1/* apc - Driver definitions for power management functions 2 * of Aurora Personality Chip (APC) on SPARCstation-4/5 and 3 * derivatives 4 * 5 * Copyright (c) 2001 Eric Brower (ebrower@usa.net) 6 * 7 */ 8 9#ifndef _SPARC_APC_H 10#define _SPARC_APC_H 11 12#include <linux/ioctl.h> 13 14#define APC_IOC 'A' 15 16#define APCIOCGFANCTL _IOR(APC_IOC, 0x00, int) /* Get fan speed */ 17#define APCIOCSFANCTL _IOW(APC_IOC, 0x01, int) /* Set fan speed */ 18 19#define APCIOCGCPWR _IOR(APC_IOC, 0x02, int) /* Get CPOWER state */ 20#define APCIOCSCPWR _IOW(APC_IOC, 0x03, int) /* Set CPOWER state */ 21 22#define APCIOCGBPORT _IOR(APC_IOC, 0x04, int) /* Get BPORT state */ 23#define APCIOCSBPORT _IOW(APC_IOC, 0x05, int) /* Set BPORT state */ 24 25/* 26 * Register offsets 27 */ 28#define APC_IDLE_REG 0x00 29#define APC_FANCTL_REG 0x20 30#define APC_CPOWER_REG 0x24 31#define APC_BPORT_REG 0x30 32 33#define APC_REGMASK 0x01 34#define APC_BPMASK 0x03 35 36/* 37 * IDLE - CPU standby values (set to initiate standby) 38 */ 39#define APC_IDLE_ON 0x01 40 41/* 42 * FANCTL - Fan speed control state values 43 */ 44#define APC_FANCTL_HI 0x00 /* Fan speed high */ 45#define APC_FANCTL_LO 0x01 /* Fan speed low */ 46 47/* 48 * CPWR - Convenience power outlet state values 49 */ 50#define APC_CPOWER_ON 0x00 /* Conv power on */ 51#define APC_CPOWER_OFF 0x01 /* Conv power off */ 52 53/* 54 * BPA/BPB - Read-Write "Bit Ports" state values (reset to 0 at power-on) 55 * 56 * WARNING: Internal usage of bit ports is platform dependent-- 57 * don't modify BPORT settings unless you know what you are doing. 58 * 59 * On SS5 BPA seems to toggle onboard ethernet loopback... -E 60 */ 61#define APC_BPORT_A 0x01 /* Bit Port A */ 62#define APC_BPORT_B 0x02 /* Bit Port B */ 63 64#endif /* !(_SPARC_APC_H) */ 65