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42 lines
940 B
C
42 lines
940 B
C
/*
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* IRIX prctl interface
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*
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* The IRIX kernel maps a page at PRDA_ADDRESS with the
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* contents of prda and fills it the bits on prda_sys.
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*/
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#ifndef __PRCTL_H__
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#define __PRCTL_H__
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#define PRDA_ADDRESS 0x200000L
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#define PRDA ((struct prda *) PRDA_ADDRESS)
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struct prda_sys {
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pid_t t_pid;
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u32 t_hint;
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u32 t_dlactseq;
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u32 t_fpflags;
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u32 t_prid; /* processor type, $prid CP0 register */
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u32 t_dlendseq;
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u64 t_unused1[5];
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pid_t t_rpid;
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s32 t_resched;
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u32 t_unused[8];
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u32 t_cpu; /* current/last cpu */
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/* FIXME: The signal information, not supported by Linux now */
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u32 t_flags; /* if true, then the sigprocmask is in userspace */
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u32 t_sigprocmask [1]; /* the sigprocmask */
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};
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struct prda {
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char fill [0xe00];
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struct prda_sys prda_sys;
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};
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#define t_sys prda_sys
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ptrdiff_t prctl(int op, int v1, int v2);
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#endif
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