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[mirror_qemu.git] / hw / ppc / pnv.c
1 /*
2 * QEMU PowerPC PowerNV machine model
3 *
4 * Copyright (c) 2016, IBM Corporation.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "qemu/osdep.h"
21 #include "qemu-common.h"
22 #include "qemu/units.h"
23 #include "qapi/error.h"
24 #include "sysemu/sysemu.h"
25 #include "sysemu/numa.h"
26 #include "sysemu/reset.h"
27 #include "sysemu/runstate.h"
28 #include "sysemu/cpus.h"
29 #include "sysemu/device_tree.h"
30 #include "target/ppc/cpu.h"
31 #include "qemu/log.h"
32 #include "hw/ppc/fdt.h"
33 #include "hw/ppc/ppc.h"
34 #include "hw/ppc/pnv.h"
35 #include "hw/ppc/pnv_core.h"
36 #include "hw/loader.h"
37 #include "exec/address-spaces.h"
38 #include "qapi/visitor.h"
39 #include "monitor/monitor.h"
40 #include "hw/intc/intc.h"
41 #include "hw/ipmi/ipmi.h"
42 #include "target/ppc/mmu-hash64.h"
43 #include "hw/pci/msi.h"
44
45 #include "hw/ppc/xics.h"
46 #include "hw/qdev-properties.h"
47 #include "hw/ppc/pnv_xscom.h"
48 #include "hw/ppc/pnv_pnor.h"
49
50 #include "hw/isa/isa.h"
51 #include "hw/boards.h"
52 #include "hw/char/serial.h"
53 #include "hw/rtc/mc146818rtc.h"
54
55 #include <libfdt.h>
56
57 #define FDT_MAX_SIZE (1 * MiB)
58
59 #define FW_FILE_NAME "skiboot.lid"
60 #define FW_LOAD_ADDR 0x0
61 #define FW_MAX_SIZE (4 * MiB)
62
63 #define KERNEL_LOAD_ADDR 0x20000000
64 #define KERNEL_MAX_SIZE (256 * MiB)
65 #define INITRD_LOAD_ADDR 0x60000000
66 #define INITRD_MAX_SIZE (256 * MiB)
67
68 static const char *pnv_chip_core_typename(const PnvChip *o)
69 {
70 const char *chip_type = object_class_get_name(object_get_class(OBJECT(o)));
71 int len = strlen(chip_type) - strlen(PNV_CHIP_TYPE_SUFFIX);
72 char *s = g_strdup_printf(PNV_CORE_TYPE_NAME("%.*s"), len, chip_type);
73 const char *core_type = object_class_get_name(object_class_by_name(s));
74 g_free(s);
75 return core_type;
76 }
77
78 /*
79 * On Power Systems E880 (POWER8), the max cpus (threads) should be :
80 * 4 * 4 sockets * 12 cores * 8 threads = 1536
81 * Let's make it 2^11
82 */
83 #define MAX_CPUS 2048
84
85 /*
86 * Memory nodes are created by hostboot, one for each range of memory
87 * that has a different "affinity". In practice, it means one range
88 * per chip.
89 */
90 static void pnv_dt_memory(void *fdt, int chip_id, hwaddr start, hwaddr size)
91 {
92 char *mem_name;
93 uint64_t mem_reg_property[2];
94 int off;
95
96 mem_reg_property[0] = cpu_to_be64(start);
97 mem_reg_property[1] = cpu_to_be64(size);
98
99 mem_name = g_strdup_printf("memory@%"HWADDR_PRIx, start);
100 off = fdt_add_subnode(fdt, 0, mem_name);
101 g_free(mem_name);
102
103 _FDT((fdt_setprop_string(fdt, off, "device_type", "memory")));
104 _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property,
105 sizeof(mem_reg_property))));
106 _FDT((fdt_setprop_cell(fdt, off, "ibm,chip-id", chip_id)));
107 }
108
109 static int get_cpus_node(void *fdt)
110 {
111 int cpus_offset = fdt_path_offset(fdt, "/cpus");
112
113 if (cpus_offset < 0) {
114 cpus_offset = fdt_add_subnode(fdt, 0, "cpus");
115 if (cpus_offset) {
116 _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1)));
117 _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0)));
118 }
119 }
120 _FDT(cpus_offset);
121 return cpus_offset;
122 }
123
124 /*
125 * The PowerNV cores (and threads) need to use real HW ids and not an
126 * incremental index like it has been done on other platforms. This HW
127 * id is stored in the CPU PIR, it is used to create cpu nodes in the
128 * device tree, used in XSCOM to address cores and in interrupt
129 * servers.
130 */
131 static void pnv_dt_core(PnvChip *chip, PnvCore *pc, void *fdt)
132 {
133 PowerPCCPU *cpu = pc->threads[0];
134 CPUState *cs = CPU(cpu);
135 DeviceClass *dc = DEVICE_GET_CLASS(cs);
136 int smt_threads = CPU_CORE(pc)->nr_threads;
137 CPUPPCState *env = &cpu->env;
138 PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
139 uint32_t servers_prop[smt_threads];
140 int i;
141 uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40),
142 0xffffffff, 0xffffffff};
143 uint32_t tbfreq = PNV_TIMEBASE_FREQ;
144 uint32_t cpufreq = 1000000000;
145 uint32_t page_sizes_prop[64];
146 size_t page_sizes_prop_size;
147 const uint8_t pa_features[] = { 24, 0,
148 0xf6, 0x3f, 0xc7, 0xc0, 0x80, 0xf0,
149 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
150 0x00, 0x00, 0x00, 0x00, 0x80, 0x00,
151 0x80, 0x00, 0x80, 0x00, 0x80, 0x00 };
152 int offset;
153 char *nodename;
154 int cpus_offset = get_cpus_node(fdt);
155
156 nodename = g_strdup_printf("%s@%x", dc->fw_name, pc->pir);
157 offset = fdt_add_subnode(fdt, cpus_offset, nodename);
158 _FDT(offset);
159 g_free(nodename);
160
161 _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", chip->chip_id)));
162
163 _FDT((fdt_setprop_cell(fdt, offset, "reg", pc->pir)));
164 _FDT((fdt_setprop_cell(fdt, offset, "ibm,pir", pc->pir)));
165 _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu")));
166
167 _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR])));
168 _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size",
169 env->dcache_line_size)));
170 _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size",
171 env->dcache_line_size)));
172 _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size",
173 env->icache_line_size)));
174 _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size",
175 env->icache_line_size)));
176
177 if (pcc->l1_dcache_size) {
178 _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size",
179 pcc->l1_dcache_size)));
180 } else {
181 warn_report("Unknown L1 dcache size for cpu");
182 }
183 if (pcc->l1_icache_size) {
184 _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size",
185 pcc->l1_icache_size)));
186 } else {
187 warn_report("Unknown L1 icache size for cpu");
188 }
189
190 _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq)));
191 _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq)));
192 _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size",
193 cpu->hash64_opts->slb_size)));
194 _FDT((fdt_setprop_string(fdt, offset, "status", "okay")));
195 _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0)));
196
197 if (env->spr_cb[SPR_PURR].oea_read) {
198 _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0)));
199 }
200
201 if (ppc_hash64_has(cpu, PPC_HASH64_1TSEG)) {
202 _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes",
203 segs, sizeof(segs))));
204 }
205
206 /*
207 * Advertise VMX/VSX (vector extensions) if available
208 * 0 / no property == no vector extensions
209 * 1 == VMX / Altivec available
210 * 2 == VSX available
211 */
212 if (env->insns_flags & PPC_ALTIVEC) {
213 uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1;
214
215 _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx)));
216 }
217
218 /*
219 * Advertise DFP (Decimal Floating Point) if available
220 * 0 / no property == no DFP
221 * 1 == DFP available
222 */
223 if (env->insns_flags2 & PPC2_DFP) {
224 _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1)));
225 }
226
227 page_sizes_prop_size = ppc_create_page_sizes_prop(cpu, page_sizes_prop,
228 sizeof(page_sizes_prop));
229 if (page_sizes_prop_size) {
230 _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes",
231 page_sizes_prop, page_sizes_prop_size)));
232 }
233
234 _FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
235 pa_features, sizeof(pa_features))));
236
237 /* Build interrupt servers properties */
238 for (i = 0; i < smt_threads; i++) {
239 servers_prop[i] = cpu_to_be32(pc->pir + i);
240 }
241 _FDT((fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s",
242 servers_prop, sizeof(servers_prop))));
243 }
244
245 static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir,
246 uint32_t nr_threads)
247 {
248 uint64_t addr = PNV_ICP_BASE(chip) | (pir << 12);
249 char *name;
250 const char compat[] = "IBM,power8-icp\0IBM,ppc-xicp";
251 uint32_t irange[2], i, rsize;
252 uint64_t *reg;
253 int offset;
254
255 irange[0] = cpu_to_be32(pir);
256 irange[1] = cpu_to_be32(nr_threads);
257
258 rsize = sizeof(uint64_t) * 2 * nr_threads;
259 reg = g_malloc(rsize);
260 for (i = 0; i < nr_threads; i++) {
261 reg[i * 2] = cpu_to_be64(addr | ((pir + i) * 0x1000));
262 reg[i * 2 + 1] = cpu_to_be64(0x1000);
263 }
264
265 name = g_strdup_printf("interrupt-controller@%"PRIX64, addr);
266 offset = fdt_add_subnode(fdt, 0, name);
267 _FDT(offset);
268 g_free(name);
269
270 _FDT((fdt_setprop(fdt, offset, "compatible", compat, sizeof(compat))));
271 _FDT((fdt_setprop(fdt, offset, "reg", reg, rsize)));
272 _FDT((fdt_setprop_string(fdt, offset, "device_type",
273 "PowerPC-External-Interrupt-Presentation")));
274 _FDT((fdt_setprop(fdt, offset, "interrupt-controller", NULL, 0)));
275 _FDT((fdt_setprop(fdt, offset, "ibm,interrupt-server-ranges",
276 irange, sizeof(irange))));
277 _FDT((fdt_setprop_cell(fdt, offset, "#interrupt-cells", 1)));
278 _FDT((fdt_setprop_cell(fdt, offset, "#address-cells", 0)));
279 g_free(reg);
280 }
281
282 static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt)
283 {
284 static const char compat[] = "ibm,power8-xscom\0ibm,xscom";
285 int i;
286
287 pnv_dt_xscom(chip, fdt, 0,
288 cpu_to_be64(PNV_XSCOM_BASE(chip)),
289 cpu_to_be64(PNV_XSCOM_SIZE),
290 compat, sizeof(compat));
291
292 for (i = 0; i < chip->nr_cores; i++) {
293 PnvCore *pnv_core = chip->cores[i];
294
295 pnv_dt_core(chip, pnv_core, fdt);
296
297 /* Interrupt Control Presenters (ICP). One per core. */
298 pnv_dt_icp(chip, fdt, pnv_core->pir, CPU_CORE(pnv_core)->nr_threads);
299 }
300
301 if (chip->ram_size) {
302 pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
303 }
304 }
305
306 static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt)
307 {
308 static const char compat[] = "ibm,power9-xscom\0ibm,xscom";
309 int i;
310
311 pnv_dt_xscom(chip, fdt, 0,
312 cpu_to_be64(PNV9_XSCOM_BASE(chip)),
313 cpu_to_be64(PNV9_XSCOM_SIZE),
314 compat, sizeof(compat));
315
316 for (i = 0; i < chip->nr_cores; i++) {
317 PnvCore *pnv_core = chip->cores[i];
318
319 pnv_dt_core(chip, pnv_core, fdt);
320 }
321
322 if (chip->ram_size) {
323 pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
324 }
325
326 pnv_dt_lpc(chip, fdt, 0, PNV9_LPCM_BASE(chip), PNV9_LPCM_SIZE);
327 }
328
329 static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt)
330 {
331 static const char compat[] = "ibm,power10-xscom\0ibm,xscom";
332 int i;
333
334 pnv_dt_xscom(chip, fdt, 0,
335 cpu_to_be64(PNV10_XSCOM_BASE(chip)),
336 cpu_to_be64(PNV10_XSCOM_SIZE),
337 compat, sizeof(compat));
338
339 for (i = 0; i < chip->nr_cores; i++) {
340 PnvCore *pnv_core = chip->cores[i];
341
342 pnv_dt_core(chip, pnv_core, fdt);
343 }
344
345 if (chip->ram_size) {
346 pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
347 }
348
349 pnv_dt_lpc(chip, fdt, 0, PNV10_LPCM_BASE(chip), PNV10_LPCM_SIZE);
350 }
351
352 static void pnv_dt_rtc(ISADevice *d, void *fdt, int lpc_off)
353 {
354 uint32_t io_base = d->ioport_id;
355 uint32_t io_regs[] = {
356 cpu_to_be32(1),
357 cpu_to_be32(io_base),
358 cpu_to_be32(2)
359 };
360 char *name;
361 int node;
362
363 name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
364 node = fdt_add_subnode(fdt, lpc_off, name);
365 _FDT(node);
366 g_free(name);
367
368 _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
369 _FDT((fdt_setprop_string(fdt, node, "compatible", "pnpPNP,b00")));
370 }
371
372 static void pnv_dt_serial(ISADevice *d, void *fdt, int lpc_off)
373 {
374 const char compatible[] = "ns16550\0pnpPNP,501";
375 uint32_t io_base = d->ioport_id;
376 uint32_t io_regs[] = {
377 cpu_to_be32(1),
378 cpu_to_be32(io_base),
379 cpu_to_be32(8)
380 };
381 char *name;
382 int node;
383
384 name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
385 node = fdt_add_subnode(fdt, lpc_off, name);
386 _FDT(node);
387 g_free(name);
388
389 _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
390 _FDT((fdt_setprop(fdt, node, "compatible", compatible,
391 sizeof(compatible))));
392
393 _FDT((fdt_setprop_cell(fdt, node, "clock-frequency", 1843200)));
394 _FDT((fdt_setprop_cell(fdt, node, "current-speed", 115200)));
395 _FDT((fdt_setprop_cell(fdt, node, "interrupts", d->isairq[0])));
396 _FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
397 fdt_get_phandle(fdt, lpc_off))));
398
399 /* This is needed by Linux */
400 _FDT((fdt_setprop_string(fdt, node, "device_type", "serial")));
401 }
402
403 static void pnv_dt_ipmi_bt(ISADevice *d, void *fdt, int lpc_off)
404 {
405 const char compatible[] = "bt\0ipmi-bt";
406 uint32_t io_base;
407 uint32_t io_regs[] = {
408 cpu_to_be32(1),
409 0, /* 'io_base' retrieved from the 'ioport' property of 'isa-ipmi-bt' */
410 cpu_to_be32(3)
411 };
412 uint32_t irq;
413 char *name;
414 int node;
415
416 io_base = object_property_get_int(OBJECT(d), "ioport", &error_fatal);
417 io_regs[1] = cpu_to_be32(io_base);
418
419 irq = object_property_get_int(OBJECT(d), "irq", &error_fatal);
420
421 name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
422 node = fdt_add_subnode(fdt, lpc_off, name);
423 _FDT(node);
424 g_free(name);
425
426 _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
427 _FDT((fdt_setprop(fdt, node, "compatible", compatible,
428 sizeof(compatible))));
429
430 /* Mark it as reserved to avoid Linux trying to claim it */
431 _FDT((fdt_setprop_string(fdt, node, "status", "reserved")));
432 _FDT((fdt_setprop_cell(fdt, node, "interrupts", irq)));
433 _FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
434 fdt_get_phandle(fdt, lpc_off))));
435 }
436
437 typedef struct ForeachPopulateArgs {
438 void *fdt;
439 int offset;
440 } ForeachPopulateArgs;
441
442 static int pnv_dt_isa_device(DeviceState *dev, void *opaque)
443 {
444 ForeachPopulateArgs *args = opaque;
445 ISADevice *d = ISA_DEVICE(dev);
446
447 if (object_dynamic_cast(OBJECT(dev), TYPE_MC146818_RTC)) {
448 pnv_dt_rtc(d, args->fdt, args->offset);
449 } else if (object_dynamic_cast(OBJECT(dev), TYPE_ISA_SERIAL)) {
450 pnv_dt_serial(d, args->fdt, args->offset);
451 } else if (object_dynamic_cast(OBJECT(dev), "isa-ipmi-bt")) {
452 pnv_dt_ipmi_bt(d, args->fdt, args->offset);
453 } else {
454 error_report("unknown isa device %s@i%x", qdev_fw_name(dev),
455 d->ioport_id);
456 }
457
458 return 0;
459 }
460
461 /*
462 * The default LPC bus of a multichip system is on chip 0. It's
463 * recognized by the firmware (skiboot) using a "primary" property.
464 */
465 static void pnv_dt_isa(PnvMachineState *pnv, void *fdt)
466 {
467 int isa_offset = fdt_path_offset(fdt, pnv->chips[0]->dt_isa_nodename);
468 ForeachPopulateArgs args = {
469 .fdt = fdt,
470 .offset = isa_offset,
471 };
472 uint32_t phandle;
473
474 _FDT((fdt_setprop(fdt, isa_offset, "primary", NULL, 0)));
475
476 phandle = qemu_fdt_alloc_phandle(fdt);
477 assert(phandle > 0);
478 _FDT((fdt_setprop_cell(fdt, isa_offset, "phandle", phandle)));
479
480 /*
481 * ISA devices are not necessarily parented to the ISA bus so we
482 * can not use object_child_foreach()
483 */
484 qbus_walk_children(BUS(pnv->isa_bus), pnv_dt_isa_device, NULL, NULL, NULL,
485 &args);
486 }
487
488 static void pnv_dt_power_mgt(PnvMachineState *pnv, void *fdt)
489 {
490 int off;
491
492 off = fdt_add_subnode(fdt, 0, "ibm,opal");
493 off = fdt_add_subnode(fdt, off, "power-mgt");
494
495 _FDT(fdt_setprop_cell(fdt, off, "ibm,enabled-stop-levels", 0xc0000000));
496 }
497
498 static void *pnv_dt_create(MachineState *machine)
499 {
500 PnvMachineClass *pmc = PNV_MACHINE_GET_CLASS(machine);
501 PnvMachineState *pnv = PNV_MACHINE(machine);
502 void *fdt;
503 char *buf;
504 int off;
505 int i;
506
507 fdt = g_malloc0(FDT_MAX_SIZE);
508 _FDT((fdt_create_empty_tree(fdt, FDT_MAX_SIZE)));
509
510 /* /qemu node */
511 _FDT((fdt_add_subnode(fdt, 0, "qemu")));
512
513 /* Root node */
514 _FDT((fdt_setprop_cell(fdt, 0, "#address-cells", 0x2)));
515 _FDT((fdt_setprop_cell(fdt, 0, "#size-cells", 0x2)));
516 _FDT((fdt_setprop_string(fdt, 0, "model",
517 "IBM PowerNV (emulated by qemu)")));
518 _FDT((fdt_setprop(fdt, 0, "compatible", pmc->compat, pmc->compat_size)));
519
520 buf = qemu_uuid_unparse_strdup(&qemu_uuid);
521 _FDT((fdt_setprop_string(fdt, 0, "vm,uuid", buf)));
522 if (qemu_uuid_set) {
523 _FDT((fdt_property_string(fdt, "system-id", buf)));
524 }
525 g_free(buf);
526
527 off = fdt_add_subnode(fdt, 0, "chosen");
528 if (machine->kernel_cmdline) {
529 _FDT((fdt_setprop_string(fdt, off, "bootargs",
530 machine->kernel_cmdline)));
531 }
532
533 if (pnv->initrd_size) {
534 uint32_t start_prop = cpu_to_be32(pnv->initrd_base);
535 uint32_t end_prop = cpu_to_be32(pnv->initrd_base + pnv->initrd_size);
536
537 _FDT((fdt_setprop(fdt, off, "linux,initrd-start",
538 &start_prop, sizeof(start_prop))));
539 _FDT((fdt_setprop(fdt, off, "linux,initrd-end",
540 &end_prop, sizeof(end_prop))));
541 }
542
543 /* Populate device tree for each chip */
544 for (i = 0; i < pnv->num_chips; i++) {
545 PNV_CHIP_GET_CLASS(pnv->chips[i])->dt_populate(pnv->chips[i], fdt);
546 }
547
548 /* Populate ISA devices on chip 0 */
549 pnv_dt_isa(pnv, fdt);
550
551 if (pnv->bmc) {
552 pnv_dt_bmc_sensors(pnv->bmc, fdt);
553 }
554
555 /* Create an extra node for power management on machines that support it */
556 if (pmc->dt_power_mgt) {
557 pmc->dt_power_mgt(pnv, fdt);
558 }
559
560 return fdt;
561 }
562
563 static void pnv_powerdown_notify(Notifier *n, void *opaque)
564 {
565 PnvMachineState *pnv = container_of(n, PnvMachineState, powerdown_notifier);
566
567 if (pnv->bmc) {
568 pnv_bmc_powerdown(pnv->bmc);
569 }
570 }
571
572 static void pnv_reset(MachineState *machine)
573 {
574 void *fdt;
575
576 qemu_devices_reset();
577
578 fdt = pnv_dt_create(machine);
579
580 /* Pack resulting tree */
581 _FDT((fdt_pack(fdt)));
582
583 qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt));
584 cpu_physical_memory_write(PNV_FDT_ADDR, fdt, fdt_totalsize(fdt));
585
586 g_free(fdt);
587 }
588
589 static ISABus *pnv_chip_power8_isa_create(PnvChip *chip, Error **errp)
590 {
591 Pnv8Chip *chip8 = PNV8_CHIP(chip);
592 return pnv_lpc_isa_create(&chip8->lpc, true, errp);
593 }
594
595 static ISABus *pnv_chip_power8nvl_isa_create(PnvChip *chip, Error **errp)
596 {
597 Pnv8Chip *chip8 = PNV8_CHIP(chip);
598 return pnv_lpc_isa_create(&chip8->lpc, false, errp);
599 }
600
601 static ISABus *pnv_chip_power9_isa_create(PnvChip *chip, Error **errp)
602 {
603 Pnv9Chip *chip9 = PNV9_CHIP(chip);
604 return pnv_lpc_isa_create(&chip9->lpc, false, errp);
605 }
606
607 static ISABus *pnv_chip_power10_isa_create(PnvChip *chip, Error **errp)
608 {
609 Pnv10Chip *chip10 = PNV10_CHIP(chip);
610 return pnv_lpc_isa_create(&chip10->lpc, false, errp);
611 }
612
613 static ISABus *pnv_isa_create(PnvChip *chip, Error **errp)
614 {
615 return PNV_CHIP_GET_CLASS(chip)->isa_create(chip, errp);
616 }
617
618 static void pnv_chip_power8_pic_print_info(PnvChip *chip, Monitor *mon)
619 {
620 Pnv8Chip *chip8 = PNV8_CHIP(chip);
621 int i;
622
623 ics_pic_print_info(&chip8->psi.ics, mon);
624 for (i = 0; i < chip->num_phbs; i++) {
625 pnv_phb3_msi_pic_print_info(&chip8->phbs[i].msis, mon);
626 ics_pic_print_info(&chip8->phbs[i].lsis, mon);
627 }
628 }
629
630 static void pnv_chip_power9_pic_print_info(PnvChip *chip, Monitor *mon)
631 {
632 Pnv9Chip *chip9 = PNV9_CHIP(chip);
633 int i, j;
634
635 pnv_xive_pic_print_info(&chip9->xive, mon);
636 pnv_psi_pic_print_info(&chip9->psi, mon);
637
638 for (i = 0; i < PNV9_CHIP_MAX_PEC; i++) {
639 PnvPhb4PecState *pec = &chip9->pecs[i];
640 for (j = 0; j < pec->num_stacks; j++) {
641 pnv_phb4_pic_print_info(&pec->stacks[j].phb, mon);
642 }
643 }
644 }
645
646 static uint64_t pnv_chip_power8_xscom_core_base(PnvChip *chip,
647 uint32_t core_id)
648 {
649 return PNV_XSCOM_EX_BASE(core_id);
650 }
651
652 static uint64_t pnv_chip_power9_xscom_core_base(PnvChip *chip,
653 uint32_t core_id)
654 {
655 return PNV9_XSCOM_EC_BASE(core_id);
656 }
657
658 static uint64_t pnv_chip_power10_xscom_core_base(PnvChip *chip,
659 uint32_t core_id)
660 {
661 return PNV10_XSCOM_EC_BASE(core_id);
662 }
663
664 static bool pnv_match_cpu(const char *default_type, const char *cpu_type)
665 {
666 PowerPCCPUClass *ppc_default =
667 POWERPC_CPU_CLASS(object_class_by_name(default_type));
668 PowerPCCPUClass *ppc =
669 POWERPC_CPU_CLASS(object_class_by_name(cpu_type));
670
671 return ppc_default->pvr_match(ppc_default, ppc->pvr);
672 }
673
674 static void pnv_ipmi_bt_init(ISABus *bus, IPMIBmc *bmc, uint32_t irq)
675 {
676 Object *obj;
677
678 obj = OBJECT(isa_create(bus, "isa-ipmi-bt"));
679 object_property_set_link(obj, OBJECT(bmc), "bmc", &error_fatal);
680 object_property_set_int(obj, irq, "irq", &error_fatal);
681 object_property_set_bool(obj, true, "realized", &error_fatal);
682 }
683
684 static void pnv_chip_power10_pic_print_info(PnvChip *chip, Monitor *mon)
685 {
686 Pnv10Chip *chip10 = PNV10_CHIP(chip);
687
688 pnv_psi_pic_print_info(&chip10->psi, mon);
689 }
690
691 static void pnv_init(MachineState *machine)
692 {
693 PnvMachineState *pnv = PNV_MACHINE(machine);
694 MachineClass *mc = MACHINE_GET_CLASS(machine);
695 char *fw_filename;
696 long fw_size;
697 int i;
698 char *chip_typename;
699 DriveInfo *pnor = drive_get(IF_MTD, 0, 0);
700 DeviceState *dev;
701
702 /* allocate RAM */
703 if (machine->ram_size < (1 * GiB)) {
704 warn_report("skiboot may not work with < 1GB of RAM");
705 }
706 memory_region_add_subregion(get_system_memory(), 0, machine->ram);
707
708 /*
709 * Create our simple PNOR device
710 */
711 dev = qdev_create(NULL, TYPE_PNV_PNOR);
712 if (pnor) {
713 qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(pnor),
714 &error_abort);
715 }
716 qdev_init_nofail(dev);
717 pnv->pnor = PNV_PNOR(dev);
718
719 /* load skiboot firmware */
720 if (bios_name == NULL) {
721 bios_name = FW_FILE_NAME;
722 }
723
724 fw_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
725 if (!fw_filename) {
726 error_report("Could not find OPAL firmware '%s'", bios_name);
727 exit(1);
728 }
729
730 fw_size = load_image_targphys(fw_filename, pnv->fw_load_addr, FW_MAX_SIZE);
731 if (fw_size < 0) {
732 error_report("Could not load OPAL firmware '%s'", fw_filename);
733 exit(1);
734 }
735 g_free(fw_filename);
736
737 /* load kernel */
738 if (machine->kernel_filename) {
739 long kernel_size;
740
741 kernel_size = load_image_targphys(machine->kernel_filename,
742 KERNEL_LOAD_ADDR, KERNEL_MAX_SIZE);
743 if (kernel_size < 0) {
744 error_report("Could not load kernel '%s'",
745 machine->kernel_filename);
746 exit(1);
747 }
748 }
749
750 /* load initrd */
751 if (machine->initrd_filename) {
752 pnv->initrd_base = INITRD_LOAD_ADDR;
753 pnv->initrd_size = load_image_targphys(machine->initrd_filename,
754 pnv->initrd_base, INITRD_MAX_SIZE);
755 if (pnv->initrd_size < 0) {
756 error_report("Could not load initial ram disk '%s'",
757 machine->initrd_filename);
758 exit(1);
759 }
760 }
761
762 /* MSIs are supported on this platform */
763 msi_nonbroken = true;
764
765 /*
766 * Check compatibility of the specified CPU with the machine
767 * default.
768 */
769 if (!pnv_match_cpu(mc->default_cpu_type, machine->cpu_type)) {
770 error_report("invalid CPU model '%s' for %s machine",
771 machine->cpu_type, mc->name);
772 exit(1);
773 }
774
775 /* Create the processor chips */
776 i = strlen(machine->cpu_type) - strlen(POWERPC_CPU_TYPE_SUFFIX);
777 chip_typename = g_strdup_printf(PNV_CHIP_TYPE_NAME("%.*s"),
778 i, machine->cpu_type);
779 if (!object_class_by_name(chip_typename)) {
780 error_report("invalid chip model '%.*s' for %s machine",
781 i, machine->cpu_type, mc->name);
782 exit(1);
783 }
784
785 pnv->num_chips =
786 machine->smp.max_cpus / (machine->smp.cores * machine->smp.threads);
787 /*
788 * TODO: should we decide on how many chips we can create based
789 * on #cores and Venice vs. Murano vs. Naples chip type etc...,
790 */
791 if (!is_power_of_2(pnv->num_chips) || pnv->num_chips > 4) {
792 error_report("invalid number of chips: '%d'", pnv->num_chips);
793 error_printf("Try '-smp sockets=N'. Valid values are : 1, 2 or 4.\n");
794 exit(1);
795 }
796
797 pnv->chips = g_new0(PnvChip *, pnv->num_chips);
798 for (i = 0; i < pnv->num_chips; i++) {
799 char chip_name[32];
800 Object *chip = object_new(chip_typename);
801
802 pnv->chips[i] = PNV_CHIP(chip);
803
804 /*
805 * TODO: put all the memory in one node on chip 0 until we find a
806 * way to specify different ranges for each chip
807 */
808 if (i == 0) {
809 object_property_set_int(chip, machine->ram_size, "ram-size",
810 &error_fatal);
811 }
812
813 snprintf(chip_name, sizeof(chip_name), "chip[%d]", PNV_CHIP_HWID(i));
814 object_property_add_child(OBJECT(pnv), chip_name, chip, &error_fatal);
815 object_property_set_int(chip, PNV_CHIP_HWID(i), "chip-id",
816 &error_fatal);
817 object_property_set_int(chip, machine->smp.cores,
818 "nr-cores", &error_fatal);
819 object_property_set_int(chip, machine->smp.threads,
820 "nr-threads", &error_fatal);
821 /*
822 * The POWER8 machine use the XICS interrupt interface.
823 * Propagate the XICS fabric to the chip and its controllers.
824 */
825 if (object_dynamic_cast(OBJECT(pnv), TYPE_XICS_FABRIC)) {
826 object_property_set_link(chip, OBJECT(pnv), "xics", &error_abort);
827 }
828 if (object_dynamic_cast(OBJECT(pnv), TYPE_XIVE_FABRIC)) {
829 object_property_set_link(chip, OBJECT(pnv), "xive-fabric",
830 &error_abort);
831 }
832 object_property_set_bool(chip, true, "realized", &error_fatal);
833 }
834 g_free(chip_typename);
835
836 /* Create the machine BMC simulator */
837 pnv->bmc = pnv_bmc_create(pnv->pnor);
838
839 /* Instantiate ISA bus on chip 0 */
840 pnv->isa_bus = pnv_isa_create(pnv->chips[0], &error_fatal);
841
842 /* Create serial port */
843 serial_hds_isa_init(pnv->isa_bus, 0, MAX_ISA_SERIAL_PORTS);
844
845 /* Create an RTC ISA device too */
846 mc146818_rtc_init(pnv->isa_bus, 2000, NULL);
847
848 /* Create the IPMI BT device for communication with the BMC */
849 pnv_ipmi_bt_init(pnv->isa_bus, pnv->bmc, 10);
850
851 /*
852 * OpenPOWER systems use a IPMI SEL Event message to notify the
853 * host to powerdown
854 */
855 pnv->powerdown_notifier.notify = pnv_powerdown_notify;
856 qemu_register_powerdown_notifier(&pnv->powerdown_notifier);
857 }
858
859 /*
860 * 0:21 Reserved - Read as zeros
861 * 22:24 Chip ID
862 * 25:28 Core number
863 * 29:31 Thread ID
864 */
865 static uint32_t pnv_chip_core_pir_p8(PnvChip *chip, uint32_t core_id)
866 {
867 return (chip->chip_id << 7) | (core_id << 3);
868 }
869
870 static void pnv_chip_power8_intc_create(PnvChip *chip, PowerPCCPU *cpu,
871 Error **errp)
872 {
873 Pnv8Chip *chip8 = PNV8_CHIP(chip);
874 Error *local_err = NULL;
875 Object *obj;
876 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
877
878 obj = icp_create(OBJECT(cpu), TYPE_PNV_ICP, chip8->xics, &local_err);
879 if (local_err) {
880 error_propagate(errp, local_err);
881 return;
882 }
883
884 pnv_cpu->intc = obj;
885 }
886
887
888 static void pnv_chip_power8_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
889 {
890 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
891
892 icp_reset(ICP(pnv_cpu->intc));
893 }
894
895 static void pnv_chip_power8_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
896 {
897 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
898
899 icp_destroy(ICP(pnv_cpu->intc));
900 pnv_cpu->intc = NULL;
901 }
902
903 static void pnv_chip_power8_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
904 Monitor *mon)
905 {
906 icp_pic_print_info(ICP(pnv_cpu_state(cpu)->intc), mon);
907 }
908
909 /*
910 * 0:48 Reserved - Read as zeroes
911 * 49:52 Node ID
912 * 53:55 Chip ID
913 * 56 Reserved - Read as zero
914 * 57:61 Core number
915 * 62:63 Thread ID
916 *
917 * We only care about the lower bits. uint32_t is fine for the moment.
918 */
919 static uint32_t pnv_chip_core_pir_p9(PnvChip *chip, uint32_t core_id)
920 {
921 return (chip->chip_id << 8) | (core_id << 2);
922 }
923
924 static uint32_t pnv_chip_core_pir_p10(PnvChip *chip, uint32_t core_id)
925 {
926 return (chip->chip_id << 8) | (core_id << 2);
927 }
928
929 static void pnv_chip_power9_intc_create(PnvChip *chip, PowerPCCPU *cpu,
930 Error **errp)
931 {
932 Pnv9Chip *chip9 = PNV9_CHIP(chip);
933 Error *local_err = NULL;
934 Object *obj;
935 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
936
937 /*
938 * The core creates its interrupt presenter but the XIVE interrupt
939 * controller object is initialized afterwards. Hopefully, it's
940 * only used at runtime.
941 */
942 obj = xive_tctx_create(OBJECT(cpu), XIVE_PRESENTER(&chip9->xive),
943 &local_err);
944 if (local_err) {
945 error_propagate(errp, local_err);
946 return;
947 }
948
949 pnv_cpu->intc = obj;
950 }
951
952 static void pnv_chip_power9_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
953 {
954 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
955
956 xive_tctx_reset(XIVE_TCTX(pnv_cpu->intc));
957 }
958
959 static void pnv_chip_power9_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
960 {
961 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
962
963 xive_tctx_destroy(XIVE_TCTX(pnv_cpu->intc));
964 pnv_cpu->intc = NULL;
965 }
966
967 static void pnv_chip_power9_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
968 Monitor *mon)
969 {
970 xive_tctx_pic_print_info(XIVE_TCTX(pnv_cpu_state(cpu)->intc), mon);
971 }
972
973 static void pnv_chip_power10_intc_create(PnvChip *chip, PowerPCCPU *cpu,
974 Error **errp)
975 {
976 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
977
978 /* Will be defined when the interrupt controller is */
979 pnv_cpu->intc = NULL;
980 }
981
982 static void pnv_chip_power10_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
983 {
984 ;
985 }
986
987 static void pnv_chip_power10_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
988 {
989 PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
990
991 pnv_cpu->intc = NULL;
992 }
993
994 static void pnv_chip_power10_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
995 Monitor *mon)
996 {
997 }
998
999 /*
1000 * Allowed core identifiers on a POWER8 Processor Chip :
1001 *
1002 * <EX0 reserved>
1003 * EX1 - Venice only
1004 * EX2 - Venice only
1005 * EX3 - Venice only
1006 * EX4
1007 * EX5
1008 * EX6
1009 * <EX7,8 reserved> <reserved>
1010 * EX9 - Venice only
1011 * EX10 - Venice only
1012 * EX11 - Venice only
1013 * EX12
1014 * EX13
1015 * EX14
1016 * <EX15 reserved>
1017 */
1018 #define POWER8E_CORE_MASK (0x7070ull)
1019 #define POWER8_CORE_MASK (0x7e7eull)
1020
1021 /*
1022 * POWER9 has 24 cores, ids starting at 0x0
1023 */
1024 #define POWER9_CORE_MASK (0xffffffffffffffull)
1025
1026
1027 #define POWER10_CORE_MASK (0xffffffffffffffull)
1028
1029 static void pnv_chip_power8_instance_init(Object *obj)
1030 {
1031 PnvChip *chip = PNV_CHIP(obj);
1032 Pnv8Chip *chip8 = PNV8_CHIP(obj);
1033 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
1034 int i;
1035
1036 object_property_add_link(obj, "xics", TYPE_XICS_FABRIC,
1037 (Object **)&chip8->xics,
1038 object_property_allow_set_link,
1039 OBJ_PROP_LINK_STRONG,
1040 &error_abort);
1041
1042 object_initialize_child(obj, "psi", &chip8->psi, sizeof(chip8->psi),
1043 TYPE_PNV8_PSI, &error_abort, NULL);
1044
1045 object_initialize_child(obj, "lpc", &chip8->lpc, sizeof(chip8->lpc),
1046 TYPE_PNV8_LPC, &error_abort, NULL);
1047
1048 object_initialize_child(obj, "occ", &chip8->occ, sizeof(chip8->occ),
1049 TYPE_PNV8_OCC, &error_abort, NULL);
1050
1051 object_initialize_child(obj, "homer", &chip8->homer, sizeof(chip8->homer),
1052 TYPE_PNV8_HOMER, &error_abort, NULL);
1053
1054 for (i = 0; i < pcc->num_phbs; i++) {
1055 object_initialize_child(obj, "phb[*]", &chip8->phbs[i],
1056 sizeof(chip8->phbs[i]), TYPE_PNV_PHB3,
1057 &error_abort, NULL);
1058 }
1059
1060 /*
1061 * Number of PHBs is the chip default
1062 */
1063 chip->num_phbs = pcc->num_phbs;
1064 }
1065
1066 static void pnv_chip_icp_realize(Pnv8Chip *chip8, Error **errp)
1067 {
1068 PnvChip *chip = PNV_CHIP(chip8);
1069 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
1070 int i, j;
1071 char *name;
1072
1073 name = g_strdup_printf("icp-%x", chip->chip_id);
1074 memory_region_init(&chip8->icp_mmio, OBJECT(chip), name, PNV_ICP_SIZE);
1075 sysbus_init_mmio(SYS_BUS_DEVICE(chip), &chip8->icp_mmio);
1076 g_free(name);
1077
1078 sysbus_mmio_map(SYS_BUS_DEVICE(chip), 1, PNV_ICP_BASE(chip));
1079
1080 /* Map the ICP registers for each thread */
1081 for (i = 0; i < chip->nr_cores; i++) {
1082 PnvCore *pnv_core = chip->cores[i];
1083 int core_hwid = CPU_CORE(pnv_core)->core_id;
1084
1085 for (j = 0; j < CPU_CORE(pnv_core)->nr_threads; j++) {
1086 uint32_t pir = pcc->core_pir(chip, core_hwid) + j;
1087 PnvICPState *icp = PNV_ICP(xics_icp_get(chip8->xics, pir));
1088
1089 memory_region_add_subregion(&chip8->icp_mmio, pir << 12,
1090 &icp->mmio);
1091 }
1092 }
1093 }
1094
1095 static void pnv_chip_power8_realize(DeviceState *dev, Error **errp)
1096 {
1097 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
1098 PnvChip *chip = PNV_CHIP(dev);
1099 Pnv8Chip *chip8 = PNV8_CHIP(dev);
1100 Pnv8Psi *psi8 = &chip8->psi;
1101 Error *local_err = NULL;
1102 int i;
1103
1104 assert(chip8->xics);
1105
1106 /* XSCOM bridge is first */
1107 pnv_xscom_realize(chip, PNV_XSCOM_SIZE, &local_err);
1108 if (local_err) {
1109 error_propagate(errp, local_err);
1110 return;
1111 }
1112 sysbus_mmio_map(SYS_BUS_DEVICE(chip), 0, PNV_XSCOM_BASE(chip));
1113
1114 pcc->parent_realize(dev, &local_err);
1115 if (local_err) {
1116 error_propagate(errp, local_err);
1117 return;
1118 }
1119
1120 /* Processor Service Interface (PSI) Host Bridge */
1121 object_property_set_int(OBJECT(&chip8->psi), PNV_PSIHB_BASE(chip),
1122 "bar", &error_fatal);
1123 object_property_set_link(OBJECT(&chip8->psi), OBJECT(chip8->xics),
1124 ICS_PROP_XICS, &error_abort);
1125 object_property_set_bool(OBJECT(&chip8->psi), true, "realized", &local_err);
1126 if (local_err) {
1127 error_propagate(errp, local_err);
1128 return;
1129 }
1130 pnv_xscom_add_subregion(chip, PNV_XSCOM_PSIHB_BASE,
1131 &PNV_PSI(psi8)->xscom_regs);
1132
1133 /* Create LPC controller */
1134 object_property_set_link(OBJECT(&chip8->lpc), OBJECT(&chip8->psi), "psi",
1135 &error_abort);
1136 object_property_set_bool(OBJECT(&chip8->lpc), true, "realized",
1137 &error_fatal);
1138 pnv_xscom_add_subregion(chip, PNV_XSCOM_LPC_BASE, &chip8->lpc.xscom_regs);
1139
1140 chip->dt_isa_nodename = g_strdup_printf("/xscom@%" PRIx64 "/isa@%x",
1141 (uint64_t) PNV_XSCOM_BASE(chip),
1142 PNV_XSCOM_LPC_BASE);
1143
1144 /*
1145 * Interrupt Management Area. This is the memory region holding
1146 * all the Interrupt Control Presenter (ICP) registers
1147 */
1148 pnv_chip_icp_realize(chip8, &local_err);
1149 if (local_err) {
1150 error_propagate(errp, local_err);
1151 return;
1152 }
1153
1154 /* Create the simplified OCC model */
1155 object_property_set_link(OBJECT(&chip8->occ), OBJECT(&chip8->psi), "psi",
1156 &error_abort);
1157 object_property_set_bool(OBJECT(&chip8->occ), true, "realized", &local_err);
1158 if (local_err) {
1159 error_propagate(errp, local_err);
1160 return;
1161 }
1162 pnv_xscom_add_subregion(chip, PNV_XSCOM_OCC_BASE, &chip8->occ.xscom_regs);
1163
1164 /* OCC SRAM model */
1165 memory_region_add_subregion(get_system_memory(), PNV_OCC_SENSOR_BASE(chip),
1166 &chip8->occ.sram_regs);
1167
1168 /* HOMER */
1169 object_property_set_link(OBJECT(&chip8->homer), OBJECT(chip), "chip",
1170 &error_abort);
1171 object_property_set_bool(OBJECT(&chip8->homer), true, "realized",
1172 &local_err);
1173 if (local_err) {
1174 error_propagate(errp, local_err);
1175 return;
1176 }
1177 /* Homer Xscom region */
1178 pnv_xscom_add_subregion(chip, PNV_XSCOM_PBA_BASE, &chip8->homer.pba_regs);
1179
1180 /* Homer mmio region */
1181 memory_region_add_subregion(get_system_memory(), PNV_HOMER_BASE(chip),
1182 &chip8->homer.regs);
1183
1184 /* PHB3 controllers */
1185 for (i = 0; i < chip->num_phbs; i++) {
1186 PnvPHB3 *phb = &chip8->phbs[i];
1187 PnvPBCQState *pbcq = &phb->pbcq;
1188
1189 object_property_set_int(OBJECT(phb), i, "index", &error_fatal);
1190 object_property_set_int(OBJECT(phb), chip->chip_id, "chip-id",
1191 &error_fatal);
1192 object_property_set_bool(OBJECT(phb), true, "realized", &local_err);
1193 if (local_err) {
1194 error_propagate(errp, local_err);
1195 return;
1196 }
1197 qdev_set_parent_bus(DEVICE(phb), sysbus_get_default());
1198
1199 /* Populate the XSCOM address space. */
1200 pnv_xscom_add_subregion(chip,
1201 PNV_XSCOM_PBCQ_NEST_BASE + 0x400 * phb->phb_id,
1202 &pbcq->xscom_nest_regs);
1203 pnv_xscom_add_subregion(chip,
1204 PNV_XSCOM_PBCQ_PCI_BASE + 0x400 * phb->phb_id,
1205 &pbcq->xscom_pci_regs);
1206 pnv_xscom_add_subregion(chip,
1207 PNV_XSCOM_PBCQ_SPCI_BASE + 0x040 * phb->phb_id,
1208 &pbcq->xscom_spci_regs);
1209 }
1210 }
1211
1212 static uint32_t pnv_chip_power8_xscom_pcba(PnvChip *chip, uint64_t addr)
1213 {
1214 addr &= (PNV_XSCOM_SIZE - 1);
1215 return ((addr >> 4) & ~0xfull) | ((addr >> 3) & 0xf);
1216 }
1217
1218 static void pnv_chip_power8e_class_init(ObjectClass *klass, void *data)
1219 {
1220 DeviceClass *dc = DEVICE_CLASS(klass);
1221 PnvChipClass *k = PNV_CHIP_CLASS(klass);
1222
1223 k->chip_cfam_id = 0x221ef04980000000ull; /* P8 Murano DD2.1 */
1224 k->cores_mask = POWER8E_CORE_MASK;
1225 k->num_phbs = 3;
1226 k->core_pir = pnv_chip_core_pir_p8;
1227 k->intc_create = pnv_chip_power8_intc_create;
1228 k->intc_reset = pnv_chip_power8_intc_reset;
1229 k->intc_destroy = pnv_chip_power8_intc_destroy;
1230 k->intc_print_info = pnv_chip_power8_intc_print_info;
1231 k->isa_create = pnv_chip_power8_isa_create;
1232 k->dt_populate = pnv_chip_power8_dt_populate;
1233 k->pic_print_info = pnv_chip_power8_pic_print_info;
1234 k->xscom_core_base = pnv_chip_power8_xscom_core_base;
1235 k->xscom_pcba = pnv_chip_power8_xscom_pcba;
1236 dc->desc = "PowerNV Chip POWER8E";
1237
1238 device_class_set_parent_realize(dc, pnv_chip_power8_realize,
1239 &k->parent_realize);
1240 }
1241
1242 static void pnv_chip_power8_class_init(ObjectClass *klass, void *data)
1243 {
1244 DeviceClass *dc = DEVICE_CLASS(klass);
1245 PnvChipClass *k = PNV_CHIP_CLASS(klass);
1246
1247 k->chip_cfam_id = 0x220ea04980000000ull; /* P8 Venice DD2.0 */
1248 k->cores_mask = POWER8_CORE_MASK;
1249 k->num_phbs = 3;
1250 k->core_pir = pnv_chip_core_pir_p8;
1251 k->intc_create = pnv_chip_power8_intc_create;
1252 k->intc_reset = pnv_chip_power8_intc_reset;
1253 k->intc_destroy = pnv_chip_power8_intc_destroy;
1254 k->intc_print_info = pnv_chip_power8_intc_print_info;
1255 k->isa_create = pnv_chip_power8_isa_create;
1256 k->dt_populate = pnv_chip_power8_dt_populate;
1257 k->pic_print_info = pnv_chip_power8_pic_print_info;
1258 k->xscom_core_base = pnv_chip_power8_xscom_core_base;
1259 k->xscom_pcba = pnv_chip_power8_xscom_pcba;
1260 dc->desc = "PowerNV Chip POWER8";
1261
1262 device_class_set_parent_realize(dc, pnv_chip_power8_realize,
1263 &k->parent_realize);
1264 }
1265
1266 static void pnv_chip_power8nvl_class_init(ObjectClass *klass, void *data)
1267 {
1268 DeviceClass *dc = DEVICE_CLASS(klass);
1269 PnvChipClass *k = PNV_CHIP_CLASS(klass);
1270
1271 k->chip_cfam_id = 0x120d304980000000ull; /* P8 Naples DD1.0 */
1272 k->cores_mask = POWER8_CORE_MASK;
1273 k->num_phbs = 3;
1274 k->core_pir = pnv_chip_core_pir_p8;
1275 k->intc_create = pnv_chip_power8_intc_create;
1276 k->intc_reset = pnv_chip_power8_intc_reset;
1277 k->intc_destroy = pnv_chip_power8_intc_destroy;
1278 k->intc_print_info = pnv_chip_power8_intc_print_info;
1279 k->isa_create = pnv_chip_power8nvl_isa_create;
1280 k->dt_populate = pnv_chip_power8_dt_populate;
1281 k->pic_print_info = pnv_chip_power8_pic_print_info;
1282 k->xscom_core_base = pnv_chip_power8_xscom_core_base;
1283 k->xscom_pcba = pnv_chip_power8_xscom_pcba;
1284 dc->desc = "PowerNV Chip POWER8NVL";
1285
1286 device_class_set_parent_realize(dc, pnv_chip_power8_realize,
1287 &k->parent_realize);
1288 }
1289
1290 static void pnv_chip_power9_instance_init(Object *obj)
1291 {
1292 PnvChip *chip = PNV_CHIP(obj);
1293 Pnv9Chip *chip9 = PNV9_CHIP(obj);
1294 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
1295 int i;
1296
1297 object_initialize_child(obj, "xive", &chip9->xive, sizeof(chip9->xive),
1298 TYPE_PNV_XIVE, &error_abort, NULL);
1299 object_property_add_alias(obj, "xive-fabric", OBJECT(&chip9->xive),
1300 "xive-fabric", &error_abort);
1301
1302 object_initialize_child(obj, "psi", &chip9->psi, sizeof(chip9->psi),
1303 TYPE_PNV9_PSI, &error_abort, NULL);
1304
1305 object_initialize_child(obj, "lpc", &chip9->lpc, sizeof(chip9->lpc),
1306 TYPE_PNV9_LPC, &error_abort, NULL);
1307
1308 object_initialize_child(obj, "occ", &chip9->occ, sizeof(chip9->occ),
1309 TYPE_PNV9_OCC, &error_abort, NULL);
1310
1311 object_initialize_child(obj, "homer", &chip9->homer, sizeof(chip9->homer),
1312 TYPE_PNV9_HOMER, &error_abort, NULL);
1313
1314 for (i = 0; i < PNV9_CHIP_MAX_PEC; i++) {
1315 object_initialize_child(obj, "pec[*]", &chip9->pecs[i],
1316 sizeof(chip9->pecs[i]), TYPE_PNV_PHB4_PEC,
1317 &error_abort, NULL);
1318 }
1319
1320 /*
1321 * Number of PHBs is the chip default
1322 */
1323 chip->num_phbs = pcc->num_phbs;
1324 }
1325
1326 static void pnv_chip_quad_realize(Pnv9Chip *chip9, Error **errp)
1327 {
1328 PnvChip *chip = PNV_CHIP(chip9);
1329 int i;
1330
1331 chip9->nr_quads = DIV_ROUND_UP(chip->nr_cores, 4);
1332 chip9->quads = g_new0(PnvQuad, chip9->nr_quads);
1333
1334 for (i = 0; i < chip9->nr_quads; i++) {
1335 char eq_name[32];
1336 PnvQuad *eq = &chip9->quads[i];
1337 PnvCore *pnv_core = chip->cores[i * 4];
1338 int core_id = CPU_CORE(pnv_core)->core_id;
1339
1340 snprintf(eq_name, sizeof(eq_name), "eq[%d]", core_id);
1341 object_initialize_child(OBJECT(chip), eq_name, eq, sizeof(*eq),
1342 TYPE_PNV_QUAD, &error_fatal, NULL);
1343
1344 object_property_set_int(OBJECT(eq), core_id, "id", &error_fatal);
1345 object_property_set_bool(OBJECT(eq), true, "realized", &error_fatal);
1346
1347 pnv_xscom_add_subregion(chip, PNV9_XSCOM_EQ_BASE(eq->id),
1348 &eq->xscom_regs);
1349 }
1350 }
1351
1352 static void pnv_chip_power9_phb_realize(PnvChip *chip, Error **errp)
1353 {
1354 Pnv9Chip *chip9 = PNV9_CHIP(chip);
1355 Error *local_err = NULL;
1356 int i, j;
1357 int phb_id = 0;
1358
1359 for (i = 0; i < PNV9_CHIP_MAX_PEC; i++) {
1360 PnvPhb4PecState *pec = &chip9->pecs[i];
1361 PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec);
1362 uint32_t pec_nest_base;
1363 uint32_t pec_pci_base;
1364
1365 object_property_set_int(OBJECT(pec), i, "index", &error_fatal);
1366 /*
1367 * PEC0 -> 1 stack
1368 * PEC1 -> 2 stacks
1369 * PEC2 -> 3 stacks
1370 */
1371 object_property_set_int(OBJECT(pec), i + 1, "num-stacks",
1372 &error_fatal);
1373 object_property_set_int(OBJECT(pec), chip->chip_id, "chip-id",
1374 &error_fatal);
1375 object_property_set_link(OBJECT(pec), OBJECT(get_system_memory()),
1376 "system-memory", &error_abort);
1377 object_property_set_bool(OBJECT(pec), true, "realized", &local_err);
1378 if (local_err) {
1379 error_propagate(errp, local_err);
1380 return;
1381 }
1382
1383 pec_nest_base = pecc->xscom_nest_base(pec);
1384 pec_pci_base = pecc->xscom_pci_base(pec);
1385
1386 pnv_xscom_add_subregion(chip, pec_nest_base, &pec->nest_regs_mr);
1387 pnv_xscom_add_subregion(chip, pec_pci_base, &pec->pci_regs_mr);
1388
1389 for (j = 0; j < pec->num_stacks && phb_id < chip->num_phbs;
1390 j++, phb_id++) {
1391 PnvPhb4PecStack *stack = &pec->stacks[j];
1392 Object *obj = OBJECT(&stack->phb);
1393
1394 object_property_set_int(obj, phb_id, "index", &error_fatal);
1395 object_property_set_int(obj, chip->chip_id, "chip-id",
1396 &error_fatal);
1397 object_property_set_int(obj, PNV_PHB4_VERSION, "version",
1398 &error_fatal);
1399 object_property_set_int(obj, PNV_PHB4_DEVICE_ID, "device-id",
1400 &error_fatal);
1401 object_property_set_link(obj, OBJECT(stack), "stack", &error_abort);
1402 object_property_set_bool(obj, true, "realized", &local_err);
1403 if (local_err) {
1404 error_propagate(errp, local_err);
1405 return;
1406 }
1407 qdev_set_parent_bus(DEVICE(obj), sysbus_get_default());
1408
1409 /* Populate the XSCOM address space. */
1410 pnv_xscom_add_subregion(chip,
1411 pec_nest_base + 0x40 * (stack->stack_no + 1),
1412 &stack->nest_regs_mr);
1413 pnv_xscom_add_subregion(chip,
1414 pec_pci_base + 0x40 * (stack->stack_no + 1),
1415 &stack->pci_regs_mr);
1416 pnv_xscom_add_subregion(chip,
1417 pec_pci_base + PNV9_XSCOM_PEC_PCI_STK0 +
1418 0x40 * stack->stack_no,
1419 &stack->phb_regs_mr);
1420 }
1421 }
1422 }
1423
1424 static void pnv_chip_power9_realize(DeviceState *dev, Error **errp)
1425 {
1426 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
1427 Pnv9Chip *chip9 = PNV9_CHIP(dev);
1428 PnvChip *chip = PNV_CHIP(dev);
1429 Pnv9Psi *psi9 = &chip9->psi;
1430 Error *local_err = NULL;
1431
1432 /* XSCOM bridge is first */
1433 pnv_xscom_realize(chip, PNV9_XSCOM_SIZE, &local_err);
1434 if (local_err) {
1435 error_propagate(errp, local_err);
1436 return;
1437 }
1438 sysbus_mmio_map(SYS_BUS_DEVICE(chip), 0, PNV9_XSCOM_BASE(chip));
1439
1440 pcc->parent_realize(dev, &local_err);
1441 if (local_err) {
1442 error_propagate(errp, local_err);
1443 return;
1444 }
1445
1446 pnv_chip_quad_realize(chip9, &local_err);
1447 if (local_err) {
1448 error_propagate(errp, local_err);
1449 return;
1450 }
1451
1452 /* XIVE interrupt controller (POWER9) */
1453 object_property_set_int(OBJECT(&chip9->xive), PNV9_XIVE_IC_BASE(chip),
1454 "ic-bar", &error_fatal);
1455 object_property_set_int(OBJECT(&chip9->xive), PNV9_XIVE_VC_BASE(chip),
1456 "vc-bar", &error_fatal);
1457 object_property_set_int(OBJECT(&chip9->xive), PNV9_XIVE_PC_BASE(chip),
1458 "pc-bar", &error_fatal);
1459 object_property_set_int(OBJECT(&chip9->xive), PNV9_XIVE_TM_BASE(chip),
1460 "tm-bar", &error_fatal);
1461 object_property_set_link(OBJECT(&chip9->xive), OBJECT(chip), "chip",
1462 &error_abort);
1463 object_property_set_bool(OBJECT(&chip9->xive), true, "realized",
1464 &local_err);
1465 if (local_err) {
1466 error_propagate(errp, local_err);
1467 return;
1468 }
1469 pnv_xscom_add_subregion(chip, PNV9_XSCOM_XIVE_BASE,
1470 &chip9->xive.xscom_regs);
1471
1472 /* Processor Service Interface (PSI) Host Bridge */
1473 object_property_set_int(OBJECT(&chip9->psi), PNV9_PSIHB_BASE(chip),
1474 "bar", &error_fatal);
1475 object_property_set_bool(OBJECT(&chip9->psi), true, "realized", &local_err);
1476 if (local_err) {
1477 error_propagate(errp, local_err);
1478 return;
1479 }
1480 pnv_xscom_add_subregion(chip, PNV9_XSCOM_PSIHB_BASE,
1481 &PNV_PSI(psi9)->xscom_regs);
1482
1483 /* LPC */
1484 object_property_set_link(OBJECT(&chip9->lpc), OBJECT(&chip9->psi), "psi",
1485 &error_abort);
1486 object_property_set_bool(OBJECT(&chip9->lpc), true, "realized", &local_err);
1487 if (local_err) {
1488 error_propagate(errp, local_err);
1489 return;
1490 }
1491 memory_region_add_subregion(get_system_memory(), PNV9_LPCM_BASE(chip),
1492 &chip9->lpc.xscom_regs);
1493
1494 chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0",
1495 (uint64_t) PNV9_LPCM_BASE(chip));
1496
1497 /* Create the simplified OCC model */
1498 object_property_set_link(OBJECT(&chip9->occ), OBJECT(&chip9->psi), "psi",
1499 &error_abort);
1500 object_property_set_bool(OBJECT(&chip9->occ), true, "realized", &local_err);
1501 if (local_err) {
1502 error_propagate(errp, local_err);
1503 return;
1504 }
1505 pnv_xscom_add_subregion(chip, PNV9_XSCOM_OCC_BASE, &chip9->occ.xscom_regs);
1506
1507 /* OCC SRAM model */
1508 memory_region_add_subregion(get_system_memory(), PNV9_OCC_SENSOR_BASE(chip),
1509 &chip9->occ.sram_regs);
1510
1511 /* HOMER */
1512 object_property_set_link(OBJECT(&chip9->homer), OBJECT(chip), "chip",
1513 &error_abort);
1514 object_property_set_bool(OBJECT(&chip9->homer), true, "realized",
1515 &local_err);
1516 if (local_err) {
1517 error_propagate(errp, local_err);
1518 return;
1519 }
1520 /* Homer Xscom region */
1521 pnv_xscom_add_subregion(chip, PNV9_XSCOM_PBA_BASE, &chip9->homer.pba_regs);
1522
1523 /* Homer mmio region */
1524 memory_region_add_subregion(get_system_memory(), PNV9_HOMER_BASE(chip),
1525 &chip9->homer.regs);
1526
1527 /* PHBs */
1528 pnv_chip_power9_phb_realize(chip, &local_err);
1529 if (local_err) {
1530 error_propagate(errp, local_err);
1531 return;
1532 }
1533 }
1534
1535 static uint32_t pnv_chip_power9_xscom_pcba(PnvChip *chip, uint64_t addr)
1536 {
1537 addr &= (PNV9_XSCOM_SIZE - 1);
1538 return addr >> 3;
1539 }
1540
1541 static void pnv_chip_power9_class_init(ObjectClass *klass, void *data)
1542 {
1543 DeviceClass *dc = DEVICE_CLASS(klass);
1544 PnvChipClass *k = PNV_CHIP_CLASS(klass);
1545
1546 k->chip_cfam_id = 0x220d104900008000ull; /* P9 Nimbus DD2.0 */
1547 k->cores_mask = POWER9_CORE_MASK;
1548 k->core_pir = pnv_chip_core_pir_p9;
1549 k->intc_create = pnv_chip_power9_intc_create;
1550 k->intc_reset = pnv_chip_power9_intc_reset;
1551 k->intc_destroy = pnv_chip_power9_intc_destroy;
1552 k->intc_print_info = pnv_chip_power9_intc_print_info;
1553 k->isa_create = pnv_chip_power9_isa_create;
1554 k->dt_populate = pnv_chip_power9_dt_populate;
1555 k->pic_print_info = pnv_chip_power9_pic_print_info;
1556 k->xscom_core_base = pnv_chip_power9_xscom_core_base;
1557 k->xscom_pcba = pnv_chip_power9_xscom_pcba;
1558 dc->desc = "PowerNV Chip POWER9";
1559 k->num_phbs = 6;
1560
1561 device_class_set_parent_realize(dc, pnv_chip_power9_realize,
1562 &k->parent_realize);
1563 }
1564
1565 static void pnv_chip_power10_instance_init(Object *obj)
1566 {
1567 Pnv10Chip *chip10 = PNV10_CHIP(obj);
1568
1569 object_initialize_child(obj, "psi", &chip10->psi, sizeof(chip10->psi),
1570 TYPE_PNV10_PSI, &error_abort, NULL);
1571 object_initialize_child(obj, "lpc", &chip10->lpc, sizeof(chip10->lpc),
1572 TYPE_PNV10_LPC, &error_abort, NULL);
1573 }
1574
1575 static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
1576 {
1577 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
1578 PnvChip *chip = PNV_CHIP(dev);
1579 Pnv10Chip *chip10 = PNV10_CHIP(dev);
1580 Error *local_err = NULL;
1581
1582 /* XSCOM bridge is first */
1583 pnv_xscom_realize(chip, PNV10_XSCOM_SIZE, &local_err);
1584 if (local_err) {
1585 error_propagate(errp, local_err);
1586 return;
1587 }
1588 sysbus_mmio_map(SYS_BUS_DEVICE(chip), 0, PNV10_XSCOM_BASE(chip));
1589
1590 pcc->parent_realize(dev, &local_err);
1591 if (local_err) {
1592 error_propagate(errp, local_err);
1593 return;
1594 }
1595
1596 /* Processor Service Interface (PSI) Host Bridge */
1597 object_property_set_int(OBJECT(&chip10->psi), PNV10_PSIHB_BASE(chip),
1598 "bar", &error_fatal);
1599 object_property_set_bool(OBJECT(&chip10->psi), true, "realized",
1600 &local_err);
1601 if (local_err) {
1602 error_propagate(errp, local_err);
1603 return;
1604 }
1605 pnv_xscom_add_subregion(chip, PNV10_XSCOM_PSIHB_BASE,
1606 &PNV_PSI(&chip10->psi)->xscom_regs);
1607
1608 /* LPC */
1609 object_property_set_link(OBJECT(&chip10->lpc), OBJECT(&chip10->psi), "psi",
1610 &error_abort);
1611 object_property_set_bool(OBJECT(&chip10->lpc), true, "realized",
1612 &local_err);
1613 if (local_err) {
1614 error_propagate(errp, local_err);
1615 return;
1616 }
1617 memory_region_add_subregion(get_system_memory(), PNV10_LPCM_BASE(chip),
1618 &chip10->lpc.xscom_regs);
1619
1620 chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0",
1621 (uint64_t) PNV10_LPCM_BASE(chip));
1622 }
1623
1624 static uint32_t pnv_chip_power10_xscom_pcba(PnvChip *chip, uint64_t addr)
1625 {
1626 addr &= (PNV10_XSCOM_SIZE - 1);
1627 return addr >> 3;
1628 }
1629
1630 static void pnv_chip_power10_class_init(ObjectClass *klass, void *data)
1631 {
1632 DeviceClass *dc = DEVICE_CLASS(klass);
1633 PnvChipClass *k = PNV_CHIP_CLASS(klass);
1634
1635 k->chip_cfam_id = 0x120da04900008000ull; /* P10 DD1.0 (with NX) */
1636 k->cores_mask = POWER10_CORE_MASK;
1637 k->core_pir = pnv_chip_core_pir_p10;
1638 k->intc_create = pnv_chip_power10_intc_create;
1639 k->intc_reset = pnv_chip_power10_intc_reset;
1640 k->intc_destroy = pnv_chip_power10_intc_destroy;
1641 k->intc_print_info = pnv_chip_power10_intc_print_info;
1642 k->isa_create = pnv_chip_power10_isa_create;
1643 k->dt_populate = pnv_chip_power10_dt_populate;
1644 k->pic_print_info = pnv_chip_power10_pic_print_info;
1645 k->xscom_core_base = pnv_chip_power10_xscom_core_base;
1646 k->xscom_pcba = pnv_chip_power10_xscom_pcba;
1647 dc->desc = "PowerNV Chip POWER10";
1648
1649 device_class_set_parent_realize(dc, pnv_chip_power10_realize,
1650 &k->parent_realize);
1651 }
1652
1653 static void pnv_chip_core_sanitize(PnvChip *chip, Error **errp)
1654 {
1655 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
1656 int cores_max;
1657
1658 /*
1659 * No custom mask for this chip, let's use the default one from *
1660 * the chip class
1661 */
1662 if (!chip->cores_mask) {
1663 chip->cores_mask = pcc->cores_mask;
1664 }
1665
1666 /* filter alien core ids ! some are reserved */
1667 if ((chip->cores_mask & pcc->cores_mask) != chip->cores_mask) {
1668 error_setg(errp, "warning: invalid core mask for chip Ox%"PRIx64" !",
1669 chip->cores_mask);
1670 return;
1671 }
1672 chip->cores_mask &= pcc->cores_mask;
1673
1674 /* now that we have a sane layout, let check the number of cores */
1675 cores_max = ctpop64(chip->cores_mask);
1676 if (chip->nr_cores > cores_max) {
1677 error_setg(errp, "warning: too many cores for chip ! Limit is %d",
1678 cores_max);
1679 return;
1680 }
1681 }
1682
1683 static void pnv_chip_core_realize(PnvChip *chip, Error **errp)
1684 {
1685 Error *error = NULL;
1686 PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
1687 const char *typename = pnv_chip_core_typename(chip);
1688 int i, core_hwid;
1689 PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine());
1690
1691 if (!object_class_by_name(typename)) {
1692 error_setg(errp, "Unable to find PowerNV CPU Core '%s'", typename);
1693 return;
1694 }
1695
1696 /* Cores */
1697 pnv_chip_core_sanitize(chip, &error);
1698 if (error) {
1699 error_propagate(errp, error);
1700 return;
1701 }
1702
1703 chip->cores = g_new0(PnvCore *, chip->nr_cores);
1704
1705 for (i = 0, core_hwid = 0; (core_hwid < sizeof(chip->cores_mask) * 8)
1706 && (i < chip->nr_cores); core_hwid++) {
1707 char core_name[32];
1708 PnvCore *pnv_core;
1709 uint64_t xscom_core_base;
1710
1711 if (!(chip->cores_mask & (1ull << core_hwid))) {
1712 continue;
1713 }
1714
1715 pnv_core = PNV_CORE(object_new(typename));
1716
1717 snprintf(core_name, sizeof(core_name), "core[%d]", core_hwid);
1718 object_property_add_child(OBJECT(chip), core_name, OBJECT(pnv_core),
1719 &error_abort);
1720 chip->cores[i] = pnv_core;
1721 object_property_set_int(OBJECT(pnv_core), chip->nr_threads,
1722 "nr-threads", &error_fatal);
1723 object_property_set_int(OBJECT(pnv_core), core_hwid,
1724 CPU_CORE_PROP_CORE_ID, &error_fatal);
1725 object_property_set_int(OBJECT(pnv_core),
1726 pcc->core_pir(chip, core_hwid),
1727 "pir", &error_fatal);
1728 object_property_set_int(OBJECT(pnv_core), pnv->fw_load_addr,
1729 "hrmor", &error_fatal);
1730 object_property_set_link(OBJECT(pnv_core), OBJECT(chip), "chip",
1731 &error_abort);
1732 object_property_set_bool(OBJECT(pnv_core), true, "realized",
1733 &error_fatal);
1734
1735 /* Each core has an XSCOM MMIO region */
1736 xscom_core_base = pcc->xscom_core_base(chip, core_hwid);
1737
1738 pnv_xscom_add_subregion(chip, xscom_core_base,
1739 &pnv_core->xscom_regs);
1740 i++;
1741 }
1742 }
1743
1744 static void pnv_chip_realize(DeviceState *dev, Error **errp)
1745 {
1746 PnvChip *chip = PNV_CHIP(dev);
1747 Error *error = NULL;
1748
1749 /* Cores */
1750 pnv_chip_core_realize(chip, &error);
1751 if (error) {
1752 error_propagate(errp, error);
1753 return;
1754 }
1755 }
1756
1757 static Property pnv_chip_properties[] = {
1758 DEFINE_PROP_UINT32("chip-id", PnvChip, chip_id, 0),
1759 DEFINE_PROP_UINT64("ram-start", PnvChip, ram_start, 0),
1760 DEFINE_PROP_UINT64("ram-size", PnvChip, ram_size, 0),
1761 DEFINE_PROP_UINT32("nr-cores", PnvChip, nr_cores, 1),
1762 DEFINE_PROP_UINT64("cores-mask", PnvChip, cores_mask, 0x0),
1763 DEFINE_PROP_UINT32("nr-threads", PnvChip, nr_threads, 1),
1764 DEFINE_PROP_UINT32("num-phbs", PnvChip, num_phbs, 0),
1765 DEFINE_PROP_END_OF_LIST(),
1766 };
1767
1768 static void pnv_chip_class_init(ObjectClass *klass, void *data)
1769 {
1770 DeviceClass *dc = DEVICE_CLASS(klass);
1771
1772 set_bit(DEVICE_CATEGORY_CPU, dc->categories);
1773 dc->realize = pnv_chip_realize;
1774 device_class_set_props(dc, pnv_chip_properties);
1775 dc->desc = "PowerNV Chip";
1776 }
1777
1778 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir)
1779 {
1780 int i, j;
1781
1782 for (i = 0; i < chip->nr_cores; i++) {
1783 PnvCore *pc = chip->cores[i];
1784 CPUCore *cc = CPU_CORE(pc);
1785
1786 for (j = 0; j < cc->nr_threads; j++) {
1787 if (ppc_cpu_pir(pc->threads[j]) == pir) {
1788 return pc->threads[j];
1789 }
1790 }
1791 }
1792 return NULL;
1793 }
1794
1795 static ICSState *pnv_ics_get(XICSFabric *xi, int irq)
1796 {
1797 PnvMachineState *pnv = PNV_MACHINE(xi);
1798 int i, j;
1799
1800 for (i = 0; i < pnv->num_chips; i++) {
1801 PnvChip *chip = pnv->chips[i];
1802 Pnv8Chip *chip8 = PNV8_CHIP(pnv->chips[i]);
1803
1804 if (ics_valid_irq(&chip8->psi.ics, irq)) {
1805 return &chip8->psi.ics;
1806 }
1807 for (j = 0; j < chip->num_phbs; j++) {
1808 if (ics_valid_irq(&chip8->phbs[j].lsis, irq)) {
1809 return &chip8->phbs[j].lsis;
1810 }
1811 if (ics_valid_irq(ICS(&chip8->phbs[j].msis), irq)) {
1812 return ICS(&chip8->phbs[j].msis);
1813 }
1814 }
1815 }
1816 return NULL;
1817 }
1818
1819 static void pnv_ics_resend(XICSFabric *xi)
1820 {
1821 PnvMachineState *pnv = PNV_MACHINE(xi);
1822 int i, j;
1823
1824 for (i = 0; i < pnv->num_chips; i++) {
1825 PnvChip *chip = pnv->chips[i];
1826 Pnv8Chip *chip8 = PNV8_CHIP(pnv->chips[i]);
1827
1828 ics_resend(&chip8->psi.ics);
1829 for (j = 0; j < chip->num_phbs; j++) {
1830 ics_resend(&chip8->phbs[j].lsis);
1831 ics_resend(ICS(&chip8->phbs[j].msis));
1832 }
1833 }
1834 }
1835
1836 static ICPState *pnv_icp_get(XICSFabric *xi, int pir)
1837 {
1838 PowerPCCPU *cpu = ppc_get_vcpu_by_pir(pir);
1839
1840 return cpu ? ICP(pnv_cpu_state(cpu)->intc) : NULL;
1841 }
1842
1843 static void pnv_pic_print_info(InterruptStatsProvider *obj,
1844 Monitor *mon)
1845 {
1846 PnvMachineState *pnv = PNV_MACHINE(obj);
1847 int i;
1848 CPUState *cs;
1849
1850 CPU_FOREACH(cs) {
1851 PowerPCCPU *cpu = POWERPC_CPU(cs);
1852
1853 /* XXX: loop on each chip/core/thread instead of CPU_FOREACH() */
1854 PNV_CHIP_GET_CLASS(pnv->chips[0])->intc_print_info(pnv->chips[0], cpu,
1855 mon);
1856 }
1857
1858 for (i = 0; i < pnv->num_chips; i++) {
1859 PNV_CHIP_GET_CLASS(pnv->chips[i])->pic_print_info(pnv->chips[i], mon);
1860 }
1861 }
1862
1863 static int pnv_match_nvt(XiveFabric *xfb, uint8_t format,
1864 uint8_t nvt_blk, uint32_t nvt_idx,
1865 bool cam_ignore, uint8_t priority,
1866 uint32_t logic_serv,
1867 XiveTCTXMatch *match)
1868 {
1869 PnvMachineState *pnv = PNV_MACHINE(xfb);
1870 int total_count = 0;
1871 int i;
1872
1873 for (i = 0; i < pnv->num_chips; i++) {
1874 Pnv9Chip *chip9 = PNV9_CHIP(pnv->chips[i]);
1875 XivePresenter *xptr = XIVE_PRESENTER(&chip9->xive);
1876 XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
1877 int count;
1878
1879 count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
1880 priority, logic_serv, match);
1881
1882 if (count < 0) {
1883 return count;
1884 }
1885
1886 total_count += count;
1887 }
1888
1889 return total_count;
1890 }
1891
1892 static void pnv_machine_power8_class_init(ObjectClass *oc, void *data)
1893 {
1894 MachineClass *mc = MACHINE_CLASS(oc);
1895 XICSFabricClass *xic = XICS_FABRIC_CLASS(oc);
1896 PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
1897 static const char compat[] = "qemu,powernv8\0qemu,powernv\0ibm,powernv";
1898
1899 mc->desc = "IBM PowerNV (Non-Virtualized) POWER8";
1900 mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power8_v2.0");
1901
1902 xic->icp_get = pnv_icp_get;
1903 xic->ics_get = pnv_ics_get;
1904 xic->ics_resend = pnv_ics_resend;
1905
1906 pmc->compat = compat;
1907 pmc->compat_size = sizeof(compat);
1908 }
1909
1910 static void pnv_machine_power9_class_init(ObjectClass *oc, void *data)
1911 {
1912 MachineClass *mc = MACHINE_CLASS(oc);
1913 XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
1914 PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
1915 static const char compat[] = "qemu,powernv9\0ibm,powernv";
1916
1917 mc->desc = "IBM PowerNV (Non-Virtualized) POWER9";
1918 mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power9_v2.0");
1919 xfc->match_nvt = pnv_match_nvt;
1920
1921 mc->alias = "powernv";
1922
1923 pmc->compat = compat;
1924 pmc->compat_size = sizeof(compat);
1925 pmc->dt_power_mgt = pnv_dt_power_mgt;
1926 }
1927
1928 static void pnv_machine_power10_class_init(ObjectClass *oc, void *data)
1929 {
1930 MachineClass *mc = MACHINE_CLASS(oc);
1931 PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
1932 static const char compat[] = "qemu,powernv10\0ibm,powernv";
1933
1934 mc->desc = "IBM PowerNV (Non-Virtualized) POWER10";
1935 mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power10_v1.0");
1936
1937 pmc->compat = compat;
1938 pmc->compat_size = sizeof(compat);
1939 pmc->dt_power_mgt = pnv_dt_power_mgt;
1940 }
1941
1942 static bool pnv_machine_get_hb(Object *obj, Error **errp)
1943 {
1944 PnvMachineState *pnv = PNV_MACHINE(obj);
1945
1946 return !!pnv->fw_load_addr;
1947 }
1948
1949 static void pnv_machine_set_hb(Object *obj, bool value, Error **errp)
1950 {
1951 PnvMachineState *pnv = PNV_MACHINE(obj);
1952
1953 if (value) {
1954 pnv->fw_load_addr = 0x8000000;
1955 }
1956 }
1957
1958 static void pnv_machine_class_init(ObjectClass *oc, void *data)
1959 {
1960 MachineClass *mc = MACHINE_CLASS(oc);
1961 InterruptStatsProviderClass *ispc = INTERRUPT_STATS_PROVIDER_CLASS(oc);
1962
1963 mc->desc = "IBM PowerNV (Non-Virtualized)";
1964 mc->init = pnv_init;
1965 mc->reset = pnv_reset;
1966 mc->max_cpus = MAX_CPUS;
1967 /* Pnv provides a AHCI device for storage */
1968 mc->block_default_type = IF_IDE;
1969 mc->no_parallel = 1;
1970 mc->default_boot_order = NULL;
1971 /*
1972 * RAM defaults to less than 2048 for 32-bit hosts, and large
1973 * enough to fit the maximum initrd size at it's load address
1974 */
1975 mc->default_ram_size = INITRD_LOAD_ADDR + INITRD_MAX_SIZE;
1976 mc->default_ram_id = "pnv.ram";
1977 ispc->print_info = pnv_pic_print_info;
1978
1979 object_class_property_add_bool(oc, "hb-mode",
1980 pnv_machine_get_hb, pnv_machine_set_hb,
1981 &error_abort);
1982 object_class_property_set_description(oc, "hb-mode",
1983 "Use a hostboot like boot loader",
1984 NULL);
1985 }
1986
1987 #define DEFINE_PNV8_CHIP_TYPE(type, class_initfn) \
1988 { \
1989 .name = type, \
1990 .class_init = class_initfn, \
1991 .parent = TYPE_PNV8_CHIP, \
1992 }
1993
1994 #define DEFINE_PNV9_CHIP_TYPE(type, class_initfn) \
1995 { \
1996 .name = type, \
1997 .class_init = class_initfn, \
1998 .parent = TYPE_PNV9_CHIP, \
1999 }
2000
2001 #define DEFINE_PNV10_CHIP_TYPE(type, class_initfn) \
2002 { \
2003 .name = type, \
2004 .class_init = class_initfn, \
2005 .parent = TYPE_PNV10_CHIP, \
2006 }
2007
2008 static const TypeInfo types[] = {
2009 {
2010 .name = MACHINE_TYPE_NAME("powernv10"),
2011 .parent = TYPE_PNV_MACHINE,
2012 .class_init = pnv_machine_power10_class_init,
2013 },
2014 {
2015 .name = MACHINE_TYPE_NAME("powernv9"),
2016 .parent = TYPE_PNV_MACHINE,
2017 .class_init = pnv_machine_power9_class_init,
2018 .interfaces = (InterfaceInfo[]) {
2019 { TYPE_XIVE_FABRIC },
2020 { },
2021 },
2022 },
2023 {
2024 .name = MACHINE_TYPE_NAME("powernv8"),
2025 .parent = TYPE_PNV_MACHINE,
2026 .class_init = pnv_machine_power8_class_init,
2027 .interfaces = (InterfaceInfo[]) {
2028 { TYPE_XICS_FABRIC },
2029 { },
2030 },
2031 },
2032 {
2033 .name = TYPE_PNV_MACHINE,
2034 .parent = TYPE_MACHINE,
2035 .abstract = true,
2036 .instance_size = sizeof(PnvMachineState),
2037 .class_init = pnv_machine_class_init,
2038 .class_size = sizeof(PnvMachineClass),
2039 .interfaces = (InterfaceInfo[]) {
2040 { TYPE_INTERRUPT_STATS_PROVIDER },
2041 { },
2042 },
2043 },
2044 {
2045 .name = TYPE_PNV_CHIP,
2046 .parent = TYPE_SYS_BUS_DEVICE,
2047 .class_init = pnv_chip_class_init,
2048 .instance_size = sizeof(PnvChip),
2049 .class_size = sizeof(PnvChipClass),
2050 .abstract = true,
2051 },
2052
2053 /*
2054 * P10 chip and variants
2055 */
2056 {
2057 .name = TYPE_PNV10_CHIP,
2058 .parent = TYPE_PNV_CHIP,
2059 .instance_init = pnv_chip_power10_instance_init,
2060 .instance_size = sizeof(Pnv10Chip),
2061 },
2062 DEFINE_PNV10_CHIP_TYPE(TYPE_PNV_CHIP_POWER10, pnv_chip_power10_class_init),
2063
2064 /*
2065 * P9 chip and variants
2066 */
2067 {
2068 .name = TYPE_PNV9_CHIP,
2069 .parent = TYPE_PNV_CHIP,
2070 .instance_init = pnv_chip_power9_instance_init,
2071 .instance_size = sizeof(Pnv9Chip),
2072 },
2073 DEFINE_PNV9_CHIP_TYPE(TYPE_PNV_CHIP_POWER9, pnv_chip_power9_class_init),
2074
2075 /*
2076 * P8 chip and variants
2077 */
2078 {
2079 .name = TYPE_PNV8_CHIP,
2080 .parent = TYPE_PNV_CHIP,
2081 .instance_init = pnv_chip_power8_instance_init,
2082 .instance_size = sizeof(Pnv8Chip),
2083 },
2084 DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8, pnv_chip_power8_class_init),
2085 DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8E, pnv_chip_power8e_class_init),
2086 DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8NVL,
2087 pnv_chip_power8nvl_class_init),
2088 };
2089
2090 DEFINE_TYPES(types)
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