e64aaeac2a
getopt returns int and not char, so assigning the value to char is not ideal, especially on platforms with unsigned chars.
248 lines
6.8 KiB
C
248 lines
6.8 KiB
C
/*-
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* Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: acpiconf.c,v 1.5 2000/08/08 14:12:19 iwasaki Exp $
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <sys/ioctl.h>
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#include <sysexits.h>
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#include <unistd.h>
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#include <dev/acpica/acpiio.h>
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#include <contrib/dev/acpica/include/acpi.h>
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#define ACPIDEV "/dev/acpi"
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static int acpifd;
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static void
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acpi_init(void)
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{
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acpifd = open(ACPIDEV, O_RDWR);
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if (acpifd == -1)
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acpifd = open(ACPIDEV, O_RDONLY);
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if (acpifd == -1)
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err(EX_OSFILE, ACPIDEV);
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}
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/* Prepare to sleep and then wait for the signal that sleeping can occur. */
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static void
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acpi_sleep(int sleep_type)
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{
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int ret;
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/* Notify OS that we want to sleep. devd(8) gets this notify. */
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ret = ioctl(acpifd, ACPIIO_REQSLPSTATE, &sleep_type);
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if (ret != 0)
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err(EX_IOERR, "request sleep type (%d) failed", sleep_type);
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}
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/* Ack or abort a pending suspend request. */
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static void
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acpi_sleep_ack(int err_val)
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{
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int ret;
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ret = ioctl(acpifd, ACPIIO_ACKSLPSTATE, &err_val);
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if (ret != 0)
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err(EX_IOERR, "ack sleep type failed");
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}
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/* should be a acpi define, but doesn't appear to be */
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#define UNKNOWN_CAP 0xffffffff
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#define UNKNOWN_VOLTAGE 0xffffffff
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static int
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acpi_battinfo(int num)
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{
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union acpi_battery_ioctl_arg battio;
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const char *pwr_units;
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int hours, min, amp;
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uint32_t volt;
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if (num < 0 || num > 64)
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err(EX_USAGE, "invalid battery %d", num);
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/* Print battery design information. */
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battio.unit = num;
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if (ioctl(acpifd, ACPIIO_BATT_GET_BIF, &battio) == -1)
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err(EX_IOERR, "get battery info (%d) failed", num);
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amp = battio.bif.units;
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pwr_units = amp ? "mA" : "mW";
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if (battio.bif.dcap == UNKNOWN_CAP)
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printf("Design capacity:\tunknown\n");
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else
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printf("Design capacity:\t%d %sh\n", battio.bif.dcap,
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pwr_units);
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if (battio.bif.lfcap == UNKNOWN_CAP)
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printf("Last full capacity:\tunknown\n");
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else
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printf("Last full capacity:\t%d %sh\n", battio.bif.lfcap,
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pwr_units);
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printf("Technology:\t\t%s\n", battio.bif.btech == 0 ?
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"primary (non-rechargeable)" : "secondary (rechargeable)");
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if (battio.bif.dvol == UNKNOWN_CAP)
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printf("Design voltage:\t\tunknown\n");
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else
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printf("Design voltage:\t\t%d mV\n", battio.bif.dvol);
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printf("Capacity (warn):\t%d %sh\n", battio.bif.wcap, pwr_units);
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printf("Capacity (low):\t\t%d %sh\n", battio.bif.lcap, pwr_units);
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printf("Low/warn granularity:\t%d %sh\n", battio.bif.gra1, pwr_units);
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printf("Warn/full granularity:\t%d %sh\n", battio.bif.gra2, pwr_units);
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printf("Model number:\t\t%s\n", battio.bif.model);
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printf("Serial number:\t\t%s\n", battio.bif.serial);
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printf("Type:\t\t\t%s\n", battio.bif.type);
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printf("OEM info:\t\t%s\n", battio.bif.oeminfo);
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/* Fetch battery voltage information. */
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volt = UNKNOWN_VOLTAGE;
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battio.unit = num;
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if (ioctl(acpifd, ACPIIO_BATT_GET_BST, &battio) == -1)
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err(EX_IOERR, "get battery status (%d) failed", num);
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if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT)
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volt = battio.bst.volt;
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/* Print current battery state information. */
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battio.unit = num;
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if (ioctl(acpifd, ACPIIO_BATT_GET_BATTINFO, &battio) == -1)
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err(EX_IOERR, "get battery user info (%d) failed", num);
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if (battio.battinfo.state != ACPI_BATT_STAT_NOT_PRESENT) {
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const char *state;
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switch (battio.battinfo.state & ACPI_BATT_STAT_BST_MASK) {
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case 0:
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state = "high";
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break;
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case ACPI_BATT_STAT_DISCHARG:
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state = "discharging";
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break;
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case ACPI_BATT_STAT_CHARGING:
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state = "charging";
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break;
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case ACPI_BATT_STAT_CRITICAL:
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state = "critical";
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break;
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case ACPI_BATT_STAT_DISCHARG | ACPI_BATT_STAT_CRITICAL:
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state = "critical discharging";
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break;
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case ACPI_BATT_STAT_CHARGING | ACPI_BATT_STAT_CRITICAL:
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state = "critical charging";
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break;
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default:
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state = "invalid";
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}
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printf("State:\t\t\t%s\n", state);
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if (battio.battinfo.cap == -1)
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printf("Remaining capacity:\tunknown\n");
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else
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printf("Remaining capacity:\t%d%%\n",
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battio.battinfo.cap);
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if (battio.battinfo.min == -1)
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printf("Remaining time:\t\tunknown\n");
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else {
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hours = battio.battinfo.min / 60;
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min = battio.battinfo.min % 60;
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printf("Remaining time:\t\t%d:%02d\n", hours, min);
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}
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if (battio.battinfo.rate == -1)
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printf("Present rate:\t\tunknown\n");
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else if (amp && volt != UNKNOWN_VOLTAGE) {
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printf("Present rate:\t\t%d mA (%d mW)\n",
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battio.battinfo.rate,
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battio.battinfo.rate * volt / 1000);
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} else
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printf("Present rate:\t\t%d %s\n",
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battio.battinfo.rate, pwr_units);
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} else
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printf("State:\t\t\tnot present\n");
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/* Print battery voltage information. */
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if (volt == UNKNOWN_VOLTAGE)
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printf("Present voltage:\tunknown\n");
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else
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printf("Present voltage:\t%d mV\n", volt);
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return (0);
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}
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static void
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usage(const char* prog)
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{
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printf("usage: %s [-h] [-i batt] [-k ack] [-s 1-4]\n", prog);
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exit(0);
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}
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int
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main(int argc, char *argv[])
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{
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char *prog;
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int c, sleep_type;
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prog = argv[0];
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if (argc < 2)
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usage(prog);
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/* NOTREACHED */
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sleep_type = -1;
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acpi_init();
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while ((c = getopt(argc, argv, "hi:k:s:")) != -1) {
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switch (c) {
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case 'i':
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acpi_battinfo(atoi(optarg));
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break;
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case 'k':
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acpi_sleep_ack(atoi(optarg));
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break;
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case 's':
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if (optarg[0] == 'S')
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sleep_type = optarg[1] - '0';
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else
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sleep_type = optarg[0] - '0';
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if (sleep_type < 1 || sleep_type > 4)
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errx(EX_USAGE, "invalid sleep type (%d)",
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sleep_type);
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break;
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case 'h':
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default:
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usage(prog);
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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if (sleep_type != -1)
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acpi_sleep(sleep_type);
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close(acpifd);
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exit (0);
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}
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