Changeset 1479562 in mainline for kernel/arch/amd64/include/mm/as.h


Ignore:
Timestamp:
2010-11-15T23:02:23Z (13 years ago)
Author:
Jakub Jermar <jakub@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
74c57908
Parents:
dd567c6
Message:

Let copy_from/to_uspace() detect attempts to access the address space memory
hole on amd64.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • kernel/arch/amd64/include/mm/as.h

    rdd567c6 r1479562  
    3636#define KERN_amd64_AS_H_
    3737
     38#define ADDRESS_SPACE_HOLE_START        0x0000800000000000ULL
     39#define ADDRESS_SPACE_HOLE_END          0xffff7fffffffffffULL
     40
    3841#define KERNEL_ADDRESS_SPACE_SHADOWED_ARCH  0
    3942
    40 #define KERNEL_ADDRESS_SPACE_START_ARCH  (unsigned long) 0xffff800000000000
    41 #define KERNEL_ADDRESS_SPACE_END_ARCH    (unsigned long) 0xffffffffffffffff
     43#define KERNEL_ADDRESS_SPACE_START_ARCH 0xffff800000000000ULL
     44#define KERNEL_ADDRESS_SPACE_END_ARCH   0xffffffffffffffffULL
    4245
    43 #define USER_ADDRESS_SPACE_START_ARCH    (unsigned long) 0x0000000000000000
    44 #define USER_ADDRESS_SPACE_END_ARCH      (unsigned long) 0x00007fffffffffff
     46#define USER_ADDRESS_SPACE_START_ARCH   0x0000000000000000ULL
     47#define USER_ADDRESS_SPACE_END_ARCH     0x00007fffffffffffULL
    4548
    4649#define USTACK_ADDRESS_ARCH  (USER_ADDRESS_SPACE_END_ARCH - (PAGE_SIZE - 1))
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