Implement draw background

1 files changed, 9 insertions, 0 deletions

diff --git a/harddoomdev.c b/harddoomdev.c
index 1a818ea..c4489aa 100644
--- a/harddoomdev.c
+++ b/harddoomdev.c
@@ -245,6 +245,15 @@ void draw_span(struct surface_data *surface_data, struct flat_data *flat_data,
 	send_command(surface_data->doom_data, HARDDOOM_CMD_DRAW_SPAN);
 }
 
+void draw_background(struct surface_data *surface_data,
+		struct flat_data *flat_data)
+{
+	set_surf_dst_pt(surface_data->doom_data, surface_data->page_table_dev);
+	set_flat(surface_data->doom_data, flat_data->flat_dev);
+
+	send_command(surface_data->doom_data, HARDDOOM_CMD_DRAW_BACKGROUND);
+}
+
 uint32_t doomdev_read_stat(void __iomem *iomem, size_t stat)
 {
 	return doomdev_read(iomem, HARDDOOM_STATS(stat));