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Thu, 01 Oct 2020 13:38:35 -0700 (PDT) Subject: Re: [PATCH 0/6 v14] KASan for Arm To: Linus Walleij References: <20201001152232.274367-1-linus.walleij@linaro.org> <39a52fa8-4297-0072-755f-8c904227f12d@gmail.com> From: Florian Fainelli Message-ID: <36537724-a850-02d0-dc20-dfa422a3bbe1@gmail.com> Date: Thu, 1 Oct 2020 13:38:28 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.3.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201001_163838_395907_38D6166C X-CRM114-Status: GOOD ( 18.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Abbott Liu , Russell King , Mike Rapoport , Andrey Ryabinin , Ard Biesheuvel , Linux ARM Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10/1/2020 1:34 PM, Linus Walleij wrote: > On Thu, Oct 1, 2020 at 9:19 PM Florian Fainelli 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel