1 files changed, 1 insertions, 0 deletions
diff --git a/hw/pc.c b/hw/pc.c
index 12b8119b2a..e7cba9a645 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -433,6 +433,7 @@ static void bochs_bios_init(void)
 
     fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
+    fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
 }
 
 /* Generate an initial boot sector which sets state and jump to