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标题: how to jtag/swd cortex-a55 of rk3568 using openocd [打印本页]

作者: feelthat    时间: 2022-9-28 16:00
标题: how to jtag/swd cortex-a55 of rk3568 using openocd
本帖最后由 feelthat 于 2022-10-3 23:28 编辑

1. Jtag Tap ID
2. Debug Base Address
3. cross trigger interface address

any idea for it?  
(rk3568 is armv8-a cortex-a55)
恳请版主 或 原厂相关 给一下解答 若有高手 也请协助
感谢 感谢

作者: feelthat    时间: 2022-10-11 08:49
本帖最后由 feelthat 于 2022-12-28 11:59 编辑

answer at this link  by Jesse Stone
https://fatalfeel.blogspot.com/2022/12/rk3566-rk3568-swd-debug.html

ps: after 2020 the firmware need unlock bin file for jtag to make it work

demo:
https://www.mediafire.com/view/zv37ffy0d4jjpgd/rk3568_jtag03.png





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