blob: 8d9d723ff94c4afc348d296fb1f8f6a469457b47 [file] [log] [blame]
/*
* Copyright 2019 The Hafnium Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "hf/abort.h"
#include "hf/dlog.h"
/**
* Causes execution to halt and prevent progress of the current and less
* privileged software components. This should be triggered when a
* non-recoverable event is identified which leaves the system in an
* inconsistent state.
*
* TODO: Should this also reset the system?
*/
noreturn void abort(void)
{
/* TODO: Block all CPUs. */
for (;;) {
/* Prevent loop being optimized away. */
__asm__ volatile("nop");
}
}