ntoskrnl/ke/amd64/boot.S

   1 /*
   2  * FILE:            ntoskrnl/ke/i386/boot.S
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PURPOSE:         FreeLDR Wrapper Bootstrap Code and Bootstrap Trampoline
   5  * PROGRAMMER:      Timo Kreuzer (timo.kreuzer@reactos.org)
   6  */
   7
   8 /* INCLUDES ******************************************************************/
   9
  10 #include <asm.inc>
  11
  12 #include <ksamd64.inc>
  13
  14 EXTERN KiInitializeKernelAndGotoIdleLoop:PROC
  15
  16 /* GLOBALS *******************************************************************/
  17
  18
  19 /* FUNCTIONS *****************************************************************/
  20
  21 .code64
  22 .text
  23
  24 /**
  25  * VOID
  26  * KiSetupStackAndInitializeKernel(
  27  *     IN PKPROCESS InitProcess,               <rsp + 0x08, rcx>
  28  *     IN PKTHREAD InitThread,                 <rsp + 0x10, rdx>
  29  *     IN PVOID IdleStack,                     <rsp + 0x18, r8>
  30  *     IN PKPRCB Prcb,                         <rsp + 0x20, r9>
  31  *     IN CCHAR Number,                        <rsp + 0x28>
  32  *     IN PLOADER_PARAMETER_BLOCK LoaderBlock) <rsp + 0x30>
  33  */
  34 PUBLIC KiSetupStackAndInitializeKernel
  35 .PROC KiSetupStackAndInitializeKernel
  36
  37     /* Save current stack */
  38     mov rsi, rsp
  39
  40     /* Setup the new stack */
  41     mov ax, HEX(18)
  42     mov ss, ax
  43     mov rsp, r8
  44     sub rsp, HEX(300) // FIXME
  45
  46     /* Copy stack parameters to the new stack */
  47     sub rsp, HEX(38)
  48     .ENDPROLOG
  49
  50     mov rdi, rsp
  51     movsq
  52     movsq
  53     movsq
  54     movsq
  55     movsq
  56     movsq
  57     movsq
  58
  59     jmp KiInitializeKernelAndGotoIdleLoop
  60
  61 .ENDP KiSetupStackAndInitializeKernel
  62
  63 END
  64