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
 174 ;; 00000905  FF D0                  call rax
 175
 176     db  48h
 177     mov ecx, [ebp+10h]        ; Pass Hob Start in RCX
 178     db  48h
 179     mov eax, [ebp+28h]        ; Get the function pointer for
 180                               ; DxeCoreEntryPoint into EAX
 181
 182 ;; 00000905  FF D0                  call rax
 183     db 0ffh
 184     db 0d0h
 185
 186     ;
 187     ; WE SHOULD NEVER GET HERE!!!!!!!!!!!!!
 188     ;
 189 no_long_mode:
 190     jmp   no_long_mode
 191 _ActivateLongMode endp
 192
 193         align 16
 194
 195 gdtr    dw GDT_END - GDT_BASE - 1   ; GDT limit
 196         dd OFFSET GDT_BASE          ; (GDT base gets set above)
 197
 198 ;-----------------------------------------------------------------------------;
 199 ;   global descriptor table (GDT)
 200 ;-----------------------------------------------------------------------------;
 201
 202         align 16
 203
 204 public GDT_BASE
 205 GDT_BASE:
 206 ; null descriptor
 207 NULL_SEL            equ $-GDT_BASE    ; Selector [0]
 208         dw 0            ; limit 15:0
 209         dw 0            ; base 15:0
 210         db 0            ; base 23:16
 211         db 0            ; type
 212         db 0            ; limit 19:16, flags
 213         db 0            ; base 31:24
 214
 215 ; linear data segment descriptor
 216 LINEAR_SEL      equ $-GDT_BASE        ; Selector [0x8]
 217         dw 0FFFFh       ; limit 0xFFFFF
 218         dw 0            ; base 0
 219         db 0
 220         db 092h         ; present, ring 0, data, expand-up, writable
 221         db 0CFh                 ; page-granular, 32-bit
 222         db 0
 223
 224 ; linear code segment descriptor
 225 LINEAR_CODE_SEL equ $-GDT_BASE        ; Selector [0x10]
 226         dw 0FFFFh       ; limit 0xFFFFF
 227         dw 0            ; base 0
 228         db 0
 229         db 09Fh         ; present, ring 0, data, expand-up, writable
 230         db 0CFh                 ; page-granular, 32-bit
 231         db 0
 232
 233 ; system data segment descriptor
 234 SYS_DATA_SEL    equ $-GDT_BASE        ; Selector [0x18]
 235         dw 0FFFFh       ; limit 0xFFFFF
 236         dw 0            ; base 0
 237         db 0
 238         db 093h         ; present, ring 0, data, expand-up, writable
 239         db 0CFh                 ; page-granular, 32-bit
 240         db 0
 241
 242 ; system code segment descriptor
 243 SYS_CODE_SEL    equ $-GDT_BASE        ; Selector [0x20]
 244         dw 0FFFFh       ; limit 0xFFFFF
 245         dw 0            ; base 0
 246         db 0
 247         db 09Ah         ; present, ring 0, data, expand-up, writable
 248         db 0CFh                 ; page-granular, 32-bit
 249         db 0
 250
 251 ; spare segment descriptor
 252 SPARE3_SEL  equ $-GDT_BASE            ; Selector [0x28]
 253         dw 0            ; limit 0xFFFFF
 254         dw 0            ; base 0
 255         db 0
 256         db 0            ; present, ring 0, data, expand-up, writable
 257         db 0            ; page-granular, 32-bit
 258         db 0
 259
 260 ;
 261 ; system data segment descriptor
 262 ;
 263 SYS_DATA64_SEL    equ $-GDT_BASE          ; Selector [0x30]
 264         dw 0FFFFh       ; limit 0xFFFFF
 265         dw 0            ; base 0
 266         db 0
 267         db 092h         ; P | DPL [1..2] | 1   | 1   | C | R | A
 268         db 0CFh         ; G | D   | L    | AVL | Segment [19..16]
 269         db 0
 270
 271 ;
 272 ; system code segment descriptor
 273 ;
 274 SYS_CODE64_SEL    equ $-GDT_BASE          ; Selector [0x38]
 275         dw 0FFFFh       ; limit 0xFFFFF
 276         dw 0            ; base 0
 277         db 0
 278         db 09Ah         ; P | DPL [1..2] | 1   | 1   | C | R | A
 279         db 0AFh         ; G | D   | L    | AVL | Segment [19..16]
 280         db 0
 281
 282 ; spare segment descriptor
 283 SPARE4_SEL  equ $-GDT_BASE            ; Selector [0x40]
 284         dw 0            ; limit 0xFFFFF
 285         dw 0            ; base 0
 286         db 0
 287         db 0            ; present, ring 0, data, expand-up, writable
 288         db 0            ; page-granular, 32-bit
 289         db 0
 290
 291 GDT_END:
 292
 293 ;
 294 ;
 295 ;------------------------------------------------------------------------------
 296 ;  Generic IDT Vector Handlers for the Host. They are all the same so they
 297 ;  will compress really well.
 298 ;
 299 ;  By knowing the return address for Vector 00 you can can calculate the
 300 ;  vector number by looking at the call CommonInterruptEntry return address.
 301 ;  (return address - AsmIdtVector00Base)/8 == IDT index
 302 ;
 303 ;------------------------------------------------------------------------------
 304
 305 _AsmIdtVector00 PROC NEAR PUBLIC
 306     call  CommonInterruptEntry
 307 _AsmIdtVector00 ENDP
 308 AsmIdtVector00Base PROC NEAR PUBLIC
 309         nop
 310         nop
 311         nop
 312     call  CommonInterruptEntry
 313         nop
 314         nop
 315         nop
 316     call  CommonInterruptEntry
 317         nop
 318         nop
 319         nop
 320     call  CommonInterruptEntry
 321         nop
 322         nop
 323         nop
 324     call  CommonInterruptEntry
 325         nop
 326         nop
 327         nop
 328     call  CommonInterruptEntry
 329         nop
 330         nop
 331         nop
 332     call  CommonInterruptEntry
 333         nop
 334         nop
 335         nop
 336     call  CommonInterruptEntry
 337         nop
 338         nop
 339         nop
 340     call  CommonInterruptEntry
 341         nop
 342         nop
 343         nop
 344     call  CommonInterruptEntry
 345         nop
 346         nop
 347         nop
 348     call  CommonInterruptEntry
 349         nop
 350         nop
 351         nop
 352     call  CommonInterruptEntry
 353         nop
 354         nop
 355         nop
 356     call  CommonInterruptEntry
 357         nop
 358         nop
 359         nop
 360     call  CommonInterruptEntry
 361         nop
 362         nop
 363         nop
 364     call  CommonInterruptEntry
 365         nop
 366         nop
 367         nop
 368     call  CommonInterruptEntry
 369         nop
 370         nop
 371         nop
 372     call  CommonInterruptEntry
 373         nop
 374         nop
 375         nop
 376     call  CommonInterruptEntry
 377         nop
 378         nop
 379         nop
 380     call  CommonInterruptEntry
 381         nop
 382         nop
 383         nop
 384     call  CommonInterruptEntry
 385         nop
 386         nop
 387         nop
 388     call  CommonInterruptEntry
 389         nop
 390         nop
 391         nop
 392     call  CommonInterruptEntry
 393         nop
 394         nop
 395         nop
 396     call  CommonInterruptEntry
 397         nop
 398         nop
 399         nop
 400     call  CommonInterruptEntry
 401         nop
 402         nop
 403         nop
 404     call  CommonInterruptEntry
 405         nop
 406         nop
 407         nop
 408     call  CommonInterruptEntry
 409         nop
 410         nop
 411         nop
 412     call  CommonInterruptEntry
 413         nop
 414         nop
 415         nop
 416     call  CommonInterruptEntry
 417         nop
 418         nop
 419         nop
 420     call  CommonInterruptEntry
 421         nop
 422         nop
 423         nop
 424     call  CommonInterruptEntry
 425         nop
 426         nop
 427         nop
 428     call  CommonInterruptEntry
 429         nop
 430         nop
 431         nop
 432     call  CommonInterruptEntry
 433         nop
 434         nop
 435         nop
 436     call  CommonInterruptEntry
 437         nop
 438         nop
 439         nop
 440     call  CommonInterruptEntry
 441         nop
 442         nop
 443         nop
 444     call  CommonInterruptEntry
 445         nop
 446         nop
 447         nop
 448     call  CommonInterruptEntry
 449         nop
 450         nop
 451         nop
 452     call  CommonInterruptEntry
 453         nop
 454         nop
 455         nop
 456     call  CommonInterruptEntry
 457         nop
 458         nop
 459         nop
 460     call  CommonInterruptEntry
 461         nop
 462         nop
 463         nop
 464     call  CommonInterruptEntry
 465         nop
 466         nop
 467         nop
 468     call  CommonInterruptEntry
 469         nop
 470         nop
 471         nop
 472     call  CommonInterruptEntry
 473         nop
 474         nop
 475         nop
 476     call  CommonInterruptEntry
 477         nop
 478         nop
 479         nop
 480     call  CommonInterruptEntry
 481         nop
 482         nop
 483         nop
 484     call  CommonInterruptEntry
 485         nop
 486         nop
 487         nop
 488     call  CommonInterruptEntry
 489         nop
 490         nop
 491         nop
 492     call  CommonInterruptEntry
 493         nop
 494         nop
 495         nop
 496     call  CommonInterruptEntry
 497         nop
 498         nop
 499         nop
 500     call  CommonInterruptEntry
 501         nop
 502         nop
 503         nop
 504     call  CommonInterruptEntry
 505         nop
 506         nop
 507         nop
 508     call  CommonInterruptEntry
 509         nop
 510         nop
 511         nop
 512     call  CommonInterruptEntry
 513         nop
 514         nop
 515         nop
 516     call  CommonInterruptEntry
 517         nop
 518         nop
 519         nop
 520     call  CommonInterruptEntry
 521         nop
 522         nop
 523         nop
 524     call  CommonInterruptEntry
 525         nop
 526         nop
 527         nop
 528     call  CommonInterruptEntry
 529         nop
 530         nop
 531         nop
 532     call  CommonInterruptEntry
 533         nop
 534         nop
 535         nop
 536     call  CommonInterruptEntry
 537         nop
 538         nop
 539         nop
 540     call  CommonInterruptEntry
 541         nop
 542         nop
 543         nop
 544     call  CommonInterruptEntry
 545         nop
 546         nop
 547         nop
 548     call  CommonInterruptEntry
 549         nop
 550         nop
 551         nop
 552     call  CommonInterruptEntry
 553         nop
 554         nop
 555         nop
 556     call  CommonInterruptEntry
 557         nop
 558         nop
 559         nop
 560     call  CommonInterruptEntry
 561         nop
 562         nop
 563         nop
 564     call  CommonInterruptEntry
 565         nop
 566         nop
 567         nop
 568     call  CommonInterruptEntry
 569         nop
 570         nop
 571         nop
 572     call  CommonInterruptEntry
 573         nop
 574         nop
 575         nop
 576     call  CommonInterruptEntry
 577         nop
 578         nop
 579         nop
 580     call  CommonInterruptEntry
 581         nop
 582         nop
 583         nop
 584     call  CommonInterruptEntry
 585         nop
 586         nop
 587         nop
 588     call  CommonInterruptEntry
 589         nop
 590         nop
 591         nop
 592     call  CommonInterruptEntry
 593         nop
 594         nop
 595         nop
 596     call  CommonInterruptEntry
 597         nop
 598         nop
 599         nop
 600     call  CommonInterruptEntry
 601         nop
 602         nop
 603         nop
 604     call  CommonInterruptEntry
 605         nop
 606         nop
 607         nop
 608     call  CommonInterruptEntry
 609         nop
 610         nop
 611         nop
 612     call  CommonInterruptEntry
 613         nop
 614         nop
 615         nop
 616     call  CommonInterruptEntry
 617         nop
 618         nop
 619         nop
 620     call  CommonInterruptEntry
 621         nop
 622         nop
 623         nop
 624     call  CommonInterruptEntry
 625         nop
 626         nop
 627         nop
 628     call  CommonInterruptEntry
 629         nop
 630         nop
 631         nop
 632     call  CommonInterruptEntry
 633         nop
 634         nop
 635         nop
 636     call  CommonInterruptEntry
 637         nop
 638         nop
 639         nop
 640     call  CommonInterruptEntry
 641         nop
 642         nop
 643         nop
 644     call  CommonInterruptEntry
 645         nop
 646         nop
 647         nop
 648     call  CommonInterruptEntry
 649         nop
 650         nop
 651         nop
 652     call  CommonInterruptEntry
 653         nop
 654         nop
 655         nop
 656     call  CommonInterruptEntry
 657         nop
 658         nop
 659         nop
 660     call  CommonInterruptEntry
 661         nop
 662         nop
 663         nop
 664     call  CommonInterruptEntry
 665         nop
 666         nop
 667         nop
 668     call  CommonInterruptEntry
 669         nop
 670         nop
 671         nop
 672     call  CommonInterruptEntry
 673         nop
 674         nop
 675         nop
 676     call  CommonInterruptEntry
 677         nop
 678         nop
 679         nop
 680     call  CommonInterruptEntry
 681         nop
 682         nop
 683         nop
 684     call  CommonInterruptEntry
 685         nop
 686         nop
 687         nop
 688     call  CommonInterruptEntry
 689         nop
 690         nop
 691         nop
 692     call  CommonInterruptEntry
 693         nop
 694         nop
 695         nop
 696     call  CommonInterruptEntry
 697         nop
 698         nop
 699         nop
 700     call  CommonInterruptEntry
 701         nop
 702         nop
 703         nop
 704     call  CommonInterruptEntry
 705         nop
 706         nop
 707         nop
 708     call  CommonInterruptEntry
 709         nop
 710         nop
 711         nop
 712     call  CommonInterruptEntry
 713         nop
 714         nop
 715         nop
 716     call  CommonInterruptEntry
 717         nop
 718         nop
 719         nop
 720     call  CommonInterruptEntry
 721         nop
 722         nop
 723         nop
 724     call  CommonInterruptEntry
 725         nop
 726         nop
 727         nop
 728     call  CommonInterruptEntry
 729         nop
 730         nop
 731         nop
 732     call  CommonInterruptEntry
 733         nop
 734         nop
 735         nop
 736     call  CommonInterruptEntry
 737         nop
 738         nop
 739         nop
 740     call  CommonInterruptEntry
 741         nop
 742         nop
 743         nop
 744     call  CommonInterruptEntry
 745         nop
 746         nop
 747         nop
 748     call  CommonInterruptEntry
 749         nop
 750         nop
 751         nop
 752     call  CommonInterruptEntry
 753         nop
 754         nop
 755         nop
 756     call  CommonInterruptEntry
 757         nop
 758         nop
 759         nop
 760     call  CommonInterruptEntry
 761         nop
 762         nop
 763         nop
 764     call  CommonInterruptEntry
 765         nop
 766         nop
 767         nop
 768     call  CommonInterruptEntry
 769         nop
 770         nop
 771         nop
 772     call  CommonInterruptEntry
 773         nop
 774         nop
 775         nop
 776     call  CommonInterruptEntry
 777         nop
 778         nop
 779         nop
 780     call  CommonInterruptEntry
 781         nop
 782         nop
 783         nop
 784     call  CommonInterruptEntry
 785         nop
 786         nop
 787         nop
 788     call  CommonInterruptEntry
 789         nop
 790         nop
 791         nop
 792     call  CommonInterruptEntry
 793         nop
 794         nop
 795         nop
 796     call  CommonInterruptEntry
 797         nop
 798         nop
 799         nop
 800     call  CommonInterruptEntry
 801         nop
 802         nop
 803         nop
 804     call  CommonInterruptEntry
 805         nop
 806         nop
 807         nop
 808     call  CommonInterruptEntry
 809         nop
 810         nop
 811         nop
 812     call  CommonInterruptEntry
 813         nop
 814         nop
 815         nop
 816     call  CommonInterruptEntry
 817         nop
 818         nop
 819         nop
 820     call  CommonInterruptEntry
 821         nop
 822         nop
 823         nop
 824     call  CommonInterruptEntry
 825         nop
 826         nop
 827         nop
 828     call  CommonInterruptEntry
 829         nop
 830         nop
 831         nop
 832     call  CommonInterruptEntry
 833         nop
 834         nop
 835         nop
 836     call  CommonInterruptEntry
 837         nop
 838         nop
 839         nop
 840     call  CommonInterruptEntry
 841         nop
 842         nop
 843         nop
 844     call  CommonInterruptEntry
 845         nop
 846         nop
 847         nop
 848     call  CommonInterruptEntry
 849         nop
 850         nop
 851         nop
 852     call  CommonInterruptEntry
 853         nop
 854         nop
 855         nop
 856     call  CommonInterruptEntry
 857         nop
 858         nop
 859         nop
 860     call  CommonInterruptEntry
 861         nop
 862         nop
 863         nop
 864     call  CommonInterruptEntry
 865         nop
 866         nop
 867         nop
 868     call  CommonInterruptEntry
 869         nop
 870         nop
 871         nop
 872     call  CommonInterruptEntry
 873         nop
 874         nop
 875         nop
 876     call  CommonInterruptEntry
 877         nop
 878         nop
 879         nop
 880     call  CommonInterruptEntry
 881         nop
 882         nop
 883         nop
 884     call  CommonInterruptEntry
 885         nop
 886         nop
 887         nop
 888     call  CommonInterruptEntry
 889         nop
 890         nop
 891         nop
 892     call  CommonInterruptEntry
 893         nop
 894         nop
 895         nop
 896     call  CommonInterruptEntry
 897         nop
 898         nop
 899         nop
 900     call  CommonInterruptEntry
 901         nop
 902         nop
 903         nop
 904     call  CommonInterruptEntry
 905         nop
 906         nop
 907         nop
 908     call  CommonInterruptEntry
 909         nop
 910         nop
 911         nop
 912     call  CommonInterruptEntry
 913         nop
 914         nop
 915         nop
 916     call  CommonInterruptEntry
 917         nop
 918         nop
 919         nop
 920     call  CommonInterruptEntry
 921         nop
 922         nop
 923         nop
 924     call  CommonInterruptEntry
 925         nop
 926         nop
 927         nop
 928     call  CommonInterruptEntry
 929         nop
 930         nop
 931         nop
 932     call  CommonInterruptEntry
 933         nop
 934         nop
 935         nop
 936     call  CommonInterruptEntry
 937         nop
 938         nop
 939         nop
 940     call  CommonInterruptEntry
 941         nop
 942         nop
 943         nop
 944     call  CommonInterruptEntry
 945         nop
 946         nop
 947         nop
 948     call  CommonInterruptEntry
 949         nop
 950         nop
 951         nop
 952     call  CommonInterruptEntry
 953         nop
 954         nop
 955         nop
 956     call  CommonInterruptEntry
 957         nop
 958         nop
 959         nop
 960     call  CommonInterruptEntry
 961         nop
 962         nop
 963         nop
 964     call  CommonInterruptEntry
 965         nop
 966         nop
 967         nop
 968     call  CommonInterruptEntry
 969         nop
 970         nop
 971         nop
 972     call  CommonInterruptEntry
 973         nop
 974         nop
 975         nop
 976     call  CommonInterruptEntry
 977         nop
 978         nop
 979         nop
 980     call  CommonInterruptEntry
 981         nop
 982         nop
 983         nop
 984     call  CommonInterruptEntry
 985         nop
 986         nop
 987         nop
 988     call  CommonInterruptEntry
 989         nop
 990         nop
 991         nop
 992     call  CommonInterruptEntry
 993         nop
 994         nop
 995         nop
 996     call  CommonInterruptEntry
 997         nop
 998         nop
 999         nop
1000     call  CommonInterruptEntry
1001         nop
1002         nop
1003         nop
1004     call  CommonInterruptEntry
1005         nop
1006         nop
1007         nop
1008     call  CommonInterruptEntry
1009         nop
1010         nop
1011         nop
1012     call  CommonInterruptEntry
1013         nop
1014         nop
1015         nop
1016     call  CommonInterruptEntry
1017         nop
1018         nop
1019         nop
1020     call  CommonInterruptEntry
1021         nop
1022         nop
1023         nop
1024     call  CommonInterruptEntry
1025         nop
1026         nop
1027         nop
1028     call  CommonInterruptEntry
1029         nop
1030         nop
1031         nop
1032     call  CommonInterruptEntry
1033         nop
1034         nop
1035         nop
1036     call  CommonInterruptEntry
1037         nop
1038         nop
1039         nop
1040     call  CommonInterruptEntry
1041         nop
1042         nop
1043         nop
1044     call  CommonInterruptEntry
1045         nop
1046         nop
1047         nop
1048     call  CommonInterruptEntry
1049         nop
1050         nop
1051         nop
1052     call  CommonInterruptEntry
1053         nop
1054         nop
1055         nop
1056     call  CommonInterruptEntry
1057         nop
1058         nop
1059         nop
1060     call  CommonInterruptEntry
1061         nop
1062         nop
1063         nop
1064     call  CommonInterruptEntry
1065         nop
1066         nop
1067         nop
1068     call  CommonInterruptEntry
1069         nop
1070         nop
1071         nop
1072     call  CommonInterruptEntry
1073         nop
1074         nop
1075         nop
1076     call  CommonInterruptEntry
1077         nop
1078         nop
1079         nop
1080     call  CommonInterruptEntry
1081         nop
1082         nop
1083         nop
1084     call  CommonInterruptEntry
1085         nop
1086         nop
1087         nop
1088     call  CommonInterruptEntry
1089         nop
1090         nop
1091         nop
1092     call  CommonInterruptEntry
1093         nop
1094         nop
1095         nop
1096     call  CommonInterruptEntry
1097         nop
1098         nop
1099         nop
1100     call  CommonInterruptEntry
1101         nop
1102         nop
1103         nop
1104     call  CommonInterruptEntry
1105         nop
1106         nop
1107         nop
1108     call  CommonInterruptEntry
1109         nop
1110         nop
1111         nop
1112     call  CommonInterruptEntry
1113         nop
1114         nop
1115         nop
1116     call  CommonInterruptEntry
1117         nop
1118         nop
1119         nop
1120     call  CommonInterruptEntry
1121         nop
1122         nop
1123         nop
1124     call  CommonInterruptEntry
1125         nop
1126         nop
1127         nop
1128     call  CommonInterruptEntry
1129         nop
1130         nop
1131         nop
1132     call  CommonInterruptEntry
1133         nop
1134         nop
1135         nop
1136     call  CommonInterruptEntry
1137         nop
1138         nop
1139         nop
1140     call  CommonInterruptEntry
1141         nop
1142         nop
1143         nop
1144     call  CommonInterruptEntry
1145         nop
1146         nop
1147         nop
1148     call  CommonInterruptEntry
1149         nop
1150         nop
1151         nop
1152     call  CommonInterruptEntry
1153         nop
1154         nop
1155         nop
1156     call  CommonInterruptEntry
1157         nop
1158         nop
1159         nop
1160     call  CommonInterruptEntry
1161         nop
1162         nop
1163         nop
1164     call  CommonInterruptEntry
1165         nop
1166         nop
1167         nop
1168     call  CommonInterruptEntry
1169         nop
1170         nop
1171         nop
1172     call  CommonInterruptEntry
1173         nop
1174         nop
1175         nop
1176     call  CommonInterruptEntry
1177         nop
1178         nop
1179         nop
1180     call  CommonInterruptEntry
1181         nop
1182         nop
1183         nop
1184     call  CommonInterruptEntry
1185         nop
1186         nop
1187         nop
1188     call  CommonInterruptEntry
1189         nop
1190         nop
1191         nop
1192     call  CommonInterruptEntry
1193         nop
1194         nop
1195         nop
1196     call  CommonInterruptEntry
1197         nop
1198         nop
1199         nop
1200     call  CommonInterruptEntry
1201         nop
1202         nop
1203         nop
1204     call  CommonInterruptEntry
1205         nop
1206         nop
1207         nop
1208     call  CommonInterruptEntry
1209         nop
1210         nop
1211         nop
1212     call  CommonInterruptEntry
1213         nop
1214         nop
1215         nop
1216     call  CommonInterruptEntry
1217         nop
1218         nop
1219         nop
1220     call  CommonInterruptEntry
1221         nop
1222         nop
1223         nop
1224     call  CommonInterruptEntry
1225         nop
1226         nop
1227         nop
1228     call  CommonInterruptEntry
1229         nop
1230         nop
1231         nop
1232     call  CommonInterruptEntry
1233         nop
1234         nop
1235         nop
1236     call  CommonInterruptEntry
1237         nop
1238         nop
1239         nop
1240     call  CommonInterruptEntry
1241         nop
1242         nop
1243         nop
1244     call  CommonInterruptEntry
1245         nop
1246         nop
1247         nop
1248     call  CommonInterruptEntry
1249         nop
1250         nop
1251         nop
1252     call  CommonInterruptEntry
1253         nop
1254         nop
1255         nop
1256     call  CommonInterruptEntry
1257         nop
1258         nop
1259         nop
1260     call  CommonInterruptEntry
1261         nop
1262         nop
1263         nop
1264     call  CommonInterruptEntry
1265         nop
1266         nop
1267         nop
1268     call  CommonInterruptEntry
1269         nop
1270         nop
1271         nop
1272     call  CommonInterruptEntry
1273         nop
1274         nop
1275         nop
1276     call  CommonInterruptEntry
1277         nop
1278         nop
1279         nop
1280     call  CommonInterruptEntry
1281         nop
1282         nop
1283         nop
1284     call  CommonInterruptEntry
1285         nop
1286         nop
1287         nop
1288     call  CommonInterruptEntry
1289         nop
1290         nop
1291         nop
1292     call  CommonInterruptEntry
1293         nop
1294         nop
1295         nop
1296     call  CommonInterruptEntry
1297         nop
1298         nop
1299         nop
1300     call  CommonInterruptEntry
1301         nop
1302         nop
1303         nop
1304     call  CommonInterruptEntry
1305         nop
1306         nop
1307         nop
1308     call  CommonInterruptEntry
1309         nop
1310         nop
1311         nop
1312     call  CommonInterruptEntry
1313         nop
1314         nop
1315         nop
1316     call  CommonInterruptEntry
1317         nop
1318         nop
1319         nop
1320     call  CommonInterruptEntry
1321         nop
1322         nop
1323         nop
1324     call  CommonInterruptEntry
1325         nop
1326         nop
1327         nop
1328     call  CommonInterruptEntry
1329         nop
1330         nop
1331         nop
1332 AsmIdtVector00Base ENDP
1333
1334
1335 ;---------------------------------------;
1336 ; CommonInterruptEntry                  ;
1337 ;---------------------------------------;
1338 ; The follow algorithm is used for the common interrupt routine.
1339 ; TBD: Save EFI_SYSTEM_CONTEXT_x64 on the stack per AP definition
1340 ;
1341 ;
1342 CommonInterruptEntry PROC NEAR PUBLIC
1343   cli
1344   jmp   $
1345   iret
1346
1347 CommonInterruptEntry ENDP
1348
1349 END
1350