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Re: [Qemu-devel] [PATCH RFC 0/3] basic support for composing sysbus devi


From: Blue Swirl
Subject: Re: [Qemu-devel] [PATCH RFC 0/3] basic support for composing sysbus devices
Date: Tue, 21 Jun 2011 00:32:16 +0300

On Mon, Jun 20, 2011 at 6:23 PM, Paul Brook <address@hidden> wrote:
>> > Yeah, that's why I said, "hard to do well".  It makes it very hard to add
>> > new socket types.
>>
>> PCI, USB, IDE, SCSI, SBus, what else? APICBus? I2C? 8 socket types
>> ought to be enough for anybody.
>
> Off the top of my head: AClink (audio), i2s (audio), SSI/SSP (synchonous
> serial), Firewire, rs232, CAN, FibreChannel, ISA, PS2, ADB (apple desktop bus)
> and probably a bunch of others I've missed.  There's also a bunch of all-but
> extinct system architectures with interesting bus-level features (MCA, NuBus,
> etc.)

Are these really buses with identifiable sockets? For example, it's
not possible to enumerate the users of ISA bus or RS-232.



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