apc.h
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:2k
- /* 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) */