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Tristan Ross ๐Ÿ˜บโ„๏ธ
13.7K posts
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Tristan Ross ๐Ÿ˜บโ„๏ธ
@RossComputerGuy
I like computers and cats. ใกใ‚‡ใฃใจๆ—ฅๆœฌ่ชžไธŠๆ‰‹ใ€‚ใซใ‚ƒใƒผ Ko-fi: ko-fi.com/rosscomputerguy
San Diego, California, USA
tristanxr.com
Joined January 2015
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    Tristan Ross ๐Ÿ˜บโ„๏ธ
    @RossComputerGuy
    Jun 10, 2024
    I write posts and try to do them daily or at least weekly. Check out my site (tristanxr.com) for my latest posts. I often write about topics like ARM, RISC-V, NixOS, and things I am interested in or involved in.
    tristanxr.com
    Tristan Ross
    Nix, Zig, & Linux Developer
    13K
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    Tristan Ross ๐Ÿ˜บโ„๏ธ
    @RossComputerGuy
    23h
    Going to be booting NixOS on River RC1.f, Delta V1.
    429
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    Tristan Ross ๐Ÿ˜บโ„๏ธ
    @RossComputerGuy
    Aug 2
    Claude traced River and found it didn't correctly change modes. It figured that out via a unit test dumping a vcd file and some python to decode it.
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    Tristan Ross ๐Ÿ˜บโ„๏ธ
    @RossComputerGuy
    Aug 2
    Ofc this is something which I updated in claude-for-hardware. I'm really hoping that tools like Claude can help figure out these weird edge cases. It does take someone knowing how this stuff works to direct an LLM. However, LLM's are becoming a very powerful and useful tool. For
    user avatar
    Tristan Ross ๐Ÿ˜บโ„๏ธ
    @RossComputerGuy
    Aug 2
    Claude and I spent like 4 or 5 hours yesterday diving into why DDR wasn't working. It led to the serdes not working with nextpnr. Vivado built bitstreams worked but not when done through nextpnr. Disassembled the pre built Vivado bitstream for UberDDR3 and did some research. The
    275
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    Tristan Ross ๐Ÿ˜บโ„๏ธ
    @RossComputerGuy
    Aug 2
    Claude and I spent like 4 or 5 hours yesterday diving into why DDR wasn't working. It led to the serdes not working with nextpnr. Vivado built bitstreams worked but not when done through nextpnr. Disassembled the pre built Vivado bitstream for UberDDR3 and did some research. The
    832

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