firmware/lm32/pattern: add vertical black/white line static pattern (…

…no gui for now)
timvideos · Jan 25, 2016 · 3e03c0f · 3e03c0f
1 parent b9e390c
commit 3e03c0f
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Showing 3 changed files with 22 additions and 5 deletions.
diff --git a/firmware/lm32/pattern.c b/firmware/lm32/pattern.c
@@ -159,11 +159,22 @@ void pattern_fill_framebuffer(int h_active, int m_active)
 	flush_l2_cache();
 	color = -1;
 	volatile unsigned int *framebuffer = (unsigned int *)(MAIN_RAM_BASE + PATTERN_FRAMEBUFFER_BASE);
-	for(i=0; i<h_active*m_active*2/4; i++) {
-		if(i%(h_active/16) == 0)
-			color = inc_color(color);
-		if(color >= 0)
-			framebuffer[i] = color_bar[color];
+	if(pattern == COLOR_BAR_PATTERN) {
+		/* color bar pattern */
+		for(i=0; i<h_active*m_active*2/4; i++) {
+			if(i%(h_active/16) == 0)
+				color = inc_color(color);
+			if(color >= 0)
+				framebuffer[i] = color_bar[color];
+		}
+	} else {
+		/* vertical black white lines */
+		for(i=0; i<h_active*m_active*2/4; i++) {
+			if(i%(h_active/16) == 0)
+				color = inc_color(color);
+			if(color >= 0)
+				framebuffer[i] = 0x801080ff;
+		}
 	}
 	pattern_draw_text(1, 1, "HDMI2USB");
 	pattern_draw_text(1, 2, "TimVideo.us");

diff --git a/firmware/lm32/pattern.h b/firmware/lm32/pattern.h
@@ -13,6 +13,11 @@
 
 unsigned int pattern_framebuffer_base(void);
 
+int pattern;
+
+#define COLOR_BAR_PATTERN 0
+#define VERTICAL_BLACK_WHITE_LINES_PATTERN 1
+
 void pattern_fill_framebuffer(int h_active, int m_active);
 void pattern_service(void);
 

diff --git a/firmware/lm32/processor.c b/firmware/lm32/processor.c
@@ -387,6 +387,7 @@ void processor_init(void)
 		encoder_enable(0);
 		encoder_target_fps = 30;
 #endif
+	pattern = COLOR_BAR_PATTERN;
 }
 
 void processor_start(int mode)