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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/stand/fdt/fdt_platform.h
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/*-

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 * Copyright (c) 2014 Andrew Turner <[email protected]>

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 * All rights reserved.

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice, this list of conditions and the following disclaimer.

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 * 2. Redistributions in binary form must reproduce the above copyright

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 *    notice, this list of conditions and the following disclaimer in the

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 *    documentation and/or other materials provided with the distribution.

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 *

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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

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 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

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 * SUCH DAMAGE.

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 */

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#ifndef FDT_PLATFORM_H

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#define FDT_PLATFORM_H

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struct fdt_header;

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struct fdt_mem_region {

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	unsigned long	start;

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	unsigned long	size;

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};

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#define	TMP_MAX_ETH	8

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int fdt_copy(vm_offset_t);

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void fdt_fixup_cpubusfreqs(unsigned long, unsigned long);

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void fdt_fixup_ethernet(const char *, char *, int);

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void fdt_fixup_memory(struct fdt_mem_region *, size_t);

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void fdt_fixup_stdout(const char *);

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int fdt_apply_overlays(void);

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int fdt_pad_dtb(size_t);

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int fdt_load_dtb_addr(struct fdt_header *);

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int fdt_load_dtb_file(const char *);

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void fdt_load_dtb_overlays(const char *);

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int fdt_setup_fdtp(void);

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int fdt_is_setup(void);

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/* The platform library needs to implement these functions */

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int fdt_platform_load_dtb(void);

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void fdt_platform_load_overlays(void);

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void fdt_platform_fixups(void);

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/* Devmatch/pnp function */

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const char *fdt_devmatch_next(int *tag, int *compatlen);

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#endif /* FDT_PLATFORM_H */

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