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Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode
From: |
Richard Henderson |
Subject: |
Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode |
Date: |
Tue, 23 Jun 2020 13:06:27 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 |
On 6/23/20 12:55 PM, Derrick McKee wrote:
> Hi Richard,
>
> I am currently doing research with MTE, and Arm's FVP leaves a lot to
> be desired. Is there some way I can get access to your QEMU changes
> that enable MTE for system emulation? Thanks.
You can apply this patch set to qemu master. ;-)
But more seriously, this patch set is in the tree at
https://github.com/rth7680/qemu/tree/tgt-arm-mte
r~
>
> On Tue, Jun 23, 2020 at 3:37 PM Richard Henderson
> <richard.henderson@linaro.org> wrote:
>>
>> Version 8 incorporates quite a bit of review (thanks, PMM):
>>
>> * Include HCR_DCT in the HCR_EL2 update.
>> * Use a separate decode function for ADDG/SUBG.
>> * Use the system arm_cpu_do_unaligned_access for user-only as well.
>> * Fix alignment for LDG.
>> * Fix no-fault for mte_probe1.
>> * Rearrage how tagged pages are recorded.
>>
>> and perhaps most visibly, for those tracking the kernel patches:
>>
>> * Add arm,armv8.5-memtag to the dtb.
- Re: [PATCH v8 42/45] target/arm: Cache the Tagged bit for a page in MemTxAttrs, (continued)
- [PATCH v8 41/45] target/arm: Always pass cacheattr to get_phys_addr, Richard Henderson, 2020/06/23
- [PATCH v8 43/45] target/arm: Create tagged ram when MTE is enabled, Richard Henderson, 2020/06/23
- [PATCH v8 44/45] target/arm: Add allocation tag storage for system mode, Richard Henderson, 2020/06/23
- [PATCH v8 45/45] target/arm: Enable MTE, Richard Henderson, 2020/06/23
- Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode, Derrick McKee, 2020/06/23
- Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode,
Richard Henderson <=
- Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode, no-reply, 2020/06/23
- Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode, Peter Maydell, 2020/06/25