From 412beee6a0349ce430920e2b2faa8009ced4a672 Mon Sep 17 00:00:00 2001
From: Grant Likely <grant.likely@secretlab.ca>
Date: Fri, 2 Mar 2012 11:56:38 +0000
Subject: arm: add device tree support

If compiled with CONFIG_FDT, allow user to specify a device tree file using
the -dtb argument.  If the machine supports it then the dtb will be loaded
into memory and passed to the kernel on boot.

Signed-off-by: Jeremy Kerr <jeremy.kerr@canonical.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
[Peter Maydell: Use machine opt rather than global to pass dtb filename]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 qemu-config.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'qemu-config.c')

diff --git a/qemu-config.c b/qemu-config.c
index 7d9da787c7..be84a0347c 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -578,6 +578,10 @@ static QemuOptsList qemu_machine_opts = {
             .name = "append",
             .type = QEMU_OPT_STRING,
             .help = "Linux kernel command line",
+        }, {
+            .name = "dtb",
+            .type = QEMU_OPT_STRING,
+            .help = "Linux kernel device tree file",
         },
         { /* End of list */ }
     },
-- 
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