From c37531339ed53ae19ab815fe96ae4ef82db3f2e3 Mon Sep 17 00:00:00 2001
From: Jan Van Winkel <jan.van_winkel@dxplore.eu>
Date: Sat, 20 Oct 2018 23:48:57 +0200
Subject: [PATCH] samples: Added native posix board to cfb sample

Added support for native posix board to character framebuffer sample.

Signed-off-by: Jan Van Winkel <jan.van_winkel@dxplore.eu>
---
 samples/display/cfb/prj.conf              |  1 -
 samples/display/cfb/prj_native_posix.conf | 11 +++++++++++
 samples/display/cfb/src/main.c            | 14 ++++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 samples/display/cfb/prj_native_posix.conf

diff --git a/samples/display/cfb/prj.conf b/samples/display/cfb/prj.conf
index a0065e664fa550..79d9eef37359dc 100644
--- a/samples/display/cfb/prj.conf
+++ b/samples/display/cfb/prj.conf
@@ -5,7 +5,6 @@ CONFIG_HEAP_MEM_POOL_SIZE=16384
 CONFIG_DISPLAY=y
 
 CONFIG_LOG=y
-CONFIG_DISPLAY_LOG_LEVEL_DBG=y
 
 CONFIG_CFB_LOG_LEVEL_DBG=y
 CONFIG_CHARACTER_FRAMEBUFFER=y
diff --git a/samples/display/cfb/prj_native_posix.conf b/samples/display/cfb/prj_native_posix.conf
new file mode 100644
index 00000000000000..72307ce90fd435
--- /dev/null
+++ b/samples/display/cfb/prj_native_posix.conf
@@ -0,0 +1,11 @@
+CONFIG_HEAP_MEM_POOL_SIZE=16384
+
+CONFIG_DISPLAY=y
+CONFIG_SDL_DISPLAY_DEV_NAME="DISPLAY"
+CONFIG_SDL_DISPLAY_X_RES=250
+CONFIG_SDL_DISPLAY_Y_RES=120
+
+CONFIG_LOG=y
+
+CONFIG_CFB_LOG_LEVEL_DBG=y
+CONFIG_CHARACTER_FRAMEBUFFER=y
diff --git a/samples/display/cfb/src/main.c b/samples/display/cfb/src/main.c
index f7c548deb543cb..c4e74cbd278fd3 100644
--- a/samples/display/cfb/src/main.c
+++ b/samples/display/cfb/src/main.c
@@ -17,6 +17,10 @@
 #define DISPLAY_DRIVER				"SSD1306"
 #endif
 
+#ifndef DISPLAY_DRIVER
+#define DISPLAY_DRIVER "DISPLAY"
+#endif
+
 void main(void)
 {
 	struct device *dev;
@@ -33,6 +37,11 @@ void main(void)
 		return;
 	}
 
+	if (display_set_pixel_format(dev, PIXEL_FORMAT_MONO10) != 0) {
+		printf("Failed to set required pixel format\n");
+		return;
+	}
+
 	printf("initialized %s\n", DISPLAY_DRIVER);
 
 	if (cfb_framebuffer_init(dev)) {
@@ -43,6 +52,8 @@ void main(void)
 	api = dev->driver_api;
 	cfb_framebuffer_clear(dev, true);
 
+	display_blanking_off(dev);
+
 	rows = cfb_get_display_parameter(dev, CFB_DISPLAY_ROWS);
 	ppt = cfb_get_display_parameter(dev, CFB_DISPLAY_PPT);
 
@@ -73,6 +84,9 @@ void main(void)
 			}
 
 			cfb_framebuffer_finalize(dev);
+#if defined(CONFIG_ARCH_POSIX)
+			k_sleep(100);
+#endif
 		}
 	}
 }