/*-
 *   BSD LICENSE
 *
 *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
 *   All rights reserved.
 *
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 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * 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.
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 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

#ifndef CHANNEL_COMMANDS_H_
#define CHANNEL_COMMANDS_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>

/* Maximum number of CPUs */
#define CHANNEL_CMDS_MAX_CPUS        64
#if CHANNEL_CMDS_MAX_CPUS > 64
#error Maximum number of cores is 64, overflow is guaranteed to \
	cause problems with VM Power Management
#endif

/* Maximum number of channels per VM */
#define CHANNEL_CMDS_MAX_VM_CHANNELS 64

/* Valid Commands */
#define CPU_POWER               1
#define CPU_POWER_CONNECT       2

/* CPU Power Command Scaling */
#define CPU_POWER_SCALE_UP      1
#define CPU_POWER_SCALE_DOWN    2
#define CPU_POWER_SCALE_MAX     3
#define CPU_POWER_SCALE_MIN     4

struct channel_packet {
	uint64_t resource_id; /**< core_num, device */
	uint32_t unit;        /**< scale down/up/min/max */
	uint32_t command;     /**< Power, IO, etc */
};


#ifdef __cplusplus
}
#endif

#endif /* CHANNEL_COMMANDS_H_ */