From ab4e07eb71ca1913e5291316565c9d073987de85 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sun, 26 Feb 2012 17:38:50 -0500
Subject: sandbox: allow processing before main loop

In order to pass command line arguments to sandbox we need to be able
to act on them. So take control back at the end of board_init_r() from
where we can call the main loop or do something else.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

diff --git a/arch/sandbox/cpu/start.c b/arch/sandbox/cpu/start.c
index 2b66eed..4a84486 100644
--- a/arch/sandbox/cpu/start.c
+++ b/arch/sandbox/cpu/start.c
@@ -22,6 +22,11 @@
 #include <common.h>
 #include <asm/state.h>
 
+int sandbox_main_loop_init(void)
+{
+	return 0;
+}
+
 int main(int argc, char *argv[])
 {
 	int err;
diff --git a/arch/sandbox/include/asm/u-boot-sandbox.h b/arch/sandbox/include/asm/u-boot-sandbox.h
index 236b4ee..99e950b 100644
--- a/arch/sandbox/include/asm/u-boot-sandbox.h
+++ b/arch/sandbox/include/asm/u-boot-sandbox.h
@@ -35,4 +35,7 @@
 int board_init(void);
 int dram_init(void);
 
+/* start.c */
+int sandbox_main_loop_init(void);
+
 #endif	/* _U_BOOT_SANDBOX_H_ */
diff --git a/arch/sandbox/lib/board.c b/arch/sandbox/lib/board.c
index 6d464d6..25a8d02 100644
--- a/arch/sandbox/lib/board.c
+++ b/arch/sandbox/lib/board.c
@@ -269,6 +269,8 @@ void board_init_r(gd_t *id, ulong dest_addr)
 	post_run(NULL, POST_RAM | post_bootmode_get(0));
 #endif
 
+	sandbox_main_loop_init();
+
 	/*
 	 * For now, run the main loop. Later we might let this be done
 	 * in the main program.
-- 
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