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BOOK.PS：源码内容

(09318)210 648 A
(switch)252 1110 A
((m_ptr->m_type))630 1404 A
2076({)S
3060 V
(09319)210 648 A
(case)168 1110 A
(DEV_OPEN:)378 1320 A
(return(ENODEV);)630 2034 A
3150 V
(09320)210 648 A
(case)168 1110 A
(DEV_CLOSE:)420 1320 A
(return(OK);)462 2034 A
3240 V
(09321)210 648 A
(case)168 1110 A
(DEV_IOCTL:)420 1320 A
(return(ENOTTY);)630 2034 A
3330 V
(09322)210 648 A
(default:)336 1110 A
(return(EIO);)504 2034 A
3420 V
(09323)210 648 A
1110(})S
3510 V
(09324)210 648 A
1026(})S
3690 V
(09326)210 648 A
(/*===========================================================================*)3276 1026 A
3780 V
(09327)210 648 A
1068(*)S
(nop_finish)420 2370 A
4260(*)S
3870 V
(09328)210 648 A
(*===========================================================================*/)3276 1068 A
3960 V
(09329)210 648 A
(PUBLIC)252 1026 A
(int)126 1320 A
(nop_finish())504 1488 A
4050 V
(09330)210 648 A
1026({)S
4140 V
(09331)210 648 A
1026(/*)S
(Nothing)294 1152 A
1488(to)S
(finish,)294 1614 A
(all)126 1950 A
(the)126 2118 A
(work)168 2286 A
(has)126 2496 A
(been)168 2664 A
(done)168 2874 A
3084(by)S
(dp->dr_schedule.)672 3210 A
3924(*/)S
4230 V
(09332)210 648 A
(return(OK);)462 1110 A
4320 V
(09333)210 648 A
1026(})S
4500 V
(09335)210 648 A
(/*===========================================================================*)3276 1026 A
4590 V
(09336)210 648 A
1068(*)S
(nop_cleanup)462 2370 A
4260(*)S
4680 V
(09337)210 648 A
(*===========================================================================*/)3276 1068 A
4770 V
(09338)210 648 A
(PUBLIC)252 1026 A
(void)168 1320 A
(nop_cleanup())546 1530 A
4860 V
(09339)210 648 A
1026({)S
4950 V
(09340)210 648 A
1026(/*)S
(Nothing)294 1152 A
1488(to)S
(clean)210 1614 A
(up.)126 1866 A
2034(*/)S
5040 V
(09341)210 648 A
1026(})S
5220 V
(09343)210 648 A
(/*===========================================================================*)3276 1026 A
5310 V
(09344)210 648 A
1068(*)S
(clock_mess)420 2370 A
4260(*)S
5400 V
(09345)210 648 A
(*===========================================================================*/)3276 1068 A
5490 V
(09346)210 648 A
(PUBLIC)252 1026 A
(void)168 1320 A
(clock_mess(ticks,)714 1530 A
(func))210 2286 A
5580 V
(09347)210 648 A
(int)126 1026 A
(ticks;)252 1194 A
2370(/*)S
(how)126 2496 A
(many)168 2664 A
(clock)210 2874 A
(ticks)210 3126 A
3378(to)S
(wait)168 3504 A
3714(*/)S
5670 V
(09348)210 648 A
(watchdog_t)420 1026 A
(func;)210 1488 A
2370(/*)S
(function)336 2496 A
2874(to)S
(call)168 3000 A
(upon)168 3210 A
(time)168 3420 A
(out)126 3630 A
3798(*/)S
5760 V
(09349)210 648 A
1026({)S
5850 V
(09350)210 648 A
1026(/*)S
(Send)168 1152 A
(the)126 1362 A
(clock)210 1530 A
(task)168 1782 A
1992(a)S
(message.)336 2076 A
2454(*/)S
5940 V
(09351)210 648 A
6030 V
(09352)210 648 A
(message)294 1110 A
(mess;)210 1446 A
6120 V
(09353)210 648 A
6210 V
(09354)210 648 A
(mess.m_type)462 1110 A
1614(=)S
(SET_ALARM;)420 1698 A
8418 V
EP
%%Page: 119 119
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2015(File:)S
2248(src/kernel/driver.c)S
12 B
(119)180 4248 A
900 V
7 LST
(09355)210 648 A
(mess.CLOCK_PROC_NR)756 1110 A
1908(=)S
(proc_number(proc_ptr);)924 1992 A
990 V
(09356)210 648 A
(mess.DELTA_TICKS)672 1110 A
1824(=)S
((long))252 1908 A
(ticks;)252 2202 A
1080 V
(09357)210 648 A
(mess.FUNC_TO_CALL)714 1110 A
1866(=)S
((sighandler_t))588 1950 A
(func;)210 2580 A
1170 V
(09358)210 648 A
(sendrec(CLOCK,)588 1110 A
(&mess);)294 1740 A
1260 V
(09359)210 648 A
1026(})S
1440 V
(09361)210 648 A
(/*============================================================================*)3318 1026 A
1530 V
(09362)210 648 A
1068(*)S
(do_diocntl)420 2370 A
4302(*)S
1620 V
(09363)210 648 A
(*============================================================================*/)3318 1068 A
1710 V
(09364)210 648 A
(PUBLIC)252 1026 A
(int)126 1320 A
(do_diocntl(dp,)588 1488 A
(m_ptr))252 2118 A
1800 V
(09365)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
1890 V
(09366)210 648 A
(message)294 1026 A
(*m_ptr;)294 1362 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(ioctl)210 2958 A
(request)294 3210 A
3546(*/)S
1980 V
(09367)210 648 A
1026({)S
2070 V
(09368)210 648 A
1026(/*)S
(Carry)210 1152 A
(out)126 1404 A
1572(a)S
(partition)378 1656 A
(setting/getting)630 2076 A
(request.)336 2748 A
3126(*/)S
2160 V
(09369)210 648 A
(struct)252 1110 A
(device)252 1404 A
(*dv;)168 1698 A
2250 V
(09370)210 648 A
(phys_bytes)420 1110 A
(user_phys,)420 1572 A
(entry_phys;)462 2034 A
2340 V
(09371)210 648 A
(struct)252 1110 A
(partition)378 1404 A
(entry;)252 1824 A
2430 V
(09372)210 648 A
2520 V
(09373)210 648 A
1110(if)S
((m_ptr->REQUEST)630 1236 A
1908(!=)S
(DIOCSETP)336 2034 A
2412(&&)S
(m_ptr->REQUEST)588 2538 A
3168(!=)S
(DIOCGETP))378 3294 A
(return(ENOTTY);)630 3714 A
2610 V
(09374)210 648 A
2700 V
(09375)210 648 A
1110(/*)S
(Decode)252 1236 A
(the)126 1530 A
(message)294 1698 A
(parameters.)462 2034 A
2538(*/)S
2790 V
(09376)210 648 A
1110(if)S
(((dv)168 1236 A
1446(=)S
((*dp->dr_prepare)(m_ptr->DEVICE)))1386 1530 A
2958(==)S
(NIL_DEV))336 3084 A
(return(ENXIO);)588 3462 A
2880 V
(09377)210 648 A
2970 V
(09378)210 648 A
(user_phys)378 1110 A
1530(=)S
(numap(m_ptr->PROC_NR,)882 1614 A
((vir_bytes))462 2538 A
(m_ptr->ADDRESS,)630 3042 A
(sizeof(entry));)630 3714 A
3060 V
(09379)210 648 A
1110(if)S
((user_phys)420 1236 A
1698(==)S
1824(0))S
(return(EFAULT);)630 1950 A
3150 V
(09380)210 648 A
3240 V
(09381)210 648 A
(entry_phys)420 1110 A
1572(=)S
(vir2phys(&entry);)714 1656 A
3330 V
(09382)210 648 A
3420 V
(09383)210 648 A
1110(if)S
((m_ptr->REQUEST)630 1236 A
1908(==)S
(DIOCSETP))378 2034 A
2454({)S
3510 V
(09384)210 648 A
1362(/*)S
(Copy)168 1488 A
(just)168 1698 A
(this)168 1908 A
(one)126 2118 A
(partition)378 2286 A
(table)210 2706 A
(entry.)252 2958 A
3252(*/)S
3600 V
(09385)210 648 A
(phys_copy(user_phys,)840 1362 A
(entry_phys,)462 2244 A
((phys_bytes))504 2748 A
(sizeof(entry));)630 3294 A
3690 V
(09386)210 648 A
(dv->dv_base)462 1362 A
1866(=)S
(entry.base;)462 1950 A
3780 V
(09387)210 648 A
(dv->dv_size)462 1362 A
1866(=)S
(entry.size;)462 1950 A
3870 V
(09388)210 648 A
1110(})S
(else)168 1194 A
1404({)S
3960 V
(09389)210 648 A
1362(/*)S
(Return)252 1488 A
1782(a)S
(partition)378 1866 A
(table)210 2286 A
(entry)210 2538 A
(and)126 2790 A
(the)126 2958 A
(geometry)336 3126 A
3504(of)S
(the)126 3630 A
(drive.)252 3798 A
4092(*/)S
4050 V
(09390)210 648 A
(entry.base)420 1362 A
1824(=)S
(dv->dv_base;)504 1908 A
4140 V
(09391)210 648 A
(entry.size)420 1362 A
1824(=)S
(dv->dv_size;)504 1908 A
4230 V
(09392)210 648 A
((*dp->dr_geometry)(&entry);)1134 1362 A
4320 V
(09393)210 648 A
(phys_copy(entry_phys,)882 1362 A
(user_phys,)420 2286 A
((phys_bytes))504 2748 A
(sizeof(entry));)630 3294 A
4410 V
(09394)210 648 A
1110(})S
4500 V
(09395)210 648 A
(return(OK);)462 1110 A
4590 V
(09396)210 648 A
1026(})S
5040 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
5130 V
(src/kernel/drvlib.h)798 2034 A
5220 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
5400 V
(09400)210 648 A
1026(/*)S
(IBM)126 1152 A
(device)252 1320 A
(driver)252 1614 A
(definitions)462 1908 A
(Author:)294 3378 A
(Kees)168 3714 A
3924(J.)S
(Bot)126 4050 A
5490 V
(09401)210 648 A
1068(*)S
3714(7)S
(Dec)126 3798 A
(1995)168 3966 A
5580 V
(09402)210 648 A
1068(*/)S
5670 V
(09403)210 648 A
5760 V
(09404)210 648 A
(#include)336 1026 A
(<ibm/partition.h>)714 1404 A
5850 V
(09405)210 648 A
5940 V
(09406)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(partition,)420 1740 A
((struct)294 2202 A
(driver)252 2538 A
(*dr,)168 2832 A
(int)126 3042 A
(device,)294 3210 A
(int)126 3546 A
(style))252 3714 A
4008();)S
6030 V
(09407)210 648 A
6120 V
(09408)210 648 A
1026(/*)S
(BIOS)168 1152 A
(parameter)378 1362 A
(table)210 1782 A
(layout.)294 2034 A
2370(*/)S
6210 V
(09409)210 648 A
(#define)294 1026 A
(bp_cylinders(t))630 1362 A
2370((*)S
((u16_t)252 2496 A
2790(*))S
((&(t)[0])))420 2916 A
8418 V
EP
%%Page: 120 120
BP
/slant 0 def
/height 0 def
630 V
12 B
(120)180 648 A
11 R
2013(File:)S
2246(src/kernel/drvlib.h)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(09410)210 648 A
(#define)294 1026 A
(bp_heads(t))462 1362 A
2370((*)S
((u8_t)210 2496 A
2748(*))S
((&(t)[2])))420 2916 A
990 V
(09411)210 648 A
(#define)294 1026 A
(bp_reduced_wr(t))672 1362 A
2370((*)S
((u16_t)252 2496 A
2790(*))S
((&(t)[3])))420 2916 A
1080 V
(09412)210 648 A
(#define)294 1026 A
(bp_precomp(t))546 1362 A
2370((*)S
((u16_t)252 2496 A
2790(*))S
((&(t)[5])))420 2916 A
1170 V
(09413)210 648 A
(#define)294 1026 A
(bp_max_ecc(t))546 1362 A
2370((*)S
((u8_t)210 2496 A
2748(*))S
((&(t)[7])))420 2916 A
1260 V
(09414)210 648 A
(#define)294 1026 A
(bp_ctlbyte(t))546 1362 A
2370((*)S
((u8_t)210 2496 A
2748(*))S
((&(t)[8])))420 2916 A
1350 V
(09415)210 648 A
(#define)294 1026 A
(bp_landingzone(t))714 1362 A
2370((*)S
((u16_t)252 2496 A
2790(*))S
((&(t)[12])))462 2916 A
1440 V
(09416)210 648 A
(#define)294 1026 A
(bp_sectors(t))546 1362 A
2370((*)S
((u8_t)210 2496 A
2748(*))S
((&(t)[14])))462 2916 A
1530 V
(09417)210 648 A
1620 V
(09418)210 648 A
1026(/*)S
(Miscellaneous.)588 1152 A
1782(*/)S
1710 V
(09419)210 648 A
(#define)294 1026 A
(DEV_PER_DRIVE)546 1362 A
2034((1)S
2160(+)S
(NR_PARTITIONS))588 2244 A
1800 V
(09420)210 648 A
(#define)294 1026 A
(MINOR_hd1a)420 1362 A
(128)126 2034 A
1890 V
(09421)210 648 A
(#define)294 1026 A
(MINOR_fd0a)420 1362 A
((28<<2))294 2034 A
1980 V
(09422)210 648 A
(#define)294 1026 A
(P_FLOPPY)336 1362 A
2034(0)S
2070 V
(09423)210 648 A
(#define)294 1026 A
(P_PRIMARY)378 1362 A
2034(1)S
2160 V
(09424)210 648 A
(#define)294 1026 A
(P_SUB)210 1362 A
2034(2)S
2790 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
2880 V
(src/kernel/drvlib.c)798 2034 A
2970 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
3150 V
(09500)210 648 A
1026(/*)S
(IBM)126 1152 A
(device)252 1320 A
(driver)252 1614 A
(utility)294 1908 A
(functions.)420 2244 A
(Author:)294 3378 A
(Kees)168 3714 A
3924(J.)S
(Bot)126 4050 A
3240 V
(09501)210 648 A
1068(*)S
3714(7)S
(Dec)126 3798 A
(1995)168 3966 A
3330 V
(09502)210 648 A
1068(*)S
(Entry)210 1152 A
(point:)252 1404 A
3420 V
(09503)210 648 A
1068(*)S
(partition:)420 1236 A
(partition)378 1698 A
2118(a)S
(disk)168 2202 A
2412(to)S
(the)126 2538 A
(partition)378 2706 A
(table(s))336 3126 A
3504(on)S
(it.)126 3630 A
3510 V
(09504)210 648 A
1068(*/)S
3600 V
(09505)210 648 A
3690 V
(09506)210 648 A
(#include)336 1026 A
("kernel.h")420 1404 A
3780 V
(09507)210 648 A
(#include)336 1026 A
("driver.h")420 1404 A
3870 V
(09508)210 648 A
(#include)336 1026 A
("drvlib.h")420 1404 A
3960 V
(09509)210 648 A
4050 V
(09510)210 648 A
4140 V
(09511)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(extpartition,)546 2076 A
((struct)294 2664 A
(driver)252 3000 A
(*dp,)168 3294 A
(int)126 3504 A
(extdev,)294 3672 A
4230 V
(09512)210 648 A
(unsigned)336 3042 A
(long)168 3420 A
(extbase))336 3630 A
4008();)S
4320 V
(09513)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(get_part_table,)630 2034 A
((struct)294 2706 A
(driver)252 3042 A
(*dp,)168 3336 A
(int)126 3546 A
(device,)294 3714 A
4410 V
(09514)210 648 A
(unsigned)336 2034 A
(long)168 2412 A
(offset,)294 2622 A
(struct)252 2958 A
(part_entry)420 3252 A
(*table))294 3714 A
4050();)S
4500 V
(09515)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(sort,)210 2076 A
((struct)294 2328 A
(part_entry)420 2664 A
(*table))294 3126 A
3462();)S
4590 V
(09516)210 648 A
4680 V
(09517)210 648 A
4770 V
(09518)210 648 A
(/*============================================================================*)3318 1026 A
4860 V
(09519)210 648 A
1068(*)S
(partition)378 2370 A
4302(*)S
4950 V
(09520)210 648 A
(*============================================================================*/)3318 1068 A
5040 V
(09521)210 648 A
(PUBLIC)252 1026 A
(void)168 1320 A
(partition(dp,)546 1530 A
(device,)294 2118 A
(style))252 2454 A
5130 V
(09522)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
2034(/*)S
(device)252 2160 A
(dependent)378 2454 A
(entry)210 2874 A
(points)252 3126 A
3420(*/)S
5220 V
(09523)210 648 A
(int)126 1026 A
(device;)294 1194 A
2034(/*)S
(device)252 2160 A
2454(to)S
(partition)378 2580 A
3000(*/)S
5310 V
(09524)210 648 A
(int)126 1026 A
(style;)252 1194 A
2034(/*)S
(partitioning)504 2160 A
(style:)252 2706 A
(floppy,)294 3000 A
(primary,)336 3336 A
(sub.)168 3714 A
3924(*/)S
5400 V
(09525)210 648 A
1026({)S
5490 V
(09526)210 648 A
1026(/*)S
(This)168 1152 A
(routine)294 1362 A
1698(is)S
(called)252 1824 A
2118(on)S
(first)210 2244 A
(open)168 2496 A
2706(to)S
(initialize)420 2832 A
(the)126 3294 A
(partition)378 3462 A
(tables)252 3882 A
5580 V
(09527)210 648 A
1068(*)S
1152(of)S
1278(a)S
(device.)294 1362 A
1740(It)S
(makes)210 1866 A
(sure)168 2118 A
(that)168 2328 A
(each)168 2538 A
(partition)378 2748 A
(falls)210 3168 A
(safely)252 3420 A
(within)252 3714 A
(the)126 4008 A
5670 V
(09528)210 648 A
1068(*)S
(device's)336 1152 A
(limits.)294 1530 A
(Depending)378 1908 A
2328(on)S
(the)126 2454 A
(partition)378 2622 A
(style)210 3042 A
3294(we)S
(are)126 3420 A
(either)252 3588 A
(making)252 3882 A
5760 V
(09529)210 648 A
1068(*)S
(floppy)252 1152 A
(partitions,)462 1446 A
(primary)294 1950 A
(partitions)420 2286 A
2748(or)S
(subpartitions.)588 2874 A
(Only)168 3546 A
(primary)294 3756 A
5850 V
(09530)210 648 A
1068(*)S
(partitions)420 1152 A
(are)126 1614 A
(sorted,)294 1782 A
(because)294 2118 A
(they)168 2454 A
(are)126 2664 A
(shared)252 2832 A
(with)168 3126 A
(other)210 3336 A
(operating)378 3588 A
5940 V
(09531)210 648 A
1068(*)S
(systems)294 1152 A
(that)168 1488 A
(expect)252 1698 A
(this.)210 1992 A
6030 V
(09532)210 648 A
1068(*/)S
6120 V
(09533)210 648 A
(struct)252 1110 A
(part_entry)420 1404 A
(table[NR_PARTITIONS],)882 1866 A
(*pe;)168 2790 A
6210 V
(09534)210 648 A
(int)126 1110 A
(disk,)210 1278 A
(par;)168 1530 A
8418 V
EP
%%Page: 121 121
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2015(File:)S
2248(src/kernel/drvlib.c)S
12 B
(121)180 4248 A
900 V
7 LST
(09535)210 648 A
(struct)252 1110 A
(device)252 1404 A
(*dv;)168 1698 A
990 V
(09536)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(base,)210 1698 A
(limit,)252 1950 A
(part_limit;)462 2244 A
1080 V
(09537)210 648 A
1170 V
(09538)210 648 A
1110(/*)S
(Get)126 1236 A
(the)126 1404 A
(geometry)336 1572 A
1950(of)S
(the)126 2076 A
(device)252 2244 A
2538(to)S
(partition)378 2664 A
3084(*/)S
1260 V
(09539)210 648 A
1110(if)S
(((dv)168 1236 A
1446(=)S
((*dp->dr_prepare)(device)))1092 1530 A
2664(==)S
(NIL_DEV)294 2790 A
3126(||)S
(dv->dv_size)462 3252 A
3756(==)S
3882(0))S
(return;)294 4008 A
1350 V
(09540)210 648 A
(base)168 1110 A
1320(=)S
(dv->dv_base)462 1404 A
1908(>>)S
(SECTOR_SHIFT;)546 2034 A
1440 V
(09541)210 648 A
(limit)210 1110 A
1362(=)S
(base)168 1446 A
1656(+)S
((dv->dv_size)504 1740 A
2286(>>)S
(SECTOR_SHIFT);)588 2412 A
1530 V
(09542)210 648 A
1620 V
(09543)210 648 A
1110(/*)S
(Read)168 1236 A
(the)126 1446 A
(partition)378 1614 A
(table)210 2034 A
(for)126 2286 A
(the)126 2454 A
(device.)294 2622 A
2958(*/)S
1710 V
(09544)210 648 A
1110(if)S
((!get_part_table(dp,)840 1236 A
(device,)294 2118 A
(0L,)126 2454 A
(table)))294 2622 A
(return;)294 2958 A
1800 V
(09545)210 648 A
1890 V
(09546)210 648 A
1110(/*)S
(Compute)294 1236 A
(the)126 1572 A
(device)252 1740 A
(number)252 2034 A
2328(of)S
(the)126 2454 A
(first)210 2622 A
(partition.)420 2874 A
3336(*/)S
1980 V
(09547)210 648 A
(switch)252 1110 A
((style))294 1404 A
1740({)S
2070 V
(09548)210 648 A
(case)168 1110 A
(P_FLOPPY:)378 1320 A
2160 V
(09549)210 648 A
(device)252 1362 A
1656(+=)S
(MINOR_fd0a;)462 1782 A
2250 V
(09550)210 648 A
(break;)252 1362 A
2340 V
(09551)210 648 A
(case)168 1110 A
(P_PRIMARY:)420 1320 A
2430 V
(09552)210 648 A
(sort(table);)504 1362 A
2370(/*)S
(sort)168 2496 A
2706(a)S
(primary)294 2790 A
(partition)378 3126 A
(table)210 3546 A
3798(*/)S
2520 V
(09553)210 648 A
(device)252 1362 A
1656(+=)S
1782(1;)S
2610 V
(09554)210 648 A
(break;)252 1362 A
2700 V
(09555)210 648 A
(case)168 1110 A
(P_SUB:)252 1320 A
2790 V
(09556)210 648 A
(disk)168 1362 A
1572(=)S
(device)252 1656 A
1950(/)S
(DEV_PER_DRIVE;)588 2034 A
2880 V
(09557)210 648 A
(par)126 1362 A
1530(=)S
(device)252 1614 A
1908(%)S
(DEV_PER_DRIVE)546 1992 A
2580(-)S
2664(1;)S
2970 V
(09558)210 648 A
(device)252 1362 A
1656(=)S
(MINOR_hd1a)420 1740 A
2202(+)S
((disk)210 2286 A
2538(*)S
(NR_PARTITIONS)546 2622 A
3210(+)S
(par))168 3294 A
3504(*)S
(NR_PARTITIONS;)588 3588 A
3060 V
(09559)210 648 A
1110(})S
3150 V
(09560)210 648 A
3240 V
(09561)210 648 A
1110(/*)S
(Find)168 1236 A
1446(an)S
(array)210 1572 A
1824(of)S
(devices.)336 1950 A
2328(*/)S
3330 V
(09562)210 648 A
1110(if)S
(((dv)168 1236 A
1446(=)S
((*dp->dr_prepare)(device)))1092 1530 A
2664(==)S
(NIL_DEV))336 2790 A
(return;)294 3168 A
3420 V
(09563)210 648 A
3510 V
(09564)210 648 A
1110(/*)S
(Set)126 1236 A
(the)126 1404 A
(geometry)336 1572 A
1950(of)S
(the)126 2076 A
(partitions)420 2244 A
(from)168 2706 A
(the)126 2916 A
(partition)378 3084 A
(table.)252 3504 A
3798(*/)S
3600 V
(09565)210 648 A
(for)126 1110 A
((par)168 1278 A
1488(=)S
1572(0;)S
(par)126 1698 A
1866(<)S
(NR_PARTITIONS;)588 1950 A
(par++,)252 2580 A
(dv++))210 2874 A
3126({)S
3690 V
(09566)210 648 A
1362(/*)S
(Shrink)252 1488 A
(the)126 1782 A
(partition)378 1950 A
2370(to)S
(fit)126 2496 A
(within)252 2664 A
(the)126 2958 A
(device.)294 3126 A
3462(*/)S
3780 V
(09567)210 648 A
1362(pe)S
1488(=)S
(&table[par];)504 1572 A
3870 V
(09568)210 648 A
(part_limit)420 1362 A
1824(=)S
(pe->lowsec)420 1908 A
2370(+)S
(pe->size;)378 2454 A
3960 V
(09569)210 648 A
1362(if)S
((part_limit)462 1488 A
1992(<)S
(pe->lowsec))462 2076 A
(part_limit)420 2580 A
3042(=)S
(limit;)252 3126 A
4050 V
(09570)210 648 A
1362(if)S
((part_limit)462 1488 A
1992(>)S
(limit))252 2076 A
(part_limit)420 2370 A
2832(=)S
(limit;)252 2916 A
4140 V
(09571)210 648 A
1362(if)S
((pe->lowsec)462 1488 A
1992(<)S
(base))210 2076 A
(pe->lowsec)420 2328 A
2790(=)S
(base;)210 2874 A
4230 V
(09572)210 648 A
1362(if)S
((part_limit)462 1488 A
1992(<)S
(pe->lowsec))462 2076 A
(part_limit)420 2580 A
3042(=)S
(pe->lowsec;)462 3126 A
4320 V
(09573)210 648 A
4410 V
(09574)210 648 A
(dv->dv_base)462 1362 A
1866(=)S
(pe->lowsec)420 1950 A
2412(<<)S
(SECTOR_SHIFT;)546 2538 A
4500 V
(09575)210 648 A
(dv->dv_size)462 1362 A
1866(=)S
((part_limit)462 1950 A
2454(-)S
(pe->lowsec))462 2538 A
3042(<<)S
(SECTOR_SHIFT;)546 3168 A
4590 V
(09576)210 648 A
4680 V
(09577)210 648 A
1362(if)S
((style)252 1488 A
1782(==)S
(P_PRIMARY))420 1908 A
2370({)S
4770 V
(09578)210 648 A
1698(/*)S
(Each)168 1824 A
(Minix)210 2034 A
(primary)294 2286 A
(partition)378 2622 A
(can)126 3042 A
3210(be)S
(subpartitioned.)630 3336 A
4008(*/)S
4860 V
(09579)210 648 A
1698(if)S
((pe->sysind)462 1824 A
2328(==)S
(MINIX_PART))462 2454 A
4950 V
(09580)210 648 A
(partition(dp,)546 2034 A
(device)252 2622 A
2916(+)S
(par,)168 3000 A
(P_SUB);)294 3210 A
5040 V
(09581)210 648 A
5130 V
(09582)210 648 A
1698(/*)S
1824(An)S
(extended)336 1950 A
(partition)378 2328 A
(has)126 2748 A
(logical)294 2916 A
(partitions.)462 3252 A
3756(*/)S
5220 V
(09583)210 648 A
1698(if)S
((pe->sysind)462 1824 A
2328(==)S
(EXT_PART))378 2454 A
5310 V
(09584)210 648 A
(extpartition(dp,)672 2034 A
(device)252 2748 A
3042(+)S
(par,)168 3126 A
(pe->lowsec);)504 3336 A
5400 V
(09585)210 648 A
1362(})S
5490 V
(09586)210 648 A
1110(})S
5580 V
(09587)210 648 A
1026(})S
5850 V
(09590)210 648 A
(/*============================================================================*)3318 1026 A
5940 V
(09591)210 648 A
1068(*)S
(extpartition)504 2370 A
4302(*)S
6030 V
(09592)210 648 A
(*============================================================================*/)3318 1068 A
6120 V
(09593)210 648 A
(PRIVATE)294 1026 A
(void)168 1362 A
(extpartition(dp,)672 1572 A
(extdev,)294 2286 A
(extbase))336 2622 A
6210 V
(09594)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
2034(/*)S
(device)252 2160 A
(dependent)378 2454 A
(entry)210 2874 A
(points)252 3126 A
3420(*/)S
8418 V
EP
%%Page: 122 122
BP
/slant 0 def
/height 0 def
630 V
12 B
(122)180 648 A
11 R
2015(File:)S
2248(src/kernel/drvlib.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(09595)210 648 A
(int)126 1026 A
(extdev;)294 1194 A
2034(/*)S
(extended)336 2160 A
(partition)378 2538 A
2958(to)S
(scan)168 3084 A
3294(*/)S
990 V
(09596)210 648 A
(unsigned)336 1026 A
(long)168 1404 A
(extbase;)336 1614 A
2034(/*)S
(sector)252 2160 A
(offset)252 2454 A
2748(of)S
(the)126 2874 A
(base)168 3042 A
(extended)336 3252 A
(partition)378 3630 A
4050(*/)S
1080 V
(09597)210 648 A
1026({)S
1170 V
(09598)210 648 A
1026(/*)S
(Extended)336 1152 A
(partitions)420 1530 A
(cannot)252 1992 A
2286(be)S
(ignored)294 2412 A
(alas,)210 2748 A
(because)294 3000 A
(people)252 3336 A
(like)168 3630 A
3840(to)S
(move)168 3966 A
1260 V
(09599)210 648 A
1068(*)S
(files)210 1152 A
1404(to)S
(and)126 1530 A
(from)168 1698 A
(DOS)126 1908 A
(partitions.)462 2076 A
(Avoid)210 2622 A
(reading)294 2874 A
(this)168 3210 A
(code,)210 3420 A
(it's)168 3672 A
3882(no)S
(fun.)168 4008 A
1350 V
(09600)210 648 A
1068(*/)S
1440 V
(09601)210 648 A
(struct)252 1110 A
(part_entry)420 1404 A
(table[NR_PARTITIONS],)882 1866 A
(*pe;)168 2790 A
1530 V
(09602)210 648 A
(int)126 1110 A
(subdev,)294 1278 A
(disk,)210 1614 A
(par;)168 1866 A
1620 V
(09603)210 648 A
(struct)252 1110 A
(device)252 1404 A
(*dv;)168 1698 A
1710 V
(09604)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(offset,)294 1698 A
(nextoffset;)462 2034 A
1800 V
(09605)210 648 A
1890 V
(09606)210 648 A
(disk)168 1110 A
1320(=)S
(extdev)252 1404 A
1698(/)S
(DEV_PER_DRIVE;)588 1782 A
1980 V
(09607)210 648 A
(par)126 1110 A
1278(=)S
(extdev)252 1362 A
1656(%)S
(DEV_PER_DRIVE)546 1740 A
2328(-)S
2412(1;)S
2070 V
(09608)210 648 A
(subdev)252 1110 A
1404(=)S
(MINOR_hd1a)420 1488 A
1950(+)S
((disk)210 2034 A
2286(*)S
(NR_PARTITIONS)546 2370 A
2958(+)S
(par))168 3042 A
3252(*)S
(NR_PARTITIONS;)588 3336 A
2160 V
(09609)210 648 A
2250 V
(09610)210 648 A
(offset)252 1110 A
1404(=)S
1488(0;)S
2340 V
(09611)210 648 A
1110(do)S
1236({)S
2430 V
(09612)210 648 A
1362(if)S
((!get_part_table(dp,)840 1488 A
(extdev,)294 2370 A
(offset,)294 2706 A
(table)))294 3042 A
(return;)294 3378 A
2520 V
(09613)210 648 A
(sort(table);)504 1362 A
2610 V
(09614)210 648 A
2700 V
(09615)210 648 A
1362(/*)S
(The)126 1488 A
(table)210 1656 A
(should)252 1908 A
(contain)294 2202 A
(one)126 2538 A
(logical)294 2706 A
(partition)378 3042 A
(and)126 3462 A
(optionally)420 3630 A
2790 V
(09616)210 648 A
1404(*)S
(another)294 1488 A
(extended)336 1824 A
(partition.)420 2202 A
((It's)210 2706 A
2958(a)S
(linked)252 3042 A
(list.))252 3336 A
2880 V
(09617)210 648 A
1404(*/)S
2970 V
(09618)210 648 A
(nextoffset)420 1362 A
1824(=)S
1908(0;)S
3060 V
(09619)210 648 A
(for)126 1362 A
((par)168 1530 A
1740(=)S
1824(0;)S
(par)126 1950 A
2118(<)S
(NR_PARTITIONS;)588 2202 A
(par++))252 2832 A
3126({)S
3150 V
(09620)210 648 A
1698(pe)S
1824(=)S
(&table[par];)504 1908 A
3240 V
(09621)210 648 A
1698(if)S
((pe->sysind)462 1824 A
2328(==)S
(EXT_PART))378 2454 A
2874({)S
3330 V
(09622)210 648 A
(nextoffset)420 2034 A
2496(=)S
(pe->lowsec;)462 2580 A
3420 V
(09623)210 648 A
1698(})S
(else)168 1782 A
3510 V
(09624)210 648 A
1698(if)S
((pe->sysind)462 1824 A
2328(!=)S
(NO_PART))336 2454 A
2832({)S
3600 V
(09625)210 648 A
2034(if)S
(((dv)168 2160 A
2370(=)S
((*dp->dr_prepare)(subdev)))1092 2454 A
3588(==)S
(NIL_DEV))336 3714 A
(return;)294 4092 A
3690 V
(09626)210 648 A
3780 V
(09627)210 648 A
(dv->dv_base)462 2034 A
2538(=)S
((extbase)336 2622 A
3000(+)S
(offset)252 3084 A
3870 V
(09628)210 648 A
2706(+)S
(pe->lowsec))462 2790 A
3294(<<)S
(SECTOR_SHIFT;)546 3420 A
3960 V
(09629)210 648 A
(dv->dv_size)462 2034 A
2538(=)S
(pe->size)336 2622 A
3000(<<)S
(SECTOR_SHIFT;)546 3126 A
4050 V
(09630)210 648 A
4140 V
(09631)210 648 A
2034(/*)S
(Out)126 2160 A
2328(of)S
(devices?)336 2454 A
2832(*/)S
4230 V
(09632)210 648 A
2034(if)S
((++subdev)378 2160 A
2580(%)S
(NR_PARTITIONS)546 2664 A
3252(==)S
3378(0))S
(return;)294 3504 A
4320 V
(09633)210 648 A
1698(})S
4410 V
(09634)210 648 A
1362(})S
4500 V
(09635)210 648 A
1110(})S
(while)210 1194 A
(((offset)336 1446 A
1824(=)S
(nextoffset))462 1908 A
2412(!=)S
(0);)126 2538 A
4590 V
(09636)210 648 A
1026(})S
4860 V
(09639)210 648 A
(/*============================================================================*)3318 1026 A
4950 V
(09640)210 648 A
1068(*)S
(get_part_table)588 2370 A
4302(*)S
5040 V
(09641)210 648 A
(*============================================================================*/)3318 1068 A
5130 V
(09642)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(get_part_table(dp,)756 1530 A
(device,)294 2328 A
(offset,)294 2664 A
(table))252 3000 A
5220 V
(09643)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
5310 V
(09644)210 648 A
(int)126 1026 A
(device;)294 1194 A
5400 V
(09645)210 648 A
(unsigned)336 1026 A
(long)168 1404 A
(offset;)294 1614 A
2370(/*)S
(sector)252 2496 A
(offset)252 2790 A
3084(to)S
(the)126 3210 A
(table)210 3378 A
3630(*/)S
5490 V
(09646)210 648 A
(struct)252 1026 A
(part_entry)420 1320 A
(*table;)294 1782 A
2370(/*)S
(four)168 2496 A
(entries)294 2706 A
3042(*/)S
5580 V
(09647)210 648 A
1026({)S
5670 V
(09648)210 648 A
1026(/*)S
(Read)168 1152 A
(the)126 1362 A
(partition)378 1530 A
(table)210 1950 A
(for)126 2202 A
(the)126 2370 A
(device,)294 2538 A
(return)252 2874 A
(true)168 3168 A
(iff)126 3378 A
(there)210 3546 A
(were)168 3798 A
4008(no)S
5760 V
(09649)210 648 A
1068(*)S
(errors.)294 1152 A
5850 V
(09650)210 648 A
1068(*/)S
5940 V
(09651)210 648 A
(message)294 1110 A
(mess;)210 1446 A
6030 V
(09652)210 648 A
6120 V
(09653)210 648 A
(mess.DEVICE)462 1110 A
1614(=)S
(device;)294 1698 A
6210 V
(09654)210 648 A
(mess.POSITION)546 1110 A
1698(=)S
(offset)252 1782 A
2076(<<)S
(SECTOR_SHIFT;)546 2202 A
8418 V
EP
%%Page: 123 123
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2015(File:)S
2248(src/kernel/drvlib.c)S
12 B
(123)180 4248 A
900 V
7 LST
(09655)210 648 A
(mess.COUNT)420 1110 A
1572(=)S
(SECTOR_SIZE;)504 1656 A
990 V
(09656)210 648 A
(mess.ADDRESS)504 1110 A
1656(=)S
((char)210 1740 A
1992(*))S
(tmp_buf;)336 2118 A
1080 V
(09657)210 648 A
(mess.PROC_NR)504 1110 A
1656(=)S
(proc_number(proc_ptr);)924 1740 A
1170 V
(09658)210 648 A
(mess.m_type)462 1110 A
1614(=)S
(DEV_READ;)378 1698 A
1260 V
(09659)210 648 A
1350 V
(09660)210 648 A
1110(if)S
((do_rdwt(dp,)504 1236 A
(&mess))252 1782 A
2076(!=)S
(SECTOR_SIZE))504 2202 A
2748({)S
1440 V
(09661)210 648 A
(printf("%s:)462 1362 A
(can't)210 1866 A
(read)168 2118 A
(partition)378 2328 A
(table\n",)378 2748 A
((*dp->dr_name)());)756 3168 A
1530 V
(09662)210 648 A
(return)252 1362 A
1656(0;)S
1620 V
(09663)210 648 A
1110(})S
1710 V
(09664)210 648 A
1110(if)S
((tmp_buf[510])546 1236 A
1824(!=)S
(0x55)168 1950 A
2160(||)S
(tmp_buf[511])504 2286 A
2832(!=)S
(0xAA))210 2958 A
3210({)S
1800 V
(09665)210 648 A
1362(/*)S
(Invalid)294 1488 A
(partition)378 1824 A
(table.)252 2244 A
2538(*/)S
1890 V
(09666)210 648 A
(return)252 1362 A
1656(0;)S
1980 V
(09667)210 648 A
1110(})S
2070 V
(09668)210 648 A
(memcpy(table,)546 1110 A
((tmp_buf)336 1698 A
2076(+)S
(PART_TABLE_OFF),)672 2160 A
(NR_PARTITIONS)546 2874 A
3462(*)S
(sizeof(table[0]));)756 3546 A
2160 V
(09669)210 648 A
(return)252 1110 A
1404(1;)S
2250 V
(09670)210 648 A
1026(})S
2520 V
(09673)210 648 A
(/*===========================================================================*)3276 1026 A
2610 V
(09674)210 648 A
1068(*)S
(sort)168 2370 A
4260(*)S
2700 V
(09675)210 648 A
(*===========================================================================*/)3276 1068 A
2790 V
(09676)210 648 A
(PRIVATE)294 1026 A
(void)168 1362 A
(sort(table))462 1572 A
2880 V
(09677)210 648 A
(struct)252 1026 A
(part_entry)420 1320 A
(*table;)294 1782 A
2970 V
(09678)210 648 A
1026({)S
3060 V
(09679)210 648 A
1026(/*)S
(Sort)168 1152 A
1362(a)S
(partition)378 1446 A
(table.)252 1866 A
2160(*/)S
3150 V
(09680)210 648 A
(struct)252 1110 A
(part_entry)420 1404 A
(*pe,)168 1866 A
(tmp;)168 2076 A
3240 V
(09681)210 648 A
(int)126 1110 A
1278(n)S
1362(=)S
(NR_PARTITIONS;)588 1446 A
3330 V
(09682)210 648 A
3420 V
(09683)210 648 A
1110(do)S
1236({)S
3510 V
(09684)210 648 A
(for)126 1362 A
((pe)126 1530 A
1698(=)S
(table;)252 1782 A
2076(pe)S
2202(<)S
(table)210 2286 A
2538(+)S
(NR_PARTITIONS-1;)672 2622 A
(pe++))210 3336 A
3588({)S
3600 V
(09685)210 648 A
1698(if)S
((pe[0].sysind)546 1824 A
2412(==)S
(NO_PART)294 2538 A
3690 V
(09686)210 648 A
2034(||)S
((pe[0].lowsec)546 2160 A
2748(>)S
(pe[1].lowsec)504 2832 A
3780 V
(09687)210 648 A
2706(&&)S
(pe[1].sysind)504 2832 A
3378(!=)S
(NO_PART)))378 3504 A
3924({)S
3870 V
(09688)210 648 A
(tmp)126 2034 A
2202(=)S
(pe[0];)252 2286 A
(pe[0])210 2580 A
2832(=)S
(pe[1];)252 2916 A
(pe[1])210 3210 A
3462(=)S
(tmp;)168 3546 A
3960 V
(09689)210 648 A
1698(})S
4050 V
(09690)210 648 A
1362(})S
4140 V
(09691)210 648 A
1110(})S
(while)210 1194 A
((--n)168 1446 A
1656(>)S
(0);)126 1740 A
4230 V
(09692)210 648 A
1026(})S
4590 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4680 V
(src/kernel/memory.c)798 2034 A
4770 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4950 V
(09700)210 648 A
1026(/*)S
(This)168 1152 A
(file)168 1362 A
(contains)336 1572 A
(the)126 1950 A
(device)252 2118 A
(dependent)378 2412 A
(part)168 2832 A
3042(of)S
(the)126 3168 A
(drivers)294 3336 A
(for)126 3672 A
(the)126 3840 A
5040 V
(09701)210 648 A
1068(*)S
(following)378 1152 A
(special)294 1572 A
(files:)252 1908 A
5130 V
(09702)210 648 A
1068(*)S
(/dev/null)378 1320 A
2034(-)S
(null)168 2118 A
(device)252 2328 A
((data)210 2622 A
(sink))210 2874 A
5220 V
(09703)210 648 A
1068(*)S
(/dev/mem)336 1320 A
2034(-)S
(absolute)336 2118 A
(memory)252 2496 A
5310 V
(09704)210 648 A
1068(*)S
(/dev/kmem)378 1320 A
2034(-)S
(kernel)252 2118 A
(virtual)294 2412 A
(memory)252 2748 A
5400 V
(09705)210 648 A
1068(*)S
(/dev/ram)336 1320 A
2034(-)S
(RAM)126 2118 A
(disk)168 2286 A
5490 V
(09706)210 648 A
1068(*)S
5580 V
(09707)210 648 A
1068(*)S
(The)126 1152 A
(file)168 1320 A
(contains)336 1530 A
(one)126 1908 A
(entry)210 2076 A
(point:)252 2328 A
5670 V
(09708)210 648 A
1068(*)S
5760 V
(09709)210 648 A
1068(*)S
(mem_task:)378 1236 A
(main)168 1698 A
(entry)210 1908 A
(when)168 2160 A
(system)252 2370 A
2664(is)S
(brought)294 2790 A
3126(up)S
5850 V
(09710)210 648 A
1068(*)S
5940 V
(09711)210 648 A
1068(*)S
(Changes:)336 1194 A
6030 V
(09712)210 648 A
1068(*)S
1362(20)S
(Apr)126 1488 A
(1992)168 1698 A
1908(by)S
(Kees)168 2034 A
2244(J.)S
(Bot:)168 2370 A
(device)252 2580 A
(dependent/independent)882 2874 A
(split)210 3798 A
6120 V
(09713)210 648 A
1068(*/)S
6210 V
(09714)210 648 A
8418 V
EP
%%Page: 124 124
BP
/slant 0 def
/height 0 def
630 V
12 B
(124)180 648 A
11 R
1963(File:)S
2196(src/kernel/memory.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(09715)210 648 A
(#include)336 1026 A
("kernel.h")420 1404 A
990 V
(09716)210 648 A
(#include)336 1026 A
("driver.h")420 1404 A
1080 V
(09717)210 648 A
(#include)336 1026 A
(<sys/ioctl.h>)546 1404 A
1170 V
(09718)210 648 A
1260 V
(09719)210 648 A
(#define)294 1026 A
(NR_RAMS)294 1362 A
2160(4)S
2370(/*)S
(number)252 2496 A
2790(of)S
(RAM-type)336 2916 A
(devices)294 3294 A
3630(*/)S
1350 V
(09720)210 648 A
1440 V
(09721)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(device)252 1656 A
(m_geom[NR_RAMS];)672 1950 A
2706(/*)S
(Base)168 2832 A
(and)126 3042 A
(size)168 3210 A
3420(of)S
(each)168 3546 A
(RAM)126 3756 A
(disk)168 3924 A
4134(*/)S
1530 V
(09722)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(m_device;)378 1530 A
2370(/*)S
(current)294 2496 A
(device)252 2832 A
3126(*/)S
1620 V
(09723)210 648 A
1710 V
(09724)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(struct)252 1866 A
(device)252 2160 A
(*m_prepare,)462 2454 A
((int)168 2958 A
(device))294 3168 A
3504();)S
1800 V
(09725)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(m_schedule,)462 2034 A
((int)168 2538 A
(proc_nr,)336 2748 A
(struct)252 3126 A
(iorequest_s)462 3420 A
(*iop))210 3924 A
4176();)S
1890 V
(09726)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(m_do_open,)420 2034 A
((struct)294 2496 A
(driver)252 2832 A
(*dp,)168 3126 A
(message)294 3336 A
(*m_ptr))294 3672 A
4008();)S
1980 V
(09727)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(m_init,)294 2076 A
((void))252 2412 A
2706();)S
2070 V
(09728)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(m_ioctl,)336 2034 A
((struct)294 2412 A
(driver)252 2748 A
(*dp,)168 3042 A
(message)294 3252 A
(*m_ptr))294 3588 A
3924();)S
2160 V
(09729)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(m_geometry,)462 2076 A
((struct)294 2580 A
(partition)378 2916 A
(*entry))294 3336 A
3672();)S
2250 V
(09730)210 648 A
2340 V
(09731)210 648 A
2430 V
(09732)210 648 A
1026(/*)S
(Entry)210 1152 A
(points)252 1404 A
1698(to)S
(this)168 1824 A
(driver.)294 2034 A
2370(*/)S
2520 V
(09733)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(driver)252 1656 A
(m_dtab)252 1950 A
2244(=)S
2328({)S
2610 V
(09734)210 648 A
(no_name,)336 1110 A
1698(/*)S
(current)294 1824 A
(device's)336 2160 A
(name)168 2538 A
2748(*/)S
2700 V
(09735)210 648 A
(m_do_open,)420 1110 A
1698(/*)S
(open)168 1824 A
2034(or)S
(mount)210 2160 A
2412(*/)S
2790 V
(09736)210 648 A
(do_nop,)294 1110 A
1698(/*)S
(nothing)294 1824 A
2160(on)S
2286(a)S
(close)210 2370 A
2622(*/)S
2880 V
(09737)210 648 A
(m_ioctl,)336 1110 A
1698(/*)S
(specify)294 1824 A
(ram)126 2160 A
(disk)168 2328 A
(geometry)336 2538 A
2916(*/)S
2970 V
(09738)210 648 A
(m_prepare,)420 1110 A
1698(/*)S
(prepare)294 1824 A
(for)126 2160 A
(I/O)126 2328 A
2496(on)S
2622(a)S
(given)210 2706 A
(minor)210 2958 A
(device)252 3210 A
3504(*/)S
3060 V
(09739)210 648 A
(m_schedule,)462 1110 A
1698(/*)S
1824(do)S
(the)126 1950 A
(I/O)126 2118 A
2286(*/)S
3150 V
(09740)210 648 A
(nop_finish,)462 1110 A
1698(/*)S
(schedule)336 1824 A
(does)168 2202 A
(the)126 2412 A
(work,)210 2580 A
2832(no)S
(need)168 2958 A
3168(to)S
3294(be)S
(smart)210 3420 A
3672(*/)S
3240 V
(09741)210 648 A
(nop_cleanup,)504 1110 A
1698(/*)S
(nothing's)378 1824 A
(dirty)210 2244 A
2496(*/)S
3330 V
(09742)210 648 A
(m_geometry,)462 1110 A
1698(/*)S
(memory)252 1824 A
(device)252 2118 A
("geometry")420 2412 A
2874(*/)S
3420 V
(09743)210 648 A
1026(};)S
3510 V
(09744)210 648 A
3600 V
(09745)210 648 A
3690 V
(09746)210 648 A
(/*===========================================================================*)3276 1026 A
3780 V
(09747)210 648 A
1068(*)S
(mem_task)336 2370 A
4260(*)S
3870 V
(09748)210 648 A
(*===========================================================================*/)3276 1068 A
3960 V
(09749)210 648 A
(PUBLIC)252 1026 A
(void)168 1320 A
(mem_task())420 1530 A
4050 V
(09750)210 648 A
1026({)S
4140 V
(09751)210 648 A
(m_init();)378 1110 A
4230 V
(09752)210 648 A
(driver_task(&m_dtab);)882 1110 A
4320 V
(09753)210 648 A
1026(})S
4590 V
(09756)210 648 A
(/*===========================================================================*)3276 1026 A
4680 V
(09757)210 648 A
1068(*)S
(m_prepare)378 2370 A
4260(*)S
4770 V
(09758)210 648 A
(*===========================================================================*/)3276 1068 A
4860 V
(09759)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(device)252 1656 A
(*m_prepare(device))756 1950 A
4950 V
(09760)210 648 A
(int)126 1026 A
(device;)294 1194 A
5040 V
(09761)210 648 A
1026({)S
5130 V
(09762)210 648 A
1026(/*)S
(Prepare)294 1152 A
(for)126 1488 A
(I/O)126 1656 A
1824(on)S
1950(a)S
(device.)294 2034 A
2370(*/)S
5220 V
(09763)210 648 A
5310 V
(09764)210 648 A
1110(if)S
((device)294 1236 A
1572(<)S
1656(0)S
1740(||)S
(device)252 1866 A
2160(>=)S
(NR_RAMS))336 2286 A
(return(NIL_DEV);)672 2664 A
5400 V
(09765)210 648 A
(m_device)336 1110 A
1488(=)S
(device;)294 1572 A
5490 V
(09766)210 648 A
5580 V
(09767)210 648 A
(return(&m_geom[device]);)1008 1110 A
5670 V
(09768)210 648 A
1026(})S
5940 V
(09771)210 648 A
(/*===========================================================================*)3276 1026 A
6030 V
(09772)210 648 A
1068(*)S
(m_schedule)420 2370 A
4260(*)S
6120 V
(09773)210 648 A
(*===========================================================================*/)3276 1068 A
6210 V
(09774)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(m_schedule(proc_nr,)798 1530 A
(iop))168 2370 A
8418 V
EP
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/slant 0 def
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630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1963(File:)S
2196(src/kernel/memory.c)S
12 B
(125)180 4248 A
900 V
7 LST
(09775)210 648 A
(int)126 1026 A
(proc_nr;)336 1194 A
2370(/*)S
(process)294 2496 A
(doing)210 2832 A
(the)126 3084 A
(request)294 3252 A
3588(*/)S
990 V
(09776)210 648 A
(struct)252 1026 A
(iorequest_s)462 1320 A
(*iop;)210 1824 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(read)168 2958 A
3168(or)S
(write)210 3294 A
(request)294 3546 A
3882(*/)S
1080 V
(09777)210 648 A
1026({)S
1170 V
(09778)210 648 A
1026(/*)S
(Read)168 1152 A
1362(or)S
(write)210 1488 A
(/dev/null,)420 1740 A
(/dev/mem,)378 2202 A
(/dev/kmem,)420 2622 A
3084(or)S
(/dev/ram.)378 3210 A
3630(*/)S
1260 V
(09779)210 648 A
1350 V
(09780)210 648 A
(int)126 1110 A
(device,)294 1278 A
(count,)252 1614 A
(opcode;)294 1908 A
1440 V
(09781)210 648 A
(phys_bytes)420 1110 A
(mem_phys,)378 1572 A
(user_phys;)420 1992 A
1530 V
(09782)210 648 A
(struct)252 1110 A
(device)252 1404 A
(*dv;)168 1698 A
1620 V
(09783)210 648 A
1710 V
(09784)210 648 A
1110(/*)S
(Type)168 1236 A
1446(of)S
(request)294 1572 A
1908(*/)S
1800 V
(09785)210 648 A
(opcode)252 1110 A
1404(=)S
(iop->io_request)630 1488 A
2160(&)S
(304OPTIONAL_IO;)546 2244 A
1890 V
(09786)210 648 A
1980 V
(09787)210 648 A
1110(/*)S
(Get)126 1236 A
(minor)210 1404 A
(device)252 1656 A
(number)252 1950 A
(and)126 2244 A
(check)210 2412 A
(for)126 2664 A
(/dev/null.)420 2832 A
3294(*/)S
2070 V
(09788)210 648 A
(device)252 1110 A
1404(=)S
(m_device;)378 1488 A
2160 V
(09789)210 648 A
1110(dv)S
1236(=)S
(&m_geom[device];)672 1320 A
2250 V
(09790)210 648 A
2340 V
(09791)210 648 A
1110(/*)S
(Determine)378 1236 A
(address)294 1656 A
(where)210 1992 A
(data)168 2244 A
2454(is)S
2580(to)S
2706(go)S
2832(or)S
2958(to)S
(come)168 3084 A
(from.)210 3294 A
3546(*/)S
2430 V
(09792)210 648 A
(user_phys)378 1110 A
1530(=)S
(numap(proc_nr,)588 1614 A
((vir_bytes))462 2244 A
(iop->io_buf,)504 2748 A
2520 V
(09793)210 648 A
((vir_bytes))462 3042 A
(iop->io_nbytes);)672 3546 A
2610 V
(09794)210 648 A
1110(if)S
((user_phys)420 1236 A
1698(==)S
1824(0))S
(return(iop->io_nbytes)882 1950 A
2874(=)S
(EINVAL);)336 2958 A
2700 V
(09795)210 648 A
2790 V
(09796)210 648 A
1110(if)S
((device)294 1236 A
1572(==)S
(NULL_DEV))378 1698 A
2118({)S
2880 V
(09797)210 648 A
1362(/*)S
(/dev/null:)420 1488 A
(Black)210 1950 A
(hole.)210 2202 A
2454(*/)S
2970 V
(09798)210 648 A
1362(if)S
((opcode)294 1488 A
1824(==)S
(DEV_WRITE))420 1950 A
(iop->io_nbytes)588 2412 A
3042(=)S
3126(0;)S
3060 V
(09799)210 648 A
(count)210 1362 A
1614(=)S
1698(0;)S
3150 V
(09800)210 648 A
1110(})S
(else)168 1194 A
1404({)S
3240 V
(09801)210 648 A
1362(/*)S
(/dev/mem,)378 1488 A
(/dev/kmem,)420 1908 A
2370(or)S
(/dev/ram:)378 2496 A
(Check)210 2916 A
(for)126 3168 A
(EOF)126 3336 A
3504(*/)S
3330 V
(09802)210 648 A
1362(if)S
((iop->io_position)714 1488 A
2244(>=)S
(dv->dv_size))504 2370 A
(return(OK);)462 2916 A
3420 V
(09803)210 648 A
(count)210 1362 A
1614(=)S
(iop->io_nbytes;)630 1698 A
3510 V
(09804)210 648 A
1362(if)S
((iop->io_position)714 1488 A
2244(+)S
(count)210 2328 A
2580(>)S
(dv->dv_size))504 2664 A
3600 V
(09805)210 648 A
(count)210 1698 A
1950(=)S
(dv->dv_size)462 2034 A
2538(-)S
(iop->io_position;)714 2622 A
3690 V
(09806)210 648 A
1110(})S
3780 V
(09807)210 648 A
3870 V
(09808)210 648 A
1110(/*)S
(Set)126 1236 A
1404(up)S
('mem_phys')420 1530 A
(for)126 1992 A
(/dev/mem,)378 2160 A
(/dev/kmem,)420 2580 A
3042(or)S
(/dev/ram)336 3168 A
3546(*/)S
3960 V
(09809)210 648 A
(mem_phys)336 1110 A
1488(=)S
(dv->dv_base)462 1572 A
2076(+)S
(iop->io_position;)714 2160 A
4050 V
(09810)210 648 A
4140 V
(09811)210 648 A
1110(/*)S
(Book)168 1236 A
(the)126 1446 A
(number)252 1614 A
1908(of)S
(bytes)210 2034 A
2286(to)S
2412(be)S
(transferred)462 2538 A
3042(in)S
(advance.)336 3168 A
3546(*/)S
4230 V
(09812)210 648 A
(iop->io_nbytes)588 1110 A
1740(-=)S
(count;)252 1866 A
4320 V
(09813)210 648 A
4410 V
(09814)210 648 A
1110(if)S
((count)252 1236 A
1530(==)S
1656(0))S
(return(OK);)462 1782 A
4500 V
(09815)210 648 A
4590 V
(09816)210 648 A
1110(/*)S
(Copy)168 1236 A
(the)126 1446 A
(data.)210 1614 A
1866(*/)S
4680 V
(09817)210 648 A
1110(if)S
((opcode)294 1236 A
1572(==)S
(DEV_READ))378 1698 A
4770 V
(09818)210 648 A
(phys_copy(mem_phys,)798 1362 A
(user_phys,)420 2202 A
((phys_bytes))504 2664 A
(count);)294 3210 A
4860 V
(09819)210 648 A
(else)168 1110 A
4950 V
(09820)210 648 A
(phys_copy(user_phys,)840 1362 A
(mem_phys,)378 2244 A
((phys_bytes))504 2664 A
(count);)294 3210 A
5040 V
(09821)210 648 A
5130 V
(09822)210 648 A
(return(OK);)462 1110 A
5220 V
(09823)210 648 A
1026(})S
5490 V
(09826)210 648 A
(/*============================================================================*)3318 1026 A
5580 V
(09827)210 648 A
1068(*)S
(m_do_open)378 2370 A
4302(*)S
5670 V
(09828)210 648 A
(*============================================================================*/)3318 1068 A
5760 V
(09829)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(m_do_open(dp,)546 1530 A
(m_ptr))252 2118 A
5850 V
(09830)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
5940 V
(09831)210 648 A
(message)294 1026 A
(*m_ptr;)294 1362 A
6030 V
(09832)210 648 A
1026({)S
6120 V
(09833)210 648 A
1026(/*)S
(Check)210 1152 A
(device)252 1404 A
(number)252 1698 A
1992(on)S
(open.)210 2118 A
(Give)168 2412 A
(I/O)126 2622 A
(privileges)420 2790 A
3252(to)S
3378(a)S
(process)294 3462 A
(opening)294 3798 A
6210 V
(09834)210 648 A
1068(*)S
(/dev/mem)336 1152 A
1530(or)S
(/dev/kmem.)420 1656 A
8418 V
EP
%%Page: 126 126
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/slant 0 def
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630 V
12 B
(126)180 648 A
11 R
1963(File:)S
2196(src/kernel/memory.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(09835)210 648 A
1068(*/)S
990 V
(09836)210 648 A
1080 V
(09837)210 648 A
1110(if)S
((m_prepare(m_ptr->DEVICE))1050 1236 A
2328(==)S
(NIL_DEV))336 2454 A
(return(ENXIO);)588 2832 A
1170 V
(09838)210 648 A
1260 V
(09839)210 648 A
1110(if)S
((m_device)378 1236 A
1656(==)S
(MEM_DEV)294 1782 A
2118(||)S
(m_device)336 2244 A
2622(==)S
(KMEM_DEV))378 2748 A
1350 V
(09840)210 648 A
(enable_iop(proc_addr(m_ptr->PROC_NR));)1596 1362 A
1440 V
(09841)210 648 A
1530 V
(09842)210 648 A
(return(OK);)462 1110 A
1620 V
(09843)210 648 A
1026(})S
1890 V
(09846)210 648 A
(/*===========================================================================*)3276 1026 A
1980 V
(09847)210 648 A
1068(*)S
(m_init)252 2370 A
4260(*)S
2070 V
(09848)210 648 A
(*===========================================================================*/)3276 1068 A
2160 V
(09849)210 648 A
(PRIVATE)294 1026 A
(void)168 1362 A
(m_init())336 1572 A
2250 V
(09850)210 648 A
1026({)S
2340 V
(09851)210 648 A
1110(/*)S
(Initialize)420 1236 A
(this)168 1698 A
(task.)210 1908 A
2160(*/)S
2430 V
(09852)210 648 A
(extern)252 1110 A
(int)126 1404 A
(_end;)210 1572 A
2520 V
(09853)210 648 A
2610 V
(09854)210 648 A
(m_geom[KMEM_DEV].dv_base)1008 1110 A
2160(=)S
(vir2phys(0);)504 2244 A
2700 V
(09855)210 648 A
(m_geom[KMEM_DEV].dv_size)1008 1110 A
2160(=)S
(vir2phys(&_end);)672 2244 A
2790 V
(09856)210 648 A
2880 V
(09857)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(INTEL))252 1572 A
2970 V
(09858)210 648 A
1110(if)S
((!protected_mode))714 1236 A
1992({)S
3060 V
(09859)210 648 A
(m_geom[MEM_DEV].dv_size)966 1362 A
2370(=)S
(0x100000;)378 2538 A
3042(/*)S
3168(1M)S
(for)126 3294 A
(8086)168 3462 A
(systems)294 3672 A
4008(*/)S
3150 V
(09860)210 648 A
1110(})S
(else)168 1194 A
1404({)S
3240 V
(09861)210 648 A
(#if)126 1026 A
(_WORD_SIZE)420 1194 A
1656(==)S
1782(2)S
3330 V
(09862)210 648 A
(m_geom[MEM_DEV].dv_size)966 1362 A
2370(=)S
(0x1000000;)420 2496 A
3042(/*)S
(16M)126 3168 A
(for)126 3336 A
(286)126 3504 A
(systems)294 3672 A
4008(*/)S
3420 V
(09863)210 648 A
(#else)210 1026 A
3510 V
(09864)210 648 A
(m_geom[MEM_DEV].dv_size)966 1362 A
2370(=)S
(0xFFFFFFFF;)462 2454 A
3042(/*)S
(4G-1)168 3168 A
(for)126 3378 A
(386)126 3546 A
(systems)294 3714 A
4050(*/)S
3600 V
(09865)210 648 A
(#endif)252 1026 A
3690 V
(09866)210 648 A
1110(})S
3780 V
(09867)210 648 A
(#endif)252 1026 A
3870 V
(09868)210 648 A
1026(})S
4140 V
(09871)210 648 A
(/*===========================================================================*)3276 1026 A
4230 V
(09872)210 648 A
1068(*)S
(m_ioctl)294 2370 A
4260(*)S
4320 V
(09873)210 648 A
(*===========================================================================*/)3276 1068 A
4410 V
(09874)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(m_ioctl(dp,)462 1530 A
(m_ptr))252 2034 A
4500 V
(09875)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
4590 V
(09876)210 648 A
(message)294 1026 A
(*m_ptr;)294 1362 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(read)168 2958 A
3168(or)S
(write)210 3294 A
(message)294 3546 A
3882(*/)S
4680 V
(09877)210 648 A
1026({)S
4770 V
(09878)210 648 A
1026(/*)S
(Set)126 1152 A
(parameters)420 1320 A
(for)126 1782 A
(one)126 1950 A
2118(of)S
(the)126 2244 A
(RAM)126 2412 A
(disks.)252 2580 A
2874(*/)S
4860 V
(09879)210 648 A
4950 V
(09880)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(bytesize;)378 1698 A
5040 V
(09881)210 648 A
(unsigned)336 1110 A
(base,)210 1488 A
(size;)210 1740 A
5130 V
(09882)210 648 A
(struct)252 1110 A
(memory)252 1404 A
(*memp;)252 1698 A
5220 V
(09883)210 648 A
(static)252 1110 A
(struct)252 1404 A
(psinfo)252 1698 A
(psinfo)252 1992 A
2286(=)S
2370({)S
(NR_TASKS,)378 2454 A
(NR_PROCS,)378 2874 A
((vir_bytes))462 3294 A
(proc,)210 3798 A
4050(0,)S
4176(0)S
4260(};)S
5310 V
(09884)210 648 A
(phys_bytes)420 1110 A
(psinfo_phys;)504 1572 A
5400 V
(09885)210 648 A
5490 V
(09886)210 648 A
(switch)252 1110 A
((m_ptr->REQUEST))672 1404 A
2118({)S
5580 V
(09887)210 648 A
(case)168 1110 A
(MIOCRAMSIZE:)504 1320 A
5670 V
(09888)210 648 A
1362(/*)S
1488(FS)S
(sets)168 1614 A
(the)126 1824 A
(RAM)126 1992 A
(disk)168 2160 A
(size.)210 2370 A
2622(*/)S
5760 V
(09889)210 648 A
1362(if)S
((m_ptr->PROC_NR)630 1488 A
2160(!=)S
(FS_PROC_NR))462 2286 A
(return(EPERM);)588 2790 A
5850 V
(09890)210 648 A
5940 V
(09891)210 648 A
(bytesize)336 1362 A
1740(=)S
(m_ptr->POSITION)630 1824 A
2496(*)S
(BLOCK_SIZE;)462 2580 A
6030 V
(09892)210 648 A
(size)168 1362 A
1572(=)S
((bytesize)378 1656 A
2076(+)S
(CLICK_SHIFT-1))588 2160 A
2790(>>)S
(CLICK_SHIFT;)504 2916 A
6120 V
(09893)210 648 A
6210 V
(09894)210 648 A
1362(/*)S
(Find)168 1488 A
1698(a)S
(memory)252 1782 A
(chunk)210 2076 A
(big)126 2328 A
(enough)252 2496 A
(for)126 2790 A
(the)126 2958 A
(RAM)126 3126 A
(disk.)210 3294 A
3546(*/)S
8418 V
EP
%%Page: 127 127
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1963(File:)S
2196(src/kernel/memory.c)S
12 B
(127)180 4248 A
900 V
7 LST
(09895)210 648 A
(memp=)210 1362 A
(&mem[NR_MEMS];)588 1614 A
990 V
(09896)210 648 A
(while)210 1362 A
(((--memp)->size)630 1614 A
2286(<)S
(size))210 2370 A
2622({)S
1080 V
(09897)210 648 A
1698(if)S
((memp)210 1824 A
2076(==)S
(mem))168 2202 A
(panic("RAM)420 2412 A
(disk)168 2874 A
3084(is)S
(too)126 3210 A
(big",)210 3378 A
(NO_NUM);)336 3630 A
1170 V
(09898)210 648 A
1362(})S
1260 V
(09899)210 648 A
(base)168 1362 A
1572(=)S
(memp->base;)462 1656 A
1350 V
(09900)210 648 A
(memp->base)420 1362 A
1824(+=)S
(size;)210 1950 A
1440 V
(09901)210 648 A
(memp->size)420 1362 A
1824(-=)S
(size;)210 1950 A
1530 V
(09902)210 648 A
1620 V
(09903)210 648 A
(m_geom[RAM_DEV].dv_base)966 1362 A
2370(=)S
((unsigned)378 2454 A
(long))210 2874 A
(base)168 3126 A
3336(<<)S
(CLICK_SHIFT;)504 3462 A
1710 V
(09904)210 648 A
(m_geom[RAM_DEV].dv_size)966 1362 A
2370(=)S
(bytesize;)378 2454 A
1800 V
(09905)210 648 A
(break;)252 1362 A
1890 V
(09906)210 648 A
(case)168 1110 A
(MIOCSPSINFO:)504 1320 A
1980 V
(09907)210 648 A
1362(/*)S
1488(MM)S
1614(or)S
1740(FS)S
(set)126 1866 A
(the)126 2034 A
(address)294 2202 A
2538(of)S
(their)210 2664 A
(process)294 2916 A
(table.)252 3252 A
3546(*/)S
2070 V
(09908)210 648 A
1362(if)S
((m_ptr->PROC_NR)630 1488 A
2160(==)S
(MM_PROC_NR))462 2286 A
2790({)S
2160 V
(09909)210 648 A
(psinfo.mproc)504 1698 A
2244(=)S
((vir_bytes))462 2328 A
(m_ptr->ADDRESS;)630 2832 A
2250 V
(09910)210 648 A
1362(})S
(else)168 1446 A
2340 V
(09911)210 648 A
1362(if)S
((m_ptr->PROC_NR)630 1488 A
2160(==)S
(FS_PROC_NR))462 2286 A
2790({)S
2430 V
(09912)210 648 A
(psinfo.fproc)504 1698 A
2244(=)S
((vir_bytes))462 2328 A
(m_ptr->ADDRESS;)630 2832 A
2520 V
(09913)210 648 A
1362(})S
(else)168 1446 A
1656({)S
2610 V
(09914)210 648 A
(return(EPERM);)588 1698 A
2700 V
(09915)210 648 A
1362(})S
2790 V
(09916)210 648 A
(break;)252 1362 A
2880 V
(09917)210 648 A
(case)168 1110 A
(MIOCGPSINFO:)504 1320 A
2970 V
(09918)210 648 A
1362(/*)S
(The)126 1488 A
1656(ps)S
(program)294 1782 A
(wants)210 2118 A
(the)126 2370 A
(process)294 2538 A
(table)210 2874 A
(addresses.)420 3126 A
3588(*/)S
3060 V
(09919)210 648 A
(psinfo_phys)462 1362 A
1866(=)S
(numap(m_ptr->PROC_NR,)882 1950 A
((vir_bytes))462 2874 A
(m_ptr->ADDRESS,)630 3378 A
3150 V
(09920)210 648 A
(sizeof(psinfo));)672 3378 A
3240 V
(09921)210 648 A
1362(if)S
((psinfo_phys)504 1488 A
2034(==)S
2160(0))S
(return(EFAULT);)630 2286 A
3330 V
(09922)210 648 A
(phys_copy(vir2phys(&psinfo),)1176 1362 A
(psinfo_phys,)504 2580 A
((phys_bytes))504 3126 A
(sizeof(psinfo));)672 3672 A
3420 V
(09923)210 648 A
(break;)252 1362 A
3510 V
(09924)210 648 A
(default:)336 1110 A
3600 V
(09925)210 648 A
(return(do_diocntl(&m_dtab,)1092 1362 A
(m_ptr));)336 2496 A
3690 V
(09926)210 648 A
1110(})S
3780 V
(09927)210 648 A
(return(OK);)462 1110 A
3870 V
(09928)210 648 A
1026(})S
4140 V
(09931)210 648 A
(/*============================================================================*)3318 1026 A
4230 V
(09932)210 648 A
1068(*)S
(m_geometry)420 2370 A
4302(*)S
4320 V
(09933)210 648 A
(*============================================================================*/)3318 1068 A
4410 V
(09934)210 648 A
(PRIVATE)294 1026 A
(void)168 1362 A
(m_geometry(entry))714 1572 A
4500 V
(09935)210 648 A
(struct)252 1026 A
(partition)378 1320 A
(*entry;)294 1740 A
4590 V
(09936)210 648 A
1026({)S
4680 V
(09937)210 648 A
1110(/*)S
(Memory)252 1236 A
(devices)294 1530 A
(don't)210 1866 A
(have)168 2118 A
2328(a)S
(geometry,)378 2412 A
(but)126 2832 A
(the)126 3000 A
(outside)294 3168 A
(world)210 3504 A
(insists.)336 3756 A
4134(*/)S
4770 V
(09938)210 648 A
(entry->cylinders)672 1110 A
1824(=)S
((m_geom[m_device].dv_size)1050 1908 A
3000(>>)S
(SECTOR_SHIFT))546 3126 A
3714(/)S
((64)126 3798 A
3966(*)S
(32);)168 4050 A
4860 V
(09939)210 648 A
(entry->heads)504 1110 A
1656(=)S
(64;)126 1740 A
4950 V
(09940)210 648 A
(entry->sectors)588 1110 A
1740(=)S
(32;)126 1824 A
5040 V
(09941)210 648 A
1026(})S
8418 V
EP
%%Page: 128 128
BP
/slant 0 def
/height 0 def
630 V
12 B
(128)180 648 A
11 R
2049(File:)S
2282(src/kernel/wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
990 V
7 LST
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1080 V
(src/kernel/wini.c)714 2034 A
1170 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1350 V
(10000)210 648 A
1026(/*)S
(wini.c)252 1362 A
1656(-)S
(choose)252 1740 A
2034(a)S
(winchester)420 2118 A
(driver.)294 2580 A
(Author:)294 3378 A
(Kees)168 3714 A
3924(J.)S
(Bot)126 4050 A
1440 V
(10001)210 648 A
1068(*)S
3714(28)S
(May)126 3840 A
(1994)168 4008 A
1530 V
(10002)210 648 A
1068(*)S
(Several)294 1152 A
(different)378 1488 A
(winchester)420 1908 A
(drivers)294 2370 A
(may)126 2706 A
2874(be)S
(compiled)336 3000 A
1620 V
(10003)210 648 A
1068(*)S
(into)168 1152 A
(the)126 1362 A
(kernel,)294 1530 A
(but)126 1866 A
(only)168 2034 A
(one)126 2244 A
(may)126 2412 A
(run.)168 2580 A
(That)168 2832 A
(one)126 3042 A
3210(is)S
(chosen)252 3336 A
(here)168 3630 A
(using)210 3840 A
1710 V
(10004)210 648 A
1068(*)S
(the)126 1152 A
(boot)168 1320 A
(variable)336 1530 A
('hd'.)210 1908 A
1800 V
(10005)210 648 A
1068(*/)S
1890 V
(10006)210 648 A
1980 V
(10007)210 648 A
(#include)336 1026 A
("kernel.h")420 1404 A
2070 V
(10008)210 648 A
(#include)336 1026 A
("driver.h")420 1404 A
2160 V
(10009)210 648 A
2250 V
(10010)210 648 A
(#if)126 1026 A
(ENABLE_WINI)462 1194 A
2340 V
(10011)210 648 A
2430 V
(10012)210 648 A
1026(/*)S
(Map)126 1152 A
(driver)252 1320 A
(name)168 1614 A
1824(to)S
(task)168 1950 A
(function.)378 2160 A
2580(*/)S
2520 V
(10013)210 648 A
(struct)252 1026 A
(hdmap)210 1320 A
1572({)S
2610 V
(10014)210 648 A
(char)168 1110 A
(*name;)252 1698 A
2700 V
(10015)210 648 A
(task_t)252 1110 A
(*task;)252 1698 A
2790 V
(10016)210 648 A
1026(})S
(hdmap[])294 1110 A
1446(=)S
1530({)S
2880 V
(10017)210 648 A
2970 V
(10018)210 648 A
(#if)126 1026 A
(ENABLE_AT_WINI)588 1194 A
3060 V
(10019)210 648 A
1110({)S
("at",)210 1194 A
(at_winchester_task)756 1698 A
2706(},)S
3150 V
(10020)210 648 A
(#endif)252 1026 A
3240 V
(10021)210 648 A
3330 V
(10022)210 648 A
(#if)126 1026 A
(ENABLE_BIOS_WINI)672 1194 A
3420 V
(10023)210 648 A
1110({)S
("bios",)294 1194 A
(bios_winchester_task)840 1698 A
2706(},)S
3510 V
(10024)210 648 A
(#endif)252 1026 A
3600 V
(10025)210 648 A
3690 V
(10026)210 648 A
(#if)126 1026 A
(ENABLE_ESDI_WINI)672 1194 A
3780 V
(10027)210 648 A
1110({)S
("esdi",)294 1194 A
(esdi_winchester_task)840 1698 A
2706(},)S
3870 V
(10028)210 648 A
(#endif)252 1026 A
3960 V
(10029)210 648 A
4050 V
(10030)210 648 A
(#if)126 1026 A
(ENABLE_XT_WINI)588 1194 A
4140 V
(10031)210 648 A
1110({)S
("xt",)210 1194 A
(xt_winchester_task)756 1698 A
2706(},)S
4230 V
(10032)210 648 A
(#endif)252 1026 A
4320 V
(10033)210 648 A
4410 V
(10034)210 648 A
1026(};)S
4500 V
(10035)210 648 A
4590 V
(10036)210 648 A
4680 V
(10037)210 648 A
(/*===========================================================================*)3276 1026 A
4770 V
(10038)210 648 A
1068(*)S
(winchester_task)630 2370 A
4260(*)S
4860 V
(10039)210 648 A
(*===========================================================================*/)3276 1068 A
4950 V
(10040)210 648 A
(PUBLIC)252 1026 A
(void)168 1320 A
(winchester_task())714 1530 A
5040 V
(10041)210 648 A
1026({)S
5130 V
(10042)210 648 A
1110(/*)S
(Call)168 1236 A
(the)126 1446 A
(default)294 1614 A
1950(or)S
(selected)336 2076 A
(winchester)420 2454 A
(task.)210 2916 A
3168(*/)S
5220 V
(10043)210 648 A
(char)168 1110 A
(*hd;)168 1320 A
5310 V
(10044)210 648 A
(struct)252 1110 A
(hdmap)210 1404 A
(*map;)210 1656 A
5400 V
(10045)210 648 A
5490 V
(10046)210 648 A
1110(hd)S
1236(=)S
(k_getenv("hd");)630 1320 A
5580 V
(10047)210 648 A
5670 V
(10048)210 648 A
(for)126 1110 A
((map)168 1278 A
1488(=)S
(hdmap;)252 1572 A
(map)126 1866 A
2034(<)S
(hdmap)210 2118 A
2370(+)S
(sizeof(hdmap)/sizeof(hdmap[0]);)1302 2454 A
(map++))252 3798 A
4092({)S
5760 V
(10049)210 648 A
1362(if)S
((hd)126 1488 A
1656(==)S
(NULL)168 1782 A
1992(||)S
(strcmp(hd,)420 2118 A
(map->name))420 2580 A
3042(==)S
3168(0))S
3294({)S
5850 V
(10050)210 648 A
1698(/*)S
(Run)126 1824 A
(the)126 1992 A
(selected)336 2160 A
(winchester)420 2538 A
(task.)210 3000 A
3252(*/)S
5940 V
(10051)210 648 A
((*map->task)();)630 1698 A
6030 V
(10052)210 648 A
1362(})S
6120 V
(10053)210 648 A
1110(})S
6210 V
(10054)210 648 A
(panic("no)378 1110 A
1530(hd)S
(driver",)336 1656 A
(NO_NUM);)336 2034 A
8418 V
EP
%%Page: 129 129
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2049(File:)S
2282(src/kernel/wini.c)S
12 B
(129)180 4248 A
900 V
7 LST
(10055)210 648 A
1026(})S
990 V
(10056)210 648 A
(#endif)252 1026 A
1320(/*)S
(ENABLE_WINI)462 1446 A
1950(*/)S
1440 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1530 V
(src/kernel/at_wini.c)840 2034 A
1620 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1800 V
(10100)210 648 A
1026(/*)S
(This)168 1152 A
(file)168 1362 A
(contains)336 1572 A
(the)126 1950 A
(device)252 2118 A
(dependent)378 2412 A
(part)168 2832 A
3042(of)S
3168(a)S
(driver)252 3252 A
(for)126 3546 A
(the)126 3714 A
(IBM-AT)252 3882 A
1890 V
(10101)210 648 A
1068(*)S
(winchester)420 1152 A
(controller.)462 1614 A
1980 V
(10102)210 648 A
1068(*)S
1152(It)S
(was)126 1278 A
(written)294 1446 A
1782(by)S
(Adri)168 1908 A
(Koppes.)294 2118 A
2070 V
(10103)210 648 A
1068(*)S
2160 V
(10104)210 648 A
1068(*)S
(The)126 1152 A
(file)168 1320 A
(contains)336 1530 A
(one)126 1908 A
(entry)210 2076 A
(point:)252 2328 A
2250 V
(10105)210 648 A
1068(*)S
2340 V
(10106)210 648 A
1068(*)S
(at_winchester_task:)798 1236 A
(main)168 2370 A
(entry)210 2580 A
(when)168 2832 A
(system)252 3042 A
3336(is)S
(brought)294 3462 A
3798(up)S
2430 V
(10107)210 648 A
1068(*)S
2520 V
(10108)210 648 A
1068(*)S
2610 V
(10109)210 648 A
1068(*)S
(Changes:)336 1152 A
2700 V
(10110)210 648 A
1068(*)S
1362(13)S
(Apr)126 1488 A
(1992)168 1656 A
1866(by)S
(Kees)168 1992 A
2202(J.)S
(Bot:)168 2328 A
(device)252 2538 A
(dependent/independent)882 2832 A
(split.)252 3756 A
2790 V
(10111)210 648 A
1068(*/)S
2880 V
(10112)210 648 A
2970 V
(10113)210 648 A
(#include)336 1026 A
("kernel.h")420 1404 A
3060 V
(10114)210 648 A
(#include)336 1026 A
("driver.h")420 1404 A
3150 V
(10115)210 648 A
(#include)336 1026 A
("drvlib.h")420 1404 A
3240 V
(10116)210 648 A
3330 V
(10117)210 648 A
(#if)126 1026 A
(ENABLE_AT_WINI)588 1194 A
3420 V
(10118)210 648 A
3510 V
(10119)210 648 A
1026(/*)S
(I/O)126 1152 A
(Ports)210 1320 A
(used)168 1572 A
1782(by)S
(winchester)420 1908 A
(disk)168 2370 A
(controllers.)504 2580 A
3126(*/)S
3600 V
(10120)210 648 A
3690 V
(10121)210 648 A
1026(/*)S
(Read)168 1152 A
(and)126 1362 A
(write)210 1530 A
(registers)378 1782 A
2202(*/)S
3780 V
(10122)210 648 A
(#define)294 1026 A
(REG_BASE0)378 1362 A
(0x1F0)210 2034 A
2370(/*)S
(base)168 2496 A
(register)336 2706 A
3084(of)S
(controller)420 3210 A
3672(0)S
3756(*/)S
3870 V
(10123)210 648 A
(#define)294 1026 A
(REG_BASE1)378 1362 A
(0x170)210 2034 A
2370(/*)S
(base)168 2496 A
(register)336 2706 A
3084(of)S
(controller)420 3210 A
3672(1)S
3756(*/)S
3960 V
(10124)210 648 A
(#define)294 1026 A
(REG_DATA)336 1362 A
2202(0)S
2370(/*)S
(data)168 2496 A
(register)336 2706 A
((offset)294 3084 A
(from)168 3420 A
(the)126 3630 A
(base)168 3798 A
(reg.))210 4008 A
4260(*/)S
4050 V
(10125)210 648 A
(#define)294 1026 A
(REG_PRECOMP)462 1362 A
2202(1)S
2370(/*)S
(start)210 2496 A
2748(of)S
(write)210 2874 A
(precompensation)630 3126 A
3798(*/)S
4140 V
(10126)210 648 A
(#define)294 1026 A
(REG_COUNT)378 1362 A
2202(2)S
2370(/*)S
(sectors)294 2496 A
2832(to)S
(transfer)336 2958 A
3336(*/)S
4230 V
(10127)210 648 A
(#define)294 1026 A
(REG_SECTOR)420 1362 A
2202(3)S
2370(/*)S
(sector)252 2496 A
(number)252 2790 A
3084(*/)S
4320 V
(10128)210 648 A
(#define)294 1026 A
(REG_CYL_LO)420 1362 A
2202(4)S
2370(/*)S
(low)126 2496 A
(byte)168 2664 A
2874(of)S
(cylinder)336 3000 A
(number)252 3378 A
3672(*/)S
4410 V
(10129)210 648 A
(#define)294 1026 A
(REG_CYL_HI)420 1362 A
2202(5)S
2370(/*)S
(high)168 2496 A
(byte)168 2706 A
2916(of)S
(cylinder)336 3042 A
(number)252 3420 A
3714(*/)S
4500 V
(10130)210 648 A
(#define)294 1026 A
(REG_LDH)294 1362 A
2202(6)S
2370(/*)S
(lba,)168 2496 A
(drive)210 2706 A
(and)126 2958 A
(head)168 3126 A
3336(*/)S
4590 V
(10131)210 648 A
(#define)294 1026 A
(LDH_DEFAULT)462 1446 A
(0xA0)168 2370 A
2706(/*)S
(ECC)126 2832 A
(enable,)294 3000 A
(512)126 3336 A
(bytes)210 3504 A
(per)126 3756 A
(sector)252 3924 A
4218(*/)S
4680 V
(10132)210 648 A
(#define)294 1026 A
(LDH_LBA)294 1446 A
(0x40)168 2370 A
2706(/*)S
(Use)126 2832 A
(LBA)126 3000 A
(addressing)420 3168 A
3630(*/)S
4770 V
(10133)210 648 A
(#define)294 1026 A
(ldh_init(drive))630 1446 A
((LDH_DEFAULT)504 2370 A
2916(|)S
(((drive))336 3000 A
3378(<<)S
(4)))126 3504 A
4860 V
(10134)210 648 A
4950 V
(10135)210 648 A
1026(/*)S
(Read)168 1152 A
(only)168 1362 A
(registers)378 1572 A
1992(*/)S
5040 V
(10136)210 648 A
(#define)294 1026 A
(REG_STATUS)420 1362 A
2202(7)S
2370(/*)S
(status)252 2496 A
2790(*/)S
5130 V
(10137)210 648 A
(#define)294 1026 A
(STATUS_BSY)420 1446 A
(0x80)168 2370 A
2706(/*)S
(controller)420 2832 A
(busy)168 3294 A
3504(*/)S
5220 V
(10138)210 648 A
(#define)294 1026 A
(STATUS_RDY)420 1446 A
(0x40)168 2370 A
2706(/*)S
(drive)210 2832 A
(ready)210 3084 A
3336(*/)S
5310 V
(10139)210 648 A
(#define)294 1026 A
(STATUS_WF)378 1446 A
(0x20)168 2370 A
2706(/*)S
(write)210 2832 A
(fault)210 3084 A
3336(*/)S
5400 V
(10140)210 648 A
(#define)294 1026 A
(STATUS_SC)378 1446 A
(0x10)168 2370 A
2706(/*)S
(seek)168 2832 A
(complete)336 3042 A
((obsolete))420 3420 A
3882(*/)S
5490 V
(10141)210 648 A
(#define)294 1026 A
(STATUS_DRQ)420 1446 A
(0x08)168 2370 A
2706(/*)S
(data)168 2832 A
(transfer)336 3042 A
(request)294 3420 A
3756(*/)S
5580 V
(10142)210 648 A
(#define)294 1026 A
(STATUS_CRD)420 1446 A
(0x04)168 2370 A
2706(/*)S
(corrected)378 2832 A
(data)168 3252 A
3462(*/)S
5670 V
(10143)210 648 A
(#define)294 1026 A
(STATUS_IDX)420 1446 A
(0x02)168 2370 A
2706(/*)S
(index)210 2832 A
(pulse)210 3084 A
3336(*/)S
5760 V
(10144)210 648 A
(#define)294 1026 A
(STATUS_ERR)420 1446 A
(0x01)168 2370 A
2706(/*)S
(error)210 2832 A
3084(*/)S
5850 V
(10145)210 648 A
(#define)294 1026 A
(REG_ERROR)378 1362 A
2202(1)S
2370(/*)S
(error)210 2496 A
(code)168 2748 A
2958(*/)S
5940 V
(10146)210 648 A
(#define)294 1026 A
(ERROR_BB)336 1446 A
(0x80)168 2370 A
2706(/*)S
(bad)126 2832 A
(block)210 3000 A
3252(*/)S
6030 V
(10147)210 648 A
(#define)294 1026 A
(ERROR_ECC)378 1446 A
(0x40)168 2370 A
2706(/*)S
(bad)126 2832 A
(ecc)126 3000 A
(bytes)210 3168 A
3420(*/)S
6120 V
(10148)210 648 A
(#define)294 1026 A
(ERROR_ID)336 1446 A
(0x10)168 2370 A
2706(/*)S
2832(id)S
(not)126 2958 A
(found)210 3126 A
3378(*/)S
6210 V
(10149)210 648 A
(#define)294 1026 A
(ERROR_AC)336 1446 A
(0x04)168 2370 A
2706(/*)S
(aborted)294 2832 A
(command)294 3168 A
3504(*/)S
8418 V
EP
%%Page: 130 130
BP
/slant 0 def
/height 0 def
630 V
12 B
(130)180 648 A
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(10150)210 648 A
(#define)294 1026 A
(ERROR_TK)336 1446 A
(0x02)168 2370 A
2706(/*)S
(track)210 2832 A
(zero)168 3084 A
(error)210 3294 A
3546(*/)S
990 V
(10151)210 648 A
(#define)294 1026 A
(ERROR_DM)336 1446 A
(0x01)168 2370 A
2706(/*)S
2832(no)S
(data)168 2958 A
(address)294 3168 A
(mark)168 3504 A
3714(*/)S
1080 V
(10152)210 648 A
1170 V
(10153)210 648 A
1026(/*)S
(Write)210 1152 A
(only)168 1404 A
(registers)378 1614 A
2034(*/)S
1260 V
(10154)210 648 A
(#define)294 1026 A
(REG_COMMAND)462 1362 A
2202(7)S
2370(/*)S
(command)294 2496 A
2832(*/)S
1350 V
(10155)210 648 A
(#define)294 1026 A
(CMD_IDLE)336 1446 A
(0x00)168 2370 A
2706(/*)S
(for)126 2832 A
(w_command:)420 3000 A
(drive)210 3462 A
(idle)168 3714 A
3924(*/)S
1440 V
(10156)210 648 A
(#define)294 1026 A
(CMD_RECALIBRATE)630 1446 A
(0x10)168 2370 A
2706(/*)S
(recalibrate)462 2832 A
(drive)210 3336 A
3588(*/)S
1530 V
(10157)210 648 A
(#define)294 1026 A
(CMD_READ)336 1446 A
(0x20)168 2370 A
2706(/*)S
(read)168 2832 A
(data)168 3042 A
3252(*/)S
1620 V
(10158)210 648 A
(#define)294 1026 A
(CMD_WRITE)378 1446 A
(0x30)168 2370 A
2706(/*)S
(write)210 2832 A
(data)168 3084 A
3294(*/)S
1710 V
(10159)210 648 A
(#define)294 1026 A
(CMD_READVERIFY)588 1446 A
(0x40)168 2370 A
2706(/*)S
(read)168 2832 A
(verify)252 3042 A
3336(*/)S
1800 V
(10160)210 648 A
(#define)294 1026 A
(CMD_FORMAT)420 1446 A
(0x50)168 2370 A
2706(/*)S
(format)252 2832 A
(track)210 3126 A
3378(*/)S
1890 V
(10161)210 648 A
(#define)294 1026 A
(CMD_SEEK)336 1446 A
(0x70)168 2370 A
2706(/*)S
(seek)168 2832 A
(cylinder)336 3042 A
3420(*/)S
1980 V
(10162)210 648 A
(#define)294 1026 A
(CMD_DIAG)336 1446 A
(0x90)168 2370 A
2706(/*)S
(execute)294 2832 A
(device)252 3168 A
(diagnostics)462 3462 A
3966(*/)S
2070 V
(10163)210 648 A
(#define)294 1026 A
(CMD_SPECIFY)462 1446 A
(0x91)168 2370 A
2706(/*)S
(specify)294 2832 A
(parameters)420 3168 A
3630(*/)S
2160 V
(10164)210 648 A
(#define)294 1026 A
(ATA_IDENTIFY)504 1446 A
(0xEC)168 2370 A
2706(/*)S
(identify)336 2832 A
(drive)210 3210 A
3462(*/)S
2250 V
(10165)210 648 A
(#define)294 1026 A
(REG_CTL)294 1362 A
(0x206)210 2034 A
2370(/*)S
(control)294 2496 A
(register)336 2832 A
3210(*/)S
2340 V
(10166)210 648 A
(#define)294 1026 A
(CTL_NORETRY)462 1446 A
(0x80)168 2370 A
2706(/*)S
(disable)294 2832 A
(access)252 3168 A
(retry)210 3462 A
3714(*/)S
2430 V
(10167)210 648 A
(#define)294 1026 A
(CTL_NOECC)378 1446 A
(0x40)168 2370 A
2706(/*)S
(disable)294 2832 A
(ecc)126 3168 A
(retry)210 3336 A
3588(*/)S
2520 V
(10168)210 648 A
(#define)294 1026 A
(CTL_EIGHTHEADS)588 1446 A
(0x08)168 2370 A
2706(/*)S
(more)168 2832 A
(than)168 3042 A
(eight)210 3252 A
(heads)210 3504 A
3756(*/)S
2610 V
(10169)210 648 A
(#define)294 1026 A
(CTL_RESET)378 1446 A
(0x04)168 2370 A
2706(/*)S
(reset)210 2832 A
(controller)420 3084 A
3546(*/)S
2700 V
(10170)210 648 A
(#define)294 1026 A
(CTL_INTDISABLE)588 1446 A
(0x02)168 2370 A
2706(/*)S
(disable)294 2832 A
(interrupts)420 3168 A
3630(*/)S
2790 V
(10171)210 648 A
2880 V
(10172)210 648 A
1026(/*)S
(Interrupt)378 1152 A
(request)294 1572 A
(lines.)252 1908 A
2202(*/)S
2970 V
(10173)210 648 A
(#define)294 1026 A
(AT_IRQ0)294 1362 A
2034(14)S
2370(/*)S
(interrupt)378 2496 A
(number)252 2916 A
(for)126 3210 A
(controller)420 3378 A
3840(0)S
3924(*/)S
3060 V
(10174)210 648 A
(#define)294 1026 A
(AT_IRQ1)294 1362 A
2034(15)S
2370(/*)S
(interrupt)378 2496 A
(number)252 2916 A
(for)126 3210 A
(controller)420 3378 A
3840(1)S
3924(*/)S
3150 V
(10175)210 648 A
3240 V
(10176)210 648 A
1026(/*)S
(Common)252 1152 A
(command)294 1446 A
(block)210 1782 A
2034(*/)S
3330 V
(10177)210 648 A
(struct)252 1026 A
(command)294 1320 A
1656({)S
3420 V
(10178)210 648 A
(u8_t)168 1110 A
(precomp;)336 1362 A
2034(/*)S
(REG_PRECOMP,)504 2160 A
(etc.)168 2706 A
2916(*/)S
3510 V
(10179)210 648 A
(u8_t)168 1110 A
(count;)252 1362 A
3600 V
(10180)210 648 A
(u8_t)168 1110 A
(sector;)294 1362 A
3690 V
(10181)210 648 A
(u8_t)168 1110 A
(cyl_lo;)294 1362 A
3780 V
(10182)210 648 A
(u8_t)168 1110 A
(cyl_hi;)294 1362 A
3870 V
(10183)210 648 A
(u8_t)168 1110 A
(ldh;)168 1362 A
3960 V
(10184)210 648 A
(u8_t)168 1110 A
(command;)336 1362 A
4050 V
(10185)210 648 A
1026(};)S
4140 V
(10186)210 648 A
4230 V
(10187)210 648 A
4320 V
(10188)210 648 A
1026(/*)S
(Error)210 1152 A
(codes)210 1404 A
1656(*/)S
4410 V
(10189)210 648 A
(#define)294 1026 A
(ERR)126 1362 A
((-1))168 2076 A
2370(/*)S
(general)294 2496 A
(error)210 2832 A
3084(*/)S
4500 V
(10190)210 648 A
(#define)294 1026 A
(ERR_BAD_SECTOR)588 1362 A
((-2))168 2076 A
2370(/*)S
(block)210 2496 A
(marked)252 2748 A
(bad)126 3042 A
(detected)336 3210 A
3588(*/)S
4590 V
(10191)210 648 A
4680 V
(10192)210 648 A
1026(/*)S
(Some)168 1152 A
(controllers)462 1362 A
(don't)210 1866 A
(interrupt,)420 2118 A
(the)126 2580 A
(clock)210 2748 A
(will)168 3000 A
(wake)168 3210 A
3420(us)S
(up.)126 3546 A
3714(*/)S
4770 V
(10193)210 648 A
(#define)294 1026 A
(WAKEUP)252 1362 A
((32*HZ))294 2034 A
2370(/*)S
(drive)210 2496 A
(may)126 2748 A
2916(be)S
(out)126 3042 A
(for)126 3210 A
3378(31)S
(seconds)294 3504 A
(max)126 3840 A
4008(*/)S
4860 V
(10194)210 648 A
4950 V
(10195)210 648 A
1026(/*)S
(Miscellaneous.)588 1152 A
1782(*/)S
5040 V
(10196)210 648 A
(#define)294 1026 A
(MAX_DRIVES)420 1362 A
2160(4)S
2370(/*)S
(this)168 2496 A
(driver)252 2706 A
(supports)336 3000 A
3378(4)S
(drives)252 3462 A
((hd0)168 3756 A
3966(-)S
(hd19))210 4050 A
4302(*/)S
5130 V
(10197)210 648 A
(#if)126 1026 A
(_WORD_SIZE)420 1194 A
1656(>)S
1740(2)S
5220 V
(10198)210 648 A
(#define)294 1026 A
(MAX_SECS)336 1362 A
(256)126 2076 A
2370(/*)S
(controller)420 2496 A
(can)126 2958 A
(transfer)336 3126 A
(this)168 3504 A
(many)168 3714 A
(sectors)294 3924 A
4260(*/)S
5310 V
(10199)210 648 A
(#else)210 1026 A
5400 V
(10200)210 648 A
(#define)294 1026 A
(MAX_SECS)336 1362 A
(127)126 2076 A
2370(/*)S
(but)126 2496 A
(not)126 2664 A
2832(to)S
2958(a)S
3042(16)S
(bit)126 3168 A
(process)294 3336 A
3672(*/)S
5490 V
(10201)210 648 A
(#endif)252 1026 A
5580 V
(10202)210 648 A
(#define)294 1026 A
(MAX_ERRORS)420 1362 A
2160(4)S
2370(/*)S
(how)126 2496 A
(often)210 2664 A
2916(to)S
(try)126 3042 A
(rd/wt)210 3210 A
(before)252 3462 A
(quitting)336 3756 A
4134(*/)S
5670 V
(10203)210 648 A
(#define)294 1026 A
(NR_DEVICES)420 1362 A
((MAX_DRIVES)462 2034 A
2538(*)S
(DEV_PER_DRIVE))588 2622 A
5760 V
(10204)210 648 A
(#define)294 1026 A
(SUB_PER_DRIVE)546 1362 A
((NR_PARTITIONS)588 2034 A
2664(*)S
(NR_PARTITIONS))588 2748 A
5850 V
(10205)210 648 A
(#define)294 1026 A
(NR_SUBDEVS)420 1362 A
((MAX_DRIVES)462 2034 A
2538(*)S
(SUB_PER_DRIVE))588 2622 A
5940 V
(10206)210 648 A
(#define)294 1026 A
(TIMEOUT)294 1362 A
(32000)210 1992 A
2370(/*)S
(controller)420 2496 A
(timeout)294 2958 A
3294(in)S
3420(ms)S
3546(*/)S
6030 V
(10207)210 648 A
(#define)294 1026 A
(RECOVERYTIME)504 1362 A
(500)126 2076 A
2370(/*)S
(controller)420 2496 A
(recovery)336 2958 A
(time)168 3336 A
3546(in)S
3672(ms)S
3798(*/)S
6120 V
(10208)210 648 A
(#define)294 1026 A
(INITIALIZED)462 1362 A
(0x01)168 2034 A
2370(/*)S
(drive)210 2496 A
2748(is)S
(initialized)462 2874 A
3378(*/)S
6210 V
(10209)210 648 A
(#define)294 1026 A
(DEAF)168 1362 A
(0x02)168 2034 A
2370(/*)S
(controller)420 2496 A
(must)168 2958 A
3168(be)S
(reset)210 3294 A
3546(*/)S
8418 V
EP
%%Page: 131 131
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
12 B
(131)180 4248 A
900 V
7 LST
(10210)210 648 A
(#define)294 1026 A
(SMART)210 1362 A
(0x04)168 2034 A
2370(/*)S
(drive)210 2496 A
(supports)336 2748 A
(ATA)126 3126 A
(commands)336 3294 A
3672(*/)S
990 V
(10211)210 648 A
1080 V
(10212)210 648 A
1170 V
(10213)210 648 A
1026(/*)S
(Variables.)420 1152 A
1614(*/)S
1260 V
(10214)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(wini)168 1656 A
1866({)S
2370(/*)S
(main)168 2496 A
(drive)210 2706 A
(struct,)294 2958 A
(one)126 3294 A
(entry)210 3462 A
(per)126 3714 A
(drive)210 3882 A
4134(*/)S
1350 V
(10215)210 648 A
(unsigned)336 1110 A
(state;)252 1488 A
2370(/*)S
(drive)210 2496 A
(state:)252 2748 A
(deaf,)210 3042 A
(initialized,)504 3294 A
(dead)168 3840 A
4050(*/)S
1440 V
(10216)210 648 A
(unsigned)336 1110 A
(base;)210 1488 A
2370(/*)S
(base)168 2496 A
(register)336 2706 A
3084(of)S
(the)126 3210 A
(register)336 3378 A
(file)168 3756 A
3966(*/)S
1530 V
(10217)210 648 A
(unsigned)336 1110 A
(irq;)168 1488 A
2370(/*)S
(interrupt)378 2496 A
(request)294 2916 A
(line)168 3252 A
3462(*/)S
1620 V
(10218)210 648 A
(unsigned)336 1110 A
(lcylinders;)462 1488 A
2370(/*)S
(logical)294 2496 A
(number)252 2832 A
3126(of)S
(cylinders)378 3252 A
((BIOS))252 3672 A
3966(*/)S
1710 V
(10219)210 648 A
(unsigned)336 1110 A
(lheads;)294 1488 A
2370(/*)S
(logical)294 2496 A
(number)252 2832 A
3126(of)S
(heads)210 3252 A
3504(*/)S
1800 V
(10220)210 648 A
(unsigned)336 1110 A
(lsectors;)378 1488 A
2370(/*)S
(logical)294 2496 A
(number)252 2832 A
3126(of)S
(sectors)294 3252 A
(per)126 3588 A
(track)210 3756 A
4008(*/)S
1890 V
(10221)210 648 A
(unsigned)336 1110 A
(pcylinders;)462 1488 A
2370(/*)S
(physical)336 2496 A
(number)252 2874 A
3168(of)S
(cylinders)378 3294 A
((translated))504 3714 A
4260(*/)S
1980 V
(10222)210 648 A
(unsigned)336 1110 A
(pheads;)294 1488 A
2370(/*)S
(physical)336 2496 A
(number)252 2874 A
3168(of)S
(heads)210 3294 A
3546(*/)S
2070 V
(10223)210 648 A
(unsigned)336 1110 A
(psectors;)378 1488 A
2370(/*)S
(physical)336 2496 A
(number)252 2874 A
3168(of)S
(sectors)294 3294 A
(per)126 3630 A
(track)210 3798 A
4050(*/)S
2160 V
(10224)210 648 A
(unsigned)336 1110 A
(ldhpref;)336 1488 A
2370(/*)S
(top)126 2496 A
(four)168 2664 A
(bytes)210 2874 A
3126(of)S
(the)126 3252 A
(LDH)126 3420 A
((head))252 3588 A
(register)336 3882 A
4260(*/)S
2250 V
(10225)210 648 A
(unsigned)336 1110 A
(precomp;)336 1488 A
2370(/*)S
(write)210 2496 A
(precompensation)630 2748 A
(cylinder)336 3420 A
3798(/)S
3882(4)S
3966(*/)S
2340 V
(10226)210 648 A
(unsigned)336 1110 A
(max_count;)420 1488 A
2370(/*)S
(max)126 2496 A
(request)294 2664 A
(for)126 3000 A
(this)168 3168 A
(drive)210 3378 A
3630(*/)S
2430 V
(10227)210 648 A
(unsigned)336 1110 A
(open_ct;)336 1488 A
2370(/*)S
(in-use)252 2496 A
(count)210 2790 A
3042(*/)S
2520 V
(10228)210 648 A
(struct)252 1110 A
(device)252 1404 A
(part[DEV_PER_DRIVE];)840 1698 A
2706(/*)S
(primary)294 2832 A
(partitions:)462 3168 A
(hd[0-4])294 3672 A
4008(*/)S
2610 V
(10229)210 648 A
(struct)252 1110 A
(device)252 1404 A
(subpart[SUB_PER_DRIVE];)966 1698 A
2706(/*)S
(subpartitions:)588 2832 A
(hd[1-4][a-d])504 3462 A
4008(*/)S
2700 V
(10230)210 648 A
1026(})S
(wini[MAX_DRIVES],)714 1110 A
(*w_wn;)252 1866 A
2790 V
(10231)210 648 A
2880 V
(10232)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(trans)210 1656 A
1908({)S
2970 V
(10233)210 648 A
(struct)252 1110 A
(iorequest_s)462 1404 A
(*iop;)210 1908 A
2370(/*)S
(belongs)294 2496 A
2832(to)S
(this)168 2958 A
(I/O)126 3168 A
(request)294 3336 A
3672(*/)S
3060 V
(10234)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(block;)252 1698 A
2370(/*)S
(first)210 2496 A
(sector)252 2748 A
3042(to)S
(transfer)336 3168 A
3546(*/)S
3150 V
(10235)210 648 A
(unsigned)336 1110 A
(count;)252 1488 A
2370(/*)S
(byte)168 2496 A
(count)210 2706 A
2958(*/)S
3240 V
(10236)210 648 A
(phys_bytes)420 1110 A
(phys;)210 1572 A
2370(/*)S
(user)168 2496 A
(physical)336 2706 A
(address)294 3084 A
3420(*/)S
3330 V
(10237)210 648 A
1026(})S
(wtrans[NR_IOREQS];)756 1110 A
3420 V
(10238)210 648 A
3510 V
(10239)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(trans)210 1656 A
(*w_tp;)252 1908 A
2706(/*)S
2832(to)S
(add)126 2958 A
(transfer)336 3126 A
(requests)336 3504 A
3882(*/)S
3600 V
(10240)210 648 A
(PRIVATE)294 1026 A
(unsigned)336 1362 A
(w_count;)336 1740 A
2706(/*)S
(number)252 2832 A
3126(of)S
(bytes)210 3252 A
3504(to)S
(transfer)336 3630 A
4008(*/)S
3690 V
(10241)210 648 A
(PRIVATE)294 1026 A
(unsigned)336 1362 A
(long)168 1740 A
(w_nextblock;)504 1950 A
2706(/*)S
(next)168 2832 A
(block)210 3042 A
3294(on)S
(disk)168 3420 A
3630(to)S
(transfer)336 3756 A
4134(*/)S
3780 V
(10242)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_opcode;)378 1530 A
2706(/*)S
(DEV_READ)336 2832 A
3210(or)S
(DEV_WRITE)378 3336 A
3756(*/)S
3870 V
(10243)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_command;)420 1530 A
2706(/*)S
(current)294 2832 A
(command)294 3168 A
3504(in)S
(execution)378 3630 A
4050(*/)S
3960 V
(10244)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_status;)378 1530 A
2706(/*)S
(status)252 2832 A
(after)210 3126 A
(interrupt)378 3378 A
3798(*/)S
4050 V
(10245)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_drive;)336 1530 A
2706(/*)S
(selected)336 2832 A
(drive)210 3210 A
3462(*/)S
4140 V
(10246)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(device)252 1656 A
(*w_dv;)252 1950 A
2706(/*)S
(device's)336 2832 A
(base)168 3210 A
(and)126 3420 A
(size)168 3588 A
3798(*/)S
4230 V
(10247)210 648 A
4320 V
(10248)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(init_params,)504 2076 A
((void))252 2622 A
2916();)S
4410 V
(10249)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_do_open,)420 2034 A
((struct)294 2496 A
(driver)252 2832 A
(*dp,)168 3126 A
(message)294 3336 A
(*m_ptr))294 3672 A
4008();)S
4500 V
(10250)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(struct)252 1866 A
(device)252 2160 A
(*w_prepare,)462 2454 A
((int)168 2958 A
(device))294 3168 A
3504();)S
4590 V
(10251)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_identify,)462 2034 A
((void))252 2538 A
2832();)S
4680 V
(10252)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(char)168 1866 A
(*w_name,)336 2076 A
((void))252 2454 A
2748();)S
4770 V
(10253)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_specify,)420 2034 A
((void))252 2496 A
2790();)S
4860 V
(10254)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_schedule,)462 2034 A
((int)168 2538 A
(proc_nr,)336 2748 A
(struct)252 3126 A
(iorequest_s)462 3420 A
(*iop))210 3924 A
4176();)S
4950 V
(10255)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_finish,)378 2034 A
((void))252 2454 A
2748();)S
5040 V
(10256)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(com_out,)336 2034 A
((struct)294 2412 A
(command)294 2748 A
(*cmd))210 3084 A
3336();)S
5130 V
(10257)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(w_need_reset,)546 2076 A
((void))252 2664 A
2958();)S
5220 V
(10258)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_do_close,)462 2034 A
((struct)294 2538 A
(driver)252 2874 A
(*dp,)168 3168 A
(message)294 3378 A
(*m_ptr))294 3714 A
4050();)S
5310 V
(10259)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(com_simple,)462 2034 A
((struct)294 2538 A
(command)294 2874 A
(*cmd))210 3210 A
3462();)S
5400 V
(10260)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(w_timeout,)420 2076 A
((void))252 2538 A
2832();)S
5490 V
(10261)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_reset,)336 2034 A
((void))252 2412 A
2706();)S
5580 V
(10262)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_intr_wait,)504 2034 A
((void))252 2580 A
2874();)S
5670 V
(10263)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_waitfor,)420 2034 A
((int)168 2496 A
(mask,)210 2706 A
(int)126 2958 A
(value))252 3126 A
3420();)S
5760 V
(10264)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(int)126 1866 A
(w_handler,)420 2034 A
((int)168 2496 A
(irq))168 2706 A
2916();)S
5850 V
(10265)210 648 A
(FORWARD)294 1026 A
(_PROTOTYPE()462 1362 A
(void)168 1866 A
(w_geometry,)462 2076 A
((struct)294 2580 A
(partition)378 2916 A
(*entry))294 3336 A
3672();)S
5940 V
(10266)210 648 A
6030 V
(10267)210 648 A
1026(/*)S
(w_waitfor)378 1152 A
(loop)168 1572 A
(unrolled)336 1782 A
(once)168 2160 A
(for)126 2370 A
(speed.)252 2538 A
2832(*/)S
6120 V
(10268)210 648 A
(#define)294 1026 A
(waitfor(mask,)546 1362 A
(value))252 1950 A
2370(\)S
6210 V
(10269)210 648 A
(((in_byte(w_wn->base)840 1362 A
2244(+)S
(REG_STATUS))462 2328 A
2832(&)S
(mask))210 2916 A
3168(==)S
(value)210 3294 A
3546(\)S
8418 V
EP
%%Page: 132 132
BP
/slant 0 def
/height 0 def
630 V
12 B
(132)180 648 A
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(10270)210 648 A
1698(||)S
(w_waitfor(mask,)630 1824 A
(value)))294 2496 A
990 V
(10271)210 648 A
1080 V
(10272)210 648 A
1170 V
(10273)210 648 A
1026(/*)S
(Entry)210 1152 A
(points)252 1404 A
1698(to)S
(this)168 1824 A
(driver.)294 2034 A
2370(*/)S
1260 V
(10274)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(driver)252 1656 A
(w_dtab)252 1950 A
2244(=)S
2328({)S
1350 V
(10275)210 648 A
(w_name,)294 1110 A
2034(/*)S
(current)294 2160 A
(device's)336 2496 A
(name)168 2874 A
3084(*/)S
1440 V
(10276)210 648 A
(w_do_open,)420 1110 A
2034(/*)S
(open)168 2160 A
2370(or)S
(mount)210 2496 A
(request,)336 2748 A
(initialize)420 3126 A
(device)252 3588 A
3882(*/)S
1530 V
(10277)210 648 A
(w_do_close,)462 1110 A
2034(/*)S
(release)294 2160 A
(device)252 2496 A
2790(*/)S
1620 V
(10278)210 648 A
(do_diocntl,)462 1110 A
2034(/*)S
(get)126 2160 A
2328(or)S
(set)126 2454 A
2622(a)S
(partition's)462 2706 A
(geometry)336 3210 A
3588(*/)S
1710 V
(10279)210 648 A
(w_prepare,)420 1110 A
2034(/*)S
(prepare)294 2160 A
(for)126 2496 A
(I/O)126 2664 A
2832(on)S
2958(a)S
(given)210 3042 A
(minor)210 3294 A
(device)252 3546 A
3840(*/)S
1800 V
(10280)210 648 A
(w_schedule,)462 1110 A
2034(/*)S
(precompute)420 2160 A
(cylinder,)378 2622 A
(head,)210 3042 A
(sector,)294 3294 A
(etc.)168 3630 A
3840(*/)S
1890 V
(10281)210 648 A
(w_finish,)378 1110 A
2034(/*)S
2160(do)S
(the)126 2286 A
(I/O)126 2454 A
2622(*/)S
1980 V
(10282)210 648 A
(nop_cleanup,)504 1110 A
2034(/*)S
(nothing)294 2160 A
2496(to)S
(clean)210 2622 A
2874(up)S
3000(*/)S
2070 V
(10283)210 648 A
(w_geometry,)462 1110 A
2034(/*)S
(tell)168 2160 A
(the)126 2370 A
(geometry)336 2538 A
2916(of)S
(the)126 3042 A
(disk)168 3210 A
3420(*/)S
2160 V
(10284)210 648 A
1026(};)S
2250 V
(10285)210 648 A
2340 V
(10286)210 648 A
(#if)126 1026 A
(ENABLE_ATAPI)504 1194 A
2430 V
(10287)210 648 A
(#include)336 1026 A
("atapi.c")378 1404 A
2034(/*)S
(extra)210 2160 A
(code)168 2412 A
(for)126 2622 A
(ATAPI)210 2790 A
(CD-ROM)252 3042 A
3336(*/)S
2520 V
(10288)210 648 A
(#endif)252 1026 A
2610 V
(10289)210 648 A
2700 V
(10290)210 648 A
2790 V
(10291)210 648 A
(/*===========================================================================*)3276 1026 A
2880 V
(10292)210 648 A
1068(*)S
(at_winchester_task)756 2370 A
4260(*)S
2970 V
(10293)210 648 A
(*===========================================================================*/)3276 1068 A
3060 V
(10294)210 648 A
(PUBLIC)252 1026 A
(void)168 1320 A
(at_winchester_task())840 1530 A
3150 V
(10295)210 648 A
1026({)S
3240 V
(10296)210 648 A
1026(/*)S
(Set)126 1152 A
(special)294 1320 A
(disk)168 1656 A
(parameters)420 1866 A
(then)168 2328 A
(call)168 2538 A
(the)126 2748 A
(generic)294 2916 A
(main)168 3252 A
(loop.)210 3462 A
3714(*/)S
3330 V
(10297)210 648 A
3420 V
(10298)210 648 A
(init_params();)588 1110 A
3510 V
(10299)210 648 A
3600 V
(10300)210 648 A
(driver_task(&w_dtab);)882 1110 A
3690 V
(10301)210 648 A
1026(})S
3960 V
(10304)210 648 A
(/*============================================================================*)3318 1026 A
4050 V
(10305)210 648 A
1068(*)S
(init_params)462 2370 A
4302(*)S
4140 V
(10306)210 648 A
(*============================================================================*/)3318 1068 A
4230 V
(10307)210 648 A
(PRIVATE)294 1026 A
(void)168 1362 A
(init_params())546 1572 A
4320 V
(10308)210 648 A
1026({)S
4410 V
(10309)210 648 A
1026(/*)S
(This)168 1152 A
(routine)294 1362 A
1698(is)S
(called)252 1824 A
2118(at)S
(startup)294 2244 A
2580(to)S
(initialize)420 2706 A
(the)126 3168 A
(drive)210 3336 A
(parameters.)462 3588 A
4092(*/)S
4500 V
(10310)210 648 A
4590 V
(10311)210 648 A
(u16_t)210 1110 A
(parv[2];)336 1362 A
4680 V
(10312)210 648 A
(unsigned)336 1110 A
(int)126 1488 A
(vector;)294 1656 A
4770 V
(10313)210 648 A
(int)126 1110 A
(drive,)252 1278 A
(nr_drives,)420 1572 A
2034(i;)S
4860 V
(10314)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn;)168 1614 A
4950 V
(10315)210 648 A
(u8_t)168 1110 A
(params[16];)462 1320 A
5040 V
(10316)210 648 A
(phys_bytes)420 1110 A
(param_phys)420 1572 A
2034(=)S
(vir2phys(params);)714 2118 A
5130 V
(10317)210 648 A
5220 V
(10318)210 648 A
1110(/*)S
(Get)126 1236 A
(the)126 1404 A
(number)252 1572 A
1866(of)S
(drives)252 1992 A
(from)168 2286 A
(the)126 2496 A
(BIOS)168 2664 A
(data)168 2874 A
(area)168 3084 A
3294(*/)S
5310 V
(10319)210 648 A
(phys_copy(0x475L,)714 1110 A
(param_phys,)462 1866 A
(1L);)168 2370 A
5400 V
(10320)210 648 A
1110(if)S
(((nr_drives)462 1236 A
1740(=)S
(params[0]))420 1824 A
2286(>)S
2370(2))S
(nr_drives)378 2496 A
2916(=)S
3000(2;)S
5490 V
(10321)210 648 A
5580 V
(10322)210 648 A
(for)126 1110 A
((drive)252 1278 A
1572(=)S
1656(0,)S
1782(wn)S
1908(=)S
(wini;)210 1992 A
(drive)210 2244 A
2496(<)S
(MAX_DRIVES;)462 2580 A
(drive++,)336 3084 A
(wn++))210 3462 A
3714({)S
5670 V
(10323)210 648 A
1362(if)S
((drive)252 1488 A
1782(<)S
(nr_drives))420 1866 A
2328({)S
5760 V
(10324)210 648 A
1698(/*)S
(Copy)168 1824 A
(the)126 2034 A
(BIOS)168 2202 A
(parameter)378 2412 A
(vector)252 2832 A
3126(*/)S
5850 V
(10325)210 648 A
(vector)252 1698 A
1992(=)S
(drive)210 2076 A
2328(==)S
2454(0)S
2538(?)S
(WINI_0_PARM_VEC)630 2622 A
3294(:)S
(WINI_1_PARM_VEC;)672 3378 A
5940 V
(10326)210 648 A
(phys_copy(vector)672 1698 A
2412(*)S
(4L,)126 2496 A
(vir2phys(parv),)630 2664 A
(4L);)168 3336 A
6030 V
(10327)210 648 A
6120 V
(10328)210 648 A
1698(/*)S
(Calculate)378 1824 A
(the)126 2244 A
(address)294 2412 A
2748(of)S
(the)126 2874 A
(parameters)420 3042 A
(and)126 3504 A
(copy)168 3672 A
(them)168 3882 A
4092(*/)S
6210 V
(10329)210 648 A
(phys_copy(hclick_to_physb(parv[1]))1428 1698 A
3168(+)S
(parv[0],)336 3252 A
(param_phys,)462 3630 A
(16L);)210 4134 A
8418 V
EP
%%Page: 133 133
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
12 B
(133)180 4248 A
900 V
7 LST
(10330)210 648 A
990 V
(10331)210 648 A
1698(/*)S
(Copy)168 1824 A
(the)126 2034 A
(parameters)420 2202 A
2664(to)S
(the)126 2790 A
(structures)420 2958 A
3420(of)S
(the)126 3546 A
(drive)210 3714 A
3966(*/)S
1080 V
(10332)210 648 A
(wn->lcylinders)588 1698 A
2328(=)S
(bp_cylinders(params);)882 2412 A
1170 V
(10333)210 648 A
(wn->lheads)420 1698 A
2160(=)S
(bp_heads(params);)714 2244 A
1260 V
(10334)210 648 A
(wn->lsectors)504 1698 A
2244(=)S
(bp_sectors(params);)798 2328 A
1350 V
(10335)210 648 A
(wn->precomp)462 1698 A
2202(=)S
(bp_precomp(params))756 2286 A
3084(>>)S
3210(2;)S
1440 V
(10336)210 648 A
1362(})S
1530 V
(10337)210 648 A
(wn->ldhpref)462 1362 A
1866(=)S
(ldh_init(drive);)672 1950 A
1620 V
(10338)210 648 A
(wn->max_count)546 1362 A
1950(=)S
(MAX_SECS)336 2034 A
2412(<<)S
(SECTOR_SHIFT;)546 2538 A
1710 V
(10339)210 648 A
1362(if)S
((drive)252 1488 A
1782(<)S
1866(2))S
1992({)S
1800 V
(10340)210 648 A
1698(/*)S
(Controller)420 1824 A
2286(0.)S
2412(*/)S
1890 V
(10341)210 648 A
(wn->base)336 1698 A
2076(=)S
(REG_BASE0;)420 2160 A
1980 V
(10342)210 648 A
(wn->irq)294 1698 A
2034(=)S
(AT_IRQ0;)336 2118 A
2070 V
(10343)210 648 A
1362(})S
(else)168 1446 A
1656({)S
2160 V
(10344)210 648 A
1698(/*)S
(Controller)420 1824 A
2286(1.)S
2412(*/)S
2250 V
(10345)210 648 A
(wn->base)336 1698 A
2076(=)S
(REG_BASE1;)420 2160 A
2340 V
(10346)210 648 A
(wn->irq)294 1698 A
2034(=)S
(AT_IRQ1;)336 2118 A
2430 V
(10347)210 648 A
1362(})S
2520 V
(10348)210 648 A
1110(})S
2610 V
(10349)210 648 A
1026(})S
2880 V
(10352)210 648 A
(/*============================================================================*)3318 1026 A
2970 V
(10353)210 648 A
1068(*)S
(w_do_open)378 2370 A
4302(*)S
3060 V
(10354)210 648 A
(*============================================================================*/)3318 1068 A
3150 V
(10355)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_do_open(dp,)546 1530 A
(m_ptr))252 2118 A
3240 V
(10356)210 648 A
(struct)252 1026 A
(driver)252 1320 A
(*dp;)168 1614 A
3330 V
(10357)210 648 A
(message)294 1026 A
(*m_ptr;)294 1362 A
3420 V
(10358)210 648 A
1026({)S
3510 V
(10359)210 648 A
1026(/*)S
(Device)252 1152 A
(open:)210 1446 A
(Initialize)420 1698 A
(the)126 2160 A
(controller)420 2328 A
(and)126 2790 A
(read)168 2958 A
(the)126 3168 A
(partition)378 3336 A
(table.)252 3756 A
4050(*/)S
3600 V
(10360)210 648 A
3690 V
(10361)210 648 A
(int)126 1110 A
1278(r;)S
3780 V
(10362)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn;)168 1614 A
3870 V
(10363)210 648 A
(struct)252 1110 A
(command)294 1404 A
(cmd;)168 1740 A
3960 V
(10364)210 648 A
4050 V
(10365)210 648 A
1110(if)S
((w_prepare(m_ptr->DEVICE))1050 1236 A
2328(==)S
(NIL_DEV))336 2454 A
(return(ENXIO);)588 2832 A
4140 V
(10366)210 648 A
1110(wn)S
1236(=)S
(w_wn;)210 1320 A
4230 V
(10367)210 648 A
4320 V
(10368)210 648 A
1110(if)S
((wn->state)420 1236 A
1698(==)S
1824(0))S
1950({)S
4410 V
(10369)210 648 A
1362(/*)S
(Try)126 1488 A
1656(to)S
(identify)336 1782 A
(the)126 2160 A
(device.)294 2328 A
2664(*/)S
4500 V
(10370)210 648 A
1362(if)S
((w_identify())546 1488 A
2076(!=)S
(OK))126 2202 A
2370({)S
4590 V
(10371)210 648 A
(printf("%s:)462 1698 A
(probe)210 2202 A
(failed\n",)420 2454 A
(w_name());)420 2916 A
4680 V
(10372)210 648 A
1698(if)S
((wn->state)420 1824 A
2286(&)S
(DEAF))210 2370 A
(w_reset();)420 2622 A
4770 V
(10373)210 648 A
(wn->state)378 1698 A
2118(=)S
2202(0;)S
4860 V
(10374)210 648 A
(return(ENXIO);)588 1698 A
4950 V
(10375)210 648 A
1362(})S
5040 V
(10376)210 648 A
1110(})S
5130 V
(10377)210 648 A
1110(if)S
((wn->open_ct++)588 1236 A
1866(==)S
1992(0))S
2118({)S
5220 V
(10378)210 648 A
1362(/*)S
(Partition)378 1488 A
(the)126 1908 A
(disk.)210 2076 A
2328(*/)S
5310 V
(10379)210 648 A
(partition(&w_dtab,)756 1362 A
(w_drive)294 2160 A
2496(*)S
(DEV_PER_DRIVE,)588 2580 A
(P_PRIMARY);)462 3210 A
5400 V
(10380)210 648 A
1110(})S
5490 V
(10381)210 648 A
(return(OK);)462 1110 A
5580 V
(10382)210 648 A
1026(})S
5850 V
(10385)210 648 A
(/*===========================================================================*)3276 1026 A
5940 V
(10386)210 648 A
1068(*)S
(w_prepare)378 2370 A
4260(*)S
6030 V
(10387)210 648 A
(*===========================================================================*/)3276 1068 A
6120 V
(10388)210 648 A
(PRIVATE)294 1026 A
(struct)252 1362 A
(device)252 1656 A
(*w_prepare(device))756 1950 A
6210 V
(10389)210 648 A
(int)126 1026 A
(device;)294 1194 A
8418 V
EP
%%Page: 134 134
BP
/slant 0 def
/height 0 def
630 V
12 B
(134)180 648 A
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(10390)210 648 A
1026({)S
990 V
(10391)210 648 A
1026(/*)S
(Prepare)294 1152 A
(for)126 1488 A
(I/O)126 1656 A
1824(on)S
1950(a)S
(device.)294 2034 A
2370(*/)S
1080 V
(10392)210 648 A
1170 V
(10393)210 648 A
1110(/*)S
(Nothing)294 1236 A
1572(to)S
(transfer)336 1698 A
2076(as)S
(yet.)168 2202 A
2412(*/)S
1260 V
(10394)210 648 A
(w_count)294 1110 A
1446(=)S
1530(0;)S
1350 V
(10395)210 648 A
1440 V
(10396)210 648 A
1110(if)S
((device)294 1236 A
1572(<)S
(NR_DEVICES))462 1656 A
2160({)S
3042(/*)S
(hd0,)168 3168 A
(hd1,)168 3378 A
(...)126 3588 A
3756(*/)S
1530 V
(10397)210 648 A
(w_drive)294 1362 A
1698(=)S
(device)252 1782 A
2076(/)S
(DEV_PER_DRIVE;)588 2160 A
3042(/*)S
(save)168 3168 A
(drive)210 3378 A
(number)252 3630 A
3924(*/)S
1620 V
(10398)210 648 A
(w_wn)168 1362 A
1572(=)S
(&wini[w_drive];)630 1656 A
1710 V
(10399)210 648 A
(w_dv)168 1362 A
1572(=)S
(&w_wn->part[device)756 1656 A
2454(%)S
(DEV_PER_DRIVE];)630 2538 A
1800 V
(10400)210 648 A
1110(})S
(else)168 1194 A
1890 V
(10401)210 648 A
1110(if)S
(((unsigned))462 1236 A
((device)294 1740 A
2076(-=)S
(MINOR_hd1a))462 2202 A
2706(<)S
(NR_SUBDEVS))462 2790 A
3294({)S
3378(/*)S
(hd1a,)210 3504 A
(hd1b,)210 3756 A
(...)126 4008 A
4176(*/)S
1980 V
(10402)210 648 A
(w_drive)294 1362 A
1698(=)S
(device)252 1782 A
2076(/)S
(SUB_PER_DRIVE;)588 2160 A
2070 V
(10403)210 648 A
(w_wn)168 1362 A
1572(=)S
(&wini[w_drive];)630 1656 A
2160 V
(10404)210 648 A
(w_dv)168 1362 A
1572(=)S
(&w_wn->subpart[device)882 1656 A
2580(%)S
(SUB_PER_DRIVE];)630 2664 A
2250 V
(10405)210 648 A
1110(})S
(else)168 1194 A
1404({)S
2340 V
(10406)210 648 A
(return(NIL_DEV);)672 1362 A
2430 V
(10407)210 648 A
1110(})S
2520 V
(10408)210 648 A
(return(w_dv);)546 1110 A
2610 V
(10409)210 648 A
1026(})S
2880 V
(10412)210 648 A
(/*===========================================================================*)3276 1026 A
2970 V
(10413)210 648 A
1068(*)S
(w_identify)420 2370 A
4260(*)S
3060 V
(10414)210 648 A
(*===========================================================================*/)3276 1068 A
3150 V
(10415)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_identify())504 1530 A
3240 V
(10416)210 648 A
1026({)S
3330 V
(10417)210 648 A
1026(/*)S
(Find)168 1152 A
(out)126 1362 A
1530(if)S
1656(a)S
(device)252 1740 A
(exists,)294 2034 A
2370(if)S
2496(it)S
2622(is)S
2748(an)S
(old)126 2874 A
3042(AT)S
(disk,)210 3168 A
3420(or)S
3546(a)S
(newer)210 3630 A
(ATA)126 3882 A
3420 V
(10418)210 648 A
1068(*)S
(drive,)252 1152 A
1446(a)S
(removable)378 1530 A
(media)210 1950 A
(device,)294 2202 A
(etc.)168 2538 A
3510 V
(10419)210 648 A
1068(*/)S
3600 V
(10420)210 648 A
3690 V
(10421)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn)126 1614 A
1782(=)S
(w_wn;)210 1866 A
3780 V
(10422)210 648 A
(struct)252 1110 A
(command)294 1404 A
(cmd;)168 1740 A
3870 V
(10423)210 648 A
(char)168 1110 A
(id_string[40];)588 1320 A
3960 V
(10424)210 648 A
(int)126 1110 A
1278(i,)S
1404(r;)S
4050 V
(10425)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(size;)210 1698 A
4140 V
(10426)210 648 A
(#define)294 1026 A
(id_byte(n))420 1362 A
((&tmp_buf[2)462 2034 A
2538(*)S
((n)]))210 2622 A
4230 V
(10427)210 648 A
(#define)294 1026 A
(id_word(n))420 1362 A
((((u16_t))378 2034 A
(id_byte(n)[0])546 2454 A
3042(<<)S
3210(0))S
3336(\)S
4320 V
(10428)210 648 A
(|((u16_t))378 2034 A
(id_byte(n)[1])546 2454 A
3042(<<)S
(8)))126 3210 A
4410 V
(10429)210 648 A
(#define)294 1026 A
(id_longword(n))588 1362 A
((((u32_t))378 2034 A
(id_byte(n)[0])546 2454 A
3042(<<)S
3210(0))S
3336(\)S
4500 V
(10430)210 648 A
(|((u32_t))378 2034 A
(id_byte(n)[1])546 2454 A
3042(<<)S
3210(8))S
3336(\)S
4590 V
(10431)210 648 A
(|((u32_t))378 2034 A
(id_byte(n)[2])546 2454 A
3042(<<)S
(16))126 3168 A
3336(\)S
4680 V
(10432)210 648 A
(|((u32_t))378 2034 A
(id_byte(n)[3])546 2454 A
3042(<<)S
(24)))168 3168 A
4770 V
(10433)210 648 A
4860 V
(10434)210 648 A
1110(/*)S
(Check)210 1236 A
1488(if)S
(the)126 1614 A
(one)126 1782 A
1950(of)S
(the)126 2076 A
(registers)378 2244 A
(exists.)294 2664 A
3000(*/)S
4950 V
(10435)210 648 A
1110(r)S
1194(=)S
(in_byte(wn->base)672 1278 A
1992(+)S
(REG_CYL_LO);)504 2076 A
5040 V
(10436)210 648 A
(out_byte(wn->base)714 1110 A
1866(+)S
(REG_CYL_LO,)462 1950 A
(304r);)168 2454 A
5130 V
(10437)210 648 A
1110(if)S
((in_byte(wn->base)714 1236 A
1992(+)S
(REG_CYL_LO))462 2076 A
2580(==)S
2706(r))S
(return(ERR);)504 2832 A
5220 V
(10438)210 648 A
5310 V
(10439)210 648 A
1110(/*)S
(Looks)210 1236 A
(OK;)126 1488 A
(register)336 1656 A
(IRQ)126 2034 A
(and)126 2202 A
(try)126 2370 A
2538(an)S
(ATA)126 2664 A
(identify)336 2832 A
(command.)336 3210 A
3588(*/)S
5400 V
(10440)210 648 A
(put_irq_handler(wn->irq,)1008 1110 A
(w_handler);)462 2160 A
5490 V
(10441)210 648 A
(enable_irq(wn->irq);)840 1110 A
5580 V
(10442)210 648 A
5670 V
(10443)210 648 A
(cmd.ldh)294 1110 A
1614(=)S
(wn->ldhpref;)504 1698 A
5760 V
(10444)210 648 A
(cmd.command)462 1110 A
1614(=)S
(ATA_IDENTIFY;)546 1698 A
5850 V
(10445)210 648 A
1110(if)S
((com_simple(&cmd))714 1236 A
1992(==)S
(OK))126 2118 A
2286({)S
5940 V
(10446)210 648 A
1362(/*)S
(This)168 1488 A
1698(is)S
1824(an)S
(ATA)126 1950 A
(device.)294 2118 A
2454(*/)S
6030 V
(10447)210 648 A
(wn->state)378 1362 A
1782(|=)S
(SMART;)252 1908 A
6120 V
(10448)210 648 A
6210 V
(10449)210 648 A
1362(/*)S
(Device)252 1488 A
(information.)504 1782 A
2328(*/)S
8418 V
EP
%%Page: 135 135
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
12 B
(135)180 4248 A
900 V
7 LST
(10450)210 648 A
(port_read(wn->base)756 1362 A
2160(+)S
(REG_DATA,)378 2244 A
(tmp_phys,)378 2664 A
(SECTOR_SIZE);)546 3084 A
990 V
(10451)210 648 A
1080 V
(10452)210 648 A
1362(/*)S
(Why)126 1488 A
(are)126 1656 A
(the)126 1824 A
(strings)294 1992 A
(byte)168 2328 A
(swapped???)420 2538 A
3000(*/)S
1170 V
(10453)210 648 A
(for)126 1362 A
1530((i)S
1656(=)S
1740(0;)S
1866(i)S
1950(<)S
(40;)126 2034 A
(i++))168 2202 A
(id_string[i])504 2412 A
2958(=)S
(id_byte(27)[i3031];)714 3042 A
1260 V
(10454)210 648 A
1350 V
(10455)210 648 A
1362(/*)S
(Preferred)378 1488 A
(CHS)126 1908 A
(translation)462 2076 A
(mode.)210 2580 A
2832(*/)S
1440 V
(10456)210 648 A
(wn->pcylinders)588 1362 A
1992(=)S
(id_word(1);)462 2076 A
1530 V
(10457)210 648 A
(wn->pheads)420 1362 A
1824(=)S
(id_word(3);)462 1908 A
1620 V
(10458)210 648 A
(wn->psectors)504 1362 A
1908(=)S
(id_word(6);)462 1992 A
1710 V
(10459)210 648 A
(size)168 1362 A
1572(=)S
((u32_t))294 1656 A
(wn->pcylinders)588 1992 A
2622(*)S
(wn->pheads)420 2706 A
3168(*)S
(wn->psectors;)546 3252 A
1800 V
(10460)210 648 A
1890 V
(10461)210 648 A
1362(if)S
(((id_byte(49)[1])672 1488 A
2202(&)S
(0x02))210 2286 A
2538(&&)S
(size)168 2664 A
2874(>)S
(512L*1024*2))504 2958 A
3504({)S
1980 V
(10462)210 648 A
1698(/*)S
(Drive)210 1824 A
2076(is)S
(LBA)126 2202 A
(capable)294 2370 A
(and)126 2706 A
2874(is)S
(big)126 3000 A
(enough)252 3168 A
3462(to)S
(trust)210 3588 A
3840(it)S
3966(to)S
2070 V
(10463)210 648 A
1740(*)S
(not)126 1824 A
(make)168 1992 A
2202(a)S
(mess)168 2286 A
2496(of)S
(it.)126 2622 A
2160 V
(10464)210 648 A
1740(*/)S
2250 V
(10465)210 648 A
(wn->ldhpref)462 1698 A
2202(|=)S
(LDH_LBA;)336 2328 A
2340 V
(10466)210 648 A
(size)168 1698 A
1908(=)S
(id_longword(60);)672 1992 A
2430 V
(10467)210 648 A
1362(})S
2520 V
(10468)210 648 A
2610 V
(10469)210 648 A
1362(if)S
((wn->lcylinders)630 1488 A
2160(==)S
2286(0))S
2412({)S
2700 V
(10470)210 648 A
1698(/*)S
1824(No)S
(BIOS)168 1950 A
(parameters?)462 2160 A
(Then)168 2706 A
(make)168 2916 A
(some)168 3126 A
(up.)126 3336 A
3504(*/)S
2790 V
(10471)210 648 A
(wn->lcylinders)588 1698 A
2328(=)S
(wn->pcylinders;)630 2412 A
2880 V
(10472)210 648 A
(wn->lheads)420 1698 A
2160(=)S
(wn->pheads;)462 2244 A
2970 V
(10473)210 648 A
(wn->lsectors)504 1698 A
2244(=)S
(wn->psectors;)546 2328 A
3060 V
(10474)210 648 A
(while)210 1698 A
((wn->lcylinders)630 1950 A
2622(>)S
(1024))210 2706 A
2958({)S
3150 V
(10475)210 648 A
(wn->lheads)420 2034 A
2496(*=)S
2622(2;)S
3240 V
(10476)210 648 A
(wn->lcylinders)588 2034 A
2664(/=)S
2790(2;)S
3330 V
(10477)210 648 A
1698(})S
3420 V
(10478)210 648 A
1362(})S
3510 V
(10479)210 648 A
1110(})S
(else)168 1194 A
1404({)S
3600 V
(10480)210 648 A
1362(/*)S
(Not)126 1488 A
1656(an)S
(ATA)126 1782 A
(device;)294 1950 A
2286(no)S
(translations,)546 2412 A
3000(no)S
(special)294 3126 A
(features.)378 3462 A
(Don't)210 3924 A
3690 V
(10481)210 648 A
1404(*)S
(touch)210 1488 A
1740(it)S
(unless)252 1866 A
(the)126 2160 A
(BIOS)168 2328 A
(knows)210 2538 A
(about)210 2790 A
(it.)126 3042 A
3780 V
(10482)210 648 A
1404(*/)S
3870 V
(10483)210 648 A
1362(if)S
((wn->lcylinders)630 1488 A
2160(==)S
2286(0))S
(return(ERR);)504 2412 A
3042(/*)S
3168(no)S
(BIOS)168 3294 A
(parameters)420 3504 A
3966(*/)S
3960 V
(10484)210 648 A
(wn->pcylinders)588 1362 A
1992(=)S
(wn->lcylinders;)630 2076 A
4050 V
(10485)210 648 A
(wn->pheads)420 1362 A
1824(=)S
(wn->lheads;)462 1908 A
4140 V
(10486)210 648 A
(wn->psectors)504 1362 A
1908(=)S
(wn->lsectors;)546 1992 A
4230 V
(10487)210 648 A
(size)168 1362 A
1572(=)S
((u32_t))294 1656 A
(wn->pcylinders)588 1992 A
2622(*)S
(wn->pheads)420 2706 A
3168(*)S
(wn->psectors;)546 3252 A
4320 V
(10488)210 648 A
1110(})S
4410 V
(10489)210 648 A
1110(/*)S
(The)126 1236 A
(fun)126 1404 A
(ends)168 1572 A
1782(at)S
1908(4)S
(GB.)126 1992 A
2160(*/)S
4500 V
(10490)210 648 A
1110(if)S
((size)210 1236 A
1488(>)S
(((u32_t))336 1572 A
(-1))126 1950 A
2118(/)S
(SECTOR_SIZE))504 2202 A
(size)168 2748 A
2958(=)S
(((u32_t))336 3042 A
(-1))126 3420 A
3588(/)S
(SECTOR_SIZE;)504 3672 A
4590 V
(10491)210 648 A
4680 V
(10492)210 648 A
1110(/*)S
(Base)168 1236 A
(and)126 1446 A
(size)168 1614 A
1824(of)S
(the)126 1950 A
(whole)210 2118 A
(drive)210 2370 A
2622(*/)S
4770 V
(10493)210 648 A
(wn->part[0].dv_base)798 1110 A
1950(=)S
2034(0;)S
4860 V
(10494)210 648 A
(wn->part[0].dv_size)798 1110 A
1950(=)S
(size)168 2034 A
2244(<<)S
(SECTOR_SHIFT;)546 2370 A
4950 V
(10495)210 648 A
5040 V
(10496)210 648 A
1110(if)S
((w_specify())504 1236 A
1782(!=)S
1908(OK)S
2034(&&)S
(w_specify())462 2160 A
2664(!=)S
(OK))126 2790 A
(return(ERR);)504 2958 A
5130 V
(10497)210 648 A
5220 V
(10498)210 648 A
(printf("%s:)462 1110 A
1614(",)S
(w_name());)420 1740 A
5310 V
(10499)210 648 A
1110(if)S
((wn->state)420 1236 A
1698(&)S
(SMART))252 1782 A
2076({)S
5400 V
(10500)210 648 A
(printf("%.40s\n",)714 1362 A
(id_string);)462 2118 A
5490 V
(10501)210 648 A
1110(})S
(else)168 1194 A
1404({)S
5580 V
(10502)210 648 A
(printf("%ux%ux%u\n",)840 1362 A
(wn->pcylinders,)630 2244 A
(wn->pheads,)462 2916 A
(wn->psectors);)588 3420 A
5670 V
(10503)210 648 A
1110(})S
5760 V
(10504)210 648 A
(return(OK);)462 1110 A
5850 V
(10505)210 648 A
1026(})S
6120 V
(10508)210 648 A
(/*===========================================================================*)3276 1026 A
6210 V
(10509)210 648 A
1068(*)S
(w_name)252 2370 A
4260(*)S
8418 V
EP
%%Page: 136 136
BP
/slant 0 def
/height 0 def
630 V
12 B
(136)180 648 A
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(10510)210 648 A
(*===========================================================================*/)3276 1068 A
990 V
(10511)210 648 A
(PRIVATE)294 1026 A
(char)168 1362 A
(*w_name())378 1572 A
1080 V
(10512)210 648 A
1026({)S
1170 V
(10513)210 648 A
1026(/*)S
(Return)252 1152 A
1446(a)S
(name)168 1530 A
(for)126 1740 A
(the)126 1908 A
(current)294 2076 A
(device.)294 2412 A
2748(*/)S
1260 V
(10514)210 648 A
(static)252 1110 A
(char)168 1404 A
(name[])252 1614 A
1908(=)S
("at-hd15";)420 1992 A
1350 V
(10515)210 648 A
(unsigned)336 1110 A
(device)252 1488 A
1782(=)S
(w_drive)294 1866 A
2202(*)S
(DEV_PER_DRIVE;)588 2286 A
1440 V
(10516)210 648 A
1530 V
(10517)210 648 A
1110(if)S
((device)294 1236 A
1572(<)S
(10))126 1656 A
1824({)S
1620 V
(10518)210 648 A
(name[5])294 1362 A
1698(=)S
('0')126 1782 A
1950(+)S
(device;)294 2034 A
1710 V
(10519)210 648 A
(name[6])294 1362 A
1698(=)S
1782(0;)S
1800 V
(10520)210 648 A
1110(})S
(else)168 1194 A
1404({)S
1890 V
(10521)210 648 A
(name[5])294 1362 A
1698(=)S
('0')126 1782 A
1950(+)S
(device)252 2034 A
2328(/)S
(10;)126 2412 A
1980 V
(10522)210 648 A
(name[6])294 1362 A
1698(=)S
('0')126 1782 A
1950(+)S
(device)252 2034 A
2328(%)S
(10;)126 2412 A
2070 V
(10523)210 648 A
1110(})S
2160 V
(10524)210 648 A
(return)252 1110 A
(name;)210 1404 A
2250 V
(10525)210 648 A
1026(})S
2520 V
(10528)210 648 A
(/*===========================================================================*)3276 1026 A
2610 V
(10529)210 648 A
1068(*)S
(w_specify)378 2370 A
4260(*)S
2700 V
(10530)210 648 A
(*===========================================================================*/)3276 1068 A
2790 V
(10531)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_specify())462 1530 A
2880 V
(10532)210 648 A
1026({)S
2970 V
(10533)210 648 A
1026(/*)S
(Routine)294 1152 A
1488(to)S
(initialize)420 1614 A
(the)126 2076 A
(drive)210 2244 A
(after)210 2496 A
(boot)168 2748 A
2958(or)S
(when)168 3084 A
3294(a)S
(reset)210 3378 A
3630(is)S
(needed.)294 3756 A
4092(*/)S
3060 V
(10534)210 648 A
3150 V
(10535)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn)126 1614 A
1782(=)S
(w_wn;)210 1866 A
3240 V
(10536)210 648 A
(struct)252 1110 A
(command)294 1404 A
(cmd;)168 1740 A
3330 V
(10537)210 648 A
3420 V
(10538)210 648 A
1110(if)S
(((wn->state)462 1236 A
1740(&)S
(DEAF))210 1824 A
2076(&&)S
(w_reset())378 2202 A
2622(!=)S
(OK))126 2748 A
(return(ERR);)504 2916 A
3510 V
(10539)210 648 A
3600 V
(10540)210 648 A
1110(/*)S
(Specify)294 1236 A
(parameters:)462 1572 A
(precompensation,)672 2076 A
(number)252 2790 A
3084(of)S
(heads)210 3210 A
(and)126 3462 A
(sectors.)336 3630 A
4008(*/)S
3690 V
(10541)210 648 A
(cmd.precomp)462 1110 A
1614(=)S
(wn->precomp;)504 1698 A
3780 V
(10542)210 648 A
(cmd.count)378 1110 A
1614(=)S
(wn->psectors;)546 1698 A
3870 V
(10543)210 648 A
(cmd.ldh)294 1110 A
1614(=)S
(w_wn->ldhpref)546 1698 A
2286(|)S
((wn->pheads)462 2370 A
2874(-)S
(1);)126 2958 A
3960 V
(10544)210 648 A
(cmd.command)462 1110 A
1614(=)S
(CMD_SPECIFY;)504 1698 A
2706(/*)S
(Specify)294 2832 A
(some)168 3168 A
(parameters)420 3378 A
3840(*/)S
4050 V
(10545)210 648 A
4140 V
(10546)210 648 A
1110(if)S
((com_simple(&cmd))714 1236 A
1992(!=)S
(OK))126 2118 A
(return(ERR);)504 2286 A
4230 V
(10547)210 648 A
4320 V
(10548)210 648 A
1110(if)S
((!(wn->state)504 1236 A
1782(&)S
(SMART)))294 1866 A
2202({)S
4410 V
(10549)210 648 A
1362(/*)S
(Calibrate)378 1488 A
1908(an)S
(old)126 2034 A
(disk.)210 2202 A
2454(*/)S
4500 V
(10550)210 648 A
(cmd.sector)420 1362 A
1866(=)S
1950(0;)S
4590 V
(10551)210 648 A
(cmd.cyl_lo)420 1362 A
1866(=)S
1950(0;)S
4680 V
(10552)210 648 A
(cmd.cyl_hi)420 1362 A
1866(=)S
1950(0;)S
4770 V
(10553)210 648 A
(cmd.ldh)294 1362 A
1866(=)S
(w_wn->ldhpref;)588 1950 A
4860 V
(10554)210 648 A
(cmd.command)462 1362 A
1866(=)S
(CMD_RECALIBRATE;)672 1950 A
4950 V
(10555)210 648 A
5040 V
(10556)210 648 A
1362(if)S
((com_simple(&cmd))714 1488 A
2244(!=)S
(OK))126 2370 A
(return(ERR);)504 2538 A
5130 V
(10557)210 648 A
1110(})S
5220 V
(10558)210 648 A
5310 V
(10559)210 648 A
(wn->state)378 1110 A
1530(|=)S
(INITIALIZED;)504 1656 A
5400 V
(10560)210 648 A
(return(OK);)462 1110 A
5490 V
(10561)210 648 A
1026(})S
5760 V
(10564)210 648 A
(/*===========================================================================*)3276 1026 A
5850 V
(10565)210 648 A
1068(*)S
(w_schedule)420 2370 A
4260(*)S
5940 V
(10566)210 648 A
(*===========================================================================*/)3276 1068 A
6030 V
(10567)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_schedule(proc_nr,)798 1530 A
(iop))168 2370 A
6120 V
(10568)210 648 A
(int)126 1026 A
(proc_nr;)336 1194 A
2370(/*)S
(process)294 2496 A
(doing)210 2832 A
(the)126 3084 A
(request)294 3252 A
3588(*/)S
6210 V
(10569)210 648 A
(struct)252 1026 A
(iorequest_s)462 1320 A
(*iop;)210 1824 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(read)168 2958 A
3168(or)S
(write)210 3294 A
(request)294 3546 A
3882(*/)S
8418 V
EP
%%Page: 137 137
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
12 B
(137)180 4248 A
900 V
7 LST
(10570)210 648 A
1026({)S
990 V
(10571)210 648 A
1026(/*)S
(Gather)252 1152 A
(I/O)126 1446 A
(requests)336 1614 A
1992(on)S
(consecutive)462 2118 A
(blocks)252 2622 A
2916(so)S
(they)168 3042 A
(may)126 3252 A
3420(be)S
(read/written)504 3546 A
1080 V
(10572)210 648 A
1068(*)S
1152(in)S
(one)126 1278 A
(controller)420 1446 A
(command.)336 1908 A
((There)252 2328 A
2622(is)S
(enough)252 2748 A
(time)168 3042 A
3252(to)S
(compute)294 3378 A
(the)126 3714 A
(next)168 3882 A
1170 V
(10573)210 648 A
1068(*)S
(consecutive)462 1152 A
(request)294 1656 A
(while)210 1992 A
2244(an)S
(unwanted)336 2370 A
(block)210 2748 A
(passes)252 3000 A
(by.))168 3294 A
1260 V
(10574)210 648 A
1068(*/)S
1350 V
(10575)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn)126 1614 A
1782(=)S
(w_wn;)210 1866 A
1440 V
(10576)210 648 A
(int)126 1110 A
1278(r,)S
(opcode;)294 1404 A
1530 V
(10577)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(pos;)168 1698 A
1620 V
(10578)210 648 A
(unsigned)336 1110 A
(nbytes,)294 1488 A
(count;)252 1824 A
1710 V
(10579)210 648 A
(unsigned)336 1110 A
(long)168 1488 A
(block;)252 1698 A
1800 V
(10580)210 648 A
(phys_bytes)420 1110 A
(user_phys;)420 1572 A
1890 V
(10581)210 648 A
1980 V
(10582)210 648 A
1110(/*)S
(This)168 1236 A
(many)168 1446 A
(bytes)210 1656 A
1908(to)S
(read/write)420 2034 A
2496(*/)S
2070 V
(10583)210 648 A
(nbytes)252 1110 A
1404(=)S
(iop->io_nbytes;)630 1488 A
2160 V
(10584)210 648 A
1110(if)S
(((nbytes)336 1236 A
1614(&)S
(SECTOR_MASK))504 1698 A
2244(!=)S
2370(0))S
(return(iop->io_nbytes)882 2496 A
3420(=)S
(EINVAL);)336 3504 A
2250 V
(10585)210 648 A
2340 V
(10586)210 648 A
1110(/*)S
(From/to)294 1236 A
(this)168 1572 A
(position)336 1782 A
2160(on)S
(the)126 2286 A
(device)252 2454 A
2748(*/)S
2430 V
(10587)210 648 A
(pos)126 1110 A
1278(=)S
(iop->io_position;)714 1362 A
2520 V
(10588)210 648 A
1110(if)S
(((pos)210 1236 A
1488(&)S
(SECTOR_MASK))504 1572 A
2118(!=)S
2244(0))S
(return(iop->io_nbytes)882 2370 A
3294(=)S
(EINVAL);)336 3378 A
2610 V
(10589)210 648 A
2700 V
(10590)210 648 A
1110(/*)S
(To/from)294 1236 A
(this)168 1572 A
(user)168 1782 A
(address)294 1992 A
2328(*/)S
2790 V
(10591)210 648 A
(user_phys)378 1110 A
1530(=)S
(numap(proc_nr,)588 1614 A
((vir_bytes))462 2244 A
(iop->io_buf,)504 2748 A
(nbytes);)336 3294 A
2880 V
(10592)210 648 A
1110(if)S
((user_phys)420 1236 A
1698(==)S
1824(0))S
(return(iop->io_nbytes)882 1950 A
2874(=)S
(EINVAL);)336 2958 A
2970 V
(10593)210 648 A
3060 V
(10594)210 648 A
1110(/*)S
(Read)168 1236 A
1446(or)S
(write?)252 1572 A
1866(*/)S
3150 V
(10595)210 648 A
(opcode)252 1110 A
1404(=)S
(iop->io_request)630 1488 A
2160(&)S
(304OPTIONAL_IO;)546 2244 A
3240 V
(10596)210 648 A
3330 V
(10597)210 648 A
1110(/*)S
(Which)210 1236 A
(block)210 1488 A
1740(on)S
(disk)168 1866 A
(and)126 2076 A
(how)126 2244 A
(close)210 2412 A
2664(to)S
(EOF?)168 2790 A
3000(*/)S
3420 V
(10598)210 648 A
1110(if)S
((pos)168 1236 A
1446(>=)S
(w_dv->dv_size))588 1572 A
(return(OK);)462 2202 A
3042(/*)S
3168(At)S
(EOF)126 3294 A
3462(*/)S
3510 V
(10599)210 648 A
1110(if)S
((pos)168 1236 A
1446(+)S
(nbytes)252 1530 A
1824(>)S
(w_dv->dv_size))588 1908 A
(nbytes)252 2538 A
2832(=)S
(w_dv->dv_size)546 2916 A
3504(-)S
(pos;)168 3588 A
3600 V
(10600)210 648 A
(block)210 1110 A
1362(=)S
((w_dv->dv_base)588 1446 A
2076(+)S
(pos))168 2160 A
2370(>>)S
(SECTOR_SHIFT;)546 2496 A
3690 V
(10601)210 648 A
3780 V
(10602)210 648 A
1110(if)S
((w_count)336 1236 A
1614(>)S
1698(0)S
1782(&&)S
(block)210 1908 A
2160(!=)S
(w_nextblock))504 2286 A
2832({)S
3870 V
(10603)210 648 A
1362(/*)S
(This)168 1488 A
(new)126 1698 A
(request)294 1866 A
(can't)210 2202 A
2454(be)S
(chained)294 2580 A
2916(to)S
(the)126 3042 A
(job)126 3210 A
(being)210 3378 A
(built)210 3630 A
3882(*/)S
3960 V
(10604)210 648 A
1362(if)S
(((r)126 1488 A
1656(=)S
(w_finish()))462 1740 A
2244(!=)S
(OK))126 2370 A
(return(r);)420 2538 A
4050 V
(10605)210 648 A
1110(})S
4140 V
(10606)210 648 A
4230 V
(10607)210 648 A
1110(/*)S
(The)126 1236 A
(next)168 1404 A
(consecutive)462 1614 A
(block)210 2118 A
2370(*/)S
4320 V
(10608)210 648 A
(w_nextblock)462 1110 A
1614(=)S
(block)210 1698 A
1950(+)S
((nbytes)294 2034 A
2370(>>)S
(SECTOR_SHIFT);)588 2496 A
4410 V
(10609)210 648 A
4500 V
(10610)210 648 A
1110(/*)S
(While)210 1236 A
(there)210 1488 A
(are)126 1740 A
("unscheduled")546 1908 A
(bytes)210 2496 A
2748(in)S
(the)126 2874 A
(request:)336 3042 A
3420(*/)S
4590 V
(10611)210 648 A
1110(do)S
1236({)S
4680 V
(10612)210 648 A
(count)210 1362 A
1614(=)S
(nbytes;)294 1698 A
4770 V
(10613)210 648 A
4860 V
(10614)210 648 A
1362(if)S
((w_count)336 1488 A
1866(==)S
(wn->max_count))588 1992 A
2622({)S
4950 V
(10615)210 648 A
1698(/*)S
(The)126 1824 A
(drive)210 1992 A
(can't)210 2244 A
2496(do)S
(more)168 2622 A
(then)168 2832 A
(max_count)378 3042 A
3462(at)S
(once)168 3588 A
3798(*/)S
5040 V
(10616)210 648 A
1698(if)S
(((r)126 1824 A
1992(=)S
(w_finish()))462 2076 A
2580(!=)S
(OK))126 2706 A
(return(r);)420 2874 A
5130 V
(10617)210 648 A
1362(})S
5220 V
(10618)210 648 A
5310 V
(10619)210 648 A
1362(if)S
((w_count)336 1488 A
1866(+)S
(count)210 1950 A
2202(>)S
(wn->max_count))588 2286 A
5400 V
(10620)210 648 A
(count)210 1698 A
1950(=)S
(wn->max_count)546 2034 A
2622(-)S
(w_count;)336 2706 A
5490 V
(10621)210 648 A
5580 V
(10622)210 648 A
1362(if)S
((w_count)336 1488 A
1866(==)S
1992(0))S
2118({)S
5670 V
(10623)210 648 A
1698(/*)S
(The)126 1824 A
(first)210 1992 A
(request)294 2244 A
2580(in)S
2706(a)S
(row,)168 2790 A
(initialize.)462 3000 A
3504(*/)S
5760 V
(10624)210 648 A
(w_opcode)336 1698 A
2076(=)S
(opcode;)294 2160 A
5850 V
(10625)210 648 A
(w_tp)168 1698 A
1908(=)S
(wtrans;)294 1992 A
5940 V
(10626)210 648 A
1362(})S
6030 V
(10627)210 648 A
6120 V
(10628)210 648 A
1362(/*)S
(Store)210 1488 A
(I/O)126 1740 A
(parameters)420 1908 A
2370(*/)S
6210 V
(10629)210 648 A
(w_tp->iop)378 1362 A
1782(=)S
(iop;)168 1866 A
8418 V
EP
%%Page: 138 138
BP
/slant 0 def
/height 0 def
630 V
12 B
(138)180 648 A
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(10630)210 648 A
(w_tp->block)462 1362 A
1866(=)S
(block;)252 1950 A
990 V
(10631)210 648 A
(w_tp->count)462 1362 A
1866(=)S
(count;)252 1950 A
1080 V
(10632)210 648 A
(w_tp->phys)420 1362 A
1824(=)S
(user_phys;)420 1908 A
1170 V
(10633)210 648 A
1260 V
(10634)210 648 A
1362(/*)S
(Update)252 1488 A
(counters)336 1782 A
2160(*/)S
1350 V
(10635)210 648 A
(w_tp++;)294 1362 A
1440 V
(10636)210 648 A
(w_count)294 1362 A
1698(+=)S
(count;)252 1824 A
1530 V
(10637)210 648 A
(block)210 1362 A
1614(+=)S
(count)210 1740 A
1992(>>)S
(SECTOR_SHIFT;)546 2118 A
1620 V
(10638)210 648 A
(user_phys)378 1362 A
1782(+=)S
(count;)252 1908 A
1710 V
(10639)210 648 A
(nbytes)252 1362 A
1656(-=)S
(count;)252 1782 A
1800 V
(10640)210 648 A
1110(})S
(while)210 1194 A
((nbytes)294 1446 A
1782(>)S
(0);)126 1866 A
1890 V
(10641)210 648 A
1980 V
(10642)210 648 A
(return(OK);)462 1110 A
2070 V
(10643)210 648 A
1026(})S
2340 V
(10646)210 648 A
(/*===========================================================================*)3276 1026 A
2430 V
(10647)210 648 A
1068(*)S
(w_finish)336 2370 A
4260(*)S
2520 V
(10648)210 648 A
(*===========================================================================*/)3276 1068 A
2610 V
(10649)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(w_finish())420 1530 A
2700 V
(10650)210 648 A
1026({)S
2790 V
(10651)210 648 A
1026(/*)S
(Carry)210 1152 A
(out)126 1404 A
(the)126 1572 A
(I/O)126 1740 A
(requests)336 1908 A
(gathered)336 2286 A
2664(in)S
(wtrans[].)378 2790 A
3210(*/)S
2880 V
(10652)210 648 A
2970 V
(10653)210 648 A
(struct)252 1110 A
(trans)210 1404 A
(*tp)126 1656 A
1824(=)S
(wtrans;)294 1908 A
3060 V
(10654)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn)126 1614 A
1782(=)S
(w_wn;)210 1866 A
3150 V
(10655)210 648 A
(int)126 1110 A
1278(r,)S
(errors;)294 1404 A
3240 V
(10656)210 648 A
(struct)252 1110 A
(command)294 1404 A
(cmd;)168 1740 A
3330 V
(10657)210 648 A
(unsigned)336 1110 A
(cylinder,)378 1488 A
(head,)210 1908 A
(sector,)294 2160 A
(secspcyl;)378 2496 A
3420 V
(10658)210 648 A
3510 V
(10659)210 648 A
1110(if)S
((w_count)336 1236 A
1614(==)S
1740(0))S
(return(OK);)462 1866 A
2370(/*)S
(Spurious)336 2496 A
(finish.)294 2874 A
3210(*/)S
3600 V
(10660)210 648 A
3690 V
(10661)210 648 A
1110(r)S
1194(=)S
(ERR;)168 1278 A
1698(/*)S
(Trigger)294 1824 A
(the)126 2160 A
(first)210 2328 A
(com_out)294 2580 A
2916(*/)S
3780 V
(10662)210 648 A
(errors)252 1110 A
1404(=)S
1488(0;)S
3870 V
(10663)210 648 A
3960 V
(10664)210 648 A
1110(do)S
1236({)S
4050 V
(10665)210 648 A
1362(if)S
1488((r)S
1614(!=)S
(OK))126 1740 A
1908({)S
4140 V
(10666)210 648 A
1698(/*)S
(The)126 1824 A
(controller)420 1992 A
(must)168 2454 A
2664(be)S
((re)programmed.)630 2790 A
3462(*/)S
4230 V
(10667)210 648 A
4320 V
(10668)210 648 A
1698(/*)S
(First)210 1824 A
(check)210 2076 A
2328(to)S
(see)126 2454 A
2622(if)S
2748(a)S
(reinitialization)672 2832 A
3546(is)S
(needed.)294 3672 A
4008(*/)S
4410 V
(10669)210 648 A
1698(if)S
((!(wn->state)504 1824 A
2370(&)S
(INITIALIZED))504 2454 A
3000(&&)S
(w_specify())462 3126 A
3630(!=)S
(OK))126 3756 A
4500 V
(10670)210 648 A
(return(tp->iop->io_nbytes)1050 2034 A
3126(=)S
(EIO);)210 3210 A
4590 V
(10671)210 648 A
4680 V
(10672)210 648 A
1698(/*)S
(Tell)168 1824 A
(the)126 2034 A
(controller)420 2202 A
2664(to)S
(transfer)336 2790 A
(w_count)294 3168 A
(bytes)210 3504 A
3756(*/)S
4770 V
(10673)210 648 A
(cmd.precomp)462 1698 A
2202(=)S
(wn->precomp;)504 2286 A
4860 V
(10674)210 648 A
(cmd.count)378 1698 A
2202(=)S
((w_count)336 2286 A
2664(>>)S
(SECTOR_SHIFT))546 2790 A
3378(&)S
(BYTE;)210 3462 A
4950 V
(10675)210 648 A
1698(if)S
((wn->ldhpref)504 1824 A
2370(&)S
(LDH_LBA))336 2454 A
2832({)S
5040 V
(10676)210 648 A
(cmd.sector)420 2034 A
2538(=)S
((tp->block)420 2622 A
3084(>>)S
3252(0))S
3378(&)S
(0xFF;)210 3462 A
5130 V
(10677)210 648 A
(cmd.cyl_lo)420 2034 A
2538(=)S
((tp->block)420 2622 A
3084(>>)S
3252(8))S
3378(&)S
(0xFF;)210 3462 A
5220 V
(10678)210 648 A
(cmd.cyl_hi)420 2034 A
2538(=)S
((tp->block)420 2622 A
3084(>>)S
(16))126 3210 A
3378(&)S
(0xFF;)210 3462 A
5310 V
(10679)210 648 A
(cmd.ldh)294 2034 A
2538(=)S
(wn->ldhpref)462 2622 A
3126(|)S
(((tp->block)462 3210 A
3714(>>)S
(24))126 3840 A
4008(&)S
(0xF);)210 4092 A
5400 V
(10680)210 648 A
1698(})S
(else)168 1782 A
1992({)S
5490 V
(10681)210 648 A
(secspcyl)336 2034 A
2412(=)S
(wn->pheads)420 2496 A
2958(*)S
(wn->psectors;)546 3042 A
5580 V
(10682)210 648 A
(cylinder)336 2034 A
2412(=)S
(tp->block)378 2496 A
2916(/)S
(secspcyl;)378 3000 A
5670 V
(10683)210 648 A
(head)168 2034 A
2244(=)S
((tp->block)420 2328 A
2790(%)S
(secspcyl))378 2874 A
3294(/)S
(wn->psectors;)546 3378 A
5760 V
(10684)210 648 A
(sector)252 2034 A
2328(=)S
(tp->block)378 2412 A
2832(%)S
(wn->psectors;)546 2916 A
5850 V
(10685)210 648 A
(cmd.sector)420 2034 A
2538(=)S
(sector)252 2622 A
2916(+)S
3000(1;)S
5940 V
(10686)210 648 A
(cmd.cyl_lo)420 2034 A
2538(=)S
(cylinder)336 2622 A
3000(&)S
(BYTE;)210 3084 A
6030 V
(10687)210 648 A
(cmd.cyl_hi)420 2034 A
2538(=)S
((cylinder)378 2622 A
3042(>>)S
3168(8))S
3294(&)S
(BYTE;)210 3378 A
6120 V
(10688)210 648 A
(cmd.ldh)294 2034 A
2538(=)S
(wn->ldhpref)462 2622 A
3126(|)S
(head;)210 3210 A
6210 V
(10689)210 648 A
1698(})S
8418 V
EP
%%Page: 139 139
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
12 B
(139)180 4248 A
900 V
7 LST
(10690)210 648 A
(cmd.command)462 1698 A
2202(=)S
(w_opcode)336 2286 A
2664(==)S
(DEV_WRITE)378 2790 A
3210(?)S
(CMD_WRITE)378 3294 A
3714(:)S
(CMD_READ;)378 3798 A
990 V
(10691)210 648 A
1080 V
(10692)210 648 A
1698(if)S
(((r)126 1824 A
1992(=)S
(com_out(&cmd)))588 2076 A
2706(!=)S
(OK))126 2832 A
3000({)S
1170 V
(10693)210 648 A
2034(if)S
((++errors)378 2160 A
2580(==)S
(MAX_ERRORS))462 2706 A
3210({)S
1260 V
(10694)210 648 A
(w_command)378 2370 A
2790(=)S
(CMD_IDLE;)378 2874 A
1350 V
(10695)210 648 A
(return(tp->iop->io_nbytes)1050 2370 A
3462(=)S
(EIO);)210 3546 A
1440 V
(10696)210 648 A
2034(})S
1530 V
(10697)210 648 A
(continue;)378 2034 A
2706(/*)S
(Retry)210 2832 A
3084(*/)S
1620 V
(10698)210 648 A
1698(})S
1710 V
(10699)210 648 A
1362(})S
1800 V
(10700)210 648 A
1890 V
(10701)210 648 A
1362(/*)S
(For)126 1488 A
(each)168 1656 A
(sector,)294 1866 A
(wait)168 2202 A
(for)126 2412 A
2580(an)S
(interrupt)378 2706 A
(and)126 3126 A
(fetch)210 3294 A
(the)126 3546 A
(data)168 3714 A
((read),)294 3924 A
1980 V
(10702)210 648 A
1404(*)S
1488(or)S
(supply)252 1614 A
(data)168 1908 A
2118(to)S
(the)126 2244 A
(controller)420 2412 A
(and)126 2874 A
(wait)168 3042 A
(for)126 3252 A
3420(an)S
(interrupt)378 3546 A
((write).)336 3966 A
2070 V
(10703)210 648 A
1404(*/)S
2160 V
(10704)210 648 A
2250 V
(10705)210 648 A
1362(if)S
((w_opcode)378 1488 A
1908(==)S
(DEV_READ))378 2034 A
2454({)S
2340 V
(10706)210 648 A
1698(if)S
(((r)126 1824 A
1992(=)S
(w_intr_wait()))588 2076 A
2706(==)S
(OK))126 2832 A
3000({)S
2430 V
(10707)210 648 A
2034(/*)S
(Copy)168 2160 A
(data)168 2370 A
(from)168 2580 A
(the)126 2790 A
(device's)336 2958 A
(buffer)252 3336 A
3630(to)S
(user)168 3756 A
(space.)252 3966 A
4260(*/)S
2520 V
(10708)210 648 A
2610 V
(10709)210 648 A
(port_read(wn->base)756 2034 A
2832(+)S
(REG_DATA,)378 2916 A
(tp->phys,)378 3336 A
(SECTOR_SIZE);)546 3756 A
2700 V
(10710)210 648 A
2790 V
(10711)210 648 A
(tp->phys)336 2034 A
2412(+=)S
(SECTOR_SIZE;)504 2538 A
2880 V
(10712)210 648 A
(tp->iop->io_nbytes)756 2034 A
2832(-=)S
(SECTOR_SIZE;)504 2958 A
2970 V
(10713)210 648 A
(w_count)294 2034 A
2370(-=)S
(SECTOR_SIZE;)504 2496 A
3060 V
(10714)210 648 A
2034(if)S
(((tp->count)462 2160 A
2664(-=)S
(SECTOR_SIZE))504 2790 A
3336(==)S
3462(0))S
(tp++;)210 3588 A
3150 V
(10715)210 648 A
1698(})S
(else)168 1782 A
1992({)S
3240 V
(10716)210 648 A
2034(/*)S
(Any)126 2160 A
(faulty)252 2328 A
(data?)210 2622 A
2874(*/)S
3330 V
(10717)210 648 A
2034(if)S
((w_status)378 2160 A
2580(&)S
(STATUS_DRQ))462 2664 A
3168({)S
3420 V
(10718)210 648 A
(port_read(wn->base)756 2370 A
3168(+)S
(REG_DATA,)378 3252 A
(tmp_phys,)378 3672 A
3510 V
(10719)210 648 A
(SECTOR_SIZE);)546 3714 A
3600 V
(10720)210 648 A
2034(})S
3690 V
(10721)210 648 A
1698(})S
3780 V
(10722)210 648 A
1362(})S
(else)168 1446 A
1656({)S
3870 V
(10723)210 648 A
1698(/*)S
(Wait)168 1824 A
(for)126 2034 A
(data)168 2202 A
(requested.)420 2412 A
2874(*/)S
3960 V
(10724)210 648 A
1698(if)S
((!waitfor(STATUS_DRQ,)882 1824 A
(STATUS_DRQ)))504 2748 A
3294({)S
4050 V
(10725)210 648 A
2034(r)S
2118(=)S
(ERR;)168 2202 A
4140 V
(10726)210 648 A
1698(})S
(else)168 1782 A
1992({)S
4230 V
(10727)210 648 A
2034(/*)S
(Fill)168 2160 A
(the)126 2370 A
(buffer)252 2538 A
2832(of)S
(the)126 2958 A
(drive.)252 3126 A
3420(*/)S
4320 V
(10728)210 648 A
4410 V
(10729)210 648 A
(port_write(wn->base)798 2034 A
2874(+)S
(REG_DATA,)378 2958 A
(tp->phys,)378 3378 A
(SECTOR_SIZE);)546 3798 A
4500 V
(10730)210 648 A
2034(r)S
2118(=)S
(w_intr_wait();)588 2202 A
4590 V
(10731)210 648 A
1698(})S
4680 V
(10732)210 648 A
4770 V
(10733)210 648 A
1698(if)S
1824((r)S
1950(==)S
(OK))126 2076 A
2244({)S
4860 V
(10734)210 648 A
2034(/*)S
(Book)168 2160 A
(the)126 2370 A
(bytes)210 2538 A
(successfully)504 2790 A
(written.)336 3336 A
3714(*/)S
4950 V
(10735)210 648 A
5040 V
(10736)210 648 A
(tp->phys)336 2034 A
2412(+=)S
(SECTOR_SIZE;)504 2538 A
5130 V
(10737)210 648 A
(tp->iop->io_nbytes)756 2034 A
2832(-=)S
(SECTOR_SIZE;)504 2958 A
5220 V
(10738)210 648 A
(w_count)294 2034 A
2370(-=)S
(SECTOR_SIZE;)504 2496 A
5310 V
(10739)210 648 A
2034(if)S
(((tp->count)462 2160 A
2664(-=)S
(SECTOR_SIZE))504 2790 A
3336(==)S
3462(0))S
(tp++;)210 3588 A
5400 V
(10740)210 648 A
1698(})S
5490 V
(10741)210 648 A
1362(})S
5580 V
(10742)210 648 A
5670 V
(10743)210 648 A
1362(if)S
1488((r)S
1614(!=)S
(OK))126 1740 A
1908({)S
5760 V
(10744)210 648 A
1698(/*)S
(Don't)210 1824 A
(retry)210 2076 A
2328(if)S
(sector)252 2454 A
(marked)252 2748 A
(bad)126 3042 A
3210(or)S
(too)126 3336 A
(many)168 3504 A
(errors)252 3714 A
4008(*/)S
5850 V
(10745)210 648 A
1698(if)S
1824((r)S
1950(==)S
(ERR_BAD_SECTOR)588 2076 A
2706(||)S
(++errors)336 2832 A
3210(==)S
(MAX_ERRORS))462 3336 A
3840({)S
5940 V
(10746)210 648 A
(w_command)378 2034 A
2454(=)S
(CMD_IDLE;)378 2538 A
6030 V
(10747)210 648 A
(return(tp->iop->io_nbytes)1050 2034 A
3126(=)S
(EIO);)210 3210 A
6120 V
(10748)210 648 A
1698(})S
6210 V
(10749)210 648 A
8418 V
EP
%%Page: 140 140
BP
/slant 0 def
/height 0 def
630 V
12 B
(140)180 648 A
11 R
1981(File:)S
2214(src/kernel/at_wini.c)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(10750)210 648 A
1698(/*)S
(Reset)210 1824 A
2076(if)S
(halfway,)336 2202 A
(but)126 2580 A
(bail)168 2748 A
(out)126 2958 A
3126(if)S
(optional)336 3252 A
(I/O.)168 3630 A
3840(*/)S
990 V
(10751)210 648 A
1698(if)S
((errors)294 1824 A
2160(==)S
(MAX_ERRORS)420 2286 A
2748(/)S
2832(2))S
2958({)S
1080 V
(10752)210 648 A
(w_need_reset();)630 2034 A
1170 V
(10753)210 648 A
2034(if)S
((tp->iop->io_request)840 2160 A
3042(&)S
(OPTIONAL_IO))504 3126 A
3672({)S
1260 V
(10754)210 648 A
(w_command)378 2370 A
2790(=)S
(CMD_IDLE;)378 2874 A
1350 V
(10755)210 648 A
(return(tp->iop->io_nbytes)1050 2370 A
3462(=)S
(EIO);)210 3546 A
1440 V
(10756)210 648 A
2034(})S
1530 V
(10757)210 648 A
1698(})S
1620 V
(10758)210 648 A
(continue;)378 1698 A
2370(/*)S
(Retry)210 2496 A
2748(*/)S
1710 V
(10759)210 648 A
1362(})S
1800 V
(10760)210 648 A
(errors)252 1362 A
1656(=)S
1740(0;)S
1890 V
(10761)210 648 A
1110(})S
(while)210 1194 A
((w_count)336 1446 A
1824(>)S
(0);)126 1908 A
1980 V
(10762)210 648 A
2070 V
(10763)210 648 A
(w_command)378 1110 A
1530(=)S
(CMD_IDLE;)378 1614 A
2160 V
(10764)210 648 A
(return(OK);)462 1110 A
2250 V
(10765)210 648 A
1026(})S
2520 V
(10768)210 648 A
(/*============================================================================*)3318 1026 A
2610 V
(10769)210 648 A
1068(*)S
(com_out)294 2370 A
4302(*)S
2700 V
(10770)210 648 A
(*============================================================================*/)3318 1068 A
2790 V
(10771)210 648 A
(PRIVATE)294 1026 A
(int)126 1362 A
(com_out(cmd))504 1530 A
2880 V
(10772)210 648 A
(struct)252 1026 A
(command)294 1320 A
(*cmd;)210 1656 A
2370(/*)S
(Command)294 2496 A
(block)210 2832 A
3084(*/)S
2970 V
(10773)210 648 A
1026({)S
3060 V
(10774)210 648 A
1026(/*)S
(Output)252 1152 A
(the)126 1446 A
(command)294 1614 A
(block)210 1950 A
2202(to)S
(the)126 2328 A
(winchester)420 2496 A
(controller)420 2958 A
(and)126 3420 A
(return)252 3588 A
(status)252 3882 A
4176(*/)S
3150 V
(10775)210 648 A
3240 V
(10776)210 648 A
(struct)252 1110 A
(wini)168 1404 A
(*wn)126 1614 A
1782(=)S
(w_wn;)210 1866 A
3330 V
(10777)210 648 A
(unsigned)336 1110 A
(base)168 1488 A
1698(=)S
(wn->base;)378 1782 A
3420 V
(10778)210 648 A
3510 V
(10779)210 648 A
1110(if)S
((!waitfor(STATUS_BSY,)882 1236 A
(0)))126 2160 A
2328({)S
3600 V
(10780)210 648 A
(printf("%s:)462 1362 A
(controller)420 1866 A