linux-kernel - Re: [PATCH 5/6] From: Andrew Morton <akpm@...l.org>

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <17698.2424.528747.211313@cargo.ozlabs.ibm.com>
Date:	Tue, 3 Oct 2006 16:55:52 +1000
From:	Paul Mackerras <paulus@...ba.org>
To:	Andrew Morton <akpm@...l.org>
Cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	linux-kernel@...r.kernel.org, Andi Kleen <ak@....de>,
	Hugh Dickens <hugh@...itas.com>,
	Michael Ellerman <michael@...erman.id.au>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH 5/6] From: Andrew Morton <akpm@...l.org>

Andrew Morton writes:

> I still get crap all over the screen when xmon is tring to print something
> (at least, I assume that's what causes it).  See
> http://userweb.kernel.org/~akpm/s5000334.jpg

That is because the nvidia console driver has changed the line pitch
from what the firmware set it to.  This should fix it by making the
nvidia driver inform the btext engine (which xmon uses if the screen
is its output device) about changes to display resolution.

Signed-off-by: Paul Mackerras <paulus@...ba.org>
---
diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c
index d4f8501..18b9101 100644
--- a/drivers/video/nvidia/nvidia.c
+++ b/drivers/video/nvidia/nvidia.c
@@ -28,6 +28,9 @@ #ifdef CONFIG_PPC_OF
 #include <asm/prom.h>
 #include <asm/pci-bridge.h>
 #endif
+#ifdef CONFIG_BOOTX_TEXT
+#include <asm/btext.h>
+#endif
 
 #include "nv_local.h"
 #include "nv_type.h"
@@ -681,6 +684,13 @@ #endif
 
 	nvidia_vga_protect(par, 0);
 
+#ifdef CONFIG_BOOTX_TEXT
+	/* Update debug text engine */
+	btext_update_display(info->fix.smem_start,
+			     info->var.xres, info->var.yres,
+			     info->var.bits_per_pixel, info->fix.line_length);
+#endif
+
 	NVTRACE_LEAVE();
 	return 0;
 }
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/