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1da177e4 LT |
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) */ |