drivers/acpi/acpica/rsinfo.c

   1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
   2 /*******************************************************************************
   3  *
   4  * Module Name: rsinfo - Dispatch and Info tables
   5  *
   6  ******************************************************************************/
   7
   8 #include <acpi/acpi.h>
   9 #include "accommon.h"
  10 #include "acresrc.h"
  11
  12 #define _COMPONENT          ACPI_RESOURCES
  13 ACPI_MODULE_NAME("rsinfo")
  14
  15 /*
  16  * Resource dispatch and information tables. Any new resource types (either
  17  * Large or Small) must be reflected in each of these tables, so they are here
  18  * in one place.
  19  *
  20  * The tables for Large descriptors are indexed by bits 6:0 of the AML
  21  * descriptor type byte. The tables for Small descriptors are indexed by
  22  * bits 6:3 of the descriptor byte. The tables for internal resource
  23  * descriptors are indexed by the acpi_resource_type field.
  24  */
  25 /* Dispatch table for resource-to-AML (Set Resource) conversion functions */
  26 struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[] = {
  27         acpi_rs_set_irq,        /* 0x00, ACPI_RESOURCE_TYPE_IRQ */
  28         acpi_rs_convert_dma,    /* 0x01, ACPI_RESOURCE_TYPE_DMA */
  29         acpi_rs_set_start_dpf,  /* 0x02, ACPI_RESOURCE_TYPE_START_DEPENDENT */
  30         acpi_rs_convert_end_dpf,        /* 0x03, ACPI_RESOURCE_TYPE_END_DEPENDENT */
  31         acpi_rs_convert_io,     /* 0x04, ACPI_RESOURCE_TYPE_IO */
  32         acpi_rs_convert_fixed_io,       /* 0x05, ACPI_RESOURCE_TYPE_FIXED_IO */
  33         acpi_rs_set_vendor,     /* 0x06, ACPI_RESOURCE_TYPE_VENDOR */
  34         acpi_rs_convert_end_tag,        /* 0x07, ACPI_RESOURCE_TYPE_END_TAG */
  35         acpi_rs_convert_memory24,       /* 0x08, ACPI_RESOURCE_TYPE_MEMORY24 */
  36         acpi_rs_convert_memory32,       /* 0x09, ACPI_RESOURCE_TYPE_MEMORY32 */
  37         acpi_rs_convert_fixed_memory32, /* 0x0A, ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
  38         acpi_rs_convert_address16,      /* 0x0B, ACPI_RESOURCE_TYPE_ADDRESS16 */
  39         acpi_rs_convert_address32,      /* 0x0C, ACPI_RESOURCE_TYPE_ADDRESS32 */
  40         acpi_rs_convert_address64,      /* 0x0D, ACPI_RESOURCE_TYPE_ADDRESS64 */
  41         acpi_rs_convert_ext_address64,  /* 0x0E, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
  42         acpi_rs_convert_ext_irq,        /* 0x0F, ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
  43         acpi_rs_convert_generic_reg,    /* 0x10, ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
  44         acpi_rs_convert_gpio,   /* 0x11, ACPI_RESOURCE_TYPE_GPIO */
  45         acpi_rs_convert_fixed_dma,      /* 0x12, ACPI_RESOURCE_TYPE_FIXED_DMA */
  46         NULL,                   /* 0x13, ACPI_RESOURCE_TYPE_SERIAL_BUS - Use subtype table below */
  47         acpi_rs_convert_pin_function,   /* 0x14, ACPI_RESOURCE_TYPE_PIN_FUNCTION */
  48         acpi_rs_convert_pin_config,     /* 0x15, ACPI_RESOURCE_TYPE_PIN_CONFIG */
  49         acpi_rs_convert_pin_group,      /* 0x16, ACPI_RESOURCE_TYPE_PIN_GROUP */
  50         acpi_rs_convert_pin_group_function,     /* 0x17, ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
  51         acpi_rs_convert_pin_group_config,       /* 0x18, ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
  52 };
  53
  54 /* Dispatch tables for AML-to-resource (Get Resource) conversion functions */
  55
  56 struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[] = {
  57         /* Small descriptors */
  58
  59         NULL,                   /* 0x00, Reserved */
  60         NULL,                   /* 0x01, Reserved */
  61         NULL,                   /* 0x02, Reserved */
  62         NULL,                   /* 0x03, Reserved */
  63         acpi_rs_get_irq,        /* 0x04, ACPI_RESOURCE_NAME_IRQ */
  64         acpi_rs_convert_dma,    /* 0x05, ACPI_RESOURCE_NAME_DMA */
  65         acpi_rs_get_start_dpf,  /* 0x06, ACPI_RESOURCE_NAME_START_DEPENDENT */
  66         acpi_rs_convert_end_dpf,        /* 0x07, ACPI_RESOURCE_NAME_END_DEPENDENT */
  67         acpi_rs_convert_io,     /* 0x08, ACPI_RESOURCE_NAME_IO */
  68         acpi_rs_convert_fixed_io,       /* 0x09, ACPI_RESOURCE_NAME_FIXED_IO */
  69         acpi_rs_convert_fixed_dma,      /* 0x0A, ACPI_RESOURCE_NAME_FIXED_DMA */
  70         NULL,                   /* 0x0B, Reserved */
  71         NULL,                   /* 0x0C, Reserved */
  72         NULL,                   /* 0x0D, Reserved */
  73         acpi_rs_get_vendor_small,       /* 0x0E, ACPI_RESOURCE_NAME_VENDOR_SMALL */
  74         acpi_rs_convert_end_tag,        /* 0x0F, ACPI_RESOURCE_NAME_END_TAG */
  75
  76         /* Large descriptors */
  77
  78         NULL,                   /* 0x00, Reserved */
  79         acpi_rs_convert_memory24,       /* 0x01, ACPI_RESOURCE_NAME_MEMORY24 */
  80         acpi_rs_convert_generic_reg,    /* 0x02, ACPI_RESOURCE_NAME_GENERIC_REGISTER */
  81         NULL,                   /* 0x03, Reserved */
  82         acpi_rs_get_vendor_large,       /* 0x04, ACPI_RESOURCE_NAME_VENDOR_LARGE */
  83         acpi_rs_convert_memory32,       /* 0x05, ACPI_RESOURCE_NAME_MEMORY32 */
  84         acpi_rs_convert_fixed_memory32, /* 0x06, ACPI_RESOURCE_NAME_FIXED_MEMORY32 */
  85         acpi_rs_convert_address32,      /* 0x07, ACPI_RESOURCE_NAME_ADDRESS32 */
  86         acpi_rs_convert_address16,      /* 0x08, ACPI_RESOURCE_NAME_ADDRESS16 */
  87         acpi_rs_convert_ext_irq,        /* 0x09, ACPI_RESOURCE_NAME_EXTENDED_IRQ */
  88         acpi_rs_convert_address64,      /* 0x0A, ACPI_RESOURCE_NAME_ADDRESS64 */
  89         acpi_rs_convert_ext_address64,  /* 0x0B, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 */
  90         acpi_rs_convert_gpio,   /* 0x0C, ACPI_RESOURCE_NAME_GPIO */
  91         acpi_rs_convert_pin_function,   /* 0x0D, ACPI_RESOURCE_NAME_PIN_FUNCTION */
  92         NULL,                   /* 0x0E, ACPI_RESOURCE_NAME_SERIAL_BUS - Use subtype table below */
  93         acpi_rs_convert_pin_config,     /* 0x0F, ACPI_RESOURCE_NAME_PIN_CONFIG */
  94         acpi_rs_convert_pin_group,      /* 0x10, ACPI_RESOURCE_NAME_PIN_GROUP */
  95         acpi_rs_convert_pin_group_function,     /* 0x11, ACPI_RESOURCE_NAME_PIN_GROUP_FUNCTION */
  96         acpi_rs_convert_pin_group_config,       /* 0x12, ACPI_RESOURCE_NAME_PIN_GROUP_CONFIG */
  97 };
  98
  99 /* Subtype table for serial_bus -- I2C, SPI, and UART */
 100
 101 struct acpi_rsconvert_info *acpi_gbl_convert_resource_serial_bus_dispatch[] = {
 102         NULL,
 103         acpi_rs_convert_i2c_serial_bus,
 104         acpi_rs_convert_spi_serial_bus,
 105         acpi_rs_convert_uart_serial_bus,
 106 };
 107
 108 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUGGER)
 109
 110 /* Dispatch table for resource dump functions */
 111
 112 struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[] = {
 113         acpi_rs_dump_irq,       /* ACPI_RESOURCE_TYPE_IRQ */
 114         acpi_rs_dump_dma,       /* ACPI_RESOURCE_TYPE_DMA */
 115         acpi_rs_dump_start_dpf, /* ACPI_RESOURCE_TYPE_START_DEPENDENT */
 116         acpi_rs_dump_end_dpf,   /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
 117         acpi_rs_dump_io,        /* ACPI_RESOURCE_TYPE_IO */
 118         acpi_rs_dump_fixed_io,  /* ACPI_RESOURCE_TYPE_FIXED_IO */
 119         acpi_rs_dump_vendor,    /* ACPI_RESOURCE_TYPE_VENDOR */
 120         acpi_rs_dump_end_tag,   /* ACPI_RESOURCE_TYPE_END_TAG */
 121         acpi_rs_dump_memory24,  /* ACPI_RESOURCE_TYPE_MEMORY24 */
 122         acpi_rs_dump_memory32,  /* ACPI_RESOURCE_TYPE_MEMORY32 */
 123         acpi_rs_dump_fixed_memory32,    /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
 124         acpi_rs_dump_address16, /* ACPI_RESOURCE_TYPE_ADDRESS16 */
 125         acpi_rs_dump_address32, /* ACPI_RESOURCE_TYPE_ADDRESS32 */
 126         acpi_rs_dump_address64, /* ACPI_RESOURCE_TYPE_ADDRESS64 */
 127         acpi_rs_dump_ext_address64,     /* ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
 128         acpi_rs_dump_ext_irq,   /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
 129         acpi_rs_dump_generic_reg,       /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
 130         acpi_rs_dump_gpio,      /* ACPI_RESOURCE_TYPE_GPIO */
 131         acpi_rs_dump_fixed_dma, /* ACPI_RESOURCE_TYPE_FIXED_DMA */
 132         NULL,                   /* ACPI_RESOURCE_TYPE_SERIAL_BUS */
 133         acpi_rs_dump_pin_function,      /* ACPI_RESOURCE_TYPE_PIN_FUNCTION */
 134         acpi_rs_dump_pin_config,        /* ACPI_RESOURCE_TYPE_PIN_CONFIG */
 135         acpi_rs_dump_pin_group, /* ACPI_RESOURCE_TYPE_PIN_GROUP */
 136         acpi_rs_dump_pin_group_function,        /* ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
 137         acpi_rs_dump_pin_group_config,  /* ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
 138 };
 139
 140 struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[] = {
 141         NULL,
 142         acpi_rs_dump_i2c_serial_bus,    /* AML_RESOURCE_I2C_BUS_TYPE */
 143         acpi_rs_dump_spi_serial_bus,    /* AML_RESOURCE_SPI_BUS_TYPE */
 144         acpi_rs_dump_uart_serial_bus,   /* AML_RESOURCE_UART_BUS_TYPE */
 145 };
 146 #endif
 147
 148 /*
 149  * Base sizes for external AML resource descriptors, indexed by internal type.
 150  * Includes size of the descriptor header (1 byte for small descriptors,
 151  * 3 bytes for large descriptors)
 152  */
 153 const u8 acpi_gbl_aml_resource_sizes[] = {
 154         sizeof(struct aml_resource_irq),        /* ACPI_RESOURCE_TYPE_IRQ (optional Byte 3 always created) */
 155         sizeof(struct aml_resource_dma),        /* ACPI_RESOURCE_TYPE_DMA */
 156         sizeof(struct aml_resource_start_dependent),    /* ACPI_RESOURCE_TYPE_START_DEPENDENT (optional Byte 1 always created) */
 157         sizeof(struct aml_resource_end_dependent),      /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
 158         sizeof(struct aml_resource_io), /* ACPI_RESOURCE_TYPE_IO */
 159         sizeof(struct aml_resource_fixed_io),   /* ACPI_RESOURCE_TYPE_FIXED_IO */
 160         sizeof(struct aml_resource_vendor_small),       /* ACPI_RESOURCE_TYPE_VENDOR */
 161         sizeof(struct aml_resource_end_tag),    /* ACPI_RESOURCE_TYPE_END_TAG */
 162         sizeof(struct aml_resource_memory24),   /* ACPI_RESOURCE_TYPE_MEMORY24 */
 163         sizeof(struct aml_resource_memory32),   /* ACPI_RESOURCE_TYPE_MEMORY32 */
 164         sizeof(struct aml_resource_fixed_memory32),     /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
 165         sizeof(struct aml_resource_address16),  /* ACPI_RESOURCE_TYPE_ADDRESS16 */
 166         sizeof(struct aml_resource_address32),  /* ACPI_RESOURCE_TYPE_ADDRESS32 */
 167         sizeof(struct aml_resource_address64),  /* ACPI_RESOURCE_TYPE_ADDRESS64 */
 168         sizeof(struct aml_resource_extended_address64), /*ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
 169         sizeof(struct aml_resource_extended_irq),       /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
 170         sizeof(struct aml_resource_generic_register),   /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
 171         sizeof(struct aml_resource_gpio),       /* ACPI_RESOURCE_TYPE_GPIO */
 172         sizeof(struct aml_resource_fixed_dma),  /* ACPI_RESOURCE_TYPE_FIXED_DMA */
 173         sizeof(struct aml_resource_common_serialbus),   /* ACPI_RESOURCE_TYPE_SERIAL_BUS */
 174         sizeof(struct aml_resource_pin_function),       /* ACPI_RESOURCE_TYPE_PIN_FUNCTION */
 175         sizeof(struct aml_resource_pin_config), /* ACPI_RESOURCE_TYPE_PIN_CONFIG */
 176         sizeof(struct aml_resource_pin_group),  /* ACPI_RESOURCE_TYPE_PIN_GROUP */
 177         sizeof(struct aml_resource_pin_group_function), /* ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
 178         sizeof(struct aml_resource_pin_group_config),   /* ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
 179 };
 180
 181 const u8 acpi_gbl_resource_struct_sizes[] = {
 182         /* Small descriptors */
 183
 184         0,
 185         0,
 186         0,
 187         0,
 188         ACPI_RS_SIZE(struct acpi_resource_irq),
 189         ACPI_RS_SIZE(struct acpi_resource_dma),
 190         ACPI_RS_SIZE(struct acpi_resource_start_dependent),
 191         ACPI_RS_SIZE_MIN,
 192         ACPI_RS_SIZE(struct acpi_resource_io),
 193         ACPI_RS_SIZE(struct acpi_resource_fixed_io),
 194         ACPI_RS_SIZE(struct acpi_resource_fixed_dma),
 195         0,
 196         0,
 197         0,
 198         ACPI_RS_SIZE(struct acpi_resource_vendor),
 199         ACPI_RS_SIZE_MIN,
 200
 201         /* Large descriptors */
 202
 203         0,
 204         ACPI_RS_SIZE(struct acpi_resource_memory24),
 205         ACPI_RS_SIZE(struct acpi_resource_generic_register),
 206         0,
 207         ACPI_RS_SIZE(struct acpi_resource_vendor),
 208         ACPI_RS_SIZE(struct acpi_resource_memory32),
 209         ACPI_RS_SIZE(struct acpi_resource_fixed_memory32),
 210         ACPI_RS_SIZE(struct acpi_resource_address32),
 211         ACPI_RS_SIZE(struct acpi_resource_address16),
 212         ACPI_RS_SIZE(struct acpi_resource_extended_irq),
 213         ACPI_RS_SIZE(struct acpi_resource_address64),
 214         ACPI_RS_SIZE(struct acpi_resource_extended_address64),
 215         ACPI_RS_SIZE(struct acpi_resource_gpio),
 216         ACPI_RS_SIZE(struct acpi_resource_pin_function),
 217         ACPI_RS_SIZE(struct acpi_resource_common_serialbus),
 218         ACPI_RS_SIZE(struct acpi_resource_pin_config),
 219         ACPI_RS_SIZE(struct acpi_resource_pin_group),
 220         ACPI_RS_SIZE(struct acpi_resource_pin_group_function),
 221         ACPI_RS_SIZE(struct acpi_resource_pin_group_config),
 222 };
 223
 224 const u8 acpi_gbl_aml_resource_serial_bus_sizes[] = {
 225         0,
 226         sizeof(struct aml_resource_i2c_serialbus),
 227         sizeof(struct aml_resource_spi_serialbus),
 228         sizeof(struct aml_resource_uart_serialbus),
 229 };
 230
 231 const u8 acpi_gbl_resource_struct_serial_bus_sizes[] = {
 232         0,
 233         ACPI_RS_SIZE(struct acpi_resource_i2c_serialbus),
 234         ACPI_RS_SIZE(struct acpi_resource_spi_serialbus),
 235         ACPI_RS_SIZE(struct acpi_resource_uart_serialbus),
 236 };