/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ /****************************************************************************** * * Name: acrestyp.h - Defines, types, and structures for resource descriptors * * Copyright (C) 2000 - 2023, Intel Corp. * *****************************************************************************/ #ifndef __ACRESTYP_H__ #define __ACRESTYP_H__ /* * Definitions for Resource Attributes */ typedef u16 acpi_rs_length; /* Resource Length field is fixed at 16 bits */ typedef u32 acpi_rsdesc_size; /* Max Resource Descriptor size is (Length+3) = (64K-1)+3 */ /* * Memory Attributes */ #define ACPI_READ_ONLY_MEMORY (u8) 0x00 #define ACPI_READ_WRITE_MEMORY (u8) 0x01 #define ACPI_NON_CACHEABLE_MEMORY (u8) 0x00 #define ACPI_CACHABLE_MEMORY (u8) 0x01 #define ACPI_WRITE_COMBINING_MEMORY (u8) 0x02 #define ACPI_PREFETCHABLE_MEMORY (u8) 0x03 /*! [Begin] no source code translation */ /* * IO Attributes * The ISA IO ranges are: n000-n0FFh, n400-n4FFh, n800-n8FFh, nC00-nCFFh. * The non-ISA IO ranges are: n100-n3FFh, n500-n7FFh, n900-nBFFh, nCD0-nFFFh. */ /*! [End] no source code translation !*/ #define ACPI_NON_ISA_ONLY_RANGES (u8) 0x01 #define ACPI_ISA_ONLY_RANGES (u8) 0x02 #define ACPI_ENTIRE_RANGE (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES) /* Type of translation - 1=Sparse, 0=Dense */ #define ACPI_SPARSE_TRANSLATION (u8) 0x01 /* * IO Port Descriptor Decode */ #define ACPI_DECODE_10 (u8) 0x00 /* 10-bit IO address decode */ #define ACPI_DECODE_16 (u8) 0x01 /* 16-bit IO address decode */ /* * Interrupt attributes - used in multiple descriptors */ /* Triggering */ #define ACPI_LEVEL_SENSITIVE (u8) 0x00 #define ACPI_EDGE_SENSITIVE (u8) 0x01 /* Polarity */ #define ACPI_ACTIVE_HIGH (u8) 0x00 #define ACPI_ACTIVE_LOW (u8) 0x01 #define ACPI_ACTIVE_BOTH (u8) 0x02 /* Sharing */ #define ACPI_EXCLUSIVE (u8) 0x00 #define ACPI_SHARED (u8) 0x01 /* Wake */ #define ACPI_NOT_WAKE_CAPABLE (u8) 0x00 #define ACPI_WAKE_CAPABLE (u8) 0x01 /* * DMA Attributes */ #define ACPI_COMPATIBILITY (u8) 0x00 #define ACPI_TYPE_A (u8) 0x01 #define ACPI_TYPE_B (u8) 0x02 #define ACPI_TYPE_F (u8) 0x03 #define ACPI_NOT_BUS_MASTER (u8) 0x00 #define ACPI_BUS_MASTER (u8) 0x01 #define ACPI_TRANSFER_8 (u8) 0x00 #define ACPI_TRANSFER_8_16 (u8) 0x01 #define ACPI_TRANSFER_16 (u8) 0x02 /* * Start Dependent Functions Priority definitions */ #define ACPI_GOOD_CONFIGURATION (u8) 0x00 #define ACPI_ACCEPTABLE_CONFIGURATION (u8) 0x01 #define ACPI_SUB_OPTIMAL_CONFIGURATION (u8) 0x02 /* * 16, 32 and 64-bit Address Descriptor resource types */ #define ACPI_MEMORY_RANGE (u8) 0x00 #define ACPI_IO_RANGE (u8) 0x01 #define ACPI_BUS_NUMBER_RANGE (u8) 0x02 #define ACPI_ADDRESS_NOT_FIXED (u8) 0x00 #define ACPI_ADDRESS_FIXED (u8) 0x01 #define ACPI_POS_DECODE (u8) 0x00 #define ACPI_SUB_DECODE (u8) 0x01 /* Producer/Consumer */ #define ACPI_PRODUCER (u8) 0x00 #define ACPI_CONSUMER (u8) 0x01 /* * If possible, pack the following structures to byte alignment */ #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED #pragma pack(1) #endif /* UUID data structures for use in vendor-defined resource descriptors */ struct acpi_uuid { u8 data[ACPI_UUID_LENGTH]; }; struct acpi_vendor_uuid { u8 subtype; u8 data[ACPI_UUID_LENGTH]; }; /* * Structures used to describe device resources */ struct acpi_resource_irq { u8 descriptor_length; u8 triggering; u8 polarity; u8 shareable; u8 wake_capable; u8 interrupt_count; u8 interrupts[1]; }; struct acpi_resource_dma { u8 type; u8 bus_master; u8 transfer; u8 channel_count; u8 channels[1]; }; struct acpi_resource_start_dependent { u8 descriptor_length; u8 compatibility_priority; u8 performance_robustness; }; /* * The END_DEPENDENT_FUNCTIONS_RESOURCE struct is not * needed because it has no fields */ struct acpi_resource_io { u8 io_decode; u8 alignment; u8 address_length; u16 minimum; u16 maximum; }; struct acpi_resource_fixed_io { u16 address; u8 address_length; }; struct acpi_resource_fixed_dma { u16 request_lines; u16 channels; u8 width; }; /* Values for Width field above */ #define ACPI_DMA_WIDTH8 0 #define ACPI_DMA_WIDTH16 1 #define ACPI_DMA_WIDTH32 2 #define ACPI_DMA_WIDTH64 3 #define ACPI_DMA_WIDTH128 4 #define ACPI_DMA_WIDTH256 5 struct acpi_resource_vendor { u16 byte_length; u8 byte_data[1]; }; /* Vendor resource with UUID info (introduced in ACPI 3.0) */ struct acpi_resource_vendor_typed { u16 byte_length; u8 uuid_subtype; u8 uuid[ACPI_UUID_LENGTH]; u8 byte_data[1]; }; struct acpi_resource_end_tag { u8 checksum; }; struct acpi_resource_memory24 { u8 write_protect; u16 minimum; u16 maximum; u16 alignment; u16 address_length; }; struct acpi_resource_memory32 { u8 write_protect; u32 minimum; u32 maximum; u32 alignment; u32 address_length; }; struct acpi_resource_fixed_memory32 { u8 write_protect; u32 address; u32 address_length; }; struct acpi_memory_attribute { u8 write_protect; u8 caching; u8 range_type; u8 translation; }; struct acpi_io_attribute { u8 range_type; u8 translation; u8 translation_type; u8 reserved1; }; union acpi_resource_attribute { struct acpi_memory_attribute mem; struct acpi_io_attribute io; /* Used for the *word_space macros */ u8 type_specific; }; struct acpi_resource_label { u16 string_length; char *string_ptr; }; struct acpi_resource_source { u8 index; u16 string_length; char *string_ptr; }; /* Fields common to all address descriptors, 16/32/64 bit */ #define ACPI_RESOURCE_ADDRESS_COMMON \ u8 resource_type; \ u8 producer_consumer; \ u8 decode; \ u8 min_address_fixed; \ u8 max_address_fixed; \ union acpi_resource_attribute info; struct acpi_address16_attribute { u16 granularity; u16 minimum; u16 maximum; u16 translation_offset; u16 address_length; }; struct acpi_address32_attribute { u32 granularity; u32 minimum; u32 maximum; u32 translation_offset; u32 address_length; }; struct acpi_address64_attribute { u64 granularity; u64 minimum; u64 maximum; u64 translation_offset; u64 address_length; }; struct acpi_resource_address { ACPI_RESOURCE_ADDRESS_COMMON}; struct acpi_resource_address16 { ACPI_RESOURCE_ADDRESS_COMMON struct acpi_address16_attribute address; struct acpi_resource_source resource_source; }; struct acpi_resource_address32 { ACPI_RESOURCE_ADDRESS_COMMON struct acpi_address32_attribute address; struct acpi_resource_source resource_source; }; struct acpi_resource_address64 { ACPI_RESOURCE_ADDRESS_COMMON struct acpi_address64_attribute address; struct acpi_resource_source resource_source; }; struct acpi_resource_extended_address64 { ACPI_RESOURCE_ADDRESS_COMMON u8 revision_ID; struct acpi_address64_attribute address; u64 type_specific; }; struct acpi_resource_extended_irq { u8 producer_consumer; u8 triggering; u8 polarity; u8 shareable; u8 wake_capable; u8 interrupt_count; struct acpi_resource_source resource_source; u32 interrupts[1]; }; struct acpi_resource_generic_register { u8 space_id; u8 bit_width; u8 bit_offset; u8 access_size; u64 address; }; struct acpi_resource_gpio { u8 revision_id; u8 connection_type; u8 producer_consumer; /* For values, see Producer/Consumer above */ u8 pin_config; u8 shareable; /* For values, see Interrupt Attributes above */ u8 wake_capable; /* For values, see Interrupt Attributes above */ u8 io_restriction; u8 triggering; /* For values, see Interrupt Attributes above */ u8 polarity; /* For values, see Interrupt Attributes above */ u16 drive_strength; u16 debounce_timeout; u16 pin_table_length; u16 vendor_length; struct acpi_resource_source resource_source; u16 *pin_table; u8 *vendor_data; }; /* Values for GPIO connection_type field above */ #define ACPI_RESOURCE_GPIO_TYPE_INT 0 #define ACPI_RESOURCE_GPIO_TYPE_IO 1 /* Values for pin_config field above */ #define ACPI_PIN_CONFIG_DEFAULT 0 #define ACPI_PIN_CONFIG_PULLUP 1 #define ACPI_PIN_CONFIG_PULLDOWN 2 #define ACPI_PIN_CONFIG_NOPULL 3 /* Values for io_restriction field above */ #define ACPI_IO_RESTRICT_NONE 0 #define ACPI_IO_RESTRICT_INPUT 1 #define ACPI_IO_RESTRICT_OUTPUT 2 #define ACPI_IO_RESTRICT_NONE_PRESERVE 3 /* Common structure for I2C, SPI, UART, CSI2 serial descriptors */ #define ACPI_RESOURCE_SERIAL_COMMON \ u8 revision_id; \ u8 type; \ u8 producer_consumer; /* For values, see Producer/Consumer above */\ u8 slave_mode; \ u8 connection_sharing; \ u8 type_revision_id; \ u16 type_data_length; \ u16 vendor_length; \ struct acpi_resource_source resource_source; \ u8 *vendor_data; struct acpi_resource_common_serialbus { ACPI_RESOURCE_SERIAL_COMMON}; /* Values for the Type field above */ #define ACPI_RESOURCE_SERIAL_TYPE_I2C 1 #define ACPI_RESOURCE_SERIAL_TYPE_SPI 2 #define ACPI_RESOURCE_SERIAL_TYPE_UART 3 #define ACPI_RESOURCE_SERIAL_TYPE_CSI2 4 /* Values for slave_mode field above */ #define ACPI_CONTROLLER_INITIATED 0 #define ACPI_DEVICE_INITIATED 1 struct acpi_resource_i2c_serialbus { ACPI_RESOURCE_SERIAL_COMMON u8 access_mode; u16 slave_address; u32 connection_speed; }; /* Values for access_mode field above */ #define ACPI_I2C_7BIT_MODE 0 #define ACPI_I2C_10BIT_MODE 1 struct acpi_resource_spi_serialbus { ACPI_RESOURCE_SERIAL_COMMON u8 wire_mode; u8 device_polarity; u8 data_bit_length; u8 clock_phase; u8 clock_polarity; u16 device_selection; u32 connection_speed; }; /* Values for wire_mode field above */ #define ACPI_SPI_4WIRE_MODE 0 #define ACPI_SPI_3WIRE_MODE 1 /* Values for device_polarity field above */ #define ACPI_SPI_ACTIVE_LOW 0 #define ACPI_SPI_ACTIVE_HIGH 1 /* Values for clock_phase field above */ #define ACPI_SPI_FIRST_PHASE 0 #define ACPI_SPI_SECOND_PHASE 1 /* Values for clock_polarity field above */ #define ACPI_SPI_START_LOW 0 #define ACPI_SPI_START_HIGH 1 struct acpi_resource_uart_serialbus { ACPI_RESOURCE_SERIAL_COMMON u8 endian; u8 data_bits; u8 stop_bits; u8 flow_control; u8 parity; u8 lines_enabled; u16 rx_fifo_size; u16 tx_fifo_size; u32 default_baud_rate; }; /* Values for Endian field above */ #define ACPI_UART_LITTLE_ENDIAN 0 #define ACPI_UART_BIG_ENDIAN 1 /* Values for data_bits field above */ #define ACPI_UART_5_DATA_BITS 0 #define ACPI_UART_6_DATA_BITS 1 #define ACPI_UART_7_DATA_BITS 2 #define ACPI_UART_8_DATA_BITS 3 #define ACPI_UART_9_DATA_BITS 4 /* Values for stop_bits field above */ #define ACPI_UART_NO_STOP_BITS 0 #define ACPI_UART_1_STOP_BIT 1 #define ACPI_UART_1P5_STOP_BITS 2 #define ACPI_UART_2_STOP_BITS 3 /* Values for flow_control field above */ #define ACPI_UART_FLOW_CONTROL_NONE 0 #define ACPI_UART_FLOW_CONTROL_HW 1 #define ACPI_UART_FLOW_CONTROL_XON_XOFF 2 /* Values for Parity field above */ #define ACPI_UART_PARITY_NONE 0 #define ACPI_UART_PARITY_EVEN 1 #define ACPI_UART_PARITY_ODD 2 #define ACPI_UART_PARITY_MARK 3 #define ACPI_UART_PARITY_SPACE 4 /* Values for lines_enabled bitfield above */ #define ACPI_UART_CARRIER_DETECT (1<<2) #define ACPI_UART_RING_INDICATOR (1<<3) #define ACPI_UART_DATA_SET_READY (1<<4) #define ACPI_UART_DATA_TERMINAL_READY (1<<5) #define ACPI_UART_CLEAR_TO_SEND (1<<6) #define ACPI_UART_REQUEST_TO_SEND (1<<7) struct acpi_resource_csi2_serialbus { ACPI_RESOURCE_SERIAL_COMMON u8 local_port_instance; u8 phy_type; }; struct acpi_resource_pin_function { u8 revision_id; u8 pin_config; u8 shareable; /* For values, see Interrupt Attributes above */ u16 function_number; u16 pin_table_length; u16 vendor_length; struct acpi_resource_source resource_source; u16 *pin_table; u8 *vendor_data; }; struct acpi_resource_pin_config { u8 revision_id; u8 producer_consumer; /* For values, see Producer/Consumer above */ u8 shareable; /* For values, see Interrupt Attributes above */ u8 pin_config_type; u32 pin_config_value; u16 pin_table_length; u16 vendor_length; struct acpi_resource_source resource_source; u16 *pin_table; u8 *vendor_data; }; /* Values for pin_config_type field above */ #define ACPI_PIN_CONFIG_DEFAULT 0 #define ACPI_PIN_CONFIG_BIAS_PULL_UP 1 #define ACPI_PIN_CONFIG_BIAS_PULL_DOWN 2 #define ACPI_PIN_CONFIG_BIAS_DEFAULT 3 #define ACPI_PIN_CONFIG_BIAS_DISABLE 4 #define ACPI_PIN_CONFIG_BIAS_HIGH_IMPEDANCE 5 #define ACPI_PIN_CONFIG_BIAS_BUS_HOLD 6 #define ACPI_PIN_CONFIG_DRIVE_OPEN_DRAIN 7 #define ACPI_PIN_CONFIG_DRIVE_OPEN_SOURCE 8 #define ACPI_PIN_CONFIG_DRIVE_PUSH_PULL 9 #define ACPI_PIN_CONFIG_DRIVE_STRENGTH 10 #define ACPI_PIN_CONFIG_SLEW_RATE 11 #define ACPI_PIN_CONFIG_INPUT_DEBOUNCE 12 #define ACPI_PIN_CONFIG_INPUT_SCHMITT_TRIGGER 13 struct acpi_resource_pin_group { u8 revision_id; u8 producer_consumer; /* For values, see Producer/Consumer above */ u16 pin_table_length; u16 vendor_length; u16 *pin_table; struct acpi_resource_label resource_label; u8 *vendor_data; }; struct acpi_resource_pin_group_function { u8 revision_id; u8 producer_consumer; /* For values, see Producer/Consumer above */ u8 shareable; /* For values, see Interrupt Attributes above */ u16 function_number; u16 vendor_length; struct acpi_resource_source resource_source; struct acpi_resource_label resource_source_label; u8 *vendor_data; }; struct acpi_resource_pin_group_config { u8 revision_id; u8 producer_consumer; /* For values, see Producer/Consumer above */ u8 shareable; /* For values, see Interrupt Attributes above */ u8 pin_config_type; /* For values, see pin_config_type above */ u32 pin_config_value; u16 vendor_length; struct acpi_resource_source resource_source; struct acpi_resource_label resource_source_label; u8 *vendor_data; }; /* ACPI_RESOURCE_TYPEs */ #define ACPI_RESOURCE_TYPE_IRQ 0 #define ACPI_RESOURCE_TYPE_DMA 1 #define ACPI_RESOURCE_TYPE_START_DEPENDENT 2 #define ACPI_RESOURCE_TYPE_END_DEPENDENT 3 #define ACPI_RESOURCE_TYPE_IO 4 #define ACPI_RESOURCE_TYPE_FIXED_IO 5 #define ACPI_RESOURCE_TYPE_VENDOR 6 #define ACPI_RESOURCE_TYPE_END_TAG 7 #define ACPI_RESOURCE_TYPE_MEMORY24 8 #define ACPI_RESOURCE_TYPE_MEMORY32 9 #define ACPI_RESOURCE_TYPE_FIXED_MEMORY32 10 #define ACPI_RESOURCE_TYPE_ADDRESS16 11 #define ACPI_RESOURCE_TYPE_ADDRESS32 12 #define ACPI_RESOURCE_TYPE_ADDRESS64 13 #define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 14 /* ACPI 3.0 */ #define ACPI_RESOURCE_TYPE_EXTENDED_IRQ 15 #define ACPI_RESOURCE_TYPE_GENERIC_REGISTER 16 #define ACPI_RESOURCE_TYPE_GPIO 17 /* ACPI 5.0 */ #define ACPI_RESOURCE_TYPE_FIXED_DMA 18 /* ACPI 5.0 */ #define ACPI_RESOURCE_TYPE_SERIAL_BUS 19 /* ACPI 5.0 */ #define ACPI_RESOURCE_TYPE_PIN_FUNCTION 20 /* ACPI 6.2 */ #define ACPI_RESOURCE_TYPE_PIN_CONFIG 21 /* ACPI 6.2 */ #define ACPI_RESOURCE_TYPE_PIN_GROUP 22 /* ACPI 6.2 */ #define ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION 23 /* ACPI 6.2 */ #define ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG 24 /* ACPI 6.2 */ #define ACPI_RESOURCE_TYPE_MAX 24 /* Master union for resource descriptors */ union acpi_resource_data { struct acpi_resource_irq irq; struct acpi_resource_dma dma; struct acpi_resource_start_dependent start_dpf; struct acpi_resource_io io; struct acpi_resource_fixed_io fixed_io; struct acpi_resource_fixed_dma fixed_dma; struct acpi_resource_vendor vendor; struct acpi_resource_vendor_typed vendor_typed; struct acpi_resource_end_tag end_tag; struct acpi_resource_memory24 memory24; struct acpi_resource_memory32 memory32; struct acpi_resource_fixed_memory32 fixed_memory32; struct acpi_resource_address16 address16; struct acpi_resource_address32 address32; struct acpi_resource_address64 address64; struct acpi_resource_extended_address64 ext_address64; struct acpi_resource_extended_irq extended_irq; struct acpi_resource_generic_register generic_reg; struct acpi_resource_gpio gpio; struct acpi_resource_i2c_serialbus i2c_serial_bus; struct acpi_resource_spi_serialbus spi_serial_bus; struct acpi_resource_uart_serialbus uart_serial_bus; struct acpi_resource_csi2_serialbus csi2_serial_bus; struct acpi_resource_common_serialbus common_serial_bus; struct acpi_resource_pin_function pin_function; struct acpi_resource_pin_config pin_config; struct acpi_resource_pin_group pin_group; struct acpi_resource_pin_group_function pin_group_function; struct acpi_resource_pin_group_config pin_group_config; /* Common fields */ struct acpi_resource_address address; /* Common 16/32/64 address fields */ }; /* Common resource header */ struct acpi_resource { u32 type; u32 length; union acpi_resource_data data; }; /* restore default alignment */ #pragma pack() #define ACPI_RS_SIZE_NO_DATA 8 /* Id + Length fields */ #define ACPI_RS_SIZE_MIN (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12) #define ACPI_RS_SIZE(type) (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type)) /* Macro for walking resource templates with multiple descriptors */ #define ACPI_NEXT_RESOURCE(res) \ ACPI_ADD_PTR (struct acpi_resource, (res), (res)->length) struct acpi_pci_routing_table { u32 length; u32 pin; u64 address; /* here for 64-bit alignment */ u32 source_index; char source[4]; /* pad to 64 bits so sizeof() works in all cases */ }; #endif /* __ACRESTYP_H__ */