arch/x86_64-pc/kernel/kernel_intern.h

   1 #ifndef KERNEL_INTERN_H_
   2 #define KERNEL_INTERN_H_
   3
   4 #include <inttypes.h>
   5
   6 #include <exec/nodes.h>
   7 #include <exec/lists.h>
   8 #include <aros/kernel.h>
   9 #include <utility/tagitem.h>
  10 #include <asm/cpu.h>
  11
  12 #define STACK_SIZE      65536
  13 #define PAGE_SIZE       0x1000
  14 #define PAGE_MASK       0x0FFF
  15
  16 struct APICData;
  17
  18 /*
  19  * Boot-time private data.
  20  * This structure is write-protected in user mode and survives warm restarts.
  21  */
  22 struct KernBootPrivate
  23 {
  24     IPTR                _APICBase;              /* Bootstrap APIC base address                          */
  25     UWORD               kbp_APIC_BSPID;         /* Bootstrap APIC logical ID                            */
  26     unsigned short      debug_y_resolution;     /* Parameters of screen's lower half ('vesahack' mode)  */
  27     void               *debug_framebuffer;
  28     IPTR                SystemStack;            /* System stack base address                            */
  29     void               *GDT;                    /* Self-explanatory                                     */
  30     void               *TSS;
  31     void               *system_tls;
  32     void               *IDT;
  33     void               *PML4;
  34     void               *PDP;
  35     void               *PDE;
  36     void               *PTE;
  37     int                 used_page;
  38 };
  39
  40 extern struct KernBootPrivate *__KernBootPrivate;
  41
  42 /* Platform-specific part of KernelBase */
  43 struct PlatformData
  44 {
  45     APTR     kb_APIC_TrampolineBase;    /* Starting address of secondary core bootstrap code    */
  46     uint16_t kb_XTPIC_Mask;             /* Current XT-PIC interrupt mask                        */
  47     struct   APICData *kb_APIC;         /* APIC global data                                     */
  48 };
  49
  50 #define KBL_INTERNAL    0
  51 #define KBL_XTPIC       1
  52 #define KBL_APIC        2
  53
  54 /* Main boot code */
  55 void core_Kick(struct TagItem *msg, void *target);
  56 void kernel_cstart(const struct TagItem *msg);
  57
  58 /** CPU Functions **/
  59 void core_SetupIDT(struct KernBootPrivate *);
  60 void core_SetupGDT(struct KernBootPrivate *);
  61 void core_SetupMMU(struct KernBootPrivate *);
  62 void core_CPUSetup(UBYTE, IPTR);
  63 void core_ProtKernelArea(intptr_t addr, intptr_t length, char p, char rw, char us);
  64 void core_DefaultIRETQ();
  65 ULONG acpi_Initialize(void);
  66 void ictl_Initialize(void);
  67
  68 struct ExceptionContext;
  69
  70 /* Interrupt processing */
  71 void core_LeaveInterrupt(struct ExceptionContext *);
  72 void core_Supervisor(struct ExceptionContext *);
  73
  74 #endif /*KERNEL_INTERN_H_*/