Quelle  rsinfo.c

// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/*******************************************************************************
 *
 * Module Name: rsinfo - Dispatch and Info tables
 *
 ******************************************************************************/

#include <acpi/acpi.h>
#include "accommon.h"
#include "acresrc.h"

#define _COMPONENT          ACPI_RESOURCES
ACPI_MODULE_NAME("rsinfo")

/*
 * Resource dispatch and information tables. Any new resource types (either
 * Large or Small) must be reflected in each of these tables, so they are here
 * in one place.
 *
 * The tables for Large descriptors are indexed by bits 6:0 of the AML
 * descriptor type byte. The tables for Small descriptors are indexed by
 * bits 6:3 of the descriptor byte. The tables for internal resource
 * descriptors are indexed by the acpi_resource_type field.
 */
/* Dispatch table for resource-to-AML (Set Resource) conversion functions */
struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[] = {
 acpi_rs_set_irq, /* 0x00, ACPI_RESOURCE_TYPE_IRQ */
 acpi_rs_convert_dma, /* 0x01, ACPI_RESOURCE_TYPE_DMA */
 acpi_rs_set_start_dpf, /* 0x02, ACPI_RESOURCE_TYPE_START_DEPENDENT */
 acpi_rs_convert_end_dpf, /* 0x03, ACPI_RESOURCE_TYPE_END_DEPENDENT */
 acpi_rs_convert_io, /* 0x04, ACPI_RESOURCE_TYPE_IO */
 acpi_rs_convert_fixed_io, /* 0x05, ACPI_RESOURCE_TYPE_FIXED_IO */
 acpi_rs_set_vendor, /* 0x06, ACPI_RESOURCE_TYPE_VENDOR */
 acpi_rs_convert_end_tag, /* 0x07, ACPI_RESOURCE_TYPE_END_TAG */
 acpi_rs_convert_memory24, /* 0x08, ACPI_RESOURCE_TYPE_MEMORY24 */
 acpi_rs_convert_memory32, /* 0x09, ACPI_RESOURCE_TYPE_MEMORY32 */
 acpi_rs_convert_fixed_memory32, /* 0x0A, ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
 acpi_rs_convert_address16, /* 0x0B, ACPI_RESOURCE_TYPE_ADDRESS16 */
 acpi_rs_convert_address32, /* 0x0C, ACPI_RESOURCE_TYPE_ADDRESS32 */
 acpi_rs_convert_address64, /* 0x0D, ACPI_RESOURCE_TYPE_ADDRESS64 */
 acpi_rs_convert_ext_address64, /* 0x0E, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
 acpi_rs_convert_ext_irq, /* 0x0F, ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
 acpi_rs_convert_generic_reg, /* 0x10, ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
 acpi_rs_convert_gpio, /* 0x11, ACPI_RESOURCE_TYPE_GPIO */
 acpi_rs_convert_fixed_dma, /* 0x12, ACPI_RESOURCE_TYPE_FIXED_DMA */
 NULL,   /* 0x13, ACPI_RESOURCE_TYPE_SERIAL_BUS - Use subtype table below */
 acpi_rs_convert_pin_function, /* 0x14, ACPI_RESOURCE_TYPE_PIN_FUNCTION */
 acpi_rs_convert_pin_config, /* 0x15, ACPI_RESOURCE_TYPE_PIN_CONFIG */
 acpi_rs_convert_pin_group, /* 0x16, ACPI_RESOURCE_TYPE_PIN_GROUP */
 acpi_rs_convert_pin_group_function, /* 0x17, ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
 acpi_rs_convert_pin_group_config, /* 0x18, ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
 acpi_rs_convert_clock_input, /* 0x19, ACPI_RESOURCE_TYPE_CLOCK_INPUT */
};

/* Dispatch tables for AML-to-resource (Get Resource) conversion functions */

struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[] = {
 /* Small descriptors */

 NULL,   /* 0x00, Reserved */
 NULL,   /* 0x01, Reserved */
 NULL,   /* 0x02, Reserved */
 NULL,   /* 0x03, Reserved */
 acpi_rs_get_irq, /* 0x04, ACPI_RESOURCE_NAME_IRQ */
 acpi_rs_convert_dma, /* 0x05, ACPI_RESOURCE_NAME_DMA */
 acpi_rs_get_start_dpf, /* 0x06, ACPI_RESOURCE_NAME_START_DEPENDENT */
 acpi_rs_convert_end_dpf, /* 0x07, ACPI_RESOURCE_NAME_END_DEPENDENT */
 acpi_rs_convert_io, /* 0x08, ACPI_RESOURCE_NAME_IO */
 acpi_rs_convert_fixed_io, /* 0x09, ACPI_RESOURCE_NAME_FIXED_IO */
 acpi_rs_convert_fixed_dma, /* 0x0A, ACPI_RESOURCE_NAME_FIXED_DMA */
 NULL,   /* 0x0B, Reserved */
 NULL,   /* 0x0C, Reserved */
 NULL,   /* 0x0D, Reserved */
 acpi_rs_get_vendor_small, /* 0x0E, ACPI_RESOURCE_NAME_VENDOR_SMALL */
 acpi_rs_convert_end_tag, /* 0x0F, ACPI_RESOURCE_NAME_END_TAG */

 /* Large descriptors */

 NULL,   /* 0x00, Reserved */
 acpi_rs_convert_memory24, /* 0x01, ACPI_RESOURCE_NAME_MEMORY24 */
 acpi_rs_convert_generic_reg, /* 0x02, ACPI_RESOURCE_NAME_GENERIC_REGISTER */
 NULL,   /* 0x03, Reserved */
 acpi_rs_get_vendor_large, /* 0x04, ACPI_RESOURCE_NAME_VENDOR_LARGE */
 acpi_rs_convert_memory32, /* 0x05, ACPI_RESOURCE_NAME_MEMORY32 */
 acpi_rs_convert_fixed_memory32, /* 0x06, ACPI_RESOURCE_NAME_FIXED_MEMORY32 */
 acpi_rs_convert_address32, /* 0x07, ACPI_RESOURCE_NAME_ADDRESS32 */
 acpi_rs_convert_address16, /* 0x08, ACPI_RESOURCE_NAME_ADDRESS16 */
 acpi_rs_convert_ext_irq, /* 0x09, ACPI_RESOURCE_NAME_EXTENDED_IRQ */
 acpi_rs_convert_address64, /* 0x0A, ACPI_RESOURCE_NAME_ADDRESS64 */
 acpi_rs_convert_ext_address64, /* 0x0B, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 */
 acpi_rs_convert_gpio, /* 0x0C, ACPI_RESOURCE_NAME_GPIO */
 acpi_rs_convert_pin_function, /* 0x0D, ACPI_RESOURCE_NAME_PIN_FUNCTION */
 NULL,   /* 0x0E, ACPI_RESOURCE_NAME_SERIAL_BUS - Use subtype table below */
 acpi_rs_convert_pin_config, /* 0x0F, ACPI_RESOURCE_NAME_PIN_CONFIG */
 acpi_rs_convert_pin_group, /* 0x10, ACPI_RESOURCE_NAME_PIN_GROUP */
 acpi_rs_convert_pin_group_function, /* 0x11, ACPI_RESOURCE_NAME_PIN_GROUP_FUNCTION */
 acpi_rs_convert_pin_group_config, /* 0x12, ACPI_RESOURCE_NAME_PIN_GROUP_CONFIG */
 acpi_rs_convert_clock_input, /* 0x13, ACPI_RESOURCE_NAME_CLOCK_INPUT */
};

/* Subtype table for serial_bus -- I2C, SPI, UART, and CSI2 */

struct acpi_rsconvert_info *acpi_gbl_convert_resource_serial_bus_dispatch[] = {
 NULL,
 acpi_rs_convert_i2c_serial_bus,
 acpi_rs_convert_spi_serial_bus,
 acpi_rs_convert_uart_serial_bus,
 acpi_rs_convert_csi2_serial_bus
};

#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUGGER)

/* Dispatch table for resource dump functions */

struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[] = {
 acpi_rs_dump_irq, /* ACPI_RESOURCE_TYPE_IRQ */
 acpi_rs_dump_dma, /* ACPI_RESOURCE_TYPE_DMA */
 acpi_rs_dump_start_dpf, /* ACPI_RESOURCE_TYPE_START_DEPENDENT */
 acpi_rs_dump_end_dpf, /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
 acpi_rs_dump_io, /* ACPI_RESOURCE_TYPE_IO */
 acpi_rs_dump_fixed_io, /* ACPI_RESOURCE_TYPE_FIXED_IO */
 acpi_rs_dump_vendor, /* ACPI_RESOURCE_TYPE_VENDOR */
 acpi_rs_dump_end_tag, /* ACPI_RESOURCE_TYPE_END_TAG */
 acpi_rs_dump_memory24, /* ACPI_RESOURCE_TYPE_MEMORY24 */
 acpi_rs_dump_memory32, /* ACPI_RESOURCE_TYPE_MEMORY32 */
 acpi_rs_dump_fixed_memory32, /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
 acpi_rs_dump_address16, /* ACPI_RESOURCE_TYPE_ADDRESS16 */
 acpi_rs_dump_address32, /* ACPI_RESOURCE_TYPE_ADDRESS32 */
 acpi_rs_dump_address64, /* ACPI_RESOURCE_TYPE_ADDRESS64 */
 acpi_rs_dump_ext_address64, /* ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
 acpi_rs_dump_ext_irq, /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
 acpi_rs_dump_generic_reg, /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
 acpi_rs_dump_gpio, /* ACPI_RESOURCE_TYPE_GPIO */
 acpi_rs_dump_fixed_dma, /* ACPI_RESOURCE_TYPE_FIXED_DMA */
 NULL,   /* ACPI_RESOURCE_TYPE_SERIAL_BUS */
 acpi_rs_dump_pin_function, /* ACPI_RESOURCE_TYPE_PIN_FUNCTION */
 acpi_rs_dump_pin_config, /* ACPI_RESOURCE_TYPE_PIN_CONFIG */
 acpi_rs_dump_pin_group, /* ACPI_RESOURCE_TYPE_PIN_GROUP */
 acpi_rs_dump_pin_group_function, /* ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
 acpi_rs_dump_pin_group_config, /* ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
 acpi_rs_dump_clock_input, /* ACPI_RESOURCE_TYPE_CLOCK_INPUT */
};

struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[] = {
 NULL,
 acpi_rs_dump_i2c_serial_bus, /* AML_RESOURCE_I2C_BUS_TYPE */
 acpi_rs_dump_spi_serial_bus, /* AML_RESOURCE_SPI_BUS_TYPE */
 acpi_rs_dump_uart_serial_bus, /* AML_RESOURCE_UART_BUS_TYPE */
 acpi_rs_dump_csi2_serial_bus, /* AML_RESOURCE_CSI2_BUS_TYPE */
};
#endif

/*
 * Base sizes for external AML resource descriptors, indexed by internal type.
 * Includes size of the descriptor header (1 byte for small descriptors,
 * 3 bytes for large descriptors)
 */
const u8 acpi_gbl_aml_resource_sizes[] = {
 sizeof(struct aml_resource_irq), /* ACPI_RESOURCE_TYPE_IRQ (optional Byte 3 always created) */
 sizeof(struct aml_resource_dma), /* ACPI_RESOURCE_TYPE_DMA */
 sizeof(struct aml_resource_start_dependent), /* ACPI_RESOURCE_TYPE_START_DEPENDENT (optional Byte 1 always created) */
 sizeof(struct aml_resource_end_dependent), /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
 sizeof(struct aml_resource_io), /* ACPI_RESOURCE_TYPE_IO */
 sizeof(struct aml_resource_fixed_io), /* ACPI_RESOURCE_TYPE_FIXED_IO */
 sizeof(struct aml_resource_vendor_small), /* ACPI_RESOURCE_TYPE_VENDOR */
 sizeof(struct aml_resource_end_tag), /* ACPI_RESOURCE_TYPE_END_TAG */
 sizeof(struct aml_resource_memory24), /* ACPI_RESOURCE_TYPE_MEMORY24 */
 sizeof(struct aml_resource_memory32), /* ACPI_RESOURCE_TYPE_MEMORY32 */
 sizeof(struct aml_resource_fixed_memory32), /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
 sizeof(struct aml_resource_address16), /* ACPI_RESOURCE_TYPE_ADDRESS16 */
 sizeof(struct aml_resource_address32), /* ACPI_RESOURCE_TYPE_ADDRESS32 */
 sizeof(struct aml_resource_address64), /* ACPI_RESOURCE_TYPE_ADDRESS64 */
 sizeof(struct aml_resource_extended_address64), /*ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
 sizeof(struct aml_resource_extended_irq), /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
 sizeof(struct aml_resource_generic_register), /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
 sizeof(struct aml_resource_gpio), /* ACPI_RESOURCE_TYPE_GPIO */
 sizeof(struct aml_resource_fixed_dma), /* ACPI_RESOURCE_TYPE_FIXED_DMA */
 sizeof(struct aml_resource_common_serialbus), /* ACPI_RESOURCE_TYPE_SERIAL_BUS */
 sizeof(struct aml_resource_pin_function), /* ACPI_RESOURCE_TYPE_PIN_FUNCTION */
 sizeof(struct aml_resource_pin_config), /* ACPI_RESOURCE_TYPE_PIN_CONFIG */
 sizeof(struct aml_resource_pin_group), /* ACPI_RESOURCE_TYPE_PIN_GROUP */
 sizeof(struct aml_resource_pin_group_function), /* ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
 sizeof(struct aml_resource_pin_group_config), /* ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
 sizeof(struct aml_resource_clock_input), /* ACPI_RESOURCE_TYPE_CLOCK_INPUT */
};

const u8 acpi_gbl_resource_struct_sizes[] = {
 /* Small descriptors */

 0,
 0,
 0,
 0,
 ACPI_RS_SIZE(struct acpi_resource_irq),
 ACPI_RS_SIZE(struct acpi_resource_dma),
 ACPI_RS_SIZE(struct acpi_resource_start_dependent),
 ACPI_RS_SIZE_MIN,
 ACPI_RS_SIZE(struct acpi_resource_io),
 ACPI_RS_SIZE(struct acpi_resource_fixed_io),
 ACPI_RS_SIZE(struct acpi_resource_fixed_dma),
 0,
 0,
 0,
 ACPI_RS_SIZE(struct acpi_resource_vendor),
 ACPI_RS_SIZE_MIN,

 /* Large descriptors */

 0,
 ACPI_RS_SIZE(struct acpi_resource_memory24),
 ACPI_RS_SIZE(struct acpi_resource_generic_register),
 0,
 ACPI_RS_SIZE(struct acpi_resource_vendor),
 ACPI_RS_SIZE(struct acpi_resource_memory32),
 ACPI_RS_SIZE(struct acpi_resource_fixed_memory32),
 ACPI_RS_SIZE(struct acpi_resource_address32),
 ACPI_RS_SIZE(struct acpi_resource_address16),
 ACPI_RS_SIZE(struct acpi_resource_extended_irq),
 ACPI_RS_SIZE(struct acpi_resource_address64),
 ACPI_RS_SIZE(struct acpi_resource_extended_address64),
 ACPI_RS_SIZE(struct acpi_resource_gpio),
 ACPI_RS_SIZE(struct acpi_resource_pin_function),
 ACPI_RS_SIZE(struct acpi_resource_common_serialbus),
 ACPI_RS_SIZE(struct acpi_resource_pin_config),
 ACPI_RS_SIZE(struct acpi_resource_pin_group),
 ACPI_RS_SIZE(struct acpi_resource_pin_group_function),
 ACPI_RS_SIZE(struct acpi_resource_pin_group_config),
 ACPI_RS_SIZE(struct acpi_resource_clock_input),
};

const u8 acpi_gbl_aml_resource_serial_bus_sizes[] = {
 0,
 sizeof(struct aml_resource_i2c_serialbus),
 sizeof(struct aml_resource_spi_serialbus),
 sizeof(struct aml_resource_uart_serialbus),
 sizeof(struct aml_resource_csi2_serialbus),
};

const u8 acpi_gbl_resource_struct_serial_bus_sizes[] = {
 0,
 ACPI_RS_SIZE(struct acpi_resource_i2c_serialbus),
 ACPI_RS_SIZE(struct acpi_resource_spi_serialbus),
 ACPI_RS_SIZE(struct acpi_resource_uart_serialbus),
 ACPI_RS_SIZE(struct acpi_resource_csi2_serialbus),
};