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#include <klibc/stdio.hpp>
#include <arch/x86_64/panic.hpp>
#include <arch/x86_64/cpu/idt.hpp>
#include <generic/arch.hpp>
void print_regs(x86_64::idt::int_frame_t* ctx) {
uint64_t cr2;
asm volatile("mov %%cr2, %0" : "=r"(cr2) : : "memory");
klibc::printf("Kernel panic\n\nReason: %s\n\r","cpu exception");
klibc::printf("RAX: 0x%016llX RBX: 0x%016llX RDX: 0x%016llX RCX: 0x%016llX RDI: 0x%016llX\n\r"
"RSI: 0x%016llX R8: 0x%016llX R9: 0x%016llX R10: 0x%016llX R11: 0x%016llX\n\r"
"R12: 0x%016llX R13: 0x%016llX R14: 0x%016llX R15: 0x%016llX RBP: 0x%016llX\n\r"
"RSP: 0x%016llX CR2: 0x%016llX CR3: 0x%016llX\n\r"
"Vec: %d Err: %d cs: %p ss: %p\n\r",
ctx->rax, ctx->rbx, ctx->rdx, ctx->rcx, ctx->rdi,
ctx->rsi, ctx->r8, ctx->r9, ctx->r10, ctx->r11,
ctx->r12, ctx->r13, ctx->r14, ctx->r15, ctx->rbp,
ctx->rsp, cr2, ctx->cr3, ctx->vec, ctx->err_code, ctx->cs,ctx->ss);
klibc::printf("\n\r Stacktrace\n\r\n\r");
stackframe_t* rbp = (stackframe_t*)ctx->rbp;
klibc::printf("[0] - 0x%016llX (current rip)\n\r",ctx->rip);
for (int i = 1; i < 5 && rbp; ++i) {
std::uint64_t ret_addr = rbp->rip;
klibc::printf("[%d] - 0x%016llX\n\r", i, ret_addr);
rbp = (stackframe_t*)rbp->rbp;
}
}
std::uint8_t gaster[] = {
#embed "src/gaster.txt"
};
void x86_64::panic::print_ascii_art() {
klibc::printf("%s\n",gaster);
}
extern "C" void CPUKernelPanic(x86_64::idt::int_frame_t* frame) {
x86_64::panic::print_ascii_art();
print_regs(frame);
arch::hcf();
}
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