os-k/kaleid/include/kernel/panic.h

68 lines
2.6 KiB
C

//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Kernel panic and crash stuff //
// //
// //
// 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 <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#ifndef _KALKERN_BASE_H
#include <kernel/base.h>
#endif
#ifndef _KALKERN_PANIC_H
#define _KALKERN_PANIC_H
//------------------------------------------//
// Can't use the macro because panicStr is an array
static inline char *GetPanicStr(void)
{ return GetCurCPU().panicStr; }
//------------------------------------------//
//
// Disable IRQs
//
#define DisableIRQs() asm volatile ("cli")
//
// Enable IRQs
//
#define EnableIRQs() asm volatile ("sti")
//
// Pause CPU until next interuption
// !!! Enables IRQs !!!
//
#define PauseCPU() asm volatile ("sti\n\thlt")
//
// Halt the CPU indefinitely
//
#define HaltCPU() do { asm volatile ("hlt"); } while (1)
//------------------------------------------//
noreturn void StartPanic(const char *, ...);
noreturn void CrashSystem(void);
//------------------------------------------//
#endif