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6595 | serge | 1 | /****************************************************************************** |
2 | * |
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3 | * Name: achware.h -- hardware specific interfaces |
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4 | * |
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5 | *****************************************************************************/ |
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6 | |||
7 | /* |
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8 | * Copyright (C) 2000 - 2015, Intel Corp. |
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9 | * All rights reserved. |
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10 | * |
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11 | * Redistribution and use in source and binary forms, with or without |
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12 | * modification, are permitted provided that the following conditions |
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13 | * are met: |
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14 | * 1. Redistributions of source code must retain the above copyright |
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15 | * notice, this list of conditions, and the following disclaimer, |
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16 | * without modification. |
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17 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
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18 | * substantially similar to the "NO WARRANTY" disclaimer below |
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19 | * ("Disclaimer") and any redistribution must be conditioned upon |
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20 | * including a substantially similar Disclaimer requirement for further |
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21 | * binary redistribution. |
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22 | * 3. Neither the names of the above-listed copyright holders nor the names |
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23 | * of any contributors may be used to endorse or promote products derived |
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24 | * from this software without specific prior written permission. |
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25 | * |
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26 | * Alternatively, this software may be distributed under the terms of the |
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27 | * GNU General Public License ("GPL") version 2 as published by the Free |
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28 | * Software Foundation. |
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29 | * |
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30 | * NO WARRANTY |
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31 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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32 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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33 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
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34 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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35 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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39 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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40 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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41 | * POSSIBILITY OF SUCH DAMAGES. |
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42 | */ |
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43 | |||
44 | #ifndef __ACHWARE_H__ |
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45 | #define __ACHWARE_H__ |
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46 | |||
47 | /* Values for the _SST predefined method */ |
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48 | |||
49 | #define ACPI_SST_INDICATOR_OFF 0 |
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50 | #define ACPI_SST_WORKING 1 |
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51 | #define ACPI_SST_WAKING 2 |
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52 | #define ACPI_SST_SLEEPING 3 |
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53 | #define ACPI_SST_SLEEP_CONTEXT 4 |
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54 | |||
55 | /* |
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56 | * hwacpi - high level functions |
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57 | */ |
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58 | acpi_status acpi_hw_set_mode(u32 mode); |
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59 | |||
60 | u32 acpi_hw_get_mode(void); |
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61 | |||
62 | /* |
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63 | * hwregs - ACPI Register I/O |
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64 | */ |
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65 | acpi_status |
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66 | acpi_hw_validate_register(struct acpi_generic_address *reg, |
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67 | u8 max_bit_width, u64 *address); |
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68 | |||
69 | acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg); |
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70 | |||
71 | acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg); |
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72 | |||
73 | struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id); |
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74 | |||
75 | acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control); |
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76 | |||
77 | acpi_status acpi_hw_register_read(u32 register_id, u32 *return_value); |
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78 | |||
79 | acpi_status acpi_hw_register_write(u32 register_id, u32 value); |
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80 | |||
81 | acpi_status acpi_hw_clear_acpi_status(void); |
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82 | |||
83 | /* |
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84 | * hwsleep - sleep/wake support (Legacy sleep registers) |
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85 | */ |
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86 | acpi_status acpi_hw_legacy_sleep(u8 sleep_state); |
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87 | |||
88 | acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state); |
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89 | |||
90 | acpi_status acpi_hw_legacy_wake(u8 sleep_state); |
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91 | |||
92 | /* |
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93 | * hwesleep - sleep/wake support (Extended FADT-V5 sleep registers) |
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94 | */ |
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95 | void acpi_hw_execute_sleep_method(char *method_name, u32 integer_argument); |
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96 | |||
97 | acpi_status acpi_hw_extended_sleep(u8 sleep_state); |
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98 | |||
99 | acpi_status acpi_hw_extended_wake_prep(u8 sleep_state); |
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100 | |||
101 | acpi_status acpi_hw_extended_wake(u8 sleep_state); |
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102 | |||
103 | /* |
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104 | * hwvalid - Port I/O with validation |
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105 | */ |
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106 | acpi_status acpi_hw_read_port(acpi_io_address address, u32 *value, u32 width); |
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107 | |||
108 | acpi_status acpi_hw_write_port(acpi_io_address address, u32 value, u32 width); |
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109 | |||
110 | /* |
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111 | * hwgpe - GPE support |
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112 | */ |
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113 | u32 acpi_hw_get_gpe_register_bit(struct acpi_gpe_event_info *gpe_event_info); |
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114 | |||
115 | acpi_status |
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116 | acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action); |
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117 | |||
118 | acpi_status |
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119 | acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
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120 | struct acpi_gpe_block_info *gpe_block, void *context); |
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121 | |||
122 | acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info); |
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123 | |||
124 | acpi_status |
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125 | acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
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126 | struct acpi_gpe_block_info *gpe_block, void *context); |
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127 | |||
128 | acpi_status |
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129 | acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info, |
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130 | acpi_event_status *event_status); |
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131 | |||
132 | acpi_status acpi_hw_disable_all_gpes(void); |
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133 | |||
134 | acpi_status acpi_hw_enable_all_runtime_gpes(void); |
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135 | |||
136 | acpi_status acpi_hw_enable_all_wakeup_gpes(void); |
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137 | |||
138 | acpi_status |
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139 | acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
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140 | struct acpi_gpe_block_info *gpe_block, |
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141 | void *context); |
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142 | |||
143 | /* |
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144 | * hwpci - PCI configuration support |
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145 | */ |
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146 | acpi_status |
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147 | acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id, |
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148 | acpi_handle root_pci_device, acpi_handle pci_region); |
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149 | |||
150 | #endif /* __ACHWARE_H__ */ |