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/* apc - Driver definitions for power management functions

 * of Aurora Personality Chip (APC) on SPARCstation-4/5 and

 * derivatives

 *

 * Copyright (c) 2001 Eric Brower (ebrower@usa.net)

 *

 */

#ifndef _SPARC_APC_H

#define _SPARC_APC_H

#include <linux/ioctl.h>

#define APC_IOC 'A'

#define APCIOCGFANCTL _IOR(APC_IOC, 0x00, int)  /* Get fan speed        */

#define APCIOCSFANCTL _IOW(APC_IOC, 0x01, int)  /* Set fan speed        */

#define APCIOCGCPWR   _IOR(APC_IOC, 0x02, int)  /* Get CPOWER state     */

#define APCIOCSCPWR   _IOW(APC_IOC, 0x03, int)  /* Set CPOWER state     */

#define APCIOCGBPORT   _IOR(APC_IOC, 0x04, int) /* Get BPORT state      */

#define APCIOCSBPORT   _IOW(APC_IOC, 0x05, int) /* Set BPORT state      */

/*

 * Register offsets

 */

#define APC_IDLE_REG    0x00

#define APC_FANCTL_REG  0x20

#define APC_CPOWER_REG  0x24

#define APC_BPORT_REG   0x30

#define APC_REGMASK             0x01

#define APC_BPMASK              0x03

/*

 * IDLE - CPU standby values (set to initiate standby)

 */

#define APC_IDLE_ON             0x01

/*

 * FANCTL - Fan speed control state values

 */

#define APC_FANCTL_HI   0x00    /* Fan speed high       */

#define APC_FANCTL_LO   0x01    /* Fan speed low        */

/*

 * CPWR - Convenience power outlet state values

 */

#define APC_CPOWER_ON   0x00    /* Conv power on        */

#define APC_CPOWER_OFF  0x01    /* Conv power off       */

/*

 * BPA/BPB - Read-Write "Bit Ports" state values (reset to 0 at power-on)

 *

 * WARNING: Internal usage of bit ports is platform dependent--

 * don't modify BPORT settings unless you know what you are doing.

 *

 * On SS5 BPA seems to toggle onboard ethernet loopback... -E

 */

#define APC_BPORT_A             0x01    /* Bit Port A           */

#define APC_BPORT_B             0x02    /* Bit Port B           */

#endif /* !(_SPARC_APC_H) */