[SeaBIOS] [coreboot] Seabios problems

[congedete at voila.fr]

I am back.
I give you those logs:
- I still have keyboard troubles in debuglevel=4
- Vista doesn't boot with your patch.

Thanks for your help.


> Message du 16/01/10 à 19h03
> De : "Kevin O'Connor" <kevin at koconnor.net>
> A : congedete at voila.fr
> Copie à : seabios at seabios.org, "coreboot" <coreboot at coreboot.org>
> Objet : Re: [coreboot] Seabios problems
> 
> 
> On Sat, Jan 16, 2010 at 12:06:01PM +0100, congedete at voila.fr wrote:
> > Hello Kevin,
> > 
> > I can't give you the full log for the keyboard problem. I think this
> > is a timeout issue: when I run Seabios in debuglevel=8, no problem,
> > but if debuglevel=1 or even 4, my keyboard don't want to initialize
> > most of the time. So, I suppose that sending debug data to the port
> > gives time to the keyboard to initialize correctly.
> > 
> > The attachment files are the logs you asked me reporting the Vista
> > booting error.  Do you use DMA since version 0.5.1 to boot ?
> 
> Lets try a couple of things.  For the keyboard, can you see if this
> change improves things?  In either case, can you send the output it
> produces?
> 
> --- a/src/ps2port.c
> +++ b/src/ps2port.c
> @@ -62,7 +62,7 @@ i8042_flush(void)
>              return 0;
>          udelay(50);
>          u8 data = inb(PORT_PS2_DATA);
> -        dprintf(7, "i8042 flushed %x (status=%x)\n", data, status);
> +        dprintf(1, "i8042 flushed %x (status=%x)\n", data, status);
>      }
>  
>      dprintf(1, "i8042 timeout on flush\n");
> 
> Your ps2 port has stale data in it, and I think that is causing the
> init process to get confused.
> 
> For the DMA issue, it looks like your drive isn't ready for it.  Can
> you see if this change improves things?
> 
> --- a/src/ata.c
> +++ b/src/ata.c
> @@ -856,6 +856,15 @@ init_drive_ata(struct drive_s *dummy, u16 *buffer)
>      // Register with bcv system.
>      add_bcv_internal(drive_g);
>  
> +    // XXX - set dma mode
> +    struct ata_pio_command cmd;
> +    memset(&cmd, 0, sizeof(cmd));
> +    cmd.command = ATA_CMD_SET_FEATURES;
> +    cmd.feature = 0x03;
> +    cmd.sector_count = 0x22; // mwDMA mode 2
> +    ret = ata_cmd_nondata(drive_g, &cmd);
> +    dprintf(1, "set drive=%p dma=%d\n", drive_g, ret);
> +
>      return drive_g;
>  }
>  
> 
> Thanks,
> -Kevin
> 
> -- 
> coreboot mailing list: coreboot at coreboot.org
> http://www.coreboot.org/mailman/listinfo/coreboot
> 
> 

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