Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754679AbcK2VkB (ORCPT ); Tue, 29 Nov 2016 16:40:01 -0500 Received: from mail.kernel.org ([198.145.29.136]:45890 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751537AbcK2Vjw (ORCPT ); Tue, 29 Nov 2016 16:39:52 -0500 Subject: [PATCH v2] PCI: Add information about describing PCI in ACPI From: Bjorn Helgaas To: linux-pci@vger.kernel.org Cc: Ard Biesheuvel , Gabriele Paoloni , "Rafael J. Wysocki" , Duc Dang , linaro-acpi@lists.linaro.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Lorenzo Pieralisi , Lv Zheng , linux-arm-kernel@lists.infradead.org Date: Tue, 29 Nov 2016 15:39:48 -0600 Message-ID: <20161129212816.15663.28100.stgit@bhelgaas-glaptop.roam.corp.google.com> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 767 Lines: 20 Here's another stab at this writeup. I'd appreciate any comments! Changes from v1 to v2: - Consumer/Producer is defined for Extended Address Space descriptors; should be ignored for QWord/DWord/Word Address Space descriptors - New arches may use Extended Address Space descriptors in PNP0A03 for bridge registers, including ECAM (if the arch adds support for this) - Add more details about MCFG and _CBA (Lv's suggestion) - Incorporate Rafael's suggestions --- Bjorn Helgaas (1): PCI: Add information about describing PCI in ACPI Documentation/PCI/00-INDEX | 2 Documentation/PCI/acpi-info.txt | 180 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 182 insertions(+) create mode 100644 Documentation/PCI/acpi-info.txt