Subject: Re: Broadband adapter == RTL8139C
To: Marcus Comstedt <>
From: Jason R Thorpe <>
List: port-dreamcast
Date: 01/24/2001 08:21:04
On Wed, Jan 24, 2001 at 02:49:42PM +0100, Marcus Comstedt wrote:

 > Since the rtk driver seems to support both pci and cardbus, I guess it
 > shouldn't be to hard to make it work with the DC pci emulation as
 > well...  What happens is that when I activate the SEGA chip, the
 > RTL8193C:s registers appear memory-mapped at a special address.  DMA
 > buffers are allocated from a dedicated memory at another special
 > address.  And, uh, that's it I guess.  Oh, there's an interrupt too.

Does the 8139's PCI configuration space get mapped anywhere?

Anyway, you'll still need bus_dma and bus_space -- the rtk driver
depends on it.

All this special stuff can be easily encapsulated in bus_dma and bus_space.

        -- Jason R. Thorpe <>