[PATCH 0/6 v14] KASan for Arm

Florian Fainelli f.fainelli at gmail.com
Thu Oct 1 16:38:28 EDT 2020



On 10/1/2020 1:34 PM, Linus Walleij wrote:
> On Thu, Oct 1, 2020 at 9:19 PM Florian Fainelli <f.fainelli at gmail.com> wrote:
> 
>> The physical memory map looks like this:
>>
>> 0..3GB -> DRAM
>> 3GB..4GB -> Registers, Boot ROM, Boot SRAM
>> 4GB..12GB -> DRAM extension
>>
>> Do any of the platforms you use for testing have a similar memory map?
>> Could you try to contrive a QEMU machine to have something similar in
> 
> Nothing with the DRAM extension, no. I do test on a bunch of
> platforms that have the RAM at starting at 0x0.
> 
>> case that helps reproducing these failures?
> 
> Are these Broadcom chips hard to get for me? 

Yes they are hard for you to get.

> If it is a reference
> design I can certainly afford to just buy one. If there is a hackable
> product I can buy and pry apart and play with just point me at it
> and I'll get it.

Testing anything or asking me to sprinkle debug would probably be 
easier. Have you got your hands on a Raspberry Pi 4? That one would be 
quite similar to one of our Broadcom STB chips (7211) and I would be 
curious to know if it even works there.
-- 
Florian



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