xref: /freebsd/usr.sbin/bhyve/aarch64/fdt.h (revision e63d20b70ee1dbee9b075f29de6f30cdcfe1abe1)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2022 The FreeBSD Foundation
5  *
6  * This software was developed by Andrew Turner under sponsorship from
7  * the FreeBSD Foundation.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 
31 #ifndef _FDT_H_
32 #define	_FDT_H_
33 
34 #include <sys/types.h>
35 
36 struct vmctx;
37 
38 int	fdt_init(struct vmctx *ctx, int ncpu, vm_paddr_t addrp,
39 	    vm_size_t size);
40 void	fdt_add_gic(uint64_t dist_base, uint64_t dist_size,
41 	    uint64_t redist_base, uint64_t redist_size);
42 void	fdt_add_timer(void);
43 void	fdt_add_pcie(int intrs[static 4]);
44 void	fdt_add_uart(uint64_t uart_base, uint64_t uart_size, int intr);
45 void	fdt_add_rtc(uint64_t rtc_base, uint64_t rtc_size, int intr);
46 void	fdt_finalize(void);
47 
48 #endif	/* _FDT_H_ */
49