Kconfig 659 B

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  1. config ACTIONS_PRINTK_DMA
  2. bool "printk use uart dma transfer"
  3. depends on !LOG_PRINTK
  4. select UART_DMA_DRIVEN
  5. default n
  6. help
  7. printk use uart dma transfer.
  8. config PRINTK_DMA_FULL_LOST
  9. bool "printk lost if dma buf full"
  10. depends on ACTIONS_PRINTK_DMA
  11. default y
  12. help
  13. printk lost if dma buf full.
  14. config PRINTK_TIME_FREFIX
  15. bool "printk add time prefix"
  16. depends on ACTIONS_PRINTK_DMA
  17. default n
  18. help
  19. printk add time prefix.
  20. config KERNEL_SHOW_STACK
  21. bool "support show stack"
  22. default n
  23. help
  24. support show stack and crash show stack.
  25. config DMA_PRINTK_BUF_SIZE
  26. int "Printk dma buffer size"
  27. default 4096
  28. help
  29. Printk dma buffer size.