xref: /freebsd/stand/fdt/fdt_platform.h (revision ca987d4641cdcd7f27e153db17c5bf064934faf5)
1*ca987d46SWarner Losh /*-
2*ca987d46SWarner Losh  * Copyright (c) 2014 Andrew Turner <andrew@FreeBSD.org>
3*ca987d46SWarner Losh  * All rights reserved.
4*ca987d46SWarner Losh  *
5*ca987d46SWarner Losh  * Redistribution and use in source and binary forms, with or without
6*ca987d46SWarner Losh  * modification, are permitted provided that the following conditions
7*ca987d46SWarner Losh  * are met:
8*ca987d46SWarner Losh  * 1. Redistributions of source code must retain the above copyright
9*ca987d46SWarner Losh  *    notice, this list of conditions and the following disclaimer.
10*ca987d46SWarner Losh  * 2. Redistributions in binary form must reproduce the above copyright
11*ca987d46SWarner Losh  *    notice, this list of conditions and the following disclaimer in the
12*ca987d46SWarner Losh  *    documentation and/or other materials provided with the distribution.
13*ca987d46SWarner Losh  *
14*ca987d46SWarner Losh  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15*ca987d46SWarner Losh  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*ca987d46SWarner Losh  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*ca987d46SWarner Losh  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18*ca987d46SWarner Losh  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*ca987d46SWarner Losh  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*ca987d46SWarner Losh  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*ca987d46SWarner Losh  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*ca987d46SWarner Losh  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*ca987d46SWarner Losh  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*ca987d46SWarner Losh  * SUCH DAMAGE.
25*ca987d46SWarner Losh  *
26*ca987d46SWarner Losh  * $FreeBSD$
27*ca987d46SWarner Losh  */
28*ca987d46SWarner Losh 
29*ca987d46SWarner Losh #ifndef FDT_PLATFORM_H
30*ca987d46SWarner Losh #define FDT_PLATFORM_H
31*ca987d46SWarner Losh 
32*ca987d46SWarner Losh struct fdt_header;
33*ca987d46SWarner Losh 
34*ca987d46SWarner Losh struct fdt_mem_region {
35*ca987d46SWarner Losh 	unsigned long	start;
36*ca987d46SWarner Losh 	unsigned long	size;
37*ca987d46SWarner Losh };
38*ca987d46SWarner Losh 
39*ca987d46SWarner Losh #define	TMP_MAX_ETH	8
40*ca987d46SWarner Losh 
41*ca987d46SWarner Losh int fdt_copy(vm_offset_t);
42*ca987d46SWarner Losh void fdt_fixup_cpubusfreqs(unsigned long, unsigned long);
43*ca987d46SWarner Losh void fdt_fixup_ethernet(const char *, char *, int);
44*ca987d46SWarner Losh void fdt_fixup_memory(struct fdt_mem_region *, size_t);
45*ca987d46SWarner Losh void fdt_fixup_stdout(const char *);
46*ca987d46SWarner Losh void fdt_apply_overlays(void);
47*ca987d46SWarner Losh int fdt_load_dtb_addr(struct fdt_header *);
48*ca987d46SWarner Losh int fdt_load_dtb_file(const char *);
49*ca987d46SWarner Losh int fdt_load_dtb_overlays(const char *);
50*ca987d46SWarner Losh int fdt_setup_fdtp(void);
51*ca987d46SWarner Losh 
52*ca987d46SWarner Losh /* The platform library needs to implement these functions */
53*ca987d46SWarner Losh int fdt_platform_load_dtb(void);
54*ca987d46SWarner Losh void fdt_platform_fixups(void);
55*ca987d46SWarner Losh 
56*ca987d46SWarner Losh #endif /* FDT_PLATFORM_H */
57