From c8945922be9c11fc11dcbc54fadc556a893076fc Mon Sep 17 00:00:00 2001 From: Kashyap Chamarthy Date: Mon, 19 Feb 2018 17:31:31 +0100 Subject: docs: pcie: Spell out machine type needs for PCIe features MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit PCIe features are available only via the 'q35' machine type for x86 and the 'virt' machine type for AArch64 architecture. Mention that explicitly. Thanks: Daniel Berrangé Signed-off-by: Kashyap Chamarthy Reviewed-by: Daniel P. Berrangé Reviewed-by: Marcel Apfelbaum Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- docs/pcie.txt | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'docs') diff --git a/docs/pcie.txt b/docs/pcie.txt index 8d3694970e..89e3502075 100644 --- a/docs/pcie.txt +++ b/docs/pcie.txt @@ -3,8 +3,13 @@ PCI EXPRESS GUIDELINES 1. Introduction ================ -The doc proposes best practices on how to use PCI Express/PCI device -in PCI Express based machines and explains the reasoning behind them. +The doc proposes best practices on how to use PCI Express (PCIe) / PCI +devices in PCI Express based machines and explains the reasoning behind +them. + +Note that the PCIe features are available only when using the 'q35' +machine type on x86 architecture and the 'virt' machine type on AArch64. +Other machine types do not use PCIe at this time. The following presentations accompany this document: (1) Q35 overview. -- cgit v1.2.1