//----------------------------------------------------------------------------// // GNU GPL OS/K // // // // Desc: Kaleid kernel base include file // // // // // // Copyright © 2018-2019 The OS/K Team // // // // This file is part of OS/K. // // // // OS/K is free software: you can redistribute it and/or modify // // it under the terms of the GNU General Public License as published by // // the Free Software Foundation, either version 3 of the License, or // // any later version. // // // // OS/K is distributed in the hope that it will be useful, // // but WITHOUT ANY WARRANTY//without even the implied warranty of // // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // // GNU General Public License for more details. // // // // You should have received a copy of the GNU General Public License // // along with OS/K. If not, see . // //----------------------------------------------------------------------------// #ifndef _KALBASE_H #include #endif #ifdef __cplusplus #error "Kaleid's kernel won't compile in C++" #endif #ifndef _KALKERN_BASE_H #define _KALKERN_BASE_H //------------------------------------------// typedef struct Lock_t Lock_t; typedef struct Buffer_t Buffer_t; typedef struct Thread_t Thread_t; typedef struct Process_t Process_t; typedef struct BootInfo_t BootInfo_t; typedef struct ListHead_t ListHead_t; typedef struct ListNode_t ListNode_t; typedef struct Processor_t Processor_t; typedef enum ProcState_t ProcState_t; //------------------------------------------// // // Holds all CPU-local variables // struct Processor_t { // CPU number, index in CPU list int index; // CPU APIC id int apicId; // CPU Vendor String (always 12 characters) char vendorStr[12]; // CPU Model code (enum in cpu.h) int modelCode; // CPU Features flag uint featureFlag; // Number of ticks since boot time ulong ticks; // Current process & thread Process_t *process; Thread_t *thread; // Need re-schedule? bool needReSched; // Is preemption ON? ("PREEMPT_ON" in sched.h) ulong preemptCount; // List heads for the four priority classes ListHead_t *idlePrioProcs; ListHead_t *reglPrioProcs; ListHead_t *servPrioProcs; ListHead_t *timeCritProcs; }; //------------------------------------------// #ifndef NCPUS #define NCPUS 1 #endif // Current CPU number #define _KeCurCPU 0 extern int KeCPUCount; extern volatile Processor_t *KeCurCPU; extern Processor_t _KeCPUTable[NCPUS]; //------------------------------------------// #define DEC_PER_CPU(pref, name, field, type) \ static inline type pref##Get##name() { return KeGetCurCPU()->field; } \ static inline void _##pref##Set##name(type __val) \ { KeGetCurCPU()->field = __val; } #define BARRIER() \ do { \ asm volatile("": : :"memory"); \ __sync_synchronize(); \ } while(0) //------------------------------------------// error_t KernLog(const char *, ...); #ifndef _NO_DEBUG void DebugLog(const char *, ...); #else #define DebugLog(fmt, ...) ((void)0) #endif //------------------------------------------// extern volatile bool KeIsPanicking; noreturn void KeStartPanic(const char *, ...); //------------------------------------------// #endif