reactos/hal/halx86/mp/amd64/mps.S

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS kernel
   4  * FILE:            ntoskrnl/hal/amd64/generic/mps.S
   5  * PURPOSE:         Intel MultiProcessor specification support
   6  * PROGRAMMER:      Casper S. Hornstrup (chorns@users.sourceforge.net)
   7  */
   8
   9 /* INCLUDES ******************************************************************/
  10
  11 #include <reactos/asm.h>
  12 #include <ndk/amd64/asm.h>
  13
  14 /* FUNCTIONS *****************************************************************/
  15
  16 #define BEFORE \
  17   cld; \
  18   push rax; \
  19   push rbx; \
  20   push rcx; \
  21   push rdx; \
  22   push rsi; \
  23   push rdi; \
  24   push fs; \
  25   push gs; \
  26
  27 #define AFTER \
  28   pop  gs; \
  29   pop  fs; \
  30   pop  rdi; \
  31   pop  rsi; \
  32   pop  rdx; \
  33   pop  rcx; \
  34   pop  rbx; \
  35   pop  rax; \
  36
  37 #ifdef CONFIG_SMP
  38 PUBLIC MpsIpiInterrupt
  39 MpsIpiInterrupt:
  40     /* Save registers */
  41     BEFORE
  42
  43     /* Call the C handler */
  44     call  MpsIpiHandler
  45
  46     /* Return to the caller */
  47     AFTER
  48     iret
  49 #endif
  50
  51 PUBLIC MpsErrorInterrupt
  52 MpsErrorInterrupt:
  53     /* Save registers */
  54     BEFORE
  55
  56     /* Call the C handler */
  57     call  MpsErrorHandler
  58
  59     /* Return to the caller */
  60     AFTER
  61     iret
  62
  63
  64 PUBLIC MpsSpuriousInterrupt
  65 MpsSpuriousInterrupt:
  66     /* Save registers */
  67     BEFORE
  68
  69     /* Call the C handler */
  70     call  MpsSpuriousHandler
  71
  72     /* Return to the caller */
  73     AFTER
  74     iret
  75
  76 PUBLIC MpsTimerInterrupt
  77 MpsTimerInterrupt:
  78     /* Save registers */
  79     BEFORE
  80
  81     mov ebx, 0xef
  82         mov eax, 0xceafbeef
  83         push rax
  84         push rsp
  85         push rbx
  86         call MpsTimerHandler
  87         pop rax
  88         pop rax
  89         pop rax
  90
  91     /* Return to the caller */
  92         AFTER
  93         iret
  94
  95
  96 /* EOF */