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freebsd/sys/powerpc/include/nexusvar.h
Peter Grehan 8dbee7197d Remove hard-coded knowledge of specific OFW devices. Use bus_generic_probe
and add_child entry point to allow devices to use the identify
method to add themselves if need be (e.g. openpic, syscons).
Export interrupt-controller-add routine for extern int cntlr drivers.
Eliminate recursive OFW device-tree walk and only iterate the
top-level ala sparc64. Allow child devices to set the device
type with write_ivars.

Step 1 of many in removing the hard-dependency on OpenFirmware.
2004-01-13 11:20:52 +00:00

59 lines
2.1 KiB
C

/*-
* Copyright (c) 2001 by Thomas Moestl <tmm@FreeBSD.org>.
* 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 THE AUTHOR ``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_NEXUSVAR_H_
#define _MACHINE_NEXUSVAR_H_
enum nexus_ivars {
NEXUS_IVAR_NODE,
NEXUS_IVAR_NAME,
NEXUS_IVAR_DEVICE_TYPE,
NEXUS_IVAR_COMPATIBLE,
};
/*
* Simplified accessors for nexus devices
* XXX: These should be made specializations of generic bus accessor macros
* instead of having multiple implementations around.
*/
#define NEXUS_ACCESSOR(var, ivar, type) \
__BUS_ACCESSOR(nexus, var, NEXUS, ivar, type)
NEXUS_ACCESSOR(node, NODE, phandle_t)
NEXUS_ACCESSOR(name, NAME, char *)
NEXUS_ACCESSOR(device_type, DEVICE_TYPE, char *)
NEXUS_ACCESSOR(compatible, COMPATIBLE, char *)
#undef NEXUS_ACCESSOR
/*
* Install the interrupt controller device
*/
int nexus_install_intcntlr(device_t);
#endif /* _MACHINE_NEXUSVAR_H_ */