/*-
* Copyright (c) 2006 Michael Lorenz
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cudavar.h,v 1.5 2020/04/16 23:29:52 rin Exp $");

#ifndef CUDAVAR_H
#define CUDAVAR_H

/* Cuda addresses */
#define CUDA_ADB        0
#define CUDA_PSEUDO     1
#define CUDA_ERROR      2       /* error codes? */
#define CUDA_TIMER      3
#define CUDA_POWER      4
#define CUDA_IIC        5       /* XXX ??? */
#define CUDA_PMU        6
#define CUDA_ADB_QUERY  7

/* Cuda commands */
#define CMD_AUTOPOLL    1
#define CMD_READ_RTC    3
#define CMD_READ_PRAM   7       /* addr is 16bit, upper byte first */
#define CMD_WRITE_RTC   9
#define CMD_POWEROFF    10
#define CMD_WRITE_PRAM  12
#define CMD_RESET       17
#define CMD_IIC         34

struct cuda_attach_args {
       void *cookie;
       int (*send)(void *, int, int, uint8_t *);       /* send a message */
       void (*poll)(void *);           /* poll until the chip is idle */
       int (*set_handler)(void *, int, int (*)(void *, int, uint8_t *), void *);
};

void cuda_poweroff(void);
void cuda_restart(void);

#endif /* CUDAVAR_H */