1 /* ----------------------------------------------------------------------- * 2 * 3 * Pportions of this file taken from the dmidecode project 4 * 5 * Copyright (C) 2000-2002 Alan Cox <alan (at) redhat.com> 6 * Copyright (C) 2002-2008 Jean Delvare <khali (at) linux-fr.org> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 * 22 * For the avoidance of doubt the "preferred form" of this code is one which 23 * is in an open unpatent encumbered format. Where cryptographic key signing 24 * forms part of the process of creating an executable the information 25 * including keys needed to generate an equivalently functional executable 26 * are deemed to be part of the source code. 27 */ 28 29 #include <dmi/dmi.h> 30 #include <stdio.h> 31 const char *dmi_battery_chemistry(uint8_t code) 32 { 33 /* 3.3.23.1 */ 34 static const char *chemistry[] = { 35 "Other", /* 0x01 */ 36 "Unknown", 37 "Lead Acid", 38 "Nickel Cadmium", 39 "Nickel Metal Hydride", 40 "Lithium Ion", 41 "Zinc Air", 42 "Lithium Polymer" /* 0x08 */ 43 }; 44 45 if (code >= 0x01 && code <= 0x08) 46 return chemistry[code - 0x01]; 47 return out_of_spec; 48 } 49 50 void dmi_battery_capacity(uint16_t code, uint8_t multiplier, char *capacity) 51 { 52 if (code == 0) 53 sprintf(capacity, "%s", "Unknown"); 54 else 55 sprintf(capacity, "%u mWh", code * multiplier); 56 } 57 58 void dmi_battery_voltage(uint16_t code, char *voltage) 59 { 60 if (code == 0) 61 sprintf(voltage, "%s", "Unknown"); 62 else 63 sprintf(voltage, "%u mV", code); 64 } 65 66 void dmi_battery_maximum_error(uint8_t code, char *error) 67 { 68 if (code == 0xFF) 69 sprintf(error, "%s", "Unknown"); 70 else 71 sprintf(error, "%u%%", code); 72 } 73
