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ARMv8.2-LPA support

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Change-Id: I12a6eac55af2e7f6a643e4e04ed59a85769f4063
This commit is contained in:
TOIDA,Suguru
2018-11-30 09:18:52 +09:00
committed by Masamichi Takagi
parent 4ba4bbd711
commit 96b6d773a9
6 changed files with 47 additions and 37 deletions
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11
arch/arm64/kernel/include/arch/mman.h
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@@ -21,14 +21,9 @@
/* Bits [26:31] are reserved, see mman-common.h for MAP_HUGETLB usage */
#define MAP_HUGE_SHIFT 26
#if FIRST_LEVEL_BLOCK_SUPPORT
# define MAP_HUGE_FIRST_BLOCK (__PTL3_SHIFT << MAP_HUGE_SHIFT)
# define MAP_HUGE_FIRST_CONT_BLOCK (__PTL3_CONT_SHIFT << MAP_HUGE_SHIFT)
#else
# define MAP_HUGE_FIRST_BLOCK -1 /* not supported */
# define MAP_HUGE_FIRST_CONT_BLOCK -1 /* not supported */
#endif
#define MAP_HUGE_SECOND_BLOCK (__PTL2_SHIFT << MAP_HUGE_SHIFT)
#define MAP_HUGE_FIRST_BLOCK (__PTL3_SHIFT << MAP_HUGE_SHIFT)
#define MAP_HUGE_FIRST_CONT_BLOCK (__PTL3_CONT_SHIFT << MAP_HUGE_SHIFT)
#define MAP_HUGE_SECOND_BLOCK (__PTL2_SHIFT << MAP_HUGE_SHIFT)
#define MAP_HUGE_SECOND_CONT_BLOCK (__PTL2_CONT_SHIFT << MAP_HUGE_SHIFT)
#define MAP_HUGE_THIRD_CONT_BLOCK (__PTL1_CONT_SHIFT << MAP_HUGE_SHIFT)

11
arch/arm64/kernel/include/arch/shm.h
View File

@@ -6,14 +6,9 @@
/* shmflg */
#define SHM_HUGE_SHIFT 26
#if FIRST_LEVEL_BLOCK_SUPPORT
# define SHM_HUGE_FIRST_BLOCK (__PTL3_SHIFT << SHM_HUGE_SHIFT)
# define SHM_HUGE_FIRST_CONT_BLOCK (__PTL3_CONT_SHIFT << SHM_HUGE_SHIFT)
#else
# define SHM_HUGE_FIRST_BLOCK -1 /* not supported */
# define SHM_HUGE_FIRST_CONT_BLOCK -1 /* not supported */
#endif
#define SHM_HUGE_SECOND_BLOCK (__PTL2_SHIFT << SHM_HUGE_SHIFT)
#define SHM_HUGE_FIRST_BLOCK (__PTL3_SHIFT << SHM_HUGE_SHIFT)
#define SHM_HUGE_FIRST_CONT_BLOCK (__PTL3_CONT_SHIFT << SHM_HUGE_SHIFT)
#define SHM_HUGE_SECOND_BLOCK (__PTL2_SHIFT << SHM_HUGE_SHIFT)
#define SHM_HUGE_SECOND_CONT_BLOCK (__PTL2_CONT_SHIFT << SHM_HUGE_SHIFT)
#define SHM_HUGE_THIRD_CONT_BLOCK (__PTL1_CONT_SHIFT << SHM_HUGE_SHIFT)