* CFrameBuffer::waitForIdle: Added a parameter

to identify the execution at Debug Output
- For example: name of the calling function

src/driver/fontrenderer.cpp

@@ -443,7 +443,7 @@ void Font::RenderString(int x, int y, const int width, const char *text, const u
 	/* the GXA seems to do it's job asynchonously, so we need to wait until
 	   it's ready, otherwise the font will sometimes "be overwritten" with
 	   background color or bgcolor will be wrong */
-	frameBuffer->waitForIdle();
+	frameBuffer->waitForIdle("Font::RenderString");
 #endif
 	/* fetch bgcolor from framebuffer, using lower left edge of the font... */
 	fb_pixel_t bgcolor = *(frameBuffer->getFrameBufferPointer() + x +

src/driver/framebuffer.cpp

@@ -145,7 +145,7 @@ void CFrameBuffer::add_gxa_sync_marker(void)
 }
 
 /* wait until the current marker comes out of the GXA command queue */
-void CFrameBuffer::waitForIdle(void)
+void CFrameBuffer::waitForIdle(const char* func)
 {
 	unsigned int cfg, count = 0;
 	do {
@@ -159,9 +159,13 @@ void CFrameBuffer::waitForIdle(void)
 		//fprintf(stderr, "%s: read  %02x, expected %02x\n", __FUNCTION__, cfg, _mark);
 	} while(++count < 2048); /* don't deadlock here if there is an error */
 
-	if (count > 512) /* more than 100 are unlikely, */
+	if (count > 512) /* more than 100 are unlikely, */{
+		if (func != NULL)
+			fprintf(stderr, "CFrameBuffer::waitForIdle: count is big (%04d) [%s]!\n", count, func);
+		else
 			fprintf(stderr, "CFrameBuffer::waitForIdle: count is big (%d)!\n", count);
 	}
+}
 #endif /* USE_NEVIS_GXA */
 
 /*******************************************************************************/
@@ -1213,7 +1217,7 @@ void CFrameBuffer::paintBoxFrame(const int x, const int y, const int dx, const i
 	if (type && radius) {
 		radius = limitRadius(dx, dy, radius);
 		int line = 0;
-		waitForIdle();
+		waitForIdle("CFrameBuffer::paintBoxFrame");
 		while (line < dy) {
 			int ofs = 0, ofs_i = 0;
 			// inner box

src/driver/framebuffer.h

@@ -235,7 +235,7 @@ class CFrameBuffer
 		bool Locked(void) { return locked; };
 #ifdef USE_NEVIS_GXA
 		void add_gxa_sync_marker(void);
-		void waitForIdle(void);
+		void waitForIdle(const char* func=NULL);
 #else
 		inline void waitForIdle(void) {};
 #endif