/* Prototypes for system library functions. */ #ifndef _SYSLIB_H #define _SYSLIB_H #ifndef _TYPES_H #include #endif #ifndef _IPC_H #include #endif #ifndef _DEVIO_H #include #endif /* Forward declaration */ struct reg86u; #define SYSTASK SYSTEM /*==========================================================================* * Minix system library. * *==========================================================================*/ _PROTOTYPE( int _taskcall, (int who, int syscallnr, message *msgptr)); _PROTOTYPE( int sys_abort, (int how, ...)); _PROTOTYPE( int sys_exec, (int proc, char *ptr, char *aout, vir_bytes initpc)); _PROTOTYPE( int sys_fork, (int parent, int child)); _PROTOTYPE( int sys_newmap, (int proc, struct mem_map *ptr)); _PROTOTYPE( int sys_exit, (int proc)); _PROTOTYPE( int sys_trace, (int req, int proc, long addr, long *data_p)); _PROTOTYPE( int sys_svrctl, (int proc, int req, int priv,vir_bytes argp)); _PROTOTYPE( int sys_nice, (int proc, int priority)); _PROTOTYPE( int sys_int86, (struct reg86u *reg86p)); /* Shorthands for sys_sdevio() system call. */ #define sys_insb(port, proc_nr, buffer, count) \ sys_sdevio(DIO_INPUT, port, DIO_BYTE, proc_nr, buffer, count) #define sys_insw(port, proc_nr, buffer, count) \ sys_sdevio(DIO_INPUT, port, DIO_WORD, proc_nr, buffer, count) #define sys_outsb(port, proc_nr, buffer, count) \ sys_sdevio(DIO_OUTPUT, port, DIO_BYTE, proc_nr, buffer, count) #define sys_outsw(port, proc_nr, buffer, count) \ sys_sdevio(DIO_OUTPUT, port, DIO_WORD, proc_nr, buffer, count) _PROTOTYPE( int sys_sdevio, (int req, long port, int type, int proc_nr, void *buffer, int count)); /* Clock functionality: get system times or (un)schedule an alarm call. */ _PROTOTYPE( int sys_times, (int proc_nr, clock_t *ptr)); _PROTOTYPE(int sys_setalarm, (clock_t exp_time, int abs_time)); /* Shorthands for sys_irqctl() system call. */ #define sys_irqdisable(hook_id) \ sys_irqctl(IRQ_DISABLE, 0, 0, hook_id) #define sys_irqenable(hook_id) \ sys_irqctl(IRQ_ENABLE, 0, 0, hook_id) #define sys_irqsetpolicy(irq_vec, policy, hook_id) \ sys_irqctl(IRQ_SETPOLICY, irq_vec, policy, hook_id) #define sys_irqrmpolicy(irq_vec, hook_id) \ sys_irqctl(IRQ_RMPOLICY, irq_vec, 0, hook_id) _PROTOTYPE ( int sys_irqctl, (int request, int irq_vec, int policy, int *irq_hook_id) ); /* Shorthands for sys_vircopy() and sys_physcopy() system calls. */ #define sys_biosin(bios_vir, dst_vir, bytes) \ sys_vircopy(SELF, BIOS_SEG, bios_vir, SELF, D, dst_vir, bytes) #define sys_biosout(src_vir, bios_vir, bytes) \ sys_vircopy(SELF, D, src_vir, SELF, BIOS_SEG, bios_vir, bytes) #define sys_datacopy(src_proc, src_vir, dst_proc, dst_vir, bytes) \ sys_vircopy(src_proc, D, src_vir, dst_proc, D, dst_vir, bytes) #define sys_textcopy(src_proc, src_vir, dst_proc, dst_vir, bytes) \ sys_vircopy(src_proc, T, src_vir, dst_proc, T, dst_vir, bytes) #define sys_stackcopy(src_proc, src_vir, dst_proc, dst_vir, bytes) \ sys_vircopy(src_proc, S, src_vir, dst_proc, S, dst_vir, bytes) _PROTOTYPE(int sys_vircopy, (int src_proc, int src_seg, vir_bytes src_vir, int dst_proc, int dst_seg, vir_bytes dst_vir, phys_bytes bytes)); #define sys_abscopy(src_phys, dst_phys, bytes) \ sys_physcopy(NONE, PHYS_SEG, src_phys, NONE, PHYS_SEG, dst_phys, bytes) _PROTOTYPE(int sys_physcopy, (int src_proc, int src_seg, vir_bytes src_vir, int dst_proc, int dst_seg, vir_bytes dst_vir, phys_bytes bytes)); _PROTOTYPE(int sys_memset, (unsigned long pattern, phys_bytes base, phys_bytes bytes)); /* Vectored virtual / physical copy calls. */ #if DEAD_CODE /* library part not yet implemented */ _PROTOTYPE(int sys_virvcopy, (phys_cp_req *vec_ptr,int vec_size,int *nr_ok)); _PROTOTYPE(int sys_physvcopy, (phys_cp_req *vec_ptr,int vec_size,int *nr_ok)); #endif _PROTOTYPE(int sys_umap, (int proc_nr, int seg, vir_bytes vir_addr, vir_bytes bytes, phys_bytes *phys_addr)); _PROTOTYPE(int sys_segctl, (int *index, u16_t *seg, vir_bytes *off, phys_bytes phys, vir_bytes size)); /* Shorthands for sys_getinfo() system call. */ #define sys_getkmessages(dst) sys_getinfo(GET_KMESSAGES, dst, 0,0,0) #define sys_getkinfo(dst) sys_getinfo(GET_KINFO, dst, 0,0,0) #define sys_getmachine(dst) sys_getinfo(GET_MACHINE, dst, 0,0,0) #define sys_getproctab(dst) sys_getinfo(GET_PROCTAB, dst, 0,0,0) #define sys_getprivtab(dst) sys_getinfo(GET_PRIVTAB, dst, 0,0,0) #define sys_getproc(dst,nr) sys_getinfo(GET_PROC, dst, 0,0, nr) #define sys_getrandomness(dst) sys_getinfo(GET_RANDOMNESS, dst, 0,0,0) #define sys_getimage(dst) sys_getinfo(GET_IMAGE, dst, 0,0,0) #define sys_getirqhooks(dst) sys_getinfo(GET_IRQHOOKS, dst, 0,0,0) #define sys_getmonparams(v,vl) sys_getinfo(GET_MONPARAMS, v,vl, 0,0) #define sys_getschedinfo(v1,v2) sys_getinfo(GET_SCHEDINFO, v1,0, v2,0) #define sys_getlocktimings(dst) sys_getinfo(GET_LOCKTIMING, dst, 0,0,0) #define sys_getbiosbuffer(virp, sizep) sys_getinfo(GET_BIOSBUFFER, virp, \ sizeof(*virp), sizep, sizeof(*sizep)) _PROTOTYPE(int sys_getinfo, (int request, void *val_ptr, int val_len, void *val_ptr2, int val_len2) ); /* Signal control. */ _PROTOTYPE(int sys_kill, (int proc, int sig) ); _PROTOTYPE(int sys_sigsend, (int proc_nr, struct sigmsg *sig_ctxt) ); _PROTOTYPE(int sys_sigreturn, (int proc_nr, struct sigmsg *sig_ctxt) ); _PROTOTYPE(int sys_getksig, (int *k_proc_nr, sigset_t *k_sig_map) ); _PROTOTYPE(int sys_endksig, (int proc_nr) ); /* NOTE: two different approaches were used to distinguish the device I/O * types 'byte', 'word', 'long': the latter uses #define and results in a * smaller implementation, but looses the static type checking. */ _PROTOTYPE(int sys_voutb, (pvb_pair_t *pvb_pairs, int nr_ports) ); _PROTOTYPE(int sys_voutw, (pvw_pair_t *pvw_pairs, int nr_ports) ); _PROTOTYPE(int sys_voutl, (pvl_pair_t *pvl_pairs, int nr_ports) ); _PROTOTYPE(int sys_vinb, (pvb_pair_t *pvb_pairs, int nr_ports) ); _PROTOTYPE(int sys_vinw, (pvw_pair_t *pvw_pairs, int nr_ports) ); _PROTOTYPE(int sys_vinl, (pvl_pair_t *pvl_pairs, int nr_ports) ); /* Shorthands for sys_out() system call. */ #define sys_outb(p,v) sys_out((p), (unsigned long) (v), DIO_BYTE) #define sys_outw(p,v) sys_out((p), (unsigned long) (v), DIO_WORD) #define sys_outl(p,v) sys_out((p), (unsigned long) (v), DIO_LONG) _PROTOTYPE(int sys_out, (int port, unsigned long value, int type) ); /* Shorthands for sys_in() system call. */ #define sys_inb(p,v) sys_in((p), (unsigned long*) (v), DIO_BYTE) #define sys_inw(p,v) sys_in((p), (unsigned long*) (v), DIO_WORD) #define sys_inl(p,v) sys_in((p), (unsigned long*) (v), DIO_LONG) _PROTOTYPE(int sys_in, (int port, unsigned long *value, int type) ); #endif /* _SYSLIB_H */