blob: 082daf645a07d3edbe763e8c6eddf7875cda1403 [file] [log] [blame]
/*
* Copyright 2018 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 "util.h"
#include "hf/mm.h"
#include "hf/spci.h"
#include "hf/static_assert.h"
#include "vmapi/hf/call.h"
#include "hftest.h"
static alignas(PAGE_SIZE) uint8_t send_page[PAGE_SIZE];
static alignas(PAGE_SIZE) uint8_t recv_page[PAGE_SIZE];
static_assert(sizeof(send_page) == PAGE_SIZE, "Send page is not a page.");
static_assert(sizeof(recv_page) == PAGE_SIZE, "Recv page is not a page.");
static hf_ipaddr_t send_page_addr = (hf_ipaddr_t)send_page;
static hf_ipaddr_t recv_page_addr = (hf_ipaddr_t)recv_page;
struct mailbox_buffers set_up_mailbox(void)
{
ASSERT_EQ(hf_vm_configure(send_page_addr, recv_page_addr), 0);
return (struct mailbox_buffers){
.send = ((struct spci_message *)send_page),
.recv = ((struct spci_message *)recv_page),
};
}