blob: 8121a9a75bfd4f2a817544fa61de4909b818d3c7 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * IRIX prctl interface
3 *
4 * The IRIX kernel maps a page at PRDA_ADDRESS with the
5 * contents of prda and fills it the bits on prda_sys.
6 */
7
8#ifndef __PRCTL_H__
9#define __PRCTL_H__
10
11#define PRDA_ADDRESS 0x200000L
12#define PRDA ((struct prda *) PRDA_ADDRESS)
13
14struct prda_sys {
15 pid_t t_pid;
16 u32 t_hint;
17 u32 t_dlactseq;
18 u32 t_fpflags;
19 u32 t_prid; /* processor type, $prid CP0 register */
20 u32 t_dlendseq;
21 u64 t_unused1[5];
22 pid_t t_rpid;
23 s32 t_resched;
24 u32 t_unused[8];
25 u32 t_cpu; /* current/last cpu */
26
27 /* FIXME: The signal information, not supported by Linux now */
28 u32 t_flags; /* if true, then the sigprocmask is in userspace */
29 u32 t_sigprocmask [1]; /* the sigprocmask */
30};
31
32struct prda {
33 char fill [0xe00];
34 struct prda_sys prda_sys;
35};
36
37#define t_sys prda_sys
38
Ralf Baechle49a89ef2007-10-11 23:46:15 +010039ptrdiff_t prctl(int op, int v1, int v2);
Linus Torvalds1da177e2005-04-16 15:20:36 -070040
41#endif