freebsd-nq/usr.sbin/bhyve/bootrom.h
Corvin Köhne 87f6367f10 bhyve: add varfile option to nvlist of lpc device
Use seperate nvlist entries for the romfile and the varfile.

While here, don't leak varfd in bootrom_loadrom().

Reviewed by:    jhb, markj
Differential Revision:  https://reviews.freebsd.org/D33433
2022-03-02 22:50:24 -09:00

53 lines
1.8 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2015 Neel Natu <neel@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _BOOTROM_H_
#define _BOOTROM_H_
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <limits.h>
#include "config.h"
struct vmctx;
void init_bootrom(struct vmctx *ctx);
enum {
BOOTROM_ALLOC_TOP = 0x80,
_FORCE_INT = INT_MIN,
};
int bootrom_alloc(struct vmctx *ctx, size_t len, int prot, int flags,
char **region_out, uint64_t *gpa_out);
int bootrom_loadrom(struct vmctx *ctx, const nvlist_t *nvl);
#endif