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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-08-02 14:29:40 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-08-08 13:24:27 -0700 |
| commit | 2d708164e0475064e0e2167bd73e8570e22df1e0 (patch) | |
| tree | f17712dd84f0ac07f6640ceee314fca2259bfe81 /linux-user/ppc/target_mman.h | |
| parent | c8fb5cf97da11af11def1e910920c9ead03c304a (diff) | |
linux-user: Define TASK_UNMAPPED_BASE in $guest/target_mman.h
Provide default values that are as close as possible to the
values used by the guest's kernel.
Tested-by: Helge Deller <deller@gmx.de>
Reviewed-by: Helge Deller <deller@gmx.de>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'linux-user/ppc/target_mman.h')
| -rw-r--r-- | linux-user/ppc/target_mman.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/linux-user/ppc/target_mman.h b/linux-user/ppc/target_mman.h index 67cc218f2e..04f99c6077 100644 --- a/linux-user/ppc/target_mman.h +++ b/linux-user/ppc/target_mman.h @@ -4,6 +4,19 @@ #define TARGET_MAP_NORESERVE 0x40 #define TARGET_MAP_LOCKED 0x80 +/* + * arch/powerpc/include/asm/task_size_64.h + * TASK_UNMAPPED_BASE_USER32 (PAGE_ALIGN(TASK_SIZE_USER32 / 4)) + * TASK_UNMAPPED_BASE_USER64 (PAGE_ALIGN(DEFAULT_MAP_WINDOW_USER64 / 4)) + * TASK_SIZE_USER32 (0x0000000100000000UL - (1 * PAGE_SIZE)) + * DEFAULT_MAP_WINDOW_USER64 TASK_SIZE_64TB (with 4k pages) + */ +#ifdef TARGET_PPC64 +#define TASK_UNMAPPED_BASE 0x0000100000000000ull +#else +#define TASK_UNMAPPED_BASE 0x40000000 +#endif + #include "../generic/target_mman.h" #endif |