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      1 /*	$NetBSD: apple_smcreg.h,v 1.1 2014/04/01 17:47:36 riastradh Exp $	*/
      2 
      3 /*
      4  * Apple System Management Controller Registers
      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_SMCREG_H_
     37 #define	_DEV_IC_APPLE_SMCREG_H_
     38 
     39 #define	APPLE_SMC_DATA			0x00
     40 #define	APPLE_SMC_CSR			0x04
     41 #define APPLE_SMC_REGSIZE		0x08
     42 
     43 #define	APPLE_SMC_STATUS_READ_READY	0x01	/* Ready for read.  */
     44 #define	APPLE_SMC_STATUS_WRITE_PENDING	0x02	/* Write not yet accepted.  */
     45 #define	APPLE_SMC_STATUS_WRITE_ACCEPTED	0x04	/* Write accepted.  */
     46 
     47 #define	APPLE_SMC_CMD_READ_KEY		0x10
     48 #define	APPLE_SMC_CMD_WRITE_KEY		0x11
     49 #define	APPLE_SMC_CMD_NTH_KEY		0x12
     50 #define	APPLE_SMC_CMD_KEY_DESC		0x13
     51 
     52 #define	APPLE_SMC_NKEYS_KEY		"#KEY"
     53 
     54 #endif  /* _DEV_IC_APPLE_SMCREG_H_ */
     55