xref: /qemu/linux-user/x86_64/target_mman.h (revision 32e07fddc6d989dc5fdff4f9c9e47cb1f3911904)
12d708164SRichard Henderson /*
22d708164SRichard Henderson  * arch/x86/include/asm/processor.h:
32d708164SRichard Henderson  * TASK_UNMAPPED_BASE         __TASK_UNMAPPED_BASE(TASK_SIZE_LOW)
42d708164SRichard Henderson  * __TASK_UNMAPPED_BASE(S)    PAGE_ALIGN(S / 3)
52d708164SRichard Henderson  *
62d708164SRichard Henderson  * arch/x86/include/asm/page_64_types.h:
72d708164SRichard Henderson  * TASK_SIZE_LOW              DEFAULT_MAP_WINDOW
82d708164SRichard Henderson  * DEFAULT_MAP_WINDOW         ((1UL << 47) - PAGE_SIZE)
92d708164SRichard Henderson  */
102d708164SRichard Henderson #define TASK_UNMAPPED_BASE \
112d708164SRichard Henderson     TARGET_PAGE_ALIGN((1ull << TARGET_VIRT_ADDR_SPACE_BITS) / 3)
122d708164SRichard Henderson 
13*da2b71faSRichard Henderson /* arch/x86/include/asm/elf.h */
14*da2b71faSRichard Henderson #define ELF_ET_DYN_BASE       (TASK_UNMAPPED_BASE * 2)
15*da2b71faSRichard Henderson 
169f22020bSIlya Leoshkevich #include "../generic/target_mman.h"
17