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SubjectRe: [linux-pm] Problems with STR
On Sun 2006-09-10 08:03:23, David Brownell wrote:
> > From pavel@suse.cz Thu Sep 7 15:10:51 2006
> > Date: Fri, 8 Sep 2006 00:07:18 +0200
> > From: Pavel Machek <pavel@suse.cz>
> > To: David Brownell <david-b@pacbell.net>
> > Subject: Re: [linux-pm] Problems with PM_FREEZE
> >
> > Hi!
> >
> > > > > Just for the record, I tried those tricks and no success on either
> > > > > the NF3 or NF2 boxes. And the NF3 ran into 's2ram' problems,
> > > > > it seems vbetool etc don't work in 64bit mode yet ...
> > > >
> > > > Any chance to try it in 32-bit mode? Recovery cd, or something?
> > >
> > > Not for a few weeks, but that wouldn't have affected the NF2 ...
> >
> > Ok, can you do bugreport on bugzilla.kernel.org?
>
> You mean, like bugid 6906?

Ahha, okay, feel free to Cc me on suspend bugs.

> > Is the resume (with minimal modules, init=/bin/bash, no acpi_sleep=
> > parameter) completely broken, or is just the video dead?
>
> Completely broken.

Ok, this is beeping patch. It would be interesting to know what result
you get if you attempt to resume from S3 with this applied.

diff --git a/arch/i386/kernel/acpi/wakeup.S b/arch/i386/kernel/acpi/wakeup.S
index b781b38..88d4cba 100644
--- a/arch/i386/kernel/acpi/wakeup.S
+++ b/arch/i386/kernel/acpi/wakeup.S
@@ -11,7 +11,22 @@
#
# If physical address of wakeup_code is 0x12345, BIOS should call us with
# cs = 0x1234, eip = 0x05
-#
+#
+
+#define BEEP \
+ inb $97, %al; \
+ outb %al, $0x80; \
+ movb $3, %al; \
+ outb %al, $97; \
+ outb %al, $0x80; \
+ movb $-74, %al; \
+ outb %al, $67; \
+ outb %al, $0x80; \
+ movb $-119, %al; \
+ outb %al, $66; \
+ outb %al, $0x80; \
+ movb $15, %al; \
+ outb %al, $66;

ALIGN
.align 4096
@@ -20,6 +35,7 @@ wakeup_code:
wakeup_code_start = .
.code16

+ BEEP
movw $0xb800, %ax
movw %ax,%fs
movw $0x0e00 + 'L', %fs:(0x10)

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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