headers/private/kernel/arch/m68k/arch_platform.h

   1 /*
   2  * Copyright 2006, Ingo Weinhold <bonefish@cs.tu-berlin.de>.
   3  * All rights reserved. Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _KERNEL_M68K_ARCH_PLATFORM_H
   6 #define _KERNEL_M68K_ARCH_PLATFORM_H
   7
   8 #include <OS.h>
   9 #include <arch/platform.h>
  10
  11 struct real_time_data;
  12
  13 typedef enum m68k_platform_types {
  14         M68K_PLATFORM_AMIGA = 0,
  15         M68K_PLATFORM_ATARI,            /* TT, Falcon, Hades, Milan... */
  16         M68K_PLATFORM_MAC,
  17         M68K_PLATFORM_NEXT
  18 } m68k_platform_type;
  19
  20 namespace BPrivate {
  21
  22 // implemented in src/system/kernel/arch/m68k/arch_platform.cpp
  23
  24 class M68KPlatform {
  25 public:
  26         M68KPlatform(m68k_platform_type platformType);
  27         virtual ~M68KPlatform();
  28
  29         static M68KPlatform *Default();
  30
  31         inline m68k_platform_type PlatformType() const  { return fPlatformType; }
  32
  33         virtual status_t Init(struct kernel_args *kernelArgs) = 0;
  34         virtual status_t InitSerialDebug(struct kernel_args *kernelArgs) = 0;
  35         virtual status_t InitPostVM(struct kernel_args *kernelArgs) = 0;
  36         virtual status_t InitPIC(struct kernel_args *kernelArgs) = 0;
  37         virtual status_t InitRTC(struct kernel_args *kernelArgs,
  38                 struct real_time_data *data) = 0;
  39         virtual status_t InitTimer(struct kernel_args *kernelArgs) = 0;
  40
  41         virtual char BlueScreenGetChar() = 0;
  42
  43         virtual char SerialDebugGetChar() = 0;
  44         virtual void SerialDebugPutChar(char c) = 0;
  45
  46         virtual void EnableIOInterrupt(int irq) = 0;
  47         virtual void DisableIOInterrupt(int irq) = 0;
  48         virtual bool AcknowledgeIOInterrupt(int irq) = 0;
  49
  50         // mimic the PC CMOS
  51         virtual uint8 ReadRTCReg(uint8 reg) = 0;
  52         virtual void WriteRTCReg(uint8 reg, uint8 val) = 0;
  53         virtual void SetHardwareRTC(uint32 seconds) = 0;
  54         virtual uint32 GetHardwareRTC() = 0;
  55
  56         virtual void SetHardwareTimer(bigtime_t timeout) = 0;
  57         virtual void ClearHardwareTimer(void) = 0;
  58
  59         virtual void ShutDown(bool reboot) = 0;
  60
  61 private:
  62         m68k_platform_type      fPlatformType;
  63 };
  64
  65
  66 }       // namespace BPrivate
  67
  68 using BPrivate::M68KPlatform;
  69
  70 //extern "C" M68KPlatform *instanciate_m68k_platform_amiga();
  71 extern "C" M68KPlatform *instanciate_m68k_platform_atari();
  72 //extern "C" M68KPlatform *instanciate_m68k_platform_mac();
  73 //extern "C" M68KPlatform *instanciate_m68k_platform_next();
  74
  75
  76 #endif  // _KERNEL_M68K_ARCH_PLATFORM_H