1/* $NetBSD$ */ 2 3/* 4 * Apple System Management Controller State 5 */ 6 7/*- 8 * Copyright (c) 2013 The NetBSD Foundation, Inc. 9 * All rights reserved. 10 * 11 * This code is derived from software contributed to The NetBSD Foundation 12 * by Taylor R. Campbell. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36#ifndef _DEV_IC_APPLE_SMCVAR_H_ 37#define _DEV_IC_APPLE_SMCVAR_H_ 38 39#include <sys/param.h> 40#include <sys/types.h> 41#include <sys/bus.h> 42#include <sys/device_if.h> 43#include <sys/mutex.h> 44 45struct apple_smc_tag { 46 device_t smc_dev; 47 bus_space_tag_t smc_bst; 48 bus_space_handle_t smc_bsh; 49 bus_size_t smc_size; 50 uint32_t smc_nkeys; /* number of keys in the SMC */ 51 kmutex_t smc_io_lock; /* excludes I/O with the SMC */ 52 53#if 0 /* XXX sysctl */ 54 struct sysctllog *smc_sysctllog; 55 const struct sysctlnode *smc_sysctlnode; 56#endif 57}; 58 59void apple_smc_attach(struct apple_smc_tag *); 60int apple_smc_detach(struct apple_smc_tag *, int); 61int apple_smc_rescan(struct apple_smc_tag *, const char *, const int *); 62void apple_smc_child_detached(struct apple_smc_tag *, device_t); 63 64#endif /* _DEV_IC_APPLE_SMCVAR_H_ */ 65