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[patch] Patch to fix the issue

file_4945.txt (text/plain), 1.13 KB, created by Paul Cercueil on 2020-01-13 18:16:49 UTC

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Creator: Paul Cercueil

Created: 2020-01-13 18:16:49 UTC

Size: 1.13 KB

patch

obsolete

>From afc33f35bd86302be4571efd2615f473e391836f Mon Sep 17 00:00:00 2001
>From: Paul Cercueil <paul@crapouillou.net>
>Date: Wed, 10 Apr 2019 16:43:11 +0200
>Subject: [PATCH 05/12] video/fbcon: Clear framebuffer at init
>
>When the video subsystem is initialized, the framebuffer might not be in
>the video mode that the application targets. In that case, if we don't
>clear the framebuffer, for a short moment the display will show the
>previous image distorded by the mode change.
>
>Signed-off-by: Paul Cercueil <paul@crapouillou.net>
>---
> src/video/fbcon/SDL_fbvideo.c | 3 +++
> 1 file changed, 3 insertions(+)
>
>diff --git a/src/video/fbcon/SDL_fbvideo.c b/src/video/fbcon/SDL_fbvideo.c
>index a20df158f..5aa6a92a4 100644
>--- a/src/video/fbcon/SDL_fbvideo.c
>+++ b/src/video/fbcon/SDL_fbvideo.c
>@@ -589,6 +589,9 @@ static int FB_VideoInit(_THIS, SDL_PixelFormat *vformat)
> 		return(-1);
> 	}
> 
>+	/* Clear the mapped area */
>+	memset(mapped_mem, 0, mapped_memlen);
>+
> 	/* Determine the current screen depth */
> 	if ( ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0 ) {
> 		SDL_SetError("Couldn't get console pixel format");
>-- 
>2.24.1

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Attachments on bug 4945: 4161

We are currently migrating Bugzilla to GitHub issues.Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.