From f3c2be56f0cbdf220eca94d6ca58b94392768f37 Mon Sep 17 00:00:00 2001 From: Ayan Kumar Halder Date: Thu, 20 Jan 2022 11:16:35 -0800 Subject: Updated README.md Added some explanation for the usage of DOMU_PASSTHROUGH_PATHS[number]. This is valid the two cases: 1. DOMU_NOBOOT[number] is specified 2. PASSTHROUGH_DTS_REPO is specified Signed-off-by: Ayan Kumar Halder Reviewed-by: Stefano Stabellini Signed-off-by: Stefano Stabellini --- README.md | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'README.md') diff --git a/README.md b/README.md index 1be989b..c4bd19c 100644 --- a/README.md +++ b/README.md @@ -128,13 +128,18 @@ Where: - DOMU_PASSTHROUGH_PATHS[number] specifies the passthrough devices ( separated by spaces). It adds "xen,passthrough" to the corresponding dtb nodes in xen device tree blob. - This option is valid only when PASSTHROUGH_DTS_REPO is provided. + This option is valid in the following two cases: + + 1. When PASSTHROUGH_DTS_REPO is provided. With this option, the partial device trees (corresponding to the passthrough devices) from the PASSTHROUGH_DTS_REPO, are compiled merged and used as DOMU[number] device tree blob. Note it assumes that the names of the partial device trees will match to the names of the devices specified here. + 2. When DOMU_NOBOOT[number] is provided. In this case, it will only + add "xen,passthrough" as mentioned before. + - DOMU_PASSTHROUGH_DTB[number] specifies the passthrough device trees blob. This option is used when DOMU_PASSTHROUGH_PATHS[number] is not specified by the user. -- cgit v1.2.3