xref: /linux/drivers/acpi/acpica/rsinfo.c (revision 8137a49e1567726eb10fcf55ad141ac19804ca6b)
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, UART, and CSI2 */
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 	acpi_rs_convert_csi2_serial_bus
107 };
108 
109 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUGGER)
110 
111 /* Dispatch table for resource dump functions */
112 
113 struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[] = {
114 	acpi_rs_dump_irq,	/* ACPI_RESOURCE_TYPE_IRQ */
115 	acpi_rs_dump_dma,	/* ACPI_RESOURCE_TYPE_DMA */
116 	acpi_rs_dump_start_dpf,	/* ACPI_RESOURCE_TYPE_START_DEPENDENT */
117 	acpi_rs_dump_end_dpf,	/* ACPI_RESOURCE_TYPE_END_DEPENDENT */
118 	acpi_rs_dump_io,	/* ACPI_RESOURCE_TYPE_IO */
119 	acpi_rs_dump_fixed_io,	/* ACPI_RESOURCE_TYPE_FIXED_IO */
120 	acpi_rs_dump_vendor,	/* ACPI_RESOURCE_TYPE_VENDOR */
121 	acpi_rs_dump_end_tag,	/* ACPI_RESOURCE_TYPE_END_TAG */
122 	acpi_rs_dump_memory24,	/* ACPI_RESOURCE_TYPE_MEMORY24 */
123 	acpi_rs_dump_memory32,	/* ACPI_RESOURCE_TYPE_MEMORY32 */
124 	acpi_rs_dump_fixed_memory32,	/* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
125 	acpi_rs_dump_address16,	/* ACPI_RESOURCE_TYPE_ADDRESS16 */
126 	acpi_rs_dump_address32,	/* ACPI_RESOURCE_TYPE_ADDRESS32 */
127 	acpi_rs_dump_address64,	/* ACPI_RESOURCE_TYPE_ADDRESS64 */
128 	acpi_rs_dump_ext_address64,	/* ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
129 	acpi_rs_dump_ext_irq,	/* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
130 	acpi_rs_dump_generic_reg,	/* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
131 	acpi_rs_dump_gpio,	/* ACPI_RESOURCE_TYPE_GPIO */
132 	acpi_rs_dump_fixed_dma,	/* ACPI_RESOURCE_TYPE_FIXED_DMA */
133 	NULL,			/* ACPI_RESOURCE_TYPE_SERIAL_BUS */
134 	acpi_rs_dump_pin_function,	/* ACPI_RESOURCE_TYPE_PIN_FUNCTION */
135 	acpi_rs_dump_pin_config,	/* ACPI_RESOURCE_TYPE_PIN_CONFIG */
136 	acpi_rs_dump_pin_group,	/* ACPI_RESOURCE_TYPE_PIN_GROUP */
137 	acpi_rs_dump_pin_group_function,	/* ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
138 	acpi_rs_dump_pin_group_config,	/* ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
139 };
140 
141 struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[] = {
142 	NULL,
143 	acpi_rs_dump_i2c_serial_bus,	/* AML_RESOURCE_I2C_BUS_TYPE */
144 	acpi_rs_dump_spi_serial_bus,	/* AML_RESOURCE_SPI_BUS_TYPE */
145 	acpi_rs_dump_uart_serial_bus,	/* AML_RESOURCE_UART_BUS_TYPE */
146 	acpi_rs_dump_csi2_serial_bus,	/* AML_RESOURCE_CSI2_BUS_TYPE */
147 };
148 #endif
149 
150 /*
151  * Base sizes for external AML resource descriptors, indexed by internal type.
152  * Includes size of the descriptor header (1 byte for small descriptors,
153  * 3 bytes for large descriptors)
154  */
155 const u8 acpi_gbl_aml_resource_sizes[] = {
156 	sizeof(struct aml_resource_irq),	/* ACPI_RESOURCE_TYPE_IRQ (optional Byte 3 always created) */
157 	sizeof(struct aml_resource_dma),	/* ACPI_RESOURCE_TYPE_DMA */
158 	sizeof(struct aml_resource_start_dependent),	/* ACPI_RESOURCE_TYPE_START_DEPENDENT (optional Byte 1 always created) */
159 	sizeof(struct aml_resource_end_dependent),	/* ACPI_RESOURCE_TYPE_END_DEPENDENT */
160 	sizeof(struct aml_resource_io),	/* ACPI_RESOURCE_TYPE_IO */
161 	sizeof(struct aml_resource_fixed_io),	/* ACPI_RESOURCE_TYPE_FIXED_IO */
162 	sizeof(struct aml_resource_vendor_small),	/* ACPI_RESOURCE_TYPE_VENDOR */
163 	sizeof(struct aml_resource_end_tag),	/* ACPI_RESOURCE_TYPE_END_TAG */
164 	sizeof(struct aml_resource_memory24),	/* ACPI_RESOURCE_TYPE_MEMORY24 */
165 	sizeof(struct aml_resource_memory32),	/* ACPI_RESOURCE_TYPE_MEMORY32 */
166 	sizeof(struct aml_resource_fixed_memory32),	/* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
167 	sizeof(struct aml_resource_address16),	/* ACPI_RESOURCE_TYPE_ADDRESS16 */
168 	sizeof(struct aml_resource_address32),	/* ACPI_RESOURCE_TYPE_ADDRESS32 */
169 	sizeof(struct aml_resource_address64),	/* ACPI_RESOURCE_TYPE_ADDRESS64 */
170 	sizeof(struct aml_resource_extended_address64),	/*ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
171 	sizeof(struct aml_resource_extended_irq),	/* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
172 	sizeof(struct aml_resource_generic_register),	/* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
173 	sizeof(struct aml_resource_gpio),	/* ACPI_RESOURCE_TYPE_GPIO */
174 	sizeof(struct aml_resource_fixed_dma),	/* ACPI_RESOURCE_TYPE_FIXED_DMA */
175 	sizeof(struct aml_resource_common_serialbus),	/* ACPI_RESOURCE_TYPE_SERIAL_BUS */
176 	sizeof(struct aml_resource_pin_function),	/* ACPI_RESOURCE_TYPE_PIN_FUNCTION */
177 	sizeof(struct aml_resource_pin_config),	/* ACPI_RESOURCE_TYPE_PIN_CONFIG */
178 	sizeof(struct aml_resource_pin_group),	/* ACPI_RESOURCE_TYPE_PIN_GROUP */
179 	sizeof(struct aml_resource_pin_group_function),	/* ACPI_RESOURCE_TYPE_PIN_GROUP_FUNCTION */
180 	sizeof(struct aml_resource_pin_group_config),	/* ACPI_RESOURCE_TYPE_PIN_GROUP_CONFIG */
181 };
182 
183 const u8 acpi_gbl_resource_struct_sizes[] = {
184 	/* Small descriptors */
185 
186 	0,
187 	0,
188 	0,
189 	0,
190 	ACPI_RS_SIZE(struct acpi_resource_irq),
191 	ACPI_RS_SIZE(struct acpi_resource_dma),
192 	ACPI_RS_SIZE(struct acpi_resource_start_dependent),
193 	ACPI_RS_SIZE_MIN,
194 	ACPI_RS_SIZE(struct acpi_resource_io),
195 	ACPI_RS_SIZE(struct acpi_resource_fixed_io),
196 	ACPI_RS_SIZE(struct acpi_resource_fixed_dma),
197 	0,
198 	0,
199 	0,
200 	ACPI_RS_SIZE(struct acpi_resource_vendor),
201 	ACPI_RS_SIZE_MIN,
202 
203 	/* Large descriptors */
204 
205 	0,
206 	ACPI_RS_SIZE(struct acpi_resource_memory24),
207 	ACPI_RS_SIZE(struct acpi_resource_generic_register),
208 	0,
209 	ACPI_RS_SIZE(struct acpi_resource_vendor),
210 	ACPI_RS_SIZE(struct acpi_resource_memory32),
211 	ACPI_RS_SIZE(struct acpi_resource_fixed_memory32),
212 	ACPI_RS_SIZE(struct acpi_resource_address32),
213 	ACPI_RS_SIZE(struct acpi_resource_address16),
214 	ACPI_RS_SIZE(struct acpi_resource_extended_irq),
215 	ACPI_RS_SIZE(struct acpi_resource_address64),
216 	ACPI_RS_SIZE(struct acpi_resource_extended_address64),
217 	ACPI_RS_SIZE(struct acpi_resource_gpio),
218 	ACPI_RS_SIZE(struct acpi_resource_pin_function),
219 	ACPI_RS_SIZE(struct acpi_resource_common_serialbus),
220 	ACPI_RS_SIZE(struct acpi_resource_pin_config),
221 	ACPI_RS_SIZE(struct acpi_resource_pin_group),
222 	ACPI_RS_SIZE(struct acpi_resource_pin_group_function),
223 	ACPI_RS_SIZE(struct acpi_resource_pin_group_config),
224 };
225 
226 const u8 acpi_gbl_aml_resource_serial_bus_sizes[] = {
227 	0,
228 	sizeof(struct aml_resource_i2c_serialbus),
229 	sizeof(struct aml_resource_spi_serialbus),
230 	sizeof(struct aml_resource_uart_serialbus),
231 	sizeof(struct aml_resource_csi2_serialbus),
232 };
233 
234 const u8 acpi_gbl_resource_struct_serial_bus_sizes[] = {
235 	0,
236 	ACPI_RS_SIZE(struct acpi_resource_i2c_serialbus),
237 	ACPI_RS_SIZE(struct acpi_resource_spi_serialbus),
238 	ACPI_RS_SIZE(struct acpi_resource_uart_serialbus),
239 	ACPI_RS_SIZE(struct acpi_resource_csi2_serialbus),
240 };
241