freebsd-nq/sys/mips/include/fdt.h
Jayachandran C. 8291dd8a41 Support for booting XLP using FDT.
- update xlp_machdep.c to read arguments from FDT if FDT support is
  compiled in.
- define rmi_uart_bus_space, and use it as fdtbus_bs_tag
- update conf files for FDT support
- add default dts file xlp-basic.dts
2011-10-18 08:10:23 +00:00

58 lines
2.0 KiB
C

/*-
* Copyright (c) 2010 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Semihalf under sponsorship from
* the FreeBSD Foundation.
*
* 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 THE 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 THE 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 _MACHINE_FDT_H_
#define _MACHINE_FDT_H_
#include <machine/bus.h>
#include <machine/intr_machdep.h>
/* Max interrupt number */
#if defined(CPU_RMI) || defined(CPU_NLM)
#define FDT_INTR_MAX XLR_MAX_INTR
#else
#define FDT_INTR_MAX (NHARD_IRQS + NSOFT_IRQS)
#endif
/* Map phandle/intpin pair to global IRQ number */
#define FDT_MAP_IRQ(node, pin) (pin)
/*
* Bus space tag. XXX endianess info needs to be derived from the blob.
*/
#if defined(CPU_RMI) || defined(CPU_NLM)
#define fdtbus_bs_tag rmi_uart_bus_space
#else
#define fdtbus_bs_tag NULL
#endif
#endif /* _MACHINE_FDT_H_ */