1990/11211/power/trap.c (diff list | history)

1990/1113/sys/src/9/power/trap.c:327,333 – 1990/11211/sys/src/9/power/trap.c:327,332 (short | long | prev | next)
1990/0227		l = &ur->status; for(i=0; i<sizeof regname/sizeof(char*); i+=2, l+=2) print("%s\t%.8lux\t%s\t%.8lux\n", regname[i], l[0], regname[i+1], l[1]); dumpstack(); } /*
1990/1113/sys/src/9/power/trap.c:393,421 – 1990/11211/sys/src/9/power/trap.c:392,420
1990/0227		#undef CHDIR /* BUG */ #include "/sys/src/libc/mips9sys/sys.h"
1990/11211		#include "/sys/src/libc/Nmips9sys/sys.h"
1990/0227		typedef long Syscall(ulong*); Syscall sysaccess, sysbind, sysbrk_, syschdir, sysclose, syscreate;
1990/11211		Syscall sysbind, sysbrk_, syschdir, sysclose, syscreate, sysdeath;
1990/0227		Syscall sysdup, syserrstr, sysexec, sysexits, sysfork, sysforkpgrp; Syscall sysfstat, sysfwstat, sysgetpid, syslasterr, sysmount, sysnoted;
1990/11211		Syscall sysfstat, sysfwstat, sysgetpid, sysmount, sysnoted;
1990/0227		Syscall sysnotify, sysopen, syspipe, sysr1, sysread, sysremove, sysseek; Syscall syssleep, sysstat, sysuserstr, syswait, syswrite, syswstat;
1990/11211		Syscall syssleep, sysstat, syswait, syswrite, syswstat;
1990/0227		Syscall *systab[]={ [SYSR1] sysr1,
1990/0826		[___ACCESS___] sysaccess,
1990/11211		[ERRSTR] syserrstr,
1990/0227		[BIND] sysbind, [CHDIR] syschdir, [CLOSE] sysclose, [DUP] sysdup, [ERRSTR] syserrstr,
1990/11211		[___ERRSTR___] sysdeath,
1990/0227		[EXEC] sysexec, [EXITS] sysexits, [FORK] sysfork, [FORKPGRP] sysforkpgrp, [FSTAT] sysfstat, [LASTERR] syslasterr,
1990/11211		[___LASTERR___] sysdeath,
1990/0227		[MOUNT] sysmount, [OPEN] sysopen, [READ] sysread,
1990/1113/sys/src/9/power/trap.c:426,432 – 1990/11211/sys/src/9/power/trap.c:425,431
1990/0227		[WRITE] syswrite, [PIPE] syspipe, [CREATE] syscreate, [USERSTR] sysuserstr,
1990/11211		[___USERSTR___] sysdeath,
1990/0227		[BRK_] sysbrk_, [REMOVE] sysremove, [WSTAT] syswstat,
1990/1113/sys/src/9/power/trap.c:467,473 – 1990/11211/sys/src/9/power/trap.c:466,472
1990/1110		msg = "sys: bad sys call";
1990/0511		Bad: postnote(u->p, 1, msg, NDebug); error(0, Ebadarg);
1990/11211		error(Ebadarg);
1990/0511		} if(sp & (BY2WD-1)){ pprint("odd sp in sys call pc %lux sp %lux\n", ((Ureg*)UREGADDR)->pc, ((Ureg*)UREGADDR)->sp);
1990/1113/sys/src/9/power/trap.c:474,481 – 1990/11211/sys/src/9/power/trap.c:473,480
1990/1110		msg = "sys: odd stack";
1990/0511		goto Bad; } if(sp<(USTKTOP-BY2PG) || sp>(USTKTOP-4*BY2WD))
1990/0515		validaddr(sp, 4*BY2WD, 0);
1990/11211		if(sp<(USTKTOP-BY2PG) || sp>(USTKTOP-5*BY2WD)) validaddr(sp, 5*BY2WD, 0);
1990/0227		ret = (*systab[r1])((ulong*)(sp+2*BY2WD));
1990/0511		}
1990/0227		ur->pc += 4;
1990/1113/sys/src/9/power/trap.c:491,507 – 1990/11211/sys/src/9/power/trap.c:490,508
1990/0227		return ret; }
1990/11211		#include "errstr.h"
1990/0227		void error(Chan *c, int code)
1990/11211		error(int code)
1990/0227		{ if(c){ u->error.type = c->type; u->error.dev = c->dev; }else{ u->error.type = 0; u->error.dev = 0; } u->error.code = code;
1990/11211		strncpy(u->error, errstrtab[code], NAMELEN); nexterror(); } void errors(char *err) { strncpy(u->error, err, NAMELEN);
1990/0227		nexterror(); }