freebsd-skq/sys/arm/at91/at91var.h
Marius Strobl 0f0819525b Add support for the Atmel SAM9XE familiy of microcontrollers, which
consist of a ARM926EJ-S processor core with up to 512 Kbytes of on-chip
flash. Tested with SAM9XE512.
2012-04-14 17:09:38 +00:00

101 lines
2.5 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/bus.h>
#include <sys/rman.h>
#include <arm/at91/at91reg.h>
struct at91_softc {
device_t dev;
bus_space_tag_t sc_st;
bus_space_handle_t sc_sh;
bus_space_handle_t sc_aic_sh;
struct rman sc_irq_rman;
struct rman sc_mem_rman;
uint32_t sc_irq_system;
};
struct at91_ivar {
struct resource_list resources;
};
struct cpu_devs
{
const char *name;
int unit;
bus_addr_t mem_base;
bus_size_t mem_len;
int irq0;
int irq1;
int irq2;
const char *parent_clk;
};
extern uint32_t at91_chip_id;
static inline int at91_is_rm92(void);
static inline int at91_is_sam9(void);
static inline int at91_is_sam9xe(void);
static inline int at91_cpu_is(u_int cpu);
static inline int
at91_is_rm92(void)
{
return (AT91_ARCH(at91_chip_id) == AT91_ARCH_RM92);
}
static inline int
at91_is_sam9(void)
{
return (AT91_ARCH(at91_chip_id) == AT91_ARCH_SAM9);
}
static inline int
at91_is_sam9xe(void)
{
return (AT91_ARCH(at91_chip_id) == AT91_ARCH_SAM9XE);
}
static inline int
at91_cpu_is(u_int cpu)
{
return (AT91_CPU(at91_chip_id) == cpu);
}
extern uint32_t at91_irq_system;
extern uint32_t at91_master_clock;
#endif /* _AT91VAR_H_ */