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Openocd/Raspberrypi2_native

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May 24th, 2023
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  1. #
  2. # Config for using Raspberry Pi's expansion header
  3. #
  4. # This is best used with a fast enough buffer but also
  5. # is suitable for direct connection if the target voltage
  6. # matches RPi's 3.3V and the cable is short enough.
  7. #
  8. # Do not forget the GND connection, pin 6 of the expansion header.
  9. #
  10.  
  11. adapter driver bcm2835gpio
  12.  
  13. bcm2835gpio_peripheral_base 0x3F000000
  14.  
  15. # Transition delay calculation: SPEED_COEFF/khz - SPEED_OFFSET
  16. # These depend on system clock, calibrated for stock 700MHz
  17. # bcm2835gpio_speed SPEED_COEFF SPEED_OFFSET
  18. bcm2835gpio_speed_coeffs 146203 36
  19.  
  20. # Each of the JTAG lines need a gpio number set: tck tms tdi tdo
  21. # Header pin numbers: 23 22 19 21
  22. bcm2835gpio_jtag_nums 11 25 10 9
  23.  
  24. # Each of the SWD lines need a gpio number set: swclk swdio
  25. # Header pin numbers: 26 24
  26. bcm2835gpio_swd_nums 7 8
  27.  
  28. # If you define trst or srst, use appropriate reset_config
  29. # Header pin numbers: TRST - 26, SRST - 18
  30.  
  31.  
  32.  
  33. # bcm2835gpio_trst_num 7
  34. # reset_config trst_only
  35.  
  36. bcm2835gpio_srst_num 10
  37. reset_config srst_only srst_push_pull
  38.  
  39.  
  40. # or if you have both connected,
  41. # reset_config trst_and_srst srst_push_pull
  42.  
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