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-rw-r--r--pc-bios/s390-ccw/menu.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/pc-bios/s390-ccw/menu.c b/pc-bios/s390-ccw/menu.c
index c1d242fed1..730d44e36b 100644
--- a/pc-bios/s390-ccw/menu.c
+++ b/pc-bios/s390-ccw/menu.c
@@ -15,11 +15,42 @@
static uint8_t flag;
static uint64_t timeout;
-int menu_get_zipl_boot_index(const char *menu_data)
+static int get_boot_index(int entries)
{
return 0; /* implemented next patch */
}
+static void zipl_println(const char *data, size_t len)
+{
+ char buf[len + 2];
+
+ ebcdic_to_ascii(data, buf, len);
+ buf[len] = '\n';
+ buf[len + 1] = '\0';
+
+ sclp_print(buf);
+}
+
+int menu_get_zipl_boot_index(const char *menu_data)
+{
+ size_t len;
+ int entries;
+
+ /* Print and count all menu items, including the banner */
+ for (entries = 0; *menu_data; entries++) {
+ len = strlen(menu_data);
+ zipl_println(menu_data, len);
+ menu_data += len + 1;
+
+ if (entries < 2) {
+ sclp_print("\n");
+ }
+ }
+
+ sclp_print("\n");
+ return get_boot_index(entries - 1); /* subtract 1 to exclude banner */
+}
+
void menu_set_parms(uint8_t boot_menu_flag, uint32_t boot_menu_timeout)
{
flag = boot_menu_flag;