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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 | /* * acpi.h - ACPI driver interface * * Copyright (C) 1999 Andrew Henroid * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _LINUX_ACPI_H #define _LINUX_ACPI_H #include <linux/types.h> #include <linux/ioctl.h> #ifdef __KERNEL__ #include <linux/sched.h> #include <linux/wait.h> #endif /* __KERNEL__ */ /* * Device states */ typedef enum { ACPI_D0, /* fully-on */ ACPI_D1, /* partial-on */ ACPI_D2, /* partial-on */ ACPI_D3, /* fully-off */ } acpi_dstate_t; typedef enum { ACPI_S0, /* working state */ ACPI_S1, /* power-on suspend */ ACPI_S2, /* suspend to ram, with devices */ ACPI_S3, /* suspend to ram */ ACPI_S4, /* suspend to disk */ ACPI_S5, /* soft-off */ } acpi_sstate_t; /* RSDP location */ #define ACPI_BIOS_ROM_BASE (0x0e0000) #define ACPI_BIOS_ROM_END (0x100000) /* Table signatures */ #define ACPI_RSDP1_SIG 0x20445352 /* 'RSD ' */ #define ACPI_RSDP2_SIG 0x20525450 /* 'PTR ' */ #define ACPI_RSDT_SIG 0x54445352 /* 'RSDT' */ #define ACPI_FADT_SIG 0x50434146 /* 'FACP' */ #define ACPI_DSDT_SIG 0x54445344 /* 'DSDT' */ #define ACPI_FACS_SIG 0x53434146 /* 'FACS' */ #define ACPI_SIG_LEN 4 #define ACPI_FADT_SIGNATURE "FACP" /* PM1_STS/EN flags */ #define ACPI_TMR 0x0001 #define ACPI_BM 0x0010 #define ACPI_GBL 0x0020 #define ACPI_PWRBTN 0x0100 #define ACPI_SLPBTN 0x0200 #define ACPI_RTC 0x0400 #define ACPI_WAK 0x8000 /* PM1_CNT flags */ #define ACPI_SCI_EN 0x0001 #define ACPI_BM_RLD 0x0002 #define ACPI_GBL_RLS 0x0004 #define ACPI_SLP_TYP0 0x0400 #define ACPI_SLP_TYP1 0x0800 #define ACPI_SLP_TYP2 0x1000 #define ACPI_SLP_EN 0x2000 #define ACPI_SLP_TYP_MASK 0x1c00 #define ACPI_SLP_TYP_SHIFT 10 /* PM_TMR masks */ #define ACPI_TMR_VAL_EXT 0x00000100 #define ACPI_TMR_MASK 0x00ffffff #define ACPI_TMR_HZ 3579545 /* 3.58 MHz */ #define ACPI_TMR_KHZ (ACPI_TMR_HZ / 1000) #define ACPI_MICROSEC_TO_TMR_TICKS(val) \ (((val) * (ACPI_TMR_KHZ)) / 1000) /* PM2_CNT flags */ #define ACPI_ARB_DIS 0x01 /* FADT flags */ #define ACPI_WBINVD 0x00000001 #define ACPI_WBINVD_FLUSH 0x00000002 #define ACPI_PROC_C1 0x00000004 #define ACPI_P_LVL2_UP 0x00000008 #define ACPI_PWR_BUTTON 0x00000010 #define ACPI_SLP_BUTTON 0x00000020 #define ACPI_FIX_RTC 0x00000040 #define ACPI_RTC_64 0x00000080 #define ACPI_TMR_VAL_EXT 0x00000100 #define ACPI_DCK_CAP 0x00000200 /* FADT BOOT_ARCH flags */ #define FADT_BOOT_ARCH_LEGACY_DEVICES 0x0001 #define FADT_BOOT_ARCH_KBD_CONTROLLER 0x0002 /* FACS flags */ #define ACPI_S4BIOS 0x00000001 /* processor block offsets */ #define ACPI_P_CNT 0x00000000 #define ACPI_P_LVL2 0x00000004 #define ACPI_P_LVL3 0x00000005 /* C-state latencies (microseconds) */ #define ACPI_MAX_P_LVL2_LAT 100 #define ACPI_MAX_P_LVL3_LAT 1000 #define ACPI_INFINITE_LAT (~0UL) /* * Sysctl declarations */ enum { CTL_ACPI = 10 }; enum { ACPI_FADT = 1, ACPI_DSDT, ACPI_PM1_ENABLE, ACPI_GPE_ENABLE, ACPI_GPE_LEVEL, ACPI_EVENT, ACPI_P_BLK, ACPI_ENTER_LVL2_LAT, ACPI_ENTER_LVL3_LAT, ACPI_P_LVL2_LAT, ACPI_P_LVL3_LAT, ACPI_C1_TIME, ACPI_C2_TIME, ACPI_C3_TIME, ACPI_C1_COUNT, ACPI_C2_COUNT, ACPI_C3_COUNT, ACPI_S0_SLP_TYP, ACPI_S1_SLP_TYP, ACPI_S5_SLP_TYP, ACPI_SLEEP, ACPI_FACS, ACPI_XSDT, ACPI_PMTIMER, ACPI_BATT, }; #define ACPI_SLP_TYP_DISABLED (~0UL) #ifdef __KERNEL__ /* routines for saving/restoring kernel state */ FASTCALL(extern unsigned long acpi_save_state_mem(unsigned long return_point)); FASTCALL(extern int acpi_save_state_disk(unsigned long return_point)); extern void acpi_restore_state(void); extern unsigned long acpi_wakeup_address; #endif /* __KERNEL__ */ int acpi_init(void); #endif /* _LINUX_ACPI_H */ |