arch/sparc/include/asm/apc.h

   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) */