arch/x86_64-pc/kernel/kernel_intern.h

   1 #ifndef KERNEL_INTERN_H_
   2 #define KERNEL_INTERN_H_
   3
   4 #include <inttypes.h>
   5 #include <exec/nodes.h>
   6 #include <exec/lists.h>
   7 #include <aros/kernel.h>
   8 #include <utility/tagitem.h>
   9 #include <asm/cpu.h>
  10
  11 #include <stdio.h>
  12
  13 #include "acpi.h"
  14 #include "apic.h"
  15
  16 struct   KernBootPrivate
  17 {
  18     IPTR                kbp_PrivateNext;
  19     IPTR                kbp_InitFlags;
  20     IPTR                kbp_ACPIRSDP;
  21     IPTR                kbp_APIC_TrampolineBase;
  22     const struct GenericAPIC  **kbp_APIC_Drivers;
  23     IPTR                kbp_APIC_DriverID;
  24     UWORD               kbp_APIC_BSPID;
  25     int                 kbp_APIC_IRQ_Model;
  26     char                kbp_BOOTCmdLine[200];
  27 };
  28
  29 #define KERNBOOTFLAG_SERDEBUGCONFIGURED (1 << 0)
  30 #define KERNBOOTFLAG_DEBUG              (1 << 1)
  31 #define KERNBOOTFLAG_BOOTCPUSET         (1 << 2)
  32
  33 struct KernelBase {
  34     struct Node         kb_Node;
  35     void *              kb_MemPool;
  36     struct List         kb_Intr[256];
  37
  38     IPTR                kb_ACPIRSDP;
  39
  40     IPTR                kb_APIC_TrampolineBase;
  41     const struct GenericAPIC  **kb_APIC_Drivers;
  42     IPTR                kb_APIC_DriverID;
  43     uint16_t            kb_XTPIC_Mask;
  44     UBYTE               kb_APIC_Count;
  45     UWORD               *kb_APIC_IDMap;                         /* ACPI_ID << 8 | LOGICAL_ID */
  46     IPTR                *kb_APIC_BaseMap;
  47     int                 kb_APIC_IRQ_Model;
  48 };
  49
  50 #define KBL_INTERNAL    0
  51 #define KBL_XTPIC       1
  52 #define KBL_APIC        2
  53
  54 struct IntrNode {
  55     struct MinNode      in_Node;
  56     void                (*in_Handler)(void *, void *);
  57     void                *in_HandlerData;
  58     void                *in_HandlerData2;
  59 };
  60
  61 #define SC_CAUSE        0
  62 #define SC_DISPATCH     1
  63 #define SC_SWITCH       2
  64 #define SC_SCHEDULE     3
  65
  66 int exec_main(struct TagItem *msg, void *entry);
  67 void core_LeaveInterrupt(regs_t *regs) __attribute__((noreturn));
  68 void core_Switch(regs_t *regs) __attribute__((noreturn));
  69 void core_Schedule(regs_t *regs) __attribute__((noreturn));
  70 void core_Dispatch(regs_t *regs) __attribute__((noreturn));
  71 void core_ExitInterrupt(regs_t *regs) __attribute__((noreturn));
  72 void core_IRQHandle(regs_t regs);
  73 void core_Cause(struct ExecBase *SysBase);
  74 /** ACPI Functions **/
  75 IPTR core_ACPIProbe(struct TagItem *, struct KernBootPrivate *);
  76 ULONG core_ACPIInitialise(struct KernelBase *);
  77 int core_ACPIIsBlacklisted();
  78 IPTR core_ACPIRootSystemDescriptionPointerLocate();
  79 IPTR core_ACPIRootSystemDescriptionPointerScan(IPTR, IPTR);
  80 int core_ACPITableChecksum(void *, unsigned long);
  81 IPTR core_ACPITableSDTGet(struct acpi_table_rsdp *);
  82 int core_ACPITableParse(int, struct acpi_table_hook *);
  83 int core_ACPITableMADTParse(int, struct acpi_madt_entry_hook *);
  84 int core_ACPITableMADTFamParse(int, unsigned long, int, struct acpi_madt_entry_hook *);
  85 int core_ACPITableHeaderEarly(int, struct acpi_table_header **);
  86 /** CPU Functions **/
  87 IPTR core_APICProbe(struct KernBootPrivate *);
  88 UBYTE core_APICGetTotal();
  89 UBYTE core_APICGetNumber();
  90 void core_SetupIDT(struct KernBootPrivate *);
  91 void core_SetupGDT(struct KernBootPrivate *);
  92 void core_SetupMMU(struct KernBootPrivate *);
  93 void core_CPUSetup(IPTR);
  94 void core_ProtKernelArea(intptr_t addr, intptr_t length, char p, char rw, char us);
  95 void core_DefaultIRETQ();
  96 /** Kernel Attribute Functions **/
  97 struct TagItem *krnNextTagItem(const struct TagItem **tagListPtr);
  98 struct TagItem *krnFindTagItem(Tag tagValue, const struct TagItem *tagList);
  99 IPTR krnGetTagData(Tag tagValue, intptr_t defaultVal, const struct TagItem *tagList);
 100 void krnSetTagData(Tag tagValue, intptr_t newtagValue, const struct TagItem *tagList);
 101
 102 /* Debug support .. */
 103 extern void Exec_SerialRawIOInit();
 104 extern void scr_RawPutChars(char *, int);
 105 extern ULONG            __serial_rawio_speed;
 106 extern UBYTE            __serial_rawio_databits;
 107 extern UBYTE            __serial_rawio_parity;
 108 extern UBYTE            __serial_rawio_stopbits;
 109 extern UWORD            __serial_rawio_port;
 110 extern unsigned char    __serial_rawio_debug;
 111
 112 void clr();
 113 static char tab[512];
 114 #ifdef rkprintf
 115 #undef rkprintf
 116 #endif
 117 #define rkprintf(x...) scr_RawPutChars(tab, snprintf(tab, 510, x))
 118
 119 #endif /*KERNEL_INTERN_H_*/