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📄 boot.8

📁 操作系统设计与实现源码
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3072(driver)S(will)157 3340 A3524(use)S3685(it)S3768(to)S3873(send)S4084(out)S4239(packets,)S4593(if)S4682(it)S4765(is)S4859(turned)S5143(off)S6000 V1440(then)S1638(the)S1786(driver)S(will)157 2052 A2234(fail)S2394(for)S2537(that)S2713(board.)S6168 V10 B1080(DPETH)S10 I1427(n)S10 R1502(=)S10 I(I/O-addr)358 1584 A10 R1942(:)S10 I1970(irq)S10 R2087(:)S10 I(mem_addr)430 2115 A6288 V10 R1440(Set)S1596(the)S1746(I/O)S1908(address)S2237(\(hex\),)S2502(IRQ)S2703(\(decimal\))S3117(and)S3289(memory)S3651(address)S3980(\(hex\))S4220(of)S4331(the)S10 I4481(n)S10 R4539(-th)S4679(ethernet)S5032(board)S6408 V1440(and)S1638(turn)S1853(it)S1962(on.)S2164(By)S2333(default)S2665(they)S2890(are)S3066(con\256gured)S3548(as)S(280:3:D0000)529 3684 A4265(and)S(300:5:CC000.)565 4462 A5104(The)S6528 V1440(memory)S1803(address)S2133(is)S(ignored)307 2228 A2563(for)S2709(the)S2861(Novell)S3164(ethernet)S3518(boards,)S3840(but)S3997(may)S4199(be)S(explicitly)380 4323 A4732(set)S4873(to)S4980(zero)S5183(to)S6648 V1440(indicate)S1793(that)S1978(the)S2135(board)S10 B2398(is)S10 R2499(a)S2578(Novell)S2886(ethernet)S3245(board.)S3558(You)S3765(do)S3899(not)S4061(need)S4284(to)S4395(specify)S4719(the)S4875(IRQ)S5082(with)S6768 V1440(modern)S1786(Western)S2161(Digital)S(8013)200 2480 A2719(compatible)S3205(ethernet)S3569(cards,)S3846(the)S4008(driver)S4288(asks)S4500(the)S4662(board)S4930(what)S5166(its)S6888 V1440(IRQ)S1650(is.)S1803(\(Note)S2069(that)S2256(the)S2415(default)S2731(IRQ)S2941(con\257icts)S3318(with)S3533(the)S(second)279 3692 A4007(serial)S4261(line,)S4472(so)S4596(the)S4754(serial)S5008(line)S5194(is)S7008 V1440(turned)S1722(off)S1865(if)S1952(the)S2100(ethernet)S2450(board)S2704(is)S2796(con\256gured)S3251(for)S3394(IRQ)S3593(3.\))S7176 V10 B1080(DPETH)S10 I1427(n)S10 B1477(_EA)S10 R1692(=)S10 I1774(e0)S10 R1869(:)S10 I1897(e1)S10 R1992(:)S10 I2020(e2)S10 R2115(:)S10 I2143(e3)S10 R2238(:)S10 I2266(e4)S10 R2361(:)S10 I2389(e5)S7296 V10 R1440(Set)S1596(the)S1746(ethernet)S2098(address)S2427(of)S2538(the)S10 I2688(n)S10 R2746(-th)S2885(ethernet)S3237(board.)S3543(The)S3727(address)S4056(is)S4150(normally)S4540(obtained)S4914(from)S5138(the)S7416 V1440(ethernet)S1808(board,)S2105(so)S2237(only)S2458(in)S2579(exceptional)S3086(circumstances)S3700(is)S3810(this)S(setting)268 3998 A4309(ever)S4526(needed.)S4904(\(Use)S5138(the)S7536 V1440(address)S1767(of)S1876(the)S2024(main)S2250(server)S2522(if)S(you)150 2609 A2784(want)S3005(a)S3075(career)S3348(change.\))S7903 V720(Page)S941(1)S4455(September)S4911(13,)S(1996)200 5061 A8143 VEP%%Page: 2 2BP/slant 0 def/height 0 def480 V10 R720(BOOT)S1003(\()S1045(8)S1103(\))S2696(Eighth)S(Edition)296 2989 A4844(BOOT)S5127(\()S5169(8)S5227(\))S960 V10 B1080(AHA0)S10 R1379(=)S10 I(I/O-addr)358 1461 A10 R1819(:)S10 I1847(bus-on)S10 R2120(:)S10 I2148(bus-off)S10 R2427(:)S10 I2455(tr-speed)S1080 V10 R1440(Con\256gure)S1876(the)S2033(Adaptec)S(154xA)273 2403 A2711(SCSI)S2959(host)S3161(adapter)S3493(to)S3606(use)S3775(the)S3933(given)S4191(I/O)S4361(address)S4698(\(hex\),)S4971(Bus-on)S1200 V1440(time)S1653(\(decimal\),)S2098(Bus-off)S2439(time)S2651(\(decimal\))S3071(and)S3249(transfer)S3591(speed)S3853(\(hex\).)S4149(The)S4339(default)S4652(is)S(330:15:1:00.)509 4752 A1320 V1440(The)S1622(default)S1927(transfer)S2261(speed)S2515(is)S2607(always)S2912(5.0)S3062(Mb/s)S3293(\(code)S3542(00\))S(ignoring)340 3701 A4066(the)S4214(jumper)S(settings.)332 4524 A1488 V10 B1080(sd)S10 I1175(n)S10 R1250(=)S10 I1332(target)S10 R1572(,)S10 I1597(lun)S1608 V10 R1440(Program)S1812(SCSI)S2050(disk)S10 B2242(sd)S10 I2337(n)S10 R2412(to)S2515(have)S2730(the)S2878(given)S3126(target)S3381(and)S3551(logical)S3850(unit)S4031(number.)S4413(The)S4596(target)S4852(and)S5023(lun)S5177(of)S1728 V1440(a)S1511(tape)S1704(or)S1813(other)S2045(SCSI)S2283(device)S2571(may)S2769(be)S2889(changed)S3249(by)S(setting)268 3374 A3667(the)S10 B3815(sd)S10 I3910(n)S10 R3985(variable)S4335(that)S4511(would)S4787(be)S4907(used)S5116(had)S1848 V1440(it)S1521(been)S1736(a)S1806(disk.)S2048(So)S2179(tape)S2372(device)S2660(st7)S2802(can)S2967(be)S3087(set)S3224(to)S3327(target)S3582(4,)S3682(lun)S3835(1)S3910(with)S(sd35=4,1.)396 4114 A2016 V10 B1080(MCD)S10 R1346(=)S10 I(I/O-addr)358 1428 A10 R1786(:)S10 I1814(irq)S2136 V10 R1440(I/O)S1600(address)S1927(\(hex\))S2165(and)S2335(IRQ)S2534(\(decimal\))S2946(of)S3055(the)S3203(Mitsumi)S3568(CD-ROM)S3996(driver,)S4287(by)S4412(default)S(300:10.)303 4717 A2304 V9 R720(T)S722(TC)S780(CP)S842(P/)S894(/I)S921(IP)S954(P)S1029(C)S1031(CO)S1093(ON)S1161(NF)S1229(FI)S1281(IG)S1314(GU)S1382(UR)S1450(RA)S1512(AT)S1580(TI)S1638(IO)S1671(ON)S1739(N)S2424 V10 R1080(To)S1217(use)S1376(TCP/IP)S(you)150 1705 A1881(have)S2097(to)S2201(compile)S2551(a)S2622(kernel)S2900(with)S3105(networking)S3589(enabled,)S3953(and)S4124(unless)S(you)150 4401 A4577(are)S(running)312 4727 A5065(stan-)S2544 V1080(dalone)S(you)150 1377 A1556(have)S1775(to)S1882(enable)S2174(the)S2326(ethernet)S2680(driver.)S3000(See)S3175(the)S10 B3327(DPETH)S10 I3674(n)S10 R(boot)178 3753 A3960(variable)S(above.)265 4314 A4633(The)S4819(driver)S5088(sup-)S2664 V1080(ports)S1316(these)S1558(ethernet)S1918(cards:)S2219(Western)S2590(Digital)S(8003,)225 2905 A3165(Western)S3536(Digital)S(8013,)225 3851 A4111(SMC)S(Elite)191 4358 A4584(Ultra)S4827(16,)S4987(Novell)S2784 V(NE1000,)360 1080 A1473(Novell)S(NE2000.)360 1780 A2198(Many)S2465(newer)S2745(variants)S3096(of)S3212(the)S(WD8013,)393 3367 A3792(now)S(under)229 3997 A4258(the)S4413(SMC)S4657(brand,)S4943(are)S5099(also)S2904 V(supported.)421 1080 A3072 V1080(You)S1278(are)S1427(likely)S1681(to)S1784(use)S1943(TCP/IP)S2271(in)S2374(one)S2544(of)S2653(three)S2880(situations:)S3240 V1440(Standalone)S1912(with)S2116(no)S(connection)441 2241 A2707(to)S2810(a)S2880(network.)S3408 V1440(In)S1549(a)S1619(small)S1862(network)S2217(with)S2421(no)S(support)301 2546 A2872(from)S3093(a)S3163("big")S3398(host.)S3576 V(Connected)430 1440 A1895(to)S1998(a)S2068(large)S2295(network)S2650(with)S2854(address)S3181(and)S3351(name)S3594(servers.)S3744 V1080(In)S(each)185 1189 A1399(situation)S(you)150 1770 A1945(need)S2160(a)S2230(different)S2603(set)S2740(of)S2849(con\256guration)S3410(\256les.)S3912 V870(S)S872(St)S930(ta)S960(an)S1007(nd)S1059(da)S1111(al)S1158(lo)S1188(on)S1240(ne)S1292(e)S4032 V1080(The)S1265(machine)S1635(is)S1731(con\256gured)S2190(with)S2398(a)S2472(\256xed)S2702(IP)S2821(address:)S10 B(192.9.200.1)475 3180 A10 R3655(.)S3734(This)S3942(is)S4038(one)S4212(of)S4325(the)S4477(addresses)S4892(Sun)S5077(used)S4152 V1080(to)S1194(give)S1403(to)S1517(machines)S(without)307 1933 A2276(a)S2357(registered)S2791(network)S3157(address.)S3545(This)S3760(address)S4098(is)S4200(normally)S4598(blocked)S4951(at)S5059(gate-)S4272 V1080(ways,)S1351(so)S1479(it)S1574(can)S1753(do)S1892(no)S2031(damage)S2383(if)S2484(used)S2707(in)S2824(a)S2908(real)S3099(net)S3261(by)S(accident.)361 3400 A3825(You)S4038(need)S4268(one)S4453(\256le,)S10 B4647(/etc/hosts)S10 R5045(,)S5110(that)S4392 V(should)267 1080 A(look)178 1372 A1575(like)S1751(this)S1921(\(using)S2197(the)S2345(name)S2588("darask")S2958(as)S3067(an)S3187(example\):)S4560 V(127.0.0.1)375 1440 A2190(localhost)S4680 V(192.9.200.1)475 1440 A2190(darask)S4848 V870(S)S872(Sm)S930(ma)S1010(al)S1057(ll)S1087(l)S1142(N)S1144(Ne)S1219(et)S1266(tw)S1296(wo)S1371(or)S1423(rk)S1459(k)S4968 V1080(In)S1194(a)S1270(network)S1631(where)S1909(the)S2063(Minix)S2339(machine)S2711(can't)S2944(obtain)S3226(its)S3352(IP)S3473(address)S3806(and)S3982(name)S4231(from)S4458(a)S4534(different)S4913(host)S(you)150 5111 A5088 V1080(need)S1303(specify)S1627(the)S1783(ethernet)S2141(address)S2476(to)S2587(host)S2786(name)S3036(translation)S3493(in)S3603(the)S10 B3758(/etc/ethers)S10 R4234(\256le)S4395(for)S4545(use)S4711(by)S4843(the)S4998(RARP)S5208 V1080(daemon.)S(Suppose)340 1473 A(you)150 1838 A2013(have)S2228(two)S2404(machines)S2809(in)S(your)184 2912 A3121(network)S3476(then)S10 B3674(/etc/ethers)S10 R4143(could)S(look)178 4391 A4594(like)S4770(this:)S5376 V1440(0:0:c0:a:77:23)S2440(darask)S5496 V1440(0:0:c0:a:68:ce)S2440(burask)S5664 V1080(Use)S10 B1263(hostaddr)S10 B-11675(-)S10 B1732(e)S10 R1803(to)S1907(\256nd)S2089(out)S2243(what)S2465(the)S2614(six)S2757(octet)S2979(ethernet)S3330(address)S3658(of)S3768(a)S3839(host)S4032(is.)S4175(Use)S4358(the)S4508(address)S4837(as)S4948(printed:)S5784 V1080(lowercase)S1509(hex)S1679(digits,)S1952(no)S2077(leading)S2398(zeros.)S2686(The)S10 B2868(/etc/hosts)S10 R3291(\256le)S3445(shows)S3721(their)S3931(IP)S4046(addresses:)S5952 V(127.0.0.1)375 1440 A2190(localhost)S6072 V(192.9.200.1)475 1440 A2190(darask)S6192 V(192.9.200.2)475 1440 A2190(burask)S6360 V10 B1080(Warning!)S10 R1546(Do)S1716(not)S1891(add)S2083(ethernet)S2455(addresses)S2888(of)S3019(diskless)S3384(workstations)S3945(to)S(your)184 4070 A4302(ethers)S4591(\256le.)S4818(A)S4939(Sun)S5143(for)S6480 V1080(instance)S1441(has)S1606(the)S1760(stupid)S2036(habit)S2268(of)S(booting)306 2382 A2718(from)S2944(the)S3097(\256rst)S3284(RARP)S3577(server)S3854(that)S4035(answers,)S4415(probably)S(your)184 4802 A5016(Minix)S6600 V(machine...)416 1080 A6768 V870(L)S872(La)S936(ar)S983(rg)S1019(ge)S1071(e)S1143(N)S1145(Ne)S1220(et)S1267(tw)S1297(wo)S1372(or)S1424(rk)S1460(k)S6888 V1080(In)S1196(a)S1273(network)S1635(with)S1846(a)S1923(central)S2230(network)S2592(administration)S(your)184 3205 A3421(machine's)S3867(IP)S3989(address)S4323(and)S4500(name)S4750(are)S4906(given)S5161(by)S7008 V1080(the)S1238(RARP)S1536(and)S1716(name)S1969(services)S2329(of)S2448(the)S2606(special)S2920(servers)S3240(on)S3374(the)S3531(network.)S3945(For)S4119(a)S4198(new)S4400(machine)S(you)150 4775 A4959(need)S5183(to)S7128 V1080(apply)S1332(for)S1479(an)S1604(IP)S1724(address)S2056(and)S2231(host)S2428(name)S2676(with)S(your)184 2885 A3099(network)S3459(administrator)S(supplying)395 4026 A4451(the)S4604(ethernet)S

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