add OpenWrt-logo (480x480) besides the well known penguin and prevent early printk's to scroll into the image

SVN-Revision: 15863

target/linux/s3c24xx/patches-2.6.29/050-dont-override-logo-with-early-printks.patch

@@ -0,0 +1,79 @@
+diff -ruN linux-2.6.29.orig/drivers/video/console/fbcon.c linux-2.6.29/drivers/video/console/fbcon.c
+--- linux-2.6.29.orig/drivers/video/console/fbcon.c	2009-05-14 22:21:12.000000000 +0200
++++ linux-2.6.29/drivers/video/console/fbcon.c	2009-05-15 01:45:36.000000000 +0200
+@@ -562,7 +562,7 @@
+ 	/* Need to make room for the logo */
+ 	struct fbcon_ops *ops = info->fbcon_par;
+ 	int cnt, erase = vc->vc_video_erase_char, step;
+-	unsigned short *save = NULL, *r, *q;
++	unsigned short *r, *q;
+ 	int logo_height;
+ 
+ 	if (info->flags & FBINFO_MODULE) {
+@@ -581,37 +581,18 @@
+ 	q = (unsigned short *) (vc->vc_origin +
+ 				vc->vc_size_row * rows);
+ 	step = logo_lines * cols;
+-	for (r = q - logo_lines * cols; r < q; r++)
+-		if (scr_readw(r) != vc->vc_video_erase_char)
+-			break;
+-	if (r != q && new_rows >= rows + logo_lines) {
+-		save = kmalloc(logo_lines * new_cols * 2, GFP_KERNEL);
+-		if (save) {
+-			int i = cols < new_cols ? cols : new_cols;
+-			scr_memsetw(save, erase, logo_lines * new_cols * 2);
+-			r = q - step;
+-			for (cnt = 0; cnt < logo_lines; cnt++, r += i)
+-				scr_memcpyw(save + cnt * new_cols, r, 2 * i);
+-			r = q;
+-		}
+-	}
+-	if (r == q) {
+-		/* We can scroll screen down */
+-		r = q - step - cols;
+-		for (cnt = rows - logo_lines; cnt > 0; cnt--) {
+-			scr_memcpyw(r + step, r, vc->vc_size_row);
+-			r -= cols;
+-		}
+-		if (!save) {
+-			int lines;
+-			if (vc->vc_y + logo_lines >= rows)
+-				lines = rows - vc->vc_y - 1;
+-			else
+-				lines = logo_lines;
+-			vc->vc_y += lines;
+-			vc->vc_pos += lines * vc->vc_size_row;
+-		}
+-	}
++	r = q - step - cols;
++	for (cnt = rows - logo_lines; cnt > 0; cnt--) {
++		scr_memcpyw(r + step, r, vc->vc_size_row);
++		r -= cols;
++	}
++	int lines;
++	if (vc->vc_y + logo_lines >= rows)
++		lines = rows - vc->vc_y - 1;
++	else
++		lines = logo_lines;
++	vc->vc_y += lines;
++	vc->vc_pos += lines * vc->vc_size_row;
+ 	scr_memsetw((unsigned short *) vc->vc_origin,
+ 		    erase,
+ 		    vc->vc_size_row * logo_lines);
+@@ -621,16 +602,6 @@
+ 		update_screen(vc);
+ 	}
+ 
+-	if (save) {
+-		q = (unsigned short *) (vc->vc_origin +
+-					vc->vc_size_row *
+-					rows);
+-		scr_memcpyw(q, save, logo_lines * new_cols * 2);
+-		vc->vc_y += logo_lines;
+-		vc->vc_pos += logo_lines * vc->vc_size_row;
+-		kfree(save);
+-	}
+-
+ 	if (logo_lines > vc->vc_bottom) {
+ 		logo_shown = FBCON_LOGO_CANSHOW;
+ 		printk(KERN_INFO