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[108.51.35.162]) by smtp.googlemail.com with ESMTPSA id c1sm35105qta.86.2020.09.29.16.41.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 29 Sep 2020 16:41:31 -0700 (PDT) Subject: Re: RISC-V testing needs on HW? To: Mohammed Billoo References: <883c0f38-e002-ce16-d196-933a8b700776@gmail.com> From: Sean Anderson Autocrypt: addr=seanga2@gmail.com; prefer-encrypt=mutual; keydata= mQENBFe74PkBCACoLC5Zq2gwrDcCkr+EPGsT14bsxrW07GiYzQhLCgwnPdEpgU95pXltbFhw 46GfyffABWxHKO2x+3L1S6ZxC5AiKbYXo7lpnTBYjamPWYouz+VJEVjUx9aaSEByBah5kX6a lKFZWNbXLAJh+dE1HFaMi3TQXXaInaREc+aO1F7fCa2zNE75ja+6ah8L4TPRFZ2HKQzve0/Y GXtoRw97qmnm3U36vKWT/m2AiLF619F4T1mHvlfjyd9hrVwjH5h/2rFyroXVXBZHGA9Aj8eN F2si35dWSZlIwXkNu9bXp0/pIu6FD0bI+BEkD5S7aH1G1iAcMFi5Qq2RNa041DfQSDDHABEB AAG0K1NlYW4gR2FsbGFnaGVyIEFuZGVyc29uIDxzZWFuZ2EyQGdtYWlsLmNvbT6JAVcEEwEK AEECGwMFCwkIBwIGFQgJCgsCBBYCAwECHgECF4ACGQEWIQSQYR1bzo1I0gPoYCg+6I/stKEQ bgUCXT+S2AUJB2TlXwAKCRA+6I/stKEQbhNOB/9ooea0hU9Sgh7PBloU6CgaC5mlqPLB7NTp +JkB+nh3Fqhk+qLZwzEynnuDLl6ESpVHIc0Ym1lyF4gT3DsrlGT1h0Gzw7vUwd1+ZfN0CuIx Rn861U/dAUjvbtN5kMBqOI4/5ea+0r7MACcIVnKF/wMXBD8eypHsorT2sJTzwZ6DRCNP70C5 N1ahpqqNmXe0uLdP0pu55JCqhrGw2SinkRMdWyhSxT56uNwIVHGhLTqH7Q4t1N6G1EH626qa SvIJsWlNpll6Y3AYLDw2/Spw/hqieS2PQ/Ky3rPZnvJt7/aSNYsKoFGX0yjkH67Uq8Lx0k1L w8jpXnbEPQN3A2ZJCbeM Message-ID: <9062ff02-6f93-5204-bc71-63e49134cadd@gmail.com> Date: Tue, 29 Sep 2020 19:41:30 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 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-20200929_194136_045404_BB85E00F X-CRM114-Status: GOOD ( 16.90 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-riscv@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 9/1/20 5:08 PM, Mohammed Billoo wrote: > I can access the memory regions without any issues. This is the output > of a program I slapped together: > > BusyBox v1.32.0.git (2020-09-01 14:37:15 EDT) hush - the humble shell > Enter 'help' for a list of built-in commands. > > / # memory_access > Hello World > Successfully opened /dev/mem > 0x80700000: 0x0 > 0x80700001: 0x0 > 0x80700002: 0x0 > 0x80700003: 0x0 > 0x80700004: 0x0 > 0x40700000: 0x0 > 0x40700001: 0x0 > 0x40700002: 0x0 > 0x40700003: 0x0 > 0x40700004: 0x0 > 0x50440000: 0xff Thanks for testing this. I eventually determined the cause of the bug was due to not setting K210_PLL_EN. > Looks like syscon is all 1s. Hm, that's strange. I'll have to try that out myself. > Is there some documentation on the K210 that has the register > definitions? There is no documentation of register definitions besides the SDK. --Sean _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv