status report 01022004

[David Jones]

Hi Oleg

Thanks for the great work!

Do you have your patches or a combined patch posted
somewhere where it can be downloaded?  I have a
working compile from G Almasi 2004-01-24 patch but I'm
having trouble getting his 2004-01-29 patch to work
correctly.

Thanks
    Dave

--- Oleg Gusev <oleg@usm.uni-muenchen.de> wrote:
> 
>  Hi guys,
> 
>  the driver for sa1100 /proc/cpu/registers/* is
> found 
>  and compiled into the kernel. Now one can see the
>  register contents with a simple 'cat'. The problem
> with 'orinoco_cs'
>  is resolved too, it was my fault in 'make
> menuconfig'.
>  The gps card is visible after manual 'mknod',
>  but 'stty' is missing together with other useful
> things like 'gpsd'
>  (while httpd is in!!!). The backlight switches off
> after 10 minutes,
>  so some primitive PM is still functioning.
>  Now to the problems. 
> - There are two /proc/cpu entries with the same
> inode number!?
> - Note the zero entry for SA1101, since it is
> requested without
>  setting .start and .end :
>  # cat /proc/iomem
> 00000000-00000000 : SA1101
> 18161000-181611ff : irqs
> 181e0000-181e01ff : PCMCIA
> 20000000-2fffffff : PCMCIA
> 30000000-3fffffff : PCMCIA
> 80010000-80010023 : serial_sa1100
> 80050000-80050023 : serial_sa1100
> 80070060-80070077 : SSP
> 90050000-9005ffff : irqs
> c0000000-c0ffffff : System RAM
>   c021a000-c034bc4f : Kernel code
>   c034bc50-c0393c87 : Kernel data
> 
> I have added .start and .end, so now it looks better
> # cat /proc/iomem
> 18000000-18400000 : SA1101
>   18161000-181611ff : irqs
>   181e0000-181e01ff : PCMCIA
> 20000000-2fffffff : PCMCIA
> 30000000-3fffffff : PCMCIA
> 80010000-80010023 : serial_sa1100
> 80050000-80050023 : serial_sa1100
> 80070060-80070077 : SSP
> 90050000-9005ffff : irqs
> c0000000-c0ffffff : System RAM
>   c021a000-c034bc6f : Kernel code
>   c034bc70-c0393c87 : Kernel data
> 
> BTW, why SA1101 has 0x00800000 length in map_io 
> and where should the sa1101 "video" memory appear on
> the bus ??
> My manual says the registers take 0x00400000 
> or do i misread something?
> Now we need to make sa1101 control registers visible
> in /proc...
> Something is still f*cked up with pcmcia irq
> handling, but
> taking the network card out and reinserting it
> helps.
> It seems that with some more effort soon we will
> have j820
> functioning properly :)
> 
>  Oleg.
> 
> --
> Mailing list info:
http://lists.linux.it/listinfo/jornada820


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