sys/arch/macppc/dev/pmuvar.h

   1 /*-
   2  * Copyright (c) 2006 Michael Lorenz
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  15  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  16  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  18  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  24  * POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include <sys/cdefs.h>
  28 __KERNEL_RCSID(0, "$NetBSD: pmuvar.h,v 1.6 2007/10/17 19:55:19 garbled Exp $");
  29
  30 #ifndef PMUVAR_H
  31 #define PMUVAR_H
  32
  33 /* PMU commands */
  34 #define PMU_POWER_CTRL0         0x10    /* control power of some devices */
  35 #define PMU_POWER_CTRL          0x11    /* control power of some devices */
  36
  37 #define PMU_POWER_OFF           0x7e    /* Turn Power off */
  38 #define PMU_RESET_CPU           0xd0    /* Reset CPU */
  39
  40 #define PMU_SET_RTC             0x30    /* Set realtime clock */
  41 #define PMU_READ_RTC            0x38    /* Read realtime clock */
  42
  43 #define PMU_WRITE_PRAM          0x32    /* Write PRAM */
  44 #define PMU_READ_PRAM           0x3a    /* Read PRAM */
  45
  46 #define PMU_WRITE_NVRAM         0x33    /* Write NVRAM */
  47 #define PMU_READ_NVRAM          0x3b    /* Read NVRAM */
  48
  49 #define PMU_EJECT_PCMCIA        0x4c    /* Eject PCMCIA slot */
  50
  51 #define PMU_SET_BRIGHTNESS      0x41    /* Set backlight brightness */
  52 #define PMU_READ_BRIGHTNESS     0xd9    /* Read brightness button position */
  53
  54 #define PMU_POWER_EVENTS        0x8f    /* Send power-event commands to PMU */
  55 #define PMU_SYSTEM_READY        0xdf    /* tell PMU we are awake */
  56
  57 #define PMU_BATTERY_STATE       0x6b    /* Read old battery state */
  58 #define PMU_SMART_BATTERY_STATE 0x6f    /* Read battery state */
  59
  60 #define PMU_ADB_CMD             0x20    /* Send ADB packet */
  61 #define PMU_ADB_POLL_OFF        0x21    /* Disable ADB auto-poll */
  62 #define PMU_SET_VOL             0x40    /* Set volume button position */
  63 #define PMU_GET_VOL             0x48    /* Get volume button position */
  64 #define PMU_SET_IMASK           0x70    /* Set interrupt mask */
  65 #define PMU_INT_ACK             0x78    /* Read interrupt bits */
  66 #define PMU_CPU_SPEED           0x7d    /* Control CPU speed on some models */
  67 #define PMU_SLEEP               0x7f    /* Put CPU to sleep */
  68 #define PMU_SET_POLL_MASK       0x86    /*
  69                                          * 16bit mask enables autopolling per
  70                                          * device
  71                                          */
  72 #define PMU_I2C_CMD             0x9a    /* i2c commands */
  73 #define PMU_GET_LID_STATE       0xdc    /* Report lid state */
  74 #define PMU_GET_VERSION         0xea    /* Identify thyself */
  75
  76 /* Bits in PMU interrupt and interrupt mask bytes */
  77 #define PMU_INT_ADB_AUTO        0x04    /* ADB autopoll, when PMU_INT_ADB */
  78 #define PMU_INT_PCEJECT         0x04    /* PC-card eject buttons */
  79 #define PMU_INT_SNDBRT          0x08    /* sound/brightness up/down buttons */
  80 #define PMU_INT_ADB             0x10    /* ADB autopoll or reply data */
  81 #define PMU_INT_BATTERY         0x20
  82 #define PMU_INT_ENVIRONMENT     0x40
  83 #define PMU_INT_TICK            0x80    /* 1-second tick interrupt */
  84
  85 /* Bits to use with the PMU_POWER_CTRL0 command */
  86 #define PMU_POW0_ON             0x80    /* OR this to power ON the device */
  87 #define PMU_POW0_OFF            0x00    /* leave bit 7 to 0 to power it OFF */
  88 #define PMU_POW0_HARD_DRIVE     0x04    /* wallstreet/lombard? */
  89
  90 /* Bits to use with the PMU_POWER_CTRL command */
  91 #define PMU_POW_ON              0x80    /* OR this to power ON the device */
  92 #define PMU_POW_OFF             0x00    /* leave bit 7 to 0 to power it OFF */
  93 #define PMU_POW_BACKLIGHT       0x01    /* backlight power */
  94 #define PMU_POW_CHARGER         0x02    /* battery charger power */
  95 #define PMU_POW_IRLED           0x04    /* IR led power (on wallstreet) */
  96 #define PMU_POW_MEDIABAY        0x08    /* media bay power (wallstreet/lombard ?) */
  97
  98 /* Bits from PMU_GET_LID_STATE or PMU_INT_ENVIRONMENT on core99 */
  99 #define PMU_ENV_LID_CLOSED      0x01    /* The lid is closed */
 100
 101 /* PMU PMU_POWER_EVENTS commands */
 102 enum {
 103         PMU_PWR_GET_POWERUP_EVENTS      = 0x00,
 104         PMU_PWR_SET_POWERUP_EVENTS      = 0x01,
 105         PMU_PWR_CLR_POWERUP_EVENTS      = 0x02,
 106         PMU_PWR_GET_WAKEUP_EVENTS       = 0x03,
 107         PMU_PWR_SET_WAKEUP_EVENTS       = 0x04,
 108         PMU_PWR_CLR_WAKEUP_EVENTS       = 0x05,
 109 };
 110
 111 /* PMU Power Information */
 112
 113 #define PMU_PWR_AC_PRESENT      (1 << 0)
 114 #define PMU_PWR_BATT_CHARGING   (1 << 1)
 115 #define PMU_PWR_BATT_PRESENT    (1 << 2)
 116 #define PMU_PWR_BATT_FULL       (1 << 5)
 117 #define PMU_PWR_PCHARGE_RESET   (1 << 6)
 118 #define PMU_PWR_BATT_EXIST      (1 << 7)
 119
 120
 121 /* I2C related definitions */
 122 #define PMU_I2C_MODE_SIMPLE     0
 123 #define PMU_I2C_MODE_STDSUB     1
 124 #define PMU_I2C_MODE_COMBINED   2
 125
 126 #define PMU_I2C_BUS_STATUS      0
 127 #define PMU_I2C_BUS_SYSCLK      1
 128 #define PMU_I2C_BUS_POWER       2
 129
 130 #define PMU_I2C_STATUS_OK       0
 131 #define PMU_I2C_STATUS_DATAREAD 1
 132 #define PMU_I2C_STATUS_BUSY     0xfe
 133
 134 /* Power events wakeup bits */
 135 enum {
 136         PMU_PWR_WAKEUP_KEY              = 0x01, /* Wake on key press */
 137         PMU_PWR_WAKEUP_AC_INSERT        = 0x02, /* Wake on AC adapter plug */
 138         PMU_PWR_WAKEUP_AC_CHANGE        = 0x04,
 139         PMU_PWR_WAKEUP_LID_OPEN         = 0x08,
 140         PMU_PWR_WAKEUP_RING             = 0x10,
 141 };
 142
 143 struct pmu_ops {
 144         void *cookie;
 145         int (*do_command)(void *, int, int, uint8_t *, int, uint8_t *);
 146         void (*register_callback)(void *, void (*)(void *), void *);
 147 };
 148
 149 void pmu_poweroff(void);
 150 void pmu_restart(void);
 151
 152 #endif /* PMUVAR_H */