1990/1212/port/sysproc.c (diff list | history)

1990/1211/sys/src/9/port/sysproc.c:205,214 – 1990/1212/sys/src/9/port/sysproc.c:205,211 (short | long | prev | next)
1990/0227		Binary: t = (UTZERO+sizeof(Exec)+exec.text+(BY2PG-1)) & ~(BY2PG-1); /* * Last partial page of data goes into BSS. */ d = (t + exec.data) & ~(BY2PG-1);
1990/1212		d = (t + exec.data + (BY2PG-1)) & ~(BY2PG-1);
1990/1211		bssend = t + exec.data + exec.bss; b = (bssend + (BY2PG-1)) & ~(BY2PG-1);
1990/0227		if((t|d|b) & KZERO)
1990/1211/sys/src/9/port/sysproc.c:311,317 – 1990/1212/sys/src/9/port/sysproc.c:308,314
1990/0227		if(o == 0){ o = neworig(t, (d-t)>>PGSHIFT, OWRPERM|OPURE|OCACHED, tc); o->minca = p->seg[TSEG].o->maxca; o->maxca = o->minca + (exec.data & ~(BY2PG-1));
1990/1212		o->maxca = o->minca + exec.data;
1990/0227		} s->o = o; s->minva = t;
1990/1211/sys/src/9/port/sysproc.c:319,333 – 1990/1212/sys/src/9/port/sysproc.c:316,328
1990/0227		s->mod = 0; /* * BSS. Created afresh, starting with last page of data. * BUG: should pick up the last page of data, which should be cached in the * data segment.
1990/1212		* BSS. Created afresh.
1990/0227		*/ s = &p->seg[BSEG]; s->proc = p; o = neworig(d, (b-d)>>PGSHIFT, OWRPERM, tc); o->minca = p->seg[DSEG].o->maxca; o->maxca = o->minca + (exec.data & (BY2PG-1));
1990/1212		o = neworig(d, (b-d)>>PGSHIFT, OWRPERM, 0); o->minca = 0; o->maxca = 0;
1990/0227		s->o = o; s->minva = d; s->maxva = b;
1990/1211/sys/src/9/port/sysproc.c:353,359 – 1990/1212/sys/src/9/port/sysproc.c:348,354
1990/0227		unlock(o); flushmmu();
1990/1211		clearmmucache();
1990/1212		clearmmucache();
1990/1211		((Ureg*)UREGADDR)->pc = exec.entry + ENTRYOFFSET;
1990/0227		sp = (ulong*)(USTKTOP - ssize); *--sp = nargs;
1990/1211/sys/src/9/port/sysproc.c:362,368 – 1990/1212/sys/src/9/port/sysproc.c:357,363
1990/0227		u->nnote = 0; u->notify = 0; u->notified = 0;
1990/1211		setup(p);
1990/1212		procsetup(p);
1990/0227		unlock(&p->debug); return 0; }