From 97928027aadb358cdee1a2d0c4152979d867b575 Mon Sep 17 00:00:00 2001
From: tangbinzy <tangbin_yewu@cmss.chinamobile.com>
Date: Mon, 21 Aug 2023 06:33:49 +0000
Subject: [PATCH] hw/rx: rx-gdbsim DTB load address aligned of  16byte.
 mainline inclusion commit bcc6f33b671d223a1d7b81491d45c58b35ed6e3e category:
 bugfix
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Linux kernel required alined address of DTB.
But missing align in dtb load function.
Fixed to load to the correct address.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220207132758.84403-1-ysato@users.sourceforge.jp>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Signed-off-by: tangbinzy <tangbin_yewu@cmss.chinamobile.com>
---
 hw/rx/rx-gdbsim.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/rx/rx-gdbsim.c b/hw/rx/rx-gdbsim.c
index 75d1fec6ca..887083737b 100644
--- a/hw/rx/rx-gdbsim.c
+++ b/hw/rx/rx-gdbsim.c
@@ -142,7 +142,7 @@ static void rx_gdbsim_init(MachineState *machine)
                 exit(1);
             }
             /* DTB is located at the end of SDRAM space. */
-            dtb_offset = machine->ram_size - dtb_size;
+            dtb_offset = ROUND_DOWN(machine->ram_size - dtb_size, 16);
             rom_add_blob_fixed("dtb", dtb, dtb_size,
                                SDRAM_BASE + dtb_offset);
             /* Set dtb address to R1 */
-- 
2.41.0.windows.1