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f5d8c8cd SZ |
1 | /* Support for generating ACPI tables and passing them to Guests |
2 | * | |
3 | * ARM virt ACPI generation | |
4 | * | |
5 | * Copyright (C) 2008-2010 Kevin O'Connor <kevin@koconnor.net> | |
6 | * Copyright (C) 2006 Fabrice Bellard | |
7 | * Copyright (C) 2013 Red Hat Inc | |
8 | * | |
9 | * Author: Michael S. Tsirkin <mst@redhat.com> | |
10 | * | |
11 | * Copyright (c) 2015 HUAWEI TECHNOLOGIES CO.,LTD. | |
12 | * | |
13 | * Author: Shannon Zhao <zhaoshenglong@huawei.com> | |
14 | * | |
15 | * This program is free software; you can redistribute it and/or modify | |
16 | * it under the terms of the GNU General Public License as published by | |
17 | * the Free Software Foundation; either version 2 of the License, or | |
18 | * (at your option) any later version. | |
19 | ||
20 | * This program is distributed in the hope that it will be useful, | |
21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | * GNU General Public License for more details. | |
24 | ||
25 | * You should have received a copy of the GNU General Public License along | |
26 | * with this program; if not, see <http://www.gnu.org/licenses/>. | |
27 | */ | |
28 | ||
12b16722 | 29 | #include "qemu/osdep.h" |
da34e65c | 30 | #include "qapi/error.h" |
f5d8c8cd | 31 | #include "qemu-common.h" |
f5d8c8cd SZ |
32 | #include "qemu/bitmap.h" |
33 | #include "trace.h" | |
34 | #include "qom/cpu.h" | |
fcf5ef2a | 35 | #include "target/arm/cpu.h" |
f5d8c8cd SZ |
36 | #include "hw/acpi/acpi-defs.h" |
37 | #include "hw/acpi/acpi.h" | |
38 | #include "hw/nvram/fw_cfg.h" | |
39 | #include "hw/acpi/bios-linker-loader.h" | |
40 | #include "hw/loader.h" | |
41 | #include "hw/hw.h" | |
42 | #include "hw/acpi/aml-build.h" | |
84344884 | 43 | #include "hw/pci/pcie_host.h" |
d4e5de1a | 44 | #include "hw/pci/pci.h" |
d05fdab4 | 45 | #include "hw/arm/virt.h" |
2b302e1e | 46 | #include "sysemu/numa.h" |
13e5c54d | 47 | #include "kvm_arm.h" |
f5d8c8cd | 48 | |
dfccd8cf | 49 | #define ARM_SPI_BASE 32 |
ac6aa59a | 50 | #define ACPI_POWER_BUTTON_DEVICE "PWRB" |
dfccd8cf SZ |
51 | |
52 | static void acpi_dsdt_add_cpus(Aml *scope, int smp_cpus) | |
53 | { | |
54 | uint16_t i; | |
55 | ||
56 | for (i = 0; i < smp_cpus; i++) { | |
f460be43 | 57 | Aml *dev = aml_device("C%.03X", i); |
dfccd8cf SZ |
58 | aml_append(dev, aml_name_decl("_HID", aml_string("ACPI0007"))); |
59 | aml_append(dev, aml_name_decl("_UID", aml_int(i))); | |
60 | aml_append(scope, dev); | |
61 | } | |
62 | } | |
63 | ||
64 | static void acpi_dsdt_add_uart(Aml *scope, const MemMapEntry *uart_memmap, | |
45fcf539 | 65 | uint32_t uart_irq) |
dfccd8cf SZ |
66 | { |
67 | Aml *dev = aml_device("COM0"); | |
68 | aml_append(dev, aml_name_decl("_HID", aml_string("ARMH0011"))); | |
69 | aml_append(dev, aml_name_decl("_UID", aml_int(0))); | |
70 | ||
71 | Aml *crs = aml_resource_template(); | |
72 | aml_append(crs, aml_memory32_fixed(uart_memmap->base, | |
73 | uart_memmap->size, AML_READ_WRITE)); | |
74 | aml_append(crs, | |
75 | aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, | |
45fcf539 | 76 | AML_EXCLUSIVE, &uart_irq, 1)); |
dfccd8cf | 77 | aml_append(dev, aml_name_decl("_CRS", crs)); |
f264d51d AJ |
78 | |
79 | /* The _ADR entry is used to link this device to the UART described | |
80 | * in the SPCR table, i.e. SPCR.base_address.address == _ADR. | |
81 | */ | |
82 | aml_append(dev, aml_name_decl("_ADR", aml_int(uart_memmap->base))); | |
83 | ||
dfccd8cf SZ |
84 | aml_append(scope, dev); |
85 | } | |
86 | ||
70bee80d GS |
87 | static void acpi_dsdt_add_fw_cfg(Aml *scope, const MemMapEntry *fw_cfg_memmap) |
88 | { | |
89 | Aml *dev = aml_device("FWCF"); | |
90 | aml_append(dev, aml_name_decl("_HID", aml_string("QEMU0002"))); | |
91 | /* device present, functioning, decoding, not shown in UI */ | |
92 | aml_append(dev, aml_name_decl("_STA", aml_int(0xB))); | |
3b5c492b | 93 | aml_append(dev, aml_name_decl("_CCA", aml_int(1))); |
70bee80d GS |
94 | |
95 | Aml *crs = aml_resource_template(); | |
96 | aml_append(crs, aml_memory32_fixed(fw_cfg_memmap->base, | |
97 | fw_cfg_memmap->size, AML_READ_WRITE)); | |
98 | aml_append(dev, aml_name_decl("_CRS", crs)); | |
99 | aml_append(scope, dev); | |
100 | } | |
101 | ||
dfccd8cf SZ |
102 | static void acpi_dsdt_add_flash(Aml *scope, const MemMapEntry *flash_memmap) |
103 | { | |
104 | Aml *dev, *crs; | |
105 | hwaddr base = flash_memmap->base; | |
cd37aaf8 | 106 | hwaddr size = flash_memmap->size / 2; |
dfccd8cf SZ |
107 | |
108 | dev = aml_device("FLS0"); | |
109 | aml_append(dev, aml_name_decl("_HID", aml_string("LNRO0015"))); | |
110 | aml_append(dev, aml_name_decl("_UID", aml_int(0))); | |
111 | ||
112 | crs = aml_resource_template(); | |
113 | aml_append(crs, aml_memory32_fixed(base, size, AML_READ_WRITE)); | |
114 | aml_append(dev, aml_name_decl("_CRS", crs)); | |
115 | aml_append(scope, dev); | |
116 | ||
117 | dev = aml_device("FLS1"); | |
118 | aml_append(dev, aml_name_decl("_HID", aml_string("LNRO0015"))); | |
119 | aml_append(dev, aml_name_decl("_UID", aml_int(1))); | |
120 | crs = aml_resource_template(); | |
121 | aml_append(crs, aml_memory32_fixed(base + size, size, AML_READ_WRITE)); | |
122 | aml_append(dev, aml_name_decl("_CRS", crs)); | |
123 | aml_append(scope, dev); | |
124 | } | |
125 | ||
126 | static void acpi_dsdt_add_virtio(Aml *scope, | |
127 | const MemMapEntry *virtio_mmio_memmap, | |
45fcf539 | 128 | uint32_t mmio_irq, int num) |
dfccd8cf SZ |
129 | { |
130 | hwaddr base = virtio_mmio_memmap->base; | |
131 | hwaddr size = virtio_mmio_memmap->size; | |
dfccd8cf SZ |
132 | int i; |
133 | ||
134 | for (i = 0; i < num; i++) { | |
45fcf539 | 135 | uint32_t irq = mmio_irq + i; |
dfccd8cf SZ |
136 | Aml *dev = aml_device("VR%02u", i); |
137 | aml_append(dev, aml_name_decl("_HID", aml_string("LNRO0005"))); | |
138 | aml_append(dev, aml_name_decl("_UID", aml_int(i))); | |
76266d99 | 139 | aml_append(dev, aml_name_decl("_CCA", aml_int(1))); |
dfccd8cf SZ |
140 | |
141 | Aml *crs = aml_resource_template(); | |
142 | aml_append(crs, aml_memory32_fixed(base, size, AML_READ_WRITE)); | |
143 | aml_append(crs, | |
144 | aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, | |
45fcf539 | 145 | AML_EXCLUSIVE, &irq, 1)); |
dfccd8cf SZ |
146 | aml_append(dev, aml_name_decl("_CRS", crs)); |
147 | aml_append(scope, dev); | |
148 | base += size; | |
149 | } | |
150 | } | |
151 | ||
45fcf539 | 152 | static void acpi_dsdt_add_pci(Aml *scope, const MemMapEntry *memmap, |
601d626d | 153 | uint32_t irq, bool use_highmem, bool highmem_ecam) |
d4e5de1a | 154 | { |
601d626d | 155 | int ecam_id = VIRT_ECAM_ID(highmem_ecam); |
d4e5de1a SZ |
156 | Aml *method, *crs, *ifctx, *UUID, *ifctx1, *elsectx, *buf; |
157 | int i, bus_no; | |
158 | hwaddr base_mmio = memmap[VIRT_PCIE_MMIO].base; | |
159 | hwaddr size_mmio = memmap[VIRT_PCIE_MMIO].size; | |
160 | hwaddr base_pio = memmap[VIRT_PCIE_PIO].base; | |
161 | hwaddr size_pio = memmap[VIRT_PCIE_PIO].size; | |
601d626d EA |
162 | hwaddr base_ecam = memmap[ecam_id].base; |
163 | hwaddr size_ecam = memmap[ecam_id].size; | |
d4e5de1a SZ |
164 | int nr_pcie_buses = size_ecam / PCIE_MMCFG_SIZE_MIN; |
165 | ||
166 | Aml *dev = aml_device("%s", "PCI0"); | |
167 | aml_append(dev, aml_name_decl("_HID", aml_string("PNP0A08"))); | |
168 | aml_append(dev, aml_name_decl("_CID", aml_string("PNP0A03"))); | |
169 | aml_append(dev, aml_name_decl("_SEG", aml_int(0))); | |
170 | aml_append(dev, aml_name_decl("_BBN", aml_int(0))); | |
171 | aml_append(dev, aml_name_decl("_ADR", aml_int(0))); | |
172 | aml_append(dev, aml_name_decl("_UID", aml_string("PCI0"))); | |
173 | aml_append(dev, aml_name_decl("_STR", aml_unicode("PCIe 0 Device"))); | |
bc64b96c | 174 | aml_append(dev, aml_name_decl("_CCA", aml_int(1))); |
d4e5de1a SZ |
175 | |
176 | /* Declare the PCI Routing Table. */ | |
601d626d | 177 | Aml *rt_pkg = aml_varpackage(nr_pcie_buses * PCI_NUM_PINS); |
d4e5de1a SZ |
178 | for (bus_no = 0; bus_no < nr_pcie_buses; bus_no++) { |
179 | for (i = 0; i < PCI_NUM_PINS; i++) { | |
180 | int gsi = (i + bus_no) % PCI_NUM_PINS; | |
181 | Aml *pkg = aml_package(4); | |
182 | aml_append(pkg, aml_int((bus_no << 16) | 0xFFFF)); | |
183 | aml_append(pkg, aml_int(i)); | |
184 | aml_append(pkg, aml_name("GSI%d", gsi)); | |
185 | aml_append(pkg, aml_int(0)); | |
186 | aml_append(rt_pkg, pkg); | |
187 | } | |
188 | } | |
189 | aml_append(dev, aml_name_decl("_PRT", rt_pkg)); | |
190 | ||
191 | /* Create GSI link device */ | |
192 | for (i = 0; i < PCI_NUM_PINS; i++) { | |
45fcf539 | 193 | uint32_t irqs = irq + i; |
d4e5de1a SZ |
194 | Aml *dev_gsi = aml_device("GSI%d", i); |
195 | aml_append(dev_gsi, aml_name_decl("_HID", aml_string("PNP0C0F"))); | |
196 | aml_append(dev_gsi, aml_name_decl("_UID", aml_int(0))); | |
197 | crs = aml_resource_template(); | |
198 | aml_append(crs, | |
199 | aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, | |
45fcf539 | 200 | AML_EXCLUSIVE, &irqs, 1)); |
d4e5de1a SZ |
201 | aml_append(dev_gsi, aml_name_decl("_PRS", crs)); |
202 | crs = aml_resource_template(); | |
203 | aml_append(crs, | |
204 | aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, | |
45fcf539 | 205 | AML_EXCLUSIVE, &irqs, 1)); |
d4e5de1a | 206 | aml_append(dev_gsi, aml_name_decl("_CRS", crs)); |
4dbfc881 | 207 | method = aml_method("_SRS", 1, AML_NOTSERIALIZED); |
d4e5de1a SZ |
208 | aml_append(dev_gsi, method); |
209 | aml_append(dev, dev_gsi); | |
210 | } | |
211 | ||
4dbfc881 | 212 | method = aml_method("_CBA", 0, AML_NOTSERIALIZED); |
d4e5de1a SZ |
213 | aml_append(method, aml_return(aml_int(base_ecam))); |
214 | aml_append(dev, method); | |
215 | ||
4dbfc881 | 216 | method = aml_method("_CRS", 0, AML_NOTSERIALIZED); |
d4e5de1a SZ |
217 | Aml *rbuf = aml_resource_template(); |
218 | aml_append(rbuf, | |
219 | aml_word_bus_number(AML_MIN_FIXED, AML_MAX_FIXED, AML_POS_DECODE, | |
220 | 0x0000, 0x0000, nr_pcie_buses - 1, 0x0000, | |
221 | nr_pcie_buses)); | |
222 | aml_append(rbuf, | |
223 | aml_dword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, | |
224 | AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, base_mmio, | |
225 | base_mmio + size_mmio - 1, 0x0000, size_mmio)); | |
226 | aml_append(rbuf, | |
227 | aml_dword_io(AML_MIN_FIXED, AML_MAX_FIXED, AML_POS_DECODE, | |
228 | AML_ENTIRE_RANGE, 0x0000, 0x0000, size_pio - 1, base_pio, | |
229 | size_pio)); | |
230 | ||
5125f9cd PF |
231 | if (use_highmem) { |
232 | hwaddr base_mmio_high = memmap[VIRT_PCIE_MMIO_HIGH].base; | |
233 | hwaddr size_mmio_high = memmap[VIRT_PCIE_MMIO_HIGH].size; | |
234 | ||
235 | aml_append(rbuf, | |
236 | aml_qword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, | |
237 | AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, | |
e40c3d2e AB |
238 | base_mmio_high, |
239 | base_mmio_high + size_mmio_high - 1, 0x0000, | |
5125f9cd PF |
240 | size_mmio_high)); |
241 | } | |
242 | ||
d4e5de1a SZ |
243 | aml_append(method, aml_name_decl("RBUF", rbuf)); |
244 | aml_append(method, aml_return(rbuf)); | |
245 | aml_append(dev, method); | |
246 | ||
247 | /* Declare an _OSC (OS Control Handoff) method */ | |
248 | aml_append(dev, aml_name_decl("SUPP", aml_int(0))); | |
249 | aml_append(dev, aml_name_decl("CTRL", aml_int(0))); | |
4dbfc881 | 250 | method = aml_method("_OSC", 4, AML_NOTSERIALIZED); |
d4e5de1a SZ |
251 | aml_append(method, |
252 | aml_create_dword_field(aml_arg(3), aml_int(0), "CDW1")); | |
253 | ||
254 | /* PCI Firmware Specification 3.0 | |
255 | * 4.5.1. _OSC Interface for PCI Host Bridge Devices | |
256 | * The _OSC interface for a PCI/PCI-X/PCI Express hierarchy is | |
257 | * identified by the Universal Unique IDentifier (UUID) | |
258 | * 33DB4D5B-1FF7-401C-9657-7441C03DD766 | |
259 | */ | |
260 | UUID = aml_touuid("33DB4D5B-1FF7-401C-9657-7441C03DD766"); | |
261 | ifctx = aml_if(aml_equal(aml_arg(0), UUID)); | |
262 | aml_append(ifctx, | |
263 | aml_create_dword_field(aml_arg(3), aml_int(4), "CDW2")); | |
264 | aml_append(ifctx, | |
265 | aml_create_dword_field(aml_arg(3), aml_int(8), "CDW3")); | |
266 | aml_append(ifctx, aml_store(aml_name("CDW2"), aml_name("SUPP"))); | |
267 | aml_append(ifctx, aml_store(aml_name("CDW3"), aml_name("CTRL"))); | |
5530427f | 268 | aml_append(ifctx, aml_store(aml_and(aml_name("CTRL"), aml_int(0x1D), NULL), |
d4e5de1a SZ |
269 | aml_name("CTRL"))); |
270 | ||
271 | ifctx1 = aml_if(aml_lnot(aml_equal(aml_arg(1), aml_int(0x1)))); | |
ca3df95d | 272 | aml_append(ifctx1, aml_store(aml_or(aml_name("CDW1"), aml_int(0x08), NULL), |
d4e5de1a SZ |
273 | aml_name("CDW1"))); |
274 | aml_append(ifctx, ifctx1); | |
275 | ||
276 | ifctx1 = aml_if(aml_lnot(aml_equal(aml_name("CDW3"), aml_name("CTRL")))); | |
ca3df95d | 277 | aml_append(ifctx1, aml_store(aml_or(aml_name("CDW1"), aml_int(0x10), NULL), |
d4e5de1a SZ |
278 | aml_name("CDW1"))); |
279 | aml_append(ifctx, ifctx1); | |
280 | ||
281 | aml_append(ifctx, aml_store(aml_name("CTRL"), aml_name("CDW3"))); | |
282 | aml_append(ifctx, aml_return(aml_arg(3))); | |
283 | aml_append(method, ifctx); | |
284 | ||
285 | elsectx = aml_else(); | |
ca3df95d | 286 | aml_append(elsectx, aml_store(aml_or(aml_name("CDW1"), aml_int(4), NULL), |
d4e5de1a SZ |
287 | aml_name("CDW1"))); |
288 | aml_append(elsectx, aml_return(aml_arg(3))); | |
289 | aml_append(method, elsectx); | |
290 | aml_append(dev, method); | |
291 | ||
4dbfc881 | 292 | method = aml_method("_DSM", 4, AML_NOTSERIALIZED); |
d4e5de1a SZ |
293 | |
294 | /* PCI Firmware Specification 3.0 | |
295 | * 4.6.1. _DSM for PCI Express Slot Information | |
296 | * The UUID in _DSM in this context is | |
297 | * {E5C937D0-3553-4D7A-9117-EA4D19C3434D} | |
298 | */ | |
299 | UUID = aml_touuid("E5C937D0-3553-4D7A-9117-EA4D19C3434D"); | |
300 | ifctx = aml_if(aml_equal(aml_arg(0), UUID)); | |
301 | ifctx1 = aml_if(aml_equal(aml_arg(2), aml_int(0))); | |
302 | uint8_t byte_list[1] = {1}; | |
303 | buf = aml_buffer(1, byte_list); | |
304 | aml_append(ifctx1, aml_return(buf)); | |
305 | aml_append(ifctx, ifctx1); | |
306 | aml_append(method, ifctx); | |
307 | ||
308 | byte_list[0] = 0; | |
309 | buf = aml_buffer(1, byte_list); | |
310 | aml_append(method, aml_return(buf)); | |
311 | aml_append(dev, method); | |
312 | ||
313 | Aml *dev_rp0 = aml_device("%s", "RP0"); | |
314 | aml_append(dev_rp0, aml_name_decl("_ADR", aml_int(0))); | |
315 | aml_append(dev, dev_rp0); | |
ebfcc03b AB |
316 | |
317 | Aml *dev_res0 = aml_device("%s", "RES0"); | |
318 | aml_append(dev_res0, aml_name_decl("_HID", aml_string("PNP0C02"))); | |
319 | crs = aml_resource_template(); | |
601d626d EA |
320 | aml_append(crs, |
321 | aml_qword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, | |
322 | AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, base_ecam, | |
323 | base_ecam + size_ecam - 1, 0x0000, size_ecam)); | |
ebfcc03b AB |
324 | aml_append(dev_res0, aml_name_decl("_CRS", crs)); |
325 | aml_append(dev, dev_res0); | |
d4e5de1a SZ |
326 | aml_append(scope, dev); |
327 | } | |
328 | ||
aeb1a36d SZ |
329 | static void acpi_dsdt_add_gpio(Aml *scope, const MemMapEntry *gpio_memmap, |
330 | uint32_t gpio_irq) | |
331 | { | |
332 | Aml *dev = aml_device("GPO0"); | |
333 | aml_append(dev, aml_name_decl("_HID", aml_string("ARMH0061"))); | |
334 | aml_append(dev, aml_name_decl("_ADR", aml_int(0))); | |
335 | aml_append(dev, aml_name_decl("_UID", aml_int(0))); | |
336 | ||
337 | Aml *crs = aml_resource_template(); | |
338 | aml_append(crs, aml_memory32_fixed(gpio_memmap->base, gpio_memmap->size, | |
339 | AML_READ_WRITE)); | |
340 | aml_append(crs, aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, | |
341 | AML_EXCLUSIVE, &gpio_irq, 1)); | |
342 | aml_append(dev, aml_name_decl("_CRS", crs)); | |
c1a158b7 SZ |
343 | |
344 | Aml *aei = aml_resource_template(); | |
345 | /* Pin 3 for power button */ | |
346 | const uint32_t pin_list[1] = {3}; | |
347 | aml_append(aei, aml_gpio_int(AML_CONSUMER, AML_EDGE, AML_ACTIVE_HIGH, | |
348 | AML_EXCLUSIVE, AML_PULL_UP, 0, pin_list, 1, | |
349 | "GPO0", NULL, 0)); | |
350 | aml_append(dev, aml_name_decl("_AEI", aei)); | |
351 | ||
352 | /* _E03 is handle for power button */ | |
353 | Aml *method = aml_method("_E03", 0, AML_NOTSERIALIZED); | |
354 | aml_append(method, aml_notify(aml_name(ACPI_POWER_BUTTON_DEVICE), | |
355 | aml_int(0x80))); | |
356 | aml_append(dev, method); | |
aeb1a36d SZ |
357 | aml_append(scope, dev); |
358 | } | |
359 | ||
ac6aa59a SZ |
360 | static void acpi_dsdt_add_power_button(Aml *scope) |
361 | { | |
362 | Aml *dev = aml_device(ACPI_POWER_BUTTON_DEVICE); | |
363 | aml_append(dev, aml_name_decl("_HID", aml_string("PNP0C0C"))); | |
364 | aml_append(dev, aml_name_decl("_ADR", aml_int(0))); | |
365 | aml_append(dev, aml_name_decl("_UID", aml_int(0))); | |
366 | aml_append(scope, dev); | |
367 | } | |
368 | ||
d4bec5d8 | 369 | /* RSDP */ |
cd5a5271 | 370 | static void |
5c5fce1a | 371 | build_rsdp(GArray *rsdp_table, BIOSLinker *linker, AcpiRsdpData *rsdp_data) |
d4bec5d8 SZ |
372 | { |
373 | AcpiRsdpDescriptor *rsdp = acpi_data_push(rsdp_table, sizeof *rsdp); | |
cb51ac2f AB |
374 | unsigned xsdt_pa_size = sizeof(rsdp->xsdt_physical_address); |
375 | unsigned xsdt_pa_offset = | |
376 | (char *)&rsdp->xsdt_physical_address - rsdp_table->data; | |
d4bec5d8 | 377 | |
ad9671b8 | 378 | bios_linker_loader_alloc(linker, ACPI_BUILD_RSDP_FILE, rsdp_table, 16, |
d4bec5d8 SZ |
379 | true /* fseg memory */); |
380 | ||
381 | memcpy(&rsdp->signature, "RSD PTR ", sizeof(rsdp->signature)); | |
5c5fce1a | 382 | memcpy(rsdp->oem_id, rsdp_data->oem_id, sizeof(rsdp->oem_id)); |
d4bec5d8 | 383 | rsdp->length = cpu_to_le32(sizeof(*rsdp)); |
5c5fce1a | 384 | rsdp->revision = rsdp_data->revision; |
d4bec5d8 | 385 | |
d4bec5d8 | 386 | /* Address to be filled by Guest linker */ |
4678124b | 387 | bios_linker_loader_add_pointer(linker, |
cb51ac2f | 388 | ACPI_BUILD_RSDP_FILE, xsdt_pa_offset, xsdt_pa_size, |
5c5fce1a | 389 | ACPI_BUILD_TABLE_FILE, *rsdp_data->xsdt_tbl_offset); |
4678124b | 390 | |
d4bec5d8 SZ |
391 | /* Checksum to be filled by Guest linker */ |
392 | bios_linker_loader_add_checksum(linker, ACPI_BUILD_RSDP_FILE, | |
47748664 | 393 | (char *)rsdp - rsdp_table->data, 20 /* ACPI rev 1.0 RSDP size */, |
28213cb6 | 394 | (char *)&rsdp->checksum - rsdp_table->data); |
47748664 IM |
395 | |
396 | /* Extended checksum to be filled by Guest linker */ | |
397 | bios_linker_loader_add_checksum(linker, ACPI_BUILD_RSDP_FILE, | |
398 | (char *)rsdp - rsdp_table->data, 36 /* ACPI rev 2.0 RSDP size */, | |
399 | (char *)&rsdp->extended_checksum - rsdp_table->data); | |
d4bec5d8 SZ |
400 | } |
401 | ||
e78f1222 | 402 | static void |
a703b4f6 | 403 | build_iort(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
e78f1222 | 404 | { |
a703b4f6 | 405 | int nb_nodes, iort_start = table_data->len; |
e78f1222 PM |
406 | AcpiIortIdMapping *idmap; |
407 | AcpiIortItsGroup *its; | |
408 | AcpiIortTable *iort; | |
a703b4f6 | 409 | AcpiIortSmmu3 *smmu; |
6e3e7239 | 410 | size_t node_size, iort_node_offset, iort_length, smmu_offset = 0; |
e78f1222 PM |
411 | AcpiIortRC *rc; |
412 | ||
413 | iort = acpi_data_push(table_data, sizeof(*iort)); | |
414 | ||
a703b4f6 PM |
415 | if (vms->iommu == VIRT_IOMMU_SMMUV3) { |
416 | nb_nodes = 3; /* RC, ITS, SMMUv3 */ | |
417 | } else { | |
418 | nb_nodes = 2; /* RC, ITS */ | |
419 | } | |
420 | ||
e78f1222 | 421 | iort_length = sizeof(*iort); |
a703b4f6 | 422 | iort->node_count = cpu_to_le32(nb_nodes); |
6e3e7239 SZ |
423 | /* |
424 | * Use a copy in case table_data->data moves during acpi_data_push | |
425 | * operations. | |
426 | */ | |
427 | iort_node_offset = sizeof(*iort); | |
428 | iort->node_offset = cpu_to_le32(iort_node_offset); | |
e78f1222 PM |
429 | |
430 | /* ITS group node */ | |
431 | node_size = sizeof(*its) + sizeof(uint32_t); | |
432 | iort_length += node_size; | |
433 | its = acpi_data_push(table_data, node_size); | |
434 | ||
435 | its->type = ACPI_IORT_NODE_ITS_GROUP; | |
436 | its->length = cpu_to_le16(node_size); | |
437 | its->its_count = cpu_to_le32(1); | |
438 | its->identifiers[0] = 0; /* MADT translation_id */ | |
439 | ||
a703b4f6 PM |
440 | if (vms->iommu == VIRT_IOMMU_SMMUV3) { |
441 | int irq = vms->irqmap[VIRT_SMMU]; | |
442 | ||
443 | /* SMMUv3 node */ | |
6e3e7239 | 444 | smmu_offset = iort_node_offset + node_size; |
a703b4f6 PM |
445 | node_size = sizeof(*smmu) + sizeof(*idmap); |
446 | iort_length += node_size; | |
447 | smmu = acpi_data_push(table_data, node_size); | |
448 | ||
449 | smmu->type = ACPI_IORT_NODE_SMMU_V3; | |
450 | smmu->length = cpu_to_le16(node_size); | |
451 | smmu->mapping_count = cpu_to_le32(1); | |
452 | smmu->mapping_offset = cpu_to_le32(sizeof(*smmu)); | |
453 | smmu->base_address = cpu_to_le64(vms->memmap[VIRT_SMMU].base); | |
454 | smmu->event_gsiv = cpu_to_le32(irq); | |
455 | smmu->pri_gsiv = cpu_to_le32(irq + 1); | |
456 | smmu->gerr_gsiv = cpu_to_le32(irq + 2); | |
457 | smmu->sync_gsiv = cpu_to_le32(irq + 3); | |
458 | ||
459 | /* Identity RID mapping covering the whole input RID range */ | |
460 | idmap = &smmu->id_mapping_array[0]; | |
461 | idmap->input_base = 0; | |
462 | idmap->id_count = cpu_to_le32(0xFFFF); | |
463 | idmap->output_base = 0; | |
464 | /* output IORT node is the ITS group node (the first node) */ | |
6e3e7239 | 465 | idmap->output_reference = cpu_to_le32(iort_node_offset); |
a703b4f6 PM |
466 | } |
467 | ||
e78f1222 PM |
468 | /* Root Complex Node */ |
469 | node_size = sizeof(*rc) + sizeof(*idmap); | |
470 | iort_length += node_size; | |
471 | rc = acpi_data_push(table_data, node_size); | |
472 | ||
473 | rc->type = ACPI_IORT_NODE_PCI_ROOT_COMPLEX; | |
474 | rc->length = cpu_to_le16(node_size); | |
475 | rc->mapping_count = cpu_to_le32(1); | |
476 | rc->mapping_offset = cpu_to_le32(sizeof(*rc)); | |
477 | ||
478 | /* fully coherent device */ | |
479 | rc->memory_properties.cache_coherency = cpu_to_le32(1); | |
480 | rc->memory_properties.memory_flags = 0x3; /* CCA = CPM = DCAS = 1 */ | |
481 | rc->pci_segment_number = 0; /* MCFG pci_segment */ | |
482 | ||
483 | /* Identity RID mapping covering the whole input RID range */ | |
484 | idmap = &rc->id_mapping_array[0]; | |
485 | idmap->input_base = 0; | |
486 | idmap->id_count = cpu_to_le32(0xFFFF); | |
487 | idmap->output_base = 0; | |
a703b4f6 PM |
488 | |
489 | if (vms->iommu == VIRT_IOMMU_SMMUV3) { | |
490 | /* output IORT node is the smmuv3 node */ | |
491 | idmap->output_reference = cpu_to_le32(smmu_offset); | |
492 | } else { | |
493 | /* output IORT node is the ITS group node (the first node) */ | |
6e3e7239 | 494 | idmap->output_reference = cpu_to_le32(iort_node_offset); |
a703b4f6 | 495 | } |
e78f1222 | 496 | |
6e3e7239 SZ |
497 | /* |
498 | * Update the pointer address in case table_data->data moves during above | |
499 | * acpi_data_push operations. | |
500 | */ | |
501 | iort = (AcpiIortTable *)(table_data->data + iort_start); | |
e78f1222 PM |
502 | iort->length = cpu_to_le32(iort_length); |
503 | ||
504 | build_header(linker, table_data, (void *)(table_data->data + iort_start), | |
505 | "IORT", table_data->len - iort_start, 0, NULL, NULL); | |
506 | } | |
507 | ||
f264d51d | 508 | static void |
da4f09a7 | 509 | build_spcr(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
f264d51d AJ |
510 | { |
511 | AcpiSerialPortConsoleRedirection *spcr; | |
da4f09a7 AJ |
512 | const MemMapEntry *uart_memmap = &vms->memmap[VIRT_UART]; |
513 | int irq = vms->irqmap[VIRT_UART] + ARM_SPI_BASE; | |
4d027afe | 514 | int spcr_start = table_data->len; |
f264d51d AJ |
515 | |
516 | spcr = acpi_data_push(table_data, sizeof(*spcr)); | |
517 | ||
518 | spcr->interface_type = 0x3; /* ARM PL011 UART */ | |
519 | ||
520 | spcr->base_address.space_id = AML_SYSTEM_MEMORY; | |
521 | spcr->base_address.bit_width = 8; | |
522 | spcr->base_address.bit_offset = 0; | |
523 | spcr->base_address.access_width = 1; | |
524 | spcr->base_address.address = cpu_to_le64(uart_memmap->base); | |
525 | ||
526 | spcr->interrupt_types = (1 << 3); /* Bit[3] ARMH GIC interrupt */ | |
527 | spcr->gsi = cpu_to_le32(irq); /* Global System Interrupt */ | |
528 | ||
529 | spcr->baud = 3; /* Baud Rate: 3 = 9600 */ | |
530 | spcr->parity = 0; /* No Parity */ | |
531 | spcr->stopbits = 1; /* 1 Stop bit */ | |
532 | spcr->flowctrl = (1 << 1); /* Bit[1] = RTS/CTS hardware flow control */ | |
533 | spcr->term_type = 0; /* Terminal Type: 0 = VT100 */ | |
534 | ||
535 | spcr->pci_device_id = 0xffff; /* PCI Device ID: not a PCI device */ | |
536 | spcr->pci_vendor_id = 0xffff; /* PCI Vendor ID: not a PCI device */ | |
537 | ||
4d027afe Z |
538 | build_header(linker, table_data, (void *)(table_data->data + spcr_start), |
539 | "SPCR", table_data->len - spcr_start, 2, NULL, NULL); | |
f264d51d AJ |
540 | } |
541 | ||
2b302e1e | 542 | static void |
da4f09a7 | 543 | build_srat(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
2b302e1e SZ |
544 | { |
545 | AcpiSystemResourceAffinityTable *srat; | |
546 | AcpiSratProcessorGiccAffinity *core; | |
547 | AcpiSratMemoryAffinity *numamem; | |
4ccf5826 | 548 | int i, srat_start; |
2b302e1e | 549 | uint64_t mem_base; |
4ccf5826 IM |
550 | MachineClass *mc = MACHINE_GET_CLASS(vms); |
551 | const CPUArchIdList *cpu_list = mc->possible_cpu_arch_ids(MACHINE(vms)); | |
2b302e1e SZ |
552 | |
553 | srat_start = table_data->len; | |
554 | srat = acpi_data_push(table_data, sizeof(*srat)); | |
555 | srat->reserved1 = cpu_to_le32(1); | |
556 | ||
4ccf5826 | 557 | for (i = 0; i < cpu_list->len; ++i) { |
2b302e1e SZ |
558 | core = acpi_data_push(table_data, sizeof(*core)); |
559 | core->type = ACPI_SRAT_PROCESSOR_GICC; | |
560 | core->length = sizeof(*core); | |
d41f3e75 | 561 | core->proximity = cpu_to_le32(cpu_list->cpus[i].props.node_id); |
2b302e1e SZ |
562 | core->acpi_processor_uid = cpu_to_le32(i); |
563 | core->flags = cpu_to_le32(1); | |
564 | } | |
2b302e1e | 565 | |
da4f09a7 | 566 | mem_base = vms->memmap[VIRT_MEM].base; |
2b302e1e | 567 | for (i = 0; i < nb_numa_nodes; ++i) { |
66c353ce SZ |
568 | if (numa_info[i].node_mem > 0) { |
569 | numamem = acpi_data_push(table_data, sizeof(*numamem)); | |
570 | build_srat_memory(numamem, mem_base, numa_info[i].node_mem, i, | |
571 | MEM_AFFINITY_ENABLED); | |
572 | mem_base += numa_info[i].node_mem; | |
573 | } | |
2b302e1e SZ |
574 | } |
575 | ||
4d027afe Z |
576 | build_header(linker, table_data, (void *)(table_data->data + srat_start), |
577 | "SRAT", table_data->len - srat_start, 3, NULL, NULL); | |
2b302e1e SZ |
578 | } |
579 | ||
84344884 | 580 | static void |
da4f09a7 | 581 | build_mcfg(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
84344884 SZ |
582 | { |
583 | AcpiTableMcfg *mcfg; | |
da4f09a7 | 584 | const MemMapEntry *memmap = vms->memmap; |
601d626d | 585 | int ecam_id = VIRT_ECAM_ID(vms->highmem_ecam); |
84344884 | 586 | int len = sizeof(*mcfg) + sizeof(mcfg->allocation[0]); |
4d027afe | 587 | int mcfg_start = table_data->len; |
84344884 SZ |
588 | |
589 | mcfg = acpi_data_push(table_data, len); | |
601d626d | 590 | mcfg->allocation[0].address = cpu_to_le64(memmap[ecam_id].base); |
84344884 SZ |
591 | |
592 | /* Only a single allocation so no need to play with segments */ | |
593 | mcfg->allocation[0].pci_segment = cpu_to_le16(0); | |
594 | mcfg->allocation[0].start_bus_number = 0; | |
601d626d | 595 | mcfg->allocation[0].end_bus_number = (memmap[ecam_id].size |
84344884 SZ |
596 | / PCIE_MMCFG_SIZE_MIN) - 1; |
597 | ||
4d027afe Z |
598 | build_header(linker, table_data, (void *)(table_data->data + mcfg_start), |
599 | "MCFG", table_data->len - mcfg_start, 1, NULL, NULL); | |
84344884 SZ |
600 | } |
601 | ||
ee246400 SZ |
602 | /* GTDT */ |
603 | static void | |
8dd845d3 | 604 | build_gtdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
ee246400 | 605 | { |
8dd845d3 | 606 | VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms); |
ee246400 SZ |
607 | int gtdt_start = table_data->len; |
608 | AcpiGenericTimerTable *gtdt; | |
8dd845d3 AJ |
609 | uint32_t irqflags; |
610 | ||
611 | if (vmc->claim_edge_triggered_timers) { | |
612 | irqflags = ACPI_GTDT_INTERRUPT_MODE_EDGE; | |
613 | } else { | |
614 | irqflags = ACPI_GTDT_INTERRUPT_MODE_LEVEL; | |
615 | } | |
ee246400 SZ |
616 | |
617 | gtdt = acpi_data_push(table_data, sizeof *gtdt); | |
618 | /* The interrupt values are the same with the device tree when adding 16 */ | |
330afe05 | 619 | gtdt->secure_el1_interrupt = cpu_to_le32(ARCH_TIMER_S_EL1_IRQ + 16); |
8dd845d3 | 620 | gtdt->secure_el1_flags = cpu_to_le32(irqflags); |
ee246400 | 621 | |
330afe05 | 622 | gtdt->non_secure_el1_interrupt = cpu_to_le32(ARCH_TIMER_NS_EL1_IRQ + 16); |
8dd845d3 | 623 | gtdt->non_secure_el1_flags = cpu_to_le32(irqflags | |
aca4bbf4 | 624 | ACPI_GTDT_CAP_ALWAYS_ON); |
ee246400 | 625 | |
330afe05 | 626 | gtdt->virtual_timer_interrupt = cpu_to_le32(ARCH_TIMER_VIRT_IRQ + 16); |
8dd845d3 | 627 | gtdt->virtual_timer_flags = cpu_to_le32(irqflags); |
ee246400 | 628 | |
330afe05 | 629 | gtdt->non_secure_el2_interrupt = cpu_to_le32(ARCH_TIMER_NS_EL2_IRQ + 16); |
8dd845d3 | 630 | gtdt->non_secure_el2_flags = cpu_to_le32(irqflags); |
ee246400 SZ |
631 | |
632 | build_header(linker, table_data, | |
633 | (void *)(table_data->data + gtdt_start), "GTDT", | |
37ad223c | 634 | table_data->len - gtdt_start, 2, NULL, NULL); |
ee246400 SZ |
635 | } |
636 | ||
982d06c5 SZ |
637 | /* MADT */ |
638 | static void | |
da4f09a7 | 639 | build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
982d06c5 | 640 | { |
da4f09a7 | 641 | VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms); |
982d06c5 | 642 | int madt_start = table_data->len; |
da4f09a7 AJ |
643 | const MemMapEntry *memmap = vms->memmap; |
644 | const int *irqmap = vms->irqmap; | |
982d06c5 SZ |
645 | AcpiMultipleApicTable *madt; |
646 | AcpiMadtGenericDistributor *gicd; | |
ca793736 | 647 | AcpiMadtGenericMsiFrame *gic_msi; |
982d06c5 SZ |
648 | int i; |
649 | ||
650 | madt = acpi_data_push(table_data, sizeof *madt); | |
651 | ||
982d06c5 SZ |
652 | gicd = acpi_data_push(table_data, sizeof *gicd); |
653 | gicd->type = ACPI_APIC_GENERIC_DISTRIBUTOR; | |
654 | gicd->length = sizeof(*gicd); | |
330afe05 | 655 | gicd->base_address = cpu_to_le64(memmap[VIRT_GIC_DIST].base); |
da4f09a7 | 656 | gicd->version = vms->gic_version; |
982d06c5 | 657 | |
da4f09a7 | 658 | for (i = 0; i < vms->smp_cpus; i++) { |
6e2ed65f AJ |
659 | AcpiMadtGenericCpuInterface *gicc = acpi_data_push(table_data, |
660 | sizeof(*gicc)); | |
5d9c1756 SZ |
661 | ARMCPU *armcpu = ARM_CPU(qemu_get_cpu(i)); |
662 | ||
6e2ed65f | 663 | gicc->type = ACPI_APIC_GENERIC_CPU_INTERFACE; |
f2fbface | 664 | gicc->length = sizeof(*gicc); |
da4f09a7 | 665 | if (vms->gic_version == 2) { |
330afe05 | 666 | gicc->base_address = cpu_to_le64(memmap[VIRT_GIC_CPU].base); |
55ef3233 LM |
667 | gicc->gich_base_address = cpu_to_le64(memmap[VIRT_GIC_HYP].base); |
668 | gicc->gicv_base_address = cpu_to_le64(memmap[VIRT_GIC_VCPU].base); | |
f2fbface | 669 | } |
330afe05 AJ |
670 | gicc->cpu_interface_number = cpu_to_le32(i); |
671 | gicc->arm_mpidr = cpu_to_le64(armcpu->mp_affinity); | |
672 | gicc->uid = cpu_to_le32(i); | |
6e2ed65f | 673 | gicc->flags = cpu_to_le32(ACPI_MADT_GICC_ENABLED); |
8433dee0 | 674 | |
929e754d | 675 | if (arm_feature(&armcpu->env, ARM_FEATURE_PMU)) { |
8433dee0 SZ |
676 | gicc->performance_interrupt = cpu_to_le32(PPI(VIRTUAL_PMU_IRQ)); |
677 | } | |
55ef3233 LM |
678 | if (vms->virt) { |
679 | gicc->vgic_interrupt = cpu_to_le32(PPI(ARCH_GIC_MAINT_IRQ)); | |
f29cacfb | 680 | } |
f2fbface SZ |
681 | } |
682 | ||
da4f09a7 | 683 | if (vms->gic_version == 3) { |
13e5c54d | 684 | AcpiMadtGenericTranslator *gic_its; |
a1de312f | 685 | int nb_redist_regions = virt_gicv3_redist_region_count(vms); |
b92ad394 PF |
686 | AcpiMadtGenericRedistributor *gicr = acpi_data_push(table_data, |
687 | sizeof *gicr); | |
688 | ||
689 | gicr->type = ACPI_APIC_GENERIC_REDISTRIBUTOR; | |
690 | gicr->length = sizeof(*gicr); | |
691 | gicr->base_address = cpu_to_le64(memmap[VIRT_GIC_REDIST].base); | |
692 | gicr->range_length = cpu_to_le32(memmap[VIRT_GIC_REDIST].size); | |
13e5c54d | 693 | |
a1de312f EA |
694 | if (nb_redist_regions == 2) { |
695 | gicr = acpi_data_push(table_data, sizeof(*gicr)); | |
696 | gicr->type = ACPI_APIC_GENERIC_REDISTRIBUTOR; | |
697 | gicr->length = sizeof(*gicr); | |
698 | gicr->base_address = cpu_to_le64(memmap[VIRT_GIC_REDIST2].base); | |
699 | gicr->range_length = cpu_to_le32(memmap[VIRT_GIC_REDIST2].size); | |
700 | } | |
701 | ||
da4f09a7 | 702 | if (its_class_name() && !vmc->no_its) { |
13cda487 AJ |
703 | gic_its = acpi_data_push(table_data, sizeof *gic_its); |
704 | gic_its->type = ACPI_APIC_GENERIC_TRANSLATOR; | |
705 | gic_its->length = sizeof(*gic_its); | |
706 | gic_its->translation_id = 0; | |
707 | gic_its->base_address = cpu_to_le64(memmap[VIRT_GIC_ITS].base); | |
13e5c54d | 708 | } |
b92ad394 | 709 | } else { |
b92ad394 PF |
710 | gic_msi = acpi_data_push(table_data, sizeof *gic_msi); |
711 | gic_msi->type = ACPI_APIC_GENERIC_MSI_FRAME; | |
712 | gic_msi->length = sizeof(*gic_msi); | |
713 | gic_msi->gic_msi_frame_id = 0; | |
714 | gic_msi->base_address = cpu_to_le64(memmap[VIRT_GIC_V2M].base); | |
715 | gic_msi->flags = cpu_to_le32(1); | |
716 | gic_msi->spi_count = cpu_to_le16(NUM_GICV2M_SPIS); | |
717 | gic_msi->spi_base = cpu_to_le16(irqmap[VIRT_GIC_V2M] + ARM_SPI_BASE); | |
718 | } | |
ca793736 | 719 | |
982d06c5 SZ |
720 | build_header(linker, table_data, |
721 | (void *)(table_data->data + madt_start), "APIC", | |
37ad223c | 722 | table_data->len - madt_start, 3, NULL, NULL); |
982d06c5 SZ |
723 | } |
724 | ||
c2f7c0c3 | 725 | /* FADT */ |
8612f8bd IM |
726 | static void build_fadt_rev5(GArray *table_data, BIOSLinker *linker, |
727 | VirtMachineState *vms, unsigned dsdt_tbl_offset) | |
c2f7c0c3 | 728 | { |
dd1b2037 IM |
729 | /* ACPI v5.1 */ |
730 | AcpiFadtData fadt = { | |
731 | .rev = 5, | |
732 | .minor_ver = 1, | |
733 | .flags = 1 << ACPI_FADT_F_HW_REDUCED_ACPI, | |
734 | .xdsdt_tbl_offset = &dsdt_tbl_offset, | |
735 | }; | |
79e993a0 AJ |
736 | |
737 | switch (vms->psci_conduit) { | |
738 | case QEMU_PSCI_CONDUIT_DISABLED: | |
dd1b2037 | 739 | fadt.arm_boot_arch = 0; |
79e993a0 AJ |
740 | break; |
741 | case QEMU_PSCI_CONDUIT_HVC: | |
dd1b2037 IM |
742 | fadt.arm_boot_arch = ACPI_FADT_ARM_PSCI_COMPLIANT | |
743 | ACPI_FADT_ARM_PSCI_USE_HVC; | |
79e993a0 AJ |
744 | break; |
745 | case QEMU_PSCI_CONDUIT_SMC: | |
dd1b2037 | 746 | fadt.arm_boot_arch = ACPI_FADT_ARM_PSCI_COMPLIANT; |
79e993a0 AJ |
747 | break; |
748 | default: | |
749 | g_assert_not_reached(); | |
750 | } | |
c2f7c0c3 | 751 | |
dd1b2037 | 752 | build_fadt(table_data, linker, &fadt, NULL, NULL); |
c2f7c0c3 SZ |
753 | } |
754 | ||
dfccd8cf SZ |
755 | /* DSDT */ |
756 | static void | |
da4f09a7 | 757 | build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) |
dfccd8cf SZ |
758 | { |
759 | Aml *scope, *dsdt; | |
da4f09a7 AJ |
760 | const MemMapEntry *memmap = vms->memmap; |
761 | const int *irqmap = vms->irqmap; | |
dfccd8cf SZ |
762 | |
763 | dsdt = init_aml_allocator(); | |
764 | /* Reserve space for header */ | |
765 | acpi_data_push(dsdt->buf, sizeof(AcpiTableHeader)); | |
766 | ||
67736a25 SZ |
767 | /* When booting the VM with UEFI, UEFI takes ownership of the RTC hardware. |
768 | * While UEFI can use libfdt to disable the RTC device node in the DTB that | |
769 | * it passes to the OS, it cannot modify AML. Therefore, we won't generate | |
770 | * the RTC ACPI device at all when using UEFI. | |
771 | */ | |
dfccd8cf | 772 | scope = aml_scope("\\_SB"); |
da4f09a7 | 773 | acpi_dsdt_add_cpus(scope, vms->smp_cpus); |
dfccd8cf SZ |
774 | acpi_dsdt_add_uart(scope, &memmap[VIRT_UART], |
775 | (irqmap[VIRT_UART] + ARM_SPI_BASE)); | |
dfccd8cf | 776 | acpi_dsdt_add_flash(scope, &memmap[VIRT_FLASH]); |
70bee80d | 777 | acpi_dsdt_add_fw_cfg(scope, &memmap[VIRT_FW_CFG]); |
dfccd8cf SZ |
778 | acpi_dsdt_add_virtio(scope, &memmap[VIRT_MMIO], |
779 | (irqmap[VIRT_MMIO] + ARM_SPI_BASE), NUM_VIRTIO_TRANSPORTS); | |
5125f9cd | 780 | acpi_dsdt_add_pci(scope, memmap, (irqmap[VIRT_PCIE] + ARM_SPI_BASE), |
601d626d | 781 | vms->highmem, vms->highmem_ecam); |
aeb1a36d SZ |
782 | acpi_dsdt_add_gpio(scope, &memmap[VIRT_GPIO], |
783 | (irqmap[VIRT_GPIO] + ARM_SPI_BASE)); | |
ac6aa59a | 784 | acpi_dsdt_add_power_button(scope); |
d4e5de1a | 785 | |
dfccd8cf SZ |
786 | aml_append(dsdt, scope); |
787 | ||
788 | /* copy AML table into ACPI tables blob and patch header there */ | |
789 | g_array_append_vals(table_data, dsdt->buf->data, dsdt->buf->len); | |
790 | build_header(linker, table_data, | |
791 | (void *)(table_data->data + table_data->len - dsdt->buf->len), | |
37ad223c | 792 | "DSDT", dsdt->buf->len, 2, NULL, NULL); |
dfccd8cf SZ |
793 | free_aml_allocator(); |
794 | } | |
795 | ||
f5d8c8cd SZ |
796 | typedef |
797 | struct AcpiBuildState { | |
798 | /* Copy of table in RAM (for patching). */ | |
799 | MemoryRegion *table_mr; | |
800 | MemoryRegion *rsdp_mr; | |
801 | MemoryRegion *linker_mr; | |
802 | /* Is table patched? */ | |
803 | bool patched; | |
f5d8c8cd SZ |
804 | } AcpiBuildState; |
805 | ||
806 | static | |
da4f09a7 | 807 | void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) |
f5d8c8cd | 808 | { |
da4f09a7 | 809 | VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms); |
f5d8c8cd | 810 | GArray *table_offsets; |
cb51ac2f | 811 | unsigned dsdt, xsdt; |
dfccd8cf | 812 | GArray *tables_blob = tables->table_data; |
f5d8c8cd SZ |
813 | |
814 | table_offsets = g_array_new(false, true /* clear */, | |
815 | sizeof(uint32_t)); | |
816 | ||
ad9671b8 IM |
817 | bios_linker_loader_alloc(tables->linker, |
818 | ACPI_BUILD_TABLE_FILE, tables_blob, | |
f5d8c8cd SZ |
819 | 64, false /* high memory */); |
820 | ||
dfccd8cf | 821 | /* DSDT is pointed to by FADT */ |
c2f7c0c3 | 822 | dsdt = tables_blob->len; |
da4f09a7 | 823 | build_dsdt(tables_blob, tables->linker, vms); |
dfccd8cf | 824 | |
d0652b57 | 825 | /* FADT MADT GTDT MCFG SPCR pointed to by RSDT */ |
c2f7c0c3 | 826 | acpi_add_table(table_offsets, tables_blob); |
8612f8bd | 827 | build_fadt_rev5(tables_blob, tables->linker, vms, dsdt); |
c2f7c0c3 | 828 | |
982d06c5 | 829 | acpi_add_table(table_offsets, tables_blob); |
da4f09a7 | 830 | build_madt(tables_blob, tables->linker, vms); |
982d06c5 | 831 | |
ee246400 | 832 | acpi_add_table(table_offsets, tables_blob); |
8dd845d3 | 833 | build_gtdt(tables_blob, tables->linker, vms); |
ee246400 | 834 | |
84344884 | 835 | acpi_add_table(table_offsets, tables_blob); |
da4f09a7 | 836 | build_mcfg(tables_blob, tables->linker, vms); |
84344884 | 837 | |
f264d51d | 838 | acpi_add_table(table_offsets, tables_blob); |
da4f09a7 | 839 | build_spcr(tables_blob, tables->linker, vms); |
f264d51d | 840 | |
2b302e1e SZ |
841 | if (nb_numa_nodes > 0) { |
842 | acpi_add_table(table_offsets, tables_blob); | |
da4f09a7 | 843 | build_srat(tables_blob, tables->linker, vms); |
94a66456 AJ |
844 | if (have_numa_distance) { |
845 | acpi_add_table(table_offsets, tables_blob); | |
846 | build_slit(tables_blob, tables->linker); | |
847 | } | |
2b302e1e SZ |
848 | } |
849 | ||
da4f09a7 | 850 | if (its_class_name() && !vmc->no_its) { |
e78f1222 | 851 | acpi_add_table(table_offsets, tables_blob); |
a703b4f6 | 852 | build_iort(tables_blob, tables->linker, vms); |
e78f1222 PM |
853 | } |
854 | ||
cb51ac2f AB |
855 | /* XSDT is pointed to by RSDP */ |
856 | xsdt = tables_blob->len; | |
857 | build_xsdt(tables_blob, tables->linker, table_offsets, NULL, NULL); | |
243bdb79 | 858 | |
d4bec5d8 | 859 | /* RSDP is in FSEG memory, so allocate it separately */ |
5c5fce1a SO |
860 | { |
861 | AcpiRsdpData rsdp_data = { | |
862 | .revision = 2, | |
863 | .oem_id = ACPI_BUILD_APPNAME6, | |
864 | .xsdt_tbl_offset = &xsdt, | |
865 | .rsdt_tbl_offset = NULL, | |
866 | }; | |
867 | build_rsdp(tables->rsdp, tables->linker, &rsdp_data); | |
868 | } | |
d4bec5d8 | 869 | |
f5d8c8cd SZ |
870 | /* Cleanup memory that's no longer used. */ |
871 | g_array_free(table_offsets, true); | |
872 | } | |
873 | ||
874 | static void acpi_ram_update(MemoryRegion *mr, GArray *data) | |
875 | { | |
876 | uint32_t size = acpi_data_len(data); | |
877 | ||
878 | /* Make sure RAM size is correct - in case it got changed | |
879 | * e.g. by migration */ | |
880 | memory_region_ram_resize(mr, size, &error_abort); | |
881 | ||
882 | memcpy(memory_region_get_ram_ptr(mr), data->data, size); | |
883 | memory_region_set_dirty(mr, 0, size); | |
884 | } | |
885 | ||
3f8752b4 | 886 | static void virt_acpi_build_update(void *build_opaque) |
f5d8c8cd SZ |
887 | { |
888 | AcpiBuildState *build_state = build_opaque; | |
889 | AcpiBuildTables tables; | |
890 | ||
891 | /* No state to update or already patched? Nothing to do. */ | |
892 | if (!build_state || build_state->patched) { | |
893 | return; | |
894 | } | |
895 | build_state->patched = true; | |
896 | ||
897 | acpi_build_tables_init(&tables); | |
898 | ||
4dad9e74 | 899 | virt_acpi_build(VIRT_MACHINE(qdev_get_machine()), &tables); |
f5d8c8cd SZ |
900 | |
901 | acpi_ram_update(build_state->table_mr, tables.table_data); | |
902 | acpi_ram_update(build_state->rsdp_mr, tables.rsdp); | |
0e9b9eda | 903 | acpi_ram_update(build_state->linker_mr, tables.linker->cmd_blob); |
f5d8c8cd | 904 | |
f5d8c8cd SZ |
905 | acpi_build_tables_cleanup(&tables, true); |
906 | } | |
907 | ||
908 | static void virt_acpi_build_reset(void *build_opaque) | |
909 | { | |
910 | AcpiBuildState *build_state = build_opaque; | |
911 | build_state->patched = false; | |
912 | } | |
913 | ||
914 | static MemoryRegion *acpi_add_rom_blob(AcpiBuildState *build_state, | |
915 | GArray *blob, const char *name, | |
916 | uint64_t max_size) | |
917 | { | |
918 | return rom_add_blob(name, blob->data, acpi_data_len(blob), max_size, -1, | |
baf2d5bf | 919 | name, virt_acpi_build_update, build_state, NULL, true); |
f5d8c8cd SZ |
920 | } |
921 | ||
922 | static const VMStateDescription vmstate_virt_acpi_build = { | |
923 | .name = "virt_acpi_build", | |
924 | .version_id = 1, | |
925 | .minimum_version_id = 1, | |
926 | .fields = (VMStateField[]) { | |
927 | VMSTATE_BOOL(patched, AcpiBuildState), | |
928 | VMSTATE_END_OF_LIST() | |
929 | }, | |
930 | }; | |
931 | ||
e9a8e474 | 932 | void virt_acpi_setup(VirtMachineState *vms) |
f5d8c8cd SZ |
933 | { |
934 | AcpiBuildTables tables; | |
935 | AcpiBuildState *build_state; | |
936 | ||
af1f60a4 | 937 | if (!vms->fw_cfg) { |
f5d8c8cd SZ |
938 | trace_virt_acpi_setup(); |
939 | return; | |
940 | } | |
941 | ||
942 | if (!acpi_enabled) { | |
943 | trace_virt_acpi_setup(); | |
944 | return; | |
945 | } | |
946 | ||
947 | build_state = g_malloc0(sizeof *build_state); | |
f5d8c8cd SZ |
948 | |
949 | acpi_build_tables_init(&tables); | |
da4f09a7 | 950 | virt_acpi_build(vms, &tables); |
f5d8c8cd SZ |
951 | |
952 | /* Now expose it all to Guest */ | |
953 | build_state->table_mr = acpi_add_rom_blob(build_state, tables.table_data, | |
954 | ACPI_BUILD_TABLE_FILE, | |
955 | ACPI_BUILD_TABLE_MAX_SIZE); | |
956 | assert(build_state->table_mr != NULL); | |
957 | ||
958 | build_state->linker_mr = | |
0e9b9eda IM |
959 | acpi_add_rom_blob(build_state, tables.linker->cmd_blob, |
960 | "etc/table-loader", 0); | |
f5d8c8cd | 961 | |
af1f60a4 AJ |
962 | fw_cfg_add_file(vms->fw_cfg, ACPI_BUILD_TPMLOG_FILE, tables.tcpalog->data, |
963 | acpi_data_len(tables.tcpalog)); | |
f5d8c8cd SZ |
964 | |
965 | build_state->rsdp_mr = acpi_add_rom_blob(build_state, tables.rsdp, | |
966 | ACPI_BUILD_RSDP_FILE, 0); | |
967 | ||
968 | qemu_register_reset(virt_acpi_build_reset, build_state); | |
969 | virt_acpi_build_reset(build_state); | |
970 | vmstate_register(NULL, 0, &vmstate_virt_acpi_build, build_state); | |
971 | ||
972 | /* Cleanup tables but don't free the memory: we track it | |
973 | * in build_state. | |
974 | */ | |
975 | acpi_build_tables_cleanup(&tables, false); | |
976 | } |