serial debug patch for ADLO

Gregg C Levine hansolofalcon at
Sat Apr 19 11:28:01 CEST 2003

Hello from Gregg C Levine
So I gathered from his earlier posts on this subject, and about that
board specifically. But Adam, isn't ADLO board agnostic? By that I
mean, that it does not need to know what motherboard it is being used
on, unlike basic Linux BIOS. But, I am indeed watching this with
Gregg C Levine hansolofalcon at
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> -----Original Message-----
> From: linuxbios-admin at [mailto:linuxbios-
> admin at] On Behalf Of Adam Sulmicki
> Sent: Saturday, April 19, 2003 11:32 AM
> To: hcyun at
> Cc: linuxbios at
> Subject: Re: serial debug patch for ADLO
> to clarify. He's been working on getting ADLO running on EPIA-M.
> He's been pretty succesfull so far.
> Using serial console he's got both lilo and linux to boot using
ADLO, so
> that you can use them pretty much "out of box" as long as you don't
> video. However from what I heard you can get video once boot is done
> you run some video program (TinyX Xvesa here).
> As far as video goes, on cold-reboot he's getting :
> 	Then, screen is blinkering with various color, but I can't see
> 	text.
> As far as video goes, on warm-reboot (after booting with original PC
> he's getting :
> 	If I first booted from original bios and reset with linuxbios
> 	adlo, I can see text messages of original bios remained.
> ideas on how to attack the issue?
> Overall I would say that anyone who want to try get ADLO to work
> start with serial console and leave VIDEO to the end given
> debugging binary-only module.
> Another good idea is to try warm-boot from PC BIOS into ADLO at
> of development/work on ADLO. It leaves you with somewhat functioning
> video-bios (or fully-functioning as it was for me).
> On Sun, 20 Apr 2003 hcyun at wrote:
> > Hello,
> >
> > I made a patch which make all bochs debug message can be seen from
> > terminal.
> > I think it might be useful if you want to apply ADLO to your own
> >
> > you can apply this patch againt util/ADLO/bochs/bios/rombios.c by
> > # patch -p0 < rombios-serial.patch
> >
> > Regards,
> >
> >
> --
> Adam Sulmicki
> 	The Supreme Headquarters of the 32 bit
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