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Diffstat (limited to 'arch/sparc/include/asm/apc.h')
| -rw-r--r-- | arch/sparc/include/asm/apc.h | 64 | 
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/apc.h b/arch/sparc/include/asm/apc.h new file mode 100644 index 00000000000..24e9a7d4d97 --- /dev/null +++ b/arch/sparc/include/asm/apc.h @@ -0,0 +1,64 @@ +/* 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) */  |