Kconfig 1.2 KB

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  1. comment "Processor Type"
  2. # Select CPU types depending on the architecture selected. This selects
  3. # which CPUs we support in the kernel image, and the compiler instruction
  4. # optimiser behaviour.
  5. config CPU_UCV2
  6. def_bool y
  7. comment "Processor Features"
  8. config CPU_ICACHE_DISABLE
  9. bool "Disable I-Cache (I-bit)"
  10. help
  11. Say Y here to disable the processor instruction cache. Unless
  12. you have a reason not to or are unsure, say N.
  13. config CPU_DCACHE_DISABLE
  14. bool "Disable D-Cache (D-bit)"
  15. help
  16. Say Y here to disable the processor data cache. Unless
  17. you have a reason not to or are unsure, say N.
  18. config CPU_DCACHE_WRITETHROUGH
  19. bool "Force write through D-cache"
  20. help
  21. Say Y here to use the data cache in writethrough mode. Unless you
  22. specifically require this or are unsure, say N.
  23. config CPU_DCACHE_LINE_DISABLE
  24. bool "Disable D-cache line ops"
  25. default y
  26. help
  27. Say Y here to disable the data cache line operations.
  28. config CPU_TLB_SINGLE_ENTRY_DISABLE
  29. bool "Disable TLB single entry ops"
  30. default y
  31. help
  32. Say Y here to disable the TLB single entry operations.
  33. config SWIOTLB
  34. def_bool y
  35. config IOMMU_HELPER
  36. def_bool SWIOTLB
  37. config NEED_SG_DMA_LENGTH
  38. def_bool SWIOTLB