blob: 1a10fbdfc0cd9414e4f6e5ead46c75bdacb82b4c [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 "common.h"
#include "vmapi/hf/call.h"
#include "hftest.h"
/**
* Try to receive a message from the mailbox, blocking if necessary, and
* retrying if interrupted.
*/
struct spci_value mailbox_receive_retry(void)
{
struct spci_value received;
do {
received = spci_msg_wait();
} while (received.func == SPCI_ERROR_32 &&
received.arg1 == SPCI_INTERRUPTED);
return received;
}