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Linux/arch/unicore32/mm/Kconfig

  1 comment "Processor Type"
  2 
  3 # Select CPU types depending on the architecture selected.  This selects
  4 # which CPUs we support in the kernel image, and the compiler instruction
  5 # optimiser behaviour.
  6 
  7 config CPU_UCV2
  8         def_bool y
  9 
 10 comment "Processor Features"
 11 
 12 config CPU_ICACHE_DISABLE
 13         bool "Disable I-Cache (I-bit)"
 14         help
 15           Say Y here to disable the processor instruction cache. Unless
 16           you have a reason not to or are unsure, say N.
 17 
 18 config CPU_DCACHE_DISABLE
 19         bool "Disable D-Cache (D-bit)"
 20         help
 21           Say Y here to disable the processor data cache. Unless
 22           you have a reason not to or are unsure, say N.
 23 
 24 config CPU_DCACHE_WRITETHROUGH
 25         bool "Force write through D-cache"
 26         help
 27           Say Y here to use the data cache in writethrough mode. Unless you
 28           specifically require this or are unsure, say N.
 29 
 30 config CPU_DCACHE_LINE_DISABLE
 31         bool "Disable D-cache line ops"
 32         default y
 33         help
 34           Say Y here to disable the data cache line operations.
 35 
 36 config CPU_TLB_SINGLE_ENTRY_DISABLE
 37         bool "Disable TLB single entry ops"
 38         default y
 39         help
 40           Say Y here to disable the TLB single entry operations.
 41 
 42 config SWIOTLB
 43         def_bool y
 44 
 45 config IOMMU_HELPER
 46         def_bool SWIOTLB
 47 
 48 config NEED_SG_DMA_LENGTH
 49         def_bool SWIOTLB
 50 

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