mirror of
https://gitlab.com/sortix/sortix.git
synced 2023-02-13 20:55:38 -05:00
126 lines
4.2 KiB
C++
126 lines
4.2 KiB
C++
/*******************************************************************************
|
|
|
|
Copyright(C) Jonas 'Sortie' Termansen 2011.
|
|
|
|
This file is part of Sortix.
|
|
|
|
Sortix 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 (at your option) any later
|
|
version.
|
|
|
|
Sortix 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
|
|
Sortix. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
panic.cpp
|
|
Displays an error whenever something critical happens.
|
|
|
|
*******************************************************************************/
|
|
|
|
#include <string.h>
|
|
|
|
#include <sortix/kernel/platform.h>
|
|
#include <sortix/kernel/interrupt.h>
|
|
#include <sortix/kernel/log.h>
|
|
#include <sortix/kernel/panic.h>
|
|
#include <sortix/kernel/calltrace.h>
|
|
|
|
namespace Sortix
|
|
{
|
|
#if defined(DEBUG) || defined(PANIC_SHORT)
|
|
bool longpanic = false;
|
|
#else
|
|
bool longpanic = true;
|
|
#endif
|
|
bool panicing = false;
|
|
bool doublepanic = false;
|
|
|
|
void PanicInit()
|
|
{
|
|
Interrupt::Disable();
|
|
if ( panicing )
|
|
{
|
|
Log::PrintF("Panic while panicing:\n");
|
|
doublepanic = true;
|
|
return;
|
|
}
|
|
panicing = true;
|
|
if ( longpanic )
|
|
{
|
|
Log::Print("\e[m\e[31;40m\e[2J\e[H");
|
|
Log::Print(" _ \n");
|
|
Log::Print(" / \\ \n");
|
|
Log::Print(" /\\ /\\ / \\ \n");
|
|
Log::Print(" / \\ / \\ | | \n");
|
|
Log::Print(" / \\/ \\ | | \n");
|
|
Log::Print(" | X X \\_______________________ / | \n");
|
|
Log::Print(" | | \n");
|
|
Log::Print(" | _________ / \n");
|
|
Log::Print(" \\ / \n");
|
|
Log::Print(" ------ --------------- ---/ \n");
|
|
Log::Print(" / \\ / \\ \n");
|
|
Log::Print(" / \\ / \\ \n");
|
|
Log::Print(" / \\ / \\ \n");
|
|
Log::Print(" /_____________\\ /____________\\ \n");
|
|
Log::Print(" \n");
|
|
Log::Print(" \n");
|
|
Log::Print(" RED MAXSI OF DEATH \n");
|
|
Log::Print(" \n");
|
|
Log::Print("A critical error occured within the kernel of the operating system and it has\n");
|
|
Log::Print("forcefully shut down as a last resort.\n");
|
|
Log::Print("\n");
|
|
Log::Print("Technical information:\n");
|
|
}
|
|
else
|
|
{
|
|
Log::Print("\e[m\e[31m\e[0J");
|
|
Log::Print("RED MAXSI OF DEATH\n");
|
|
}
|
|
}
|
|
|
|
void PanicCalltrace()
|
|
{
|
|
Log::Print("\n");
|
|
Calltrace::Perform();
|
|
}
|
|
|
|
void PanicHooks()
|
|
{
|
|
if ( doublepanic ) { return; }
|
|
if ( ENABLE_CALLTRACE ) { PanicCalltrace(); }
|
|
}
|
|
|
|
__attribute__((noreturn))
|
|
void PanicHalt()
|
|
{
|
|
#ifdef JSSORTIX
|
|
JSSortix::Exit();
|
|
#endif
|
|
HaltKernel();
|
|
__builtin_unreachable();
|
|
}
|
|
|
|
extern "C" void Panic(const char* Error)
|
|
{
|
|
PanicInit();
|
|
Log::Print(Error);
|
|
PanicHooks();
|
|
PanicHalt();
|
|
}
|
|
|
|
extern "C" void PanicF(const char* Format, ...)
|
|
{
|
|
PanicInit();
|
|
va_list list;
|
|
va_start(list, Format);
|
|
Log::PrintFV(Format, list);
|
|
va_end(list);
|
|
PanicHooks();
|
|
PanicHalt();
|
|
}
|
|
}
|