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table.c
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C/C++ Source or Header
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1990-07-23
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117 lines
/* This file contains the table used to map system call numbers onto the
* routines that perform them.
*/
#define _TABLE
#include "fs.h"
#include <sys/stat.h>
#include <minix/callnr.h>
#include <minix/com.h>
#include "buf.h"
#include "dev.h"
#include "file.h"
#include "fproc.h"
#include "inode.h"
#include "super.h"
PUBLIC char *stackpt = &fstack[FS_STACK_BYTES]; /* initial stack pointer */
PUBLIC int (*call_vector[NCALLS])() = {
no_sys, /* 0 = unused */
do_exit, /* 1 = exit */
do_fork, /* 2 = fork */
do_read, /* 3 = read */
do_write, /* 4 = write */
do_open, /* 5 = open */
do_close, /* 6 = close */
no_sys, /* 7 = wait */
do_creat, /* 8 = creat */
do_link, /* 9 = link */
do_unlink, /* 10 = unlink */
no_sys, /* 11 = exec */
do_chdir, /* 12 = chdir */
do_time, /* 13 = time */
do_mknod, /* 14 = mknod */
do_chmod, /* 15 = chmod */
do_chown, /* 16 = chown */
no_sys, /* 17 = break */
do_stat, /* 18 = stat */
do_lseek, /* 19 = lseek */
no_sys, /* 20 = getpid */
do_mount, /* 21 = mount */
do_umount, /* 22 = umount */
do_set, /* 23 = setuid */
no_sys, /* 24 = getuid */
do_stime, /* 25 = stime */
no_sys, /* 26 = (ptrace)*/
no_sys, /* 27 = alarm */
do_fstat, /* 28 = fstat */
no_sys, /* 29 = pause */
do_utime, /* 30 = utime */
no_sys, /* 31 = (stty) */
no_sys, /* 32 = (gtty) */
do_access, /* 33 = access */
no_sys, /* 34 = (nice) */
no_sys, /* 35 = (ftime) */
do_sync, /* 36 = sync */
no_sys, /* 37 = kill */
do_rename, /* 38 = rename */
do_mkdir, /* 39 = mkdir */
do_unlink, /* 40 = rmdir */
do_dup, /* 41 = dup */
do_pipe, /* 42 = pipe */
do_tims, /* 43 = times */
no_sys, /* 44 = (prof) */
no_sys, /* 45 = unused */
do_set, /* 46 = setgid */
no_sys, /* 47 = getgid */
no_sys, /* 48 = sig */
no_sys, /* 49 = unused */
no_sys, /* 50 = unused */
no_sys, /* 51 = (acct) */
no_sys, /* 52 = (phys) */
no_sys, /* 53 = (lock) */
do_ioctl, /* 54 = ioctl */
do_fcntl, /* 55 = fcntl */
no_sys, /* 56 = (mpx) */
no_sys, /* 57 = unused */
no_sys, /* 58 = unused */
no_sys, /* 59 = exece */
do_umask, /* 60 = umask */
do_chroot, /* 61 = chroot */
no_sys, /* 62 = unused */
no_sys, /* 63 = unused */
no_sys, /* 64 = KSIG: signals originating in the kernel */
do_unpause, /* 65 = UNPAUSE */
no_sys, /* 66 = BRK2 (used to tell MM size of FS,INIT) */
do_revive, /* 67 = REVIVE */
no_sys, /* 68 = TASK_REPLY */
no_sys, /* 69 = unused */
};
/* The order of the entries here determines the mapping between major device
* numbers and tasks. The first entry (major device 0) is not used. The
* next entry is major device 1, etc. Character and block devices can be
* intermixed at random. If this ordering is changed, the devices in h/boot.h
* must be changed to correspond to the new values. Note that the major
* device numbers used in /dev are NOT the same as the task numbers used
* inside the kernel (as defined in h/com.h).
*/
PUBLIC struct dmap dmap[] = {
/* Open Read/Write Close Task # Device File
---- ---------- ----- ------- ------ ---- */
0, 0, 0, 0, /* 0 = not used */
no_call, rw_dev, no_call, MEM, /* 1 = /dev/mem */
no_call, rw_dev, no_call, FLOPPY, /* 2 = /dev/fd0 */
no_call, rw_dev, no_call, WINCHESTER, /* 3 = /dev/hd0 */
tty_open, rw_dev, no_call, TTY, /* 4 = /dev/tty0 */
no_call, rw_dev2, no_call, TTY, /* 5 = /dev/tty */
no_call, rw_dev, no_call, PRINTER, /* 6 = /dev/lp */
};
PUBLIC int max_major = sizeof(dmap)/sizeof(struct dmap);