1993/0918/carrera/main.c (diff list | history)

1993/0903/sys/src/9/carrera/main.c:34,40 – 1993/0904/sys/src/9/carrera/main.c:34,39 (short | long)
1993/0903		void main(void) { *(uchar*)(Uart0) = '*'; tlbinit(); /* Very early to establish IO mappings */ ioinit(); arginit();
1993/0903/sys/src/9/carrera/main.c:46,53 – 1993/0904/sys/src/9/carrera/main.c:45,54
1993/0903		kmapinit(); xinit(); printinit(); NS16552setup(Uart0, UartFREQ);
1993/0904		NS16552setup(Uart1, UartFREQ);
1993/0903		NS16552special(0, 9600, &kbdq, &printq, kbdcr2nl);
1993/0904
1993/0903		vecinit(); iprint("\n\nBrazil\n"); pageinit();
1993/0903/sys/src/9/carrera/main.c:60,66 – 1993/0904/sys/src/9/carrera/main.c:61,66
1993/0903		schedinit(); }                  /* * copy arguments passed by the boot kernel (or ROM) into a temporary buffer. * we do this because the arguments are in memory that may be allocated
1993/0903/sys/src/9/carrera/main.c:72,78 – 1993/0904/sys/src/9/carrera/main.c:72,79
1993/0903		{ char *name; char *val; }bootenv[] = {
1993/0904		}bootenv[] = {
1993/0903		{"netaddr=", sysname}, {"console=", consname}, {"bootdisk=", bootdisk},
1993/0903/sys/src/9/carrera/main.c:141,146 – 1993/0904/sys/src/9/carrera/main.c:142,148
1993/0903		n = m->machno; m->stb = &stlb[n][0];
1993/0904
1993/0903		clockinit(); }
1993/0903/sys/src/9/carrera/main.c:152,160 – 1993/0904/sys/src/9/carrera/main.c:154,172
1993/0903		{ ulong phys;
1993/0904		/* * Map devices */
1993/0903		phys = PPN(Devicephys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0904		puttlbx(1, Devicevirt, phys, PTEGLOBL, PGSZ64K);
1993/0903		puttlbx(1, Devicevirt, phys, PTEGLOBL, PGSZ256K);
1993/0904		/* * Map Interrupt control */ phys = PPN(Intctlphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; puttlbx(2, Intctlvirt, phys, PTEGLOBL, PGSZ4K); *(ushort*)Intenareg = 0xffff;
1993/0903		} /*
1993/0903/sys/src/9/carrera/main.c:166,172 – 1993/0904/sys/src/9/carrera/main.c:178,185
1993/0903		memmove((ulong*)UTLBMISS, (ulong*)vector0, 0x100); memmove((ulong*)CACHETRAP, (ulong*)vector100, 0x80); memmove((ulong*)EXCEPTION, (ulong*)vector180, 0x80); icflush((ulong*)UTLBMISS, 32*1024);
1993/0904		icflush((ulong*)UTLBMISS, 8*1024);
1993/0903		} void
1993/0903/sys/src/9/carrera/main.c:263,274 – 1993/0904/sys/src/9/carrera/main.c:276,283
1993/0903		spllo(); print("cpu %d exiting %d\n", m->machno, type); timer = 0; while(active.machs || consactive()) { if(timer++ > 400) break;
1993/0904		while(consactive())
1993/0903		delay(10); } splhi(); for(;;) ;
1993/0903/sys/src/9/carrera/main.c:296,302 – 1993/0904/sys/src/9/carrera/main.c:305,311
1993/0903		conf.npage1 = 0; conf.base1 = 0; conf.upages = (conf.npage*90)/100;
1993/0904		conf.upages = (conf.npage*70)/100;
1993/0903		if(top - conf.upages > (256*1024*1024)/BY2PG) conf.upages = top - (256*1024*1024)/BY2PG;
1993/0903/sys/src/9/carrera/main.c:304,310 – 1993/0904/sys/src/9/carrera/main.c:313,319
1993/0903		/* set up other configuration parameters */ conf.nproc = 100; conf.nswap = 262144;
1993/0904		conf.nswap = conf.npage*3;
1993/0903		conf.nimage = 200; conf.ipif = 8; conf.ip = 64;
1993/0904/sys/src/9/carrera/main.c:40,54 – 1993/0905/sys/src/9/carrera/main.c:40,50 (short | long)
1993/0903		confinit(); savefpregs(&initfp); machinit(); active.exiting = 0; active.machs = 1; kmapinit(); xinit();
1993/0905		iomapinit();
1993/0903		printinit();
1993/0904		NS16552setup(Uart1, UartFREQ);
1993/0903		NS16552special(0, 9600, &kbdq, &printq, kbdcr2nl);
1993/0904
1993/0905		serialinit();
1993/0903		vecinit(); iprint("\n\nBrazil\n"); pageinit();
1993/0904/sys/src/9/carrera/main.c:58,63 – 1993/0905/sys/src/9/carrera/main.c:54,63
1993/0903		rootfiles(); swapinit(); userinit();
1993/0905		enab(); spllo(); for(;;) ;
1993/0903		schedinit(); }
1993/0904/sys/src/9/carrera/main.c:143,152 – 1993/0905/sys/src/9/carrera/main.c:143,166
1993/0903		n = m->machno; m->stb = &stlb[n][0];
1993/0904
1993/0905		m->speed = 50;
1993/0903		clockinit();
1993/0905		active.exiting = 0; active.machs = 1;
1993/0903		} /*
1993/0905		* Set up a console on serial port 2 */ void serialinit(void) { NS16552setup(Uart1, UartFREQ); NS16552special(0, 9600, &kbdq, &printq, kbdcr2nl); } /*
1993/0903		* Map IO address space in wired down TLB entry 1 */ void
1993/0904/sys/src/9/carrera/main.c:166,175 – 1993/0905/sys/src/9/carrera/main.c:180,222
1993/0904		phys = PPN(Intctlphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; puttlbx(2, Intctlvirt, phys, PTEGLOBL, PGSZ4K); *(ushort*)Intenareg = 0xffff;
1993/0905		/* Enable all devce interrupt */ IO(ushort, Intenareg) = 0xffff;
1993/0903		}
1993/0905		void enetaddr(uchar *ea) { /** BUG get from PROM */ static uchar tea[] = { 0x00, 0x00, 0x77, 0x01, 0xD2, 0xba }; memmove(ea, tea, sizeof(tea)); }
1993/0903		/*
1993/0905		* All DMA and ether IO buffers must reside in the first 16M bytes of * memory to be covered by the translation registers */ void iomapinit(void) { int i; Tte *t; t = xspanalloc(Ntranslation*sizeof(Tte), BY2PG, 0); for(i = 0; i < Ntranslation; i++) t[i].lo = i<<PGSHIFT; /* Set the translation table */ IO(ulong, Ttbr) = PADDR(t); IO(ulong, Tlrb) = (Ntranslation-1)*sizeof(Tte); /* Invalidate the old entries */ IO(ulong, Tir) = 0; } /*
1993/0903		* setup MIPS trap vectors */ void
1993/0904/sys/src/9/carrera/main.c:272,281 – 1993/0905/sys/src/9/carrera/main.c:319,328
1993/0903		void exit(long type) { int timer;
1993/0905		USED(type);
1993/0903		spllo(); print("cpu %d exiting %d\n", m->machno, type);
1993/0905		print("cpu %d exiting\n", m->machno);
1993/0904		while(consactive())
1993/0903		delay(10); splhi();
1993/0904/sys/src/9/carrera/main.c:288,298 – 1993/0905/sys/src/9/carrera/main.c:335,340
1993/0903		{ ulong ktop, top; /* * divide memory twixt user pages and kernel. Since * the kernel can't use anything above .5G unmapped, * make sure all that memory goes to the user. */ ktop = PGROUND((ulong)end); ktop = PADDR(ktop); top = (16*1024*1024)/BY2PG;
1993/0904/sys/src/9/carrera/main.c:306,313 – 1993/0905/sys/src/9/carrera/main.c:348,353
1993/0903		conf.base1 = 0;
1993/0904		conf.upages = (conf.npage*70)/100;
1993/0903		if(top - conf.upages > (256*1024*1024)/BY2PG) conf.upages = top - (256*1024*1024)/BY2PG; conf.nmach = 1;
1993/0904/sys/src/9/carrera/main.c:320,326 – 1993/0905/sys/src/9/carrera/main.c:360,366
1993/0903		conf.arp = 32; conf.frag = 32; conf.copymode = 0; /* copy on reference */
1993/0905		conf.copymode = 0; /* copy on write */
1993/0903		}
1993/0905/sys/src/9/carrera/main.c:54,63 – 1993/0906/sys/src/9/carrera/main.c:54,60 (short | long)
1993/0903		rootfiles(); swapinit(); userinit();
1993/0905		enab(); spllo(); for(;;) ;
1993/0906		screeninit();
1993/0903		schedinit(); }
1993/0905/sys/src/9/carrera/main.c:166,196 – 1993/0906/sys/src/9/carrera/main.c:163,206
1993/0903		void ioinit(void) { ulong phys;
1993/0906		ulong devphys, isaphys, intphys;
1993/0903
1993/0904		/* * Map devices
1993/0906		* Map devices and the Eisa control space
1993/0904		*/
1993/0903		phys = PPN(Devicephys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0904		puttlbx(1, Devicevirt, phys, PTEGLOBL, PGSZ64K);
1993/0906		devphys = PPN(Devicephys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; isaphys = PPN(Eisaphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0903
1993/0906		puttlbx(1, Devicevirt, devphys, isaphys, PGSZ64K);
1993/0904		/* * Map Interrupt control */ phys = PPN(Intctlphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; puttlbx(2, Intctlvirt, phys, PTEGLOBL, PGSZ4K);
1993/0906		intphys = PPN(Intctlphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; puttlbx(2, Intctlvirt, intphys, PTEGLOBL, PGSZ4K);
1993/0904
1993/0905		/* Enable all devce interrupt */ IO(ushort, Intenareg) = 0xffff;
1993/0903		}
1993/0906		/* * Pull the ethernet address out of NVRAM */
1993/0905		void enetaddr(uchar *ea) { /** BUG get from PROM */ static uchar tea[] = { 0x00, 0x00, 0x77, 0x01, 0xD2, 0xba };
1993/0906		int i; uchar tbuf[8];
1993/0905		memmove(ea, tea, sizeof(tea));
1993/0906		for(i = 0; i < 8; i++) tbuf[i] = ((uchar*)(NvramRO+Enetoffset))[i]; print("ether:"); for(i = 0; i < 6; i++) { ea[i] = tbuf[7-i]; print("%2.2ux", ea[i]); } print("\n");
1993/0905		}
1993/0903		/*
1993/0905/sys/src/9/carrera/main.c:360,365 – 1993/0906/sys/src/9/carrera/main.c:370,377
1993/0903		conf.arp = 32; conf.frag = 32;
1993/0906		conf.monitor = 1;
1993/0905		conf.copymode = 0; /* copy on write */
1993/0903		}
1993/0905/sys/src/9/carrera/main.c:379,390 – 1993/0906/sys/src/9/carrera/main.c:391,393
1993/0903		USED(f); USED(d); }                  int mouseputc(IOQ *q, int c) { USED(q); USED(c); return 0; }
1993/0906/sys/src/9/carrera/main.c:47,52 – 1993/0907/sys/src/9/carrera/main.c:47,53 (short | long)
1993/0905		serialinit();
1993/0903		vecinit(); iprint("\n\nBrazil\n");
1993/0907		/*screeninit();*/
1993/0903		pageinit(); procinit0(); initseg();
1993/0906/sys/src/9/carrera/main.c:54,60 – 1993/0907/sys/src/9/carrera/main.c:55,60
1993/0903		rootfiles(); swapinit(); userinit();
1993/0906		screeninit();
1993/0903		schedinit(); }
1993/0906/sys/src/9/carrera/main.c:155,160 – 1993/0907/sys/src/9/carrera/main.c:155,162
1993/0905		{ NS16552setup(Uart1, UartFREQ); NS16552special(0, 9600, &kbdq, &printq, kbdcr2nl);
1993/0907		kbdinit();
1993/0905		} /*
1993/0906/sys/src/9/carrera/main.c:163,169 – 1993/0907/sys/src/9/carrera/main.c:165,171
1993/0903		void ioinit(void) {
1993/0906		ulong devphys, isaphys, intphys;
1993/0907		ulong devphys, isaphys, intphys, isamphys;
1993/0903
1993/0904		/*
1993/0906		* Map devices and the Eisa control space
1993/0906/sys/src/9/carrera/main.c:174,184 – 1993/0907/sys/src/9/carrera/main.c:176,188
1993/0906		puttlbx(1, Devicevirt, devphys, isaphys, PGSZ64K);
1993/0904		/* * Map Interrupt control
1993/0907		* Map Interrupt control & Eisa memory
1993/0904		*/
1993/0906		intphys = PPN(Intctlphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; puttlbx(2, Intctlvirt, intphys, PTEGLOBL, PGSZ4K);
1993/0907		isamphys = PPN(Eisamphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0904
1993/0907		puttlbx(2, Intctlvirt, intphys, isamphys, PGSZ1M);
1993/0905		/* Enable all devce interrupt */ IO(ushort, Intenareg) = 0xffff;
1993/0903		}
1993/0906/sys/src/9/carrera/main.c:268,275 – 1993/0907/sys/src/9/carrera/main.c:272,277
1993/0903		touser((uchar*)(USTKTOP-sizeof(argbuf))); } FPsave initfp;                  void userinit(void) {
1993/0906/sys/src/9/carrera/main.c:370,376 – 1993/0907/sys/src/9/carrera/main.c:372,378
1993/0903		conf.arp = 32; conf.frag = 32;
1993/0906		conf.monitor = 1;
1993/0907		conf.monitor = 0;
1993/0906
1993/0905		conf.copymode = 0; /* copy on write */
1993/0903		}
1993/0906/sys/src/9/carrera/main.c:379,389 – 1993/0907/sys/src/9/carrera/main.c:381,386
1993/0903		/* * for the sake of devcons */ void lights(int v) { USED(v); } void buzz(int f, int d)
1993/0907/sys/src/9/carrera/main.c:47,53 – 1993/0908/sys/src/9/carrera/main.c:47,53 (short | long)
1993/0905		serialinit();
1993/0903		vecinit(); iprint("\n\nBrazil\n");
1993/0907		/*screeninit();*/
1993/0908		screeninit(); /**/
1993/0903		pageinit(); procinit0(); initseg();
1993/0907/sys/src/9/carrera/main.c:170,177 – 1993/0908/sys/src/9/carrera/main.c:170,177
1993/0904		/*
1993/0906		* Map devices and the Eisa control space
1993/0904		*/
1993/0906		devphys = PPN(Devicephys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; isaphys = PPN(Eisaphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0908		devphys = IOPTE|PPN(Devicephys); isaphys = IOPTE|PPN(Eisaphys);
1993/0903
1993/0906		puttlbx(1, Devicevirt, devphys, isaphys, PGSZ64K);
1993/0907/sys/src/9/carrera/main.c:178,190 – 1993/0908/sys/src/9/carrera/main.c:178,195
1993/0904		/*
1993/0907		* Map Interrupt control & Eisa memory
1993/0904		*/
1993/0906		intphys = PPN(Intctlphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0907		isamphys = PPN(Eisamphys)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED;
1993/0908		intphys = IOPTE|PPN(Intctlphys); isamphys = IOPTE|PPN(Eisamphys);
1993/0904
1993/0907		puttlbx(2, Intctlvirt, intphys, isamphys, PGSZ1M);
1993/0905		/* Enable all devce interrupt */ IO(ushort, Intenareg) = 0xffff;
1993/0908		/* Look at the first 16M of Eisa memory */ iprint("write latch\n"); /* IO(uchar, EisaLatch) = 0; /**/ iprint("done\n");
1993/0903		}
1993/0906		/*
1993/0908/sys/src/9/carrera/main.c:47,53 – 1993/0909/sys/src/9/carrera/main.c:47,53 (short | long)
1993/0905		serialinit();
1993/0903		vecinit(); iprint("\n\nBrazil\n");
1993/0908		screeninit(); /**/
1993/0909		screeninit();
1993/0903		pageinit(); procinit0(); initseg();
1993/0909/sys/src/9/carrera/main.c:47,53 – 1993/0914/sys/src/9/carrera/main.c:47,53 (short | long)
1993/0905		serialinit();
1993/0903		vecinit(); iprint("\n\nBrazil\n");
1993/0909		screeninit();
1993/0914		/* screeninit(); */
1993/0903		pageinit(); procinit0(); initseg();
1993/0909/sys/src/9/carrera/main.c:171,177 – 1993/0914/sys/src/9/carrera/main.c:171,177
1993/0906		* Map devices and the Eisa control space
1993/0904		*/
1993/0908		devphys = IOPTE|PPN(Devicephys); isaphys = IOPTE|PPN(Eisaphys);
1993/0914		isaphys = /* IOPTE|PPN(Eisaphys) */ PTEGLOBL;
1993/0903
1993/0906		puttlbx(1, Devicevirt, devphys, isaphys, PGSZ64K);
1993/0914/sys/src/9/carrera/main.c:51,58 – 1993/0915/sys/src/9/carrera/main.c:51,58 (short | long)
1993/0903		pageinit(); procinit0(); initseg();
1993/0915		links();
1993/0903		chandevreset(); rootfiles(); swapinit(); userinit(); schedinit();
1993/0914/sys/src/9/carrera/main.c:179,185 – 1993/0915/sys/src/9/carrera/main.c:179,185
1993/0907		* Map Interrupt control & Eisa memory
1993/0904		*/
1993/0908		intphys = IOPTE|PPN(Intctlphys); isamphys = IOPTE|PPN(Eisamphys);
1993/0915		isamphys = /* IOPTE|PPN(Eisamphys) */ PTEGLOBL;
1993/0904
1993/0907		puttlbx(2, Intctlvirt, intphys, isamphys, PGSZ1M);
1993/0915/sys/src/9/carrera/main.c:35,41 – 1993/0918/sys/src/9/carrera/main.c:35,41 (short | long)
1993/0903		main(void) { tlbinit(); /* Very early to establish IO mappings */ ioinit();
1993/0918		ioinit(1);
1993/0903		arginit(); confinit(); savefpregs(&initfp);
1993/0915/sys/src/9/carrera/main.c:46,53 – 1993/0918/sys/src/9/carrera/main.c:46,53
1993/0903		printinit();
1993/0905		serialinit();
1993/0903		vecinit(); iprint("\n\nBrazil\n");
1993/0914		/* screeninit(); */
1993/0918		screeninit(); print("\n\nBrazil\n");
1993/0903		pageinit(); procinit0(); initseg();
1993/0915/sys/src/9/carrera/main.c:163,177 – 1993/0918/sys/src/9/carrera/main.c:163,190
1993/0903		* Map IO address space in wired down TLB entry 1 */ void ioinit(void)
1993/0918		ioinit(int mapeisa)
1993/0903		{
1993/0907		ulong devphys, isaphys, intphys, isamphys;
1993/0903
1993/0904		/*
1993/0918		* If you want to segattach the eisa space these * mappings must be turned off to prevent duplication * of the tlb entries */ if(mapeisa) { isaphys = IOPTE|PPN(Eisaphys)|PTEGLOBL; isamphys = 0x04000000|IOPTE|PTEGLOBL; } else { isaphys = PTEGLOBL; isamphys = PTEGLOBL; } /*
1993/0906		* Map devices and the Eisa control space
1993/0904		*/
1993/0908		devphys = IOPTE|PPN(Devicephys);
1993/0914		isaphys = /* IOPTE|PPN(Eisaphys) */ PTEGLOBL;
1993/0903
1993/0906		puttlbx(1, Devicevirt, devphys, isaphys, PGSZ64K);
1993/0915/sys/src/9/carrera/main.c:179,185 – 1993/0918/sys/src/9/carrera/main.c:192,197
1993/0907		* Map Interrupt control & Eisa memory
1993/0904		*/
1993/0908		intphys = IOPTE|PPN(Intctlphys);
1993/0915		isamphys = /* IOPTE|PPN(Eisamphys) */ PTEGLOBL;
1993/0904
1993/0907		puttlbx(2, Intctlvirt, intphys, isamphys, PGSZ1M);
1993/0915/sys/src/9/carrera/main.c:187,195 – 1993/0918/sys/src/9/carrera/main.c:199,205
1993/0905		IO(ushort, Intenareg) = 0xffff;
1993/0908		/* Look at the first 16M of Eisa memory */ iprint("write latch\n"); /* IO(uchar, EisaLatch) = 0; /**/ iprint("done\n");
1993/0903		}
1993/0906		/*
1993/0915/sys/src/9/carrera/main.c:364,370 – 1993/0918/sys/src/9/carrera/main.c:374,380
1993/0903		conf.npage1 = 0; conf.base1 = 0;
1993/0904		conf.upages = (conf.npage*70)/100;
1993/0918		conf.upages = (conf.npage*50)/100;
1993/0903		conf.nmach = 1;
1993/0915/sys/src/9/carrera/main.c:377,383 – 1993/0918/sys/src/9/carrera/main.c:387,393
1993/0903		conf.arp = 32; conf.frag = 32;
1993/0907		conf.monitor = 0;
1993/0918		conf.monitor = 1;
1993/0906
1993/0905		conf.copymode = 0; /* copy on write */
1993/0903		}
1993/0918/sys/src/9/carrera/main.c:277,283 – 1993/0930/sys/src/9/carrera/main.c:277,283 (short | long)
1993/0903		if(!waserror()){ ksetenv("cputype", "mips"); sprint(buf, "sgi %s 4D", conffile);
1993/0930		sprint(buf, "%s R4400PC", conffile);
1993/0903		ksetenv("terminal", buf); ksetenv("sysname", sysname); poperror();
1993/0930/sys/src/9/carrera/main.c:277,283 – 1993/1005/sys/src/9/carrera/main.c:277,283 (short | long)
1993/0903		if(!waserror()){ ksetenv("cputype", "mips");
1993/0930		sprint(buf, "%s R4400PC", conffile);
1993/1005		sprint(buf, "carrera %s R4400PC", conffile);
1993/0903		ksetenv("terminal", buf); ksetenv("sysname", sysname); poperror();
1993/1005/sys/src/9/carrera/main.c:47,53 – 1993/1015/sys/src/9/carrera/main.c:47,53 (short | long)
1993/0905		serialinit();
1993/0903		vecinit();
1993/0918		screeninit(); print("\n\nBrazil\n");
1993/1015		iprint("\n\nBrazil\n");
1993/0903		pageinit(); procinit0(); initseg();
1993/1005/sys/src/9/carrera/main.c:137,142 – 1993/1015/sys/src/9/carrera/main.c:137,144
1993/0903		/* scrub cache */ cleancache();
1993/1015		memset(m, 0, sizeof(Mach));
1993/0903		n = m->machno; m->stb = &stlb[n][0];
1993/0904
1993/1005/sys/src/9/carrera/main.c:374,380 – 1993/1015/sys/src/9/carrera/main.c:376,382
1993/0903		conf.npage1 = 0; conf.base1 = 0;
1993/0918		conf.upages = (conf.npage*50)/100;
1993/1015		conf.upages = (conf.npage*70)/100;
1993/0903		conf.nmach = 1;
1993/1015/sys/src/9/carrera/main.c:197,207 – 1993/1208/sys/src/9/carrera/main.c:197,219 (short | long)
1993/0904
1993/0907		puttlbx(2, Intctlvirt, intphys, isamphys, PGSZ1M);
1993/0905		/* Enable all devce interrupt */
1993/1208		/* Enable all device interrupts */
1993/0905		IO(ushort, Intenareg) = 0xffff;
1993/0908		/* Look at the first 16M of Eisa memory */ /* IO(uchar, EisaLatch) = 0; /**/
1993/1208		} void puttlbxx(int, ulong, ulong, ulong, int); void puttlbx(int a, ulong b, ulong c, ulong d, int e) { static int done[4]; if(((c|d)&PTEVALID) && a < 4){ if(done[a]++) puttlbx(a, b, c, d, e); } puttlbxx(a, b, c, d, e);
1993/0903		}
1993/0906		/*
1993/1208/sys/src/9/carrera/main.c:6,11 – 1993/1209/sys/src/9/carrera/main.c:6,13 (short | long)
1993/0903		#include "io.h" #include "init.h"
1993/1209		int junk[32];
1993/0903		/* * args passed by boot process */
1993/1209/sys/src/9/carrera/main.c:6,13 – 1993/1210/sys/src/9/carrera/main.c:6,11 (short | long)
1993/0903		#include "io.h" #include "init.h"
1993/1209		int junk[32];
1993/0903		/* * args passed by boot process */
1993/1209/sys/src/9/carrera/main.c:33,38 – 1993/1210/sys/src/9/carrera/main.c:31,39
1993/0903		Conf conf; FPsave initfp;
1993/1210		extern uchar rdbgcode[]; extern ulong rdbglen;
1993/0903		void main(void) {
1993/1209/sys/src/9/carrera/main.c:57,62 – 1993/1210/sys/src/9/carrera/main.c:58,64
1993/0903		chandevreset(); swapinit(); userinit();
1993/1210		rdbginit();
1993/0903		schedinit(); }
1993/1209/sys/src/9/carrera/main.c:206,223 – 1993/1210/sys/src/9/carrera/main.c:208,213
1993/0908		/* IO(uchar, EisaLatch) = 0; /**/
1993/1208		} void puttlbxx(int, ulong, ulong, ulong, int); void puttlbx(int a, ulong b, ulong c, ulong d, int e) { static int done[4];                  if(((c|d)&PTEVALID) && a < 4){ if(done[a]++) puttlbx(a, b, c, d, e); } puttlbxx(a, b, c, d, e);
1993/0903		}
1993/0906		/* * Pull the ethernet address out of NVRAM */
1993/1209/sys/src/9/carrera/main.c:418,421 – 1993/1210/sys/src/9/carrera/main.c:408,417
1993/0903		{ USED(f); USED(d);
1993/1210		} void rdbginit(void) { memmove((void*)0xA001C000, rdbgcode, rdbglen);
1993/0903		}
1993/1210/sys/src/9/carrera/main.c:415,417 – 1993/1214/sys/src/9/carrera/main.c:415,425 (short | long)
1993/1210		{ memmove((void*)0xA001C000, rdbgcode, rdbglen);
1993/0903		}
1993/1214		void procsave(Proc *p) { /* keep track of tlbfaults */ up->counter[TLBCNTR] += m->tlbfault - m->otlbfault; m->otlbfault = m->tlbfault; }
1993/1214/sys/src/9/carrera/main.c:419,424 – 1993/1216/sys/src/9/carrera/main.c:419,426 (short | long)
1993/1214		void procsave(Proc *p) {
1993/1216		USED(p);
1993/1214		/* keep track of tlbfaults */ up->counter[TLBCNTR] += m->tlbfault - m->otlbfault; m->otlbfault = m->tlbfault;
1993/1216/sys/src/9/carrera/main.c:37,44 – 1993/1217/sys/src/9/carrera/main.c:37,45 (short | long)
1993/0903		void main(void) { tlbinit(); /* Very early to establish IO mappings */
1993/0918		ioinit(1);
1993/1217		rdbginit(); tlbinit(); ioinit(1); /* Very early to establish IO mappings */
1993/0903		arginit(); confinit(); savefpregs(&initfp);
1993/1216/sys/src/9/carrera/main.c:62,67 – 1993/1217/sys/src/9/carrera/main.c:63,69
1993/0903		schedinit(); }
1993/1217
1993/0903		/* * copy arguments passed by the boot kernel (or ROM) into a temporary buffer. * we do this because the arguments are in memory that may be allocated
1993/1216/sys/src/9/carrera/main.c:398,407 – 1993/1217/sys/src/9/carrera/main.c:400,414
1993/0905		conf.copymode = 0; /* copy on write */
1993/0903		}
1993/1217		void procsave(Proc *p) { USED(p);
1993/0903		/* * for the sake of devcons */
1993/1217		/* keep track of tlbfaults */ up->counter[TLBCNTR] += m->tlbfault - m->otlbfault; m->otlbfault = m->tlbfault; }
1993/0903		void buzz(int f, int d)
1993/1216/sys/src/9/carrera/main.c:410,427 – 1993/1217/sys/src/9/carrera/main.c:417,469
1993/0903		USED(d);
1993/1210		} void rdbginit(void)
1993/1217		/* register offsets of ARCS prom jmpbuf JB_PC 0 JB_SP 1 JB_FP 2 JB_S0 3 JB_S1 4 JB_S2 5 JB_S3 6 JB_S4 7 JB_S5 8 JB_S6 9 JB_S7 10 */ struct
1993/1210		{ memmove((void*)0xA001C000, rdbgcode, rdbglen);
1993/0903		}
1993/1217		ulong pc; ulong sp; ulong fp; ulong s[7]; } Mipsjmpbuf;
1993/1214		void procsave(Proc *p)
1993/1217		rdbginit(void)
1993/1214		{
1993/1216		USED(p);
1993/1217		uchar *vec; ulong jba;
1993/1216
1993/1214		/* keep track of tlbfaults */ up->counter[TLBCNTR] += m->tlbfault - m->otlbfault; m->otlbfault = m->tlbfault;
1993/1217		/* Only interested in the PC */ Mipsjmpbuf.pc = 0xA001C020; /* Link an NMI handler to the debugger * - addresses from the ARCS rom source */ vec = (uchar*)0xA0000420; jba = (ulong)UNCACHED(void, &Mipsjmpbuf); vec[0] = 'N'; vec[1] = 'm'; vec[2] = 'i'; vec[3] = 's'; vec[4] = jba>>24; vec[5] = jba>>16; vec[6] = jba>>8; vec[7] = jba; /* Install the debugger code in a known place */ memmove((void*)0xA001C000, rdbgcode, rdbglen);
1993/1214		}
1993/1217/sys/src/9/carrera/main.c:37,43 – 1993/1218/sys/src/9/carrera/main.c:37,42 (short | long)
1993/0903		void main(void) {
1993/1217		rdbginit(); tlbinit(); ioinit(1); /* Very early to establish IO mappings */
1993/0903		arginit();
1993/1217/sys/src/9/carrera/main.c:173,179 – 1993/1218/sys/src/9/carrera/main.c:172,178
1993/0903		void
1993/0918		ioinit(int mapeisa)
1993/0903		{
1993/0907		ulong devphys, isaphys, intphys, isamphys;
1993/1218		ulong devphys, isaphys, intphys, isamphys, promphys;
1993/0903
1993/0904		/*
1993/0918		* If you want to segattach the eisa space these
1993/1217/sys/src/9/carrera/main.c:206,213 – 1993/1218/sys/src/9/carrera/main.c:205,214
1993/1208		/* Enable all device interrupts */
1993/0905		IO(ushort, Intenareg) = 0xffff;
1993/0908		/* Look at the first 16M of Eisa memory */ /* IO(uchar, EisaLatch) = 0; /**/
1993/1218		/* Map the rom back into Promvirt to allow NMI handling */ promphys = IOPTE|PPN(Promphys); puttlbx(3, Promvirt, promphys, PTEGLOBL, PGSZ1M);
1993/1208		}
1993/0906		/*
1993/1218/sys/src/9/carrera/main.c:391,400 – 1993/1219/sys/src/9/carrera/main.c:391,396 (short | long)
1993/0903		conf.nproc = 100;
1993/0904		conf.nswap = conf.npage*3;
1993/0903		conf.nimage = 200; conf.ipif = 8; conf.ip = 64; conf.arp = 32; conf.frag = 32;
1993/0918		conf.monitor = 1;
1993/0906
1993/1219/sys/src/9/carrera/main.c:355,360 – 1993/1221/sys/src/9/carrera/main.c:355,362 (short | long)
1993/0903		void exit(long type) {
1993/1221		uchar *vec;
1993/0905		USED(type);
1993/0903		spllo();
1993/1219/sys/src/9/carrera/main.c:361,369 – 1993/1221/sys/src/9/carrera/main.c:363,375
1993/0905		print("cpu %d exiting\n", m->machno);
1993/0904		while(consactive())
1993/0903		delay(10);
1993/1221
1993/0903		splhi(); for(;;) ;
1993/1221		/* Turn off the NMI hander for the debugger */ vec = (uchar*)0xA0000420; vec[0] = 0; /* Call the prom */ ((void(*)(void))0xBFC00000)();
1993/0903		} void
1993/1221/sys/src/9/carrera/main.c:248,254 – 1994/0115/sys/src/9/carrera/main.c:248,254 (short | long)
1993/0905		/* Set the translation table */ IO(ulong, Ttbr) = PADDR(t); IO(ulong, Tlrb) = (Ntranslation-1)*sizeof(Tte);
1994/0115		IO(ulong, Tlrb) = Ntranslation*sizeof(Tte);
1993/0905		/* Invalidate the old entries */ IO(ulong, Tir) = 0;
1994/0115/sys/src/9/carrera/main.c:450,456 – 1994/0126/sys/src/9/carrera/main.c:450,456 (short | long)
1993/1217		ulong jba;
1993/1216
1993/1217		/* Only interested in the PC */ Mipsjmpbuf.pc = 0xA001C020;
1994/0126		Mipsjmpbuf.pc = 0x8001C020;
1993/1217		/* Link an NMI handler to the debugger * - addresses from the ARCS rom source
1994/0115/sys/src/9/carrera/main.c:468,472 – 1994/0126/sys/src/9/carrera/main.c:468,472
1993/1217		vec[7] = jba; /* Install the debugger code in a known place */ memmove((void*)0xA001C000, rdbgcode, rdbglen);
1994/0126		memmove((void*)0x8001C000, rdbgcode, rdbglen);
1993/1214		}
1994/0126/sys/src/9/carrera/main.c:272,277 – 1994/0207/sys/src/9/carrera/main.c:272,278 (short | long)
1993/0903		{ char buf[2*NAMELEN];
1994/0207
1993/0903		spllo(); /*
1994/0207/sys/src/9/carrera/main.c:172,178 – 1994/0210/sys/src/9/carrera/main.c:172,178 (short | long)
1993/0903		void
1993/0918		ioinit(int mapeisa)
1993/0903		{
1993/1218		ulong devphys, isaphys, intphys, isamphys, promphys;
1994/0210		ulong devphys, isaphys, intphys, isamphys, promphys, ptec, ptes, v;
1993/0903
1993/0904		/*
1993/0918		* If you want to segattach the eisa space these
1994/0207/sys/src/9/carrera/main.c:192,198 – 1994/0210/sys/src/9/carrera/main.c:192,197
1993/0906		* Map devices and the Eisa control space
1993/0904		*/
1993/0908		devphys = IOPTE|PPN(Devicephys);
1993/0903
1993/0906		puttlbx(1, Devicevirt, devphys, isaphys, PGSZ64K);
1993/0904		/*
1994/0207/sys/src/9/carrera/main.c:199,205 – 1994/0210/sys/src/9/carrera/main.c:198,203
1993/0907		* Map Interrupt control & Eisa memory
1993/0904		*/
1993/0908		intphys = IOPTE|PPN(Intctlphys);
1993/0904
1993/0907		puttlbx(2, Intctlvirt, intphys, isamphys, PGSZ1M);
1993/1208		/* Enable all device interrupts */
1994/0207/sys/src/9/carrera/main.c:207,214 – 1994/0210/sys/src/9/carrera/main.c:205,222
1993/0908
1993/1218		/* Map the rom back into Promvirt to allow NMI handling */ promphys = IOPTE|PPN(Promphys);                  puttlbx(3, Promvirt, promphys, PTEGLOBL, PGSZ1M);
1994/0210		/* 8 MB video ram config */ v = IO(ulong, 0xE0000004); v &= ~(3<<8); v |= (2<<8); IO(ulong, 0xE0000004) = v; /* Map the display hardware */ ptec = PPN(VideoCTL)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; ptes = PPN(VideoMEM)|PTEGLOBL|PTEVALID|PTEWRITE|PTEUNCACHED; puttlbx(4, Screenvirt, ptes, ptec, PGSZ4M);
1993/1208		}
1993/0906		/*
1994/0207/sys/src/9/carrera/main.c:271,277 – 1994/0210/sys/src/9/carrera/main.c:279,284
1993/0903		init0(void) { char buf[2*NAMELEN];
1994/0207
1993/0903		spllo();
Too many diffs (26 > 25). Stopping.