+/*
+ * Update the mode table.
+ *
+ * By default the only mode available is 80x25. If the console has at least 50
+ * lines, enable mode 80x50. If we can query the console size and it is neither
+ * 80x25 nor 80x50, set it as an additional mode.
+ */
+static void query_console_size(void)
+{
+ const char *stdout_name = env_get("stdout");
+ int rows, cols;
+
+ if (stdout_name && !strcmp(stdout_name, "vidconsole") &&
+ IS_ENABLED(CONFIG_DM_VIDEO)) {
+ struct stdio_dev *stdout_dev =
+ stdio_get_by_name("vidconsole");
+ struct udevice *dev = stdout_dev->priv;
+ struct vidconsole_priv *priv =
+ dev_get_uclass_priv(dev);
+ rows = priv->rows;
+ cols = priv->cols;
+ } else if (query_console_serial(&rows, &cols)) {
+ return;
+ }
+
+ /* Test if we can have Mode 1 */
+ if (cols >= 80 && rows >= 50) {
+ efi_cout_modes[1].present = 1;
+ efi_con_mode.max_mode = 2;
+ }
+
+ /*
+ * Install our mode as mode 2 if it is different
+ * than mode 0 or 1 and set it as the currently selected mode
+ */
+ if (!cout_mode_matches(&efi_cout_modes[0], rows, cols) &&
+ !cout_mode_matches(&efi_cout_modes[1], rows, cols)) {
+ efi_cout_modes[EFI_COUT_MODE_2].columns = cols;
+ efi_cout_modes[EFI_COUT_MODE_2].rows = rows;
+ efi_cout_modes[EFI_COUT_MODE_2].present = 1;
+ efi_con_mode.max_mode = EFI_MAX_COUT_MODE;
+ efi_con_mode.mode = EFI_COUT_MODE_2;
+ }
+}
+