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Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t
From: |
Alexander Graf |
Subject: |
Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t |
Date: |
Mon, 5 Apr 2010 23:38:29 +0200 |
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
- [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, Paul Brook, 2010/04/04
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, malc, 2010/04/05
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t,
Alexander Graf <=
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, malc, 2010/04/05
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, Alexander Graf, 2010/04/07
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, Alexander Graf, 2010/04/07
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, malc, 2010/04/07
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, Alexander Graf, 2010/04/07
- Re: [Qemu-devel] [Applied PATCH] Split TLB addend and target_phys_addr_t, malc, 2010/04/17