1990/06021/gnot/main.c (diff list | history)

1990/05313/sys/src/9/gnot/main.c:17,22 – 1990/06021/sys/src/9/gnot/main.c:17,23 (short | long | prev | next)
1990/0312		#define BOOT ((Boot*)0) char protouser[NAMELEN];
1990/06021		int bank[2];
1990/0312		void unloadboot(void);
1990/05313/sys/src/9/gnot/main.c:27,33 – 1990/06021/sys/src/9/gnot/main.c:28,36
1990/03091		machinit(); mmuinit(); confinit();
1990/06021		kmapinit();
1990/03091		printinit();
1990/06021		print("bank 0: %dM bank 1: %dM\n", bank[0], bank[1]);
1990/03091		flushmmu(); procinit0(); pgrpinit();
1990/05313/sys/src/9/gnot/main.c:36,41 – 1990/06021/sys/src/9/gnot/main.c:39,45
1990/03091		chandevreset();
1990/0310		streaminit();
1990/03091		pageinit();
1990/06021		kmapinit();
1990/03091		userinit(); schedinit(); }
1990/05313/sys/src/9/gnot/main.c:102,107 – 1990/06021/sys/src/9/gnot/main.c:106,112
1990/03091		Proc *p; Seg *s; User *up;
1990/06021		KMap *k;
1990/03091		p = newproc(); p->pgrp = newpgrp();
1990/05313/sys/src/9/gnot/main.c:121,128 – 1990/06021/sys/src/9/gnot/main.c:126,135
1990/03091		/* * User */ up = (User*)(p->upage->pa|KZERO);
1990/06021		k = kmap(p->upage); up = (User*)k->va;
1990/03091		up->p = p;
1990/06021		kunmap(k);
1990/03091		/* * User Stack
1990/05313/sys/src/9/gnot/main.c:140,146 – 1990/06021/sys/src/9/gnot/main.c:147,155
1990/03091		s->proc = p; s->o = neworig(UTZERO, 1, 0, 0); s->o->pte[0].page = newpage(0, 0, UTZERO); memcpy((ulong*)(s->o->pte[0].page->pa|KZERO), initcode, sizeof initcode);
1990/06021		k = kmap(s->o->pte[0].page); memcpy((ulong*)k->va, initcode, sizeof initcode); kunmap(k);
1990/03091		s->minva = UTZERO; s->maxva = UTZERO+BY2PG;
1990/05313/sys/src/9/gnot/main.c:225,230 – 1990/06021/sys/src/9/gnot/main.c:234,264
1990/03091		where->next = old->next; }
1990/06021		banksize(int base) { ulong va; if(&end > (int *)((KZERO|1024L*1024L)-BY2PG)) return 0; va = UZERO; /* user page 1 is free to play with */ putmmu(va, PTEVALID|(base+0)*1024L*1024L/BY2PG); *(ulong*)va=0; /* 0 at 0M */ putmmu(va, PTEVALID|(base+1)*1024L*1024L/BY2PG); *(ulong*)va=1; /* 1 at 1M */ putmmu(va, PTEVALID|(base+4)*1024L*1024L/BY2PG); *(ulong*)va=4; /* 4 at 4M */ putmmu(va, PTEVALID|(base+0)*1024L*1024L/BY2PG); if(*(ulong*)va==0) return 16; putmmu(va, PTEVALID|(base+1)*1024L*1024L/BY2PG); if(*(ulong*)va==1) return 4; putmmu(va, PTEVALID|(base+4)*1024L*1024L/BY2PG); if(*(ulong*)va==2) return 1; return 0; }
1990/03091		Conf conf; void
1990/05313/sys/src/9/gnot/main.c:233,241 – 1990/06021/sys/src/9/gnot/main.c:267,281
1990/03091		conf.nmach = 1; if(conf.nmach > MAXMACH) panic("confinit");
1990/0320		conf.nproc = 32;
1990/06021		conf.nproc = 40;
1990/03091		conf.npgrp = 15;
1990/0320		conf.npage = (4*1024*1024-256*1024)/BY2PG;
1990/06021		bank[0] = banksize(0); bank[1] = banksize(16); conf.npage0 = (bank[0]*1024*1024)/BY2PG; conf.base0 = 0; conf.npage1 = (bank[1]*1024*1024)/BY2PG; conf.base1 = 16*1024*1024; conf.npage = conf.npage0+conf.npage1;
1990/03091		conf.npte = 500;
1990/05313		conf.nmod = 200;
1990/0312		conf.nalarm = 1000;