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1
2/******************************************************************************
3 *
4 * Module Name: amlresrc.h - AML resource descriptors
5 *
6 *****************************************************************************/
7
8/*
9 * Copyright (C) 2000 - 2011, Intel Corp.
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions, and the following disclaimer,
17 * without modification.
18 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
19 * substantially similar to the "NO WARRANTY" disclaimer below
20 * ("Disclaimer") and any redistribution must be conditioned upon
21 * including a substantially similar Disclaimer requirement for further
22 * binary redistribution.
23 * 3. Neither the names of the above-listed copyright holders nor the names
24 * of any contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
26 *
27 * Alternatively, this software may be distributed under the terms of the
28 * GNU General Public License ("GPL") version 2 as published by the Free
29 * Software Foundation.
30 *
31 * NO WARRANTY
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
41 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
42 * POSSIBILITY OF SUCH DAMAGES.
43 */
44
45/* acpisrc:struct_defs -- for acpisrc conversion */
46
47#ifndef __AMLRESRC_H
48#define __AMLRESRC_H
49
50/*
51 * Resource descriptor tags, as defined in the ACPI specification.
52 * Used to symbolically reference fields within a descriptor.
53 */
54#define ACPI_RESTAG_ADDRESS "_ADR"
55#define ACPI_RESTAG_ALIGNMENT "_ALN"
56#define ACPI_RESTAG_ADDRESSSPACE "_ASI"
57#define ACPI_RESTAG_ACCESSSIZE "_ASZ"
58#define ACPI_RESTAG_TYPESPECIFICATTRIBUTES "_ATT"
59#define ACPI_RESTAG_BASEADDRESS "_BAS"
60#define ACPI_RESTAG_BUSMASTER "_BM_" /* Master(1), Slave(0) */
61#define ACPI_RESTAG_DECODE "_DEC"
62#define ACPI_RESTAG_DMA "_DMA"
63#define ACPI_RESTAG_DMATYPE "_TYP" /* Compatible(0), A(1), B(2), F(3) */
64#define ACPI_RESTAG_GRANULARITY "_GRA"
65#define ACPI_RESTAG_INTERRUPT "_INT"
66#define ACPI_RESTAG_INTERRUPTLEVEL "_LL_" /* active_lo(1), active_hi(0) */
67#define ACPI_RESTAG_INTERRUPTSHARE "_SHR" /* Shareable(1), no_share(0) */
68#define ACPI_RESTAG_INTERRUPTTYPE "_HE_" /* Edge(1), Level(0) */
69#define ACPI_RESTAG_LENGTH "_LEN"
70#define ACPI_RESTAG_MEMATTRIBUTES "_MTP" /* Memory(0), Reserved(1), ACPI(2), NVS(3) */
71#define ACPI_RESTAG_MEMTYPE "_MEM" /* non_cache(0), Cacheable(1) Cache+combine(2), Cache+prefetch(3) */
72#define ACPI_RESTAG_MAXADDR "_MAX"
73#define ACPI_RESTAG_MINADDR "_MIN"
74#define ACPI_RESTAG_MAXTYPE "_MAF"
75#define ACPI_RESTAG_MINTYPE "_MIF"
76#define ACPI_RESTAG_REGISTERBITOFFSET "_RBO"
77#define ACPI_RESTAG_REGISTERBITWIDTH "_RBW"
78#define ACPI_RESTAG_RANGETYPE "_RNG"
79#define ACPI_RESTAG_READWRITETYPE "_RW_" /* read_only(0), Writeable (1) */
80#define ACPI_RESTAG_TRANSLATION "_TRA"
81#define ACPI_RESTAG_TRANSTYPE "_TRS" /* Sparse(1), Dense(0) */
82#define ACPI_RESTAG_TYPE "_TTP" /* Translation(1), Static (0) */
83#define ACPI_RESTAG_XFERTYPE "_SIZ" /* 8(0), 8_and16(1), 16(2) */
84
85/* Default sizes for "small" resource descriptors */
86
87#define ASL_RDESC_IRQ_SIZE 0x02
88#define ASL_RDESC_DMA_SIZE 0x02
89#define ASL_RDESC_ST_DEPEND_SIZE 0x00
90#define ASL_RDESC_END_DEPEND_SIZE 0x00
91#define ASL_RDESC_IO_SIZE 0x07
92#define ASL_RDESC_FIXED_IO_SIZE 0x03
93#define ASL_RDESC_END_TAG_SIZE 0x01
94
95struct asl_resource_node {
96 u32 buffer_length;
97 void *buffer;
98 struct asl_resource_node *next;
99};
100
101/* Macros used to generate AML resource length fields */
102
103#define ACPI_AML_SIZE_LARGE(r) (sizeof (r) - sizeof (struct aml_resource_large_header))
104#define ACPI_AML_SIZE_SMALL(r) (sizeof (r) - sizeof (struct aml_resource_small_header))
105
106/*
107 * Resource descriptors defined in the ACPI specification.
108 *
109 * Packing/alignment must be BYTE because these descriptors
110 * are used to overlay the raw AML byte stream.
111 */
112#pragma pack(1)
113
114/*
115 * SMALL descriptors
116 */
117#define AML_RESOURCE_SMALL_HEADER_COMMON \
118 u8 descriptor_type;
119
120struct aml_resource_small_header {
121AML_RESOURCE_SMALL_HEADER_COMMON};
122
123struct aml_resource_irq {
124 AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
125 u8 flags;
126};
127
128struct aml_resource_irq_noflags {
129 AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
130};
131
132struct aml_resource_dma {
133 AML_RESOURCE_SMALL_HEADER_COMMON u8 dma_channel_mask;
134 u8 flags;
135};
136
137struct aml_resource_start_dependent {
138 AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
139};
140
141struct aml_resource_start_dependent_noprio {
142AML_RESOURCE_SMALL_HEADER_COMMON};
143
144struct aml_resource_end_dependent {
145AML_RESOURCE_SMALL_HEADER_COMMON};
146
147struct aml_resource_io {
148 AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
149 u16 minimum;
150 u16 maximum;
151 u8 alignment;
152 u8 address_length;
153};
154
155struct aml_resource_fixed_io {
156 AML_RESOURCE_SMALL_HEADER_COMMON u16 address;
157 u8 address_length;
158};
159
160struct aml_resource_vendor_small {
161AML_RESOURCE_SMALL_HEADER_COMMON};
162
163struct aml_resource_end_tag {
164 AML_RESOURCE_SMALL_HEADER_COMMON u8 checksum;
165};
166
167/*
168 * LARGE descriptors
169 */
170#define AML_RESOURCE_LARGE_HEADER_COMMON \
171 u8 descriptor_type;\
172 u16 resource_length;
173
174struct aml_resource_large_header {
175AML_RESOURCE_LARGE_HEADER_COMMON};
176
177struct aml_resource_memory24 {
178 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
179 u16 minimum;
180 u16 maximum;
181 u16 alignment;
182 u16 address_length;
183};
184
185struct aml_resource_vendor_large {
186AML_RESOURCE_LARGE_HEADER_COMMON};
187
188struct aml_resource_memory32 {
189 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
190 u32 minimum;
191 u32 maximum;
192 u32 alignment;
193 u32 address_length;
194};
195
196struct aml_resource_fixed_memory32 {
197 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
198 u32 address;
199 u32 address_length;
200};
201
202#define AML_RESOURCE_ADDRESS_COMMON \
203 u8 resource_type; \
204 u8 flags; \
205 u8 specific_flags;
206
207struct aml_resource_address {
208AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_ADDRESS_COMMON};
209
210struct aml_resource_extended_address64 {
211 AML_RESOURCE_LARGE_HEADER_COMMON
212 AML_RESOURCE_ADDRESS_COMMON u8 revision_iD;
213 u8 reserved;
214 u64 granularity;
215 u64 minimum;
216 u64 maximum;
217 u64 translation_offset;
218 u64 address_length;
219 u64 type_specific;
220};
221
222#define AML_RESOURCE_EXTENDED_ADDRESS_REVISION 1 /* ACPI 3.0 */
223
224struct aml_resource_address64 {
225 AML_RESOURCE_LARGE_HEADER_COMMON
226 AML_RESOURCE_ADDRESS_COMMON u64 granularity;
227 u64 minimum;
228 u64 maximum;
229 u64 translation_offset;
230 u64 address_length;
231};
232
233struct aml_resource_address32 {
234 AML_RESOURCE_LARGE_HEADER_COMMON
235 AML_RESOURCE_ADDRESS_COMMON u32 granularity;
236 u32 minimum;
237 u32 maximum;
238 u32 translation_offset;
239 u32 address_length;
240};
241
242struct aml_resource_address16 {
243 AML_RESOURCE_LARGE_HEADER_COMMON
244 AML_RESOURCE_ADDRESS_COMMON u16 granularity;
245 u16 minimum;
246 u16 maximum;
247 u16 translation_offset;
248 u16 address_length;
249};
250
251struct aml_resource_extended_irq {
252 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
253 u8 interrupt_count;
254 u32 interrupts[1];
255 /* res_source_index, res_source optional fields follow */
256};
257
258struct aml_resource_generic_register {
259 AML_RESOURCE_LARGE_HEADER_COMMON u8 address_space_id;
260 u8 bit_width;
261 u8 bit_offset;
262 u8 access_size; /* ACPI 3.0, was previously Reserved */
263 u64 address;
264};
265
266/* restore default alignment */
267
268#pragma pack()
269
270/* Union of all resource descriptors, so we can allocate the worst case */
271
272union aml_resource {
273 /* Descriptor headers */
274
275 u8 descriptor_type;
276 struct aml_resource_small_header small_header;
277 struct aml_resource_large_header large_header;
278
279 /* Small resource descriptors */
280
281 struct aml_resource_irq irq;
282 struct aml_resource_dma dma;
283 struct aml_resource_start_dependent start_dpf;
284 struct aml_resource_end_dependent end_dpf;
285 struct aml_resource_io io;
286 struct aml_resource_fixed_io fixed_io;
287 struct aml_resource_vendor_small vendor_small;
288 struct aml_resource_end_tag end_tag;
289
290 /* Large resource descriptors */
291
292 struct aml_resource_memory24 memory24;
293 struct aml_resource_generic_register generic_reg;
294 struct aml_resource_vendor_large vendor_large;
295 struct aml_resource_memory32 memory32;
296 struct aml_resource_fixed_memory32 fixed_memory32;
297 struct aml_resource_address16 address16;
298 struct aml_resource_address32 address32;
299 struct aml_resource_address64 address64;
300 struct aml_resource_extended_address64 ext_address64;
301 struct aml_resource_extended_irq extended_irq;
302
303 /* Utility overlays */
304
305 struct aml_resource_address address;
306 u32 dword_item;
307 u16 word_item;
308 u8 byte_item;
309};
310
311#endif
1
2/******************************************************************************
3 *
4 * Module Name: amlresrc.h - AML resource descriptors
5 *
6 *****************************************************************************/
7
8/*
9 * Copyright (C) 2000 - 2012, Intel Corp.
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions, and the following disclaimer,
17 * without modification.
18 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
19 * substantially similar to the "NO WARRANTY" disclaimer below
20 * ("Disclaimer") and any redistribution must be conditioned upon
21 * including a substantially similar Disclaimer requirement for further
22 * binary redistribution.
23 * 3. Neither the names of the above-listed copyright holders nor the names
24 * of any contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
26 *
27 * Alternatively, this software may be distributed under the terms of the
28 * GNU General Public License ("GPL") version 2 as published by the Free
29 * Software Foundation.
30 *
31 * NO WARRANTY
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
41 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
42 * POSSIBILITY OF SUCH DAMAGES.
43 */
44
45/* acpisrc:struct_defs -- for acpisrc conversion */
46
47#ifndef __AMLRESRC_H
48#define __AMLRESRC_H
49
50/*
51 * Resource descriptor tags, as defined in the ACPI specification.
52 * Used to symbolically reference fields within a descriptor.
53 */
54#define ACPI_RESTAG_ADDRESS "_ADR"
55#define ACPI_RESTAG_ALIGNMENT "_ALN"
56#define ACPI_RESTAG_ADDRESSSPACE "_ASI"
57#define ACPI_RESTAG_ACCESSSIZE "_ASZ"
58#define ACPI_RESTAG_TYPESPECIFICATTRIBUTES "_ATT"
59#define ACPI_RESTAG_BASEADDRESS "_BAS"
60#define ACPI_RESTAG_BUSMASTER "_BM_" /* Master(1), Slave(0) */
61#define ACPI_RESTAG_DEBOUNCETIME "_DBT"
62#define ACPI_RESTAG_DECODE "_DEC"
63#define ACPI_RESTAG_DEVICEPOLARITY "_DPL"
64#define ACPI_RESTAG_DMA "_DMA"
65#define ACPI_RESTAG_DMATYPE "_TYP" /* Compatible(0), A(1), B(2), F(3) */
66#define ACPI_RESTAG_DRIVESTRENGTH "_DRS"
67#define ACPI_RESTAG_ENDIANNESS "_END"
68#define ACPI_RESTAG_FLOWCONTROL "_FLC"
69#define ACPI_RESTAG_GRANULARITY "_GRA"
70#define ACPI_RESTAG_INTERRUPT "_INT"
71#define ACPI_RESTAG_INTERRUPTLEVEL "_LL_" /* active_lo(1), active_hi(0) */
72#define ACPI_RESTAG_INTERRUPTSHARE "_SHR" /* Shareable(1), no_share(0) */
73#define ACPI_RESTAG_INTERRUPTTYPE "_HE_" /* Edge(1), Level(0) */
74#define ACPI_RESTAG_IORESTRICTION "_IOR"
75#define ACPI_RESTAG_LENGTH "_LEN"
76#define ACPI_RESTAG_LINE "_LIN"
77#define ACPI_RESTAG_MEMATTRIBUTES "_MTP" /* Memory(0), Reserved(1), ACPI(2), NVS(3) */
78#define ACPI_RESTAG_MEMTYPE "_MEM" /* non_cache(0), Cacheable(1) Cache+combine(2), Cache+prefetch(3) */
79#define ACPI_RESTAG_MAXADDR "_MAX"
80#define ACPI_RESTAG_MINADDR "_MIN"
81#define ACPI_RESTAG_MAXTYPE "_MAF"
82#define ACPI_RESTAG_MINTYPE "_MIF"
83#define ACPI_RESTAG_MODE "_MOD"
84#define ACPI_RESTAG_PARITY "_PAR"
85#define ACPI_RESTAG_PHASE "_PHA"
86#define ACPI_RESTAG_PIN "_PIN"
87#define ACPI_RESTAG_PINCONFIG "_PPI"
88#define ACPI_RESTAG_POLARITY "_POL"
89#define ACPI_RESTAG_REGISTERBITOFFSET "_RBO"
90#define ACPI_RESTAG_REGISTERBITWIDTH "_RBW"
91#define ACPI_RESTAG_RANGETYPE "_RNG"
92#define ACPI_RESTAG_READWRITETYPE "_RW_" /* read_only(0), Writeable (1) */
93#define ACPI_RESTAG_LENGTH_RX "_RXL"
94#define ACPI_RESTAG_LENGTH_TX "_TXL"
95#define ACPI_RESTAG_SLAVEMODE "_SLV"
96#define ACPI_RESTAG_SPEED "_SPE"
97#define ACPI_RESTAG_STOPBITS "_STB"
98#define ACPI_RESTAG_TRANSLATION "_TRA"
99#define ACPI_RESTAG_TRANSTYPE "_TRS" /* Sparse(1), Dense(0) */
100#define ACPI_RESTAG_TYPE "_TTP" /* Translation(1), Static (0) */
101#define ACPI_RESTAG_XFERTYPE "_SIZ" /* 8(0), 8_and16(1), 16(2) */
102#define ACPI_RESTAG_VENDORDATA "_VEN"
103
104/* Default sizes for "small" resource descriptors */
105
106#define ASL_RDESC_IRQ_SIZE 0x02
107#define ASL_RDESC_DMA_SIZE 0x02
108#define ASL_RDESC_ST_DEPEND_SIZE 0x00
109#define ASL_RDESC_END_DEPEND_SIZE 0x00
110#define ASL_RDESC_IO_SIZE 0x07
111#define ASL_RDESC_FIXED_IO_SIZE 0x03
112#define ASL_RDESC_FIXED_DMA_SIZE 0x05
113#define ASL_RDESC_END_TAG_SIZE 0x01
114
115struct asl_resource_node {
116 u32 buffer_length;
117 void *buffer;
118 struct asl_resource_node *next;
119};
120
121/* Macros used to generate AML resource length fields */
122
123#define ACPI_AML_SIZE_LARGE(r) (sizeof (r) - sizeof (struct aml_resource_large_header))
124#define ACPI_AML_SIZE_SMALL(r) (sizeof (r) - sizeof (struct aml_resource_small_header))
125
126/*
127 * Resource descriptors defined in the ACPI specification.
128 *
129 * Packing/alignment must be BYTE because these descriptors
130 * are used to overlay the raw AML byte stream.
131 */
132#pragma pack(1)
133
134/*
135 * SMALL descriptors
136 */
137#define AML_RESOURCE_SMALL_HEADER_COMMON \
138 u8 descriptor_type;
139
140struct aml_resource_small_header {
141AML_RESOURCE_SMALL_HEADER_COMMON};
142
143struct aml_resource_irq {
144 AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
145 u8 flags;
146};
147
148struct aml_resource_irq_noflags {
149 AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
150};
151
152struct aml_resource_dma {
153 AML_RESOURCE_SMALL_HEADER_COMMON u8 dma_channel_mask;
154 u8 flags;
155};
156
157struct aml_resource_start_dependent {
158 AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
159};
160
161struct aml_resource_start_dependent_noprio {
162AML_RESOURCE_SMALL_HEADER_COMMON};
163
164struct aml_resource_end_dependent {
165AML_RESOURCE_SMALL_HEADER_COMMON};
166
167struct aml_resource_io {
168 AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
169 u16 minimum;
170 u16 maximum;
171 u8 alignment;
172 u8 address_length;
173};
174
175struct aml_resource_fixed_io {
176 AML_RESOURCE_SMALL_HEADER_COMMON u16 address;
177 u8 address_length;
178};
179
180struct aml_resource_vendor_small {
181AML_RESOURCE_SMALL_HEADER_COMMON};
182
183struct aml_resource_end_tag {
184 AML_RESOURCE_SMALL_HEADER_COMMON u8 checksum;
185};
186
187struct aml_resource_fixed_dma {
188 AML_RESOURCE_SMALL_HEADER_COMMON u16 request_lines;
189 u16 channels;
190 u8 width;
191};
192
193/*
194 * LARGE descriptors
195 */
196#define AML_RESOURCE_LARGE_HEADER_COMMON \
197 u8 descriptor_type;\
198 u16 resource_length;
199
200struct aml_resource_large_header {
201AML_RESOURCE_LARGE_HEADER_COMMON};
202
203struct aml_resource_memory24 {
204 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
205 u16 minimum;
206 u16 maximum;
207 u16 alignment;
208 u16 address_length;
209};
210
211struct aml_resource_vendor_large {
212AML_RESOURCE_LARGE_HEADER_COMMON};
213
214struct aml_resource_memory32 {
215 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
216 u32 minimum;
217 u32 maximum;
218 u32 alignment;
219 u32 address_length;
220};
221
222struct aml_resource_fixed_memory32 {
223 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
224 u32 address;
225 u32 address_length;
226};
227
228#define AML_RESOURCE_ADDRESS_COMMON \
229 u8 resource_type; \
230 u8 flags; \
231 u8 specific_flags;
232
233struct aml_resource_address {
234AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_ADDRESS_COMMON};
235
236struct aml_resource_extended_address64 {
237 AML_RESOURCE_LARGE_HEADER_COMMON
238 AML_RESOURCE_ADDRESS_COMMON u8 revision_iD;
239 u8 reserved;
240 u64 granularity;
241 u64 minimum;
242 u64 maximum;
243 u64 translation_offset;
244 u64 address_length;
245 u64 type_specific;
246};
247
248#define AML_RESOURCE_EXTENDED_ADDRESS_REVISION 1 /* ACPI 3.0 */
249
250struct aml_resource_address64 {
251 AML_RESOURCE_LARGE_HEADER_COMMON
252 AML_RESOURCE_ADDRESS_COMMON u64 granularity;
253 u64 minimum;
254 u64 maximum;
255 u64 translation_offset;
256 u64 address_length;
257};
258
259struct aml_resource_address32 {
260 AML_RESOURCE_LARGE_HEADER_COMMON
261 AML_RESOURCE_ADDRESS_COMMON u32 granularity;
262 u32 minimum;
263 u32 maximum;
264 u32 translation_offset;
265 u32 address_length;
266};
267
268struct aml_resource_address16 {
269 AML_RESOURCE_LARGE_HEADER_COMMON
270 AML_RESOURCE_ADDRESS_COMMON u16 granularity;
271 u16 minimum;
272 u16 maximum;
273 u16 translation_offset;
274 u16 address_length;
275};
276
277struct aml_resource_extended_irq {
278 AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
279 u8 interrupt_count;
280 u32 interrupts[1];
281 /* res_source_index, res_source optional fields follow */
282};
283
284struct aml_resource_generic_register {
285 AML_RESOURCE_LARGE_HEADER_COMMON u8 address_space_id;
286 u8 bit_width;
287 u8 bit_offset;
288 u8 access_size; /* ACPI 3.0, was previously Reserved */
289 u64 address;
290};
291
292/* Common descriptor for gpio_int and gpio_io (ACPI 5.0) */
293
294struct aml_resource_gpio {
295 AML_RESOURCE_LARGE_HEADER_COMMON u8 revision_id;
296 u8 connection_type;
297 u16 flags;
298 u16 int_flags;
299 u8 pin_config;
300 u16 drive_strength;
301 u16 debounce_timeout;
302 u16 pin_table_offset;
303 u8 res_source_index;
304 u16 res_source_offset;
305 u16 vendor_offset;
306 u16 vendor_length;
307 /*
308 * Optional fields follow immediately:
309 * 1) PIN list (Words)
310 * 2) Resource Source String
311 * 3) Vendor Data bytes
312 */
313};
314
315#define AML_RESOURCE_GPIO_REVISION 1 /* ACPI 5.0 */
316
317/* Values for connection_type above */
318
319#define AML_RESOURCE_GPIO_TYPE_INT 0
320#define AML_RESOURCE_GPIO_TYPE_IO 1
321#define AML_RESOURCE_MAX_GPIOTYPE 1
322
323/* Common preamble for all serial descriptors (ACPI 5.0) */
324
325#define AML_RESOURCE_SERIAL_COMMON \
326 u8 revision_id; \
327 u8 res_source_index; \
328 u8 type; \
329 u8 flags; \
330 u16 type_specific_flags; \
331 u8 type_revision_id; \
332 u16 type_data_length; \
333
334/* Values for the type field above */
335
336#define AML_RESOURCE_I2C_SERIALBUSTYPE 1
337#define AML_RESOURCE_SPI_SERIALBUSTYPE 2
338#define AML_RESOURCE_UART_SERIALBUSTYPE 3
339#define AML_RESOURCE_MAX_SERIALBUSTYPE 3
340#define AML_RESOURCE_VENDOR_SERIALBUSTYPE 192 /* Vendor defined is 0xC0-0xFF (NOT SUPPORTED) */
341
342struct aml_resource_common_serialbus {
343AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_SERIAL_COMMON};
344
345struct aml_resource_i2c_serialbus {
346 AML_RESOURCE_LARGE_HEADER_COMMON
347 AML_RESOURCE_SERIAL_COMMON u32 connection_speed;
348 u16 slave_address;
349 /*
350 * Optional fields follow immediately:
351 * 1) Vendor Data bytes
352 * 2) Resource Source String
353 */
354};
355
356#define AML_RESOURCE_I2C_REVISION 1 /* ACPI 5.0 */
357#define AML_RESOURCE_I2C_TYPE_REVISION 1 /* ACPI 5.0 */
358#define AML_RESOURCE_I2C_MIN_DATA_LEN 6
359
360struct aml_resource_spi_serialbus {
361 AML_RESOURCE_LARGE_HEADER_COMMON
362 AML_RESOURCE_SERIAL_COMMON u32 connection_speed;
363 u8 data_bit_length;
364 u8 clock_phase;
365 u8 clock_polarity;
366 u16 device_selection;
367 /*
368 * Optional fields follow immediately:
369 * 1) Vendor Data bytes
370 * 2) Resource Source String
371 */
372};
373
374#define AML_RESOURCE_SPI_REVISION 1 /* ACPI 5.0 */
375#define AML_RESOURCE_SPI_TYPE_REVISION 1 /* ACPI 5.0 */
376#define AML_RESOURCE_SPI_MIN_DATA_LEN 9
377
378struct aml_resource_uart_serialbus {
379 AML_RESOURCE_LARGE_HEADER_COMMON
380 AML_RESOURCE_SERIAL_COMMON u32 default_baud_rate;
381 u16 rx_fifo_size;
382 u16 tx_fifo_size;
383 u8 parity;
384 u8 lines_enabled;
385 /*
386 * Optional fields follow immediately:
387 * 1) Vendor Data bytes
388 * 2) Resource Source String
389 */
390};
391
392#define AML_RESOURCE_UART_REVISION 1 /* ACPI 5.0 */
393#define AML_RESOURCE_UART_TYPE_REVISION 1 /* ACPI 5.0 */
394#define AML_RESOURCE_UART_MIN_DATA_LEN 10
395
396/* restore default alignment */
397
398#pragma pack()
399
400/* Union of all resource descriptors, so we can allocate the worst case */
401
402union aml_resource {
403 /* Descriptor headers */
404
405 u8 descriptor_type;
406 struct aml_resource_small_header small_header;
407 struct aml_resource_large_header large_header;
408
409 /* Small resource descriptors */
410
411 struct aml_resource_irq irq;
412 struct aml_resource_dma dma;
413 struct aml_resource_start_dependent start_dpf;
414 struct aml_resource_end_dependent end_dpf;
415 struct aml_resource_io io;
416 struct aml_resource_fixed_io fixed_io;
417 struct aml_resource_fixed_dma fixed_dma;
418 struct aml_resource_vendor_small vendor_small;
419 struct aml_resource_end_tag end_tag;
420
421 /* Large resource descriptors */
422
423 struct aml_resource_memory24 memory24;
424 struct aml_resource_generic_register generic_reg;
425 struct aml_resource_vendor_large vendor_large;
426 struct aml_resource_memory32 memory32;
427 struct aml_resource_fixed_memory32 fixed_memory32;
428 struct aml_resource_address16 address16;
429 struct aml_resource_address32 address32;
430 struct aml_resource_address64 address64;
431 struct aml_resource_extended_address64 ext_address64;
432 struct aml_resource_extended_irq extended_irq;
433 struct aml_resource_gpio gpio;
434 struct aml_resource_i2c_serialbus i2c_serial_bus;
435 struct aml_resource_spi_serialbus spi_serial_bus;
436 struct aml_resource_uart_serialbus uart_serial_bus;
437 struct aml_resource_common_serialbus common_serial_bus;
438
439 /* Utility overlays */
440
441 struct aml_resource_address address;
442 u32 dword_item;
443 u16 word_item;
444 u8 byte_item;
445};
446
447#endif