LXR linux/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
  13ACPI_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 */
  26struct 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
  56struct 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
 101struct 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
 112struct 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
 140struct 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 */
 153const 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
 181const 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
 224const 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
 231const 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};
 237