_auth_err_sts auth_err_sts; struct enabled_features en_features; - uint64_t reserved1; + struct key_provision_status key_prov_sts; struct auth_fail_count auth_fail_count; struct availability prov_avail; - uint64_t reserved2; - uint64_t reserved3; + struct nvram_update_limit limits; + uint64_t pcu_cr3_capid_cfg; uint64_t socket_id; }; @@ -205,8 +231,18 @@ static int sdsi_read_reg(struct sdsi_dev *s) printf("Socket information for device %s\n", s->dev_name); printf("\n"); printf("PPIN: 0x%lx\n", s->regs.ppin); + printf("NVRAM Content Authorization Error Status\n"); + printf(" SDSi Auth Err Sts: %s\n", !!s->regs.auth_err_sts.sdsi_content_auth_err ? "Error" : "Okay"); + + if (!!s->regs.en_features.metering) + printf(" Metering Auth Err Sts: %s\n", !!s->regs.auth_err_sts.sdsi_metering_auth_err ? "Error" : "Okay"); + printf("Enabled Features\n"); printf(" On Demand: %s\n", !!s->regs.en_features.sdsi ? "Enabled" : "Disabled"); + printf(" Attestation: %s\n", !!s->regs.en_features.attestation ? "Enabled" : "Disabled"); + printf(" On Demand: %s\n", !!s->regs.en_features.sdsi ? "Enabled" : "Disabled"); + printf(" Metering: %s\n", !!s->regs.en_features.metering ? "Enabled" : "Disabled"); + printf("License Key (AKC) Provisioned: %s\n", !!s->regs.key_prov_sts.license_key_provisioned ? "Yes" : "No"); printf("Authorization Failure Count\n"); printf(" AKC Failure Count: %d\n", s->regs.auth_fail_count.key_failure_count); printf(" AKC Failure Threshold: %d\n", s->regs.auth_fail_count.key_failure_threshold); @@ -215,6 +251,10 @@ static int sdsi_read_reg(struct sdsi_dev *s) printf("Provisioning Availability\n"); printf(" Updates Available: %d\n", s->regs.prov_avail.available); printf(" Updates Threshold: %d\n", s->regs.prov_avail.threshold); + printf("NVRAM Udate Limit\n"); + printf(" 50%% Limit Reached: %s\n", !!s->regs.limits.sdsi_50_pct ? "Yes" : "No"); + printf(" 75%% Limit Reached: %s\n", !!s->regs.limits.sdsi_75_pct ? "Yes" : "No"); + printf(" 90%% Limit Reached: %s\n", !!s->regs.limits.sdsi_90_pct ? "Yes" : "No"); printf("Socket ID: %ld\n", s->regs.socket_id & 0xF); return 0; -- 2.25.1