freebsd-dev/sys/arm/at91/at91var.h
Warner Losh 5d5516e7b7 Store at91_master_clock in a global variable as opposed to a compile
time constant.  This allows us to potentially change it at runtime or
autodetect it early in the boot (the latter being much more likely to
have a good outcome).
2009-01-22 21:54:26 +00:00

49 lines
1.7 KiB
C

/*-
* Copyright (c) 2005 Olivier Houchard. 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 _AT91VAR_H_
#define _AT91VAR_H_
#include <sys/rman.h>
struct at91_softc {
device_t dev;
bus_space_tag_t sc_st;
bus_space_handle_t sc_sh;
bus_space_handle_t sc_sys_sh;
struct rman sc_irq_rman;
struct rman sc_mem_rman;
};
struct at91_ivar {
struct resource_list resources;
};
extern uint32_t at91_master_clock;
#endif /* _AT91VAR_H_ */