47 lines
992 B
C++
47 lines
992 B
C++
#pragma once
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#include <kernel/kprint.h>
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#include <kernel/Serial.h>
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#include <kernel/TTY.h>
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#define Panic(...) PanicImpl(__FILE__, __LINE__, __VA_ARGS__)
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namespace Kernel
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{
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static void dump_stacktrace()
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{
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struct stackframe
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{
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stackframe* ebp;
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uint32_t eip;
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};
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stackframe* frame;
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asm volatile("movl %%ebp, %0" : "=r"(frame));
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BAN::Formatter::println(Serial::serial_putc, "\e[36mStack trace:");
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while (frame)
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{
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BAN::Formatter::println(Serial::serial_putc, " 0x{8H}", frame->eip);
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frame = frame->ebp;
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}
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}
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template<typename... Args>
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__attribute__((__noreturn__))
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static void PanicImpl(const char* file, int line, const char* message, Args... args)
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{
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derrorln("Kernel panic at {}:{}", file, line);
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derrorln(message, args...);
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dump_stacktrace();
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if (TTY::IsInitialized())
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{
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kprint("\e[31mKernel panic at {}:{}\n", file, line);
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kprint(message, args...);
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kprint("\e[m\n");
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}
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asm volatile("cli; hlt");
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__builtin_unreachable();
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}
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} |