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| author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2003-06-05 00:57:30 +0000 |
|---|---|---|
| committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2003-06-05 00:57:30 +0000 |
| commit | 5286db75a80d4a4bcee3d0b0790daf85ce460d13 (patch) | |
| tree | f6a8bbc1441eb55cdd6a1401e1fb6533e1480600 | |
| parent | 917f95fd4d3e88b2813a3ff00050d63cf7d59307 (diff) | |
| download | qemu-5286db75a80d4a4bcee3d0b0790daf85ce460d13.zip qemu-5286db75a80d4a4bcee3d0b0790daf85ce460d13.tar.gz qemu-5286db75a80d4a4bcee3d0b0790daf85ce460d13.tar.bz2 | |
convert mmap flags (alpha fix)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@208 c046a42c-6fe2-441c-8c8c-71466251a162
| -rw-r--r-- | linux-user/syscall.c | 20 | ||||
| -rw-r--r-- | syscall-i386.h | 12 |
2 files changed, 30 insertions, 2 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 329fb0f..4a4a4f7 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -958,6 +958,18 @@ StructEntry struct_termios_def = { .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, }; +static bitmask_transtbl mmap_flags_tbl[] = { + { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, + { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, + { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, + { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, + { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, + { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, + { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, + { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, + { 0, 0, 0, 0 } +}; + #ifdef TARGET_I386 /* NOTE: there is really one LDT for all the threads */ @@ -1744,7 +1756,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, v4 = tswap32(vptr[3]); v5 = tswap32(vptr[4]); v6 = tswap32(vptr[5]); - ret = get_errno(target_mmap(v1, v2, v3, v4, v5, v6)); + ret = get_errno(target_mmap(v1, v2, v3, + target_to_host_bitmask(v4, mmap_flags_tbl), + v5, v6)); } break; #endif @@ -1753,7 +1767,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, #else case TARGET_NR_mmap: #endif - ret = get_errno(target_mmap(arg1, arg2, arg3, arg4, arg5, + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, arg6 << TARGET_PAGE_BITS)); break; case TARGET_NR_munmap: diff --git a/syscall-i386.h b/syscall-i386.h index 178b638..ea482bb 100644 --- a/syscall-i386.h +++ b/syscall-i386.h @@ -780,6 +780,18 @@ struct target_modify_ldt_ldt_s { }; +#define TARGET_MAP_SHARED 0x01 /* Share changes */ +#define TARGET_MAP_PRIVATE 0x02 /* Changes are private */ +#define TARGET_MAP_TYPE 0x0f /* Mask for type of mapping */ +#define TARGET_MAP_FIXED 0x10 /* Interpret addr exactly */ +#define TARGET_MAP_ANONYMOUS 0x20 /* don't use a file */ + +#define TARGET_MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#define TARGET_MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define TARGET_MAP_EXECUTABLE 0x1000 /* mark it as an executable */ +#define TARGET_MAP_LOCKED 0x2000 /* pages are locked */ +#define TARGET_MAP_NORESERVE 0x4000 /* don't check for reservations */ + /* vm86 defines */ #define TARGET_BIOSSEG 0x0f000 |