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Diffstat (limited to 'arch/sparc/include/uapi/asm/apc.h')
| -rw-r--r-- | arch/sparc/include/uapi/asm/apc.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/sparc/include/uapi/asm/apc.h b/arch/sparc/include/uapi/asm/apc.h new file mode 100644 index 000000000..aeb369b87 --- /dev/null +++ b/arch/sparc/include/uapi/asm/apc.h @@ -0,0 +1,65 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* 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) */ |