Index: uspace/lib/ipcgfx/src/client.c
===================================================================
--- uspace/lib/ipcgfx/src/client.c	(revision aac506977cd4c2bd4f4d8d877a8e9b457321b790)
+++ uspace/lib/ipcgfx/src/client.c	(revision 7b882c1fb956e7997643c445ef2c7aed9e2891ff)
@@ -51,4 +51,6 @@
 };
 
+#include <stdio.h>
+
 /** Set color on IPC GC.
  *
@@ -67,4 +69,5 @@
 	errno_t rc;
 
+	printf("ipc_gc_set_color\n");
 	gfx_color_get_rgb_i16(color, &r, &g, &b);
 
@@ -89,4 +92,5 @@
 	errno_t rc;
 
+	printf("ipc_gc_fill_rect\n");
 	exch = async_exchange_begin(ipcgc->sess);
 	rc = async_req_4_0(exch, GC_FILL_RECT, rect->p0.x, rect->p0.y,
Index: uspace/lib/ipcgfx/src/server.c
===================================================================
--- uspace/lib/ipcgfx/src/server.c	(revision aac506977cd4c2bd4f4d8d877a8e9b457321b790)
+++ uspace/lib/ipcgfx/src/server.c	(revision 7b882c1fb956e7997643c445ef2c7aed9e2891ff)
@@ -44,4 +44,6 @@
 #include <stdint.h>
 
+#include <stdio.h>
+
 #include <bd_srv.h>
 
@@ -64,4 +66,5 @@
 	rc = gfx_set_color(gc, color);
 	async_answer_0(call, rc);
+	printf("done with rgb_color_srv\n");
 }
 
@@ -85,4 +88,6 @@
 	async_accept_0(icall);
 
+	printf("gc_conn: accepted connection\n");
+
 	while (true) {
 		ipc_call_t call;
@@ -98,11 +103,17 @@
 		switch (method) {
 		case GC_SET_RGB_COLOR:
+			printf("gc_conn: set_rgb_color\n");
 			gc_set_rgb_color_srv(gc, &call);
+			printf("gc_conn: done set_rgb_color\n");
 			break;
 		case GC_FILL_RECT:
+			printf("gc_conn: fill_rect_srv\n");
 			gc_fill_rect_srv(gc, &call);
+			printf("gc_conn: done fill_rect_srv\n");
 			break;
 		default:
+			printf("gc_conn: answer einval\n");
 			async_answer_0(&call, EINVAL);
+			printf("gc_conn: done answer einval\n");
 		}
 	}