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pci-assign: limit # of msix vectors
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1/*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11
12 * You should have received a copy of the GNU General Public License along
13 * with this program; if not, see <http://www.gnu.org/licenses/>.
14 */
15#ifndef QEMU_ACPI_DEFS_H
16#define QEMU_ACPI_DEFS_H
17
18enum {
19 ACPI_FADT_F_WBINVD,
20 ACPI_FADT_F_WBINVD_FLUSH,
21 ACPI_FADT_F_PROC_C1,
22 ACPI_FADT_F_P_LVL2_UP,
23 ACPI_FADT_F_PWR_BUTTON,
24 ACPI_FADT_F_SLP_BUTTON,
25 ACPI_FADT_F_FIX_RTC,
26 ACPI_FADT_F_RTC_S4,
27 ACPI_FADT_F_TMR_VAL_EXT,
28 ACPI_FADT_F_DCK_CAP,
29 ACPI_FADT_F_RESET_REG_SUP,
30 ACPI_FADT_F_SEALED_CASE,
31 ACPI_FADT_F_HEADLESS,
32 ACPI_FADT_F_CPU_SW_SLP,
33 ACPI_FADT_F_PCI_EXP_WAK,
34 ACPI_FADT_F_USE_PLATFORM_CLOCK,
35 ACPI_FADT_F_S4_RTC_STS_VALID,
36 ACPI_FADT_F_REMOTE_POWER_ON_CAPABLE,
37 ACPI_FADT_F_FORCE_APIC_CLUSTER_MODEL,
38 ACPI_FADT_F_FORCE_APIC_PHYSICAL_DESTINATION_MODE,
39 ACPI_FADT_F_HW_REDUCED_ACPI,
40 ACPI_FADT_F_LOW_POWER_S0_IDLE_CAPABLE,
41};
42
43/*
44 * ACPI 2.0 Generic Address Space definition.
45 */
46struct Acpi20GenericAddress {
47 uint8_t address_space_id;
48 uint8_t register_bit_width;
49 uint8_t register_bit_offset;
50 uint8_t reserved;
51 uint64_t address;
52} QEMU_PACKED;
53typedef struct Acpi20GenericAddress Acpi20GenericAddress;
54
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55struct AcpiRsdpDescriptor { /* Root System Descriptor Pointer */
56 uint64_t signature; /* ACPI signature, contains "RSD PTR " */
57 uint8_t checksum; /* To make sum of struct == 0 */
58 uint8_t oem_id [6]; /* OEM identification */
59 uint8_t revision; /* Must be 0 for 1.0, 2 for 2.0 */
60 uint32_t rsdt_physical_address; /* 32-bit physical address of RSDT */
61 uint32_t length; /* XSDT Length in bytes including hdr */
62 uint64_t xsdt_physical_address; /* 64-bit physical address of XSDT */
63 uint8_t extended_checksum; /* Checksum of entire table */
64 uint8_t reserved [3]; /* Reserved field must be 0 */
65} QEMU_PACKED;
66typedef struct AcpiRsdpDescriptor AcpiRsdpDescriptor;
67
68/* Table structure from Linux kernel (the ACPI tables are under the
69 BSD license) */
70
71
72#define ACPI_TABLE_HEADER_DEF /* ACPI common table header */ \
73 uint32_t signature; /* ACPI signature (4 ASCII characters) */ \
74 uint32_t length; /* Length of table, in bytes, including header */ \
75 uint8_t revision; /* ACPI Specification minor version # */ \
76 uint8_t checksum; /* To make sum of entire table == 0 */ \
77 uint8_t oem_id [6]; /* OEM identification */ \
78 uint8_t oem_table_id [8]; /* OEM table identification */ \
79 uint32_t oem_revision; /* OEM revision number */ \
80 uint8_t asl_compiler_id [4]; /* ASL compiler vendor ID */ \
81 uint32_t asl_compiler_revision; /* ASL compiler revision number */
82
83
84struct AcpiTableHeader /* ACPI common table header */
85{
86 ACPI_TABLE_HEADER_DEF
87} QEMU_PACKED;
88typedef struct AcpiTableHeader AcpiTableHeader;
89
90/*
91 * ACPI 1.0 Fixed ACPI Description Table (FADT)
92 */
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93struct AcpiFadtDescriptorRev1
94{
95 ACPI_TABLE_HEADER_DEF /* ACPI common table header */
96 uint32_t firmware_ctrl; /* Physical address of FACS */
97 uint32_t dsdt; /* Physical address of DSDT */
98 uint8_t model; /* System Interrupt Model */
99 uint8_t reserved1; /* Reserved */
100 uint16_t sci_int; /* System vector of SCI interrupt */
101 uint32_t smi_cmd; /* Port address of SMI command port */
102 uint8_t acpi_enable; /* Value to write to smi_cmd to enable ACPI */
103 uint8_t acpi_disable; /* Value to write to smi_cmd to disable ACPI */
104 uint8_t S4bios_req; /* Value to write to SMI CMD to enter S4BIOS state */
105 uint8_t reserved2; /* Reserved - must be zero */
106 uint32_t pm1a_evt_blk; /* Port address of Power Mgt 1a acpi_event Reg Blk */
107 uint32_t pm1b_evt_blk; /* Port address of Power Mgt 1b acpi_event Reg Blk */
108 uint32_t pm1a_cnt_blk; /* Port address of Power Mgt 1a Control Reg Blk */
109 uint32_t pm1b_cnt_blk; /* Port address of Power Mgt 1b Control Reg Blk */
110 uint32_t pm2_cnt_blk; /* Port address of Power Mgt 2 Control Reg Blk */
111 uint32_t pm_tmr_blk; /* Port address of Power Mgt Timer Ctrl Reg Blk */
112 uint32_t gpe0_blk; /* Port addr of General Purpose acpi_event 0 Reg Blk */
113 uint32_t gpe1_blk; /* Port addr of General Purpose acpi_event 1 Reg Blk */
114 uint8_t pm1_evt_len; /* Byte length of ports at pm1_x_evt_blk */
115 uint8_t pm1_cnt_len; /* Byte length of ports at pm1_x_cnt_blk */
116 uint8_t pm2_cnt_len; /* Byte Length of ports at pm2_cnt_blk */
117 uint8_t pm_tmr_len; /* Byte Length of ports at pm_tm_blk */
118 uint8_t gpe0_blk_len; /* Byte Length of ports at gpe0_blk */
119 uint8_t gpe1_blk_len; /* Byte Length of ports at gpe1_blk */
120 uint8_t gpe1_base; /* Offset in gpe model where gpe1 events start */
121 uint8_t reserved3; /* Reserved */
122 uint16_t plvl2_lat; /* Worst case HW latency to enter/exit C2 state */
123 uint16_t plvl3_lat; /* Worst case HW latency to enter/exit C3 state */
124 uint16_t flush_size; /* Size of area read to flush caches */
125 uint16_t flush_stride; /* Stride used in flushing caches */
126 uint8_t duty_offset; /* Bit location of duty cycle field in p_cnt reg */
127 uint8_t duty_width; /* Bit width of duty cycle field in p_cnt reg */
128 uint8_t day_alrm; /* Index to day-of-month alarm in RTC CMOS RAM */
129 uint8_t mon_alrm; /* Index to month-of-year alarm in RTC CMOS RAM */
130 uint8_t century; /* Index to century in RTC CMOS RAM */
131 uint8_t reserved4; /* Reserved */
132 uint8_t reserved4a; /* Reserved */
133 uint8_t reserved4b; /* Reserved */
134 uint32_t flags;
135} QEMU_PACKED;
136typedef struct AcpiFadtDescriptorRev1 AcpiFadtDescriptorRev1;
137
138/*
139 * ACPI 1.0 Root System Description Table (RSDT)
140 */
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141struct AcpiRsdtDescriptorRev1
142{
143 ACPI_TABLE_HEADER_DEF /* ACPI common table header */
144 uint32_t table_offset_entry[0]; /* Array of pointers to other */
145 /* ACPI tables */
146} QEMU_PACKED;
147typedef struct AcpiRsdtDescriptorRev1 AcpiRsdtDescriptorRev1;
148
149/*
150 * ACPI 1.0 Firmware ACPI Control Structure (FACS)
151 */
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152struct AcpiFacsDescriptorRev1
153{
154 uint32_t signature; /* ACPI Signature */
155 uint32_t length; /* Length of structure, in bytes */
156 uint32_t hardware_signature; /* Hardware configuration signature */
157 uint32_t firmware_waking_vector; /* ACPI OS waking vector */
158 uint32_t global_lock; /* Global Lock */
159 uint32_t flags;
160 uint8_t resverved3 [40]; /* Reserved - must be zero */
161} QEMU_PACKED;
162typedef struct AcpiFacsDescriptorRev1 AcpiFacsDescriptorRev1;
163
164/*
165 * Differentiated System Description Table (DSDT)
166 */
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167
168/*
169 * MADT values and structures
170 */
171
172/* Values for MADT PCATCompat */
173
174#define ACPI_DUAL_PIC 0
175#define ACPI_MULTIPLE_APIC 1
176
177/* Master MADT */
178
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179struct AcpiMultipleApicTable
180{
181 ACPI_TABLE_HEADER_DEF /* ACPI common table header */
182 uint32_t local_apic_address; /* Physical address of local APIC */
183 uint32_t flags;
184} QEMU_PACKED;
185typedef struct AcpiMultipleApicTable AcpiMultipleApicTable;
186
187/* Values for Type in APIC sub-headers */
188
189#define ACPI_APIC_PROCESSOR 0
190#define ACPI_APIC_IO 1
191#define ACPI_APIC_XRUPT_OVERRIDE 2
192#define ACPI_APIC_NMI 3
193#define ACPI_APIC_LOCAL_NMI 4
194#define ACPI_APIC_ADDRESS_OVERRIDE 5
195#define ACPI_APIC_IO_SAPIC 6
196#define ACPI_APIC_LOCAL_SAPIC 7
197#define ACPI_APIC_XRUPT_SOURCE 8
198#define ACPI_APIC_RESERVED 9 /* 9 and greater are reserved */
199
200/*
201 * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE)
202 */
203#define ACPI_SUB_HEADER_DEF /* Common ACPI sub-structure header */\
204 uint8_t type; \
205 uint8_t length;
206
207/* Sub-structures for MADT */
208
209struct AcpiMadtProcessorApic
210{
211 ACPI_SUB_HEADER_DEF
212 uint8_t processor_id; /* ACPI processor id */
213 uint8_t local_apic_id; /* Processor's local APIC id */
214 uint32_t flags;
215} QEMU_PACKED;
216typedef struct AcpiMadtProcessorApic AcpiMadtProcessorApic;
217
218struct AcpiMadtIoApic
219{
220 ACPI_SUB_HEADER_DEF
221 uint8_t io_apic_id; /* I/O APIC ID */
222 uint8_t reserved; /* Reserved - must be zero */
223 uint32_t address; /* APIC physical address */
224 uint32_t interrupt; /* Global system interrupt where INTI
225 * lines start */
226} QEMU_PACKED;
227typedef struct AcpiMadtIoApic AcpiMadtIoApic;
228
229struct AcpiMadtIntsrcovr {
230 ACPI_SUB_HEADER_DEF
231 uint8_t bus;
232 uint8_t source;
233 uint32_t gsi;
234 uint16_t flags;
235} QEMU_PACKED;
236typedef struct AcpiMadtIntsrcovr AcpiMadtIntsrcovr;
237
238struct AcpiMadtLocalNmi {
239 ACPI_SUB_HEADER_DEF
240 uint8_t processor_id; /* ACPI processor id */
241 uint16_t flags; /* MPS INTI flags */
242 uint8_t lint; /* Local APIC LINT# */
243} QEMU_PACKED;
244typedef struct AcpiMadtLocalNmi AcpiMadtLocalNmi;
245
246/*
247 * HPET Description Table
248 */
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249struct Acpi20Hpet {
250 ACPI_TABLE_HEADER_DEF /* ACPI common table header */
251 uint32_t timer_block_id;
252 Acpi20GenericAddress addr;
253 uint8_t hpet_number;
254 uint16_t min_tick;
255 uint8_t page_protect;
256} QEMU_PACKED;
257typedef struct Acpi20Hpet Acpi20Hpet;
258
259/*
260 * SRAT (NUMA topology description) table
261 */
262
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263struct AcpiSystemResourceAffinityTable
264{
265 ACPI_TABLE_HEADER_DEF
266 uint32_t reserved1;
267 uint32_t reserved2[2];
268} QEMU_PACKED;
269typedef struct AcpiSystemResourceAffinityTable AcpiSystemResourceAffinityTable;
270
271#define ACPI_SRAT_PROCESSOR 0
272#define ACPI_SRAT_MEMORY 1
273
274struct AcpiSratProcessorAffinity
275{
276 ACPI_SUB_HEADER_DEF
277 uint8_t proximity_lo;
278 uint8_t local_apic_id;
279 uint32_t flags;
280 uint8_t local_sapic_eid;
281 uint8_t proximity_hi[3];
282 uint32_t reserved;
283} QEMU_PACKED;
284typedef struct AcpiSratProcessorAffinity AcpiSratProcessorAffinity;
285
286struct AcpiSratMemoryAffinity
287{
288 ACPI_SUB_HEADER_DEF
289 uint8_t proximity[4];
290 uint16_t reserved1;
291 uint64_t base_addr;
292 uint64_t range_length;
293 uint32_t reserved2;
294 uint32_t flags;
295 uint32_t reserved3[2];
296} QEMU_PACKED;
297typedef struct AcpiSratMemoryAffinity AcpiSratMemoryAffinity;
298
299/* PCI fw r3.0 MCFG table. */
300/* Subtable */
301struct AcpiMcfgAllocation {
302 uint64_t address; /* Base address, processor-relative */
303 uint16_t pci_segment; /* PCI segment group number */
304 uint8_t start_bus_number; /* Starting PCI Bus number */
305 uint8_t end_bus_number; /* Final PCI Bus number */
306 uint32_t reserved;
307} QEMU_PACKED;
308typedef struct AcpiMcfgAllocation AcpiMcfgAllocation;
309
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310struct AcpiTableMcfg {
311 ACPI_TABLE_HEADER_DEF;
312 uint8_t reserved[8];
313 AcpiMcfgAllocation allocation[0];
314} QEMU_PACKED;
315typedef struct AcpiTableMcfg AcpiTableMcfg;
316
317#endif
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