Re: [Qemu-devel] [PATCH 00/11] ISA bus improvements

[Jan Kiszka]

On 2011-09-18 16:56, Hervé Poussineau wrote:
> Following patches aim to change ISA bus to a first-citizen class in Qemu.
> 
> They add ISA bus ops, like for scsi and usb buses.
> 
> Current ISA bridges (PIIX3, PIIX4, EBUS and VT82C686) are converted
> to this new API, and a simple 'isabus-bridge' device is added.
> 
> isa_address_space() operation can probably be used to remove the
> infamous isa_mem_base variable. However, some work is already done
> in this direction on the ML, so I didn't change anything.
> 
> Finally, add bus argument to isa_create() functions, so architectures
> with multiple ISA buses (like some Alpha systems) can be emulated.
> 
> As RFC didn't receive much comments, I put this serie as patches.

Nice work. I had something similar unfinished here, but this one looks
better on first glace.

Still, I would go one step further and kill the global default isa_bus:
all ISA API user should pass in the bus they created and obtained from
some creator.

Jan

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