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mdesc.h revision 1.2 
      1  1.2  palle /*	$NetBSD: mdesc.h,v 1.2 2015/01/19 19:46:08 palle Exp $	*/
      2  1.1  palle /*	$OpenBSD: mdesc.h,v 1.3 2014/11/30 22:26:14 kettenis Exp $	*/
      3  1.1  palle /*
      4  1.1  palle  * Copyright (c) 2009 Mark Kettenis
      5  1.1  palle  *
      6  1.1  palle  * Permission to use, copy, modify, and distribute this software for any
      7  1.1  palle  * purpose with or without fee is hereby granted, provided that the above
      8  1.1  palle  * copyright notice and this permission notice appear in all copies.
      9  1.1  palle  *
     10  1.1  palle  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     11  1.1  palle  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     12  1.1  palle  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     13  1.1  palle  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     14  1.1  palle  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     15  1.1  palle  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     16  1.1  palle  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     17  1.1  palle  */
     18  1.1  palle 
     19  1.1  palle struct md_header {
     20  1.1  palle 	uint32_t	transport_version;
     21  1.1  palle 	uint32_t	node_blk_sz;
     22  1.1  palle 	uint32_t	name_blk_sz;
     23  1.1  palle 	uint32_t	data_blk_sz;
     24  1.1  palle };
     25  1.1  palle 
     26  1.1  palle struct md_element {
     27  1.1  palle 	uint8_t		tag;
     28  1.1  palle 	uint8_t		name_len;
     29  1.1  palle 	uint16_t	_reserved_field;
     30  1.1  palle 	uint32_t	name_offset;
     31  1.1  palle 	union {
     32  1.1  palle 		struct {
     33  1.1  palle 			uint32_t	data_len;
     34  1.1  palle 			uint32_t	data_offset;
     35  1.1  palle 		} y;
     36  1.1  palle 		uint64_t	val;
     37  1.1  palle 	} d;
     38  1.1  palle };
     39  1.1  palle 
     40  1.1  palle #ifdef _KERNEL
     41  1.1  palle extern vaddr_t mdesc;
     42  1.1  palle extern size_t mdesc_len;
     43  1.1  palle 
     44  1.1  palle void	 mdesc_init(void);
     45  1.1  palle uint64_t mdesc_get_prop_val(int, const char *);
     46  1.1  palle const char *mdesc_get_prop_str(int, const char *);
     47  1.1  palle const char *mdesc_get_prop_data(int, const char *, size_t *);
     48  1.1  palle int	mdesc_find(const char *, uint64_t);
     49  1.1  palle int	mdesc_find_child(int, const char *, uint64_t);
     50  1.1  palle int	mdesc_find_node(const char *);
     51  1.2  palle int	mdesc_find_node_by_idx(int, const char *);
     52  1.2  palle int	mdesc_next_node(int);
     53  1.1  palle #endif
     54