EdkModulePkg/Core/DxeIplPeim/x64/LongMode.asm

   1       TITLE   LongMode.asm: Assembly code for the entering long mode
   2
   3 ;------------------------------------------------------------------------------
   4 ;*
   5 ;*   Copyright (c) 2006, Intel Corporation
   6 ;*   All rights reserved. This program and the accompanying materials
   7 ;*   are licensed and made available under the terms and conditions of the BSD License
   8 ;*   which accompanies this distribution.  The full text of the license may be found at
   9 ;*   http://opensource.org/licenses/bsd-license.php
  10 ;*
  11 ;*   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12 ;*   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13 ;*
  14 ;*    LongMode.asm
  15 ;*
  16 ;*   Abstract:
  17 ;*
  18 ;*    Transition from 32-bit protected mode EFI environment into x64
  19 ;*    64-bit bit long mode.
  20 ;*
  21 ;------------------------------------------------------------------------------
  22
  23 .686p
  24 .model  flat
  25
  26 ;
  27 ; Create the exception handler code in IA32 C code
  28 ;
  29
  30 .code
  31 .stack
  32 .MMX
  33 .XMM
  34
  35 _LoadGo64Gdt    PROC Near Public
  36     push    ebp               ; C prolog
  37     push    edi
  38     mov     ebp, esp
  39     ;
  40     ; Disable interrupts
  41     ;
  42     cli
  43     ;
  44     ; Reload the selectors
  45     ; Note:
  46     ;      Make the Selectors 64-bit ready
  47     ;
  48     mov     edi, OFFSET gdtr    ; Load GDT register
  49     mov     ax,cs               ; Get the selector data from our code image
  50     mov     es,ax
  51     lgdt    FWORD PTR es:[edi]  ; and update the GDTR
  52
  53     db      067h
  54     db      0eah              ; Far Jump Offset:Selector to reload CS
  55     dd      OFFSET DataSelectorRld;   Offset is ensuing instruction boundary
  56     dw      LINEAR_CODE_SEL   ;   Selector is our code selector, 10h
  57 DataSelectorRld::
  58     mov     ax, SYS_DATA_SEL ; Update the Base for the new selectors, too
  59     mov     ds, ax
  60     mov     es, ax
  61     mov     fs, ax
  62     mov     gs, ax
  63     mov     ss, ax
  64
  65     pop     edi
  66     pop     ebp
  67     ret
  68 _LoadGo64Gdt endp
  69
  70
  71 ; VOID
  72 ; ActivateLongMode (
  73 ;   IN  EFI_PHYSICAL_ADDRESS  PageTables,
  74 ;   IN  EFI_PHYSICAL_ADDRESS  HobStart,
  75 ;   IN  EFI_PHYSICAL_ADDRESS  Stack,
  76 ;   IN  EFI_PHYSICAL_ADDRESS  PpisNeededByDxeIplEntryPoint,
  77 ;   IN  EFI_PHYSICAL_ADDRESS  DxeCoreEntryPoint
  78 ;   )
  79 ;
  80 ; Input:  [ebp][0h]  = Original ebp
  81 ;         [ebp][4h]  = Return address
  82 ;         [ebp][8h]  = PageTables
  83 ;         [ebp][10h] = HobStart
  84 ;         [ebp][18h] = Stack
  85 ;         [ebp][20h] = CodeEntryPoint1 <--- Call this first (for each call, pass HOB pointer)
  86 ;         [ebp][28h] = CodeEntryPoint2 <--- Call this second
  87 ;
  88 ;
  89 _ActivateLongMode  PROC Near Public
  90     push    ebp               ; C prolog
  91     mov     ebp, esp
  92
  93     ;
  94     ; Use CPUID to determine if the processor supports long mode.
  95     ;
  96     mov     eax, 80000000h  ; Extended-function code 8000000h.
  97     cpuid                   ; Is largest extended function
  98     cmp     eax, 80000000h  ; any function > 80000000h?
  99     jbe     no_long_mode    ; If not, no long mode.
 100     mov     eax, 80000001h  ; Extended-function code 8000001h.
 101     cpuid                   ; Now EDX = extended-features flags.
 102     bt      edx, 29         ; Test if long mode is supported.
 103     jnc     no_long_mode    ; Exit if not supported.
 104
 105     ;
 106     ; Enable the 64-bit page-translation-table entries by
 107     ; setting CR4.PAE=1 (this is _required_ before activating
 108     ; long mode). Paging is not enabled until after long mode
 109     ; is enabled.
 110     ;
 111     mov eax, cr4
 112     bts eax, 5
 113     mov cr4, eax
 114
 115     ;
 116     ; Get the long-mode page tables, and initialize the
 117     ; 64-bit CR3 (page-table base address) to point to the base
 118     ; of the PML4 page table. The PML4 page table must be located
 119     ; below 4 Gbytes because only 32 bits of CR3 are loaded when
 120     ; the processor is not in 64-bit mode.
 121     ;
 122     mov eax, [ebp+8h]       ; Get Page Tables
 123     mov cr3, eax            ; Initialize CR3 with PML4 base.
 124
 125     ;
 126     ; Enable long mode (set EFER.LME=1).
 127     ;
 128     mov ecx, 0c0000080h ; EFER MSR number.
 129     rdmsr               ; Read EFER.
 130     bts eax, 8          ; Set LME=1.
 131     wrmsr               ; Write EFER.
 132
 133     ;
 134     ; Enable paging to activate long mode (set CR0.PG=1)
 135     ;
 136
 137
 138     mov eax, cr0 ; Read CR0.
 139     bts eax, 31  ; Set PG=1.
 140     mov cr0, eax ; Write CR0.
 141     jmp   go_to_long_mode
 142 go_to_long_mode:
 143
 144     ;
 145     ; This is the next instruction after enabling paging.  Jump to long mode
 146     ;
 147     db      067h
 148     db      0eah              ; Far Jump Offset:Selector to reload CS
 149     dd      OFFSET in_long_mode;   Offset is ensuing instruction boundary
 150     dw      SYS_CODE64_SEL    ;   Selector is our code selector, 10h
 151 in_long_mode::
 152     mov     ax, SYS_DATA64_SEL
 153     mov     es, ax
 154     mov     ss, ax
 155     mov     ds, ax
 156 ;;    jmp     $
 157
 158
 159     ;
 160     ; We're in long mode, so marshall the arguments to call the
 161     ; passed in function pointers
 162     ; Recall
 163     ;         [ebp][10h] = HobStart
 164     ;         [ebp][18h] = Stack
 165     ;         [ebp][20h] = PpisNeededByDxeIplEntryPoint <--- Call this first (for each call, pass HOB pointer)
 166     ;         [ebp][28h] = DxeCoreEntryPoint            <--- Call this second
 167     ;
 168     db  48h
 169     mov ebx, [ebp+18h]        ; Setup the stack
 170     db  48h
 171     mov esp, ebx              ; On a new stack now
 172
 173     db  48h
 174     mov ecx, [ebp+10h]        ; Pass Hob Start in RCX
 175     db  48h
 176     mov eax, [ebp+20h]        ; Get the function pointer for
 177                               ; PpisNeededByDxeIplEntryPoint into EAX
 178
 179 ;; 00000905  FF D0                  call rax
 180     db 0ffh
 181     db 0d0h
 182
 183     db  48h
 184     mov ecx, [ebp+10h]        ; Pass Hob Start in RCX
 185     db  48h
 186     mov eax, [ebp+28h]        ; Get the function pointer for
 187                               ; DxeCoreEntryPoint into EAX
 188
 189 ;; 00000905  FF D0                  call rax
 190     db 0ffh
 191     db 0d0h
 192
 193     ;
 194     ; WE SHOULD NEVER GET HERE!!!!!!!!!!!!!
 195     ;
 196 no_long_mode:
 197     jmp   no_long_mode
 198 _ActivateLongMode endp
 199
 200         align 16
 201
 202 gdtr    dw GDT_END - GDT_BASE - 1   ; GDT limit
 203         dd OFFSET GDT_BASE          ; (GDT base gets set above)
 204
 205 ;-----------------------------------------------------------------------------;
 206 ;   global descriptor table (GDT)
 207 ;-----------------------------------------------------------------------------;
 208
 209         align 16
 210
 211 public GDT_BASE
 212 GDT_BASE:
 213 ; null descriptor
 214 NULL_SEL            equ $-GDT_BASE    ; Selector [0]
 215         dw 0            ; limit 15:0
 216         dw 0            ; base 15:0
 217         db 0            ; base 23:16
 218         db 0            ; type
 219         db 0            ; limit 19:16, flags
 220         db 0            ; base 31:24
 221
 222 ; linear data segment descriptor
 223 LINEAR_SEL      equ $-GDT_BASE        ; Selector [0x8]
 224         dw 0FFFFh       ; limit 0xFFFFF
 225         dw 0            ; base 0
 226         db 0
 227         db 092h         ; present, ring 0, data, expand-up, writable
 228         db 0CFh                 ; page-granular, 32-bit
 229         db 0
 230
 231 ; linear code segment descriptor
 232 LINEAR_CODE_SEL equ $-GDT_BASE        ; Selector [0x10]
 233         dw 0FFFFh       ; limit 0xFFFFF
 234         dw 0            ; base 0
 235         db 0
 236         db 09Fh         ; present, ring 0, data, expand-up, writable
 237         db 0CFh                 ; page-granular, 32-bit
 238         db 0
 239
 240 ; system data segment descriptor
 241 SYS_DATA_SEL    equ $-GDT_BASE        ; Selector [0x18]
 242         dw 0FFFFh       ; limit 0xFFFFF
 243         dw 0            ; base 0
 244         db 0
 245         db 093h         ; present, ring 0, data, expand-up, writable
 246         db 0CFh                 ; page-granular, 32-bit
 247         db 0
 248
 249 ; system code segment descriptor
 250 SYS_CODE_SEL    equ $-GDT_BASE        ; Selector [0x20]
 251         dw 0FFFFh       ; limit 0xFFFFF
 252         dw 0            ; base 0
 253         db 0
 254         db 09Ah         ; present, ring 0, data, expand-up, writable
 255         db 0CFh                 ; page-granular, 32-bit
 256         db 0
 257
 258 ; spare segment descriptor
 259 SPARE3_SEL  equ $-GDT_BASE            ; Selector [0x28]
 260         dw 0            ; limit 0xFFFFF
 261         dw 0            ; base 0
 262         db 0
 263         db 0            ; present, ring 0, data, expand-up, writable
 264         db 0            ; page-granular, 32-bit
 265         db 0
 266
 267 ;
 268 ; system data segment descriptor
 269 ;
 270 SYS_DATA64_SEL    equ $-GDT_BASE          ; Selector [0x30]
 271         dw 0FFFFh       ; limit 0xFFFFF
 272         dw 0            ; base 0
 273         db 0
 274         db 092h         ; P | DPL [1..2] | 1   | 1   | C | R | A
 275         db 0CFh         ; G | D   | L    | AVL | Segment [19..16]
 276         db 0
 277
 278 ;
 279 ; system code segment descriptor
 280 ;
 281 SYS_CODE64_SEL    equ $-GDT_BASE          ; Selector [0x38]
 282         dw 0FFFFh       ; limit 0xFFFFF
 283         dw 0            ; base 0
 284         db 0
 285         db 09Ah         ; P | DPL [1..2] | 1   | 1   | C | R | A
 286         db 0AFh         ; G | D   | L    | AVL | Segment [19..16]
 287         db 0
 288
 289 ; spare segment descriptor
 290 SPARE4_SEL  equ $-GDT_BASE            ; Selector [0x40]
 291         dw 0            ; limit 0xFFFFF
 292         dw 0            ; base 0
 293         db 0
 294         db 0            ; present, ring 0, data, expand-up, writable
 295         db 0            ; page-granular, 32-bit
 296         db 0
 297
 298 GDT_END:
 299
 300 ;
 301 ;
 302 ;------------------------------------------------------------------------------
 303 ;  Generic IDT Vector Handlers for the Host. They are all the same so they
 304 ;  will compress really well.
 305 ;
 306 ;  By knowing the return address for Vector 00 you can can calculate the
 307 ;  vector number by looking at the call CommonInterruptEntry return address.
 308 ;  (return address - AsmIdtVector00Base)/8 == IDT index
 309 ;
 310 ;------------------------------------------------------------------------------
 311
 312 _AsmIdtVector00 PROC NEAR PUBLIC
 313     call  CommonInterruptEntry
 314 _AsmIdtVector00 ENDP
 315 AsmIdtVector00Base PROC NEAR PUBLIC
 316         nop
 317         nop
 318         nop
 319     call  CommonInterruptEntry
 320         nop
 321         nop
 322         nop
 323     call  CommonInterruptEntry
 324         nop
 325         nop
 326         nop
 327     call  CommonInterruptEntry
 328         nop
 329         nop
 330         nop
 331     call  CommonInterruptEntry
 332         nop
 333         nop
 334         nop
 335     call  CommonInterruptEntry
 336         nop
 337         nop
 338         nop
 339     call  CommonInterruptEntry
 340         nop
 341         nop
 342         nop
 343     call  CommonInterruptEntry
 344         nop
 345         nop
 346         nop
 347     call  CommonInterruptEntry
 348         nop
 349         nop
 350         nop
 351     call  CommonInterruptEntry
 352         nop
 353         nop
 354         nop
 355     call  CommonInterruptEntry
 356         nop
 357         nop
 358         nop
 359     call  CommonInterruptEntry
 360         nop
 361         nop
 362         nop
 363     call  CommonInterruptEntry
 364         nop
 365         nop
 366         nop
 367     call  CommonInterruptEntry
 368         nop
 369         nop
 370         nop
 371     call  CommonInterruptEntry
 372         nop
 373         nop
 374         nop
 375     call  CommonInterruptEntry
 376         nop
 377         nop
 378         nop
 379     call  CommonInterruptEntry
 380         nop
 381         nop
 382         nop
 383     call  CommonInterruptEntry
 384         nop
 385         nop
 386         nop
 387     call  CommonInterruptEntry
 388         nop
 389         nop
 390         nop
 391     call  CommonInterruptEntry
 392         nop
 393         nop
 394         nop
 395     call  CommonInterruptEntry
 396         nop
 397         nop
 398         nop
 399     call  CommonInterruptEntry
 400         nop
 401         nop
 402         nop
 403     call  CommonInterruptEntry
 404         nop
 405         nop
 406         nop
 407     call  CommonInterruptEntry
 408         nop
 409         nop
 410         nop
 411     call  CommonInterruptEntry
 412         nop
 413         nop
 414         nop
 415     call  CommonInterruptEntry
 416         nop
 417         nop
 418         nop
 419     call  CommonInterruptEntry
 420         nop
 421         nop
 422         nop
 423     call  CommonInterruptEntry
 424         nop
 425         nop
 426         nop
 427     call  CommonInterruptEntry
 428         nop
 429         nop
 430         nop
 431     call  CommonInterruptEntry
 432         nop
 433         nop
 434         nop
 435     call  CommonInterruptEntry
 436         nop
 437         nop
 438         nop
 439     call  CommonInterruptEntry
 440         nop
 441         nop
 442         nop
 443     call  CommonInterruptEntry
 444         nop
 445         nop
 446         nop
 447     call  CommonInterruptEntry
 448         nop
 449         nop
 450         nop
 451     call  CommonInterruptEntry
 452         nop
 453         nop
 454         nop
 455     call  CommonInterruptEntry
 456         nop
 457         nop
 458         nop
 459     call  CommonInterruptEntry
 460         nop
 461         nop
 462         nop
 463     call  CommonInterruptEntry
 464         nop
 465         nop
 466         nop
 467     call  CommonInterruptEntry
 468         nop
 469         nop
 470         nop
 471     call  CommonInterruptEntry
 472         nop
 473         nop
 474         nop
 475     call  CommonInterruptEntry
 476         nop
 477         nop
 478         nop
 479     call  CommonInterruptEntry
 480         nop
 481         nop
 482         nop
 483     call  CommonInterruptEntry
 484         nop
 485         nop
 486         nop
 487     call  CommonInterruptEntry
 488         nop
 489         nop
 490         nop
 491     call  CommonInterruptEntry
 492         nop
 493         nop
 494         nop
 495     call  CommonInterruptEntry
 496         nop
 497         nop
 498         nop
 499     call  CommonInterruptEntry
 500         nop
 501         nop
 502         nop
 503     call  CommonInterruptEntry
 504         nop
 505         nop
 506         nop
 507     call  CommonInterruptEntry
 508         nop
 509         nop
 510         nop
 511     call  CommonInterruptEntry
 512         nop
 513         nop
 514         nop
 515     call  CommonInterruptEntry
 516         nop
 517         nop
 518         nop
 519     call  CommonInterruptEntry
 520         nop
 521         nop
 522         nop
 523     call  CommonInterruptEntry
 524         nop
 525         nop
 526         nop
 527     call  CommonInterruptEntry
 528         nop
 529         nop
 530         nop
 531     call  CommonInterruptEntry
 532         nop
 533         nop
 534         nop
 535     call  CommonInterruptEntry
 536         nop
 537         nop
 538         nop
 539     call  CommonInterruptEntry
 540         nop
 541         nop
 542         nop
 543     call  CommonInterruptEntry
 544         nop
 545         nop
 546         nop
 547     call  CommonInterruptEntry
 548         nop
 549         nop
 550         nop
 551     call  CommonInterruptEntry
 552         nop
 553         nop
 554         nop
 555     call  CommonInterruptEntry
 556         nop
 557         nop
 558         nop
 559     call  CommonInterruptEntry
 560         nop
 561         nop
 562         nop
 563     call  CommonInterruptEntry
 564         nop
 565         nop
 566         nop
 567     call  CommonInterruptEntry
 568         nop
 569         nop
 570         nop
 571     call  CommonInterruptEntry
 572         nop
 573         nop
 574         nop
 575     call  CommonInterruptEntry
 576         nop
 577         nop
 578         nop
 579     call  CommonInterruptEntry
 580         nop
 581         nop
 582         nop
 583     call  CommonInterruptEntry
 584         nop
 585         nop
 586         nop
 587     call  CommonInterruptEntry
 588         nop
 589         nop
 590         nop
 591     call  CommonInterruptEntry
 592         nop
 593         nop
 594         nop
 595     call  CommonInterruptEntry
 596         nop
 597         nop
 598         nop
 599     call  CommonInterruptEntry
 600         nop
 601         nop
 602         nop
 603     call  CommonInterruptEntry
 604         nop
 605         nop
 606         nop
 607     call  CommonInterruptEntry
 608         nop
 609         nop
 610         nop
 611     call  CommonInterruptEntry
 612         nop
 613         nop
 614         nop
 615     call  CommonInterruptEntry
 616         nop
 617         nop
 618         nop
 619     call  CommonInterruptEntry
 620         nop
 621         nop
 622         nop
 623     call  CommonInterruptEntry
 624         nop
 625         nop
 626         nop
 627     call  CommonInterruptEntry
 628         nop
 629         nop
 630         nop
 631     call  CommonInterruptEntry
 632         nop
 633         nop
 634         nop
 635     call  CommonInterruptEntry
 636         nop
 637         nop
 638         nop
 639     call  CommonInterruptEntry
 640         nop
 641         nop
 642         nop
 643     call  CommonInterruptEntry
 644         nop
 645         nop
 646         nop
 647     call  CommonInterruptEntry
 648         nop
 649         nop
 650         nop
 651     call  CommonInterruptEntry
 652         nop
 653         nop
 654         nop
 655     call  CommonInterruptEntry
 656         nop
 657         nop
 658         nop
 659     call  CommonInterruptEntry
 660         nop
 661         nop
 662         nop
 663     call  CommonInterruptEntry
 664         nop
 665         nop
 666         nop
 667     call  CommonInterruptEntry
 668         nop
 669         nop
 670         nop
 671     call  CommonInterruptEntry
 672         nop
 673         nop
 674         nop
 675     call  CommonInterruptEntry
 676         nop
 677         nop
 678         nop
 679     call  CommonInterruptEntry
 680         nop
 681         nop
 682         nop
 683     call  CommonInterruptEntry
 684         nop
 685         nop
 686         nop
 687     call  CommonInterruptEntry
 688         nop
 689         nop
 690         nop
 691     call  CommonInterruptEntry
 692         nop
 693         nop
 694         nop
 695     call  CommonInterruptEntry
 696         nop
 697         nop
 698         nop
 699     call  CommonInterruptEntry
 700         nop
 701         nop
 702         nop
 703     call  CommonInterruptEntry
 704         nop
 705         nop
 706         nop
 707     call  CommonInterruptEntry
 708         nop
 709         nop
 710         nop
 711     call  CommonInterruptEntry
 712         nop
 713         nop
 714         nop
 715     call  CommonInterruptEntry
 716         nop
 717         nop
 718         nop
 719     call  CommonInterruptEntry
 720         nop
 721         nop
 722         nop
 723     call  CommonInterruptEntry
 724         nop
 725         nop
 726         nop
 727     call  CommonInterruptEntry
 728         nop
 729         nop
 730         nop
 731     call  CommonInterruptEntry
 732         nop
 733         nop
 734         nop
 735     call  CommonInterruptEntry
 736         nop
 737         nop
 738         nop
 739     call  CommonInterruptEntry
 740         nop
 741         nop
 742         nop
 743     call  CommonInterruptEntry
 744         nop
 745         nop
 746         nop
 747     call  CommonInterruptEntry
 748         nop
 749         nop
 750         nop
 751     call  CommonInterruptEntry
 752         nop
 753         nop
 754         nop
 755     call  CommonInterruptEntry
 756         nop
 757         nop
 758         nop
 759     call  CommonInterruptEntry
 760         nop
 761         nop
 762         nop
 763     call  CommonInterruptEntry
 764         nop
 765         nop
 766         nop
 767     call  CommonInterruptEntry
 768         nop
 769         nop
 770         nop
 771     call  CommonInterruptEntry
 772         nop
 773         nop
 774         nop
 775     call  CommonInterruptEntry
 776         nop
 777         nop
 778         nop
 779     call  CommonInterruptEntry
 780         nop
 781         nop
 782         nop
 783     call  CommonInterruptEntry
 784         nop
 785         nop
 786         nop
 787     call  CommonInterruptEntry
 788         nop
 789         nop
 790         nop
 791     call  CommonInterruptEntry
 792         nop
 793         nop
 794         nop
 795     call  CommonInterruptEntry
 796         nop
 797         nop
 798         nop
 799     call  CommonInterruptEntry
 800         nop
 801         nop
 802         nop
 803     call  CommonInterruptEntry
 804         nop
 805         nop
 806         nop
 807     call  CommonInterruptEntry
 808         nop
 809         nop
 810         nop
 811     call  CommonInterruptEntry
 812         nop
 813         nop
 814         nop
 815     call  CommonInterruptEntry
 816         nop
 817         nop
 818         nop
 819     call  CommonInterruptEntry
 820         nop
 821         nop
 822         nop
 823     call  CommonInterruptEntry
 824         nop
 825         nop
 826         nop
 827     call  CommonInterruptEntry
 828         nop
 829         nop
 830         nop
 831     call  CommonInterruptEntry
 832         nop
 833         nop
 834         nop
 835     call  CommonInterruptEntry
 836         nop
 837         nop
 838         nop
 839     call  CommonInterruptEntry
 840         nop
 841         nop
 842         nop
 843     call  CommonInterruptEntry
 844         nop
 845         nop
 846         nop
 847     call  CommonInterruptEntry
 848         nop
 849         nop
 850         nop
 851     call  CommonInterruptEntry
 852         nop
 853         nop
 854         nop
 855     call  CommonInterruptEntry
 856         nop
 857         nop
 858         nop
 859     call  CommonInterruptEntry
 860         nop
 861         nop
 862         nop
 863     call  CommonInterruptEntry
 864         nop
 865         nop
 866         nop
 867     call  CommonInterruptEntry
 868         nop
 869         nop
 870         nop
 871     call  CommonInterruptEntry
 872         nop
 873         nop
 874         nop
 875     call  CommonInterruptEntry
 876         nop
 877         nop
 878         nop
 879     call  CommonInterruptEntry
 880         nop
 881         nop
 882         nop
 883     call  CommonInterruptEntry
 884         nop
 885         nop
 886         nop
 887     call  CommonInterruptEntry
 888         nop
 889         nop
 890         nop
 891     call  CommonInterruptEntry
 892         nop
 893         nop
 894         nop
 895     call  CommonInterruptEntry
 896         nop
 897         nop
 898         nop
 899     call  CommonInterruptEntry
 900         nop
 901         nop
 902         nop
 903     call  CommonInterruptEntry
 904         nop
 905         nop
 906         nop
 907     call  CommonInterruptEntry
 908         nop
 909         nop
 910         nop
 911     call  CommonInterruptEntry
 912         nop
 913         nop
 914         nop
 915     call  CommonInterruptEntry
 916         nop
 917         nop
 918         nop
 919     call  CommonInterruptEntry
 920         nop
 921         nop
 922         nop
 923     call  CommonInterruptEntry
 924         nop
 925         nop
 926         nop
 927     call  CommonInterruptEntry
 928         nop
 929         nop
 930         nop
 931     call  CommonInterruptEntry
 932         nop
 933         nop
 934         nop
 935     call  CommonInterruptEntry
 936         nop
 937         nop
 938         nop
 939     call  CommonInterruptEntry
 940         nop
 941         nop
 942         nop
 943     call  CommonInterruptEntry
 944         nop
 945         nop
 946         nop
 947     call  CommonInterruptEntry
 948         nop
 949         nop
 950         nop
 951     call  CommonInterruptEntry
 952         nop
 953         nop
 954         nop
 955     call  CommonInterruptEntry
 956         nop
 957         nop
 958         nop
 959     call  CommonInterruptEntry
 960         nop
 961         nop
 962         nop
 963     call  CommonInterruptEntry
 964         nop
 965         nop
 966         nop
 967     call  CommonInterruptEntry
 968         nop
 969         nop
 970         nop
 971     call  CommonInterruptEntry
 972         nop
 973         nop
 974         nop
 975     call  CommonInterruptEntry
 976         nop
 977         nop
 978         nop
 979     call  CommonInterruptEntry
 980         nop
 981         nop
 982         nop
 983     call  CommonInterruptEntry
 984         nop
 985         nop
 986         nop
 987     call  CommonInterruptEntry
 988         nop
 989         nop
 990         nop
 991     call  CommonInterruptEntry
 992         nop
 993         nop
 994         nop
 995     call  CommonInterruptEntry
 996         nop
 997         nop
 998         nop
 999     call  CommonInterruptEntry
1000         nop
1001         nop
1002         nop
1003     call  CommonInterruptEntry
1004         nop
1005         nop
1006         nop
1007     call  CommonInterruptEntry
1008         nop
1009         nop
1010         nop
1011     call  CommonInterruptEntry
1012         nop
1013         nop
1014         nop
1015     call  CommonInterruptEntry
1016         nop
1017         nop
1018         nop
1019     call  CommonInterruptEntry
1020         nop
1021         nop
1022         nop
1023     call  CommonInterruptEntry
1024         nop
1025         nop
1026         nop
1027     call  CommonInterruptEntry
1028         nop
1029         nop
1030         nop
1031     call  CommonInterruptEntry
1032         nop
1033         nop
1034         nop
1035     call  CommonInterruptEntry
1036         nop
1037         nop
1038         nop
1039     call  CommonInterruptEntry
1040         nop
1041         nop
1042         nop
1043     call  CommonInterruptEntry
1044         nop
1045         nop
1046         nop
1047     call  CommonInterruptEntry
1048         nop
1049         nop
1050         nop
1051     call  CommonInterruptEntry
1052         nop
1053         nop
1054         nop
1055     call  CommonInterruptEntry
1056         nop
1057         nop
1058         nop
1059     call  CommonInterruptEntry
1060         nop
1061         nop
1062         nop
1063     call  CommonInterruptEntry
1064         nop
1065         nop
1066         nop
1067     call  CommonInterruptEntry
1068         nop
1069         nop
1070         nop
1071     call  CommonInterruptEntry
1072         nop
1073         nop
1074         nop
1075     call  CommonInterruptEntry
1076         nop
1077         nop
1078         nop
1079     call  CommonInterruptEntry
1080         nop
1081         nop
1082         nop
1083     call  CommonInterruptEntry
1084         nop
1085         nop
1086         nop
1087     call  CommonInterruptEntry
1088         nop
1089         nop
1090         nop
1091     call  CommonInterruptEntry
1092         nop
1093         nop
1094         nop
1095     call  CommonInterruptEntry
1096         nop
1097         nop
1098         nop
1099     call  CommonInterruptEntry
1100         nop
1101         nop
1102         nop
1103     call  CommonInterruptEntry
1104         nop
1105         nop
1106         nop
1107     call  CommonInterruptEntry
1108         nop
1109         nop
1110         nop
1111     call  CommonInterruptEntry
1112         nop
1113         nop
1114         nop
1115     call  CommonInterruptEntry
1116         nop
1117         nop
1118         nop
1119     call  CommonInterruptEntry
1120         nop
1121         nop
1122         nop
1123     call  CommonInterruptEntry
1124         nop
1125         nop
1126         nop
1127     call  CommonInterruptEntry
1128         nop
1129         nop
1130         nop
1131     call  CommonInterruptEntry
1132         nop
1133         nop
1134         nop
1135     call  CommonInterruptEntry
1136         nop
1137         nop
1138         nop
1139     call  CommonInterruptEntry
1140         nop
1141         nop
1142         nop
1143     call  CommonInterruptEntry
1144         nop
1145         nop
1146         nop
1147     call  CommonInterruptEntry
1148         nop
1149         nop
1150         nop
1151     call  CommonInterruptEntry
1152         nop
1153         nop
1154         nop
1155     call  CommonInterruptEntry
1156         nop
1157         nop
1158         nop
1159     call  CommonInterruptEntry
1160         nop
1161         nop
1162         nop
1163     call  CommonInterruptEntry
1164         nop
1165         nop
1166         nop
1167     call  CommonInterruptEntry
1168         nop
1169         nop
1170         nop
1171     call  CommonInterruptEntry
1172         nop
1173         nop
1174         nop
1175     call  CommonInterruptEntry
1176         nop
1177         nop
1178         nop
1179     call  CommonInterruptEntry
1180         nop
1181         nop
1182         nop
1183     call  CommonInterruptEntry
1184         nop
1185         nop
1186         nop
1187     call  CommonInterruptEntry
1188         nop
1189         nop
1190         nop
1191     call  CommonInterruptEntry
1192         nop
1193         nop
1194         nop
1195     call  CommonInterruptEntry
1196         nop
1197         nop
1198         nop
1199     call  CommonInterruptEntry
1200         nop
1201         nop
1202         nop
1203     call  CommonInterruptEntry
1204         nop
1205         nop
1206         nop
1207     call  CommonInterruptEntry
1208         nop
1209         nop
1210         nop
1211     call  CommonInterruptEntry
1212         nop
1213         nop
1214         nop
1215     call  CommonInterruptEntry
1216         nop
1217         nop
1218         nop
1219     call  CommonInterruptEntry
1220         nop
1221         nop
1222         nop
1223     call  CommonInterruptEntry
1224         nop
1225         nop
1226         nop
1227     call  CommonInterruptEntry
1228         nop
1229         nop
1230         nop
1231     call  CommonInterruptEntry
1232         nop
1233         nop
1234         nop
1235     call  CommonInterruptEntry
1236         nop
1237         nop
1238         nop
1239     call  CommonInterruptEntry
1240         nop
1241         nop
1242         nop
1243     call  CommonInterruptEntry
1244         nop
1245         nop
1246         nop
1247     call  CommonInterruptEntry
1248         nop
1249         nop
1250         nop
1251     call  CommonInterruptEntry
1252         nop
1253         nop
1254         nop
1255     call  CommonInterruptEntry
1256         nop
1257         nop
1258         nop
1259     call  CommonInterruptEntry
1260         nop
1261         nop
1262         nop
1263     call  CommonInterruptEntry
1264         nop
1265         nop
1266         nop
1267     call  CommonInterruptEntry
1268         nop
1269         nop
1270         nop
1271     call  CommonInterruptEntry
1272         nop
1273         nop
1274         nop
1275     call  CommonInterruptEntry
1276         nop
1277         nop
1278         nop
1279     call  CommonInterruptEntry
1280         nop
1281         nop
1282         nop
1283     call  CommonInterruptEntry
1284         nop
1285         nop
1286         nop
1287     call  CommonInterruptEntry
1288         nop
1289         nop
1290         nop
1291     call  CommonInterruptEntry
1292         nop
1293         nop
1294         nop
1295     call  CommonInterruptEntry
1296         nop
1297         nop
1298         nop
1299     call  CommonInterruptEntry
1300         nop
1301         nop
1302         nop
1303     call  CommonInterruptEntry
1304         nop
1305         nop
1306         nop
1307     call  CommonInterruptEntry
1308         nop
1309         nop
1310         nop
1311     call  CommonInterruptEntry
1312         nop
1313         nop
1314         nop
1315     call  CommonInterruptEntry
1316         nop
1317         nop
1318         nop
1319     call  CommonInterruptEntry
1320         nop
1321         nop
1322         nop
1323     call  CommonInterruptEntry
1324         nop
1325         nop
1326         nop
1327     call  CommonInterruptEntry
1328         nop
1329         nop
1330         nop
1331     call  CommonInterruptEntry
1332         nop
1333         nop
1334         nop
1335     call  CommonInterruptEntry
1336         nop
1337         nop
1338         nop
1339 AsmIdtVector00Base ENDP
1340
1341
1342 ;---------------------------------------;
1343 ; CommonInterruptEntry                  ;
1344 ;---------------------------------------;
1345 ; The follow algorithm is used for the common interrupt routine.
1346 ; TBD: Save EFI_SYSTEM_CONTEXT_x64 on the stack per AP definition
1347 ;
1348 ;
1349 CommonInterruptEntry PROC NEAR PUBLIC
1350   cli
1351   jmp   $
1352   iret
1353
1354 CommonInterruptEntry ENDP
1355
1356 END
1357