fc_plat.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1998 by Sun Microsystems, Inc.
* All rights reserved.
*/
#ifndef _SYS_FC_PLAT_H
#define _SYS_FC_PLAT_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/inttypes.h>
#include <sys/obpdefs.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Platform specific definitions for the fcode interpreter and driver.
* Define the cell size for the implementation.
*
* These definitions are appropriate for SPARC V9.
*/
/*
* The cell size is based on the cell size of the underlying "firmware"
* implementation. NB: FCode is really a 32-bit language, but we still
* define our interfaces in terms of the underlying cell size.
*/
typedef unsigned long long fc_cell_t;
/*
* common typedef for phandles accross the interface.
*/
typedef uint32_t fc_phandle_t;
/*
* Handy macros for converting from an fc_cell_t to an integral type
* These are useful because arguments and results are always passed
* in an array of fc_cell_t's.
*/
#define fc_ptr2cell(p) ((fc_cell_t)((uintptr_t)((void *)(p))))
#define fc_int2cell(i) ((fc_cell_t)((int)(i)))
#define fc_uint2cell(u) ((fc_cell_t)((unsigned int)(u)))
#define fc_uint32_t2cell(u) ((fc_cell_t)((unsigned int)((uint32_t)(u))))
#define fc_uint16_t2cell(w) ((fc_cell_t)((unsigned int)((uint16_t)(w))))
#define fc_uint8_t2cell(b) ((fc_cell_t)((unsigned int)((uint8_t)(b))))
#define fc_size2cell(u) ((fc_cell_t)((size_t)(u)))
#define fc_ssize2cell(i) ((fc_cell_t)((ssize_t)(i)))
#define fc_phandle2cell(ph) ((fc_cell_t)((unsigned int)((phandle_t)(ph))))
#define fc_dnode2cell(d) ((fc_cell_t)((unsigned int)((dnode_t)(d))))
#define fc_ull2cell_high(ll) (0LL)
#define fc_ull2cell_low(ll) ((fc_cell_t)(ll))
#define fc_uintptr2cell(i) ((fc_cell_t)((uintptr_t)(i)))
#define fc_uchar2cell(c) ((fc_cell_t)((unsigned char)(c)))
#define fc_ushort2cell(w) ((fc_cell_t)((unsigned short)(w)))
#define fc_ihandle2cell(h) ((fc_cell_t)((fc_ihandle_t)(h)))
#define fc_cell2ptr(p) ((void *)((fc_cell_t)(p)))
#define fc_cell2int(i) ((int)((fc_cell_t)(i)))
#define fc_cell2uint(u) ((unsigned int)((fc_cell_t)(u)))
#define fc_cell2uint32_t(u) ((uint32_t)((fc_cell_t)(u)))
#define fc_cell2uint16_t(w) ((uint16_t)((fc_cell_t)(w)))
#define fc_cell2uint8_t(b) ((uint8_t)((fc_cell_t)(b)))
#define fc_cell2size(u) ((size_t)((fc_cell_t)(u)))
#define fc_cell2ssize(i) ((ssize_t)((fc_cell_t)(i)))
#define fc_cell2phandle(ph) ((phandle_t)((fc_cell_t)(ph)))
#define fc_cell2dnode(d) ((dnode_t)((fc_cell_t)(d)))
#define fc_cells2ull(h, l) ((unsigned long long)(fc_cell_t)(l))
#define fc_cell2uintptr(i) ((uintptr_t)((fc_cell_t)(i)))
#define fc_cell2uchar(c) ((unsigned char)(fc_cell_t)(c))
#define fc_cell2ushort(w) ((unsigned short)(fc_cell_t)(w))
#define fc_cell2ihandle(h) ((fc_ihandle_t)(fc_cell_t)(h))
#ifdef __cplusplus
}
#endif
#endif /* _SYS_FC_PLAT_H */