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Implemented new syscalls for 32 and 64 bit atomic operations.

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They are only used if the architecture doesn't support them directly.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4360 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
beveloper
2003-08-21 23:02:00 +00:00
parent fb16941a02
commit 50e0ce4bee
13 changed files with 453 additions and 138 deletions
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headers/private/kernel/syscalls.h
+13 -6
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@@ -108,12 +108,19 @@ int sys_port_set_owner(port_id port, team_id team);
int sys_port_write(port_id port, int32 msg_code, const void *msg_buffer, size_t buffer_size);
int sys_port_write_etc(port_id port, int32 msg_code, const void *msg_buffer, size_t buffer_size, uint32 flags, bigtime_t timeout);
/* atomic_* ops (needed for cpus that dont support them directly) */
int sys_atomic_add(int *val, int incr);
int sys_atomic_and(int *val, int incr);
int sys_atomic_or(int *val, int incr);
int sys_atomic_set(int *val, int set_to);
int sys_test_and_set(int *val, int set_to, int test_val);
/* atomic_* ops (needed for CPUs that don't support them directly) */
int32 _kern_atomic_set(vint32 *value, int32 newValue);
int32 _kern_atomic_test_and_set(vint32 *value, int32 newValue, int32 testAgainst);
int32 _kern_atomic_add(vint32 *value, int32 addValue);
int32 _kern_atomic_and(vint32 *value, int32 andValue);
int32 _kern_atomic_or(vint32 *value, int32 orValue);
int32 _kern_atomic_read(vint32 *value);
int64 _kern_atomic_set64(vint64 *value, int64 newValue);
int64 _kern_atomic_test_and_set64(vint64 *value, int64 newValue, int64 testAgainst);
int64 _kern_atomic_add64(vint64 *value, int64 addValue);
int64 _kern_atomic_and64(vint64 *value, int64 andValue);
int64 _kern_atomic_or64(vint64 *value, int64 orValue);
int64 _kern_atomic_read64(vint64 *value);
int sys_sysctl(int *, uint, void *, size_t *, void *, size_t);
int sys_socket(int, int, int);