s390-ccw: set up interactive boot menu parameters

Reads boot menu flag and timeout values from the iplb and
sets the respective fields for the menu.

Signed-off-by: Collin L. Walling <walling@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/pc-bios/s390-ccw/menu.c b/pc-bios/s390-ccw/menu.c
new file mode 100644
index 0000000000..1ce33ddf3d
--- /dev/null
+++ b/pc-bios/s390-ccw/menu.c
@@ -0,0 +1,22 @@
+/*
+ * QEMU S390 Interactive Boot Menu
+ *
+ * Copyright 2018 IBM Corp.
+ * Author: Collin L. Walling <walling@linux.vnet.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or (at
+ * your option) any later version. See the COPYING file in the top-level
+ * directory.
+ */
+
+#include "libc.h"
+#include "s390-ccw.h"
+
+static uint8_t flag;
+static uint64_t timeout;
+
+void menu_set_parms(uint8_t boot_menu_flag, uint32_t boot_menu_timeout)
+{
+    flag = boot_menu_flag;
+    timeout = boot_menu_timeout;
+}