From dd6f07da23489d2eda2a997d22be45272686f345 Mon Sep 17 00:00:00 2001 From: Henry Wang Date: Thu, 23 Sep 2021 04:18:23 -0400 Subject: [PATCH] docs: Add notes for PCI device hotplug on AArch64 Signed-off-by: Henry Wang --- docs/hotplug.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/hotplug.md b/docs/hotplug.md index b62c70699..8e761e7be 100644 --- a/docs/hotplug.md +++ b/docs/hotplug.md @@ -159,6 +159,8 @@ The same API can also be used to reduce the desired RAM for a VM. It is importan Extra PCI devices can be added and removed from a running Cloud Hypervisor instance. This is controlled by making a HTTP API request to the VMM to ask for the additional device to be added, or for the existing device to be removed. +Note: On AArch64 platform, PCI device hotplug can only be achieved using ACPI. Please refer to the [documentation](arm64.md#uefi-booting) for more information. + To use PCI device hotplug start the VM with the HTTP server. ```shell