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COMPLETE.T：源码内容

34577
34578 mov ax,6(bx) ! process number of sender
34579 mov si,10(bx) ! offset of source message
34580 mov bx,8(bx) ! source click (finished with bx as a pointer)
34581 #if HCLICK_SHIFT < CLICK_SHIFT
34582 shl bx,cl ! source segment
34583 #endif
34584 mov ds,bx
34585
34586 stos ! copy process number of sender to dest message
34587 add si,*2 ! do not copy first word
34588 mov cx,*Msize-1 ! remember, first word does not count
34589 rep ! iterate cx times to copy 11 words
34590 movs ! copy the message
34591 pop di ! restore di
34592 pop si ! restore si
34593 pop ds ! restore ds
34594 pop es ! restore es
34595 ret ! that is all folks!
34596
34597
34598 !*===========================================================================*
34599 !* exit *
34600 !*===========================================================================*
34601 ! PUBLIC void exit();
34602 ! Some library routines use exit, so provide a dummy version.
34603 ! Actual calls to exit cannot occur in the kernel.
34604 ! Same for .fat & .trp.
34605
34606 _exit:
34607 __exit:
34608 ___exit:
34609 .fat:
34610 .trp:
34611 sti
34612 jmp __exit
34613
34614
34615 !*===========================================================================*
34616 !* in_byte *
34617 !*===========================================================================*
34618 ! PUBLIC unsigned in_byte(port_t port);
34619 ! Read an (unsigned) byte from the i/o port port and return it.
34620
34621 _in_byte:
34622 pop bx
34623 pop dx ! port
34624 dec sp
34625 dec sp
34626 inb ! input 1 byte
34627 subb ah,ah ! unsign extend
34628 jmp (bx)
34629
.Op 491 src/kernel/klib88.s
34630
34631 !*===========================================================================*
34632 !* in_word *
34633 !*===========================================================================*
34634 ! PUBLIC unsigned short in_word(port_t port);
34635 ! Read an (unsigned) word from the i/o port and return it.
34636
34637 _in_word:
34638 pop bx
34639 pop dx ! port
34640 dec sp
34641 dec sp ! added to new klib.s 3/21/91 d.e.c.
34642 inw ! input 1 word no sign extend needed
34643 jmp (bx)
34644
34645
34646 !*===========================================================================*
34647 !* out_byte *
34648 !*===========================================================================*
34649 ! PUBLIC void out_byte(port_t port, int value);
34650 ! Write value (cast to a byte) to the I/O port port.
34651
34652 _out_byte:
34653 pop bx
34654 pop dx ! port
34655 pop ax ! value
34656 sub sp,#2+2
34657 outb ! output 1 byte
34658 jmp (bx)
34659
34660
34661 !*===========================================================================*
34662 !* out_word *
34663 !*===========================================================================*
34664 ! PUBLIC void out_word(port_t port, int value);
34665 ! Write value (cast to a word) to the I/O port port.
34666
34667 _out_word:
34668 pop bx
34669 pop dx ! port
34670 pop ax ! value
34671 sub sp,#2+2
34672 outw ! output 1 word
34673 jmp (bx)
34674
34675
34676 !*===========================================================================*
34677 !* port_read *
34678 !*===========================================================================*
34679 ! PUBLIC void port_read(port_t port, phys_bytes destination,unsigned bytcount);
34680 ! Transfer data from (hard disk controller) port to memory.
34681
34682 _port_read:
34683 push bp
34684 mov bp,sp
34685 push di
34686 push es
34687
34688 call portio_setup
34689 shr cx,#1 ! count in words
.Ep 492 src/kernel/klib88.s
34690 mov di,bx ! di = destination offset
34691 mov es,ax ! es = destination segment
34692 rep
34693 ins
34694
34695 pop es
34696 pop di
34697 pop bp
34698 ret
34699
34700 portio_setup:
34701 mov ax,4+2(bp) ! source/destination address in dx:ax
34702 mov dx,4+2+2(bp)
34703 mov bx,ax
34704 and bx,#OFF_MASK ! bx = offset = address % 16
34705 andb dl,#HCHIGH_MASK ! ax = segment = address / 16 % 0x10000
34706 andb al,#HCLOW_MASK
34707 orb al,dl
34708 movb cl,#HCLICK_SHIFT
34709 ror ax,cl
34710 mov cx,4+2+4(bp) ! count in bytes
34711 mov dx,4(bp) ! port to read from
34712 cld ! direction is UP
34713 ret
34714
34715
34716 !*===========================================================================*
34717 !* port_read_byte *
34718 !*===========================================================================*
34719 ! PUBLIC void port_read_byte(port_t port, phys_bytes destination,
34720 ! unsigned bytcount);
34721 ! Transfer data port to memory.
34722
34723 _port_read_byte:
34724 push bp
34725 mov bp,sp
34726 push di
34727 push es
34728
34729 call portio_setup
34730 mov di,bx ! di = destination offset
34731 mov es,ax ! es = destination segment
34732 rep
34733 insb
34734
34735 pop es
34736 pop di
34737 pop bp
34738 ret
34739
34740
34741 !*===========================================================================*
34742 !* port_write *
34743 !*===========================================================================*
34744 ! PUBLIC void port_write(port_t port, phys_bytes source, unsigned bytcount);
34745 ! Transfer data from memory to (hard disk controller) port.
34746
34747 _port_write:
34748 push bp
34749 mov bp,sp
.Op 493 src/kernel/klib88.s
34750 push si
34751 push ds
34752
34753 call portio_setup
34754 shr cx,#1 ! count in words
34755 mov si,bx ! si = source offset
34756 mov ds,ax ! ds = source segment
34757 rep
34758 outs
34759
34760 pop ds
34761 pop si
34762 pop bp
34763 ret
34764
34765
34766 !*===========================================================================*
34767 !* port_write_byte *
34768 !*===========================================================================*
34769 ! PUBLIC void port_write_byte(port_t port, phys_bytes source,
34770 ! unsigned bytcount);
34771 ! Transfer data from memory to port.
34772
34773 _port_write_byte:
34774 push bp
34775 mov bp,sp
34776 push si
34777 push ds
34778
34779 call portio_setup
34780 mov si,bx ! si = source offset
34781 mov ds,ax ! ds = source segment
34782 rep
34783 outsb
34784
34785 pop ds
34786 pop si
34787 pop bp
34788 ret
34789
34790
34791 !*===========================================================================*
34792 !* lock *
34793 !*===========================================================================*
34794 ! PUBLIC void lock();
34795 ! Disable CPU interrupts.
34796
34797 _lock:
34798 cli ! disable interrupts
34799 ret
34800
34801
34802 !*===========================================================================*
34803 !* unlock *
34804 !*===========================================================================*
34805 ! PUBLIC void unlock();
34806 ! Enable CPU interrupts.
34807
34808 _unlock:
34809 sti
.Ep 494 src/kernel/klib88.s
34810 ret
34811
34812
34813 !*==========================================================================*
34814 !* enable_irq *
34815 !*==========================================================================*/
34816 ! PUBLIC void enable_irq(unsigned irq)
34817 ! Enable an interrupt request line by clearing an 8259 bit.
34818 ! Equivalent code for irq < 8:
34819 ! out_byte(INT_CTLMASK, in_byte(INT_CTLMASK) & ~(1 << irq));
34820
34821 _enable_irq:
34822 mov bx, sp
34823 mov cx, 2(bx) ! irq
34824 pushf
34825 cli
34826 movb ah, #~1
34827 rolb ah, cl ! ah = ~(1 << (irq % 8))
34828 cmpb cl, #8
34829 jae enable_8 ! enable irq >= 8 at the slave 8259
34830 enable_0:
34831 inb INT_CTLMASK
34832 andb al, ah
34833 outb INT_CTLMASK ! clear bit at master 8259
34834 popf
34835 ret
34836 enable_8:
34837 inb INT2_CTLMASK
34838 andb al, ah
34839 outb INT2_CTLMASK ! clear bit at slave 8259
34840 popf
34841 ret
34842
34843
34844 !*==========================================================================*
34845 !* disable_irq *
34846 !*==========================================================================*/
34847 ! PUBLIC int disable_irq(unsigned irq)
34848 ! Disable an interrupt request line by setting an 8259 bit.
34849 ! Equivalent code for irq < 8:
34850 ! out_byte(INT_CTLMASK, in_byte(INT_CTLMASK) | (1 << irq));
34851 ! Returns true iff the interrupt was not already disabled.
34852
34853 _disable_irq:
34854 mov bx, sp
34855 mov cx, 2(bx) ! irq
34856 pushf
34857 cli
34858 movb ah, #1
34859 rolb ah, cl ! ah = (1 << (irq % 8))
34860 cmpb cl, #8
34861 jae disable_8 ! disable irq >= 8 at the slave 8259
34862 disable_0:
34863 inb INT_CTLMASK
34864 testb al, ah
34865 jnz dis_already ! already disabled?
34866 orb al, ah
34867 outb INT_CTLMASK ! set bit at master 8259
34868 popf
34869 mov ax, #1 ! disabled by this function
.Op 495 src/kernel/klib88.s
34870 ret
34871 disable_8:
34872 inb INT2_CTLMASK
34873 testb al, ah
34874 jnz dis_already ! already disabled?
34875 orb al, ah
34876 outb INT2_CTLMASK ! set bit at slave 8259
34877 popf
34878 mov ax, #1 ! disabled by this function
34879 ret
34880 dis_already:
34881 popf
34882 xor ax, ax ! already disabled
34883 ret
34884
34885
34886 !*===========================================================================*
34887 !* phys_copy *
34888 !*===========================================================================*
34889 ! PUBLIC void phys_copy(phys_bytes source, phys_bytes destination,
34890 ! phys_bytes bytecount);
34891 ! Copy a block of physical memory.
34892
34893 SRCLO = 4
34894 SRCHI = 6
34895 DESTLO = 8
34896 DESTHI = 10
34897 COUNTLO = 12
34898 COUNTHI = 14
34899
34900 _phys_copy:
34901 push bp ! save only registers required by C
34902 mov bp,sp ! set bp to point to source arg less 4
34903
34904 push si ! save si
34905 push di ! save di
34906 push ds ! save ds
34907 push es ! save es
34908
34909 mov ax,SRCLO(bp) ! dx:ax = source address (dx is NOT segment)
34910 mov dx,SRCHI(bp)
34911 mov si,ax ! si = source offset = address % 16
34912 and si,#OFF_MASK
34913 andb dl,#HCHIGH_MASK ! ds = source segment = address / 16 % 0x10000
34914 andb al,#HCLOW_MASK
34915 orb al,dl ! now bottom 4 bits of dx are in ax
34916 movb cl,#HCLICK_SHIFT ! rotate them to the top 4
34917 ror ax,cl
34918 mov ds,ax
34919
34920 mov ax,DESTLO(bp) ! dx:ax = destination addr (dx is NOT segment)
34921 mov dx,DESTHI(bp)
34922 mov di,ax ! di = dest offset = address % 16
34923 and di,#OFF_MASK
34924 andb dl,#HCHIGH_MASK ! es = dest segment = address / 16 % 0x10000
34925 andb al,#HCLOW_MASK
34926 orb al,dl
34927 ror ax,cl
34928 mov es,ax
34929
.Ep 496 src/kernel/klib88.s
34930 mov ax,COUNTLO(bp) ! dx:ax = remaining count
34931 mov dx,COUNTHI(bp)
34932
34933 ! copy upwards (cannot handle overlapped copy)
34934
34935 pc_loop:
34936 mov cx,ax ! provisional count for this iteration
34937 test ax,ax ! if count >= 0x8000, only do 0x8000 per iter
34938 js pc_bigcount ! low byte already >= 0x8000
34939 test dx,dx
34940 jz pc_upcount ! less than 0x8000
34941 pc_bigcount:
34942 mov cx,#0x8000 ! use maximum count per iteration
34943 pc_upcount:
34944 sub ax,cx ! update count
34945 sbb dx,#0 ! cannot underflow, so carry clear now for rcr
34946 rcr cx,#1 ! count in words, carry remembers if byte
34947 jnb pc_even ! no odd byte
34948 movb ! copy odd byte
34949 pc_even:
34950 rep ! copy 1 word at a time
34951 movs ! word copy
34952
34953 mov cx,ax ! test if remaining count is 0
34954 or cx,dx
34955 jnz pc_more ! more to do
34956
34957 pop es ! restore es
34958 pop ds ! restore ds
34959 pop di ! restore di
34960 pop si ! restore si
34961 pop bp ! restore bp
34962 ret ! return to caller
34963
34964 pc_more:
34965 sub si,#0x8000 ! adjust pointers so the offset does not
34966 mov cx,ds ! overflow in the next 0x8000 bytes
34967 add cx,#0x800 ! pointers end up same physical location
34968 mov ds,cx ! the current offsets are known >= 0x8000
34969 sub di,#0x8000 ! since we just copied that many
34970 mov cx,es
34971 add cx,#0x800
34972 mov es,cx
34973 jmp pc_loop ! start next iteration
34974
34975
34976 !*===========================================================================*
34977 !* mem_rdw *
34978 !*===========================================================================*
34979 ! PUBLIC u16_t mem_rdw(u16_t segment, u16_t *offset);
34980 ! Load and return the word at the far pointer segment:offset.
34981
34982 _mem_rdw:
34983 mov cx,ds ! save ds
34984 pop dx ! return adr
34985 pop ds ! segment
34986 pop bx ! offset
34987 sub sp,#2+2 ! adjust for parameters popped
34988 mov ax,(bx) ! load the word to return
34989 mov ds,cx ! restore ds
.Op 497 src/kernel/klib88.s
34990 jmp (dx) ! return
34991
34992
34993 !*===========================================================================*
34994 !* reset *
34995 !*===========================================================================*
34996 ! PUBLIC void reset();
34997 ! Reset the system.
34998 ! In real mode we simply jump to the reset address.
34999
35000 _reset:
35001 jmpf 0,0xFFFF
35002
35003
35004 !*===========================================================================*
35005 !* mem_vid_copy *
35006 !*===========================================================================*
35007 ! PUBLIC void mem_vid_copy(u16 *src, unsigned dst, unsigned count);
35008 !
35009 ! Copy count characters from kernel memory to video memory. Src, dst and
35010 ! count are character (word) based video offsets and counts. If src is null
35011 ! then screen memory is blanked by filling it with blank_color.
35012
35013 MVC_ARGS = 2 + 2 + 2 + 2 ! 2 + 2 + 2
35014 ! es di si ip src dst ct
35015
35016 _mem_vid_copy:
35017 push si
35018 push di
35019 push es
35020 mov bx, sp
35021 mov si, MVC_ARGS(bx) ! source
35022 mov di, MVC_ARGS+2(bx) ! destination
35023 mov dx, MVC_ARGS+2+2(bx) ! count
35024 mov es, _vid_seg ! destination is video segment
35025 cld ! make sure direction is up
35026 mvc_loop:
35027 and di, _vid_mask ! wrap address
35028 mov cx, dx ! one chunk to copy
35029 mov ax, _vid_size
35030 sub ax, di
35031 cmp cx, ax
35032 jbe 0f
35033 mov cx, ax ! cx = min(cx, vid_size - di)
35034 0: sub dx, cx ! count -= cx
35035 shl di, #1 ! byte address
35036 test si, si ! source == 0 means blank the screen
35037 jz mvc_blank
35038 mvc_copy:
35039 rep ! copy words to video memory
35040 movs
35041 jmp mvc_test
35042 mvc_blank:
35043 mov ax, _blank_color ! ax = blanking character
35044 rep
35045 stos ! copy blanks to video memory
35046 !jmp mvc_test
35047 mvc_test:
35048 shr di, #1 ! word addresses
35049 test dx, dx
.Ep 498 src/kernel/klib88.s
35050 jnz mvc_loop
35051 mvc_done:
35052 pop es
35053 pop di
35054 pop si
35055 ret
35056
35057
35058 !*===========================================================================*
35059 !* vid_vid_copy *
35060 !*===========================================================================*
35061 ! PUBLIC void vid_vid_copy(unsigned src, unsigned dst, unsigned count);
35062 !
35063 ! Copy count characters from video memory to video memory. Handle overlap.
35064 ! Used for scrolling, line or character insertion and deletion. Src, dst
35065 ! and count are character (word) based video offsets and counts.
35066
35067 VVC_ARGS = 2 + 2 + 2 + 2 ! 2 + 2 + 2
35068 ! es di si ip src dst ct
35069
35070 _vid_vid_copy:
35071 push si
35072 push di
35073 push es
35074 mov bx, sp
35075 mov si, VVC_ARGS(bx) ! source
35076 mov di, VVC_ARGS+2(bx) ! destination
35077 mov dx, VVC_ARGS+2+2(bx) ! count
35078 mov es, _vid_seg ! use video segment
35079 cmp si, di ! copy up or down?
35080 jb vvc_down
35081 vvc_up:
35082 cld ! direction is up
35083 vvc_uploop:
35084 and si, _vid_mask ! wrap addresses
35085 and di, _vid_mask
35086 mov cx, dx ! one chunk to copy
35087 mov ax, _vid_size
35088 sub ax, si
35089 cmp cx, ax
35090 jbe 0f
35091 mov cx, ax ! cx = min(cx, vid_size - si)
35092 0: mov ax, _vid_size
35093 sub ax, di
35094 cmp cx, ax
35095 jbe 0f
35096 mov cx, ax ! cx = min(cx, vid_size - di)
35097 0: sub dx, cx ! count -= cx
35098 shl si, #1
35099 shl di, #1 ! byte addresses
35100 rep
35101 eseg movs ! copy video words
35102 shr si, #1
35103 shr di, #1 ! word addresses
35104 test dx, dx
35105 jnz vvc_uploop ! again?
35106 jmp vvc_done
35107 vvc_down:
35108 std ! direction is down
35109 add si, dx ! start copying at the top
.Op 499 src/kernel/klib88.s
35110 dec si
35111 add di, dx
35112 dec di
35113 vvc_downloop:
35114 and si, _vid_mask ! wrap addresses
35115 and di, _vid_mask
35116 mov cx, dx ! one chunk to copy
35117 lea ax, 1(si)
35118 cmp cx, ax
35119 jbe 0f
35120 mov cx, ax ! cx = min(cx, si + 1)
35121 0: lea ax, 1(di)
35122 cmp cx, ax
35123 jbe 0f
35124 mov cx, ax ! cx = min(cx, di + 1)
35125 0: sub dx, cx ! count -= cx
35126 shl si, #1
35127 shl di, #1 ! byte addresses
35128 rep
35129 eseg movs ! copy video words
35130 shr si, #1
35131 shr di, #1 ! word addresses
35132 test dx, dx
35133 jnz vvc_downloop ! again?
35134 cld ! C compiler expect up
35135 !jmp vvc_done
35136 vvc_done:
35137 pop es
35138 pop di
35139 pop si
35140 ret
35141
35142
35143 !*===========================================================================*
35144 !* level0 *
35145 !*===========================================================================*
35146 ! PUBLIC void level0(void (*func)(void))
35147 ! Not very interesting in real mode, see p_level0.
35148 !
35149 _level0:
35150 mov bx, sp
35151 jmp @2(bx)
35152
35153
35154 !*===========================================================================*
35155 !* klib_init_prot *
35156 !*===========================================================================*
35157 ! PUBLIC void klib_init_prot();
35158 ! Initialize klib for protected mode by patching some real mode functions
35159 ! at their starts to jump to their protected mode equivalents, according to
35160 ! the patch table. Saves a lot of tests on the "protected_mode" variable.
35161 ! Note that this function must be run in real mode, for it writes the code
35162 ! segment. (One otherwise has to set up a descriptor, etc, etc.)
35163
35164 klib_init_prot:
35165 mov si,#patch_table
35166 kip_next:
35167 lods ! original function
35168 mov bx,ax
35169 cseg movb (bx),#JMP_OPCODE ! overwrite start of function by a long jump
.Ep 500 src/kernel/klib88.s
35170 lods ! new function - target of jump
35171 sub ax,bx ! relative jump
35172 sub ax,#3 ! adjust by length of jump instruction
35173 cseg mov 1(bx),ax ! set address
35174 cmp si,#end_patch_table ! end of table?
35175 jb kip_next
35176 kip_done:
35177 ret
35178
35179
35180 !*===========================================================================*
35181 !* variants for protected mode *
35182 !*===========================================================================*
35183 ! Some routines are different in protected mode.
35184 ! The only essential difference is the handling of segment registers.
35185 ! One complication is that the method of building segment descriptors is not
35186 ! reentrant, so the protected mode versions must not be called by interrupt
35187 ! handlers.
35188
35189
35190 !*===========================================================================*
35191 !* p_cp_mess *
35192 !*===========================================================================*
35193 ! The real mode version attempts to be efficient by passing raw segments but
35194 ! that just gets in the way here.
35195
35196 p_cp_mess:
35197 cld
35198 pop dx
35199 pop bx ! proc
35200 pop cx ! source clicks
35201 pop ax ! source offset
35202 #if CLICK_SHIFT != HCLICK_SHIFT + 4
35203 #error /* the only click size supported is 256, to avoid slow shifts here */
35204 #endif
35205 addb ah,cl ! calculate source offset
35206 adcb ch,#0 ! and put in base of source descriptor
35207 mov _gdt+DS_286_OFFSET+DESC_BASE,ax
35208 movb _gdt+DS_286_OFFSET+DESC_BASE_MIDDLE,ch
35209 pop cx ! destination clicks
35210 pop ax ! destination offset
35211 addb ah,cl ! calculate destination offset
35212 adcb ch,#0 ! and put in base of destination descriptor
35213 mov _gdt+ES_286_OFFSET+DESC_BASE,ax
35214 movb _gdt+ES_286_OFFSET+DESC_BASE_MIDDLE,ch
35215 sub sp,#2+2+2+2+2
35216
35217 push ds
35218 push es
35219 mov ax,#DS_286_SELECTOR
35220 mov ds,ax
35221 mov ax,#ES_286_SELECTOR
35222 mov es,ax
35223
35224 eseg mov 0,bx ! proc no. of sender from arg, not msg
35225 mov ax,si
35226 mov bx,di
35227 mov si,#2 ! src offset is now 2 relative to start of seg
35228 mov di,si ! and destination offset
35229 mov cx,#Msize-1 ! word count
.Op 501 src/kernel/klib88.s
35230 rep
35231 movs
35232 mov di,bx
35233 mov si,ax
35234 pop es
35235 pop ds
35236 jmp (dx)
35237
35238
35239 !*===========================================================================*
35240 !* p_portio_setup *
35241 !*===========================================================================*
35242 ! The port_read, port_write, etc. functions need a setup routine that uses
35243 ! a segment descriptor.
35244 p_portio_setup:
35245 mov ax,4+2(bp) ! source/destination address in dx:ax
35246 mov dx,4+2+2(bp)
35247 mov _gdt+DS_286_OFFSET+DESC_BASE,ax
35248 movb _gdt+DS_286_OFFSET+DESC_BASE_MIDDLE,dl
35249 xor bx,bx ! bx = 0 = start of segment
35250 mov ax,#DS_286_SELECTOR ! ax = segment selector
35251 mov cx,4+2+4(bp) ! count in bytes
35252 mov dx,4(bp) ! port to read from
35253 cld ! direction is UP
35254 ret
35255
35256
35257 !*===========================================================================*
35258 !* p_phys_copy *
35259 !*===========================================================================*
35260 p_phys_copy:
35261 cld
35262 pop dx
35263 pop _gdt+DS_286_OFFSET+DESC_BASE
35264 pop ax ! pop source into base of source descriptor
35265 movb _gdt+DS_286_OFFSET+DESC_BASE_MIDDLE,al
35266 pop _gdt+ES_286_OFFSET+DESC_BASE
35267 pop ax ! pop destination into base of dst descriptor
35268 movb _gdt+ES_286_OFFSET+DESC_BASE_MIDDLE,al
35269 pop cx ! byte count in bx:cx
35270 pop bx
35271 sub sp,#4+4+4
35272
35273 push di
35274 push si
35275 push es
35276 push ds
35277 sub si,si ! src offset is now 0 relative to start of seg
35278 mov di,si ! and destination offset
35279 jmp ppc_next
35280
35281 ! It is too much trouble to align the segment bases, so word alignment is hard.
35282 ! Avoiding the book-keeping for alignment may be good anyway.
35283
35284 ppc_large:
35285 push cx
35286 mov cx,#0x8000 ! copy a large chunk of this many words
35287 rep
35288 movs
35289 pop cx
.Ep 502 src/kernel/klib88.s
35290 dec bx
35291 pop ds ! update the descriptors
35292 incb _gdt+DS_286_OFFSET+DESC_BASE_MIDDLE
35293 incb _gdt+ES_286_OFFSET+DESC_BASE_MIDDLE
35294 push ds
35295 ppc_next:
35296 mov ax,#DS_286_SELECTOR ! (re)load the selectors
35297 mov ds,ax
35298 mov ax,#ES_286_SELECTOR
35299 mov es,ax
35300 test bx,bx
35301 jnz ppc_large
35302
35303 shr cx,#1 ! word count
35304 rep
35305 movs ! move any leftover words
35306 rcl cx,#1 ! restore old bit 0
35307 rep
35308 movb ! move any leftover byte
35309 pop ds
35310 pop es
35311 pop si
35312 pop di
35313 jmp (dx)
35314
35315 !*===========================================================================*
35316 !* p_reset *
35317 !*===========================================================================*
35318 ! Reset the system by loading IDT with offset 0 and interrupting.
35319
35320 p_reset:
35321 lidt idt_zero
35322 int 3 ! anything goes, the 286 will not like it
35323
35324
35325 !*===========================================================================*
35326 !* p_level0 *
35327 !*===========================================================================*
35328 ! PUBLIC void level0(void (*func)(void))
35329 ! Call a function at permission level 0. This allows kernel tasks to do
35330 ! things that are only possible at the most privileged CPU level.
35331 !
35332 p_level0:
35333 mov bx, sp
35334 mov ax, 2(bx)
35335 mov _level0_func, ax
35336 int LEVEL0_VECTOR
35337 ret
35338
35339
35340 !*===========================================================================*
35341 !* data *
35342 !*===========================================================================*
35343 .data
35344 patch_table: ! pairs (old function, new function)
35345 #if ENABLE_BIOS_WINI
35346 .data2 _bios13, p_bios13
35347 #endif
35348 .data2 _cp_mess, p_cp_mess
35349 .data2 _phys_copy, p_phys_copy
.Op 503 src/kernel/klib88.s
35350 .data2 portio_setup, p_portio_setup
35351 .data2 _reset, p_reset
35352 .data2 _level0, p_level0
35353 .data2 _restart, p_restart ! in mpx file
35354 .data2 save, p_save ! in mpx file
35355 end_patch_table: ! end of table
35356
35357 idt_vectors: ! limit and base of real mode interrupt vectors
35358 .data2 0x3FF
35359 idt_zero: ! zero limit IDT to cause a processor shutdown
35360 .data2 0, 0, 0
35361
35362 .bss
35363 save_sp: ! place to put sp when switching to real mode
35364 .space 2
35365 msw: ! saved real mode machine status word
35366 .space 2
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/mpx.s
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
35400 #
35401 ! Chooses between the 8086 and 386 versions of the Minix startup code.
35402
35403 #include <minix/config.h>
35404 #if _WORD_SIZE == 2
35405 #include "mpx88.s"
35406 #else
35407 #include "mpx386.s"
35408 #endif
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/mpx386.s
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
35500 #
35501 ! This file contains the assembler startup code for Minix and the 32-bit
35502 ! interrupt handlers. It cooperates with start.c to set up a good
35503 ! environment for main().
35504
35505 ! This file is part of the lowest layer of the MINIX kernel. The other part
35506 ! is "proc.c". The lowest layer does process switching and message handling.
35507
35508 ! Every transition to the kernel goes through this file. Transitions are
35509 ! caused by sending/receiving messages and by most interrupts. (RS232
35510 ! interrupts may be handled in the file "rs2.s" and then they rarely enter
35511 ! the kernel.)
35512
35513 ! Transitions to the kernel may be nested. The initial entry may be with a
35514 ! system call, exception or hardware interrupt; reentries may only be made
35515 ! by hardware interrupts. The count of reentries is kept in "k_reenter".
35516 ! It is important for deciding whether to switch to the kernel stack and
35517 ! for protecting the message passing code in "proc.c".
35518
35519 ! For the message passing trap, most of the machine state is saved in the
.Ep 504 src/kernel/mpx386.s
35520 ! proc table. (Some of the registers need not be saved.) Then the stack is
35521 ! switched to "k_stack", and interrupts are reenabled. Finally, the system
35522 ! call handler (in C) is called. When it returns, interrupts are disabled
35523 ! again and the code falls into the restart routine, to finish off held-up
35524 ! interrupts and run the process or task whose pointer is in "proc_ptr".
35525
35526 ! Hardware interrupt handlers do the same, except (1) The entire state must
35527 ! be saved. (2) There are too many handlers to do this inline, so the save
35528 ! routine is called. A few cycles are saved by pushing the address of the
35529 ! appropiate restart routine for a return later. (3) A stack switch is
35530 ! avoided when the stack is already switched. (4) The (master) 8259 interrupt
35531 ! controller is reenabled centrally in save(). (5) Each interrupt handler
35532 ! masks its interrupt line using the 8259 before enabling (other unmasked)
35533 ! interrupts, and unmasks it after servicing the interrupt. This limits the
35534 ! nest level to the number of lines and protects the handler from itself.
35535
35536 ! For communication with the boot monitor at startup time some constant
35537 ! data are compiled into the beginning of the text segment. This facilitates
35538 ! reading the data at the start of the boot process, since only the first
35539 ! sector of the file needs to be read.
35540
35541 ! Some data storage is also allocated at the end of this file. This data
35542 ! will be at the start of the data segment of the kernel and will be read
35543 ! and modified by the boot monitor before the kernel starts.
35544
35545 ! sections
35546
35547 .sect .text
35548 begtext:
35549 .sect .rom
35550 begrom:
35551 .sect .data
35552 begdata:
35553 .sect .bss
35554 begbss:
35555
35556 #include <minix/config.h>
35557 #include <minix/const.h>
35558 #include <minix/com.h>
35559 #include "const.h"
35560 #include "protect.h"
35561 #include "sconst.h"
35562
35563 /* Selected 386 tss offsets. */
35564 #define TSS3_S_SP0 4
35565
35566 ! Exported functions
35567 ! Note: in assembly language the .define statement applied to a function name
35568 ! is loosely equivalent to a prototype in C code -- it makes it possible to
35569 ! link to an entity declared in the assembly code but does not create
35570 ! the entity.
35571
35572 .define _idle_task
35573 .define _restart
35574 .define save
35575
35576 .define _divide_error
35577 .define _single_step_exception
35578 .define _nmi
35579 .define _breakpoint_exception
.Op 505 src/kernel/mpx386.s
35580 .define _overflow
35581 .define _bounds_check
35582 .define _inval_opcode
35583 .define _copr_not_available
35584 .define _double_fault
35585 .define _copr_seg_overrun
35586 .define _inval_tss
35587 .define _segment_not_present
35588 .define _stack_exception
35589 .define _general_protection
35590 .define _page_fault
35591 .define _copr_error
35592
35593 .define _hwint00 ! handlers for hardware interrupts
35594 .define _hwint01
35595 .define _hwint02
35596 .define _hwint03
35597 .define _hwint04
35598 .define _hwint05
35599 .define _hwint06
35600 .define _hwint07
35601 .define _hwint08
35602 .define _hwint09
35603 .define _hwint10
35604 .define _hwint11
35605 .define _hwint12
35606 .define _hwint13
35607 .define _hwint14
35608 .define _hwint15
35609
35610 .define _s_call
35611 .define _p_s_call
35612 .define _level0_call
35613
35614 ! Imported functions.
35615
35616 .extern _cstart
35617 .extern _main
35618 .extern _exception
35619 .extern _interrupt
35620 .extern _sys_call
35621 .extern _unhold
35622
35623 ! Exported variables.
35624 ! Note: when used with a variable the .define does not reserve storage,
35625 ! it makes the name externally visible so it may be linked to.
35626
35627 .define begbss
35628 .define begdata
35629 .define _sizes
35630
35631 ! Imported variables.
35632
35633 .extern _gdt
35634 .extern _code_base
35635 .extern _data_base
35636 .extern _held_head
35637 .extern _k_reenter
35638 .extern _pc_at
35639 .extern _proc_ptr
.Ep 506 src/kernel/mpx386.s
35640 .extern _ps_mca
35641 .extern _tss
35642 .extern _level0_func
35643 .extern _mon_sp
35644 .extern _mon_return
35645 .extern _reboot_code
35646
35647 .sect .text
35648 !*===========================================================================*
35649 !* MINIX *
35650 !*===========================================================================*
35651 MINIX: ! this is the entry point for the MINIX kernel
35652 jmp over_flags ! skip over the next few bytes
35653 .data2 CLICK_SHIFT ! for the monitor: memory granularity
35654 flags:
35655 .data2 0x002D ! boot monitor flags:
35656 ! call in 386 mode, make stack,
35657 ! load high, will return
35658 nop ! extra byte to sync up disassembler
35659 over_flags:
35660
35661 ! Set up a C stack frame on the monitor stack. (The monitor sets cs and ds
35662 ! right. The ss descriptor still references the monitor data segment.)
35663 movzx esp, sp ! monitor stack is a 16 bit stack
35664 push ebp
35665 mov ebp, esp
35666 push esi
35667 push edi
35668 cmp 4(ebp), 0 ! nonzero if return possible
35669 jz noret
35670 inc (_mon_return)
35671 noret: mov (_mon_sp), esp ! save stack pointer for later return
35672
35673 ! Copy the monitor global descriptor table to the address space of kernel and
35674 ! switch over to it. Prot_init() can then update it with immediate effect.
35675
35676 sgdt (_gdt+GDT_SELECTOR) ! get the monitor gdtr
35677 mov esi, (_gdt+GDT_SELECTOR+2) ! absolute address of GDT
35678 mov ebx, _gdt ! address of kernel GDT
35679 mov ecx, 8*8 ! copying eight descriptors
35680 copygdt:
35681 eseg movb al, (esi)
35682 movb (ebx), al
35683 inc esi
35684 inc ebx
35685 loop copygdt
35686 mov eax, (_gdt+DS_SELECTOR+2) ! base of kernel data
35687 and eax, 0x00FFFFFF ! only 24 bits
35688 add eax, _gdt ! eax = vir2phys(gdt)
35689 mov (_gdt+GDT_SELECTOR+2), eax ! set base of GDT
35690 lgdt (_gdt+GDT_SELECTOR) ! switch over to kernel GDT
35691
35692 ! Locate boot parameters, set up kernel segment registers and stack.
35693 mov ebx, 8(ebp) ! boot parameters offset
35694 mov edx, 12(ebp) ! boot parameters length
35695 mov ax, ds ! kernel data
35696 mov es, ax
35697 mov fs, ax
35698 mov gs, ax
35699 mov ss, ax
.Op 507 src/kernel/mpx386.s
35700 mov esp, k_stktop ! set sp to point to the top of kernel stack
35701
35702 ! Call C startup code to set up a proper environment to run main().
35703 push edx
35704 push ebx
35705 push SS_SELECTOR
35706 push MON_CS_SELECTOR
35707 push DS_SELECTOR
35708 push CS_SELECTOR
35709 call _cstart ! cstart(cs, ds, mcs, mds, parmoff, parmlen)
35710 add esp, 6*4
35711
35712 ! Reload gdtr, idtr and the segment registers to global descriptor table set
35713 ! up by prot_init().
35714
35715 lgdt (_gdt+GDT_SELECTOR)
35716 lidt (_gdt+IDT_SELECTOR)
35717
35718 jmpf CS_SELECTOR:csinit
35719 csinit:
35720 o16 mov ax, DS_SELECTOR
35721 mov ds, ax
35722 mov es, ax
35723 mov fs, ax
35724 mov gs, ax
35725 mov ss, ax
35726 o16 mov ax, TSS_SELECTOR ! no other TSS is used
35727 ltr ax
35728 push 0 ! set flags to known good state
35729 popf ! esp, clear nested task and int enable
35730
35731 jmp _main ! main()
35732
35733
35734 !*===========================================================================*
35735 !* interrupt handlers *
35736 !* interrupt handlers for 386 32-bit protected mode *
35737 !*===========================================================================*
35738
35739 !*===========================================================================*
35740 !* hwint00 - 07 *
35741 !*===========================================================================*
35742 ! Note this is a macro, it looks like a subroutine.
35743 #define hwint_master(irq)
35744 call save /* save interrupted process state */;
35745 inb INT_CTLMASK ;
35746 orb al, [1<<irq] ;
35747 outb INT_CTLMASK /* disable the irq */;
35748 movb al, ENABLE ;
35749 outb INT_CTL /* reenable master 8259 */;
35750 sti /* enable interrupts */;
35751 push irq /* irq */;
35752 call (_irq_table + 4*irq) /* eax = (*irq_table[irq])(irq) */;
35753 pop ecx ;
35754 cli /* disable interrupts */;
35755 test eax, eax /* need to reenable irq? */;
35756 jz 0f ;
35757 inb INT_CTLMASK ;
35758 andb al, ~[1<<irq] ;
35759 outb INT_CTLMASK /* enable the irq */;
.Ep 508 src/kernel/mpx386.s
35760 0: ret /* restart (another) process */
35761
35762 ! Each of these entry points is an expansion of the hwint_master macro
35763 .align 16
35764 _hwint00: ! Interrupt routine for irq 0 (the clock).
35765 hwint_master(0)
35766
35767 .align 16
35768 _hwint01: ! Interrupt routine for irq 1 (keyboard)
35769 hwint_master(1)
35770
35771 .align 16
35772 _hwint02: ! Interrupt routine for irq 2 (cascade!)
35773 hwint_master(2)
35774
35775 .align 16
35776 _hwint03: ! Interrupt routine for irq 3 (second serial)
35777 hwint_master(3)
35778
35779 .align 16
35780 _hwint04: ! Interrupt routine for irq 4 (first serial)
35781 hwint_master(4)
35782
35783 .align 16
35784 _hwint05: ! Interrupt routine for irq 5 (XT winchester)
35785 hwint_master(5)
35786
35787 .align 16
35788 _hwint06: ! Interrupt routine for irq 6 (floppy)
35789 hwint_master(6)
35790
35791 .align 16
35792 _hwint07: ! Interrupt routine for irq 7 (printer)
35793 hwint_master(7)
35794
35795 !*===========================================================================*
35796 !* hwint08 - 15 *
35797 !*===========================================================================*
35798 ! Note this is a macro, it looks like a subroutine.
35799 #define hwint_slave(irq)
35800 call save /* save interrupted process state */;
35801 inb INT2_CTLMASK ;
35802 orb al, [1<<[irq-8]] ;
35803 outb INT2_CTLMASK /* disable the irq */;
35804 movb al, ENABLE ;
35805 outb INT_CTL /* reenable master 8259 */;
35806 jmp .+2 /* delay */;
35807 outb INT2_CTL /* reenable slave 8259 */;
35808 sti /* enable interrupts */;
35809 push irq /* irq */;
35810 call (_irq_table + 4*irq) /* eax = (*irq_table[irq])(irq) */;
35811 pop ecx ;
35812 cli /* disable interrupts */;
35813 test eax, eax /* need to reenable irq? */;
35814 jz 0f ;
35815 inb INT2_CTLMASK ;
35816 andb al, ~[1<<[irq-8]] ;
35817 outb INT2_CTLMASK /* enable the irq */;
35818 0: ret /* restart (another) process */
35819
.Op 509 src/kernel/mpx386.s
35820 ! Each of these entry points is an expansion of the hwint_slave macro
35821 .align 16
35822 _hwint08: ! Interrupt routine for irq 8 (realtime clock)
35823 hwint_slave(8)
35824
35825 .align 16
35826 _hwint09: ! Interrupt routine for irq 9 (irq 2 redirected)
35827 hwint_slave(9)
35828
35829 .align 16
35830 _hwint10: ! Interrupt routine for irq 10
35831 hwint_slave(10)
35832
35833 .align 16
35834 _hwint11: ! Interrupt routine for irq 11
35835 hwint_slave(11)
35836
35837 .align 16
35838 _hwint12: ! Interrupt routine for irq 12
35839 hwint_slave(12)
35840
35841 .align 16
35842 _hwint13: ! Interrupt routine for irq 13 (FPU exception)
35843 hwint_slave(13)
35844
35845 .align 16
35846 _hwint14: ! Interrupt routine for irq 14 (AT winchester)
35847 hwint_slave(14)
35848
35849 .align 16
35850 _hwint15: ! Interrupt routine for irq 15
35851 hwint_slave(15)
35852
35853 !*===========================================================================*
35854 !* save *
35855 !*===========================================================================*
35856 ! Save for protected mode.
35857 ! This is much simpler than for 8086 mode, because the stack already points
35858 ! into the process table, or has already been switched to the kernel stack.
35859
35860 .align 16
35861 save:
35862 cld ! set direction flag to a known value
35863 pushad ! save "general" registers
35864 o16 push ds ! save ds
35865 o16 push es ! save es
35866 o16 push fs ! save fs
35867 o16 push gs ! save gs
35868 mov dx, ss ! ss is kernel data segment
35869 mov ds, dx ! load rest of kernel segments
35870 mov es, dx ! kernel does not use fs, gs
35871 mov eax, esp ! prepare to return
35872 incb (_k_reenter) ! from -1 if not reentering
35873 jnz set_restart1 ! stack is already kernel stack
35874 mov esp, k_stktop
35875 push _restart ! build return address for int handler
35876 xor ebp, ebp ! for stacktrace
35877 jmp RETADR-P_STACKBASE(eax)
35878
35879 .align 4
.Ep 510 src/kernel/mpx386.s
35880 set_restart1:
35881 push restart1
35882 jmp RETADR-P_STACKBASE(eax)
35883
35884 !*===========================================================================*
35885 !* _s_call *
35886 !*===========================================================================*
35887 .align 16
35888 _s_call:
35889 _p_s_call:
35890 cld ! set direction flag to a known value
35891 sub esp, 6*4 ! skip RETADR, eax, ecx, edx, ebx, est
35892 push ebp ! stack already points into proc table
35893 push esi
35894 push edi
35895 o16 push ds
35896 o16 push es
35897 o16 push fs
35898 o16 push gs
35899 mov dx, ss
35900 mov ds, dx
35901 mov es, dx
35902 incb (_k_reenter)
35903 mov esi, esp ! assumes P_STACKBASE == 0
35904 mov esp, k_stktop
35905 xor ebp, ebp ! for stacktrace
35906 ! end of inline save
35907 sti ! allow SWITCHER to be interrupted
35908 ! now set up parameters for sys_call()
35909 push ebx ! pointer to user message
35910 push eax ! src/dest
35911 push ecx ! SEND/RECEIVE/BOTH
35912 call _sys_call ! sys_call(function, src_dest, m_ptr)
35913 ! caller is now explicitly in proc_ptr
35914 mov AXREG(esi), eax ! sys_call MUST PRESERVE si
35915 cli ! disable interrupts
35916
35917 ! Fall into code to restart proc/task running.
35918
35919 !*===========================================================================*
35920 !* restart *
35921 !*===========================================================================*
35922 _restart:
35923
35924 ! Flush any held-up interrupts.
35925 ! This reenables interrupts, so the current interrupt handler may reenter.
35926 ! This does not matter, because the current handler is about to exit and no
35927 ! other handlers can reenter since flushing is only done when k_reenter == 0.
35928
35929 cmp (_held_head), 0 ! do fast test to usually avoid function call
35930 jz over_call_unhold
35931 call _unhold ! this is rare so overhead acceptable
35932 over_call_unhold:
35933 mov esp, (_proc_ptr) ! will assume P_STACKBASE == 0
35934 lldt P_LDT_SEL(esp) ! enable segment descriptors for task
35935 lea eax, P_STACKTOP(esp) ! arrange for next interrupt
35936 mov (_tss+TSS3_S_SP0), eax ! to save state in process table
35937 restart1:
35938 decb (_k_reenter)
35939 o16 pop gs
.Op 511 src/kernel/mpx386.s
35940 o16 pop fs
35941 o16 pop es
35942 o16 pop ds
35943 popad
35944 add esp, 4 ! skip return adr
35945 iretd ! continue process
35946
35947 !*===========================================================================*
35948 !* exception handlers *
35949 !*===========================================================================*
35950 _divide_error:
35951 push DIVIDE_VECTOR
35952 jmp exception
35953
35954 _single_step_exception:
35955 push DEBUG_VECTOR
35956 jmp exception
35957
35958 _nmi:
35959 push NMI_VECTOR
35960 jmp exception
35961
35962 _breakpoint_exception:
35963 push BREAKPOINT_VECTOR
35964 jmp exception
35965
35966 _overflow:
35967 push OVERFLOW_VECTOR
35968 jmp exception
35969
35970 _bounds_check:
35971 push BOUNDS_VECTOR
35972 jmp exception
35973
35974 _inval_opcode:
35975 push INVAL_OP_VECTOR
35976 jmp exception
35977
35978 _copr_not_available:
35979 push COPROC_NOT_VECTOR
35980 jmp exception
35981
35982 _double_fault:
35983 push DOUBLE_FAULT_VECTOR
35984 jmp errexception
35985
35986 _copr_seg_overrun:
35987 push COPROC_SEG_VECTOR
35988 jmp exception
35989
35990 _inval_tss:
35991 push INVAL_TSS_VECTOR
35992 jmp errexception
35993
35994 _segment_not_present:
35995 push SEG_NOT_VECTOR
35996 jmp errexception
35997
35998 _stack_exception:
35999 push STACK_FAULT_VECTOR
.Ep 512 src/kernel/mpx386.s
36000 jmp errexception
36001
36002 _general_protection:
36003 push PROTECTION_VECTOR
36004 jmp errexception
36005
36006 _page_fault:
36007 push PAGE_FAULT_VECTOR
36008 jmp errexception
36009
36010 _copr_error:
36011 push COPROC_ERR_VECTOR
36012 jmp exception
36013
36014 !*===========================================================================*
36015 !* exception *
36016 !*===========================================================================*
36017 ! This is called for all exceptions which do not push an error code.
36018
36019 .align 16
36020 exception:
36021 sseg mov (trap_errno), 0 ! clear trap_errno
36022 sseg pop (ex_number)
36023 jmp exception1
36024
36025 !*===========================================================================*
36026 !* errexception *
36027 !*===========================================================================*
36028 ! This is called for all exceptions which push an error code.
36029
36030 .align 16
36031 errexception:
36032 sseg pop (ex_number)
36033 sseg pop (trap_errno)
36034 exception1: ! Common for all exceptions.
36035 push eax ! eax is scratch register
36036 mov eax, 0+4(esp) ! old eip
36037 sseg mov (old_eip), eax
36038 movzx eax, 4+4(esp) ! old cs
36039 sseg mov (old_cs), eax
36040 mov eax, 8+4(esp) ! old eflags
36041 sseg mov (old_eflags), eax
36042 pop eax
36043 call save
36044 push (old_eflags)
36045 push (old_cs)
36046 push (old_eip)
36047 push (trap_errno)
36048 push (ex_number)
36049 call _exception ! (ex_number, trap_errno, old_eip,
36050 ! old_cs, old_eflags)
36051 add esp, 5*4
36052 cli
36053 ret
36054
36055 !*===========================================================================*
36056 !* level0_call *
36057 !*===========================================================================*
36058 _level0_call:
36059 call save
.Op 513 src/kernel/mpx386.s
36060 jmp (_level0_func)
36061
36062 !*===========================================================================*
36063 !* idle_task *
36064 !*===========================================================================*
36065 _idle_task: ! executed when there is no work
36066 jmp _idle_task ! a "hlt" before this fails in protected mode
36067
36068 !*===========================================================================*
36069 !* data *
36070 !*===========================================================================*
36071 ! These declarations assure that storage will be allocated at the very
36072 ! beginning of the kernel data section, so the boot monitor can be easily
36073 ! told how to patch these locations. Note that the magic number is put
36074 ! here by the compiler, but will be read by, and then overwritten by,
36075 ! the boot monitor. When the kernel starts the sizes array will be
36076 ! found here, as if it had been initialized by the compiler.
36077
36078 .sect .rom ! Before the string table please
36079 _sizes: ! sizes of kernel, mm, fs filled in by boot
36080 .data2 0x526F ! this must be the first data entry (magic #)
36081 .space 16*2*2-2 ! monitor uses previous word and this space
36082 ! extra space allows for additional servers
36083 .sect .bss
36084 k_stack:
36085 .space K_STACK_BYTES ! kernel stack
36086 k_stktop: ! top of kernel stack
36087 .comm ex_number, 4
36088 .comm trap_errno, 4
36089 .comm old_eip, 4
36090 .comm old_cs, 4
36091 .comm old_eflags, 4
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/mpx88.s
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
36100 #
36101 ! This file contains the assembler startup code for Minix and the 16-bit
36102 ! interrupt handlers. It cooperates with cstart.c to set up a good
36103 ! environment for main().
36104
36105 ! This file is part of the lowest layer of the MINIX kernel. The other part
36106 ! is "proc.c". The lowest layer does process switching and message handling.
36107
36108 ! Every transition to the kernel goes through this file. Transitions are
36109 ! caused by sending/receiving messages and by most interrupts. (RS232
36110 ! interrupts may be handled in the file "rs2.s" and then they rarely enter
36111 ! the kernel.)
36112
36113 ! Transitions to the kernel may be nested. The initial entry may be with a
36114 ! system call, exception or hardware interrupt; reentries may only be made
36115 ! by hardware interrupts. The count of reentries is kept in "k_reenter".
36116 ! It is important for deciding whether to switch to the kernel stack and
36117 ! for protecting the message passing code in "proc.c".
36118
36119 ! For the message passing trap, most of the machine state is saved in the
.Ep 514 src/kernel/mpx88.s
36120 ! proc table. (Some of the registers need not be saved.) Then the stack is
36121 ! switched to "k_stack", and interrupts are reenabled. Finally, the system
36122 ! call handler (in C) is called. When it returns, interrupts are disabled
36123 ! again and the code falls into the restart routine, to finish off held-up
36124 ! interrupts and run the process or task whose pointer is in "proc_ptr".
36125
36126 ! Hardware interrupt handlers do the same, except (1) The entire state must
36127 ! be saved. (2) There are too many handlers to do this inline, so the save
36128 ! routine is called. A few cycles are saved by pushing the address of the
36129 ! appropiate restart routine for a return later. (3) A stack switch is
36130 ! avoided when the stack is already switched. (4) The (master) 8259 interrupt
36131 ! controller is reenabled centrally in save(). (5) Each interrupt handler
36132 ! masks its interrupt line using the 8259 before enabling (other unmasked)
36133 ! interrupts, and unmasks it after servicing the interrupt. This limits the
36134 ! nest level to the number of lines and protects the handler from itself.
36135
36136 ! For communication with the boot monitor at startup time some constant
36137 ! data are compiled into the beginning of the text segment. This facilitates
36138 ! reading the data at the start of the boot process, since only the first
36139 ! sector of the file needs to be read.
36140
36141 ! Some data storage is also allocated at the end of this file. This data
36142 ! will be at the start of the data segment of the kernel and will be read
36143 ! and modified by the boot monitor before the kernel starts.
36144
36145 #include <minix/config.h>
36146 #include <minix/const.h>
36147 #include <minix/com.h>
36148 #include "const.h"
36149 #include "sconst.h"
36150 #include "protect.h"
36151
36152 ! The external entry points into this file are:
36153 ! Note: in assembly language the .define statement applied to a function name
36154 ! is loosely equivalent to a prototype in C code -- it makes it possible to
36155 ! link to an entity declared in the assembly code but does not create
36156 ! the entity.
36157
36158 .define _idle_task ! executed when there is no work
36159 .define _int00 ! handlers for traps and exceptions
36160 .define _int01
36161 .define _int02
36162 .define _int03
36163 .define _int04
36164 .define _int05
36165 .define _int06
36166 .define _int07
36167 .define _hwint00 ! handlers for hardware interrupts
36168 .define _hwint01
36169 .define _hwint02
36170 .define _hwint03
36171 .define _hwint04
36172 .define _hwint05
36173 .define _hwint06
36174 .define _hwint07
36175 .define _hwint08
36176 .define _hwint09
36177 .define _hwint10
36178 .define _hwint11
36179 .define _hwint12
.Op 515 src/kernel/mpx88.s
36180 .define _hwint13
36181 .define _hwint14
36182 .define _hwint15
36183 .define _restart ! start running a task or process
36184 .define save ! save the machine state in the proc table
36185 .define _s_call ! process or task wants to send or receive a message
36186
36187 ! Imported functions.
36188
36189 .extern _cstart
36190 .extern _main
36191 .extern _exception
36192 .extern _interrupt
36193 .extern _sys_call
36194 .extern _unhold
36195 .extern klib_init_prot
36196 .extern real2prot
36197
36198 ! Exported variables.
36199 ! Note: when used with a variable the .define does not reserve storage,
36200 ! it makes the name externally visible so it may be linked to.
36201
36202 .define kernel_ds
36203 .define begbss
36204 .define begdata
36205 .define _sizes
36206
36207 ! Imported variables.
36208
36209 .extern kernel_cs
36210 .extern _gdt
36211 .extern _code_base
36212 .extern _data_base
36213 .extern _held_head
36214 .extern _k_reenter
36215 .extern _pc_at
36216 .extern _proc_ptr
36217 .extern _protected_mode
36218 .extern _ps_mca
36219 .extern _irq_table
36220
36221 .text
36222 !*===========================================================================*
36223 !* MINIX *
36224 !*===========================================================================*
36225 MINIX: ! this is the entry point for the MINIX kernel
36226 jmp over_kernel_ds ! skip over the next few bytes
36227 .data2 CLICK_SHIFT ! for the monitor: memory granularity
36228 kernel_ds:
36229 .data2 0x0024 ! boot monitor flags: (later kernel DS)
36230 ! make stack, will return
36231 over_kernel_ds:
36232
36233 ! Set up a C stack frame on the monitor stack. (The monitor sets cs and ds
36234 ! right. The ss register still references the monitor data segment.)
36235 push bp
36236 mov bp, sp
36237 push si
36238 push di
36239 mov cx, 4(bp) ! monitor code segment
.Ep 516 src/kernel/mpx88.s
36240 test cx, cx ! nonzero if return possible
36241 jz noret
36242 inc _mon_return
36243 noret: mov _mon_ss, ss ! save stack location for later return
36244 mov _mon_sp, sp
36245
36246 ! Locate boot parameters, set up kernel segment registers and stack.
36247 mov bx, 6(bp) ! boot parameters offset
36248 mov dx, 8(bp) ! boot parameters length
36249 mov ax, ds ! kernel data
36250 mov es, ax
36251 mov ss, ax
36252 mov sp, #k_stktop ! set sp to point to the top of kernel stack
36253
36254 ! Real mode needs to get kernel DS from the code segment. Protected mode
36255 ! needs CS in the jump back to real mode.
36256
36257 cseg mov kernel_cs, cs
36258 cseg mov kernel_ds, ds
36259
36260 ! Call C startup code to set up a proper environment to run main().
36261 push dx
36262 push bx
36263 push _mon_ss
36264 push cx
36265 push ds
36266 push cs
36267 call _cstart ! cstart(cs, ds, mcs, mds, parmoff, parmlen)
36268 add sp, #6*2
36269
36270 cmp _protected_mode, #0
36271 jz nosw ! ok to switch to protected mode?
36272
36273 call klib_init_prot ! initialize klib functions for protected mode
36274 call real2prot ! switch to protected mode
36275
36276 push #0 ! set flags to known good state
36277 popf ! especially, clear nested task and int enable
36278 nosw:
36279 jmp _main ! main()
36280
36281
36282 !*===========================================================================*
36283 !* interrupt handlers *
36284 !*===========================================================================*
36285
36286
36287 !*===========================================================================*
36288 !* hwint00 - 07 *
36289 !*===========================================================================*
36290 ! Note this is a macro, it looks like a subroutine.
36291 #define hwint_master(irq)
36292 call save /* save interrupted process state */;
36293 inb INT_CTLMASK ;
36294 orb al, *[1<<irq] ;
36295 outb INT_CTLMASK /* disable the irq */;
36296 movb al, *ENABLE ;
36297 outb INT_CTL /* reenable master 8259 */;
36298 sti /* enable interrupts */;
36299 mov ax, *irq ;
.Op 517 src/kernel/mpx88.s
36300 push ax /* irq */;
36301 call @_irq_table + 2*irq /* ax = (*irq_table[irq])(irq) */;
36302 pop cx ;
36303 cli /* disable interrupts */;
36304 test ax, ax /* need to reenable irq? */;
36305 jz 0f ;
36306 inb INT_CTLMASK ;
36307 andb al, *~[1<<irq] ;
36308 outb INT_CTLMASK /* enable the irq */;
36309 0: ret /* restart (another) process */
36310
36311 ! Each of these entry points is an expansion of the hwint_master macro
36312
36313 _hwint00: ! Interrupt routine for irq 0 (the clock).
36314 hwint_master(0)
36315
36316
36317 _hwint01: ! Interrupt routine for irq 1 (keyboard)
36318 hwint_master(1)
36319
36320
36321 _hwint02: ! Interrupt routine for irq 2 (cascade!)
36322 hwint_master(2)
36323
36324
36325 _hwint03: ! Interrupt routine for irq 3 (second serial)
36326 hwint_master(3)
36327
36328
36329 _hwint04: ! Interrupt routine for irq 4 (first serial)
36330 hwint_master(4)
36331
36332
36333 _hwint05: ! Interrupt routine for irq 5 (XT winchester)
36334 hwint_master(5)
36335
36336
36337 _hwint06: ! Interrupt routine for irq 6 (floppy)
36338 hwint_master(6)
36339
36340
36341 _hwint07: ! Interrupt routine for irq 7 (printer)
36342 hwint_master(7)
36343
36344
36345 !*===========================================================================*
36346 !* hwint08 - 15 *
36347 !*===========================================================================*
36348 ! Note this is a macro, it looks like a subroutine.
36349 #define hwint_slave(irq)
36350 call save /* save interrupted process state */;
36351 inb INT2_CTLMASK ;
36352 orb al, *[1<<[irq-8]] ;
36353 outb INT2_CTLMASK /* disable the irq */;
36354 movb al, *ENABLE ;
36355 outb INT_CTL /* reenable master 8259 */;
36356 jmp .+2 /* delay */;
36357 outb INT2_CTL /* reenable slave 8259 */;
36358 sti /* enable interrupts */;
36359 mov ax, *irq ;
.Ep 518 src/kernel/mpx88.s
36360 push ax /* irq */;
36361 call @_irq_table + 2*irq /* eax = (*irq_table[irq])(irq) */;
36362 pop cx ;
36363 cli /* disable interrupts */;
36364 test ax, ax /* need to reenable irq? */;
36365 jz 0f ;
36366 inb INT2_CTLMASK ;
36367 andb al, *~[1<<[irq-8]] ;
36368 outb INT2_CTLMASK /* enable the irq */;
36369 0: ret /* restart (another) process */
36370
36371 ! Each of these entry points is an expansion of the hwint_slave macro
36372
36373 _hwint08: ! Interrupt routine for irq 8 (realtime clock)
36374 hwint_slave(8)
36375
36376
36377 _hwint09: ! Interrupt routine for irq 9 (irq 2 redirected)
36378 hwint_slave(9)
36379
36380
36381 _hwint10: ! Interrupt routine for irq 10
36382 hwint_slave(10)
36383
36384
36385 _hwint11: ! Interrupt routine for irq 11
36386 hwint_slave(11)
36387
36388
36389 _hwint12: ! Interrupt routine for irq 12
36390 hwint_slave(12)
36391
36392
36393 _hwint13: ! Interrupt routine for irq 13 (FPU exception)
36394 hwint_slave(13)
36395
36396
36397 _hwint14: ! Interrupt routine for irq 14 (AT winchester)
36398 hwint_slave(14)
36399
36400
36401 _hwint15: ! Interrupt routine for irq 15
36402 hwint_slave(15)
36403
36404
36405 !*===========================================================================*
36406 !* save *
36407 !*===========================================================================*
36408 save: ! save the machine state in the proc table.
36409
36410 ! In protected mode a jump to p_save is patched over the following
36411 ! code during initialization.
36412
36413 cld ! set direction flag to a known value
36414 push ds
36415 push si
36416 cseg mov ds,kernel_ds
36417 incb _k_reenter ! from -1 if not reentering
36418 jnz push_current_stack ! stack is already kernel stack
36419
.Op 519 src/kernel/mpx88.s
36420 mov si,_proc_ptr
36421 mov AXREG(si),ax
36422 mov BXREG(si),bx
36423 mov CXREG(si),cx
36424 mov DXREG(si),dx
36425 pop SIREG(si)
36426 mov DIREG(si),di
36427 mov BPREG(si),bp
36428 mov ESREG(si),es
36429 pop DSREG(si)
36430 pop bx ! return adr
36431 pop PCREG(si)
36432 pop CSREG(si)
36433 pop PSWREG(si)
36434 mov SPREG(si),sp
36435 mov SSREG(si),ss
36436
36437 mov dx,ds
36438 mov ss,dx
36439 mov sp,#k_stktop
36440 mov ax,#_restart ! build return address for interrupt handler
36441 push ax
36442
36443 stack_switched:
36444 mov es,dx
36445 jmp (bx)
36446
36447 push_current_stack:
36448 push es
36449 push bp
36450 push di
36451 push dx
36452 push cx
36453 push bx
36454 push ax
36455 mov bp,sp
36456 mov bx,18(bp) ! get the return adr; it becomes junk on stack
36457 mov ax,#restart1
36458 push ax
36459 mov dx,ss
36460 mov ds,dx
36461 jmp stack_switched
36462
36463
36464 !*===========================================================================*
36465 !* s_call *
36466 !*===========================================================================*
36467 ! This is real mode version. Alternate (_p_s_call) will be used in
36468 ! protected mode
36469
36470 _s_call: ! System calls are vectored here.
36471 ! Do save routine inline for speed,
36472 ! but do not save ax, bx, cx, dx,
36473 ! since C does not require preservation,
36474 ! and ax returns the result code anyway.
36475 ! Regs bp, si, di get saved by sys_call as
36476 ! well, but it is impractical not to preserve
36477 ! them here, in case context gets switched.
36478 ! Some special-case code in pick_proc()
36479 ! could avoid this.
.Ep 520 src/kernel/mpx88.s
36480 cld ! set direction flag to a known value
36481 push ds
36482 push si
36483 cseg mov ds,kernel_ds
36484 incb _k_reenter
36485 mov si,_proc_ptr
36486 pop SIREG(si)
36487 mov DIREG(si),di
36488 mov BPREG(si),bp
36489 mov ESREG(si),es
36490 pop DSREG(si)
36491 pop PCREG(si)
36492 pop CSREG(si)
36493 pop PSWREG(si)
36494 mov SPREG(si),sp
36495 mov SSREG(si),ss
36496 mov dx,ds
36497 mov es,dx
36498 mov ss,dx ! interrupt handlers may not make system calls
36499 mov sp,#k_stktop ! so stack is not already switched
36500 ! end of inline save
36501 ! now set up parameters for C routine sys_call
36502 push bx ! pointer to user message
36503 push ax ! src/dest
36504 push cx ! SEND/RECEIVE/BOTH
36505 sti ! allow SWITCHER to be interrupted
36506 call _sys_call ! sys_call(function, src_dest, m_ptr)
36507 ! caller is now explicitly in proc_ptr
36508 mov AXREG(si),ax ! sys_call MUST PRESERVE si
36509 cli
36510
36511 ! Fall into code to restart proc/task running.
36512
36513
36514 !*===========================================================================*
36515 !* restart *
36516 !*===========================================================================*
36517 _restart:
36518
36519 ! Flush any held-up interrupts.
36520 ! This reenables interrupts, so the current interrupt handler may reenter.
36521 ! This does not matter, because the current handler is about to exit and no
36522 ! other handlers can reenter since flushing is only done when k_reenter == 0.
36523
36524 ! In protected mode a jump to p_restart is patched over the following
36525 ! code during initialization.
36526
36527 cmp _held_head,#0 ! do fast test to usually avoid function call
36528 jz over_call_unhold
36529 call _unhold ! this is rare so overhead is acceptable
36530 over_call_unhold:
36531
36532 mov si,_proc_ptr
36533 decb _k_reenter
36534 mov ax,AXREG(si) ! start restoring registers from proc table
36535 ! could make AXREG == 0 to use lodw here
36536 mov bx,BXREG(si)
36537 mov cx,CXREG(si)
36538 mov dx,DXREG(si)
36539 mov di,DIREG(si)
.Op 521 src/kernel/mpx88.s
36540 mov bp,BPREG(si)
36541 mov es,ESREG(si)
36542 mov ss,SSREG(si)
36543 mov sp,SPREG(si)
36544 push PSWREG(si) ! fake interrupt stack frame
36545 push CSREG(si)
36546 push PCREG(si)
36547 ! could put si:ds together to use
36548 ! lds si,SIREG(si)
36549 push DSREG(si)
36550 mov si,SIREG(si)
36551 pop ds
36552 iret
36553
36554 restart1:
36555 decb _k_reenter
36556 pop ax
36557 pop bx
36558 pop cx
36559 pop dx
36560 pop di
36561 pop bp
36562 pop es
36563 pop si
36564 pop ds
36565 add sp,#2 ! skip return adr
36566 iret
36567
36568
36569 !*===========================================================================*
36570 !* int00-07 *
36571 !*===========================================================================*
36572 ! These are entry points for exceptions (processor generated interrupts,
36573 ! usually caused by error conditions such as an attempt to divide by zero)
36574
36575 _int00: ! interrupt through vector 0
36576 push ax
36577 movb al,#0
36578 jmp exception
36579
36580 _int01: ! interrupt through vector 1, etc
36581 push ax
36582 movb al,#1
36583 jmp exception
36584
36585 _int02:
36586 push ax
36587 movb al,#2
36588 jmp exception
36589
36590 _int03:
36591 push ax
36592 movb al,#3
36593 jmp exception
36594
36595 _int04:
36596 push ax
36597 movb al,#4
36598 jmp exception
36599
.Ep 522 src/kernel/mpx88.s
36600 _int05:
36601 push ax
36602 movb al,#5
36603 jmp exception
36604
36605 _int06:
36606 push ax
36607 movb al,#6
36608 jmp exception
36609
36610 _int07:
36611 push ax
36612 movb al,#7
36613 !jmp exception
36614
36615 exception:
36616 cseg movb ex_number,al ! it is cumbersome to get this into dseg
36617 pop ax
36618 call save
36619 cseg push ex_number ! high byte is constant 0
36620 call _exception ! do whatever is necessary (sti only if safe)
36621 add sp,#2
36622 cli
36623 ret
36624
36625
36626 !*===========================================================================*
36627 !* level0_call *
36628 !*===========================================================================*
36629 _level0_call:
36630 call save
36631 jmp @_level0_func
36632
36633
36634 !*===========================================================================*
36635 !* idle_task *
36636 !*===========================================================================*
36637 _idle_task: ! executed when there is no work
36638 jmp _idle_task ! a "hlt" before this fails in protected mode
36639
36640
36641 !*===========================================================================*
36642 !* data *
36643 !*===========================================================================*
36644 ! NB some variables are stored in code segment.
36645
36646 ex_number: ! exception number
36647 .space 2
36648
36649
36650 !*===========================================================================*
36651 !* variants for 286 protected mode *
36652 !*===========================================================================*
36653
36654 ! Most routines are different in 286 protected mode.
36655 ! The only essential difference is that an interrupt in protected mode
36656 ! (usually) switches the stack, so there is less to do in software.
36657
36658 ! These functions are reached along jumps patched in by klib_init_prot():
36659
.Op 523 src/kernel/mpx88.s
36660 .define p_restart ! replaces _restart
36661 .define p_save ! replaces save
36662
36663 ! These exception and software-interrupt handlers are enabled by the new
36664 ! interrupt vector table set up in protect.c:
36665
36666 .define _divide_error ! _int00
36667 .define _single_step_exception ! _int01
36668 .define _nmi ! _int02
36669 .define _breakpoint_exception ! _int03
36670 .define _overflow ! _int04
36671 .define _bounds_check ! _int05
36672 .define _inval_opcode ! _int06
36673 .define _copr_not_available ! _int07
36674 .define _double_fault ! (286 trap)
36675 .define _copr_seg_overrun ! (etc)
36676 .define _inval_tss
36677 .define _segment_not_present
36678 .define _stack_exception
36679 .define _general_protection
36680 .define _p_s_call ! _s_call
36681 .define _level0_call
36682
36683 ! The hardware interrupt handlers need not be altered apart from putting
36684 ! them in the new table (save() handles the differences).
36685 ! Some of the intxx handlers (those for exceptions which do not push an
36686 ! error code) need not have been replaced, but the names here are better.
36687
36688 #include "protect.h"
36689
36690 /* Selected 286 tss offsets. */
36691 #define TSS2_S_SP0 2
36692
36693 ! imported variables
36694
36695 .extern _tss
36696 .extern _level0_func
36697
36698 !*===========================================================================*
36699 !* p_save *
36700 !*===========================================================================*
36701 ! Save for 286 protected mode.
36702 ! This is much simpler than for 8086 mode, because the stack already points
36703 ! into process table, or has already been switched to the kernel stack.
36704
36705 p_save:
36706 cld ! set direction flag to a known value
36707 pusha ! save "general" registers
36708 push ds ! save ds
36709 push es ! save es
36710 mov dx,ss ! ss is kernel data segment
36711 mov ds,dx ! load rest of kernel segments
36712 mov es,dx
36713 mov bp,sp ! prepare to return
36714 incb _k_reenter ! from -1 if not reentering
36715 jnz set_p1_restart ! stack is already kernel stack
36716 mov sp,#k_stktop
36717 push #p_restart ! build return address for interrupt handler
36718 jmp @RETADR-P_STACKBASE(bp)
36719
.Ep 524 src/kernel/mpx88.s
36720 set_p1_restart:
36721 push #p1_restart
36722 jmp @RETADR-P_STACKBASE(bp)
36723
36724
36725 !*===========================================================================*
36726 !* p_s_call *
36727 !*===========================================================================*
36728 _p_s_call:
36729 cld ! set direction flag to a known value
36730 sub sp,#6*2 ! skip RETADR, ax, cx, dx, bx, st
36731 push bp ! stack already points into process table
36732 push si
36733 push di
36734 push ds
36735 push es
36736 mov dx,ss
36737 mov ds,dx
36738 mov es,dx
36739 incb _k_reenter
36740 mov si,sp ! assumes P_STACKBASE == 0
36741 mov sp,#k_stktop
36742 ! end of inline save
36743 sti ! allow SWITCHER to be interrupted
36744 ! now set up parameters for C routine sys_call
36745 push bx ! pointer to user message
36746 push ax ! src/dest
36747 push cx ! SEND/RECEIVE/BOTH
36748 call _sys_call ! sys_call(function, src_dest, m_ptr)
36749 ! caller is now explicitly in proc_ptr
36750 mov AXREG(si),ax ! sys_call MUST PRESERVE si
36751 cli
36752
36753 ! Fall into code to restart proc/task running.
36754
36755 p_restart:
36756
36757 ! Flush any held-up interrupts.
36758 ! This reenables interrupts, so the current interrupt handler may reenter.
36759 ! This does not matter, because the current handler is about to exit and no
36760 ! other handlers can reenter since flushing is only done when k_reenter == 0.
36761
36762 cmp _held_head,#0 ! do fast test to usually avoid function call
36763 jz p_over_call_unhold
36764 call _unhold ! this is rare so overhead is acceptable
36765 p_over_call_unhold:
36766 mov si,_proc_ptr
36767 lldt P_LDT_SEL(si) ! enable segment descriptors for task
36768 lea ax,P_STACKTOP(si) ! arrange for next interrupt
36769 mov _tss+TSS2_S_SP0,ax ! to save state in process table
36770 mov sp,si ! assumes P_STACKBASE == 0
36771 p1_restart:
36772 decb _k_reenter
36773 pop es
36774 pop ds
36775 popa
36776 add sp,#2 ! skip return adr
36777 iret ! continue process
36778
36779
.Op 525 src/kernel/mpx88.s
36780 !*===========================================================================*
36781 !* exception handlers *
36782 !*===========================================================================*
36783 _divide_error:
36784 push #DIVIDE_VECTOR
36785 jmp p_exception
36786
36787 _single_step_exception:
36788 push #DEBUG_VECTOR
36789 jmp p_exception
36790
36791 _nmi:
36792 push #NMI_VECTOR
36793 jmp p_exception
36794
36795 _breakpoint_exception:
36796 push #BREAKPOINT_VECTOR
36797 jmp p_exception
36798
36799 _overflow:
36800 push #OVERFLOW_VECTOR
36801 jmp p_exception
36802
36803 _bounds_check:
36804 push #BOUNDS_VECTOR
36805 jmp p_exception
36806
36807 _inval_opcode:
36808 push #INVAL_OP_VECTOR
36809 jmp p_exception
36810
36811 _copr_not_available:
36812 push #COPROC_NOT_VECTOR
36813 jmp p_exception
36814
36815 _double_fault:
36816 push #DOUBLE_FAULT_VECTOR
36817 jmp errexception
36818
36819 _copr_seg_overrun:
36820 push #COPROC_SEG_VECTOR
36821 jmp p_exception
36822
36823 _inval_tss:
36824 push #INVAL_TSS_VECTOR
36825 jmp errexception
36826
36827 _segment_not_present:
36828 push #SEG_NOT_VECTOR
36829 jmp errexception
36830
36831 _stack_exception:
36832 push #STACK_FAULT_VECTOR
36833 jmp errexception
36834
36835 _general_protection:
36836 push #PROTECTION_VECTOR
36837 jmp errexception
36838
36839
.Ep 526 src/kernel/mpx88.s
36840 !*===========================================================================*
36841 !* p_exception *
36842 !*===========================================================================*
36843 ! This is called for all exceptions which do not push an error code.
36844
36845 p_exception:
36846 sseg pop ds_ex_number
36847 call p_save
36848 jmp p1_exception
36849
36850
36851 !*===========================================================================*
36852 !* errexception *
36853 !*===========================================================================*
36854 ! This is called for all exceptions which push an error code.
36855
36856 errexception:
36857 sseg pop ds_ex_number
36858 sseg pop trap_errno
36859 call p_save
36860 p1_exception: ! Common for all exceptions.
36861 push ds_ex_number
36862 call _exception
36863 add sp,#2
36864 cli
36865 ret
36866
36867
36868 !*===========================================================================*
36869 !* data *
36870 !*===========================================================================*
36871 ! These declarations assure that storage will be allocated at the very
36872 ! beginning of the kernel data section, so the boot monitor can be easily
36873 ! told how to patch these locations. Note that the magic number is put
36874 ! here by the compiler, but will be read by, and then overwritten by,
36875 ! the boot monitor. When the kernel starts the sizes array will be
36876 ! found here, as if it had been initialized by the compiler.
36877
36878 .data
36879 begdata:
36880 _sizes: ! sizes of kernel, mm, fs filled in by boot
36881 .data2 0x526F ! this must be the first data entry (magic #)
36882 .space 16*2*2-2 ! monitor uses previous 2 words and this space
36883 ! extra space allows for additional servers
36884 .bss
36885 begbss:
36886 k_stack:
36887 .space K_STACK_BYTES ! kernel stack
36888 k_stktop: ! top of kernel stack
36889 ds_ex_number:
36890 .space 2
36891 trap_errno:
36892 .space 2
.Op 527 src/kernel/keymaps/genmap.c
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/keymaps/genmap.c
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
36900 /* genmap - output binary keymap Author: Marcus Hampel
36901 */
36902 #include <sys/types.h>
36903 #include <minix/keymap.h>
36904 #include <fcntl.h>
36905 #include <unistd.h>
36906 #include <stdlib.h>
36907 #include <string.h>
36908 #include <errno.h>
36909
36910 #include KEYSRC
36911
36912 u8_t comprmap[4 + NR_SCAN_CODES * MAP_COLS * 9/8 * 2 + 1];
36913
36914 void tell(const char *s)
36915 {
36916 write(2, s, strlen(s));
36917 }
36919 int main(void)
36920 {
36921 u8_t *cm, *fb;
36922 u16_t *km;
36923 int n;
36924
36925 /* Compress the keymap. */
36926 memcpy(comprmap, KEY_MAGIC, 4);
36927 cm = comprmap + 4;
36928 n = 8;
36929 for (km = keymap; km < keymap + NR_SCAN_CODES * MAP_COLS; km++) {
36930 if (n == 8) {
36931 /* Allocate a new flag byte. */
36932 fb = cm;
36933 *cm++ = 0;
36934 n= 0;
36935 }
36936 *cm++ = (*km & 0x00FF); /* Low byte. */
36937 if (*km & 0xFF00) {
36938 *cm++ = (*km >> 8); /* High byte only when set. */
36939 *fb |= (1 << n); /* Set a flag if so. */
36940 }
36941 n++;
36942 }
36943
36944 /* Don't store trailing zeros. */
36945 while (cm > comprmap && cm[-1] == 0) cm--;
36946
36947 /* Emit the compressed keymap. */
36948 if (write(1, comprmap, cm - comprmap) < 0) {
36949 int err = errno;
36950
36951 tell("genmap: ");
36952 tell(strerror(err));
36953 tell("n");
36954 exit(1);
.Ep 528 src/kernel/keymaps/genmap.c
36955 }
36956 exit(0);
36957 }
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/keymaps/french.src
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
37000 /* Keymap for the French keyboard. */
37001
37002 u16_t keymap[NR_SCAN_CODES * MAP_COLS] = {
37003
37004 /* scan-code !Shift Shift Alt AltGr Alt+Sh Ctrl */
37005 /* ==================================================================== */
37006 /* 00 - none */ 0, 0, 0, 0, 0, 0,
37007 /* 01 - ESC */ C('['), C('['), CA('['),C('['), C('['), C('['),
37008 /* 02 - '1' */ '&', '1', A('1'), '&', '1', C('A'),
37009 /* 03 - '2' */ 0202, '2', A('2'), '~', '2', C('B'),
37010 /* 04 - '3' */ '"', '3', A('3'), '#', '3', C('C'),
37011 /* 05 - '4' */ ''', '4', A('4'), '{', '4', C('D'),
37012 /* 06 - '5' */ '(', '5', A('5'), '[', '5', C('E'),
37013 /* 07 - '6' */ '-', '6', A('6'), '|', '6', C('F'),
37014 /* 08 - '7' */ 0212, '7', A('7'), '`', '7', C('G'),
37015 /* 09 - '8' */ '_', '8', A('8'), '\', '8', C('H'),
37016 /* 10 - '9' */ 0207, '9', A('9'), '^', '9', C('I'),
37017 /* 11 - '0' */ 0205, '0', A('0'), '@', '0', C('J'),
37018 /* 12 - '-' */ ')', 0370, A(')'), ']', '-', C('K'),
37019 /* 13 - '=' */ '=', '+', A('='), '}', '=', C('L'),
37020 /* 14 - BS */ C('H'), C('H'), CA('H'),C('H'), C('H'), 0177,
37021 /* 15 - TAB */ C('I'), C('I'), CA('I'),C('I'), C('I'), C('I'),
37022 /* 16 - 'q' */ L('a'), 'A', A('a'), 'a', 'Q', C('A'),
37023 /* 17 - 'w' */ L('z'), 'Z', A('z'), 'z', 'W', C('Z'),
37024 /* 18 - 'e' */ L('e'), 'E', A('e'), 'e', 'E', C('E'),
37025 /* 19 - 'r' */ L('r'), 'R', A('r'), 'r', 'R', C('R'),
37026 /* 20 - 't' */ L('t'), 'T', A('t'), 't', 'T', C('T'),
37027 /* 21 - 'y' */ L('y'), 'Y', A('y'), 'y', 'Y', C('Y'),
37028 /* 22 - 'u' */ L('u'), 'U', A('u'), 'u', 'U', C('U'),
37029 /* 23 - 'i' */ L('i'), 'I', A('i'), 'i', 'I', C('I'),
37030 /* 24 - 'o' */ L('o'), 'O', A('o'), 'o', 'O', C('O'),
37031 /* 25 - 'p' */ L('p'), 'P', A('p'), 'p', 'P', C('P'),
37032 /* 26 - '[' */ '^', '"', A('^'), '^', '[', C('^'),
37033 /* 27 - ']' */ '$', 0234, A('$'), '$', ']', C('$'),
37034 /* 28 - CR/LF */ C('M'), C('M'), CA('M'),C('M'), C('M'), C('J'),
37035 /* 29 - Ctrl */ CTRL, CTRL, CTRL, CTRL, CTRL, CTRL,
37036 /* 30 - 'a' */ L('q'), 'Q', A('q'), 'q', 'A', C('Q'),
37037 /* 31 - 's' */ L('s'), 'S', A('s'), 's', 'S', C('S'),
37038 /* 32 - 'd' */ L('d'), 'D', A('d'), 'd', 'D', C('D'),
37039 /* 33 - 'f' */ L('f'), 'F', A('f'), 'f', 'F', C('F'),
37040 /* 34 - 'g' */ L('g'), 'G', A('g'), 'g', 'G', C('G'),
37041 /* 35 - 'h' */ L('h'), 'H', A('h'), 'h', 'H', C('H'),
37042 /* 36 - 'j' */ L('j'), 'J', A('j'), 'j', 'J', C('J'),
37043 /* 37 - 'k' */ L('k'), 'K', A('k'), 'k', 'K', C('K'),
37044 /* 38 - 'l' */ L('l'), 'L', A('l'), 'l', 'L', C('L'),
37045 /* 39 - ';' */ L('m'), 'M', A('m'), 'm', 'M', C('M'),
37046 /* 40 - ''' */ 0227, '%', A('%'), 0227, '\', C('G'),
37047 /* 41 - '`' */ 0375, 0375, 0375, 0375, '`', C('['),
37048 /* 42 - l. SHIFT*/ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37049 /* 43 - '`' */ '*', 0346, A('*'), '*', '`', C('*'),
.Op 529 src/kernel/keymaps/french.src
37050 /* 44 - 'z' */ L('w'), 'W', A('w'), 'w', 'Z', C('W'),
37051 /* 45 - 'x' */ L('x'), 'X', A('x'), 'x', 'X', C('X'),
37052 /* 46 - 'c' */ L('c'), 'C', A('c'), 'c', 'C', C('C'),
37053 /* 47 - 'v' */ L('v'), 'V', A('v'), 'v', 'V', C('V'),
37054 /* 48 - 'b' */ L('b'), 'B', A('b'), 'b', 'B', C('B'),
37055 /* 49 - 'n' */ L('n'), 'N', A('n'), 'n', 'N', C('N'),
37056 /* 50 - 'm' */ ',', '?', A(','), ',', 'm', C('@'),
37057 /* 51 - ',' */ ';', '.', A(';'), ';', ',', C('@'),
37058 /* 52 - '.' */ ':', '/', A(':'), ':', '.', C('@'),
37059 /* 53 - '/' */ '!', '$'/*025*/,A('!'), '!', '/', C('@'),
37060 /* 54 - r. SHIFT*/ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37061 /* 55 - '*' */ '*', '*', A('*'), '*', '*', C('@'),
37062 /* 56 - ALT */ ALT, ALT, ALT, ALT, ALT, ALT,
37063 /* 57 - ' ' */ ' ', ' ', A(' '), ' ', ' ', C('@'),
37064 /* 58 - CapsLck */ CALOCK, CALOCK, CALOCK, CALOCK, CALOCK, CALOCK,
37065 /* 59 - F1 */ F1, SF1, AF1, AF1, ASF1, CF1,
37066 /* 60 - F2 */ F2, SF2, AF2, AF2, ASF2, CF2,
37067 /* 61 - F3 */ F3, SF3, AF3, AF3, ASF3, CF3,
37068 /* 62 - F4 */ F4, SF4, AF4, AF4, ASF4, CF4,
37069 /* 63 - F5 */ F5, SF5, AF5, AF5, ASF5, CF5,
37070 /* 64 - F6 */ F6, SF6, AF6, AF6, ASF6, CF6,
37071 /* 65 - F7 */ F7, SF7, AF7, AF7, ASF7, CF7,
37072 /* 66 - F8 */ F8, SF8, AF8, AF8, ASF8, CF8,
37073 /* 67 - F9 */ F9, SF9, AF9, AF9, ASF9, CF9,
37074 /* 68 - F10 */ F10, SF10, AF10, AF10, ASF10, CF10,
37075 /* 69 - NumLock */ NLOCK, NLOCK, NLOCK, NLOCK, NLOCK, NLOCK,
37076 /* 70 - ScrLock */ SLOCK, SLOCK, SLOCK, SLOCK, SLOCK, SLOCK,
37077 /* 71 - Home */ HOME, '7', AHOME, AHOME, '7', CHOME,
37078 /* 72 - CurUp */ UP, '8', AUP, AUP, '8', CUP,
37079 /* 73 - PgUp */ PGUP, '9', APGUP, APGUP, '9', CPGUP,
37080 /* 74 - '-' */ NMIN, '-', ANMIN, ANMIN, '-', CNMIN,
37081 /* 75 - Left */ LEFT, '4', ALEFT, ALEFT, '4', CLEFT,
37082 /* 76 - MID */ MID, '5', AMID, AMID, '5', CMID,
37083 /* 77 - Right */ RIGHT, '6', ARIGHT, ARIGHT, '6', CRIGHT,
37084 /* 78 - '+' */ PLUS, '+', APLUS, APLUS, '+', CPLUS,
37085 /* 79 - End */ END, '1', AEND, AEND, '1', CEND,
37086 /* 80 - Down */ DOWN, '2', ADOWN, ADOWN, '2', CDOWN,
37087 /* 81 - PgDown */ PGDN, '3', APGDN, APGDN, '3', CPGDN,
37088 /* 82 - Insert */ INSRT, '0', AINSRT, AINSRT, '0', CINSRT,
37089 /* 83 - Delete */ 0177, '.', A(0177),0177, '.', 0177,
37090 /* 84 - Enter */ C('M'), C('M'), CA('M'),C('M'), C('M'), C('J'),
37091 /* 85 - ??? */ 0, 0, 0, 0, 0, 0,
37092 /* 86 - ??? */ '<', '>', A('<'), '<', '>', C('@'),
37093 /* 87 - F11 */ F11, SF11, AF11, AF11, ASF11, CF11,
37094 /* 88 - F12 */ F12, SF12, AF12, AF12, ASF12, CF12,
37095 /* 89 - ??? */ 0, 0, 0, 0, 0, 0,
37096 /* 90 - ??? */ 0, 0, 0, 0, 0, 0,
37097 /* 91 - ??? */ 0, 0, 0, 0, 0, 0,
37098 /* 92 - ??? */ 0, 0, 0, 0, 0, 0,
37099 /* 93 - ??? */ 0, 0, 0, 0, 0, 0,
37100 /* 94 - ??? */ 0, 0, 0, 0, 0, 0,
37101 /* 95 - ??? */ 0, 0, 0, 0, 0, 0,
37102 /* 96 - EXT_KEY */ EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY,
37103 /* 97 - ??? */ 0, 0, 0, 0, 0, 0,
37104 /* 98 - ??? */ 0, 0, 0, 0, 0, 0,
37105 /* 99 - ??? */ 0, 0, 0, 0, 0, 0,
37106 /*100 - ??? */ 0, 0, 0, 0, 0, 0,
37107 /*101 - ??? */ 0, 0, 0, 0, 0, 0,
37108 /*102 - ??? */ 0, 0, 0, 0, 0, 0,
37109 /*103 - ??? */ 0, 0, 0, 0, 0, 0,
.Ep 530 src/kernel/keymaps/french.src
37110 /*104 - ??? */ 0, 0, 0, 0, 0, 0,
37111 /*105 - ??? */ 0, 0, 0, 0, 0, 0,
37112 /*106 - ??? */ 0, 0, 0, 0, 0, 0,
37113 /*107 - ??? */ 0, 0, 0, 0, 0, 0,
37114 /*108 - ??? */ 0, 0, 0, 0, 0, 0,
37115 /*109 - ??? */ 0, 0, 0, 0, 0, 0,
37116 /*110 - ??? */ 0, 0, 0, 0, 0, 0,
37117 /*111 - ??? */ 0, 0, 0, 0, 0, 0,
37118 /*112 - ??? */ 0, 0, 0, 0, 0, 0,
37119 /*113 - ??? */ 0, 0, 0, 0, 0, 0,
37120 /*114 - ??? */ 0, 0, 0, 0, 0, 0,
37121 /*115 - ??? */ 0, 0, 0, 0, 0, 0,
37122 /*116 - ??? */ 0, 0, 0, 0, 0, 0,
37123 /*117 - ??? */ 0, 0, 0, 0, 0, 0,
37124 /*118 - ??? */ 0, 0, 0, 0, 0, 0,
37125 /*119 - ??? */ 0, 0, 0, 0, 0, 0,
37126 /*120 - ??? */ 0, 0, 0, 0, 0, 0,
37127 /*121 - ??? */ 0, 0, 0, 0, 0, 0,
37128 /*122 - ??? */ 0, 0, 0, 0, 0, 0,
37129 /*123 - ??? */ 0, 0, 0, 0, 0, 0,
37130 /*124 - ??? */ 0, 0, 0, 0, 0, 0,
37131 /*125 - ??? */ 0, 0, 0, 0, 0, 0,
37132 /*126 - ??? */ 0, 0, 0, 0, 0, 0,
37133 /*127 - ??? */ 0, 0, 0, 0, 0, 0
37134 };
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/keymaps/german.src
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
37200 /* Keymap for German MF-2 keyboard. */
37201
37202 u16_t keymap[NR_SCAN_CODES * MAP_COLS] = {
37203
37204 /* scan-code unsh Shift Alt AltGr Alt+Sh Strg */
37205 /* ==================================================================== */
37206 /* 00 - none */ 0, 0, 0, 0, 0, 0,
37207 /* 01 - ESC */ C('['), C('['), CA('['),C('['), C('['), C('['),
37208 /* 02 - '1' */ '1', '!', A('1'), '1', '!', C('A'),
37209 /* 03 - '2' */ '2', '"', A('2'), 0375, '@', C('@'),
37210 /* 04 - '3' */ '3', 025, A('3'), 0374, '#', C('C'),
37211 /* 05 - '4' */ '4', '$', A('4'), '4', '$', C('D'),
37212 /* 06 - '5' */ '5', '%', A('5'), '5', '%', C('E'),
37213 /* 07 - '6' */ '6', '&', A('6'), '6', '^', C('^'),
37214 /* 08 - '7' */ '7', '/', A('7'), '{', '&', C('G'),
37215 /* 09 - '8' */ '8', '(', A('8'), '[', '*', C('H'),
37216 /* 10 - '9' */ '9', ')', A('9'), ']', '(', C('I'),
37217 /* 11 - '0' */ '0', '=', A('0'), '}', ')', C('@'),
37218 /* 12 - '-' */ 0341, '?', 0341, '\', '_', C('_'),
37219 /* 13 - '=' */ ''', '`', A('''),'=', '+', C('@'),
37220 /* 14 - BS */ C('H'), C('H'), CA('H'),C('H'), C('H'), 0177,
37221 /* 15 - TAB */ C('I'), C('I'), CA('I'),C('I'), C('I'), C('I'),
37222 /* 16 - 'q' */ L('q'), 'Q', A('q'), '@', 'Q', C('Q'),
37223 /* 17 - 'w' */ L('w'), 'W', A('w'), 'w', 'W', C('W'),
37224 /* 18 - 'e' */ L('e'), 'E', A('e'), 'e', 'E', C('E'),
.Op 531 src/kernel/keymaps/german.src
37225 /* 19 - 'r' */ L('r'), 'R', A('r'), 'r', 'R', C('R'),
37226 /* 20 - 't' */ L('t'), 'T', A('t'), 't', 'T', C('T'),
37227 /* 21 - 'y' */ L('z'), 'Z', A('z'), 'z', 'Z', C('Z'),
37228 /* 22 - 'u' */ L('u'), 'U', A('u'), 'u', 'U', C('U'),
37229 /* 23 - 'i' */ L('i'), 'I', A('i'), 'i', 'I', C('I'),
37230 /* 24 - 'o' */ L('o'), 'O', A('o'), 'o', 'O', C('O'),
37231 /* 25 - 'p' */ L('p'), 'P', A('p'), 'p', 'P', C('P'),
37232 /* 26 - '[' */ L(0201),0232, 0201, '[', '{', C('['),
37233 /* 27 - ']' */ '+', '*', A('+'), '~', ']', C(']'),
37234 /* 28 - CR/LF */ C('M'), C('M'), CA('M'),C('M'), C('M'), C('J'),
37235 /* 29 - Strg;-) */ CTRL, CTRL, CTRL, CTRL, CTRL, CTRL,
37236 /* 30 - 'a' */ L('a'), 'A', A('a'), 'a', 'A', C('A'),
37237 /* 31 - 's' */ L('s'), 'S', A('s'), 's', 'S', C('S'),
37238 /* 32 - 'd' */ L('d'), 'D', A('d'), 'd', 'D', C('D'),
37239 /* 33 - 'f' */ L('f'), 'F', A('f'), 'f', 'F', C('F'),
37240 /* 34 - 'g' */ L('g'), 'G', A('g'), 'g', 'G', C('G'),
37241 /* 35 - 'h' */ L('h'), 'H', A('h'), 'h', 'H', C('H'),
37242 /* 36 - 'j' */ L('j'), 'J', A('j'), 'j', 'J', C('J'),
37243 /* 37 - 'k' */ L('k'), 'K', A('k'), 'k', 'K', C('K'),
37244 /* 38 - 'l' */ L('l'), 'L', A('l'), 'l', 'L', C('L'),
37245 /* 39 - ';' */ L(0224),0231, 0224, ';', ':', C('@'),
37246 /* 40 - ''' */ L(0204),0216, 0204, ''', '"', C('@'),
37247 /* 41 - '`' */ '^', 0370, A('^'), '`', '~', C('^'),
37248 /* 42 - SHIFT */ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37249 /* 43 - '\' */ '#', ''', A('#'), '\', '|', C('\'),
37250 /* 44 - 'z' */ L('y'), 'Y', A('y'), 'y', 'Y', C('Y'),
37251 /* 45 - 'x' */ L('x'), 'X', A('x'), 'x', 'X', C('X'),
37252 /* 46 - 'c' */ L('c'), 'C', A('c'), 'c', 'C', C('C'),
37253 /* 47 - 'v' */ L('v'), 'V', A('v'), 'v', 'V', C('V'),
37254 /* 48 - 'b' */ L('b'), 'B', A('b'), 'b', 'B', C('B'),
37255 /* 49 - 'n' */ L('n'), 'N', A('n'), 'n', 'N', C('N'),
37256 /* 50 - 'm' */ L('m'), 'M', A('m'), 0346, 'M', C('M'),
37257 /* 51 - ',' */ ',', ';', A(','), ',', '<', C('@'),
37258 /* 52 - '.' */ '.', ':', A('.'), '.', '>', C('@'),
37259 /* 53 - '/' */ '-', '_', A('-'), '/', '?', C('_'),
37260 /* 54 - SHIFT */ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37261 /* 55 - '*' */ '*', '*', A('*'), '*', '*', C('@'),
37262 /* 56 - ALT */ ALT, ALT, ALT, ALT, ALT, ALT,
37263 /* 57 - ' ' */ ' ', ' ', A(' '), ' ', ' ', C('@'),
37264 /* 58 - CapsLck */ CALOCK, CALOCK, CALOCK, CALOCK, CALOCK, CALOCK,
37265 /* 59 - F1 */ F1, SF1, AF1, AF1, ASF1, CF1,
37266 /* 60 - F2 */ F2, SF2, AF2, AF2, ASF2, CF2,
37267 /* 61 - F3 */ F3, SF3, AF3, AF3, ASF3, CF3,
37268 /* 62 - F4 */ F4, SF4, AF4, AF4, ASF4, CF4,
37269 /* 63 - F5 */ F5, SF5, AF5, AF5, ASF5, CF5,
37270 /* 64 - F6 */ F6, SF6, AF6, AF6, ASF6, CF6,
37271 /* 65 - F7 */ F7, SF7, AF7, AF7, ASF7, CF7,
37272 /* 66 - F8 */ F8, SF8, AF8, AF8, ASF8, CF8,
37273 /* 67 - F9 */ F9, SF9, AF9, AF9, ASF9, CF9,
37274 /* 68 - F10 */ F10, SF10, AF10, AF10, ASF10, CF10,
37275 /* 69 - NumLock */ NLOCK, NLOCK, NLOCK, NLOCK, NLOCK, NLOCK,
37276 /* 70 - ScrLock */ SLOCK, SLOCK, SLOCK, SLOCK, SLOCK, SLOCK,
37277 /* 71 - Home */ HOME, '7', AHOME, AHOME, '7', CHOME,
37278 /* 72 - CurUp */ UP, '8', AUP, AUP, '8', CUP,
37279 /* 73 - PgUp */ PGUP, '9', APGUP, APGUP, '9', CPGUP,
37280 /* 74 - '-' */ NMIN, '-', ANMIN, ANMIN, '-', CNMIN,
37281 /* 75 - Left */ LEFT, '4', ALEFT, ALEFT, '4', CLEFT,
37282 /* 76 - MID */ MID, '5', AMID, AMID, '5', CMID,
37283 /* 77 - Right */ RIGHT, '6', ARIGHT, ARIGHT, '6', CRIGHT,
37284 /* 78 - '+' */ PLUS, '+', APLUS, APLUS, '+', CPLUS,
.Ep 532 src/kernel/keymaps/german.src
37285 /* 79 - End */ END, '1', AEND, AEND, '1', CEND,
37286 /* 80 - Down */ DOWN, '2', ADOWN, ADOWN, '2', CDOWN,
37287 /* 81 - PgDown */ PGDN, '3', APGDN, APGDN, '3', CPGDN,
37288 /* 82 - Insert */ INSRT, '0', AINSRT, AINSRT, '0', CINSRT,
37289 /* 83 - Delete */ 0177, '.', A(0177),0177, '.', 0177,
37290 /* 84 - Enter */ C('M'), C('M'), CA('M'),C('M'), C('M'), C('J'),
37291 /* 85 - ??? */ 0, 0, 0, 0, 0, 0,
37292 /* 86 - ??? */ '<', '>', A('<'), '|', '>', C('@'),
37293 /* 87 - F11 */ F11, SF11, AF11, AF11, ASF11, CF11,
37294 /* 88 - F12 */ F12, SF12, AF12, AF12, ASF12, CF12,
37295 /* 89 - ??? */ 0, 0, 0, 0, 0, 0,
37296 /* 90 - ??? */ 0, 0, 0, 0, 0, 0,
37297 /* 91 - ??? */ 0, 0, 0, 0, 0, 0,
37298 /* 92 - ??? */ 0, 0, 0, 0, 0, 0,
37299 /* 93 - ??? */ 0, 0, 0, 0, 0, 0,
37300 /* 94 - ??? */ 0, 0, 0, 0, 0, 0,
37301 /* 95 - ??? */ 0, 0, 0, 0, 0, 0,
37302 /* 96 - EXT_KEY */ EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY,
37303 /* 97 - ??? */ 0, 0, 0, 0, 0, 0,
37304 /* 98 - ??? */ 0, 0, 0, 0, 0, 0,
37305 /* 99 - ??? */ 0, 0, 0, 0, 0, 0,
37306 /*100 - ??? */ 0, 0, 0, 0, 0, 0,
37307 /*101 - ??? */ 0, 0, 0, 0, 0, 0,
37308 /*102 - ??? */ 0, 0, 0, 0, 0, 0,
37309 /*103 - ??? */ 0, 0, 0, 0, 0, 0,
37310 /*104 - ??? */ 0, 0, 0, 0, 0, 0,
37311 /*105 - ??? */ 0, 0, 0, 0, 0, 0,
37312 /*106 - ??? */ 0, 0, 0, 0, 0, 0,
37313 /*107 - ??? */ 0, 0, 0, 0, 0, 0,
37314 /*108 - ??? */ 0, 0, 0, 0, 0, 0,
37315 /*109 - ??? */ 0, 0, 0, 0, 0, 0,
37316 /*110 - ??? */ 0, 0, 0, 0, 0, 0,
37317 /*111 - ??? */ 0, 0, 0, 0, 0, 0,
37318 /*112 - ??? */ 0, 0, 0, 0, 0, 0,
37319 /*113 - ??? */ 0, 0, 0, 0, 0, 0,
37320 /*114 - ??? */ 0, 0, 0, 0, 0, 0,
37321 /*115 - ??? */ 0, 0, 0, 0, 0, 0,
37322 /*116 - ??? */ 0, 0, 0, 0, 0, 0,
37323 /*117 - ??? */ 0, 0, 0, 0, 0, 0,
37324 /*118 - ??? */ 0, 0, 0, 0, 0, 0,
37325 /*119 - ??? */ 0, 0, 0, 0, 0, 0,
37326 /*120 - ??? */ 0, 0, 0, 0, 0, 0,
37327 /*121 - ??? */ 0, 0, 0, 0, 0, 0,
37328 /*122 - ??? */ 0, 0, 0, 0, 0, 0,
37329 /*123 - ??? */ 0, 0, 0, 0, 0, 0,
37330 /*124 - ??? */ 0, 0, 0, 0, 0, 0,
37331 /*125 - ??? */ 0, 0, 0, 0, 0, 0,
37332 /*126 - ??? */ 0, 0, 0, 0, 0, 0,
37333 /*127 - ??? */ 0, 0, 0, 0, 0, 0
37334 };
.Op 533 src/kernel/keymaps/italian.src
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/keymaps/italian.src
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
37400 /*unchecked!*/
37401 /* Keymap for Italian MF-2 keyboard. */
37402
37403 u16_t keymap[NR_SCAN_CODES * MAP_COLS] = {
37404
37405 /* scan-code !Shift Shift Alt AltGr Alt+Sh Ctrl */
37406 /* ==================================================================== */
37407 /* 00 - none */ 0, 0, 0, 0, 0, 0,
37408 /* 01 - ESC */ C('['), C('['), CA('['),C('['), C('['), C('['),
37409 /* 02 - '1' */ '1', '!', A('1'), '1', '!', C('A'),
37410 /* 03 - '2' */ '2', '"', A('2'), '2', '@', C('@'),
37411 /* 04 - '3' */ '3', 0234, A('3'), '3', 0234, C('C'),
37412 /* 05 - '4' */ '4', '$', A('4'), '4', '$', C('D'),
37413 /* 06 - '5' */ '5', '%', A('5'), '5', '%', C('E'),
37414 /* 07 - '6' */ '6', '&', A('6'), '6', '&', C('F'),
37415 /* 08 - '7' */ '7', '/', A('7'), '7', '/', C('G'),
37416 /* 09 - '8' */ '8', '(', A('8'), '8', '(', C('H'),
37417 /* 10 - '9' */ '9', ')', A('9'), '8', ')', C('I'),
37418 /* 11 - '0' */ '0', '=', A('0'), '0', '=', C('@'),
37419 /* 12 - '-' */ ''', '?', A('''),''', '?', C('@'),
37420 /* 13 - '=' */ '|', '^', A('|'), '|', '^', C('^'),
37421 /* 14 - BS */ C('H'), C('H'), CA('H'),C('H'), C('H'), 0177,
37422 /* 15 - TAB */ C('I'), C('I'), CA('I'),C('I'), C('I'), C('I'),
37423 /* 16 - 'q' */ L('q'), 'Q', A('q'), 'q', 'Q', C('Q'),
37424 /* 17 - 'w' */ L('w'), 'W', A('w'), 'w', 'W', C('W'),
37425 /* 18 - 'e' */ L('e'), 'E', A('e'), 'e', 'E', C('E'),
37426 /* 19 - 'r' */ L('r'), 'R', A('r'), 'r', 'R', C('R'),
37427 /* 20 - 't' */ L('t'), 'T', A('t'), 't', 'T', C('T'),
37428 /* 21 - 'y' */ L('y'), 'Y', A('y'), 'y', 'Y', C('Y'),
37429 /* 22 - 'u' */ L('u'), 'U', A('u'), 'u', 'U', C('U'),
37430 /* 23 - 'i' */ L('i'), 'I', A('i'), 'i', 'I', C('I'),
37431 /* 24 - 'o' */ L('o'), 'O', A('o'), 'o', 'O', C('O'),
37432 /* 25 - 'p' */ L('p'), 'P', A('p'), 'p', 'P', C('P'),
37433 /* 26 - '[' */ 0212, 0202, 0212, '[', '{', C('['),
37434 /* 27 - ']' */ '+', '*', A('+'), ']', '}', C(']'),
37435 /* 28 - CR/LF */ C('M'), C('M'), CA('M'),C('M'), C('M'), C('J'),
37436 /* 29 - Ctrl */ CTRL, CTRL, CTRL, CTRL, CTRL, CTRL,
37437 /* 30 - 'a' */ L('a'), 'A', A('a'), 'a', 'A', C('A'),
37438 /* 31 - 's' */ L('s'), 'S', A('s'), 's', 'S', C('S'),
37439 /* 32 - 'd' */ L('d'), 'D', A('d'), 'd', 'D', C('D'),
37440 /* 33 - 'f' */ L('f'), 'F', A('f'), 'f', 'F', C('F'),
37441 /* 34 - 'g' */ L('g'), 'G', A('g'), 'g', 'G', C('G'),
37442 /* 35 - 'h' */ L('h'), 'H', A('h'), 'h', 'H', C('H'),
37443 /* 36 - 'j' */ L('j'), 'J', A('j'), 'j', 'J', C('J'),
37444 /* 37 - 'k' */ L('k'), 'K', A('k'), 'k', 'K', C('K'),
37445 /* 38 - 'l' */ L('l'), 'L', A('l'), 'l', 'L', C('L'),
37446 /* 39 - ';' */ 0225, '@', 0225, 0225, '@', C('@'),
37447 /* 40 - ''' */ 0205, '#', 0205, 0205, '#', C('@'),
37448 /* 41 - '`' */ '<', '>', A('<'), '\', '|', C('\'),
37449 /* 42 - l. SHIFT*/ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37450 /* 43 - '\' */ 0227, 025, 0227, 0227, 025, C('@'),
37451 /* 44 - 'z' */ L('z'), 'Z', A('z'), 'z', 'Z', C('Z'),
37452 /* 45 - 'x' */ L('x'), 'X', A('x'), 'x', 'X', C('X'),
37453 /* 46 - 'c' */ L('c'), 'C', A('c'), 'c', 'C', C('C'),
37454 /* 47 - 'v' */ L('v'), 'V', A('v'), 'v', 'V', C('V'),
.Ep 534 src/kernel/keymaps/italian.src
37455 /* 48 - 'b' */ L('b'), 'B', A('b'), 'b', 'B', C('B'),
37456 /* 49 - 'n' */ L('n'), 'N', A('n'), 'n', 'N', C('N'),
37457 /* 50 - 'm' */ L('m'), 'M', A('m'), 'm', 'M', C('M'),
37458 /* 51 - ',' */ ',', ';', A(','), ',', ';', C('@'),
37459 /* 52 - '.' */ '.', ':', A('.'), '.', ':', C('@'),
37460 /* 53 - '/' */ '-', '_', A('-'), '-', '_', C('_'),
37461 /* 54 - r. SHIFT*/ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37462 /* 55 - '*' */ '*', '*', A('*'), '*', '*', C('M'),
37463 /* 56 - ALT */ ALT, ALT, ALT, ALT, ALT, ALT,
37464 /* 57 - ' ' */ ' ', ' ', A(' '), ' ', ' ', C('@'),
37465 /* 58 - CapsLck */ CALOCK, CALOCK, CALOCK, CALOCK, CALOCK, CALOCK,
37466 /* 59 - F1 */ F1, SF1, AF1, AF1, ASF1, CF1,
37467 /* 60 - F2 */ F2, SF2, AF2, AF2, ASF2, CF2,
37468 /* 61 - F3 */ F3, SF3, AF3, AF3, ASF3, CF3,
37469 /* 62 - F4 */ F4, SF4, AF4, AF4, ASF4, CF4,
37470 /* 63 - F5 */ F5, SF5, AF5, AF5, ASF5, CF5,
37471 /* 64 - F6 */ F6, SF6, AF6, AF6, ASF6, CF6,
37472 /* 65 - F7 */ F7, SF7, AF7, AF7, ASF7, CF7,
37473 /* 66 - F8 */ F8, SF8, AF8, AF8, ASF8, CF8,
37474 /* 67 - F9 */ F9, SF9, AF9, AF9, ASF9, CF9,
37475 /* 68 - F10 */ F10, SF10, AF10, AF10, ASF10, CF10,
37476 /* 69 - NumLock */ NLOCK, NLOCK, NLOCK, NLOCK, NLOCK, NLOCK,
37477 /* 70 - ScrLock */ SLOCK, SLOCK, SLOCK, SLOCK, SLOCK, SLOCK,
37478 /* 71 - Home */ HOME, '7', AHOME, AHOME, '7', CHOME,
37479 /* 72 - CurUp */ UP, '8', AUP, AUP, '8', CUP,
37480 /* 73 - PgUp */ PGUP, '9', APGUP, APGUP, '9', CPGUP,
37481 /* 74 - '-' */ NMIN, '-', ANMIN, ANMIN, '-', CNMIN,
37482 /* 75 - Left */ LEFT, '4', ALEFT, ALEFT, '4', CLEFT,
37483 /* 76 - MID */ MID, '5', AMID, AMID, '5', CMID,
37484 /* 77 - Right */ RIGHT, '6', ARIGHT, ARIGHT, '6', CRIGHT,
37485 /* 78 - '+' */ PLUS, '+', APLUS, APLUS, '+', CPLUS,
37486 /* 79 - End */ END, '1', AEND, AEND, '1', CEND,
37487 /* 80 - Down */ DOWN, '2', ADOWN, ADOWN, '2', CDOWN,
37488 /* 81 - PgDown */ PGDN, '3', APGDN, APGDN, '3', CPGDN,
37489 /* 82 - Insert */ INSRT, '0', AINSRT, AINSRT, '0', CINSRT,
37490 /* 83 - Delete */ 0177, '.', A(0177),0177, '.', 0177,
37491 /* 84 - Enter */ C('M'), C('M'), CA('M'),C('M'), C('M'), C('J'),
37492 /* 85 - ??? */ 0, 0, 0, 0, 0, 0,
37493 /* 86 - ??? */ '<', '>', A('<'), '|', '>', C('@'),
37494 /* 87 - F11 */ F11, SF11, AF11, AF11, ASF11, CF11,
37495 /* 88 - F12 */ F12, SF12, AF12, AF12, ASF12, CF12,
37496 /* 89 - ??? */ 0, 0, 0, 0, 0, 0,
37497 /* 90 - ??? */ 0, 0, 0, 0, 0, 0,
37498 /* 91 - ??? */ 0, 0, 0, 0, 0, 0,
37499 /* 92 - ??? */ 0, 0, 0, 0, 0, 0,
37500 /* 93 - ??? */ 0, 0, 0, 0, 0, 0,
37501 /* 94 - ??? */ 0, 0, 0, 0, 0, 0,
37502 /* 95 - ??? */ 0, 0, 0, 0, 0, 0,
37503 /* 96 - EXT_KEY */ EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY,
37504 /* 97 - ??? */ 0, 0, 0, 0, 0, 0,
37505 /* 98 - ??? */ 0, 0, 0, 0, 0, 0,
37506 /* 99 - ??? */ 0, 0, 0, 0, 0, 0,
37507 /*100 - ??? */ 0, 0, 0, 0, 0, 0,
37508 /*101 - ??? */ 0, 0, 0, 0, 0, 0,
37509 /*102 - ??? */ 0, 0, 0, 0, 0, 0,
37510 /*103 - ??? */ 0, 0, 0, 0, 0, 0,
37511 /*104 - ??? */ 0, 0, 0, 0, 0, 0,
37512 /*105 - ??? */ 0, 0, 0, 0, 0, 0,
37513 /*106 - ??? */ 0, 0, 0, 0, 0, 0,
37514 /*107 - ??? */ 0, 0, 0, 0, 0, 0,
.Op 535 src/kernel/keymaps/italian.src
37515 /*108 - ??? */ 0, 0, 0, 0, 0, 0,
37516 /*109 - ??? */ 0, 0, 0, 0, 0, 0,
37517 /*110 - ??? */ 0, 0, 0, 0, 0, 0,
37518 /*111 - ??? */ 0, 0, 0, 0, 0, 0,
37519 /*112 - ??? */ 0, 0, 0, 0, 0, 0,
37520 /*113 - ??? */ 0, 0, 0, 0, 0, 0,
37521 /*114 - ??? */ 0, 0, 0, 0, 0, 0,
37522 /*115 - ??? */ 0, 0, 0, 0, 0, 0,
37523 /*116 - ??? */ 0, 0, 0, 0, 0, 0,
37524 /*117 - ??? */ 0, 0, 0, 0, 0, 0,
37525 /*118 - ??? */ 0, 0, 0, 0, 0, 0,
37526 /*119 - ??? */ 0, 0, 0, 0, 0, 0,
37527 /*120 - ??? */ 0, 0, 0, 0, 0, 0,
37528 /*121 - ??? */ 0, 0, 0, 0, 0, 0,
37529 /*122 - ??? */ 0, 0, 0, 0, 0, 0,
37530 /*123 - ??? */ 0, 0, 0, 0, 0, 0,
37531 /*124 - ??? */ 0, 0, 0, 0, 0, 0,
37532 /*125 - ??? */ 0, 0, 0, 0, 0, 0,
37533 /*126 - ??? */ 0, 0, 0, 0, 0, 0,
37534 /*127 - ??? */ 0, 0, 0, 0, 0, 0
37535 };
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/keymaps/japanese.src
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
37600 /*
37601 * Keymap for Japanese 106 keyboard.
37602 * Dec. 31 1995
37603 * Toshiya Ogawa <ogw@shizuokanet.or.jp>
37604 * <GCD02425@niftyserve.or.jp>
37605 */
37606
37607 /*
37608 * Japanese 106 keyboard has following additional 5 scan codes
37609 * compared to US standard 101 keyboard.
37610 *
37611 * scan-code keytop effect in this keymap
37612 * -------------------------------------------------------
37613 * 112(0x70) KANA (ignored)
37614 * 115(0x73) BackSlash mapped to '\' and '_'
37615 * 121(0x79) HENKAN (ignored)
37616 * 123(0x7B) MU-HENKAN (ignored)
37617 * 125(0x7D) YEN mapped to '\' and '|'
37618 */
37619
37620 #if (NR_SCAN_CODES != 0x80)
37621 #error NR_SCAN_CODES mis-match
37622 #endif
37623
37624 u16_t keymap[NR_SCAN_CODES * MAP_COLS] = {
37625
37626 /* scan-code !Shift Shift Alt1 Alt2 Alt+Sh Ctrl */
37627 /* ==================================================================== */
37628 /* 00 - none */ 0, 0, 0, 0, 0, 0,
37629 /* 01 - ESC */ C('['), C('['), CA('['),CA('['),CA('['),C('['),
.Ep 536 src/kernel/keymaps/japanese.src
37630 /* 02 - '1' */ '1', '!', A('1'), A('1'), A('!'), C('A'),
37631 /* 03 - '2' */ '2', '"', A('2'), A('2'), A('"'), C('B'),
37632 /* 04 - '3' */ '3', '#', A('3'), A('3'), A('#'), C('C'),
37633 /* 05 - '4' */ '4', '$', A('4'), A('4'), A('$'), C('D'),
37634 /* 06 - '5' */ '5', '%', A('5'), A('5'), A('%'), C('E'),
37635 /* 07 - '6' */ '6', '&', A('6'), A('6'), A('&'), C('F'),
37636 /* 08 - '7' */ '7', ''', A('7'), A('7'), A('''),C('G'),
37637 /* 09 - '8' */ '8', '(', A('8'), A('8'), A('('), C('H'),
37638 /* 10 - '9' */ '9', ')', A('9'), A('9'), A(')'), C('I'),
37639 /* 11 - '0' */ '0', '~', A('0'), A('0'), A('~'), C('@'),
37640 /* 12 - '-' */ '-', '=', A('-'), A('-'), A('='), C('@'),
37641 /* 13 - '^' */ '^', '~', A('^'), A('^'), A('~'), C('^'),
37642 /* 14 - BS */ C('H'), C('H'), CA('H'),CA('H'),CA('H'),0177,
37643 /* 15 - TAB */ C('I'), C('I'), CA('I'),CA('I'),CA('I'),C('I'),
37644 /* 16 - 'q' */ L('q'), 'Q', A('q'), A('q'), A('Q'), C('Q'),
37645 /* 17 - 'w' */ L('w'), 'W', A('w'), A('w'), A('W'), C('W'),
37646 /* 18 - 'e' */ L('e'), 'E', A('e'), A('e'), A('E'), C('E'),
37647 /* 19 - 'r' */ L('r'), 'R', A('r'), A('r'), A('R'), C('R'),
37648 /* 20 - 't' */ L('t'), 'T', A('t'), A('t'), A('T'), C('T'),
37649 /* 21 - 'y' */ L('y'), 'Y', A('y'), A('y'), A('Y'), C('Y'),
37650 /* 22 - 'u' */ L('u'), 'U', A('u'), A('u'), A('U'), C('U'),
37651 /* 23 - 'i' */ L('i'), 'I', A('i'), A('i'), A('I'), C('I'),
37652 /* 24 - 'o' */ L('o'), 'O', A('o'), A('o'), A('O'), C('O'),
37653 /* 25 - 'p' */ L('p'), 'P', A('p'), A('p'), A('P'), C('P'),
37654 /* 26 - '@' */ '@', '`', A('@'), A('@'), A('`'), C('@'),
37655 /* 27 - '[' */ '[', '{', A('['), A('['), A('{'), C('['),
37656 /* 28 - Enter */ C('M'), C('M'), CA('M'),CA('M'),CA('M'),C('J'),
37657 /* 29 - Ctrl */ CTRL, CTRL, CTRL, CTRL, CTRL, CTRL,
37658 /* 30 - 'a' */ L('a'), 'A', A('a'), A('a'), A('A'), C('A'),
37659 /* 31 - 's' */ L('s'), 'S', A('s'), A('s'), A('S'), C('S'),
37660 /* 32 - 'd' */ L('d'), 'D', A('d'), A('d'), A('D'), C('D'),
37661 /* 33 - 'f' */ L('f'), 'F', A('f'), A('f'), A('F'), C('F'),
37662 /* 34 - 'g' */ L('g'), 'G', A('g'), A('g'), A('G'), C('G'),
37663 /* 35 - 'h' */ L('h'), 'H', A('h'), A('h'), A('H'), C('H'),
37664 /* 36 - 'j' */ L('j'), 'J', A('j'), A('j'), A('J'), C('J'),
37665 /* 37 - 'k' */ L('k'), 'K', A('k'), A('k'), A('K'), C('K'),
37666 /* 38 - 'l' */ L('l'), 'L', A('l'), A('l'), A('L'), C('L'),
37667 /* 39 - ';' */ ';', '+', A(';'), A(';'), A('+'), C('@'),
37668 /* 40 - ':' */ ':', '*', A(':'), A(':'), A('*'), C('@'),
37669 /* 41 - KANJI */ 0, 0, 0, 0, 0, 0,
37670 /* 42 - l. SHIFT*/ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37671 /* 43 - ']' */ ']', '}', A(']'), A(']'), A('}'), C(']'),
37672 /* 44 - 'z' */ L('z'), 'Z', A('z'), A('z'), A('Z'), C('Z'),
37673 /* 45 - 'x' */ L('x'), 'X', A('x'), A('x'), A('X'), C('X'),
37674 /* 46 - 'c' */ L('c'), 'C', A('c'), A('c'), A('C'), C('C'),
37675 /* 47 - 'v' */ L('v'), 'V', A('v'), A('v'), A('V'), C('V'),
37676 /* 48 - 'b' */ L('b'), 'B', A('b'), A('b'), A('B'), C('B'),
37677 /* 49 - 'n' */ L('n'), 'N', A('n'), A('n'), A('N'), C('N'),
37678 /* 50 - 'm' */ L('m'), 'M', A('m'), A('m'), A('M'), C('M'),
37679 /* 51 - ',' */ ',', '<', A(','), A(','), A('<'), C('@'),
37680 /* 52 - '.' */ '.', '>', A('.'), A('.'), A('>'), C('@'),
37681 /* 53 - '/' */ '/', '?', A('/'), A('/'), A('?'), C('@'),
37682 /* 54 - r. SHIFT*/ SHIFT, SHIFT, SHIFT, SHIFT, SHIFT, SHIFT,
37683 /* 55 - '*' */ '*', '*', A('*'), A('*'), A('*'), C('@'),
37684 /* 56 - ALT */ ALT, ALT, ALT, ALT, ALT, ALT,
37685 /* 57 - ' ' */ ' ', ' ', A(' '), A(' '), A(' '), C('@'),
37686 /* 58 - CapsLck */ CALOCK, CALOCK, CALOCK, CALOCK, CALOCK, CALOCK,
37687 /* 59 - F1 */ F1, SF1, AF1, AF1, ASF1, CF1,
37688 /* 60 - F2 */ F2, SF2, AF2, AF2, ASF2, CF2,
37689 /* 61 - F3 */ F3, SF3, AF3, AF3, ASF3, CF3,
.Op 537 src/kernel/keymaps/japanese.src
37690 /* 62 - F4 */ F4, SF4, AF4, AF4, ASF4, CF4,
37691 /* 63 - F5 */ F5, SF5, AF5, AF5, ASF5, CF5,
37692 /* 64 - F6 */ F6, SF6, AF6, AF6, ASF6, CF6,
37693 /* 65 - F7 */ F7, SF7, AF7, AF7, ASF7, CF7,
37694 /* 66 - F8 */ F8, SF8, AF8, AF8, ASF8, CF8,
37695 /* 67 - F9 */ F9, SF9, AF9, AF9, ASF9, CF9,
37696 /* 68 - F10 */ F10, SF10, AF10, AF10, ASF10, CF10,
37697 /* 69 - NumLock */ NLOCK, NLOCK, NLOCK, NLOCK, NLOCK, NLOCK,
37698 /* 70 - ScrLock */ SLOCK, SLOCK, SLOCK, SLOCK, SLOCK, SLOCK,
37699 /* 71 - Home */ HOME, '7', AHOME, AHOME, A('7'), CHOME,
37700 /* 72 - CurUp */ UP, '8', AUP, AUP, A('8'), CUP,
37701 /* 73 - PgUp */ PGUP, '9', APGUP, APGUP, A('9'), CPGUP,
37702 /* 74 - '-' */ NMIN, '-', ANMIN, ANMIN, A('-'), CNMIN,
37703 /* 75 - Left */ LEFT, '4', ALEFT, ALEFT, A('4'), CLEFT,
37704 /* 76 - MID */ MID, '5', AMID, AMID, A('5'), CMID,
37705 /* 77 - Right */ RIGHT, '6', ARIGHT, ARIGHT, A('6'), CRIGHT,
37706 /* 78 - '+' */ PLUS, '+', APLUS, APLUS, A('+'), CPLUS,
37707 /* 79 - End */ END, '1', AEND, AEND, A('1'), CEND,
37708 /* 80 - Down */ DOWN, '2', ADOWN, ADOWN, A('2'), CDOWN,
37709 /* 81 - PgDown */ PGDN, '3', APGDN, APGDN, A('3'), CPGDN,
37710 /* 82 - Insert */ INSRT, '0', AINSRT, AINSRT, A('0'), CINSRT,
37711 /* 83 - Delete */ 0177, '.', A(0177),A(0177),A('.'), 0177,
37712 /* 84 - Enter */ C('M'), C('M'), CA('M'),CA('M'),CA('M'),C('J'),
37713 /* 85 - ??? */ 0, 0, 0, 0, 0, 0,
37714 /* 86 - ??? */ 0, 0, 0, 0, 0, 0,
37715 /* 87 - F11 */ F11, SF11, AF11, AF11, ASF11, CF11,
37716 /* 88 - F12 */ F12, SF12, AF12, AF12, ASF12, CF12,
37717 /* 89 - ??? */ 0, 0, 0, 0, 0, 0,
37718 /* 90 - ??? */ 0, 0, 0, 0, 0, 0,
37719 /* 91 - ??? */ 0, 0, 0, 0, 0, 0,
37720 /* 92 - ??? */ 0, 0, 0, 0, 0, 0,
37721 /* 93 - ??? */ 0, 0, 0, 0, 0, 0,
37722 /* 94 - ??? */ 0, 0, 0, 0, 0, 0,
37723 /* 95 - ??? */ 0, 0, 0, 0, 0, 0,
37724 /* 96 - EXT_KEY */ EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY, EXTKEY,
37725 /* 97 - ??? */ 0, 0, 0, 0, 0, 0,
37726 /* 98 - ??? */ 0, 0, 0, 0, 0, 0,
37727 /* 99 - ??? */ 0, 0, 0, 0, 0, 0,
37728 /*100 - ??? */ 0, 0, 0, 0, 0, 0,
37729 /*101 - ??? */ 0, 0, 0, 0, 0, 0,
37730 /*102 - ??? */ 0, 0, 0, 0, 0, 0,
37731 /*103 - ??? */ 0, 0, 0, 0, 0, 0,
37732 /*104 - ??? */ 0, 0, 0, 0, 0, 0,
37733 /*105 - ??? */ 0, 0, 0, 0, 0, 0,
37734 /*106 - ??? */ 0, 0, 0, 0, 0, 0,
37735 /*107 - ??? */ 0, 0, 0, 0, 0, 0,
37736 /*108 - ??? */ 0, 0, 0, 0, 0, 0,
37737 /*109 - ??? */ 0, 0, 0, 0, 0, 0,
37738 /*110 - ??? */ 0, 0, 0, 0, 0, 0,
37739 /*111 - ??? */ 0, 0, 0, 0, 0, 0,
37740 /*112 - KANA */ 0, 0, 0, 0, 0, 0,
37741 /*113 - ??? */ 0, 0, 0, 0, 0, 0,
37742 /*114 - ??? */ 0, 0, 0, 0, 0, 0,
37743 /*115 - '\' */ '\', '_', A('\'),A('\'),A('_'), C('_'),
37744 /*116 - ??? */ 0, 0, 0, 0, 0, 0,
37745 /*117 - ??? */ 0, 0, 0, 0, 0, 0,
37746 /*118 - ??? */ 0, 0, 0, 0, 0, 0,
37747 /*119 - ??? */ 0, 0, 0, 0, 0, 0,
37748 /*120 - ??? */ 0, 0, 0, 0, 0, 0,
37749 /*121 - HENKAN */ 0, 0, 0, 0, 0, 0,
.Ep 538 src/kernel/keymaps/japanese.src
37750 /*122 - ??? */ 0, 0, 0, 0, 0, 0,
37751 /*123 - MU-HENKAN*/ 0, 0, 0, 0, 0, 0,
37752 /*124 - ??? */ 0, 0, 0, 0, 0, 0,
37753 /*125 - YEN */ '\', '|', A('\'),A('\'),A('|'), C('\'),
37754 /*126 - ??? */ 0, 0, 0, 0, 0, 0,
37755 /*127 - ??? */ 0, 0, 0, 0, 0, 0
37756 };
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/kernel/keymaps/latin-am.src
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
37800 /***
37801 Keymap for Latin American keyboard. v1.02
37802 Victor A. Rodriguez - El bit Fantasma - Bit-Man@Tasa.Com.AR
37803
37804 The Latin American keyboard makes differences between the left and
37805 right ALT keys (the right one is so called ALT GR), and uses accent.
37806
37807 Release History
37808 ===============
37809 v1.00 Initial version
37810 v1.01 Extended ASCII characters replaced by hex. equivalents
37811 v1.02 NR_SCAN_CODES has grown to 0x80, required by Toshiya Ogawa
37812 (ogw@shizuokanet.or.jp) and added by Kees J.Bot (kjb@cs.vu.nl)
37813 in MINIX 1.7.2
37814 ***/
37815
37816 #if (NR_SCAN_CODES != 0x80)
37817 #error NR_SCAN_CODES mis-match
37818 #endif
37819
37820 u16_t keymap[NR_SCAN_CODES * MAP_COLS] = {
37821
37822 /* scan-code !Shift Shift Alt1 Alt2 Alt+Sh Ctrl */
37823 /* ==================================================================== */
37824 /* 00 - none */ 0, 0, 0, 0, 0, 0,
37825 /* 01 - ESC */ C('['), C('['), CA('['),CA('['),CA('['),C('['),
37826 /* 02 - '1' */ '1', '!', A('1'), A('1'), A('!'), C('A'),
37827 /* 03 - '2' */ '2', '"', A('2'), A('2'), A('"'), C('@'),
37828 /* 04 - '3' */ '3', '#', A('3'), A('3'), A('#'), C('C'),
37829 /* 05 - '4' */ '4', '$', A('4'), A('4'), A('$'), C('D'),
37830 /* 06 - '5' */ '5', '%', A('5'), A('5'), A('%'), C('E'),
37831 /* 07 - '6' */ '6', '&', A('6'), A('6'), A('$'), C('^'),
37832 /* 08 - '7' */ '7', '/', A('7'), A('7'), A('/'), C('G'),
37833 /* 09 - '8' */ '8', '(', A('8'), A('8'), A('('), C('H'),
37834 /* 10 - '9' */ '9', ')', A('9'), A('9'), A(')'), C('I'),
37835 /* 11 - '0' */ '0', '=', A('0'), A('0'), A('='), C('@'),
37836 /* 12 - '-' */ ''', '?', A('''), 0x5c, A('?'), C('?'),
37837 /* 13 - '