default ARC_CPU_770 if ISA_ARCOMPACT
default ARC_CPU_HS if ISA_ARCV2
-if ISA_ARCOMPACT
-
-config ARC_CPU_750D
- bool "ARC750D"
- select ARC_CANT_LLSC
- help
- Support for ARC750 core
-
config ARC_CPU_770
bool "ARC770"
+ depends on ISA_ARCOMPACT
select ARC_HAS_SWAPE
help
Support for ARC770 core introduced with Rel 4.10 (Summer 2011)
-Caches: New Prog Model, Region Flush
-Insns: endian swap, load-locked/store-conditional, time-stamp-ctr
-endif #ISA_ARCOMPACT
-
config ARC_CPU_HS
bool "ARC-HS"
depends on ISA_ARCV2
choice
prompt "MMU Version"
- default ARC_MMU_V3 if ARC_CPU_770
- default ARC_MMU_V2 if ARC_CPU_750D
- default ARC_MMU_V4 if ARC_CPU_HS
-
-if ISA_ARCOMPACT
-
-config ARC_MMU_V1
- bool "MMU v1"
- help
- Orig ARC700 MMU
-
-config ARC_MMU_V2
- bool "MMU v2"
- help
- Fixed the deficiency of v1 - possible thrashing in memcpy scenario
- when 2 D-TLB and 1 I-TLB entries index into same 2way set.
+ default ARC_MMU_V3 if ISA_ARCOMPACT
+ default ARC_MMU_V4 if ISA_ARCV2
config ARC_MMU_V3
bool "MMU v3"
- depends on ARC_CPU_770
+ depends on ISA_ARCOMPACT
help
Introduced with ARC700 4.10: New Features
Variable Page size (1k-16k), var JTLB size 128 x (2 or 4)
Shared Address Spaces (SASID)
-endif
-
config ARC_MMU_V4
bool "MMU v4"
depends on ISA_ARCV2
config ARC_PAGE_SIZE_16K
bool "16KB"
- depends on ARC_MMU_V3 || ARC_MMU_V4
config ARC_PAGE_SIZE_4K
bool "4KB"