minix/include/minix/syslib.h

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2005-04-21 16:53:53 +02:00
/* Prototypes for system library functions.
*
* Changes:
* Nov 15, 2004 unified sys_sigctl calls (Jorrit N. Herder)
* Oct 28, 2004 added nb_send, nb_receive (Jorrit N. Herder)
* Oct 26, 2004 added sys_sdevio (Jorrit N. Herder)
* Oct 18, 2004 added sys_irqctl (Jorrit N. Herder)
* Oct 10, 2004 removed sys_findproc (Jorrit N. Herder)
* Sep 23, 2004 added sys_getsig (Jorrit N. Herder)
* Sep 09, 2004 added sys_physcopy, sys_vircopy (Jorrit N. Herder)
* Sep 02, 2004 added sys_exit (Jorrit N. Herder)
* Aug 15, 2004 added sys_getinfo (Jorrit N. Herder)
* Jul 23, 2004 added sys_umap (Jorrit N. Herder)
* Jul 13, 2004 added sys_enable_iop, sys_phys2seg (Jorrit N. Herder)
* Mar 20, 2004 added sys_devio, sys_vdevio (Jorrit N. Herder)
*/
#ifndef _SYSLIB_H
#define _SYSLIB_H
#ifndef _TYPES_H
#include <sys/types.h>
#endif
#ifndef _IPC_H
#include <minix/ipc.h>
#endif
#ifndef _DEVIO_H
#include <minix/devio.h>
#endif
/*==========================================================================*
* Minix system library. *
*==========================================================================*/
_PROTOTYPE( int printf, (const char *fmt, ...) );
_PROTOTYPE( void kputc, (int c) );
_PROTOTYPE( int _taskcall, (int who, int syscallnr, message *msgptr) );
_PROTOTYPE( int sys_abort, (int how, ...) );
_PROTOTYPE( int sys_adjmap, (int proc, struct mem_map *ptr,
vir_clicks data_clicks, vir_clicks sp) );
_PROTOTYPE( int sys_copy, (int src_proc, int src_seg, phys_bytes src_vir,
int dst_proc, int dst_seg, phys_bytes dst_vir, phys_bytes bytes));
_PROTOTYPE( int sys_exec, (int proc, char *ptr, int traced,
char *aout, vir_bytes initpc) );
_PROTOTYPE( int sys_execmap, (int proc, struct mem_map *ptr) );
_PROTOTYPE( int sys_fork, (int parent, int child, int pid) );
_PROTOTYPE( int sys_getsp, (int proc, vir_bytes *newsp) );
_PROTOTYPE( int sys_newmap, (int proc, struct mem_map *ptr) );
_PROTOTYPE( int sys_getmap, (int proc, struct mem_map *ptr) );
_PROTOTYPE( int sys_times, (int proc_nr, clock_t *ptr) );
_PROTOTYPE( int sys_getuptime, (clock_t *ticks) );
_PROTOTYPE( int sys_trace, (int req, int proc, long addr, long *data_p) );
_PROTOTYPE( int sys_xit, (int parent, int proc) );
_PROTOTYPE( int sys_kill, (int proc, int sig) );
_PROTOTYPE( int sys_svrctl, (int proc, int req, int priv,vir_bytes argp));
/*==========================================================================*
* New prototypes since MINIX release 2 (Jorrit N. Herder) *
*==========================================================================*/
/* 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: (un)schedule an alarm call. */
_PROTOTYPE(int sys_flagalrm, (clock_t ticks, int *flag_ptr) );
_PROTOTYPE(int sys_signalrm, (int proc_nr, clock_t *ticks) );
_PROTOTYPE(int sys_syncalrm, (int proc_nr, clock_t exp_time, int abs_time) );
/* Shorthands for sys_irqctl() system call. */
#define sys_irqdisable(irq_vec) \
sys_irqctl(IRQ_DISABLE, irq_vec, 0, 0, 0, 0, 0)
#define sys_irqenable(irq_vec) \
sys_irqctl(IRQ_ENABLE, irq_vec, 0, 0, 0, 0, 0)
#define sys_irqsetpolicy(irq_vec, policy, proc_nr, port, val_ptr, mask_val) \
sys_irqctl(IRQ_SETPOLICY, irq_vec, policy, proc_nr, port, val_ptr, mask_val)
_PROTOTYPE ( int sys_irqctl, (int request, int irq_vec, int policy,
int proc_nr, long port, void *val_ptr, long mask_val) );
/* Shorthands for sys_vircopy() system call. */
#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) );
_PROTOTYPE(int sys_physcopy, (phys_bytes src_phys, phys_bytes dst_phys,
phys_bytes bytes) );
_PROTOTYPE(int sys_umap, (int proc_nr, int seg, vir_bytes vir_addr,
vir_bytes bytes, phys_bytes *phys_addr) );
_PROTOTYPE(int sys_phys2seg, (u16_t *seg,vir_bytes *off,phys_bytes phys, vir_bytes size));
_PROTOTYPE(int sys_enable_iop, (int proc_nr) );
_PROTOTYPE(int sys_kmalloc, (size_t size, phys_bytes *phys_base) );
/* Shorthands for sys_getinfo() system call. */
#define sys_getkmessages(dst) sys_getinfo(GET_KMESSAGES, dst, 0,0,0)
#define sys_getkenviron(dst) sys_getinfo(GET_KENVIRON, dst, 0,0,0)
#define sys_getproctab(dst) sys_getinfo(GET_PROCTAB, dst, 0,0,0)
#define sys_getproc(dst,nr) sys_getinfo(GET_PROC, dst, 0,0, nr)
#define sys_getprocnr(dst,k,kl) sys_getinfo(GET_PROCNR, dst, 0,k,kl)
#define sys_getimage(dst) sys_getinfo(GET_IMAGE, dst, 0,0,0)
#define sys_getirqtab(dst) sys_getinfo(GET_IRQTAB, dst, 0,0,0)
#define sys_getmemchunks(dst) sys_getinfo(GET_MEMCHUNKS, dst, 0,0,0)
#define sys_getmonparams(v,vl) sys_getinfo(GET_MONPARAMS, v,vl, 0,0)
#define sys_getkenv(k,kl,v,vl) sys_getinfo(GET_KENV, v,vl, k,kl)
#define sys_getschedinfo(v1,v2) sys_getinfo(GET_SCHEDINFO, v1,0, v2,0)
#define sys_getkaddr(dst) sys_getinfo(GET_KADDRESSES, dst, 0,0,0)
_PROTOTYPE(int sys_getinfo, (int request, void *val_ptr, int val_len,
void *key_ptr, int key_len) );
_PROTOTYPE(int sys_exit, (int status) );
/* Shorthands for sys_sigctl() system call. */
#define sys_getsig(proc_nr, sig_map) \
sys_sigctl(S_GETSIG, 0,0,0, proc_nr, sig_map)
#define sys_endsig(proc_nr) \
sys_sigctl(S_ENDSIG, proc_nr, 0,0,0,0)
#define sys_sendsig(proc_nr, sig_ctxt) \
sys_sigctl(S_SENDSIG, proc_nr, sig_ctxt, 0,0,0)
#define sys_sigreturn(proc_nr, sig_ctxt, flags) \
sys_sigctl(S_SIGRETURN, proc_nr, sig_ctxt, flags, 0,0)
_PROTOTYPE(int sys_sigctl, (int request, int proc_nr, struct sigmsg *sig_ctxt,
int flags, int *k_proc_nr, sigset_t *k_sig_map) );
/* 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 */