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BOOK.PS：源码内容

(04782)210 648 A
1026(/*)S
(library)294 1152 A
1488(*/)S
6120 V
(04783)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(*memcpy,)336 1740 A
((void)210 2118 A
(*_s1,)210 2370 A
(const)210 2622 A
(void)168 2874 A
(*_s2,)210 3084 A
(size_t)252 3336 A
(_n))126 3630 A
4050();)S
6210 V
(04784)210 648 A
8418 V
EP
%%Page: 55 55
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2028(File:)S
2261(src/kernel/proto.h)S
12 B
4308(55)S
900 V
7 LST
(04785)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(INTEL))252 1572 A
990 V
(04786)210 648 A
1080 V
(04787)210 648 A
1026(/*)S
(clock.c)294 1152 A
1488(*/)S
1170 V
(04788)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(milli_start,)504 1740 A
((struct)294 2286 A
(milli_state)462 2622 A
(*msp))210 3126 A
4050();)S
1260 V
(04789)210 648 A
(_PROTOTYPE()462 1026 A
(unsigned)336 1530 A
(milli_elapsed,)588 1908 A
((struct)294 2538 A
(milli_state)462 2874 A
(*msp))210 3378 A
4050();)S
1350 V
(04790)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(milli_delay,)504 1740 A
((unsigned)378 2286 A
(millisec))378 2706 A
4050();)S
1440 V
(04791)210 648 A
1530 V
(04792)210 648 A
1026(/*)S
(console.c)378 1152 A
1572(*/)S
1620 V
(04793)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(cons_stop,)420 1740 A
((void))252 2202 A
4050();)S
1710 V
(04794)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(putk,)210 1740 A
((int)168 1992 A
2202(c))S
4050();)S
1800 V
(04795)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(scr_init,)378 1740 A
((struct)294 2160 A
(tty)126 2496 A
(*tp))168 2664 A
4050();)S
1890 V
(04796)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(toggle_scroll,)588 1740 A
((void))252 2370 A
4050();)S
1980 V
(04797)210 648 A
(_PROTOTYPE()462 1026 A
(int)126 1530 A
(con_loadfont,)546 1698 A
((phys_bytes)462 2286 A
(user_phys))420 2790 A
4050();)S
2070 V
(04798)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(select_console,)630 1740 A
((int)168 2412 A
(cons_line))420 2622 A
4050();)S
2160 V
(04799)210 648 A
2250 V
(04800)210 648 A
1026(/*)S
(cstart.c)336 1152 A
1530(*/)S
2340 V
(04801)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(cstart,)294 1740 A
((U16_t)252 2076 A
(cs,)126 2370 A
(U16_t)210 2538 A
(ds,)126 2790 A
(U16_t)210 2958 A
(mcs,)168 3210 A
(U16_t)210 3420 A
(mds,)168 3672 A
2430 V
(04802)210 648 A
(U16_t)210 2370 A
(parmoff,)336 2622 A
(U16_t)210 3000 A
(parmsize))378 3252 A
4050();)S
2520 V
(04803)210 648 A
(_PROTOTYPE()462 1026 A
(char)168 1530 A
(*k_getenv,)420 1740 A
((char)210 2202 A
(*name))252 2454 A
4050();)S
2610 V
(04804)210 648 A
2700 V
(04805)210 648 A
1026(/*)S
(exception.c)462 1152 A
1656(*/)S
2790 V
(04806)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(exception,)420 1740 A
((unsigned)378 2202 A
(vec_nr))294 2622 A
4050();)S
2880 V
(04807)210 648 A
2970 V
(04808)210 648 A
1026(/*)S
(i8259.c)294 1152 A
1488(*/)S
3060 V
(04809)210 648 A
(_PROTOTYPE()462 1026 A
(irq_handler_t)546 1530 A
(get_irq_handler,)672 2118 A
((int)168 2832 A
(irq))168 3042 A
4050();)S
3150 V
(04810)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(put_irq_handler,)672 1740 A
((int)168 2454 A
(irq,)168 2664 A
(irq_handler_t)546 2874 A
(handler))336 3462 A
4050();)S
3240 V
(04811)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(intr_init,)420 1740 A
((int)168 2202 A
(mine))210 2412 A
4050();)S
3330 V
(04812)210 648 A
3420 V
(04813)210 648 A
1026(/*)S
(keyboard.c)420 1152 A
1614(*/)S
3510 V
(04814)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(kb_init,)336 1740 A
((struct)294 2118 A
(tty)126 2454 A
(*tp))168 2622 A
4050();)S
3600 V
(04815)210 648 A
(_PROTOTYPE()462 1026 A
(int)126 1530 A
(kbd_loadmap,)504 1698 A
((phys_bytes)462 2244 A
(user_phys))420 2748 A
4050();)S
3690 V
(04816)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(wreboot,)336 1740 A
((int)168 2118 A
(how))168 2328 A
4050();)S
3780 V
(04817)210 648 A
3870 V
(04818)210 648 A
1026(/*)S
(klib*.s)294 1152 A
1488(*/)S
3960 V
(04819)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(bios13,)294 1740 A
((void))252 2076 A
4050();)S
4050 V
(04820)210 648 A
(_PROTOTYPE()462 1026 A
(phys_bytes)420 1530 A
(check_mem,)420 1992 A
((phys_bytes)462 2454 A
(base,)210 2958 A
(phys_bytes)420 3210 A
(size))210 3672 A
4050();)S
4140 V
(04821)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(cp_mess,)336 1740 A
((int)168 2118 A
(src,phys_clicks)630 2328 A
(src_clicks,vir_bytes)840 3000 A
(src_offset,)462 3882 A
4230 V
(04822)210 648 A
(phys_clicks)462 1698 A
(dst_clicks,)462 2202 A
(vir_bytes)378 2706 A
(dst_offset))462 3126 A
4050();)S
4320 V
(04823)210 648 A
(_PROTOTYPE()462 1026 A
(int)126 1530 A
(in_byte,)336 1698 A
((port_t)294 2076 A
(port))210 2412 A
4050();)S
4410 V
(04824)210 648 A
(_PROTOTYPE()462 1026 A
(int)126 1530 A
(in_word,)336 1698 A
((port_t)294 2076 A
(port))210 2412 A
4050();)S
4500 V
(04825)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(lock,)210 1740 A
((void))252 1992 A
4050();)S
4590 V
(04826)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(unlock,)294 1740 A
((void))252 2076 A
4050();)S
4680 V
(04827)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(enable_irq,)462 1740 A
((unsigned)378 2244 A
(irq))168 2664 A
4050();)S
4770 V
(04828)210 648 A
(_PROTOTYPE()462 1026 A
(int)126 1530 A
(disable_irq,)504 1698 A
((unsigned)378 2244 A
(irq))168 2664 A
4050();)S
4860 V
(04829)210 648 A
(_PROTOTYPE()462 1026 A
(u16_t)210 1530 A
(mem_rdw,)336 1782 A
((segm_t)294 2160 A
(segm,)210 2496 A
(vir_bytes)378 2748 A
(offset))294 3168 A
4050();)S
4950 V
(04830)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(out_byte,)378 1740 A
((port_t)294 2160 A
(port,)210 2496 A
(int)126 2748 A
(value))252 2916 A
4050();)S
5040 V
(04831)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(out_word,)378 1740 A
((port_t)294 2160 A
(port,)210 2496 A
(int)126 2748 A
(value))252 2916 A
4050();)S
5130 V
(04832)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(phys_copy,)420 1740 A
((phys_bytes)462 2202 A
(source,)294 2706 A
(phys_bytes)420 3042 A
(dest,)210 3504 A
5220 V
(04833)210 648 A
(phys_bytes)420 1698 A
(count))252 2160 A
4050();)S
5310 V
(04834)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(port_read,)420 1740 A
((unsigned)378 2202 A
(port,)210 2622 A
(phys_bytes)420 2874 A
(destination,)504 3336 A
5400 V
(04835)210 648 A
(unsigned)336 1698 A
(bytcount))378 2076 A
4050();)S
5490 V
(04836)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(port_read_byte,)630 1740 A
((unsigned)378 2412 A
(port,)210 2832 A
(phys_bytes)420 3084 A
(destination,)504 3546 A
5580 V
(04837)210 648 A
(unsigned)336 1698 A
(bytcount))378 2076 A
4050();)S
5670 V
(04838)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(port_write,)462 1740 A
((unsigned)378 2244 A
(port,)210 2664 A
(phys_bytes)420 2916 A
(source,)294 3378 A
5760 V
(04839)210 648 A
(unsigned)336 1698 A
(bytcount))378 2076 A
4050();)S
5850 V
(04840)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(port_write_byte,)672 1740 A
((unsigned)378 2454 A
(port,)210 2874 A
(phys_bytes)420 3126 A
(source,)294 3588 A
5940 V
(04841)210 648 A
(unsigned)336 1698 A
(bytcount))378 2076 A
4050();)S
6030 V
(04842)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(reset,)252 1740 A
((void))252 2034 A
4050();)S
6120 V
(04843)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(vid_vid_copy,)546 1740 A
((unsigned)378 2328 A
(src,)168 2748 A
(unsigned)336 2958 A
(dst,)168 3336 A
(unsigned)336 3546 A
(count));)336 3924 A
6210 V
(04844)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(mem_vid_copy,)546 1740 A
((u16_t)252 2328 A
(*src,)210 2622 A
(unsigned)336 2874 A
(dst,)168 3252 A
(unsigned)336 3462 A
(count));)336 3840 A
8418 V
EP
%%Page: 56 56
BP
/slant 0 def
/height 0 def
630 V
12 B
648(56)S
11 R
2028(File:)S
2261(src/kernel/proto.h)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(04845)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(level0,)294 1740 A
((void)210 2076 A
((*func)(void)))588 2328 A
4050();)S
990 V
(04846)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(monitor,)336 1740 A
((void))252 2118 A
4050();)S
1080 V
(04847)210 648 A
1170 V
(04848)210 648 A
1026(/*)S
(misc.c)252 1152 A
1446(*/)S
1260 V
(04849)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(mem_init,)378 1740 A
((void))252 2160 A
4050();)S
1350 V
(04850)210 648 A
1440 V
(04851)210 648 A
1026(/*)S
(mpx*.s)252 1152 A
1446(*/)S
1530 V
(04852)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(idle_task,)420 1740 A
((void))252 2202 A
4050();)S
1620 V
(04853)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(restart,)336 1740 A
((void))252 2118 A
4050();)S
1710 V
(04854)210 648 A
1800 V
(04855)210 648 A
1026(/*)S
(The)126 1152 A
(following)378 1320 A
(are)126 1740 A
(never)210 1908 A
(called)252 2160 A
(from)168 2454 A
2664(C)S
((pure)210 2748 A
(asm)126 3000 A
(procs).)294 3168 A
3504(*/)S
1890 V
(04856)210 648 A
1980 V
(04857)210 648 A
1026(/*)S
(Exception)378 1152 A
(handlers)336 1572 A
((real)210 1950 A
2202(or)S
(protected)378 2328 A
(mode),)252 2748 A
3042(in)S
(numerical)378 3168 A
(order.)252 3588 A
3882(*/)S
2070 V
(04858)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int00,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(divide_error,)546 2958 A
((void))252 3546 A
3840();)S
2160 V
(04859)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int01,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(single_step_exception,)924 2958 A
((void))252 3924 A
4218();)S
2250 V
(04860)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int02,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(nmi,)168 2958 A
((void))252 3168 A
3462();)S
2340 V
(04861)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int03,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(breakpoint_exception,)882 2958 A
((void))252 3882 A
4176();)S
2430 V
(04862)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int04,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(overflow,)378 2958 A
((void))252 3378 A
3672();)S
2520 V
(04863)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int05,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(bounds_check,)546 2958 A
((void))252 3546 A
3840();)S
2610 V
(04864)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int06,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(inval_opcode,)546 2958 A
((void))252 3546 A
3840();)S
2700 V
(04865)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 1236 A
(int07,)252 1740 A
((void))252 2034 A
2328(),)S
(_PROTOTYPE()462 2454 A
(copr_not_available,)798 2958 A
((void))252 3798 A
4092();)S
2790 V
(04866)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(double_fault,)546 2958 A
((void))252 3546 A
3840();)S
2880 V
(04867)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(copr_seg_overrun,)714 2958 A
((void))252 3714 A
4008();)S
2970 V
(04868)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(inval_tss,)420 2958 A
((void))252 3420 A
3714();)S
3060 V
(04869)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(segment_not_present,)840 2958 A
((void))252 3840 A
4134();)S
3150 V
(04870)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(stack_exception,)672 2958 A
((void))252 3672 A
3966();)S
3240 V
(04871)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(general_protection,)798 2958 A
((void))252 3798 A
4092();)S
3330 V
(04872)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(page_fault,)462 2958 A
((void))252 3462 A
3756();)S
3420 V
(04873)210 648 A
(void)168 1026 A
(_PROTOTYPE()462 2454 A
(copr_error,)462 2958 A
((void))252 3462 A
3756();)S
3510 V
(04874)210 648 A
3600 V
(04875)210 648 A
1026(/*)S
(Hardware)336 1152 A
(interrupt)378 1530 A
(handlers.)378 1950 A
2370(*/)S
3690 V
(04876)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint00,)336 1740 A
((void))252 2118 A
2412();)S
3780 V
(04877)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint01,)336 1740 A
((void))252 2118 A
2412();)S
3870 V
(04878)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint02,)336 1740 A
((void))252 2118 A
2412();)S
3960 V
(04879)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint03,)336 1740 A
((void))252 2118 A
2412();)S
4050 V
(04880)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint04,)336 1740 A
((void))252 2118 A
2412();)S
4140 V
(04881)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint05,)336 1740 A
((void))252 2118 A
2412();)S
4230 V
(04882)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint06,)336 1740 A
((void))252 2118 A
2412();)S
4320 V
(04883)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint07,)336 1740 A
((void))252 2118 A
2412();)S
4410 V
(04884)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint08,)336 1740 A
((void))252 2118 A
2412();)S
4500 V
(04885)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint09,)336 1740 A
((void))252 2118 A
2412();)S
4590 V
(04886)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint10,)336 1740 A
((void))252 2118 A
2412();)S
4680 V
(04887)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint11,)336 1740 A
((void))252 2118 A
2412();)S
4770 V
(04888)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint12,)336 1740 A
((void))252 2118 A
2412();)S
4860 V
(04889)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint13,)336 1740 A
((void))252 2118 A
2412();)S
4950 V
(04890)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint14,)336 1740 A
((void))252 2118 A
2412();)S
5040 V
(04891)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(hwint15,)336 1740 A
((void))252 2118 A
2412();)S
5130 V
(04892)210 648 A
5220 V
(04893)210 648 A
1026(/*)S
(Software)336 1152 A
(interrupt)378 1530 A
(handlers,)378 1950 A
2370(in)S
(numerical)378 2496 A
(order.)252 2916 A
3210(*/)S
5310 V
(04894)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(trp,)168 1740 A
((void))252 1950 A
2244();)S
5400 V
(04895)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(s_call,)294 1740 A
((void))252 2076 A
2370(),)S
(_PROTOTYPE()462 2496 A
(p_s_call,)378 3000 A
((void))252 3420 A
3714();)S
5490 V
(04896)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(level0_call,)504 1740 A
((void))252 2286 A
2580();)S
5580 V
(04897)210 648 A
5670 V
(04898)210 648 A
1026(/*)S
(printer.c)378 1152 A
1572(*/)S
5760 V
(04899)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(pr_restart,)462 1740 A
((void))252 2244 A
4050();)S
5850 V
(04900)210 648 A
5940 V
(04901)210 648 A
1026(/*)S
(protect.c)378 1152 A
1572(*/)S
6030 V
(04902)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(prot_init,)420 1740 A
((void))252 2202 A
4050();)S
6120 V
(04903)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(init_codeseg,)546 1740 A
((struct)294 2328 A
(segdesc_s)378 2664 A
(*segdp,)294 3084 A
(phys_bytes)420 3420 A
(base,)210 3882 A
6210 V
(04904)210 648 A
(phys_bytes)420 1698 A
(size,)210 2160 A
(int)126 2412 A
(privilege))420 2580 A
4050();)S
8418 V
EP
%%Page: 57 57
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2028(File:)S
2261(src/kernel/proto.h)S
12 B
4308(57)S
900 V
7 LST
(04905)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(init_dataseg,)546 1740 A
((struct)294 2328 A
(segdesc_s)378 2664 A
(*segdp,)294 3084 A
(phys_bytes)420 3420 A
(base,)210 3882 A
990 V
(04906)210 648 A
(phys_bytes)420 1698 A
(size,)210 2160 A
(int)126 2412 A
(privilege))420 2580 A
4050();)S
1080 V
(04907)210 648 A
(_PROTOTYPE()462 1026 A
(phys_bytes)420 1530 A
(seg2phys,)378 1992 A
((U16_t)252 2412 A
(seg))168 2706 A
4050();)S
1170 V
(04908)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(enable_iop,)462 1740 A
((struct)294 2244 A
(proc)168 2580 A
(*pp))168 2790 A
4050();)S
1260 V
(04909)210 648 A
1350 V
(04910)210 648 A
1026(/*)S
(pty.c)210 1152 A
1404(*/)S
1440 V
(04911)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(do_pty,)294 1740 A
((struct)294 2076 A
(tty)126 2412 A
(*tp,)168 2580 A
(message)294 2790 A
(*m_ptr))294 3126 A
4050();)S
1530 V
(04912)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(pty_init,)378 1740 A
((struct)294 2160 A
(tty)126 2496 A
(*tp))168 2664 A
4050();)S
1620 V
(04913)210 648 A
1710 V
(04914)210 648 A
1026(/*)S
(system.c)336 1152 A
1530(*/)S
1800 V
(04915)210 648 A
(_PROTOTYPE()462 1026 A
(void)168 1530 A
(alloc_segments,)630 1740 A
((struct)294 2412 A
(proc)168 2748 A
(*rp))168 2958 A
4050();)S
1890 V
(04916)210 648 A
1980 V
(04917)210 648 A
(#endif)252 1026 A
1320(/*)S
((CHIP)210 1446 A
1698(==)S
(INTEL))252 1824 A
2118(*/)S
2070 V
(04918)210 648 A
2160 V
(04919)210 648 A
(#endif)252 1026 A
1320(/*)S
(PROTO_H)294 1446 A
1782(*/)S
2790 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
2880 V
(src/kernel/glo.h)672 2034 A
2970 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
3150 V
(05000)210 648 A
1026(/*)S
(Global)252 1152 A
(variables)378 1446 A
(used)168 1866 A
2076(in)S
(the)126 2202 A
(kernel.)294 2370 A
2706(*/)S
3240 V
(05001)210 648 A
3330 V
(05002)210 648 A
1026(/*)S
(EXTERN)252 1152 A
1446(is)S
(defined)294 1572 A
1908(as)S
(extern)252 2034 A
(except)252 2328 A
2622(in)S
(table.c.)336 2748 A
3126(*/)S
3420 V
(05003)210 648 A
(#ifdef)252 1026 A
(_TABLE)252 1320 A
3510 V
(05004)210 648 A
(#undef)252 1026 A
(EXTERN)252 1320 A
3600 V
(05005)210 648 A
(#define)294 1026 A
(EXTERN)252 1362 A
3690 V
(05006)210 648 A
(#endif)252 1026 A
3780 V
(05007)210 648 A
3870 V
(05008)210 648 A
1026(/*)S
(Kernel)252 1152 A
(memory.)294 1446 A
1782(*/)S
3960 V
(05009)210 648 A
(EXTERN)252 1026 A
(phys_bytes)420 1320 A
(code_base;)420 1782 A
2370(/*)S
(base)168 2496 A
2706(of)S
(kernel)252 2832 A
(code)168 3126 A
3336(*/)S
4050 V
(05010)210 648 A
(EXTERN)252 1026 A
(phys_bytes)420 1320 A
(data_base;)420 1782 A
2370(/*)S
(base)168 2496 A
2706(of)S
(kernel)252 2832 A
(data)168 3126 A
3336(*/)S
4140 V
(05011)210 648 A
4230 V
(05012)210 648 A
1026(/*)S
(Low)126 1152 A
(level)210 1320 A
(interrupt)378 1572 A
(communications.)630 1992 A
2664(*/)S
4320 V
(05013)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*held_head;)462 1824 A
2370(/*)S
(head)168 2496 A
2706(of)S
(queue)210 2832 A
3084(of)S
(held-up)294 3210 A
(interrupts)420 3546 A
4008(*/)S
4410 V
(05014)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*held_tail;)462 1824 A
2370(/*)S
(tail)168 2496 A
2706(of)S
(queue)210 2832 A
3084(of)S
(held-up)294 3210 A
(interrupts)420 3546 A
4008(*/)S
4500 V
(05015)210 648 A
(EXTERN)252 1026 A
(unsigned)336 1320 A
(char)168 1698 A
(k_reenter;)420 1908 A
2370(/*)S
(kernel)252 2496 A
(reentry)294 2790 A
(count)210 3126 A
((entry)252 3378 A
(count)210 3672 A
(less)168 3924 A
(1)*/)168 4134 A
4590 V
(05016)210 648 A
4680 V
(05017)210 648 A
1026(/*)S
(Process)294 1152 A
(table.)252 1488 A
(Here)168 1824 A
2034(to)S
(stop)168 2160 A
(too)126 2370 A
(many)168 2538 A
(things)252 2748 A
(having)252 3042 A
3336(to)S
(include)294 3462 A
(proc.h.)294 3798 A
4134(*/)S
4770 V
(05018)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*proc_ptr;)420 1824 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(currently)378 2958 A
(running)294 3378 A
(process)294 3714 A
4050(*/)S
4860 V
(05019)210 648 A
4950 V
(05020)210 648 A
1026(/*)S
(Signals.)336 1152 A
1530(*/)S
5040 V
(05021)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(sig_procs;)420 1488 A
2370(/*)S
(number)252 2496 A
2790(of)S
(procs)210 2916 A
(with)168 3168 A
(p_pending)378 3378 A
3798(!=)S
3924(0)S
4008(*/)S
5130 V
(05022)210 648 A
5220 V
(05023)210 648 A
1026(/*)S
(Memory)252 1152 A
(sizes.)252 1446 A
1740(*/)S
5310 V
(05024)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(memory)252 1614 A
(mem[NR_MEMS];)546 1908 A
2706(/*)S
(base)168 2832 A
(and)126 3042 A
(size)168 3210 A
3420(of)S
(chunks)252 3546 A
3840(of)S
(memory)252 3966 A
4260(*/)S
5400 V
(05025)210 648 A
(EXTERN)252 1026 A
(phys_clicks)462 1320 A
(tot_mem_size;)546 1824 A
2706(/*)S
(total)210 2832 A
(system)252 3084 A
(memory)252 3378 A
(size)168 3672 A
3882(*/)S
5490 V
(05026)210 648 A
5580 V
(05027)210 648 A
1026(/*)S
(Miscellaneous.)588 1152 A
1782(*/)S
5670 V
(05028)210 648 A
(extern)252 1026 A
(u16_t)210 1320 A
(sizes[];)336 1572 A
2370(/*)S
(table)210 2496 A
(filled)252 2748 A
3042(in)S
3168(by)S
(boot)168 3294 A
(monitor)294 3504 A
3840(*/)S
5760 V
(05029)210 648 A
(extern)252 1026 A
(struct)252 1320 A
(tasktab)294 1614 A
(tasktab[];/*)504 1950 A
(initialized)462 2496 A
3000(in)S
(table.c,)336 3126 A
3504(so)S
(extern)252 3630 A
(here)168 3924 A
4134(*/)S
5850 V
(05030)210 648 A
(extern)252 1026 A
(char)168 1320 A
(*t_stack[];)462 1530 A
2370(/*)S
(initialized)462 2496 A
3000(in)S
(table.c,)336 3126 A
3504(so)S
(extern)252 3630 A
(here)168 3924 A
4134(*/)S
5940 V
(05031)210 648 A
(EXTERN)252 1026 A
(unsigned)336 1320 A
(lost_ticks;)462 1698 A
2370(/*)S
(clock)210 2496 A
(ticks)210 2748 A
(counted)294 3000 A
(outside)294 3336 A
(the)126 3672 A
(clock)210 3840 A
(task)168 4092 A
4302(*/)S
6030 V
(05032)210 648 A
(EXTERN)252 1026 A
(clock_t)294 1320 A
(tty_timeout;)504 1656 A
2370(/*)S
(time)168 2496 A
2706(to)S
(wake)168 2832 A
3042(up)S
(the)126 3168 A
(TTY)126 3336 A
(task)168 3504 A
3714(*/)S
6120 V
(05033)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(current;)336 1488 A
2370(/*)S
(currently)378 2496 A
(visible)294 2916 A
(console)294 3252 A
3588(*/)S
6210 V
(05034)210 648 A
8418 V
EP
%%Page: 58 58
BP
/slant 0 def
/height 0 def
630 V
12 B
648(58)S
11 R
2074(File:)S
2307(src/kernel/glo.h)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(05035)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(INTEL))252 1572 A
990 V
(05036)210 648 A
1080 V
(05037)210 648 A
1026(/*)S
(Machine)294 1152 A
(type.)210 1488 A
1740(*/)S
1170 V
(05038)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(pc_at;)252 1488 A
2370(/*)S
(PC-AT)210 2496 A
(compatible)420 2748 A
(hardware)336 3210 A
(interface)378 3588 A
4008(*/)S
1260 V
(05039)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(ps_mca;)294 1488 A
2370(/*)S
(PS/2)168 2496 A
(with)168 2706 A
(Micro)210 2916 A
(Channel)294 3168 A
3504(*/)S
1350 V
(05040)210 648 A
(EXTERN)252 1026 A
(unsigned)336 1320 A
(int)126 1698 A
(processor;)420 1866 A
2370(/*)S
(86,)126 2496 A
(186,)168 2664 A
(286,)168 2874 A
(386,)168 3084 A
(...)126 3294 A
3462(*/)S
1440 V
(05041)210 648 A
(#if)126 1026 A
(_WORD_SIZE)420 1194 A
1656(==)S
1782(2)S
1530 V
(05042)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(protected_mode;)630 1488 A
2370(/*)S
(nonzero)294 2496 A
2832(if)S
(running)294 2958 A
3294(in)S
(Intel)210 3420 A
(protected)378 3672 A
(mode*/)252 4092 A
1620 V
(05043)210 648 A
(#else)210 1026 A
1710 V
(05044)210 648 A
(#define)294 1026 A
(protected_mode)588 1362 A
2034(1)S
2370(/*)S
(386)126 2496 A
(mode)168 2664 A
(implies)294 2874 A
(protected)378 3210 A
(mode)168 3630 A
3840(*/)S
1800 V
(05045)210 648 A
(#endif)252 1026 A
1890 V
(05046)210 648 A
1980 V
(05047)210 648 A
1026(/*)S
(Video)210 1152 A
(card)168 1404 A
(types.)252 1614 A
1908(*/)S
2070 V
(05048)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(ega;)168 1488 A
2370(/*)S
(nonzero)294 2496 A
2832(if)S
(console)294 2958 A
3294(is)S
(EGA)126 3420 A
3588(or)S
(VGA)126 3714 A
3882(*/)S
2160 V
(05049)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(vga;)168 1488 A
2370(/*)S
(nonzero)294 2496 A
2832(if)S
(console)294 2958 A
3294(is)S
(VGA)126 3420 A
3588(*/)S
2250 V
(05050)210 648 A
2340 V
(05051)210 648 A
1026(/*)S
(Memory)252 1152 A
(sizes.)252 1446 A
1740(*/)S
2430 V
(05052)210 648 A
(EXTERN)252 1026 A
(unsigned)336 1320 A
(ext_memsize;)504 1698 A
2370(/*)S
(initialized)462 2496 A
3000(by)S
(assembler)378 3126 A
(startup)294 3546 A
(code)168 3882 A
4092(*/)S
2520 V
(05053)210 648 A
(EXTERN)252 1026 A
(unsigned)336 1320 A
(low_memsize;)504 1698 A
2610 V
(05054)210 648 A
2700 V
(05055)210 648 A
1026(/*)S
(Miscellaneous.)588 1152 A
1782(*/)S
2790 V
(05056)210 648 A
(EXTERN)252 1026 A
(irq_handler_t)546 1320 A
(irq_table[NR_IRQ_VECTORS];)1092 1908 A
2880 V
(05057)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(irq_use;)336 1488 A
2370(/*)S
(bit)126 2496 A
(map)126 2664 A
2832(of)S
(all)126 2958 A
(in-use)252 3126 A
(irq's)210 3420 A
3672(*/)S
2970 V
(05058)210 648 A
(EXTERN)252 1026 A
(reg_t)210 1320 A
(mon_ss,)294 1572 A
(mon_sp;)294 1908 A
2370(/*)S
(monitor)294 2496 A
(stack)210 2832 A
3084(*/)S
3060 V
(05059)210 648 A
(EXTERN)252 1026 A
(int)126 1320 A
(mon_return;)462 1488 A
2370(/*)S
(true)168 2496 A
2706(if)S
(return)252 2832 A
3126(to)S
(the)126 3252 A
(monitor)294 3420 A
(possible)336 3756 A
4134(*/)S
3150 V
(05060)210 648 A
(EXTERN)252 1026 A
(phys_bytes)420 1320 A
(reboot_code;)504 1782 A
2370(/*)S
(program)294 2496 A
(for)126 2832 A
(the)126 3000 A
(boot)168 3168 A
(monitor)294 3378 A
3714(*/)S
3240 V
(05061)210 648 A
3330 V
(05062)210 648 A
1026(/*)S
(Variables)378 1152 A
(that)168 1572 A
(are)126 1782 A
(initialized)462 1950 A
(elsewhere)378 2454 A
(are)126 2874 A
(just)168 3042 A
(extern)252 3252 A
(here.)210 3546 A
3798(*/)S
3420 V
(05063)210 648 A
(extern)252 1026 A
(struct)252 1320 A
(segdesc_s)378 1614 A
(gdt[];)252 2034 A
2370(/*)S
(global)252 2496 A
(descriptor)420 2790 A
(table)210 3252 A
(for)126 3504 A
(protected)378 3672 A
(mode*/)252 4092 A
3510 V
(05064)210 648 A
3600 V
(05065)210 648 A
(EXTERN)252 1026 A
(_PROTOTYPE()462 1320 A
(void)168 1824 A
((*level0_func),)630 2034 A
((void))252 2706 A
3000();)S
3690 V
(05066)210 648 A
(#endif)252 1026 A
1320(/*)S
((CHIP)210 1446 A
1698(==)S
(INTEL))252 1824 A
2118(*/)S
3780 V
(05067)210 648 A
3870 V
(05068)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(M68000))294 1572 A
3960 V
(05069)210 648 A
1026(/*)S
(Variables)378 1152 A
(that)168 1572 A
(are)126 1782 A
(initialized)462 1950 A
(elsewhere)378 2454 A
(are)126 2874 A
(just)168 3042 A
(extern)252 3252 A
(here.)210 3546 A
3798(*/)S
4050 V
(05070)210 648 A
(extern)252 1026 A
(int)126 1320 A
(keypad;)294 1488 A
2370(/*)S
(Flag)168 2496 A
(for)126 2706 A
(keypad)252 2874 A
(mode)168 3168 A
3378(*/)S
4140 V
(05071)210 648 A
(extern)252 1026 A
(int)126 1320 A
(app_mode;)378 1488 A
2370(/*)S
(Flag)168 2496 A
(for)126 2706 A
(arrow)210 2874 A
(key)126 3126 A
(application)462 3294 A
(mode)168 3798 A
4008(*/)S
4230 V
(05072)210 648 A
(extern)252 1026 A
(int)126 1320 A
(STdebKey;)378 1488 A
2370(/*)S
(nonzero)294 2496 A
2832(if)S
(ctl-alt-Fx)420 2958 A
(detected)336 3420 A
3798(*/)S
4320 V
(05073)210 648 A
(extern)252 1026 A
(struct)252 1320 A
(tty)126 1614 A
(*cur_cons;)420 1782 A
2370(/*)S
(virtual)294 2496 A
(cons)168 2832 A
(currently)378 3042 A
(displayed)378 3462 A
3882(*/)S
4410 V
(05074)210 648 A
(extern)252 1026 A
(unsigned)336 1320 A
(char)168 1698 A
(font8[];)336 1908 A
2370(/*)S
2496(8)S
(pixel)210 2580 A
(wide)168 2832 A
(font)168 3042 A
(table)210 3252 A
((initialized))546 3504 A
4092(*/)S
4500 V
(05075)210 648 A
(extern)252 1026 A
(unsigned)336 1320 A
(char)168 1698 A
(font12[];)378 1908 A
2370(/*)S
2496(12)S
(pixel)210 2622 A
(wide)168 2874 A
(font)168 3084 A
(table)210 3294 A
((initialized))546 3546 A
4134(*/)S
4590 V
(05076)210 648 A
(extern)252 1026 A
(unsigned)336 1320 A
(char)168 1698 A
(font16[];)378 1908 A
2370(/*)S
2496(16)S
(pixel)210 2622 A
(wide)168 2874 A
(font)168 3084 A
(table)210 3294 A
((initialized))546 3546 A
4134(*/)S
4680 V
(05077)210 648 A
(extern)252 1026 A
(unsigned)336 1320 A
(short)210 1698 A
(resolution;)462 1950 A
2454(/*)S
(screen)252 2580 A
(res;)168 2874 A
(ST_RES_LOW..TT_RES_HIGH)966 3084 A
4092(*/)S
4770 V
(05078)210 648 A
(#endif)252 1026 A
5040 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
5130 V
(src/kernel/proc.h)714 2034 A
5220 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
5400 V
(05100)210 648 A
(#ifndef)294 1026 A
(PROC_H)252 1362 A
5490 V
(05101)210 648 A
(#define)294 1026 A
(PROC_H)252 1362 A
5580 V
(05102)210 648 A
5670 V
(05103)210 648 A
1026(/*)S
(Here)168 1152 A
1362(is)S
(the)126 1488 A
(declaration)462 1656 A
2160(of)S
(the)126 2286 A
(process)294 2454 A
(table.)252 2790 A
3126(It)S
(contains)336 3252 A
(the)126 3630 A
(process')336 3798 A
5760 V
(05104)210 648 A
1068(*)S
(registers,)420 1152 A
(memory)252 1614 A
(map,)168 1908 A
(accounting,)462 2118 A
(and)126 2622 A
(message)294 2790 A
(send/receive)504 3126 A
(information.)504 3672 A
5850 V
(05105)210 648 A
1068(*)S
(Many)168 1152 A
(assembly)336 1362 A
(code)168 1740 A
(routines)336 1950 A
(reference)378 2328 A
(fields)252 2748 A
3042(in)S
(it.)126 3168 A
(The)126 3378 A
(offsets)294 3546 A
3882(to)S
(these)210 4008 A
5940 V
(05106)210 648 A
1068(*)S
(fields)252 1152 A
(are)126 1446 A
(defined)294 1614 A
1950(in)S
(the)126 2076 A
(assembler)378 2244 A
(include)294 2664 A
(file)168 3000 A
(sconst.h.)378 3210 A
(When)168 3672 A
(changing)336 3882 A
6030 V
(05107)210 648 A
1068(*)S
('proc',)294 1152 A
1488(be)S
(sure)168 1614 A
1824(to)S
(change)252 1950 A
(sconst.h)336 2244 A
2622(to)S
(match.)252 2748 A
6120 V
(05108)210 648 A
1068(*/)S
6210 V
(05109)210 648 A
8418 V
EP
%%Page: 59 59
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2046(File:)S
2279(src/kernel/proc.h)S
12 B
4308(59)S
900 V
7 LST
(05110)210 648 A
(struct)252 1026 A
(proc)168 1320 A
1530({)S
990 V
(05111)210 648 A
(struct)252 1110 A
(stackframe_s)504 1404 A
(p_reg;)252 1950 A
2370(/*)S
(process')336 2496 A
(registers)378 2874 A
(saved)210 3294 A
3546(in)S
(stack)210 3672 A
(frame)210 3924 A
4176(*/)S
1080 V
(05112)210 648 A
1170 V
(05113)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(INTEL))252 1572 A
1260 V
(05114)210 648 A
(reg_t)210 1110 A
(p_ldt_sel;)420 1362 A
2370(/*)S
(selector)336 2496 A
2874(in)S
(gdt)126 3000 A
(giving)252 3168 A
(ldt)126 3462 A
(base)168 3630 A
(and)126 3840 A
(limit*/)294 4008 A
1350 V
(05115)210 648 A
(struct)252 1110 A
(segdesc_s)378 1404 A
(p_ldt[2];)378 1824 A
2370(/*)S
(local)210 2496 A
(descriptors)462 2748 A
(for)126 3252 A
(code)168 3420 A
(and)126 3630 A
(data)168 3798 A
4008(*/)S
1440 V
(05116)210 648 A
2370(/*)S
2496(2)S
2580(is)S
(LDT_SIZE)336 2706 A
3084(-)S
(avoid)210 3168 A
(include)294 3420 A
(protect.h)378 3756 A
4176(*/)S
1530 V
(05117)210 648 A
(#endif)252 1026 A
1320(/*)S
((CHIP)210 1446 A
1698(==)S
(INTEL))252 1824 A
2118(*/)S
1620 V
(05118)210 648 A
1710 V
(05119)210 648 A
(reg_t)210 1110 A
(*p_stguard;)462 1362 A
2370(/*)S
(stack)210 2496 A
(guard)210 2748 A
(word)168 3000 A
3210(*/)S
1800 V
(05120)210 648 A
1890 V
(05121)210 648 A
(int)126 1110 A
(p_nr;)210 1278 A
2370(/*)S
(number)252 2496 A
2790(of)S
(this)168 2916 A
(process)294 3126 A
((for)168 3462 A
(fast)168 3672 A
(access))294 3882 A
4218(*/)S
1980 V
(05122)210 648 A
2070 V
(05123)210 648 A
(int)126 1110 A
(p_int_blocked;)588 1278 A
2370(/*)S
(nonzero)294 2496 A
2832(if)S
(int)126 2958 A
(msg)126 3126 A
(blocked)294 3294 A
3630(by)S
(busy)168 3756 A
(task)168 3966 A
4176(*/)S
2160 V
(05124)210 648 A
(int)126 1110 A
(p_int_held;)462 1278 A
2370(/*)S
(nonzero)294 2496 A
2832(if)S
(int)126 2958 A
(msg)126 3126 A
(held)168 3294 A
3504(by)S
(busy)168 3630 A
(syscall)294 3840 A
4176(*/)S
2250 V
(05125)210 648 A
(struct)252 1110 A
(proc)168 1404 A
(*p_nextheld;)504 1614 A
2370(/*)S
(next)168 2496 A
2706(in)S
(chain)210 2832 A
3084(of)S
(held-up)294 3210 A
(int)126 3546 A
(processes)378 3714 A
4134(*/)S
2340 V
(05126)210 648 A
2430 V
(05127)210 648 A
(int)126 1110 A
(p_flags;)336 1278 A
2370(/*)S
(P_SLOT_FREE,)504 2496 A
(SENDING,)336 3042 A
(RECEIVING,)420 3420 A
(etc.)168 3882 A
4092(*/)S
2520 V
(05128)210 648 A
(struct)252 1110 A
(mem_map)294 1404 A
(p_map[NR_SEGS];/*)714 1740 A
(memory)252 2496 A
(map)126 2790 A
2958(*/)S
2610 V
(05129)210 648 A
(pid_t)210 1110 A
(p_pid;)252 1362 A
2370(/*)S
(process)294 2496 A
2832(id)S
(passed)252 2958 A
3252(in)S
(from)168 3378 A
3588(MM)S
3714(*/)S
2700 V
(05130)210 648 A
2790 V
(05131)210 648 A
(clock_t)294 1110 A
(user_time;)420 1446 A
2370(/*)S
(user)168 2496 A
(time)168 2706 A
2916(in)S
(ticks)210 3042 A
3294(*/)S
2880 V
(05132)210 648 A
(clock_t)294 1110 A
(sys_time;)378 1446 A
2370(/*)S
(sys)126 2496 A
(time)168 2664 A
2874(in)S
(ticks)210 3000 A
3252(*/)S
2970 V
(05133)210 648 A
(clock_t)294 1110 A
(child_utime;)504 1446 A
2370(/*)S
(cumulative)420 2496 A
(user)168 2958 A
(time)168 3168 A
3378(of)S
(children)336 3504 A
3882(*/)S
3060 V
(05134)210 648 A
(clock_t)294 1110 A
(child_stime;)504 1446 A
2370(/*)S
(cumulative)420 2496 A
(sys)126 2958 A
(time)168 3126 A
3336(of)S
(children)336 3462 A
3840(*/)S
3150 V
(05135)210 648 A
(clock_t)294 1110 A
(p_alarm;)336 1446 A
2370(/*)S
(time)168 2496 A
2706(of)S
(next)168 2832 A
(alarm)210 3042 A
3294(in)S
(ticks,)252 3420 A
3714(or)S
3840(0)S
3924(*/)S
3240 V
(05136)210 648 A
3330 V
(05137)210 648 A
(struct)252 1110 A
(proc)168 1404 A
(*p_callerq;)462 1614 A
2370(/*)S
(head)168 2496 A
2706(of)S
(list)168 2832 A
3042(of)S
(procs)210 3168 A
(wishing)294 3420 A
3756(to)S
(send)168 3882 A
4092(*/)S
3420 V
(05138)210 648 A
(struct)252 1110 A
(proc)168 1404 A
(*p_sendlink;)504 1614 A
2370(/*)S
(link)168 2496 A
2706(to)S
(next)168 2832 A
(proc)168 3042 A
(wishing)294 3252 A
3588(to)S
(send)168 3714 A
3924(*/)S
3510 V
(05139)210 648 A
(message)294 1110 A
(*p_messbuf;)462 1446 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(message)294 2958 A
(buffer)252 3294 A
3588(*/)S
3600 V
(05140)210 648 A
(int)126 1110 A
(p_getfrom;)420 1278 A
2370(/*)S
(from)168 2496 A
(whom)168 2706 A
(does)168 2916 A
(process)294 3126 A
(want)168 3462 A
3672(to)S
(receive?)336 3798 A
4176(*/)S
3690 V
(05141)210 648 A
(int)126 1110 A
(p_sendto;)378 1278 A
3780 V
(05142)210 648 A
3870 V
(05143)210 648 A
(struct)252 1110 A
(proc)168 1404 A
(*p_nextready;)546 1614 A
2370(/*)S
(pointer)294 2496 A
2832(to)S
(next)168 2958 A
(ready)210 3168 A
(process)294 3420 A
3756(*/)S
3960 V
(05144)210 648 A
(sigset_t)336 1110 A
(p_pending;)420 1488 A
2370(/*)S
(bit)126 2496 A
(map)126 2664 A
(for)126 2832 A
(pending)294 3000 A
(signals)294 3336 A
3672(*/)S
4050 V
(05145)210 648 A
(unsigned)336 1110 A
(p_pendcount;)504 1488 A
2370(/*)S
(count)210 2496 A
2748(of)S
(pending)294 2874 A
(and)126 3210 A
(unfinished)420 3378 A
(signals)294 3840 A
4176(*/)S
4140 V
(05146)210 648 A
4230 V
(05147)210 648 A
(char)168 1110 A
(p_name[16];)462 1320 A
2370(/*)S
(name)168 2496 A
2706(of)S
(the)126 2832 A
(process)294 3000 A
3336(*/)S
4320 V
(05148)210 648 A
1026(};)S
4410 V
(05149)210 648 A
4500 V
(05150)210 648 A
1026(/*)S
(Guard)210 1152 A
(word)168 1404 A
(for)126 1614 A
(task)168 1782 A
(stacks.)294 1992 A
2328(*/)S
4590 V
(05151)210 648 A
(#define)294 1026 A
(STACK_GUARD)462 1362 A
(((reg_t))336 2034 A
((sizeof(reg_t))588 2412 A
3042(==)S
3168(2)S
3252(?)S
(0xBEEF)252 3336 A
3630(:)S
(0xDEADBEEF)))504 3714 A
4680 V
(05152)210 648 A
4770 V
(05153)210 648 A
1026(/*)S
(Bits)168 1152 A
(for)126 1362 A
(p_flags)294 1530 A
1866(in)S
(proc[].)294 1992 A
2370(A)S
(process)294 2454 A
2790(is)S
(runnable)336 2916 A
(iff)126 3294 A
(p_flags)294 3462 A
3798(==)S
3924(0.)S
4050(*/)S
4860 V
(05154)210 648 A
(#define)294 1026 A
(P_SLOT_FREE)462 1362 A
(001)126 2076 A
2370(/*)S
(set)126 2496 A
(when)168 2664 A
(slot)168 2874 A
3084(is)S
(not)126 3210 A
3378(in)S
(use)126 3504 A
3672(*/)S
4950 V
(05155)210 648 A
(#define)294 1026 A
(NO_MAP)252 1362 A
(002)126 2076 A
2370(/*)S
(keeps)210 2496 A
(unmapped)336 2748 A
(forked)252 3126 A
(child)210 3420 A
(from)168 3672 A
(running)294 3882 A
4218(*/)S
5040 V
(05156)210 648 A
(#define)294 1026 A
(SENDING)294 1362 A
(004)126 2076 A
2370(/*)S
(set)126 2496 A
(when)168 2664 A
(process)294 2874 A
(blocked)294 3210 A
(trying)252 3546 A
3840(to)S
(send)168 3966 A
4176(*/)S
5130 V
(05157)210 648 A
(#define)294 1026 A
(RECEIVING)378 1362 A
(010)126 2076 A
2370(/*)S
(set)126 2496 A
(when)168 2664 A
(process)294 2874 A
(blocked)294 3210 A
(trying)252 3546 A
3840(to)S
(recv)168 3966 A
4176(*/)S
5220 V
(05158)210 648 A
(#define)294 1026 A
(PENDING)294 1362 A
(020)126 2076 A
2370(/*)S
(set)126 2496 A
(when)168 2664 A
(inform())336 2874 A
3252(of)S
(signal)252 3378 A
(pending)294 3672 A
4008(*/)S
5310 V
(05159)210 648 A
(#define)294 1026 A
(SIG_PENDING)462 1362 A
(040)126 2076 A
2370(/*)S
(keeps)210 2496 A
(to-be-signalled)630 2748 A
(proc)168 3420 A
(from)168 3630 A
(running)294 3840 A
4176(*/)S
5400 V
(05160)210 648 A
(#define)294 1026 A
(P_STOP)252 1362 A
(0100)168 2034 A
2370(/*)S
(set)126 2496 A
(when)168 2664 A
(process)294 2874 A
3210(is)S
(being)210 3336 A
(traced)252 3588 A
3882(*/)S
5490 V
(05161)210 648 A
5580 V
(05162)210 648 A
1026(/*)S
(Magic)210 1152 A
(process)294 1404 A
(table)210 1740 A
(addresses.)420 1992 A
2454(*/)S
5670 V
(05163)210 648 A
(#define)294 1026 A
(BEG_PROC_ADDR)546 1362 A
((&proc[0]))420 1950 A
5760 V
(05164)210 648 A
(#define)294 1026 A
(END_PROC_ADDR)546 1362 A
((&proc[NR_TASKS)630 1950 A
2622(+)S
(NR_PROCS]))420 2706 A
5850 V
(05165)210 648 A
(#define)294 1026 A
(END_TASK_ADDR)546 1362 A
((&proc[NR_TASKS]))714 1950 A
5940 V
(05166)210 648 A
(#define)294 1026 A
(BEG_SERV_ADDR)546 1362 A
((&proc[NR_TASKS]))714 1950 A
6030 V
(05167)210 648 A
(#define)294 1026 A
(BEG_USER_ADDR)546 1362 A
((&proc[NR_TASKS)630 1950 A
2622(+)S
(LOW_USER]))420 2706 A
6120 V
(05168)210 648 A
6210 V
(05169)210 648 A
(#define)294 1026 A
(NIL_PROC)336 1362 A
(((struct)336 2118 A
(proc)168 2496 A
2706(*))S
2832(0))S
8418 V
EP
%%Page: 60 60
BP
/slant 0 def
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630 V
12 B
648(60)S
11 R
2046(File:)S
2279(src/kernel/proc.h)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(05170)210 648 A
(#define)294 1026 A
(isidlehardware(n))714 1362 A
(((n))168 2118 A
2328(==)S
(IDLE)168 2454 A
2664(||)S
((n))126 2790 A
2958(==)S
(HARDWARE))378 3084 A
990 V
(05171)210 648 A
(#define)294 1026 A
(isokprocn(n))504 1362 A
(((unsigned))462 2118 A
(((n))168 2622 A
2832(+)S
(NR_TASKS))378 2916 A
3336(<)S
(NR_PROCS)336 3420 A
3798(+)S
(NR_TASKS))378 3882 A
1080 V
(05172)210 648 A
(#define)294 1026 A
(isoksrc_dest(n))630 1362 A
((isokprocn(n))546 2118 A
2706(||)S
((n))126 2832 A
3000(==)S
(ANY))168 3126 A
1170 V
(05173)210 648 A
(#define)294 1026 A
(isoksusern(n))546 1362 A
(((unsigned))462 2118 A
((n))126 2622 A
2790(<)S
(NR_PROCS))378 2874 A
1260 V
(05174)210 648 A
(#define)294 1026 A
(isokusern(n))504 1362 A
(((unsigned))462 2118 A
(((n))168 2622 A
2832(-)S
(LOW_USER))378 2916 A
3336(<)S
(NR_PROCS)336 3420 A
3798(-)S
(LOW_USER))378 3882 A
1350 V
(05175)210 648 A
(#define)294 1026 A
(isrxhardware(n))630 1362 A
(((n))168 2118 A
2328(==)S
(ANY)126 2454 A
2622(||)S
((n))126 2748 A
2916(==)S
(HARDWARE))378 3042 A
1440 V
(05176)210 648 A
(#define)294 1026 A
(issysentn(n))504 1362 A
(((n))168 2118 A
2328(==)S
(FS_PROC_NR)420 2454 A
2916(||)S
((n))126 3042 A
3210(==)S
(MM_PROC_NR))462 3336 A
1530 V
(05177)210 648 A
(#define)294 1026 A
(istaskp(p))420 1362 A
(((p))168 2118 A
2328(<)S
(END_TASK_ADDR)546 2412 A
3000(&&)S
((p))126 3126 A
3294(!=)S
(proc_addr(IDLE)))672 3420 A
1620 V
(05178)210 648 A
(#define)294 1026 A
(isuserp(p))420 1362 A
(((p))168 2118 A
2328(>=)S
(BEG_USER_ADDR))588 2454 A
1710 V
(05179)210 648 A
(#define)294 1026 A
(proc_addr(n))504 1362 A
((pproc_addr)462 2118 A
2622(+)S
(NR_TASKS)[(n)])588 2706 A
1800 V
(05180)210 648 A
(#define)294 1026 A
(cproc_addr(n))546 1362 A
((&(proc)294 2118 A
2454(+)S
(NR_TASKS)[(n)]))630 2538 A
1890 V
(05181)210 648 A
(#define)294 1026 A
(proc_number(p))588 1362 A
(((p)->p_nr))462 2118 A
1980 V
(05182)210 648 A
(#define)294 1026 A
(proc_vir2phys(p,)672 1362 A
(vir))168 2076 A
2286(\)S
2070 V
(05183)210 648 A
((((phys_bytes)(p)->p_map[D].mem_phys)1512 2118 A
3672(<<)S
(CLICK_SHIFT))504 3798 A
4344(\)S
2160 V
(05184)210 648 A
3378(+)S
((vir_bytes))462 3462 A
((vir)))252 3966 A
2250 V
(05185)210 648 A
2340 V
(05186)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(proc[NR_TASKS)546 1824 A
2412(+)S
(NR_PROCS];)420 2496 A
3042(/*)S
(process)294 3168 A
(table)210 3504 A
3756(*/)S
2430 V
(05187)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*pproc_addr[NR_TASKS)840 1824 A
2706(+)S
(NR_PROCS];)420 2790 A
2520 V
(05188)210 648 A
1026(/*)S
(ptrs)168 1152 A
1362(to)S
(process)294 1488 A
(table)210 1824 A
(slots;)252 2076 A
(fast)168 2370 A
(because)294 2580 A
(now)126 2916 A
3084(a)S
(process)294 3168 A
(entry)210 3504 A
(can)126 3756 A
3924(be)S
(found)210 4050 A
2610 V
(05189)210 648 A
1152(by)S
(indexing)336 1278 A
(the)126 1656 A
(pproc_addr)420 1824 A
(array,)252 2286 A
(while)210 2580 A
(accessing)378 2832 A
3252(an)S
(element)294 3378 A
3714(i)S
(requires)336 3798 A
2700 V
(05190)210 648 A
1152(a)S
(multiplication)588 1236 A
(with)168 1866 A
(sizeof(struct)546 2076 A
(proc))210 2664 A
2916(to)S
(determine)378 3042 A
(the)126 3462 A
(address)294 3630 A
3966(*/)S
2790 V
(05191)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*bill_ptr;)420 1824 A
2370(/*)S
(ptr)126 2496 A
2664(to)S
(process)294 2790 A
3126(to)S
(bill)168 3252 A
(for)126 3462 A
(clock)210 3630 A
(ticks)210 3882 A
4134(*/)S
2880 V
(05192)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*rdy_head[NQ];)588 1824 A
2706(/*)S
(pointers)336 2832 A
3210(to)S
(ready)210 3336 A
(list)168 3588 A
(headers)294 3798 A
4134(*/)S
2970 V
(05193)210 648 A
(EXTERN)252 1026 A
(struct)252 1320 A
(proc)168 1614 A
(*rdy_tail[NQ];)588 1824 A
2706(/*)S
(pointers)336 2832 A
3210(to)S
(ready)210 3336 A
(list)168 3588 A
(tails)210 3798 A
4050(*/)S
3060 V
(05194)210 648 A
3150 V
(05195)210 648 A
(#endif)252 1026 A
1320(/*)S
(PROC_H)252 1446 A
1740(*/)S
3690 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
3780 V
(src/kernel/protect.h)840 2034 A
3870 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4050 V
(05200)210 648 A
1026(/*)S
(Constants)378 1152 A
(for)126 1572 A
(protected)378 1740 A
(mode.)210 2160 A
2412(*/)S
4140 V
(05201)210 648 A
4230 V
(05202)210 648 A
1026(/*)S
(Table)210 1152 A
(sizes.)252 1404 A
1698(*/)S
4320 V
(05203)210 648 A
(#define)294 1026 A
(GDT_SIZE)336 1362 A
((FIRST_LDT_INDEX)672 1740 A
2454(+)S
(NR_TASKS)336 2538 A
2916(+)S
(NR_PROCS))378 3000 A
3420(/*)S
(spec.)210 3546 A
(and)126 3798 A
(LDT's)210 3966 A
4218(*/)S
4410 V
(05204)210 648 A
(#define)294 1026 A
(IDT_SIZE)336 1362 A
((IRQ8_VECTOR)504 1740 A
2286(+)S
2370(8))S
2706(/*)S
(only)168 2832 A
3042(up)S
3168(to)S
(the)126 3294 A
(highest)294 3462 A
(vector)252 3798 A
4092(*/)S
4500 V
(05205)210 648 A
(#define)294 1026 A
(LDT_SIZE)336 1362 A
2076(2)S
2370(/*)S
(contains)336 2496 A
2874(CS)S
(and)126 3000 A
3168(DS)S
(only)168 3294 A
3504(*/)S
4590 V
(05206)210 648 A
4680 V
(05207)210 648 A
1026(/*)S
(Fixed)210 1152 A
(global)252 1404 A
(descriptors.)504 1698 A
2286(1)S
2370(to)S
2496(7)S
(are)126 2580 A
(prescribed)420 2748 A
3210(by)S
(the)126 3336 A
(BIOS.)210 3504 A
3756(*/)S
4770 V
(05208)210 648 A
(#define)294 1026 A
(GDT_INDEX)378 1362 A
2076(1)S
2370(/*)S
(GDT)126 2496 A
(descriptor)420 2664 A
3126(*/)S
4860 V
(05209)210 648 A
(#define)294 1026 A
(IDT_INDEX)378 1362 A
2076(2)S
2370(/*)S
(IDT)126 2496 A
(descriptor)420 2664 A
3126(*/)S
4950 V
(05210)210 648 A
(#define)294 1026 A
(DS_INDEX)336 1362 A
2076(3)S
2370(/*)S
(kernel)252 2496 A
2790(DS)S
2916(*/)S
5040 V
(05211)210 648 A
(#define)294 1026 A
(ES_INDEX)336 1362 A
2076(4)S
2370(/*)S
(kernel)252 2496 A
2790(ES)S
((386:)210 2916 A
(flag)168 3168 A
3378(4)S
3462(Gb)S
3588(at)S
(startup))336 3714 A
4092(*/)S
5130 V
(05212)210 648 A
(#define)294 1026 A
(SS_INDEX)336 1362 A
2076(5)S
2370(/*)S
(kernel)252 2496 A
2790(SS)S
((386:)210 2916 A
(monitor)294 3168 A
3504(SS)S
3630(at)S
(startup))336 3756 A
4134(*/)S
5220 V
(05213)210 648 A
(#define)294 1026 A
(CS_INDEX)336 1362 A
2076(6)S
2370(/*)S
(kernel)252 2496 A
2790(CS)S
2916(*/)S
5310 V
(05214)210 648 A
(#define)294 1026 A
(MON_CS_INDEX)504 1362 A
2076(7)S
2370(/*)S
(temp)168 2496 A
(for)126 2706 A
(BIOS)168 2874 A
((386:)210 3084 A
(monitor)294 3336 A
3672(CS)S
3798(at)S
(startup))336 3924 A
4302(*/)S
5400 V
(05215)210 648 A
(#define)294 1026 A
(TSS_INDEX)378 1362 A
2076(8)S
2370(/*)S
(kernel)252 2496 A
(TSS)126 2790 A
2958(*/)S
5490 V
(05216)210 648 A
(#define)294 1026 A
(DS_286_INDEX)504 1362 A
2076(9)S
2370(/*)S
(scratch)294 2496 A
(16-bit)252 2832 A
(source)252 3126 A
(segment)294 3420 A
3756(*/)S
5580 V
(05217)210 648 A
(#define)294 1026 A
(ES_286_INDEX)504 1362 A
2034(10)S
2370(/*)S
(scratch)294 2496 A
(16-bit)252 2832 A
(destination)462 3126 A
(segment)294 3630 A
3966(*/)S
5670 V
(05218)210 648 A
(#define)294 1026 A
(VIDEO_INDEX)462 1362 A
2034(11)S
2370(/*)S
(video)210 2496 A
(memory)252 2748 A
(segment)294 3042 A
3378(*/)S
5760 V
(05219)210 648 A
(#define)294 1026 A
(DP_ETH0_INDEX)546 1362 A
2034(12)S
2370(/*)S
(Western)294 2496 A
(Digital)294 2832 A
(Etherplus)378 3168 A
(buffer)252 3588 A
3882(*/)S
5850 V
(05220)210 648 A
(#define)294 1026 A
(DP_ETH1_INDEX)546 1362 A
2034(13)S
2370(/*)S
(Western)294 2496 A
(Digital)294 2832 A
(Etherplus)378 3168 A
(buffer)252 3588 A
3882(*/)S
5940 V
(05221)210 648 A
(#define)294 1026 A
(FIRST_LDT_INDEX)630 1362 A
2034(14)S
2370(/*)S
(rest)168 2496 A
2706(of)S
(descriptors)462 2832 A
(are)126 3336 A
(LDT's)210 3504 A
3756(*/)S
6030 V
(05222)210 648 A
6120 V
(05223)210 648 A
(#define)294 1026 A
(GDT_SELECTOR)504 1362 A
(0x08)168 2118 A
2370(/*)S
((GDT_INDEX)420 2496 A
2958(*)S
(DESC_SIZE))420 3042 A
(bad)126 3504 A
(for)126 3672 A
(asld)168 3840 A
4050(*/)S
6210 V
(05224)210 648 A
(#define)294 1026 A
(IDT_SELECTOR)504 1362 A
(0x10)168 2118 A
2370(/*)S
((IDT_INDEX)420 2496 A
2958(*)S
(DESC_SIZE))420 3042 A
3504(*/)S
8418 V
EP
%%Page: 61 61
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1990(File:)S
2223(src/kernel/protect.h)S
12 B
4308(61)S
900 V
7 LST
(05225)210 648 A
(#define)294 1026 A
(DS_SELECTOR)462 1362 A
(0x18)168 2118 A
2370(/*)S
((DS_INDEX)378 2496 A
2916(*)S
(DESC_SIZE))420 3000 A
3462(*/)S
990 V
(05226)210 648 A
(#define)294 1026 A
(ES_SELECTOR)462 1362 A
(0x20)168 2118 A
2370(/*)S
((ES_INDEX)378 2496 A
2916(*)S
(DESC_SIZE))420 3000 A
3462(*/)S
1080 V
(05227)210 648 A
(#define)294 1026 A
(FLAT_DS_SELECTOR)672 1362 A
(0x21)168 2118 A
2370(/*)S
(less)168 2496 A
(privileged)420 2706 A
3168(ES)S
3294(*/)S
1170 V
(05228)210 648 A
(#define)294 1026 A
(SS_SELECTOR)462 1362 A
(0x28)168 2118 A
2370(/*)S
((SS_INDEX)378 2496 A
2916(*)S
(DESC_SIZE))420 3000 A
3462(*/)S
1260 V
(05229)210 648 A
(#define)294 1026 A
(CS_SELECTOR)462 1362 A
(0x30)168 2118 A
2370(/*)S
((CS_INDEX)378 2496 A
2916(*)S
(DESC_SIZE))420 3000 A
3462(*/)S
1350 V
(05230)210 648 A
(#define)294 1026 A
(MON_CS_SELECTOR)630 1362 A
(0x38)168 2118 A
2370(/*)S
((MON_CS_INDEX)546 2496 A
3084(*)S
(DESC_SIZE))420 3168 A
3630(*/)S
1440 V
(05231)210 648 A
(#define)294 1026 A
(TSS_SELECTOR)504 1362 A
(0x40)168 2118 A
2370(/*)S
((TSS_INDEX)420 2496 A
2958(*)S
(DESC_SIZE))420 3042 A
3504(*/)S
1530 V
(05232)210 648 A
(#define)294 1026 A
(DS_286_SELECTOR)630 1362 A
(0x49)168 2118 A
2370(/*)S
((DS_286_INDEX)546 2496 A
3084(*)S
(DESC_SIZE)378 3168 A
3588(+)S
3672(1))S
3798(*/)S
1620 V
(05233)210 648 A
(#define)294 1026 A
(ES_286_SELECTOR)630 1362 A
(0x51)168 2118 A
2370(/*)S
((ES_286_INDEX)546 2496 A
3084(*)S
(DESC_SIZE)378 3168 A
3588(+)S
3672(1))S
3798(*/)S
1710 V
(05234)210 648 A
(#define)294 1026 A
(VIDEO_SELECTOR)588 1362 A
(0x59)168 2118 A
2370(/*)S
((VIDEO_INDEX)504 2496 A
3042(*)S
(DESC_SIZE)378 3126 A
3546(+)S
3630(1))S
3756(*/)S
1800 V
(05235)210 648 A
(#define)294 1026 A
(DP_ETH0_SELECTOR)672 1362 A
(0x61)168 2118 A
2370(/*)S
((DP_ETH0_INDEX)588 2496 A
3126(*)S
(DESC_SIZE))420 3210 A
3672(*/)S
1890 V
(05236)210 648 A
(#define)294 1026 A
(DP_ETH1_SELECTOR)672 1362 A
(0x69)168 2118 A
2370(/*)S
((DP_ETH1_INDEX)588 2496 A
3126(*)S
(DESC_SIZE))420 3210 A
3672(*/)S
1980 V
(05237)210 648 A
2070 V
(05238)210 648 A
1026(/*)S
(Fixed)210 1152 A
(local)210 1404 A
(descriptors.)504 1656 A
2202(*/)S
2160 V
(05239)210 648 A
(#define)294 1026 A
(CS_LDT_INDEX)504 1362 A
2076(0)S
2370(/*)S
(process)294 2496 A
2832(CS)S
2958(*/)S
2250 V
(05240)210 648 A
(#define)294 1026 A
(DS_LDT_INDEX)504 1362 A
2076(1)S
2370(/*)S
(process)294 2496 A
(DS=ES=FS=GS=SS)588 2832 A
3462(*/)S
2340 V
(05241)210 648 A
2430 V
(05242)210 648 A
1026(/*)S
(Privileges.)462 1152 A
1656(*/)S
2520 V
(05243)210 648 A
(#define)294 1026 A
(INTR_PRIVILEGE)588 1362 A
2076(0)S
2370(/*)S
(kernel)252 2496 A
(and)126 2790 A
(interrupt)378 2958 A
(handlers)336 3378 A
3756(*/)S
2610 V
(05244)210 648 A
(#define)294 1026 A
(TASK_PRIVILEGE)588 1362 A
2076(1)S
2700 V
(05245)210 648 A
(#define)294 1026 A
(USER_PRIVILEGE)588 1362 A
2076(3)S
2790 V
(05246)210 648 A
2880 V
(05247)210 648 A
1026(/*)S
(286)126 1152 A
(hardware)336 1320 A
(constants.)420 1698 A
2160(*/)S
2970 V
(05248)210 648 A
3060 V
(05249)210 648 A
1026(/*)S
(Exception)378 1152 A
(vector)252 1572 A
(numbers.)336 1866 A
2244(*/)S
3150 V
(05250)210 648 A
(#define)294 1026 A
(BOUNDS_VECTOR)546 1362 A
2202(5)S
2370(/*)S
(bounds)252 2496 A
(check)210 2790 A
(failed)252 3042 A
3336(*/)S
3240 V
(05251)210 648 A
(#define)294 1026 A
(INVAL_OP_VECTOR)630 1362 A
2202(6)S
2370(/*)S
(invalid)294 2496 A
(opcode)252 2832 A
3126(*/)S
3330 V
(05252)210 648 A
(#define)294 1026 A
(COPROC_NOT_VECTOR)714 1362 A
2202(7)S
2370(/*)S
(coprocessor)462 2496 A
(not)126 3000 A
(available)378 3168 A
3588(*/)S
3420 V
(05253)210 648 A
(#define)294 1026 A
(DOUBLE_FAULT_VECTOR)798 1362 A
2202(8)S
3510 V
(05254)210 648 A
(#define)294 1026 A
(COPROC_SEG_VECTOR)714 1362 A
2202(9)S
2370(/*)S
(coprocessor)462 2496 A
(segment)294 3000 A
(overrun)294 3336 A
3672(*/)S
3600 V
(05255)210 648 A
(#define)294 1026 A
(INVAL_TSS_VECTOR)672 1362 A
2160(10)S
2370(/*)S
(invalid)294 2496 A
(TSS)126 2832 A
3000(*/)S
3690 V
(05256)210 648 A
(#define)294 1026 A
(SEG_NOT_VECTOR)588 1362 A
2160(11)S
2370(/*)S
(segment)294 2496 A
(not)126 2832 A
(present)294 3000 A
3336(*/)S
3780 V
(05257)210 648 A
(#define)294 1026 A
(STACK_FAULT_VECTOR)756 1362 A
2160(12)S
2370(/*)S
(stack)210 2496 A
(exception)378 2748 A
3168(*/)S
3870 V
(05258)210 648 A
(#define)294 1026 A
(PROTECTION_VECTOR)714 1362 A
2160(13)S
2370(/*)S
(general)294 2496 A
(protection)420 2832 A
3294(*/)S
3960 V
(05259)210 648 A
4050 V
(05260)210 648 A
1026(/*)S
(Selector)336 1152 A
(bits.)210 1530 A
1782(*/)S
4140 V
(05261)210 648 A
(#define)294 1026 A
1362(TI)S
(0x04)168 1950 A
2370(/*)S
(table)210 2496 A
(indicator)378 2748 A
3168(*/)S
4230 V
(05262)210 648 A
(#define)294 1026 A
(RPL)126 1362 A
(0x03)168 1950 A
2370(/*)S
(requester)378 2496 A
(privilege)378 2916 A
(level)210 3336 A
3588(*/)S
4320 V
(05263)210 648 A
4410 V
(05264)210 648 A
1026(/*)S
(Descriptor)420 1152 A
(structure)378 1614 A
(offsets.)336 2034 A
2412(*/)S
4500 V
(05265)210 648 A
(#define)294 1026 A
(DESC_BASE)378 1362 A
2076(2)S
2370(/*)S
2496(to)S
(base_low)336 2622 A
3000(*/)S
4590 V
(05266)210 648 A
(#define)294 1026 A
(DESC_BASE_MIDDLE)672 1362 A
2076(4)S
2370(/*)S
2496(to)S
(base_middle)462 2622 A
3126(*/)S
4680 V
(05267)210 648 A
(#define)294 1026 A
(DESC_ACCESS)462 1362 A
2076(5)S
2370(/*)S
2496(to)S
(access)252 2622 A
(byte)168 2916 A
3126(*/)S
4770 V
(05268)210 648 A
(#define)294 1026 A
(DESC_SIZE)378 1362 A
2076(8)S
2370(/*)S
(sizeof)252 2496 A
((struct)294 2790 A
(segdesc_s))420 3126 A
3588(*/)S
4860 V
(05269)210 648 A
4950 V
(05270)210 648 A
1026(/*)S
(Segment)294 1152 A
(sizes.)252 1488 A
1782(*/)S
5040 V
(05271)210 648 A
(#define)294 1026 A
(MAX_286_SEG_SIZE)672 1362 A
(0x10000L)336 2076 A
5130 V
(05272)210 648 A
5220 V
(05273)210 648 A
1026(/*)S
(Base)168 1152 A
(and)126 1362 A
(limit)210 1530 A
(sizes)210 1782 A
(and)126 2034 A
(shifts.)294 2202 A
2538(*/)S
5310 V
(05274)210 648 A
(#define)294 1026 A
(BASE_MIDDLE_SHIFT)714 1362 A
2202(16)S
2370(/*)S
(shift)210 2496 A
(for)126 2748 A
(base)168 2916 A
(-->)126 3126 A
(base_middle)462 3294 A
3798(*/)S
5400 V
(05275)210 648 A
5490 V
(05276)210 648 A
1026(/*)S
(Access-byte)462 1152 A
(and)126 1656 A
(type-byte)378 1824 A
(bits.)210 2244 A
2496(*/)S
5580 V
(05277)210 648 A
(#define)294 1026 A
(PRESENT)294 1362 A
(0x80)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(descriptor)420 2832 A
(present)294 3294 A
3630(*/)S
5670 V
(05278)210 648 A
(#define)294 1026 A
(DPL)126 1362 A
(0x60)168 1950 A
2370(/*)S
(descriptor)420 2496 A
(privilege)378 2958 A
(level)210 3378 A
(mask)168 3630 A
3840(*/)S
5760 V
(05279)210 648 A
(#define)294 1026 A
(DPL_SHIFT)378 1362 A
2076(5)S
5850 V
(05280)210 648 A
(#define)294 1026 A
(SEGMENT)294 1362 A
(0x10)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(segment-type)504 2832 A
(descriptors)462 3378 A
3882(*/)S
5940 V
(05281)210 648 A
6030 V
(05282)210 648 A
1026(/*)S
(Access-byte)462 1152 A
(bits.)210 1656 A
1908(*/)S
6120 V
(05283)210 648 A
(#define)294 1026 A
(EXECUTABLE)420 1362 A
(0x08)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(executable)420 2832 A
(segment)294 3294 A
3630(*/)S
6210 V
(05284)210 648 A
(#define)294 1026 A
(CONFORMING)420 1362 A
(0x04)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(conforming)420 2832 A
(segment)294 3294 A
3630(if)S
(executable)420 3756 A
4218(*/)S
8418 V
EP
%%Page: 62 62
BP
/slant 0 def
/height 0 def
630 V
12 B
648(62)S
11 R
1990(File:)S
2223(src/kernel/protect.h)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(05285)210 648 A
(#define)294 1026 A
(EXPAND_DOWN)462 1362 A
(0x04)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(expand-down)462 2832 A
(segment)294 3336 A
3672(if)S
(!executable*/)546 3798 A
990 V
(05286)210 648 A
(#define)294 1026 A
(READABLE)336 1362 A
(0x02)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(readable)336 2832 A
(segment)294 3210 A
3546(if)S
(executable)420 3672 A
4134(*/)S
1080 V
(05287)210 648 A
(#define)294 1026 A
(WRITEABLE)378 1362 A
(0x02)168 1950 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
(writeable)378 2832 A
(segment)294 3252 A
3588(if)S
(!executable)462 3714 A
4218(*/)S
1170 V
(05288)210 648 A
(#define)294 1026 A
(TSS_BUSY)336 1362 A
(0x02)168 1950 A
2370(/*)S
(set)126 2496 A
2664(if)S
(TSS)126 2790 A
(descriptor)420 2958 A
3420(is)S
(busy)168 3546 A
3756(*/)S
1260 V
(05289)210 648 A
(#define)294 1026 A
(ACCESSED)336 1362 A
(0x01)168 1950 A
2370(/*)S
(set)126 2496 A
2664(if)S
(segment)294 2790 A
(accessed)336 3126 A
3504(*/)S
1350 V
(05290)210 648 A
1440 V
(05291)210 648 A
1026(/*)S
(Special)294 1152 A
(descriptor)420 1488 A
(types.)252 1950 A
2244(*/)S
1530 V
(05292)210 648 A
(#define)294 1026 A
(AVL_286_TSS)462 1362 A
2076(1)S
2370(/*)S
(available)378 2496 A
(286)126 2916 A
(TSS)126 3084 A
3252(*/)S
1620 V
(05293)210 648 A
(#define)294 1026 A
(LDT)126 1362 A
2076(2)S
2370(/*)S
(local)210 2496 A
(descriptor)420 2748 A
(table)210 3210 A
3462(*/)S
1710 V
(05294)210 648 A
(#define)294 1026 A
(BUSY_286_TSS)504 1362 A
2076(3)S
2370(/*)S
(set)126 2496 A
(transparently)546 2664 A
3252(to)S
(the)126 3378 A
(software)336 3546 A
3924(*/)S
1800 V
(05295)210 648 A
(#define)294 1026 A
(CALL_286_GATE)546 1362 A
2076(4)S
2370(/*)S
(not)126 2496 A
(used)168 2664 A
2874(*/)S
1890 V
(05296)210 648 A
(#define)294 1026 A
(TASK_GATE)378 1362 A
2076(5)S
2370(/*)S
(only)168 2496 A
(used)168 2706 A
2916(by)S
(debugger)336 3042 A
3420(*/)S
1980 V
(05297)210 648 A
(#define)294 1026 A
(INT_286_GATE)504 1362 A
2076(6)S
2370(/*)S
(interrupt)378 2496 A
(gate,)210 2916 A
(used)168 3168 A
(for)126 3378 A
(all)126 3546 A
(vectors)294 3714 A
4050(*/)S
2070 V
(05298)210 648 A
(#define)294 1026 A
(TRAP_286_GATE)546 1362 A
2076(7)S
2370(/*)S
(not)126 2496 A
(used)168 2664 A
2874(*/)S
2160 V
(05299)210 648 A
2250 V
(05300)210 648 A
1026(/*)S
(Extra)210 1152 A
(386)126 1404 A
(hardware)336 1572 A
(constants.)420 1950 A
2412(*/)S
2340 V
(05301)210 648 A
2430 V
(05302)210 648 A
1026(/*)S
(Exception)378 1152 A
(vector)252 1572 A
(numbers.)336 1866 A
2244(*/)S
2520 V
(05303)210 648 A
(#define)294 1026 A
(PAGE_FAULT_VECTOR)714 1362 A
2202(14)S
2610 V
(05304)210 648 A
(#define)294 1026 A
(COPROC_ERR_VECTOR)714 1362 A
2202(16)S
2370(/*)S
(coprocessor)462 2496 A
(error)210 3000 A
3252(*/)S
2700 V
(05305)210 648 A
2790 V
(05306)210 648 A
1026(/*)S
(Descriptor)420 1152 A
(structure)378 1614 A
(offsets.)336 2034 A
2412(*/)S
2880 V
(05307)210 648 A
(#define)294 1026 A
(DESC_GRANULARITY)672 1362 A
2244(6)S
2370(/*)S
2496(to)S
(granularity)462 2622 A
(byte)168 3126 A
3336(*/)S
2970 V
(05308)210 648 A
(#define)294 1026 A
(DESC_BASE_HIGH)588 1362 A
2244(7)S
2370(/*)S
2496(to)S
(base_high)378 2622 A
3042(*/)S
3060 V
(05309)210 648 A
3150 V
(05310)210 648 A
1026(/*)S
(Base)168 1152 A
(and)126 1362 A
(limit)210 1530 A
(sizes)210 1782 A
(and)126 2034 A
(shifts.)294 2202 A
2538(*/)S
3240 V
(05311)210 648 A
(#define)294 1026 A
(BASE_HIGH_SHIFT)630 1362 A
2202(24)S
2370(/*)S
(shift)210 2496 A
(for)126 2748 A
(base)168 2916 A
(-->)126 3126 A
(base_high)378 3294 A
3714(*/)S
3330 V
(05312)210 648 A
(#define)294 1026 A
(BYTE_GRAN_MAX)546 1362 A
(0xFFFFFL)336 2034 A
2496(/*)S
(maximum)294 2622 A
(size)168 2958 A
(for)126 3168 A
(byte)168 3336 A
(granular)336 3546 A
(segment)294 3924 A
4260(*/)S
3420 V
(05313)210 648 A
(#define)294 1026 A
(GRANULARITY_SHIFT)714 1362 A
2202(16)S
2370(/*)S
(shift)210 2496 A
(for)126 2748 A
(limit)210 2916 A
(-->)126 3168 A
(granularity)462 3336 A
3840(*/)S
3510 V
(05314)210 648 A
(#define)294 1026 A
(OFFSET_HIGH_SHIFT)714 1362 A
2202(16)S
2370(/*)S
(shift)210 2496 A
(for)126 2748 A
((gate))252 2916 A
(offset)252 3210 A
(-->)126 3504 A
(offset_high)462 3672 A
4176(*/)S
3600 V
(05315)210 648 A
(#define)294 1026 A
(PAGE_GRAN_SHIFT)630 1362 A
2202(12)S
2370(/*)S
(extra)210 2496 A
(shift)210 2748 A
(for)126 3000 A
(page)168 3168 A
(granular)336 3378 A
(limits)252 3756 A
4050(*/)S
3690 V
(05316)210 648 A
3780 V
(05317)210 648 A
1026(/*)S
(Type-byte)378 1152 A
(bits.)210 1572 A
1824(*/)S
3870 V
(05318)210 648 A
(#define)294 1026 A
(DESC_386_BIT)504 1362 A
(0x08)168 2118 A
2370(/*)S
(386)126 2496 A
(types)210 2664 A
(are)126 2916 A
(obtained)336 3084 A
3462(by)S
(ORing)210 3588 A
(with)168 3840 A
(this)168 4050 A
4260(*/)S
3960 V
(05319)210 648 A
2370(/*)S
(LDT's)210 2496 A
(and)126 2748 A
(TASK_GATE's)462 2916 A
(don't)210 3420 A
(need)168 3672 A
3882(it)S
4008(*/)S
4050 V
(05320)210 648 A
4140 V
(05321)210 648 A
1026(/*)S
(Granularity)462 1152 A
(byte.)210 1656 A
1908(*/)S
4230 V
(05322)210 648 A
(#define)294 1026 A
(GRANULAR)336 1362 A
(0x80)168 2118 A
2370(/*)S
(set)126 2496 A
(for)126 2664 A
2832(4K)S
(granularilty)504 2958 A
3504(*/)S
4320 V
(05323)210 648 A
(#define)294 1026 A
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2328(in)S
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1026(W)S
1698(=)S
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2706(!)S
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1446(in)S
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1782(2)S
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(FSREG)210 1026 A
1698(=)S
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2370(2)S
2706(!)S
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(introduces)420 2958 A
3420(FS)S
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3714(GS)S
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EP
%%Page: 63 63
BP
/slant 0 def
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630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2006(File:)S
2239(src/kernel/sconst.h)S
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4308(63)S
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1698(=)S
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2370(2)S
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2370(W)S
2706(!)S
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(another)294 3168 A
3504(SP)S
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1698(=)S
(STREG)210 2034 A
2286(+)S
2370(W)S
1620 V
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1698(=)S
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2370(W)S
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2370(W)S
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1698(=)S
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2370(W)S
2706(!)S
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2370(W)S
2250 V
(05425)210 648 A
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1698(=)S
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2328(+)S
2412(W)S
2340 V
(05426)210 648 A
(SSREG)210 1026 A
1698(=)S
(SPREG)210 2034 A
2286(+)S
2370(W)S
2430 V
(05427)210 648 A
(P_STACKTOP)420 1026 A
1698(=)S
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2286(+)S
2370(W)S
2520 V
(05428)210 648 A
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1698(=)S
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2610 V
(05429)210 648 A
(P_LDT)210 1026 A
1698(=)S
(P_LDT_SEL)378 2034 A
2454(+)S
2538(W)S
2700 V
(05430)210 648 A
2790 V
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1656(==)S
1782(2)S
2880 V
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3000(of)S
3126(a)S
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3546(in)S
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2970 V
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2034(9)S
2706(!)S
(size)168 2790 A
3000(of)S
3126(a)S
(message)294 3210 A
3546(in)S
(32-bit)252 3672 A
(words)210 3966 A
3150 V
(05435)210 648 A
(#endif)252 1026 A
3690 V
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3780 V
(src/kernel/assert.h)798 2034 A
3870 V
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4050 V
(05500)210 648 A
1026(/*)S
4140 V
(05501)210 648 A
(assert.h)336 1026 A
4230 V
(05502)210 648 A
1026(*/)S
4320 V
(05503)210 648 A
(#ifndef)294 1026 A
(ASSERT_H)336 1362 A
4410 V
(05504)210 648 A
(#define)294 1026 A
(ASSERT_H)336 1362 A
4500 V
(05505)210 648 A
4590 V
(05506)210 648 A
(#if)126 1026 A
(DEBUG)210 1194 A
4680 V
(05507)210 648 A
4770 V
(05508)210 648 A
(#define)294 1026 A
(INIT_ASSERT)462 1362 A
(static)252 2034 A
(char)168 2328 A
(*assert_file=)546 2538 A
(__FILE__;)378 3126 A
4860 V
(05509)210 648 A
4950 V
(05510)210 648 A
(void)168 1026 A
(bad_assertion(char)756 1236 A
(*file,)252 2034 A
(int)126 2328 A
(line,)210 2496 A
(char)168 2748 A
(*what);)294 2958 A
5040 V
(05511)210 648 A
(void)168 1026 A
(bad_compare(char)672 1236 A
(*file,)252 1950 A
(int)126 2244 A
(line,)210 2412 A
(int)126 2664 A
(lhs,)168 2832 A
(char)168 3042 A
(*what,)252 3252 A
(int)126 3546 A
(rhs);)210 3714 A
5130 V
(05512)210 648 A
5220 V
(05513)210 648 A
(#define)294 1026 A
(assert(x))378 1362 A
((!(x))210 2034 A
2286(?)S
(bad_assertion(assert_file,)1092 2370 A
(__LINE__,)378 3504 A
(#x))126 3924 A
4092(\)S
5310 V
(05514)210 648 A
3714(:)S
((void))252 3798 A
4092(0))S
5400 V
(05515)210 648 A
(#define)294 1026 A
(compare(a,t,b))588 1362 A
((!((a))252 2034 A
2328(t)S
((b)))168 2412 A
2622(?)S
(bad_compare(assert_file,)1008 2706 A
(__LINE__,)378 3756 A
4176(\)S
5490 V
(05516)210 648 A
((a),)168 2370 A
2580(#a)S
2706(")S
2790(")S
2874(#t)S
3000(")S
3084(")S
(#b,)126 3168 A
((b)))168 3336 A
3546(:)S
((void))252 3630 A
3924(0))S
5580 V
(05517)210 648 A
(#else)210 1026 A
1278(/*)S
(!DEBUG)252 1404 A
1698(*/)S
5670 V
(05518)210 648 A
5760 V
(05519)210 648 A
(#define)294 1026 A
(INIT_ASSERT)462 1362 A
2034(/*)S
(nothing)294 2160 A
2496(*/)S
5850 V
(05520)210 648 A
5940 V
(05521)210 648 A
(#define)294 1026 A
(assert(x))378 1362 A
((void)0)294 2034 A
6030 V
(05522)210 648 A
(#define)294 1026 A
(compare(a,t,b))588 1362 A
((void)0)294 2034 A
6120 V
(05523)210 648 A
6210 V
(05524)210 648 A
(#endif)252 1026 A
1320(/*)S
(!DEBUG)252 1446 A
1740(*/)S
8418 V
EP
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/slant 0 def
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630 V
12 B
648(64)S
11 R
2018(File:)S
2251(src/kernel/assert.h)S
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(05525)210 648 A
990 V
(05526)210 648 A
(#endif)252 1026 A
1320(/*)S
(ASSERT_H)336 1446 A
1824(*/)S
1440 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1530 V
(src/kernel/table.c)756 2034 A
1620 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1800 V
(05600)210 648 A
1026(/*)S
(The)126 1152 A
(object)252 1320 A
(file)168 1614 A
1824(of)S
("table.c")378 1950 A
(contains)336 2370 A
(all)126 2748 A
(the)126 2916 A
(data.)210 3084 A
3378(In)S
(the)126 3504 A
(*.h)126 3672 A
(files,)252 3840 A
1890 V
(05601)210 648 A
1068(*)S
(declared)336 1152 A
(variables)378 1530 A
(appear)252 1950 A
(with)168 2244 A
(EXTERN)252 2454 A
2748(in)S
(front)210 2874 A
3126(of)S
(them,)210 3252 A
3504(as)S
3630(in)S
1980 V
(05602)210 648 A
1068(*)S
2070 V
(05603)210 648 A
1068(*)S
(EXTERN)252 1278 A
(int)126 1572 A
1740(x;)S
2160 V
(05604)210 648 A
1068(*)S
2250 V
(05605)210 648 A
1068(*)S
(Normally)336 1152 A
(EXTERN)252 1530 A
1824(is)S
(defined)294 1950 A
2286(as)S
(extern,)294 2412 A
2748(so)S
(when)168 2874 A
(they)168 3084 A
(are)126 3294 A
(included)336 3462 A
3840(in)S
(another)294 3966 A
2340 V
(05606)210 648 A
1068(*)S
(file,)210 1152 A
1404(no)S
(storage)294 1530 A
1866(is)S
(allocated.)420 1992 A
2496(If)S
(the)126 2622 A
(EXTERN)252 2790 A
(were)168 3084 A
(not)126 3294 A
(present,)336 3462 A
(but)126 3840 A
(just)168 4008 A
2430 V
(05607)210 648 A
1068(*)S
(say,)168 1152 A
2520 V
(05608)210 648 A
1068(*)S
2610 V
(05609)210 648 A
1068(*)S
(int)126 1278 A
1446(x;)S
2700 V
(05610)210 648 A
1068(*)S
2790 V
(05611)210 648 A
1068(*)S
(then)168 1152 A
(including)378 1362 A
(this)168 1782 A
(file)168 1992 A
2202(in)S
(several)294 2328 A
(source)252 2664 A
(files)210 2958 A
(would)210 3210 A
(cause)210 3462 A
('x')126 3714 A
3882(to)S
4008(be)S
2880 V
(05612)210 648 A
1068(*)S
(declared)336 1152 A
(several)294 1530 A
(times.)252 1866 A
(While)210 2202 A
(some)168 2454 A
(linkers)294 2664 A
(accept)252 3000 A
(this,)210 3294 A
(others)252 3546 A
3840(do)S
(not,)168 3966 A
2970 V
(05613)210 648 A
1068(*)S
1152(so)S
(they)168 1278 A
(are)126 1488 A
(declared)336 1656 A
(extern)252 2034 A
(when)168 2328 A
(included)336 2538 A
(normally.)378 2916 A
(However,)336 3378 A
3756(it)S
(must)168 3882 A
3060 V
(05614)210 648 A
1068(*)S
1152(be)S
(declared)336 1278 A
(for)126 1656 A
(real)168 1824 A
(somewhere.)420 2034 A
(That)168 2538 A
2748(is)S
(done)168 2874 A
(here,)210 3084 A
3336(by)S
(redefining)420 3462 A
3150 V
(05615)210 648 A
1068(*)S
(EXTERN)252 1152 A
1446(as)S
(the)126 1572 A
(null)168 1740 A
(string,)294 1950 A
2286(so)S
(the)126 2412 A
(inclusion)378 2580 A
3000(of)S
(all)126 3126 A
(the)126 3294 A
(*.h)126 3462 A
(files)210 3630 A
3882(in)S
3240 V
(05616)210 648 A
1068(*)S
(table.c)294 1152 A
(actually)336 1488 A
(generates)378 1866 A
(storage)294 2286 A
(for)126 2622 A
(them.)210 2790 A
(All)126 3084 A
(the)126 3252 A
(initialized)462 3420 A
3330 V
(05617)210 648 A
1068(*)S
(variables)378 1152 A
(are)126 1572 A
(also)168 1740 A
(declared)336 1950 A
(here,)210 2328 A
(since)210 2580 A
3420 V
(05618)210 648 A
1068(*)S
3510 V
(05619)210 648 A
1068(*)S
(extern)252 1152 A
(int)126 1446 A
1614(x)S
1698(=)S
1782(4;)S
3600 V
(05620)210 648 A
1068(*)S
3690 V
(05621)210 648 A
1068(*)S
1152(is)S
(not)126 1278 A
(allowed.)336 1446 A
1866(If)S
(such)168 1992 A
(variables)378 2202 A
(are)126 2622 A
(shared,)294 2790 A
(they)168 3126 A
(must)168 3336 A
(also)168 3546 A
3756(be)S
(declared)336 3882 A
3780 V
(05622)210 648 A
1068(*)S
1152(in)S
(one)126 1278 A
1446(of)S
(the)126 1572 A
(*.h)126 1740 A
(files)210 1908 A
(without)294 2160 A
(the)126 2496 A
(initialization.)630 2664 A
3870 V
(05623)210 648 A
1068(*/)S
3960 V
(05624)210 648 A
4050 V
(05625)210 648 A
(#define)294 1026 A
(_TABLE)252 1362 A
4140 V
(05626)210 648 A
4230 V
(05627)210 648 A
(#include)336 1026 A
("kernel.h")420 1404 A
4320 V
(05628)210 648 A
(#include)336 1026 A
(<termios.h>)462 1404 A
4410 V
(05629)210 648 A
(#include)336 1026 A
(<minix/com.h>)546 1404 A
4500 V
(05630)210 648 A
(#include)336 1026 A
("proc.h")336 1404 A
4590 V
(05631)210 648 A
(#include)336 1026 A
("tty.h")294 1404 A
4680 V
(05632)210 648 A
4770 V
(05633)210 648 A
1026(/*)S
(The)126 1152 A
(startup)294 1320 A
(routine)294 1656 A
1992(of)S
(each)168 2118 A
(task)168 2328 A
2538(is)S
(given)210 2664 A
(below,)252 2916 A
(from)168 3210 A
(-NR_TASKS)378 3420 A
(upwards.)336 3840 A
4860 V
(05634)210 648 A
1068(*)S
(The)126 1152 A
(order)210 1320 A
1572(of)S
(the)126 1698 A
(names)210 1866 A
(here)168 2118 A
(MUST)168 2328 A
(agree)210 2538 A
(with)168 2790 A
(the)126 3000 A
(numerical)378 3168 A
(values)252 3588 A
(assigned)336 3882 A
4260(to)S
4950 V
(05635)210 648 A
1068(*)S
(the)126 1152 A
(tasks)210 1320 A
1572(in)S
(<minix/com.h>.)588 1698 A
5040 V
(05636)210 648 A
1068(*/)S
5130 V
(05637)210 648 A
(#define)294 1026 A
(SMALL_STACK)462 1362 A
((128)168 2034 A
2244(*)S
(sizeof(char)462 2328 A
(*)))126 2832 A
5220 V
(05638)210 648 A
5310 V
(05639)210 648 A
(#define)294 1026 A
(TTY_STACK)378 1362 A
2034((3)S
2160(*)S
(SMALL_STACK))504 2244 A
5400 V
(05640)210 648 A
(#define)294 1026 A
(SYN_ALRM_STACK)588 1362 A
(SMALL_STACK)462 2034 A
5490 V
(05641)210 648 A
5580 V
(05642)210 648 A
(#define)294 1026 A
(DP8390_STACK)504 1362 A
((SMALL_STACK)504 2034 A
2580(*)S
(ENABLE_NETWORKING))756 2664 A
5670 V
(05643)210 648 A
5760 V
(05644)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(INTEL))252 1572 A
5850 V
(05645)210 648 A
(#define)294 1026 A
(IDLE_STACK)420 1362 A
(((3+3+4))336 2034 A
2412(*)S
(sizeof(char)462 2496 A
(*)))126 3000 A
3210(/*)S
3336(3)S
(intr,)210 3420 A
3672(3)S
(temps,)252 3756 A
4050(4)S
4134(db)S
4260(*/)S
5940 V
(05646)210 648 A
(#else)210 1026 A
6030 V
(05647)210 648 A
(#define)294 1026 A
(IDLE_STACK)420 1362 A
(SMALL_STACK)462 2034 A
6120 V
(05648)210 648 A
(#endif)252 1026 A
6210 V
(05649)210 648 A
8418 V
EP
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/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
2039(File:)S
(src/kernel/table.c)765 2272 A
12 B
4308(65)S
900 V
7 LST
(05650)210 648 A
(#define)294 1026 A
(PRINTER_STACK)546 1362 A
(SMALL_STACK)462 2034 A
990 V
(05651)210 648 A
1080 V
(05652)210 648 A
(#if)126 1026 A
((CHIP)210 1194 A
1446(==)S
(INTEL))252 1572 A
1170 V
(05653)210 648 A
(#define)294 1026 A
(WINCH_STACK)462 1362 A
2034((2)S
2160(*)S
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2748(*)S
(ENABLE_WINI))504 2832 A
1260 V
(05654)210 648 A
(#else)210 1026 A
1350 V
(05655)210 648 A
(#define)294 1026 A
(WINCH_STACK)462 1362 A
2034((3)S
2160(*)S
(SMALL_STACK)462 2244 A
2748(*)S
(ENABLE_WINI))504 2832 A
1440 V
(05656)210 648 A
(#endif)252 1026 A
1530 V
(05657)210 648 A
1620 V
(05658)210 648 A
(#if)126 1026 A
((MACHINE)336 1194 A
1572(==)S
(ATARI))252 1698 A
1710 V
(05659)210 648 A
(#define)294 1026 A
(SCSI_STACK)420 1362 A
2034((3)S
2160(*)S
(SMALL_STACK))504 2244 A
1800 V
(05660)210 648 A
(#endif)252 1026 A
1890 V
(05661)210 648 A
1980 V
(05662)210 648 A
(#if)126 1026 A
((MACHINE)336 1194 A
1572(==)S
(IBM_PC))294 1698 A
2070 V
(05663)210 648 A
(#define)294 1026 A
(SCSI_STACK)420 1362 A
2034((2)S
2160(*)S
(SMALL_STACK)462 2244 A
2748(*)S
(ENABLE_SCSI))504 2832 A
2160 V
(05664)210 648 A
(#endif)252 1026 A
2250 V
(05665)210 648 A
2340 V
(05666)210 648 A
(#define)294 1026 A
(CDROM_STACK)462 1362 A
2034((4)S
2160(*)S
(SMALL_STACK)462 2244 A
2748(*)S
(ENABLE_CDROM))546 2832 A
2430 V
(05667)210 648 A
(#define)294 1026 A
(AUDIO_STACK)462 1362 A
2034((4)S
2160(*)S
(SMALL_STACK)462 2244 A
2748(*)S
(ENABLE_AUDIO))546 2832 A
2520 V
(05668)210 648 A
(#define)294 1026 A
(MIXER_STACK)462 1362 A
2034((4)S
2160(*)S
(SMALL_STACK)462 2244 A
2748(*)S
(ENABLE_AUDIO))546 2832 A
2610 V
(05669)210 648 A
2700 V
(05670)210 648 A
(#define)294 1026 A
(FLOP_STACK)420 1362 A
2034((3)S
2160(*)S
(SMALL_STACK))504 2244 A
2790 V
(05671)210 648 A
(#define)294 1026 A
(MEM_STACK)378 1362 A
(SMALL_STACK)462 2034 A
2880 V
(05672)210 648 A
(#define)294 1026 A
(CLOCK_STACK)462 1362 A
(SMALL_STACK)462 2034 A
2970 V
(05673)210 648 A
(#define)294 1026 A
(SYS_STACK)378 1362 A
(SMALL_STACK)462 2034 A
3060 V
(05674)210 648 A
(#define)294 1026 A
(HARDWARE_STACK)588 1362 A
2034(0)S
2706(/*)S
(dummy)210 2832 A
(task,)210 3084 A
(uses)168 3336 A
(kernel)252 3546 A
(stack)210 3840 A
4092(*/)S
3150 V
(05675)210 648 A
3240 V
(05676)210 648 A
3330 V
(05677)210 648 A
(#define)294 1026 A
(TOT_STACK_SPACE)630 1362 A
((TTY_STACK)420 2370 A
2832(+)S
(DP8390_STACK)504 2916 A
3462(+)S
(SCSI_STACK)420 3546 A
4008(+)S
4092(\)S
3420 V
(05678)210 648 A
(SYN_ALRM_STACK)588 1362 A
1992(+)S
(IDLE_STACK)420 2076 A
2538(+)S
(HARDWARE_STACK)588 2622 A
3252(+)S
(PRINTER_STACK)546 3336 A
3924(+)S
4008(\)S
3510 V
(05679)210 648 A
(WINCH_STACK)462 1362 A
1866(+)S
(FLOP_STACK)420 1950 A
2412(+)S
(MEM_STACK)378 2496 A
2916(+)S
(CLOCK_STACK)462 3000 A
3504(+)S
(SYS_STACK)378 3588 A
4008(+)S
4092(\)S
3600 V
(05680)210 648 A
(CDROM_STACK)462 1362 A
1866(+)S
(AUDIO_STACK)462 1950 A
2454(+)S
(MIXER_STACK))504 2538 A
3690 V
(05681)210 648 A
3780 V
(05682)210 648 A
3870 V
(05683)210 648 A
1026(/*)S
(SCSI,)210 1152 A
(CDROM)210 1404 A
(and)126 1656 A
(AUDIO)210 1824 A
(may)126 2076 A
2244(in)S
(the)126 2370 A
(future)252 2538 A
(have)168 2832 A
(different)378 3042 A
(choices)294 3462 A
(like)168 3798 A
3960 V
(05684)210 648 A
1068(*)S
(WINCHESTER,)462 1152 A
(but)126 1656 A
(for)126 1824 A
(now)126 1992 A
(the)126 2160 A
(choice)252 2328 A
2622(is)S
(fixed.)252 2748 A
4050 V
(05685)210 648 A
1068(*/)S
4140 V
(05686)210 648 A
(#define)294 1026 A
(scsi_task)378 1362 A
(aha_scsi_task)546 2034 A
4230 V
(05687)210 648 A
(#define)294 1026 A
(cdrom_task)420 1362 A
(mcd_task)336 2034 A
4320 V
(05688)210 648 A
(#define)294 1026 A
(audio_task)420 1362 A
(dsp_task)336 2034 A
4410 V
(05689)210 648 A
4500 V
(05690)210 648 A
4590 V
(05691)210 648 A
1026(/*)S
4680 V
(05692)210 648 A
1068(*)S
(Some)168 1152 A
(notes)210 1362 A
(about)210 1614 A
(the)126 1866 A
(following)378 2034 A
(table:)252 2454 A
4770 V
(05693)210 648 A
1068(*)S
1194(1))S
(The)126 1320 A
(tty_task)336 1488 A
(should)252 1866 A
(always)252 2160 A
2454(be)S
(first)210 2580 A
2832(so)S
(that)168 2958 A
(other)210 3168 A
(tasks)210 3420 A
(can)126 3672 A
(use)126 3840 A
(printf)252 4008 A
4860 V
(05694)210 648 A
1068(*)S
1320(if)S
(their)210 1446 A
(initialisation)588 1698 A
(has)126 2328 A
(problems.)378 2496 A
4950 V
(05695)210 648 A
1068(*)S
1194(2))S
1320(If)S
(you)126 1446 A
(add)126 1614 A
1782(a)S
(new)126 1866 A
(kernel)252 2034 A
(task,)210 2328 A
(add)126 2580 A
2748(it)S
(before)252 2874 A
(the)126 3168 A
(printer)294 3336 A
(task.)210 3672 A
5040 V
(05696)210 648 A
1068(*)S
1194(3))S
(The)126 1320 A
(task)168 1488 A
(name)168 1698 A
1908(is)S
(used)168 2034 A
(for)126 2244 A
(the)126 2412 A
(process)294 2580 A
(name)168 2916 A
((p_name).)378 3126 A
5130 V
(05697)210 648 A
1068(*/)S
5220 V
(05698)210 648 A
5310 V
(05699)210 648 A
(PUBLIC)252 1026 A
(struct)252 1320 A
(tasktab)294 1614 A
(tasktab[])378 1950 A
2370(=)S
2454({)S
5400 V
(05700)210 648 A
1362({)S
(tty_task,)378 1446 A
(TTY_STACK,)420 2370 A
("TTY")210 3042 A
3714(},)S
5490 V
(05701)210 648 A
(#if)126 1026 A
(ENABLE_NETWORKING)714 1194 A
5580 V
(05702)210 648 A
1362({)S
(dp8390_task,)504 1446 A
(DP8390_STACK,)546 2370 A
("DP8390")336 3042 A
3714(},)S
5670 V
(05703)210 648 A
(#endif)252 1026 A
5760 V
(05704)210 648 A
(#if)126 1026 A
(ENABLE_CDROM)504 1194 A
5850 V
(05705)210 648 A
1362({)S
(cdrom_task,)462 1446 A
(CDROM_STACK,)504 2370 A
("CDROM")294 3042 A
3714(},)S
5940 V
(05706)210 648 A
(#endif)252 1026 A
6030 V
(05707)210 648 A
(#if)126 1026 A
(ENABLE_AUDIO)504 1194 A
6120 V
(05708)210 648 A
1362({)S
(audio_task,)462 1446 A
(AUDIO_STACK,)504 2370 A
("AUDIO")294 3042 A
3714(},)S
6210 V
(05709)210 648 A
1362({)S
(mixer_task,)462 1446 A
(MIXER_STACK,)504 2370 A
("MIXER")294 3042 A
3714(},)S
8418 V
EP
%%Page: 66 66
BP
/slant 0 def
/height 0 def
630 V
12 B
648(66)S
11 R
2039(File:)S
(src/kernel/table.c)765 2272 A
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(05710)210 648 A
(#endif)252 1026 A
990 V
(05711)210 648 A
(#if)126 1026 A
(ENABLE_SCSI)462 1194 A
1080 V
(05712)210 648 A
1362({)S
(scsi_task,)420 1446 A
(SCSI_STACK,)462 2370 A
("SCSI")252 3042 A
3714(},)S
1170 V
(05713)210 648 A
(#endif)252 1026 A
1260 V
(05714)210 648 A
(#if)126 1026 A
(ENABLE_WINI)462 1194 A
1350 V
(05715)210 648 A
1362({)S
(winchester_task,)672 1446 A
(WINCH_STACK,)504 2370 A
("WINCH")294 3042 A
3714(},)S
1440 V
(05716)210 648 A
(#endif)252 1026 A
1530 V
(05717)210 648 A
1362({)S
(syn_alrm_task,)588 1446 A
(SYN_ALRM_STACK,)630 2370 A
("SYN_AL")336 3042 A
3714(},)S
1620 V
(05718)210 648 A
1362({)S
(idle_task,)420 1446 A
(IDLE_STACK,)462 2370 A
("IDLE")252 3042 A
3714(},)S
1710 V
(05719)210 648 A
1362({)S
(printer_task,)546 1446 A
(PRINTER_STACK,)588 2370 A
("PRINTER")378 3042 A
3714(},)S
1800 V
(05720)210 648 A
1362({)S
(floppy_task,)504 1446 A
(FLOP_STACK,)462 2370 A
("FLOPPY")336 3042 A
3714(},)S
1890 V
(05721)210 648 A
1362({)S
(mem_task,)378 1446 A
(MEM_STACK,)420 2370 A
("MEMORY")336 3042 A
3714(},)S
1980 V
(05722)210 648 A
1362({)S
(clock_task,)462 1446 A
(CLOCK_STACK,)504 2370 A
("CLOCK")294 3042 A
3714(},)S
2070 V
(05723)210 648 A
1362({)S
(sys_task,)378 1446 A
(SYS_STACK,)420 2370 A
("SYS")210 3042 A
3714(},)S
2160 V
(05724)210 648 A
1362({)S
1446(0,)S
(HARDWARE_STACK,)630 2370 A
("HARDWAR")378 3042 A
3714(},)S
2250 V
(05725)210 648 A
1362({)S
1446(0,)S
2370(0,)S
("MM")168 3042 A
3714(},)S
2340 V
(05726)210 648 A
1362({)S
1446(0,)S
2370(0,)S
("FS")168 3042 A
3714(},)S
2430 V
(05727)210 648 A
(#if)126 1026 A
(ENABLE_NETWORKING)714 1194 A
2520 V
(05728)210 648 A
1362({)S
1446(0,)S
2370(0,)S
("INET")252 3042 A
3714(},)S
2610 V
(05729)210 648 A
(#endif)252 1026 A
2700 V
(05730)210 648 A
1362({)S
1446(0,)S
2370(0,)S
("INIT")252 3042 A
3714(},)S
2790 V
(05731)210 648 A
1026(};)S
2880 V
(05732)210 648 A
2970 V
(05733)210 648 A
1026(/*)S
(Stack)210 1152 A
(space)210 1404 A
(for)126 1656 A
(all)126 1824 A
(the)126 1992 A
(task)168 2160 A
(stacks.)294 2370 A
((Declared)378 2748 A
3168(as)S
((char)210 3294 A
3546(*))S
3672(to)S
(align)210 3798 A
(it.))168 4050 A
4260(*/)S
3060 V
(05734)210 648 A
(PUBLIC)252 1026 A
(char)168 1320 A
(*t_stack[TOT_STACK_SPACE)1008 1530 A
2580(/)S
(sizeof(char)462 2664 A
(*)];)168 3168 A
3150 V
(05735)210 648 A
3240 V
(05736)210 648 A
1026(/*)S
3330 V
(05737)210 648 A
1068(*)S
(The)126 1152 A
(number)252 1320 A
1614(of)S
(kernel)252 1740 A
(tasks)210 2034 A
(must)168 2286 A
2496(be)S
(the)126 2622 A
(same)168 2790 A
3000(as)S
(NR_TASKS.)378 3126 A
3420 V
(05738)210 648 A
1068(*)S
1152(If)S
(NR_TASKS)336 1278 A
1656(is)S
(not)126 1782 A
(correct)294 1950 A
(then)168 2286 A
(you)126 2496 A
(will)168 2664 A
(get)126 2874 A
(the)126 3042 A
(compile)294 3210 A
(error:)252 3546 A
3510 V
(05739)210 648 A
1068(*)S
("array)252 1236 A
(size)168 1530 A
1740(is)S
(negative")378 1866 A
3600 V
(05740)210 648 A
1068(*/)S
3690 V
(05741)210 648 A
3780 V
(05742)210 648 A
(#define)294 1026 A
(NKT)126 1362 A
((sizeof)294 1530 A
(tasktab)294 1866 A
2202(/)S
(sizeof)252 2286 A
((struct)294 2580 A
(tasktab))336 2916 A
3294(-)S
((INIT_PROC_NR)546 3378 A
3966(+)S
(1)))126 4050 A
3870 V
(05743)210 648 A
3960 V
(05744)210 648 A
(extern)252 1026 A
(int)126 1320 A
(dummy_tasktab_check[NR_TASKS)1176 1488 A
2706(==)S
(NKT)126 2832 A
3000(?)S
3084(1)S
3168(:)S
(-1];)168 3252 A
4590 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4680 V
(src/kernel/mpx.s)672 2034 A
4770 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4950 V
(05800)210 648 A
1026(#)S
5040 V
(05801)210 648 A
1026(!)S
(Chooses)294 1110 A
(between)294 1446 A
(the)126 1782 A
(8086)168 1950 A
(and)126 2160 A
(386)126 2328 A
(versions)336 2496 A
2874(of)S
(the)126 3000 A
(Minix)210 3168 A
(startup)294 3420 A
(code.)210 3756 A
5130 V
(05802)210 648 A
5220 V
(05803)210 648 A
(#include)336 1026 A
(<minix/config.h>)672 1404 A
5310 V
(05804)210 648 A
(#if)126 1026 A
(_WORD_SIZE)420 1194 A
1656(==)S
1782(2)S
5400 V
(05805)210 648 A
(#include)336 1026 A
("mpx88.s")378 1404 A
5490 V
(05806)210 648 A
(#else)210 1026 A
5580 V
(05807)210 648 A
(#include)336 1026 A
("mpx386.s")420 1404 A
5670 V
(05808)210 648 A
(#endif)252 1026 A
8418 V
EP
%%Page: 67 67
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
12 B
4308(67)S
990 V
7 LST
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1080 V
(src/kernel/mpx386.s)798 2034 A
1170 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1350 V
(05900)210 648 A
1026(#)S
1440 V
(05901)210 648 A
1026(!)S
(This)168 1110 A
(file)168 1320 A
(contains)336 1530 A
(the)126 1908 A
(assembler)378 2076 A
(startup)294 2496 A
(code)168 2832 A
(for)126 3042 A
(Minix)210 3210 A
(and)126 3462 A
(the)126 3630 A
(32-bit)252 3798 A
1530 V
(05902)210 648 A
1026(!)S
(interrupt)378 1110 A
(handlers.)378 1530 A
1992(It)S
(cooperates)420 2118 A
(with)168 2580 A
(start.c)294 2790 A
3126(to)S
(set)126 3252 A
3420(up)S
3546(a)S
(good)168 3630 A
1620 V
(05903)210 648 A
1026(!)S
(environment)462 1110 A
(for)126 1614 A
(main().)294 1782 A
1710 V
(05904)210 648 A
1800 V
(05905)210 648 A
1026(!)S
(This)168 1110 A
(file)168 1320 A
1530(is)S
(part)168 1656 A
1866(of)S
(the)126 1992 A
(lowest)252 2160 A
(layer)210 2454 A
2706(of)S
(the)126 2832 A
(MINIX)210 3000 A
(kernel.)294 3252 A
(The)126 3630 A
(other)210 3798 A
(part)168 4050 A
1890 V
(05906)210 648 A
1026(!)S
1110(is)S
("proc.c".)378 1236 A
(The)126 1698 A
(lowest)252 1866 A
(layer)210 2160 A
(does)168 2412 A
(process)294 2622 A
(switching)378 2958 A
(and)126 3378 A
(message)294 3546 A
(handling.)378 3882 A
1980 V
(05907)210 648 A
2070 V
(05908)210 648 A
1026(!)S
(Every)210 1110 A
(transition)420 1362 A
1824(to)S
(the)126 1950 A
(kernel)252 2118 A
(goes)168 2412 A
(through)294 2622 A
(this)168 2958 A
(file.)210 3168 A
(Transitions)462 3462 A
(are)126 3966 A
2160 V
(05909)210 648 A
1026(!)S
(caused)252 1110 A
1404(by)S
(sending/receiving)714 1530 A
(messages)336 2286 A
(and)126 2664 A
2832(by)S
(most)168 2958 A
(interrupts.)462 3168 A
((RS232)252 3714 A
2250 V
(05910)210 648 A
1026(!)S
(interrupts)420 1110 A
(may)126 1572 A
1740(be)S
(handled)294 1866 A
2202(in)S
(the)126 2328 A
(file)168 2496 A
("rs2.s")294 2706 A
(and)126 3042 A
(then)168 3210 A
(they)168 3420 A
(rarely)252 3630 A
(enter)210 3924 A
2340 V
(05911)210 648 A
1026(!)S
(the)126 1110 A
(kernel.))336 1278 A
2430 V
(05912)210 648 A
2520 V
(05913)210 648 A
1026(!)S
(Transitions)462 1110 A
1614(to)S
(the)126 1740 A
(kernel)252 1908 A
(may)126 2202 A
2370(be)S
(nested.)294 2496 A
(The)126 2874 A
(initial)294 3042 A
(entry)210 3378 A
(may)126 3630 A
3798(be)S
(with)168 3924 A
4134(a)S
2610 V
(05914)210 648 A
1026(!)S
(system)252 1110 A
(call,)210 1404 A
(exception)378 1656 A
2076(or)S
(hardware)336 2202 A
(interrupt;)420 2580 A
(reentries)378 3042 A
(may)126 3462 A
(only)168 3630 A
3840(be)S
(made)168 3966 A
2700 V
(05915)210 648 A
1026(!)S
1110(by)S
(hardware)336 1236 A
(interrupts.)462 1614 A
(The)126 2160 A
(count)210 2328 A
2580(of)S
(reentries)378 2706 A
3126(is)S
(kept)168 3252 A
3462(in)S
("k_reenter".)504 3588 A
2790 V
(05916)210 648 A
1026(!)S
1110(It)S
1236(is)S
(important)378 1362 A
(for)126 1782 A
(deciding)336 1950 A
(whether)294 2328 A
2664(to)S
(switch)252 2790 A
3084(to)S
(the)126 3210 A
(kernel)252 3378 A
(stack)210 3672 A
(and)126 3924 A
2880 V
(05917)210 648 A
1026(!)S
(for)126 1110 A
(protecting)420 1278 A
(the)126 1740 A
(message)294 1908 A
(passing)294 2244 A
(code)168 2580 A
2790(in)S
("proc.c".)378 2916 A
2970 V
(05918)210 648 A
3060 V
(05919)210 648 A
1026(!)S
(For)126 1110 A
(the)126 1278 A
(message)294 1446 A
(passing)294 1782 A
(trap,)210 2118 A
(most)168 2370 A
2580(of)S
(the)126 2706 A
(machine)294 2874 A
(state)210 3210 A
3462(is)S
(saved)210 3588 A
3840(in)S
(the)126 3966 A
3150 V
(05920)210 648 A
1026(!)S
(proc)168 1110 A
(table.)252 1320 A
((Some)210 1656 A
1908(of)S
(the)126 2034 A
(registers)378 2202 A
(need)168 2622 A
(not)126 2832 A
3000(be)S
(saved.))294 3126 A
(Then)168 3504 A
(the)126 3714 A
(stack)210 3882 A
4134(is)S
3240 V
(05921)210 648 A
1026(!)S
(switched)336 1110 A
1488(to)S
("k_stack",)420 1614 A
(and)126 2076 A
(interrupts)420 2244 A
(are)126 2706 A
(reenabled.)420 2874 A
(Finally,)336 3378 A
(the)126 3756 A
(system)252 3924 A
3330 V
(05922)210 648 A
1026(!)S
(call)168 1110 A
(handler)294 1320 A
((in)126 1656 A
1824(C))S
1950(is)S
(called.)294 2076 A
(When)168 2454 A
2664(it)S
(returns,)336 2790 A
(interrupts)420 3168 A
(are)126 3630 A
(disabled)336 3798 A
3420 V
(05923)210 648 A
1026(!)S
(again)210 1110 A
(and)126 1362 A
(the)126 1530 A
(code)168 1698 A
(falls)210 1908 A
(into)168 2160 A
(the)126 2370 A
(restart)294 2538 A
(routine,)336 2874 A
3252(to)S
(finish)252 3378 A
(off)126 3672 A
(held-up)294 3840 A
3510 V
(05924)210 648 A
1026(!)S
(interrupts)420 1110 A
(and)126 1572 A
(run)126 1740 A
(the)126 1908 A
(process)294 2076 A
2412(or)S
(task)168 2538 A
(whose)210 2748 A
(pointer)294 3000 A
3336(is)S
3462(in)S
("proc_ptr".)462 3588 A
3600 V
(05925)210 648 A
3690 V
(05926)210 648 A
1026(!)S
(Hardware)336 1110 A
(interrupt)378 1488 A
(handlers)336 1908 A
2286(do)S
(the)126 2412 A
(same,)210 2580 A
(except)252 2832 A
((1))126 3168 A
(The)126 3336 A
(entire)252 3504 A
(state)210 3798 A
(must)168 4050 A
3780 V
(05927)210 648 A
1026(!)S
1110(be)S
(saved.)252 1236 A
((2))126 1572 A
(There)210 1740 A
(are)126 1992 A
(too)126 2160 A
(many)168 2328 A
(handlers)336 2538 A
2916(to)S
3042(do)S
(this)168 3168 A
(inline,)294 3378 A
3714(so)S
(the)126 3840 A
(save)168 4008 A
3870 V
(05928)210 648 A
1026(!)S
(routine)294 1110 A
1446(is)S
(called.)294 1572 A
1950(A)S
(few)126 2034 A
(cycles)252 2202 A
(are)126 2496 A
(saved)210 2664 A
2916(by)S
(pushing)294 3042 A
(the)126 3378 A
(address)294 3546 A
3882(of)S
(the)126 4008 A
3960 V
(05929)210 648 A
1026(!)S
(appropiate)420 1110 A
(restart)294 1572 A
(routine)294 1908 A
(for)126 2244 A
2412(a)S
(return)252 2496 A
(later.)252 2790 A
((3))126 3126 A
3294(A)S
(stack)210 3378 A
(switch)252 3630 A
3924(is)S
4050 V
(05930)210 648 A
1026(!)S
(avoided)294 1110 A
(when)168 1446 A
(the)126 1656 A
(stack)210 1824 A
2076(is)S
(already)294 2202 A
(switched.)378 2538 A
((4))126 3000 A
(The)126 3168 A
((master))336 3336 A
(8259)168 3714 A
(interrupt)378 3924 A
4140 V
(05931)210 648 A
1026(!)S
(controller)420 1110 A
1572(is)S
(reenabled)378 1698 A
(centrally)378 2118 A
2538(in)S
(save().)294 2664 A
((5))126 3042 A
(Each)168 3210 A
(interrupt)378 3420 A
(handler)294 3840 A
4230 V
(05932)210 648 A
1026(!)S
(masks)210 1110 A
(its)126 1362 A
(interrupt)378 1530 A
(line)168 1950 A
(using)210 2160 A
(the)126 2412 A
(8259)168 2580 A
(before)252 2790 A
(enabling)336 3084 A
((other)252 3462 A
(unmasked))378 3756 A
4320 V
(05933)210 648 A
1026(!)S
(interrupts,)462 1110 A
(and)126 1614 A
(unmasks)294 1782 A
2118(it)S
(after)210 2244 A
(servicing)378 2496 A
(the)126 2916 A
(interrupt.)420 3084 A
(This)168 3588 A
(limits)252 3798 A
(the)126 4092 A
4410 V
(05934)210 648 A
1026(!)S
(nest)168 1110 A
(level)210 1320 A
1572(to)S
(the)126 1698 A
(number)252 1866 A
2160(of)S
(lines)210 2286 A
(and)126 2538 A
(protects)336 2706 A
(the)126 3084 A
(handler)294 3252 A
(from)168 3588 A
(itself.)294 3798 A
4500 V
(05935)210 648 A
4590 V
(05936)210 648 A
1026(!)S
(For)126 1110 A
(communication)546 1278 A
(with)168 1866 A
(the)126 2076 A
(boot)168 2244 A
(monitor)294 2454 A
2790(at)S
(startup)294 2916 A
(time)168 3252 A
(some)168 3462 A
(constant)336 3672 A
4680 V
(05937)210 648 A
1026(!)S
(data)168 1110 A
(are)126 1320 A
(compiled)336 1488 A
(into)168 1866 A
(the)126 2076 A
(beginning)378 2244 A
2664(of)S
(the)126 2790 A
(text)168 2958 A
(segment.)336 3168 A
(This)168 3546 A
(facilitates)462 3756 A
4770 V
(05938)210 648 A
1026(!)S
(reading)294 1110 A
(the)126 1446 A
(data)168 1614 A
1824(at)S
(the)126 1950 A
(start)210 2118 A
2370(of)S
(the)126 2496 A
(boot)168 2664 A
(process,)336 2874 A
(since)210 3252 A
(only)168 3504 A
(the)126 3714 A
(first)210 3882 A
4860 V
(05939)210 648 A
1026(!)S
(sector)252 1110 A
1404(of)S
(the)126 1530 A
(file)168 1698 A
(needs)210 1908 A
2160(to)S
2286(be)S
(read.)210 2412 A
4950 V
(05940)210 648 A
5040 V
(05941)210 648 A
1026(!)S
(Some)168 1110 A
(data)168 1320 A
(storage)294 1530 A
1866(is)S
(also)168 1992 A
(allocated)378 2202 A
2622(at)S
(the)126 2748 A
(end)126 2916 A
3084(of)S
(this)168 3210 A
(file.)210 3420 A
(This)168 3672 A
(data)168 3882 A
5130 V
(05942)210 648 A
1026(!)S
(will)168 1110 A
1320(be)S
1446(at)S
(the)126 1572 A
(start)210 1740 A
1992(of)S
(the)126 2118 A
(data)168 2286 A
(segment)294 2496 A
2832(of)S
(the)126 2958 A
(kernel)252 3126 A
(and)126 3420 A
(will)168 3588 A
3798(be)S
(read)168 3924 A
5220 V
(05943)210 648 A
1026(!)S
(and)126 1110 A
(modified)336 1278 A
1656(by)S
(the)126 1782 A
(boot)168 1950 A
(monitor)294 2160 A
(before)252 2496 A
(the)126 2790 A
(kernel)252 2958 A
(starts.)294 3252 A
5310 V
(05944)210 648 A
5400 V
(05945)210 648 A
1026(!)S
(sections)336 1110 A
5490 V
(05946)210 648 A
5580 V
(05947)210 648 A
(.sect)210 1026 A
(.text)210 1278 A
5670 V
(05948)210 648 A
(begtext:)336 1026 A
5760 V
(05949)210 648 A
(.sect)210 1026 A
(.rom)168 1278 A
5850 V
(05950)210 648 A
(begrom:)294 1026 A
5940 V
(05951)210 648 A
(.sect)210 1026 A
(.data)210 1278 A
6030 V
(05952)210 648 A
(begdata:)336 1026 A
6120 V
(05953)210 648 A
(.sect)210 1026 A
(.bss)168 1278 A
6210 V
(05954)210 648 A
(begbss:)294 1026 A
8418 V
EP
%%Page: 68 68
BP
/slant 0 def
/height 0 def
630 V
12 B
648(68)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(05955)210 648 A
990 V
(05956)210 648 A
(#include)336 1026 A
(<minix/config.h>)672 1404 A
1080 V
(05957)210 648 A
(#include)336 1026 A
(<minix/const.h>)630 1404 A
1170 V
(05958)210 648 A
(#include)336 1026 A
(<minix/com.h>)546 1404 A
1260 V
(05959)210 648 A
(#include)336 1026 A
("const.h")378 1404 A
1350 V
(05960)210 648 A
(#include)336 1026 A
("protect.h")462 1404 A
1440 V
(05961)210 648 A
(#include)336 1026 A
("sconst.h")420 1404 A
1530 V
(05962)210 648 A
1620 V
(05963)210 648 A
1026(/*)S
(Selected)336 1152 A
(386)126 1530 A
(tss)126 1698 A
(offsets.)336 1866 A
2244(*/)S
1710 V
(05964)210 648 A
(#define)294 1026 A
(TSS3_S_SP0)420 1362 A
2034(4)S
1800 V
(05965)210 648 A
1890 V
(05966)210 648 A
1026(!)S
(Exported)336 1110 A
(functions)378 1488 A
1980 V
(05967)210 648 A
1026(!)S
(Note:)210 1110 A
1362(in)S
(assembly)336 1488 A
(language)336 1866 A
(the)126 2244 A
(.define)294 2412 A
(statement)378 2748 A
(applied)294 3168 A
3504(to)S
3630(a)S
(function)336 3714 A
(name)168 4092 A
2070 V
(05968)210 648 A
1026(!)S
1110(is)S
(loosely)294 1236 A
(equivalent)420 1572 A
2034(to)S
2160(a)S
(prototype)378 2244 A
2664(in)S
2790(C)S
(code)168 2874 A
3084(--)S
3210(it)S
(makes)210 3336 A
3588(it)S
(possible)336 3714 A
4092(to)S
2160 V
(05969)210 648 A
1026(!)S
(link)168 1110 A
1320(to)S
1446(an)S
(entity)252 1572 A
(declared)336 1866 A
2244(in)S
(the)126 2370 A
(assembly)336 2538 A
(code)168 2916 A
(but)126 3126 A
(does)168 3294 A
(not)126 3504 A
(create)252 3672 A
2250 V
(05970)210 648 A
1026(!)S
(the)126 1110 A
(entity.)294 1278 A
2340 V
(05971)210 648 A
2430 V
(05972)210 648 A
(.define)294 1026 A
(_idle_task)420 1362 A
2520 V
(05973)210 648 A
(.define)294 1026 A
(_restart)336 1362 A
2610 V
(05974)210 648 A
(.define)294 1026 A
(save)168 1362 A
2700 V
(05975)210 648 A
2790 V
(05976)210 648 A
(.define)294 1026 A
(_divide_error)546 1362 A
2880 V
(05977)210 648 A
(.define)294 1026 A
(_single_step_exception)924 1362 A
2970 V
(05978)210 648 A
(.define)294 1026 A
(_nmi)168 1362 A
3060 V
(05979)210 648 A
(.define)294 1026 A
(_breakpoint_exception)882 1362 A
3150 V
(05980)210 648 A
(.define)294 1026 A
(_overflow)378 1362 A
3240 V
(05981)210 648 A
(.define)294 1026 A
(_bounds_check)546 1362 A
3330 V
(05982)210 648 A
(.define)294 1026 A
(_inval_opcode)546 1362 A
3420 V
(05983)210 648 A
(.define)294 1026 A
(_copr_not_available)798 1362 A
3510 V
(05984)210 648 A
(.define)294 1026 A
(_double_fault)546 1362 A
3600 V
(05985)210 648 A
(.define)294 1026 A
(_copr_seg_overrun)714 1362 A
3690 V
(05986)210 648 A
(.define)294 1026 A
(_inval_tss)420 1362 A
3780 V
(05987)210 648 A
(.define)294 1026 A
(_segment_not_present)840 1362 A
3870 V
(05988)210 648 A
(.define)294 1026 A
(_stack_exception)672 1362 A
3960 V
(05989)210 648 A
(.define)294 1026 A
(_general_protection)798 1362 A
4050 V
(05990)210 648 A
(.define)294 1026 A
(_page_fault)462 1362 A
4140 V
(05991)210 648 A
(.define)294 1026 A
(_copr_error)462 1362 A
4230 V
(05992)210 648 A
4320 V
(05993)210 648 A
(.define)294 1026 A
(_hwint00)336 1362 A
2034(!)S
(handlers)336 2118 A
(for)126 2496 A
(hardware)336 2664 A
(interrupts)420 3042 A
4410 V
(05994)210 648 A
(.define)294 1026 A
(_hwint01)336 1362 A
4500 V
(05995)210 648 A
(.define)294 1026 A
(_hwint02)336 1362 A
4590 V
(05996)210 648 A
(.define)294 1026 A
(_hwint03)336 1362 A
4680 V
(05997)210 648 A
(.define)294 1026 A
(_hwint04)336 1362 A
4770 V
(05998)210 648 A
(.define)294 1026 A
(_hwint05)336 1362 A
4860 V
(05999)210 648 A
(.define)294 1026 A
(_hwint06)336 1362 A
4950 V
(06000)210 648 A
(.define)294 1026 A
(_hwint07)336 1362 A
5040 V
(06001)210 648 A
(.define)294 1026 A
(_hwint08)336 1362 A
5130 V
(06002)210 648 A
(.define)294 1026 A
(_hwint09)336 1362 A
5220 V
(06003)210 648 A
(.define)294 1026 A
(_hwint10)336 1362 A
5310 V
(06004)210 648 A
(.define)294 1026 A
(_hwint11)336 1362 A
5400 V
(06005)210 648 A
(.define)294 1026 A
(_hwint12)336 1362 A
5490 V
(06006)210 648 A
(.define)294 1026 A
(_hwint13)336 1362 A
5580 V
(06007)210 648 A
(.define)294 1026 A
(_hwint14)336 1362 A
5670 V
(06008)210 648 A
(.define)294 1026 A
(_hwint15)336 1362 A
5760 V
(06009)210 648 A
5850 V
(06010)210 648 A
(.define)294 1026 A
(_s_call)294 1362 A
5940 V
(06011)210 648 A
(.define)294 1026 A
(_p_s_call)378 1362 A
6030 V
(06012)210 648 A
(.define)294 1026 A
(_level0_call)504 1362 A
6120 V
(06013)210 648 A
6210 V
(06014)210 648 A
1026(!)S
(Imported)336 1110 A
(functions.)420 1488 A
8418 V
EP
%%Page: 69 69
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
12 B
4308(69)S
900 V
7 LST
(06015)210 648 A
990 V
(06016)210 648 A
(.extern)294 1026 A
(_cstart)294 1362 A
1080 V
(06017)210 648 A
(.extern)294 1026 A
(_main)210 1362 A
1170 V
(06018)210 648 A
(.extern)294 1026 A
(_exception)420 1362 A
1260 V
(06019)210 648 A
(.extern)294 1026 A
(_interrupt)420 1362 A
1350 V
(06020)210 648 A
(.extern)294 1026 A
(_sys_call)378 1362 A
1440 V
(06021)210 648 A
(.extern)294 1026 A
(_unhold)294 1362 A
1530 V
(06022)210 648 A
1620 V
(06023)210 648 A
1026(!)S
(Exported)336 1110 A
(variables.)420 1488 A
1710 V
(06024)210 648 A
1026(!)S
(Note:)210 1110 A
(when)168 1362 A
(used)168 1572 A
(with)168 1782 A
1992(a)S
(variable)336 2076 A
(the)126 2454 A
(.define)294 2622 A
(does)168 2958 A
(not)126 3168 A
(reserve)294 3336 A
(storage,)336 3672 A
1800 V
(06025)210 648 A
1026(!)S
1110(it)S
(makes)210 1236 A
(the)126 1488 A
(name)168 1656 A
(externally)420 1866 A
(visible)294 2328 A
2664(so)S
2790(it)S
(may)126 2916 A
3084(be)S
(linked)252 3210 A
(to.)126 3504 A
1890 V
(06026)210 648 A
1980 V
(06027)210 648 A
(.define)294 1026 A
(begbss)252 1362 A
2070 V
(06028)210 648 A
(.define)294 1026 A
(begdata)294 1362 A
2160 V
(06029)210 648 A
(.define)294 1026 A
(_sizes)252 1362 A
2250 V
(06030)210 648 A
2340 V
(06031)210 648 A
1026(!)S
(Imported)336 1110 A
(variables.)420 1488 A
2430 V
(06032)210 648 A
2520 V
(06033)210 648 A
(.extern)294 1026 A
(_gdt)168 1362 A
2610 V
(06034)210 648 A
(.extern)294 1026 A
(_code_base)420 1362 A
2700 V
(06035)210 648 A
(.extern)294 1026 A
(_data_base)420 1362 A
2790 V
(06036)210 648 A
(.extern)294 1026 A
(_held_head)420 1362 A
2880 V
(06037)210 648 A
(.extern)294 1026 A
(_k_reenter)420 1362 A
2970 V
(06038)210 648 A
(.extern)294 1026 A
(_pc_at)252 1362 A
3060 V
(06039)210 648 A
(.extern)294 1026 A
(_proc_ptr)378 1362 A
3150 V
(06040)210 648 A
(.extern)294 1026 A
(_ps_mca)294 1362 A
3240 V
(06041)210 648 A
(.extern)294 1026 A
(_tss)168 1362 A
3330 V
(06042)210 648 A
(.extern)294 1026 A
(_level0_func)504 1362 A
3420 V
(06043)210 648 A
(.extern)294 1026 A
(_mon_sp)294 1362 A
3510 V
(06044)210 648 A
(.extern)294 1026 A
(_mon_return)462 1362 A
3600 V
(06045)210 648 A
(.extern)294 1026 A
(_reboot_code)504 1362 A
3690 V
(06046)210 648 A
3780 V
(06047)210 648 A
(.sect)210 1026 A
(.text)210 1278 A
3870 V
(06048)210 648 A
(!*===========================================================================*)3276 1026 A
3960 V
(06049)210 648 A
1026(!*)S
(MINIX)210 2370 A
4260(*)S
4050 V
(06050)210 648 A
(!*===========================================================================*)3276 1026 A
4140 V
(06051)210 648 A
(MINIX:)252 1026 A
2370(!)S
(this)168 2454 A
2664(is)S
(the)126 2790 A
(entry)210 2958 A
(point)210 3210 A
(for)126 3462 A
(the)126 3630 A
(MINIX)210 3798 A
(kernel)252 4050 A
4230 V
(06052)210 648 A
(jmp)126 1362 A
(over_flags)420 1698 A
2370(!)S
(skip)168 2454 A
(over)168 2664 A
(the)126 2874 A
(next)168 3042 A
(few)126 3252 A
(bytes)210 3420 A
4320 V
(06053)210 648 A
(.data2)252 1362 A
(CLICK_SHIFT)462 1698 A
2370(!)S
(for)126 2454 A
(the)126 2622 A
(monitor:)336 2790 A
(memory)252 3168 A
(granularity)462 3462 A
4410 V
(06054)210 648 A
(flags:)252 1026 A
4500 V
(06055)210 648 A
(.data2)252 1362 A
(0x002D)252 1698 A
2370(!)S
(boot)168 2454 A
(monitor)294 2664 A
(flags:)252 3000 A
4590 V
(06056)210 648 A
2370(!)S
(call)168 2706 A
2916(in)S
(386)126 3042 A
(mode,)210 3210 A
(make)168 3462 A
(stack,)252 3672 A
4680 V
(06057)210 648 A
2370(!)S
(load)168 2706 A
(high,)210 2916 A
(will)168 3168 A
(return)252 3378 A
4770 V
(06058)210 648 A
(nop)126 1362 A
2370(!)S
(extra)210 2454 A
(byte)168 2706 A
2916(to)S
(sync)168 3042 A
3252(up)S
(disassembler)504 3378 A
4860 V
(06059)210 648 A
(over_flags:)462 1026 A
4950 V
(06060)210 648 A
5040 V
(06061)210 648 A
1026(!)S
(Set)126 1110 A
1278(up)S
1404(a)S
1488(C)S
(stack)210 1572 A
(frame)210 1824 A
2076(on)S
(the)126 2202 A
(monitor)294 2370 A
(stack.)252 2706 A
((The)168 3042 A
(monitor)294 3252 A
(sets)168 3588 A
3798(cs)S
(and)126 3924 A
4092(ds)S
5130 V
(06062)210 648 A
1026(!)S
(right.)252 1110 A
(The)126 1446 A
1614(ss)S
(descriptor)420 1740 A
(still)210 2202 A
(references)420 2454 A
(the)126 2916 A
(monitor)294 3084 A
(data)168 3420 A
(segment.))378 3630 A
5220 V
(06063)210 648 A
(movzx)210 1362 A
(esp,)168 1698 A
1908(sp)S
2370(!)S
(monitor)294 2454 A
(stack)210 2790 A
3042(is)S
3168(a)S
3252(16)S
(bit)126 3378 A
(stack)210 3546 A
5310 V
(06064)210 648 A
(push)168 1362 A
(ebp)126 1698 A
5400 V
(06065)210 648 A
(mov)126 1362 A
(ebp,)168 1698 A
(esp)126 1908 A
5490 V
(06066)210 648 A
(push)168 1362 A
(esi)126 1698 A
5580 V
(06067)210 648 A
(push)168 1362 A
(edi)126 1698 A
5670 V
(06068)210 648 A
(cmp)126 1362 A
(4(ebp),)294 1698 A
2034(0)S
2370(!)S
(nonzero)294 2454 A
2790(if)S
(return)252 2916 A
(possible)336 3210 A
5760 V
(06069)210 648 A
1362(jz)S
(noret)210 1698 A
5850 V
(06070)210 648 A
(inc)126 1362 A
((_mon_return))546 1698 A
5940 V
(06071)210 648 A
(noret:)252 1026 A
(mov)126 1362 A
((_mon_sp),)420 1698 A
(esp)126 2160 A
2370(!)S
(save)168 2454 A
(stack)210 2664 A
(pointer)294 2916 A
(for)126 3252 A
(later)210 3420 A
(return)252 3672 A
6030 V
(06072)210 648 A
6120 V
(06073)210 648 A
1026(!)S
(Copy)168 1110 A
(the)126 1320 A
(monitor)294 1488 A
(global)252 1824 A
(descriptor)420 2118 A
(table)210 2580 A
2832(to)S
(the)126 2958 A
(address)294 3126 A
(space)210 3462 A
3714(of)S
(kernel)252 3840 A
(and)126 4134 A
6210 V
(06074)210 648 A
1026(!)S
(switch)252 1110 A
(over)168 1404 A
1614(to)S
(it.)126 1740 A
(Prot_init())462 1950 A
(can)126 2454 A
(then)168 2622 A
(update)252 2832 A
3126(it)S
(with)168 3252 A
(immediate)378 3462 A
(effect.)294 3882 A
8418 V
EP
%%Page: 70 70
BP
/slant 0 def
/height 0 def
630 V
12 B
648(70)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(06075)210 648 A
990 V
(06076)210 648 A
(sgdt)168 1362 A
((_gdt+GDT_SELECTOR))798 1698 A
3042(!)S
(get)126 3126 A
(the)126 3294 A
(monitor)294 3462 A
(gdtr)168 3798 A
1080 V
(06077)210 648 A
(mov)126 1362 A
(esi,)168 1698 A
((_gdt+GDT_SELECTOR+2))882 1908 A
3042(!)S
(absolute)336 3126 A
(address)294 3504 A
3840(of)S
(GDT)126 3966 A
1170 V
(06078)210 648 A
(mov)126 1362 A
(ebx,)168 1698 A
(_gdt)168 1908 A
3042(!)S
(address)294 3126 A
3462(of)S
(kernel)252 3588 A
(GDT)126 3882 A
1260 V
(06079)210 648 A
(mov)126 1362 A
(ecx,)168 1698 A
(8*8)126 1908 A
3042(!)S
(copying)294 3126 A
(eight)210 3462 A
(descriptors)462 3714 A
1350 V
(06080)210 648 A
(copygdt:)336 1026 A
1440 V
(06081)210 648 A
(eseg)168 1068 A
(movb)168 1362 A
(al,)126 1698 A
((esi))210 1866 A
1530 V
(06082)210 648 A
(movb)168 1362 A
((ebx),)252 1698 A
1992(al)S
1620 V
(06083)210 648 A
(inc)126 1362 A
(esi)126 1698 A
1710 V
(06084)210 648 A
(inc)126 1362 A
(ebx)126 1698 A
1800 V
(06085)210 648 A
(loop)168 1362 A
(copygdt)294 1698 A
1890 V
(06086)210 648 A
(mov)126 1362 A
(eax,)168 1698 A
((_gdt+DS_SELECTOR+2))840 1908 A
3042(!)S
(base)168 3126 A
3336(of)S
(kernel)252 3462 A
(data)168 3756 A
1980 V
(06087)210 648 A
(and)126 1362 A
(eax,)168 1698 A
(0x00FFFFFF)420 1908 A
3042(!)S
(only)168 3126 A
3336(24)S
(bits)168 3462 A
2070 V
(06088)210 648 A
(add)126 1362 A
(eax,)168 1698 A
(_gdt)168 1908 A
3042(!)S
(eax)126 3126 A
3294(=)S
(vir2phys(gdt))546 3378 A
2160 V
(06089)210 648 A
(mov)126 1362 A
((_gdt+GDT_SELECTOR+2),)924 1698 A
(eax)126 2664 A
3042(!)S
(set)126 3126 A
(base)168 3294 A
3504(of)S
(GDT)126 3630 A
2250 V
(06090)210 648 A
(lgdt)168 1362 A
((_gdt+GDT_SELECTOR))798 1698 A
3042(!)S
(switch)252 3126 A
(over)168 3420 A
3630(to)S
(kernel)252 3756 A
(GDT)126 4050 A
2340 V
(06091)210 648 A
2430 V
(06092)210 648 A
1026(!)S
(Locate)252 1110 A
(boot)168 1404 A
(parameters,)462 1614 A
(set)126 2118 A
2286(up)S
(kernel)252 2412 A
(segment)294 2706 A
(registers)378 3042 A
(and)126 3462 A
(stack.)252 3630 A
2520 V
(06093)210 648 A
(mov)126 1362 A
(ebx,)168 1698 A
(8(ebp))252 1908 A
2370(!)S
(boot)168 2454 A
(parameters)420 2664 A
(offset)252 3126 A
2610 V
(06094)210 648 A
(mov)126 1362 A
(edx,)168 1698 A
(12(ebp))294 1908 A
2370(!)S
(boot)168 2454 A
(parameters)420 2664 A
(length)252 3126 A
2700 V
(06095)210 648 A
(mov)126 1362 A
(ax,)126 1698 A
1866(ds)S
2370(!)S
(kernel)252 2454 A
(data)168 2748 A
2790 V
(06096)210 648 A
(mov)126 1362 A
(es,)126 1698 A
1866(ax)S
2880 V
(06097)210 648 A
(mov)126 1362 A
(fs,)126 1698 A
1866(ax)S
2970 V
(06098)210 648 A
(mov)126 1362 A
(gs,)126 1698 A
1866(ax)S
3060 V
(06099)210 648 A
(mov)126 1362 A
(ss,)126 1698 A
1866(ax)S
3150 V
(06100)210 648 A
(mov)126 1362 A
(esp,)168 1698 A
(k_stktop)336 1908 A
2370(!)S
(set)126 2454 A
2622(sp)S
2748(to)S
(point)210 2874 A
3126(to)S
(the)126 3252 A
(top)126 3420 A
3588(of)S
(kernel)252 3714 A
(stack)210 4008 A
3240 V
(06101)210 648 A
3330 V
(06102)210 648 A
1026(!)S
(Call)168 1110 A
1320(C)S
(startup)294 1404 A
(code)168 1740 A
1950(to)S
(set)126 2076 A
2244(up)S
2370(a)S
(proper)252 2454 A
(environment)462 2748 A
3252(to)S
(run)126 3378 A
(main().)294 3546 A
3420 V
(06103)210 648 A
(push)168 1362 A
(edx)126 1698 A
3510 V
(06104)210 648 A
(push)168 1362 A
(ebx)126 1698 A
3600 V
(06105)210 648 A
(push)168 1362 A
(SS_SELECTOR)462 1698 A
3690 V
(06106)210 648 A
(push)168 1362 A
(MON_CS_SELECTOR)630 1698 A
3780 V
(06107)210 648 A
(push)168 1362 A
(DS_SELECTOR)462 1698 A
3870 V
(06108)210 648 A
(push)168 1362 A
(CS_SELECTOR)462 1698 A
3960 V
(06109)210 648 A
(call)168 1362 A
(_cstart)294 1698 A
2370(!)S
(cstart(cs,)420 2454 A
(ds,)126 2916 A
(mcs,)168 3084 A
(mds,)168 3294 A
(parmoff,)336 3504 A
(parmlen))336 3882 A
4050 V
(06110)210 648 A
(add)126 1362 A
(esp,)168 1698 A
(6*4)126 1908 A
4140 V
(06111)210 648 A
4230 V
(06112)210 648 A
1026(!)S
(Reload)252 1110 A
(gdtr,)210 1404 A
(idtr)168 1656 A
(and)126 1866 A
(the)126 2034 A
(segment)294 2202 A
(registers)378 2538 A
2958(to)S
(global)252 3084 A
(descriptor)420 3378 A
(table)210 3840 A
(set)126 4092 A
4320 V
(06113)210 648 A
1026(!)S
1110(up)S
1236(by)S
(prot_init().)504 1362 A
4410 V
(06114)210 648 A
4500 V
(06115)210 648 A
(lgdt)168 1362 A
((_gdt+GDT_SELECTOR))798 1698 A
4590 V
(06116)210 648 A
(lidt)168 1362 A
((_gdt+IDT_SELECTOR))798 1698 A
4680 V
(06117)210 648 A
4770 V
(06118)210 648 A
(jmpf)168 1362 A
(CS_SELECTOR:csinit)756 1698 A
4860 V
(06119)210 648 A
(csinit:)294 1026 A
4950 V
(06120)210 648 A
(o16)126 1194 A
(mov)126 1362 A
(ax,)126 1698 A
(DS_SELECTOR)462 1866 A
5040 V
(06121)210 648 A
(mov)126 1362 A
(ds,)126 1698 A
1866(ax)S
5130 V
(06122)210 648 A
(mov)126 1362 A
(es,)126 1698 A
1866(ax)S
5220 V
(06123)210 648 A
(mov)126 1362 A
(fs,)126 1698 A
1866(ax)S
5310 V
(06124)210 648 A
(mov)126 1362 A
(gs,)126 1698 A
1866(ax)S
5400 V
(06125)210 648 A
(mov)126 1362 A
(ss,)126 1698 A
1866(ax)S
5490 V
(06126)210 648 A
(o16)126 1194 A
(mov)126 1362 A
(ax,)126 1698 A
(TSS_SELECTOR)504 1866 A
2706(!)S
2790(no)S
(other)210 2916 A
(TSS)126 3168 A
3336(is)S
(used)168 3462 A
5580 V
(06127)210 648 A
(ltr)126 1362 A
1698(ax)S
5670 V
(06128)210 648 A
(push)168 1362 A
1698(0)S
2706(!)S
(set)126 2790 A
(flags)210 2958 A
3210(to)S
(known)210 3336 A
(good)168 3588 A
(state)210 3798 A
5760 V
(06129)210 648 A
(popf)168 1362 A
2706(!)S
(esp,)168 2790 A
(clear)210 3000 A
(nested)252 3252 A
(task)168 3546 A
(and)126 3756 A
(int)126 3924 A
(enable)252 4092 A
5850 V
(06130)210 648 A
5940 V
(06131)210 648 A
(jmp)126 1362 A
(_main)210 1698 A
2706(!)S
(main())252 2790 A
6030 V
(06132)210 648 A
6120 V
(06133)210 648 A
6210 V
(06134)210 648 A
(!*===========================================================================*)3276 1026 A
8418 V
EP
%%Page: 71 71
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
12 B
4308(71)S
900 V
7 LST
(06135)210 648 A
1026(!*)S
(interrupt)378 2370 A
(handlers)336 2790 A
4260(*)S
990 V
(06136)210 648 A
1026(!*)S
(interrupt)378 1698 A
(handlers)336 2118 A
(for)126 2496 A
(386)126 2664 A
(32-bit)252 2832 A
(protected)378 3126 A
(mode)168 3546 A
4260(*)S
1080 V
(06137)210 648 A
(!*===========================================================================*)3276 1026 A
1170 V
(06138)210 648 A
1260 V
(06139)210 648 A
(!*===========================================================================*)3276 1026 A
1350 V
(06140)210 648 A
1026(!*)S
(hwint00)294 2370 A
2706(-)S
2790(07)S
4260(*)S
1440 V
(06141)210 648 A
(!*===========================================================================*)3276 1026 A
1530 V
(06142)210 648 A
1026(!)S
(Note)168 1110 A
(this)168 1320 A
1530(is)S
1656(a)S
(macro,)252 1740 A
2034(it)S
(looks)210 2160 A
(like)168 2412 A
2622(a)S
(subroutine.)462 2706 A
1620 V
(06143)210 648 A
(#define)294 1026 A
(hwint_master(irq))714 1362 A
2370(\)S
1710 V
(06144)210 648 A
(call)168 1362 A
(save)168 1698 A
2706(/*)S
(save)168 2832 A
(interrupted)462 3042 A
(process)294 3546 A
(state)210 3882 A
(*/;\)168 4134 A
1800 V
(06145)210 648 A
(inb)126 1362 A
(INT_CTLMASK)462 1698 A
4218(;\)S
1890 V
(06146)210 648 A
(orb)126 1362 A
(al,)126 1698 A
([1<<irq])336 1866 A
4218(;\)S
1980 V
(06147)210 648 A
(outb)168 1362 A
(INT_CTLMASK)462 1698 A
2706(/*)S
(disable)294 2832 A
(the)126 3168 A
(irq)126 3336 A
(*/;\)168 4134 A
2070 V
(06148)210 648 A
(movb)168 1362 A
(al,)126 1698 A
(ENABLE)252 1866 A
4218(;\)S
2160 V
(06149)210 648 A
(outb)168 1362 A
(INT_CTL)294 1698 A
2706(/*)S
(reenable)336 2832 A
(master)252 3210 A
(8259)168 3504 A
(*/;\)168 4134 A
2250 V
(06150)210 648 A
(sti)126 1362 A
2706(/*)S
(enable)252 2832 A
(interrupts)420 3126 A
(*/;\)168 4134 A
2340 V
(06151)210 648 A
(push)168 1362 A
(irq)126 1698 A
2706(/*)S
(irq)126 2832 A
(*/;\)168 4134 A
2430 V
(06152)210 648 A
(call)168 1362 A
((_irq_table)462 1698 A
2202(+)S
(4*irq))252 2286 A
2706(/*)S
(eax)126 2832 A
3000(=)S
((*irq_table[irq])(irq))924 3084 A
(*/;\)168 4134 A
2520 V
(06153)210 648 A
(pop)126 1362 A
(ecx)126 1698 A
4218(;\)S
2610 V
(06154)210 648 A
(cli)126 1362 A
2706(/*)S
(disable)294 2832 A
(interrupts)420 3168 A
(*/;\)168 4134 A
2700 V
(06155)210 648 A
(test)168 1362 A
(eax,)168 1698 A
(eax)126 1908 A
2706(/*)S
(need)168 2832 A
3042(to)S
(reenable)336 3168 A
(irq?)168 3546 A
(*/;\)168 4134 A
2790 V
(06156)210 648 A
1362(jz)S
1698(0f)S
4218(;\)S
2880 V
(06157)210 648 A
(inb)126 1362 A
(INT_CTLMASK)462 1698 A
4218(;\)S
2970 V
(06158)210 648 A
(andb)168 1362 A
(al,)126 1698 A
(304[1<<irq])378 1866 A
4218(;\)S
3060 V
(06159)210 648 A
(outb)168 1362 A
(INT_CTLMASK)462 1698 A
2706(/*)S
(enable)252 2832 A
(the)126 3126 A
(irq)126 3294 A
(*/;\)168 4134 A
3150 V
(06160)210 648 A
1026(0:)S
(ret)126 1362 A
2706(/*)S
(restart)294 2832 A
((another))378 3168 A
(process)294 3588 A
4134(*/)S
3240 V
(06161)210 648 A
3330 V
(06162)210 648 A
1026(!)S
(Each)168 1110 A
1320(of)S
(these)210 1446 A
(entry)210 1698 A
(points)252 1950 A
2244(is)S
2370(an)S
(expansion)378 2496 A
2916(of)S
(the)126 3042 A
(hwint_master)504 3210 A
(macro)210 3756 A
3420 V
(06163)210 648 A
(.align)252 1362 A
1698(16)S
3510 V
(06164)210 648 A
(_hwint00:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(0)S
((the)168 3294 A
(clock).)294 3504 A
3600 V
(06165)210 648 A
(hwint_master(0))630 1362 A
3690 V
(06166)210 648 A
3780 V
(06167)210 648 A
(.align)252 1362 A
1698(16)S
3870 V
(06168)210 648 A
(_hwint01:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(1)S
((keyboard))420 3294 A
3960 V
(06169)210 648 A
(hwint_master(1))630 1362 A
4050 V
(06170)210 648 A
4140 V
(06171)210 648 A
(.align)252 1362 A
1698(16)S
4230 V
(06172)210 648 A
(_hwint02:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(2)S
((cascade!))420 3294 A
4320 V
(06173)210 648 A
(hwint_master(2))630 1362 A
4410 V
(06174)210 648 A
4500 V
(06175)210 648 A
(.align)252 1362 A
1698(16)S
4590 V
(06176)210 648 A
(_hwint03:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(3)S
((second)294 3294 A
(serial))294 3630 A
4680 V
(06177)210 648 A
(hwint_master(3))630 1362 A
4770 V
(06178)210 648 A
4860 V
(06179)210 648 A
(.align)252 1362 A
1698(16)S
4950 V
(06180)210 648 A
(_hwint04:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(4)S
((first)252 3294 A
(serial))294 3588 A
5040 V
(06181)210 648 A
(hwint_master(4))630 1362 A
5130 V
(06182)210 648 A
5220 V
(06183)210 648 A
(.align)252 1362 A
1698(16)S
5310 V
(06184)210 648 A
(_hwint05:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(5)S
((XT)126 3294 A
(winchester))462 3462 A
5400 V
(06185)210 648 A
(hwint_master(5))630 1362 A
5490 V
(06186)210 648 A
5580 V
(06187)210 648 A
(.align)252 1362 A
1698(16)S
5670 V
(06188)210 648 A
(_hwint06:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(6)S
((floppy))336 3294 A
5760 V
(06189)210 648 A
(hwint_master(6))630 1362 A
5850 V
(06190)210 648 A
5940 V
(06191)210 648 A
(.align)252 1362 A
1698(16)S
6030 V
(06192)210 648 A
(_hwint07:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(7)S
((printer))378 3294 A
6120 V
(06193)210 648 A
(hwint_master(7))630 1362 A
6210 V
(06194)210 648 A
8418 V
EP
%%Page: 72 72
BP
/slant 0 def
/height 0 def
630 V
12 B
648(72)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
(06195)210 648 A
(!*===========================================================================*)3276 1026 A
990 V
(06196)210 648 A
1026(!*)S
(hwint08)294 2370 A
2706(-)S
2790(15)S
4260(*)S
1080 V
(06197)210 648 A
(!*===========================================================================*)3276 1026 A
1170 V
(06198)210 648 A
1026(!)S
(Note)168 1110 A
(this)168 1320 A
1530(is)S
1656(a)S
(macro,)252 1740 A
2034(it)S
(looks)210 2160 A
(like)168 2412 A
2622(a)S
(subroutine.)462 2706 A
1260 V
(06199)210 648 A
(#define)294 1026 A
(hwint_slave(irq))672 1362 A
2370(\)S
1350 V
(06200)210 648 A
(call)168 1362 A
(save)168 1698 A
2706(/*)S
(save)168 2832 A
(interrupted)462 3042 A
(process)294 3546 A
(state)210 3882 A
(*/;\)168 4134 A
1440 V
(06201)210 648 A
(inb)126 1362 A
(INT2_CTLMASK)504 1698 A
4218(;\)S
1530 V
(06202)210 648 A
(orb)126 1362 A
(al,)126 1698 A
([1<<[irq-8]])504 1866 A
4218(;\)S
1620 V
(06203)210 648 A
(outb)168 1362 A
(INT2_CTLMASK)504 1698 A
2706(/*)S
(disable)294 2832 A
(the)126 3168 A
(irq)126 3336 A
(*/;\)168 4134 A
1710 V
(06204)210 648 A
(movb)168 1362 A
(al,)126 1698 A
(ENABLE)252 1866 A
4218(;\)S
1800 V
(06205)210 648 A
(outb)168 1362 A
(INT_CTL)294 1698 A
2706(/*)S
(reenable)336 2832 A
(master)252 3210 A
(8259)168 3504 A
(*/;\)168 4134 A
1890 V
(06206)210 648 A
(jmp)126 1362 A
(.+2)126 1698 A
2706(/*)S
(delay)210 2832 A
(*/;\)168 4134 A
1980 V
(06207)210 648 A
(outb)168 1362 A
(INT2_CTL)336 1698 A
2706(/*)S
(reenable)336 2832 A
(slave)210 3210 A
(8259)168 3462 A
(*/;\)168 4134 A
2070 V
(06208)210 648 A
(sti)126 1362 A
2706(/*)S
(enable)252 2832 A
(interrupts)420 3126 A
(*/;\)168 4134 A
2160 V
(06209)210 648 A
(push)168 1362 A
(irq)126 1698 A
2706(/*)S
(irq)126 2832 A
(*/;\)168 4134 A
2250 V
(06210)210 648 A
(call)168 1362 A
((_irq_table)462 1698 A
2202(+)S
(4*irq))252 2286 A
2706(/*)S
(eax)126 2832 A
3000(=)S
((*irq_table[irq])(irq))924 3084 A
(*/;\)168 4134 A
2340 V
(06211)210 648 A
(pop)126 1362 A
(ecx)126 1698 A
4218(;\)S
2430 V
(06212)210 648 A
(cli)126 1362 A
2706(/*)S
(disable)294 2832 A
(interrupts)420 3168 A
(*/;\)168 4134 A
2520 V
(06213)210 648 A
(test)168 1362 A
(eax,)168 1698 A
(eax)126 1908 A
2706(/*)S
(need)168 2832 A
3042(to)S
(reenable)336 3168 A
(irq?)168 3546 A
(*/;\)168 4134 A
2610 V
(06214)210 648 A
1362(jz)S
1698(0f)S
4218(;\)S
2700 V
(06215)210 648 A
(inb)126 1362 A
(INT2_CTLMASK)504 1698 A
4218(;\)S
2790 V
(06216)210 648 A
(andb)168 1362 A
(al,)126 1698 A
(304[1<<[irq-8]])546 1866 A
4218(;\)S
2880 V
(06217)210 648 A
(outb)168 1362 A
(INT2_CTLMASK)504 1698 A
2706(/*)S
(enable)252 2832 A
(the)126 3126 A
(irq)126 3294 A
(*/;\)168 4134 A
2970 V
(06218)210 648 A
1026(0:)S
(ret)126 1362 A
2706(/*)S
(restart)294 2832 A
((another))378 3168 A
(process)294 3588 A
4134(*/)S
3060 V
(06219)210 648 A
3150 V
(06220)210 648 A
1026(!)S
(Each)168 1110 A
1320(of)S
(these)210 1446 A
(entry)210 1698 A
(points)252 1950 A
2244(is)S
2370(an)S
(expansion)378 2496 A
2916(of)S
(the)126 3042 A
(hwint_slave)462 3210 A
(macro)210 3714 A
3240 V
(06221)210 648 A
(.align)252 1362 A
1698(16)S
3330 V
(06222)210 648 A
(_hwint08:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(8)S
((realtime)378 3294 A
(clock))252 3714 A
3420 V
(06223)210 648 A
(hwint_slave(8))588 1362 A
3510 V
(06224)210 648 A
3600 V
(06225)210 648 A
(.align)252 1362 A
1698(16)S
3690 V
(06226)210 648 A
(_hwint09:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(9)S
((irq)168 3294 A
3504(2)S
(redirected))462 3588 A
3780 V
(06227)210 648 A
(hwint_slave(9))588 1362 A
3870 V
(06228)210 648 A
3960 V
(06229)210 648 A
(.align)252 1362 A
1698(16)S
4050 V
(06230)210 648 A
(_hwint10:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(10)S
4140 V
(06231)210 648 A
(hwint_slave(10))630 1362 A
4230 V
(06232)210 648 A
4320 V
(06233)210 648 A
(.align)252 1362 A
1698(16)S
4410 V
(06234)210 648 A
(_hwint11:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(11)S
4500 V
(06235)210 648 A
(hwint_slave(11))630 1362 A
4590 V
(06236)210 648 A
4680 V
(06237)210 648 A
(.align)252 1362 A
1698(16)S
4770 V
(06238)210 648 A
(_hwint12:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(12)S
4860 V
(06239)210 648 A
(hwint_slave(12))630 1362 A
4950 V
(06240)210 648 A
5040 V
(06241)210 648 A
(.align)252 1362 A
1698(16)S
5130 V
(06242)210 648 A
(_hwint13:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(13)S
((FPU)168 3336 A
(exception))420 3546 A
5220 V
(06243)210 648 A
(hwint_slave(13))630 1362 A
5310 V
(06244)210 648 A
5400 V
(06245)210 648 A
(.align)252 1362 A
1698(16)S
5490 V
(06246)210 648 A
(_hwint14:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(14)S
((AT)126 3336 A
(winchester))462 3504 A
5580 V
(06247)210 648 A
(hwint_slave(14))630 1362 A
5670 V
(06248)210 648 A
5760 V
(06249)210 648 A
(.align)252 1362 A
1698(16)S
5850 V
(06250)210 648 A
(_hwint15:)378 1026 A
2034(!)S
(Interrupt)378 2118 A
(routine)294 2538 A
(for)126 2874 A
(irq)126 3042 A
3210(15)S
5940 V
(06251)210 648 A
(hwint_slave(15))630 1362 A
6030 V
(06252)210 648 A
6120 V
(06253)210 648 A
(!*===========================================================================*)3276 1026 A
6210 V
(06254)210 648 A
1026(!*)S
(save)168 2370 A
4260(*)S
8418 V
EP
%%Page: 73 73
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A
12 B
4308(73)S
900 V
7 LST
(06255)210 648 A
(!*===========================================================================*)3276 1026 A
990 V
(06256)210 648 A
1026(!)S
(Save)168 1110 A
(for)126 1320 A
(protected)378 1488 A
(mode.)210 1908 A
1080 V
(06257)210 648 A
1026(!)S
(This)168 1110 A
1320(is)S
(much)168 1446 A
(simpler)294 1656 A
(than)168 1992 A
(for)126 2202 A
(8086)168 2370 A
(mode,)210 2580 A
(because)294 2832 A
(the)126 3168 A
(stack)210 3336 A
(already)294 3588 A
(points)252 3924 A
1170 V
(06258)210 648 A
1026(!)S
(into)168 1110 A
(the)126 1320 A
(process)294 1488 A
(table,)252 1824 A
2118(or)S
(has)126 2244 A
(already)294 2412 A
(been)168 2748 A
(switched)336 2958 A
3336(to)S
(the)126 3462 A
(kernel)252 3630 A
(stack.)252 3924 A
1260 V
(06259)210 648 A
1350 V
(06260)210 648 A
(.align)252 1362 A
1698(16)S
1440 V
(06261)210 648 A
(save:)210 1026 A
1530 V
(06262)210 648 A
(cld)126 1362 A
2370(!)S
(set)126 2454 A
(direction)378 2622 A
(flag)168 3042 A
3252(to)S
3378(a)S
(known)210 3462 A
(value)210 3714 A
1620 V
(06263)210 648 A
(pushad)252 1362 A
2370(!)S
(save)168 2454 A
("general")378 2664 A
(registers)378 3084 A
1710 V
(06264)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(ds)S
2370(!)S
(save)168 2454 A
2664(ds)S
1800 V
(06265)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(es)S
2370(!)S
(save)168 2454 A
2664(es)S
1890 V
(06266)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(fs)S
2370(!)S
(save)168 2454 A
2664(fs)S
1980 V
(06267)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(gs)S
2370(!)S
(save)168 2454 A
2664(gs)S
2070 V
(06268)210 648 A
(mov)126 1362 A
(dx,)126 1698 A
1866(ss)S
2370(!)S
2454(ss)S
2580(is)S
(kernel)252 2706 A
(data)168 3000 A
(segment)294 3210 A
2160 V
(06269)210 648 A
(mov)126 1362 A
(ds,)126 1698 A
1866(dx)S
2370(!)S
(load)168 2454 A
(rest)168 2664 A
2874(of)S
(kernel)252 3000 A
(segments)336 3294 A
2250 V
(06270)210 648 A
(mov)126 1362 A
(es,)126 1698 A
1866(dx)S
2370(!)S
(kernel)252 2454 A
(does)168 2748 A
(not)126 2958 A
(use)126 3126 A
(fs,)126 3294 A
3462(gs)S
2340 V
(06271)210 648 A
(mov)126 1362 A
(eax,)168 1698 A
(esp)126 1908 A
2370(!)S
(prepare)294 2454 A
2790(to)S
(return)252 2916 A
2430 V
(06272)210 648 A
(incb)168 1362 A
((_k_reenter))504 1698 A
2370(!)S
(from)168 2454 A
2664(-1)S
2790(if)S
(not)126 2916 A
(reentering)420 3084 A
2520 V
(06273)210 648 A
(jnz)126 1362 A
(set_restart1)504 1698 A
2370(!)S
(stack)210 2454 A
2706(is)S
(already)294 2832 A
(kernel)252 3168 A
(stack)210 3462 A
2610 V
(06274)210 648 A
(mov)126 1362 A
(esp,)168 1698 A
(k_stktop)336 1908 A
2700 V
(06275)210 648 A
(push)168 1362 A
(_restart)336 1698 A
2370(!)S
(build)210 2454 A
(return)252 2706 A
(address)294 3000 A
(for)126 3336 A
(int)126 3504 A
(handler)294 3672 A
2790 V
(06276)210 648 A
(xor)126 1362 A
(ebp,)168 1698 A
(ebp)126 1908 A
2370(!)S
(for)126 2454 A
(stacktrace)420 2622 A
2880 V
(06277)210 648 A
(jmp)126 1362 A
(RETADR-P_STACKBASE(eax))966 1698 A
2970 V
(06278)210 648 A
3060 V
(06279)210 648 A
(.align)252 1362 A
1698(4)S
3150 V
(06280)210 648 A
(set_restart1:)546 1026 A
3240 V
(06281)210 648 A
(push)168 1362 A
(restart1)336 1698 A
3330 V
(06282)210 648 A
(jmp)126 1362 A
(RETADR-P_STACKBASE(eax))966 1698 A
3420 V
(06283)210 648 A
3510 V
(06284)210 648 A
(!*===========================================================================*)3276 1026 A
3600 V
(06285)210 648 A
1026(!*)S
(_s_call)294 2370 A
4260(*)S
3690 V
(06286)210 648 A
(!*===========================================================================*)3276 1026 A
3780 V
(06287)210 648 A
(.align)252 1362 A
1698(16)S
3870 V
(06288)210 648 A
(_s_call:)336 1026 A
3960 V
(06289)210 648 A
(_p_s_call:)420 1026 A
4050 V
(06290)210 648 A
(cld)126 1362 A
2370(!)S
(set)126 2454 A
(direction)378 2622 A
(flag)168 3042 A
3252(to)S
3378(a)S
(known)210 3462 A
(value)210 3714 A
4140 V
(06291)210 648 A
(sub)126 1362 A
(esp,)168 1698 A
(6*4)126 1908 A
2370(!)S
(skip)168 2454 A
(RETADR,)294 2664 A
(eax,)168 3000 A
(ecx,)168 3210 A
(edx,)168 3420 A
(ebx,)168 3630 A
(est)126 3840 A
4230 V
(06292)210 648 A
(push)168 1362 A
(ebp)126 1698 A
2370(!)S
(stack)210 2454 A
(already)294 2706 A
(points)252 3042 A
(into)168 3336 A
(proc)168 3546 A
(table)210 3756 A
4320 V
(06293)210 648 A
(push)168 1362 A
(esi)126 1698 A
4410 V
(06294)210 648 A
(push)168 1362 A
(edi)126 1698 A
4500 V
(06295)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(ds)S
4590 V
(06296)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(es)S
4680 V
(06297)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(fs)S
4770 V
(06298)210 648 A
(o16)126 1194 A
(push)168 1362 A
1698(gs)S
4860 V
(06299)210 648 A
(mov)126 1362 A
(dx,)126 1698 A
1866(ss)S
4950 V
(06300)210 648 A
(mov)126 1362 A
(ds,)126 1698 A
1866(dx)S
5040 V
(06301)210 648 A
(mov)126 1362 A
(es,)126 1698 A
1866(dx)S
5130 V
(06302)210 648 A
(incb)168 1362 A
((_k_reenter))504 1698 A
5220 V
(06303)210 648 A
(mov)126 1362 A
(esi,)168 1698 A
(esp)126 1908 A
2370(!)S
(assumes)294 2454 A
(P_STACKBASE)462 2790 A
3294(==)S
3420(0)S
5310 V
(06304)210 648 A
(mov)126 1362 A
(esp,)168 1698 A
(k_stktop)336 1908 A
5400 V
(06305)210 648 A
(xor)126 1362 A
(ebp,)168 1698 A
(ebp)126 1908 A
2370(!)S
(for)126 2454 A
(stacktrace)420 2622 A
5490 V
(06306)210 648 A
2370(!)S
(end)126 2454 A
2622(of)S
(inline)252 2748 A
(save)168 3042 A
5580 V
(06307)210 648 A
(sti)126 1362 A
2370(!)S
(allow)210 2454 A
(SWITCHER)336 2706 A
3084(to)S
3210(be)S
(interrupted)462 3336 A
5670 V
(06308)210 648 A
2370(!)S
(now)126 2454 A
(set)126 2622 A
2790(up)S
(parameters)420 2916 A
(for)126 3378 A
(sys_call())420 3546 A
5760 V
(06309)210 648 A
(push)168 1362 A
(ebx)126 1698 A
2370(!)S
(pointer)294 2454 A
2790(to)S
(user)168 2916 A
(message)294 3126 A
5850 V
(06310)210 648 A
(push)168 1362 A
(eax)126 1698 A
2370(!)S
(src/dest)336 2454 A
5940 V
(06311)210 648 A
(push)168 1362 A
(ecx)126 1698 A
2370(!)S
(SEND/RECEIVE/BOTH)714 2454 A
6030 V
(06312)210 648 A
(call)168 1362 A
(_sys_call)378 1698 A
2370(!)S
(sys_call(function,)756 2454 A
(src_dest,)378 3252 A
(m_ptr))252 3672 A
6120 V
(06313)210 648 A
2370(!)S
(caller)252 2454 A
2748(is)S
(now)126 2874 A
(explicitly)420 3042 A
3504(in)S
(proc_ptr)336 3630 A
6210 V
(06314)210 648 A
(mov)126 1362 A
(AXREG(esi),)462 1698 A
(eax)126 2202 A
2370(!)S
(sys_call)336 2454 A
(MUST)168 2832 A
(PRESERVE)336 3042 A
3420(si)S
8418 V
EP
%%Page: 74 74
BP
/slant 0 def
/height 0 def
630 V
12 B
648(74)S
11 R
1970(File:)S
(src/kernel/mpx386.s)902 2203 A