On 6/23/21 5:53 PM, Jason Thorpe wrote:
Thanks for the pointer! Yes, it seems like that might be similar to what I need...
create new address spaces (rather than using the "system" address space) for
the PCI memory and I/O regions (I need to do this for PCI configuration space, too,
> On Jun 23, 2021, at 5:42 PM, Philippe Mathieu-Daudé wrote:
>
>> I'm trying to wrap my head around how to achieve this in Qemu. I don't see
>> an obvious way from my initial study of how the PCI code and memory regions
>> work. Some guidance would be appreciated!
>
> Is bitband_ops[]
On 6/24/21 2:27 AM, Jason Thorpe wrote:
> As a "learn the internals of Qemu a little better" exercise, I am planning to
> write models for some older Alpha systems, initially for one based on the
> LCA45. One of the quirks of these old systems, though, is lack of byte/word
> load/store. So,
As a "learn the internals of Qemu a little better" exercise, I am planning to
write models for some older Alpha systems, initially for one based on the
LCA45. One of the quirks of these old systems, though, is lack of byte/word
load/store. So, to support 8- and 16-bit accesses to I/O devices,