Re: KERNEL BUG: console not working in linux

2000-11-28 Thread H. Peter Anvin
Followup to: <[EMAIL PROTECTED]> By author:Gianluca Anzolin <[EMAIL PROTECTED]> In newsgroup: linux.dev.kernel > > |No, the problem is the utterly braindamaged way the motherboard chose to > |enable/disable it (*especially* if it's PCI... sheech, port 92h isn't > |exactly something new in tha

Re: KERNEL BUG: console not working in linux

2000-11-28 Thread Gianluca Anzolin
|No, the problem is the utterly braindamaged way the motherboard chose to |enable/disable it (*especially* if it's PCI... sheech, port 92h isn't |exactly something new in that timeframe.) | |What PC/motherboard is this, anyway? It's an olivetti, but maybe they bought the mainboard elsewhere I don

Re: A20 gate (was: KERNEL BUG: console not working in linux)

2000-11-27 Thread H. Peter Anvin
Followup to: <[EMAIL PROTECTED]> By author:"Dunlap, Randy" <[EMAIL PROTECTED]> In newsgroup: linux.dev.kernel > > Just curious: Are you (Alan?) saying this ("standard") based on the > unpublished IBM PC specs (well, it was when I needed it around > 1990; don't know about now ???). Or do you

RE: KERNEL BUG: console not working in linux

2000-11-27 Thread Dunlap, Randy
Hi, I've been taking some holidays and haven't followed all of this thread closely, but: > From: Albert D. Cahalan [mailto:[EMAIL PROTECTED]] > > H. Peter Anvin writes: > > [Albert Cahalan] > >> [Alan Cox] > > 1) Why did they disable my videocard ? > >>> > >>> Because your machine is not

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread H. Peter Anvin
Followup to: <[EMAIL PROTECTED]> By author:Andries Brouwer <[EMAIL PROTECTED]> In newsgroup: linux.dev.kernel > > On Mon, Nov 27, 2000 at 05:40:58PM -0800, H. Peter Anvin wrote: > > > > What about adding an additional > > > > > > andb$0xfe, %al > > > > > > in front of the outb? > >

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Andries Brouwer
On Mon, Nov 27, 2000 at 05:40:58PM -0800, H. Peter Anvin wrote: > > What about adding an additional > > > > andb$0xfe, %al > > > > in front of the outb? > Already in test12-pre1. Ach, I see I am too slow - had not even seen -pre1 and now Linus already announces -pre2. Anyway, I consi

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread H. Peter Anvin
Followup to: <[EMAIL PROTECTED]> By author:Andries Brouwer <[EMAIL PROTECTED]> In newsgroup: linux.dev.kernel > > What about adding an additional > > andb$0xfe, %al > > in front of the outb? > If I understand things correctly, bit 0 of 0x92 is write-only > on some hardware, and w

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Andries Brouwer
On Mon, Nov 27, 2000 at 08:27:38PM +0100, Petr Vandrovec wrote: > could original complainer (and peoples with AMD SC*) test following > patch? It just does nothing in case that A20 enabled bit is already > set - such as in case when there is nobody listening on 0x92 and > so inb returns 0xFF...

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Jorge Nerin
Gianluca Anzolin wrote: > > Hello > sorry if I'm mailing this twice, but there is a kernel bug in > linux 2.2 and linux 2.4. Linux 2.0 is not affected. I tested also > FreeBSD, OpenBSD, Windows 95 and DOS and they all work. > > The problem is that linux doesn't find the video car

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Gianluca Anzolin
Il giorno Mon, Nov 27, 2000 at 11:08:10AM -0800, H. Peter Anvin scrisse: |Yes, it can. Unfortunately, some "legacy-free" PCs apparently are |starting to take the tack that the KBC is legacy. Therefore, the use |of port 92h is mandatory on those systems. | |Port 92h dates back to at the very lea

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread H. Peter Anvin
"Albert D. Cahalan" wrote: > > > > Yes, it can. Unfortunately, some "legacy-free" PCs apparently > > are starting to take the tack that the KBC is legacy. Therefore, > > the use of port 92h is mandatory on those systems. > > Not just embedded systems? > Nope. I was rather surprised to find t

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Albert D. Cahalan
H. Peter Anvin writes: > [Albert Cahalan] >> [Alan Cox] 1) Why did they disable my videocard ? >>> >>> Because your machine is not properly PC compatible >> >> The same can be said of systems that don't support the >> standard keyboard controller for A20 control. > > Yes, it can. Unfortunat

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Petr Vandrovec
On Mon, Nov 27, 2000 at 11:08:10AM -0800, H. Peter Anvin wrote: > It would have been somewhat different if there had been a standard > BIOS function for enabling A20, but there isn't one. > > Sometimes, in the PC world, you just have to draw a line and say "this > is too broken to use". I think

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread H. Peter Anvin
Followup to: <[EMAIL PROTECTED]> By author:"Albert D. Cahalan" <[EMAIL PROTECTED]> In newsgroup: linux.dev.kernel > > >> 1) Why did they disable my videocard ? > > > > Because your machine is not properly PC compatible > > The same can be said of systems that don't support the > standard key

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Albert D. Cahalan
>> 1) Why did they disable my videocard ? > > Because your machine is not properly PC compatible The same can be said of systems that don't support the standard keyboard controller for A20 control. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Alan Cox
> inb $0x92, %al # > orb $02, %al# "fast A20" version > outb%al, $0x92# some chips have only this > > Then my system worked without problems. > > Now what I ask is: > 1) Why did they disabl

Re: KERNEL BUG: console not working in linux

2000-11-27 Thread Gianluca Anzolin
Problem solved I had to bypass the following instructions in arch/i386/boot/setup.S # # You must preserve the other bits here. Otherwise embarrasing # things # like laptops powering off on boot happen. Corrected version by # Kira # Brown from Linux 2.2 # inb

KERNEL BUG: console not working in linux

2000-11-26 Thread Gianluca Anzolin
Hello sorry if I'm mailing this twice, but there is a kernel bug in linux 2.2 and linux 2.4. Linux 2.0 is not affected. I tested also FreeBSD, OpenBSD, Windows 95 and DOS and they all work. The problem is that linux doesn't find the video card: after lilo has loaded the kernel the