Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t

[Alexander Graf]

On 05.04.2010, at 14:41, malc wrote:

> On Mon, 5 Apr 2010, Paul Brook wrote:
> 
>> I think I got all the tcg backend bits right, but can't test most of them. 
>> Please test and report any problems.
>> 
>> Historically the qemu tlb "addend" field was used for both RAM and IO 
>> accesses,
>> so needed to be able to hold both host addresses (unsigned long) and guest
>> physical addresses (target_phys_addr_t).  However since the introduction of
>> the iotlb field it has only been used for RAM accesses.
>> 
>> This means we can change the type of addend to unsigned long, and remove
>> associated hacks in the big-endian TCG backends.
>> 
>> We can also remove the host dependence from target_phys_addr_t.
>> 
>> Signed-off-by: Paul Brook <address@hidden>
> 
> PPC32 seems to be operational.
> 
> Alexander: Can you please test it a bit more thoroughly, my PPCs are a bit
>           on the slow side.

Test what exactly? Booting random guests with TCG on PPC?


Alex