[PATCH 09/14] sandbox: Support FDT fixups

[Simon Glass]

Add support for doing device tree fixups in sandbox. This allows us to
test that functionality in CI.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/sandbox/lib/bootm.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/sandbox/lib/bootm.c b/arch/sandbox/lib/bootm.c
index c1742f94de7..28f4a746fb6 100644
--- a/arch/sandbox/lib/bootm.c
+++ b/arch/sandbox/lib/bootm.c
@@ -50,8 +50,25 @@ int bootz_setup(ulong image, ulong *start, ulong *end)
 	return ret;
 }
 
+/* Subcommand: PREP */
+static int boot_prep_linux(struct bootm_headers *images)
+{
+	int ret;
+
+	if (CONFIG_IS_ENABLED(LMB)) {
+		ret = image_setup_linux(images);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
 int do_bootm_linux(int flag, int argc, char *argv[], struct bootm_headers *images)
 {
+	if (flag & BOOTM_STATE_OS_PREP)
+		return boot_prep_linux(images);
+
 	if (flag & (BOOTM_STATE_OS_GO | BOOTM_STATE_OS_FAKE_GO)) {
 		bootstage_mark(BOOTSTAGE_ID_RUN_OS);
 		printf("## Transferring control to Linux (at address %08lx)...\n",
-- 
2.37.2.789.g6183377224-goog