freebsd-skq/sys/arm/include/board.h
Warner Losh 8304b99a75 Create a generic way to support multiple boards within an
arm platform.  Add all the atmel boards to the ATMEL kernel for
testing purposes.  Until boot loader arg parsing of baord type
is done, this won't actually be able to do the runtime selection.
2012-07-07 05:02:39 +00:00

63 lines
2.1 KiB
C

/*-
* Copyright (c) 2012 Warner Losh. 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 AUTHOR AND CONTRIBUTORS ``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 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 _ARM_INCLUDE_BOARD_H_
#define _ARM_INCLUDE_BOARD_H_
#include <sys/linker_set.h>
typedef long (arm_board_init_fn)(void);
struct arm_board {
int board_id; /* Board ID from the boot loader */
const char *board_name; /* Human readable name */
arm_board_init_fn *board_init; /* Board initialize code */
};
#if defined(ARM_MANY_BOARD)
#include "board_id.h"
#define ARM_BOARD(id, name) \
static struct arm_board this_board = { \
.board_id = ARM_BOARD_ID_ ## id, \
.board_name = name, \
.board_init = board_init, \
}; \
DATA_SET(arm_boards, this_board);
#define BOARD_INIT static
#else /* !ARM_MANY_BOARD */
#define ARM_BOARD(id, name)
extern arm_board_init_fn board_init;
#define BOARD_INIT
#endif /* ARM_MANY_BOARD */
#endif /* _ARM_INCLUDE_BOARD_H_ */