blob: 6f71db13ea12b07f6a03de8d01f52c92b1703052 [file] [log] [blame]
// Copyright 2021 The Fuchsia Authors
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file or at
#include <stdio.h>
#include <phys/exception.h>
#include <phys/main.h>
PhysHandledException gPhysHandledException;
// This is called from the vector code in exception.S for all exceptions.
extern "C" uint64_t PhysException(uint64_t vector, const char* vector_name,
PhysExceptionState& state) {
// Check for an installed handler, and always reset to no handler.
PhysHandledException handled = gPhysHandledException;
gPhysHandledException = {};
// If the handler was expecting this PC to get an exception, it takes over.
if (handled.pc != 0 && state.pc() == handled.pc) {
return handled.handler(vector, vector_name, state);
// Otherwise complain verbosely and reboot.
PrintPhysException(vector, vector_name, state);