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65 lines
1.7 KiB
65 lines
1.7 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* apc - Driver definitions for power management functions |
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* of Aurora Personality Chip (APC) on SPARCstation-4/5 and |
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* derivatives |
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* |
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* Copyright (c) 2001 Eric Brower ([email protected]) |
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* |
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*/ |
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#ifndef _SPARC_APC_H |
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#define _SPARC_APC_H |
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#include <linux/ioctl.h> |
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#define APC_IOC 'A' |
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#define APCIOCGFANCTL _IOR(APC_IOC, 0x00, int) /* Get fan speed */ |
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#define APCIOCSFANCTL _IOW(APC_IOC, 0x01, int) /* Set fan speed */ |
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#define APCIOCGCPWR _IOR(APC_IOC, 0x02, int) /* Get CPOWER state */ |
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#define APCIOCSCPWR _IOW(APC_IOC, 0x03, int) /* Set CPOWER state */ |
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#define APCIOCGBPORT _IOR(APC_IOC, 0x04, int) /* Get BPORT state */ |
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#define APCIOCSBPORT _IOW(APC_IOC, 0x05, int) /* Set BPORT state */ |
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/* |
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* Register offsets |
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*/ |
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#define APC_IDLE_REG 0x00 |
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#define APC_FANCTL_REG 0x20 |
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#define APC_CPOWER_REG 0x24 |
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#define APC_BPORT_REG 0x30 |
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#define APC_REGMASK 0x01 |
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#define APC_BPMASK 0x03 |
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/* |
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* IDLE - CPU standby values (set to initiate standby) |
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*/ |
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#define APC_IDLE_ON 0x01 |
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/* |
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* FANCTL - Fan speed control state values |
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*/ |
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#define APC_FANCTL_HI 0x00 /* Fan speed high */ |
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#define APC_FANCTL_LO 0x01 /* Fan speed low */ |
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/* |
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* CPWR - Convenience power outlet state values |
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*/ |
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#define APC_CPOWER_ON 0x00 /* Conv power on */ |
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#define APC_CPOWER_OFF 0x01 /* Conv power off */ |
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/* |
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* BPA/BPB - Read-Write "Bit Ports" state values (reset to 0 at power-on) |
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* |
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* WARNING: Internal usage of bit ports is platform dependent-- |
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* don't modify BPORT settings unless you know what you are doing. |
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* |
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* On SS5 BPA seems to toggle onboard ethernet loopback... -E |
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*/ |
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#define APC_BPORT_A 0x01 /* Bit Port A */ |
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#define APC_BPORT_B 0x02 /* Bit Port B */ |
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#endif /* !(_SPARC_APC_H) */
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