Re: [PATCH 0/1] [RFC][NOT WORKING] amiga: pcmcia: inb()/inw() on GAYLE_IO space

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On Sat, Nov 02, 2024 at 03:02:16PM +1300, Michael Schmitz wrote:
AFAIK the Gayle MMIO region is already mapped in head.S, and
does not need ioremap() at all.

Uhm, ok.
 
1) ioreamp() sock->phys_io, and subtract the GAYLE_IO offset (see
sock->socket.io_offset).

or

2) set Amiga base IO port to 0x0 and patch
drivers/pcmcia/rsrc_mgr.c::static_find_io() (see https://dpaste.com//B75LTFF3V)

In both case the 3c589_cs driver request an I/O aperture at 0x0300, large
0x0010, receives it, but all read operations return 0xff or 0xffff.

Can you post your .config? I wonder whether the
CONFIG_ATARI_ROM_ISA option is set, because that would mess
up inb()/outb() for ports < 0x400.

I cleaned up and made some progress, and now the first network card works: a
Corega ethernet PCMCIA supported by pcnet_cs - the same card is already
supported in the apne driver, though with the PCMCIA bridge, you get hot
plugging too.

Unfortunately, other PCMCIA cards I tested still don't work (an Etherlink
ethernet card, a CF adapter, a Ratoc serial card, and an 802.11 wifi card - all
of them with varying degrees of "not working").

I should probably repost the cleaned up driver.
-- 
bye,
p.




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