xref: /openbmc/qemu/hw/ppc/pnv.c (revision 24c3caff995584342101a181af2eacd67129e5ec)
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 2.1 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/datadir.h"
22 #include "qemu/units.h"
23 #include "qemu/cutils.h"
24 #include "qapi/error.h"
25 #include "sysemu/qtest.h"
26 #include "sysemu/sysemu.h"
27 #include "sysemu/numa.h"
28 #include "sysemu/reset.h"
29 #include "sysemu/runstate.h"
30 #include "sysemu/cpus.h"
31 #include "sysemu/device_tree.h"
32 #include "sysemu/hw_accel.h"
33 #include "target/ppc/cpu.h"
34 #include "hw/ppc/fdt.h"
35 #include "hw/ppc/ppc.h"
36 #include "hw/ppc/pnv.h"
37 #include "hw/ppc/pnv_core.h"
38 #include "hw/loader.h"
39 #include "hw/nmi.h"
40 #include "qapi/visitor.h"
41 #include "hw/intc/intc.h"
42 #include "hw/ipmi/ipmi.h"
43 #include "target/ppc/mmu-hash64.h"
44 #include "hw/pci/msi.h"
45 #include "hw/pci-host/pnv_phb.h"
46 #include "hw/pci-host/pnv_phb3.h"
47 #include "hw/pci-host/pnv_phb4.h"
48 
49 #include "hw/ppc/xics.h"
50 #include "hw/qdev-properties.h"
51 #include "hw/ppc/pnv_chip.h"
52 #include "hw/ppc/pnv_xscom.h"
53 #include "hw/ppc/pnv_pnor.h"
54 
55 #include "hw/isa/isa.h"
56 #include "hw/char/serial.h"
57 #include "hw/rtc/mc146818rtc.h"
58 
59 #include <libfdt.h>
60 
61 #define FDT_MAX_SIZE            (1 * MiB)
62 
63 #define FW_FILE_NAME            "skiboot.lid"
64 #define FW_LOAD_ADDR            0x0
65 #define FW_MAX_SIZE             (16 * MiB)
66 
67 #define KERNEL_LOAD_ADDR        0x20000000
68 #define KERNEL_MAX_SIZE         (128 * MiB)
69 #define INITRD_LOAD_ADDR        0x28000000
70 #define INITRD_MAX_SIZE         (128 * MiB)
71 
72 static const char *pnv_chip_core_typename(const PnvChip *o)
73 {
74     const char *chip_type = object_class_get_name(object_get_class(OBJECT(o)));
75     int len = strlen(chip_type) - strlen(PNV_CHIP_TYPE_SUFFIX);
76     char *s = g_strdup_printf(PNV_CORE_TYPE_NAME("%.*s"), len, chip_type);
77     const char *core_type = object_class_get_name(object_class_by_name(s));
78     g_free(s);
79     return core_type;
80 }
81 
82 /*
83  * On Power Systems E880 (POWER8), the max cpus (threads) should be :
84  *     4 * 4 sockets * 12 cores * 8 threads = 1536
85  * Let's make it 2^11
86  */
87 #define MAX_CPUS                2048
88 
89 /*
90  * Memory nodes are created by hostboot, one for each range of memory
91  * that has a different "affinity". In practice, it means one range
92  * per chip.
93  */
94 static void pnv_dt_memory(void *fdt, int chip_id, hwaddr start, hwaddr size)
95 {
96     char *mem_name;
97     uint64_t mem_reg_property[2];
98     int off;
99 
100     mem_reg_property[0] = cpu_to_be64(start);
101     mem_reg_property[1] = cpu_to_be64(size);
102 
103     mem_name = g_strdup_printf("memory@%"HWADDR_PRIx, start);
104     off = fdt_add_subnode(fdt, 0, mem_name);
105     g_free(mem_name);
106 
107     _FDT((fdt_setprop_string(fdt, off, "device_type", "memory")));
108     _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property,
109                        sizeof(mem_reg_property))));
110     _FDT((fdt_setprop_cell(fdt, off, "ibm,chip-id", chip_id)));
111 }
112 
113 static int get_cpus_node(void *fdt)
114 {
115     int cpus_offset = fdt_path_offset(fdt, "/cpus");
116 
117     if (cpus_offset < 0) {
118         cpus_offset = fdt_add_subnode(fdt, 0, "cpus");
119         if (cpus_offset) {
120             _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1)));
121             _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0)));
122         }
123     }
124     _FDT(cpus_offset);
125     return cpus_offset;
126 }
127 
128 /*
129  * The PowerNV cores (and threads) need to use real HW ids and not an
130  * incremental index like it has been done on other platforms. This HW
131  * id is stored in the CPU PIR, it is used to create cpu nodes in the
132  * device tree, used in XSCOM to address cores and in interrupt
133  * servers.
134  */
135 static int pnv_dt_core(PnvChip *chip, PnvCore *pc, void *fdt)
136 {
137     PowerPCCPU *cpu = pc->threads[0];
138     CPUState *cs = CPU(cpu);
139     DeviceClass *dc = DEVICE_GET_CLASS(cs);
140     int smt_threads = CPU_CORE(pc)->nr_threads;
141     CPUPPCState *env = &cpu->env;
142     PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
143     PnvChipClass *pnv_cc = PNV_CHIP_GET_CLASS(chip);
144     g_autofree uint32_t *servers_prop = g_new(uint32_t, smt_threads);
145     int i;
146     uint32_t pir;
147     uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40),
148                        0xffffffff, 0xffffffff};
149     uint32_t tbfreq = PNV_TIMEBASE_FREQ;
150     uint32_t cpufreq = 1000000000;
151     uint32_t page_sizes_prop[64];
152     size_t page_sizes_prop_size;
153     int offset;
154     char *nodename;
155     int cpus_offset = get_cpus_node(fdt);
156 
157     pir = pnv_cc->chip_pir(chip, pc->hwid, 0);
158 
159     nodename = g_strdup_printf("%s@%x", dc->fw_name, pir);
160     offset = fdt_add_subnode(fdt, cpus_offset, nodename);
161     _FDT(offset);
162     g_free(nodename);
163 
164     _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", chip->chip_id)));
165 
166     _FDT((fdt_setprop_cell(fdt, offset, "reg", pir)));
167     _FDT((fdt_setprop_cell(fdt, offset, "ibm,pir", pir)));
168     _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu")));
169 
170     _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR])));
171     _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size",
172                             env->dcache_line_size)));
173     _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size",
174                             env->dcache_line_size)));
175     _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size",
176                             env->icache_line_size)));
177     _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size",
178                             env->icache_line_size)));
179 
180     if (pcc->l1_dcache_size) {
181         _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size",
182                                pcc->l1_dcache_size)));
183     } else {
184         warn_report("Unknown L1 dcache size for cpu");
185     }
186     if (pcc->l1_icache_size) {
187         _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size",
188                                pcc->l1_icache_size)));
189     } else {
190         warn_report("Unknown L1 icache size for cpu");
191     }
192 
193     _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq)));
194     _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq)));
195     _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size",
196                            cpu->hash64_opts->slb_size)));
197     _FDT((fdt_setprop_string(fdt, offset, "status", "okay")));
198     _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0)));
199 
200     if (ppc_has_spr(cpu, SPR_PURR)) {
201         _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0)));
202     }
203 
204     if (ppc_hash64_has(cpu, PPC_HASH64_1TSEG)) {
205         _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes",
206                            segs, sizeof(segs))));
207     }
208 
209     /*
210      * Advertise VMX/VSX (vector extensions) if available
211      *   0 / no property == no vector extensions
212      *   1               == VMX / Altivec available
213      *   2               == VSX available
214      */
215     if (env->insns_flags & PPC_ALTIVEC) {
216         uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1;
217 
218         _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx)));
219     }
220 
221     /*
222      * Advertise DFP (Decimal Floating Point) if available
223      *   0 / no property == no DFP
224      *   1               == DFP available
225      */
226     if (env->insns_flags2 & PPC2_DFP) {
227         _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1)));
228     }
229 
230     page_sizes_prop_size = ppc_create_page_sizes_prop(cpu, page_sizes_prop,
231                                                       sizeof(page_sizes_prop));
232     if (page_sizes_prop_size) {
233         _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes",
234                            page_sizes_prop, page_sizes_prop_size)));
235     }
236 
237     /* Build interrupt servers properties */
238     for (i = 0; i < smt_threads; i++) {
239         servers_prop[i] = cpu_to_be32(pnv_cc->chip_pir(chip, pc->hwid, i));
240     }
241     _FDT((fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s",
242                        servers_prop, sizeof(*servers_prop) * smt_threads)));
243 
244     return offset;
245 }
246 
247 static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t hwid,
248                        uint32_t nr_threads)
249 {
250     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
251     uint32_t pir = pcc->chip_pir(chip, hwid, 0);
252     uint64_t addr = PNV_ICP_BASE(chip) | (pir << 12);
253     char *name;
254     const char compat[] = "IBM,power8-icp\0IBM,ppc-xicp";
255     uint32_t irange[2], i, rsize;
256     uint64_t *reg;
257     int offset;
258 
259     irange[0] = cpu_to_be32(pir);
260     irange[1] = cpu_to_be32(nr_threads);
261 
262     rsize = sizeof(uint64_t) * 2 * nr_threads;
263     reg = g_malloc(rsize);
264     for (i = 0; i < nr_threads; i++) {
265         /* We know P8 PIR is linear with thread id */
266         reg[i * 2] = cpu_to_be64(addr | ((pir + i) * 0x1000));
267         reg[i * 2 + 1] = cpu_to_be64(0x1000);
268     }
269 
270     name = g_strdup_printf("interrupt-controller@%"PRIX64, addr);
271     offset = fdt_add_subnode(fdt, 0, name);
272     _FDT(offset);
273     g_free(name);
274 
275     _FDT((fdt_setprop(fdt, offset, "compatible", compat, sizeof(compat))));
276     _FDT((fdt_setprop(fdt, offset, "reg", reg, rsize)));
277     _FDT((fdt_setprop_string(fdt, offset, "device_type",
278                               "PowerPC-External-Interrupt-Presentation")));
279     _FDT((fdt_setprop(fdt, offset, "interrupt-controller", NULL, 0)));
280     _FDT((fdt_setprop(fdt, offset, "ibm,interrupt-server-ranges",
281                        irange, sizeof(irange))));
282     _FDT((fdt_setprop_cell(fdt, offset, "#interrupt-cells", 1)));
283     _FDT((fdt_setprop_cell(fdt, offset, "#address-cells", 0)));
284     g_free(reg);
285 }
286 
287 /*
288  * Adds a PnvPHB to the chip on P8.
289  * Implemented here, like for defaults PHBs
290  */
291 PnvChip *pnv_chip_add_phb(PnvChip *chip, PnvPHB *phb)
292 {
293     Pnv8Chip *chip8 = PNV8_CHIP(chip);
294 
295     phb->chip = chip;
296 
297     chip8->phbs[chip8->num_phbs] = phb;
298     chip8->num_phbs++;
299     return chip;
300 }
301 
302 /*
303  * Same as spapr pa_features_207 except pnv always enables CI largepages bit.
304  * HTM is always enabled because TCG does implement HTM, it's just a
305  * degenerate implementation.
306  */
307 static const uint8_t pa_features_207[] = { 24, 0,
308                  0xf6, 0x3f, 0xc7, 0xc0, 0x00, 0xf0,
309                  0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
310                  0x00, 0x00, 0x00, 0x00, 0x80, 0x00,
311                  0x80, 0x00, 0x80, 0x00, 0x80, 0x00 };
312 
313 static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt)
314 {
315     static const char compat[] = "ibm,power8-xscom\0ibm,xscom";
316     int i;
317 
318     pnv_dt_xscom(chip, fdt, 0,
319                  cpu_to_be64(PNV_XSCOM_BASE(chip)),
320                  cpu_to_be64(PNV_XSCOM_SIZE),
321                  compat, sizeof(compat));
322 
323     for (i = 0; i < chip->nr_cores; i++) {
324         PnvCore *pnv_core = chip->cores[i];
325         int offset;
326 
327         offset = pnv_dt_core(chip, pnv_core, fdt);
328 
329         _FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
330                            pa_features_207, sizeof(pa_features_207))));
331 
332         /* Interrupt Control Presenters (ICP). One per core. */
333         pnv_dt_icp(chip, fdt, pnv_core->hwid, CPU_CORE(pnv_core)->nr_threads);
334     }
335 
336     if (chip->ram_size) {
337         pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
338     }
339 }
340 
341 /*
342  * Same as spapr pa_features_300 except pnv always enables CI largepages bit.
343  */
344 static const uint8_t pa_features_300[] = { 66, 0,
345     /* 0: MMU|FPU|SLB|RUN|DABR|NX, 1: CILRG|fri[nzpm]|DABRX|SPRG3|SLB0|PP110 */
346     /* 2: VPM|DS205|PPR|DS202|DS206, 3: LSD|URG, 5: LE|CFAR|EB|LSQ */
347     0xf6, 0x3f, 0xc7, 0xc0, 0x00, 0xf0, /* 0 - 5 */
348     /* 6: DS207 */
349     0x80, 0x00, 0x00, 0x00, 0x00, 0x00, /* 6 - 11 */
350     /* 16: Vector */
351     0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 12 - 17 */
352     /* 18: Vec. Scalar, 20: Vec. XOR, 22: HTM */
353     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 18 - 23 */
354     /* 24: Ext. Dec, 26: 64 bit ftrs, 28: PM ftrs */
355     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 24 - 29 */
356     /* 32: LE atomic, 34: EBB + ext EBB */
357     0x00, 0x00, 0x80, 0x00, 0xC0, 0x00, /* 30 - 35 */
358     /* 40: Radix MMU */
359     0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 36 - 41 */
360     /* 42: PM, 44: PC RA, 46: SC vec'd */
361     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 42 - 47 */
362     /* 48: SIMD, 50: QP BFP, 52: String */
363     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 48 - 53 */
364     /* 54: DecFP, 56: DecI, 58: SHA */
365     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 54 - 59 */
366     /* 60: NM atomic, 62: RNG */
367     0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 60 - 65 */
368 };
369 
370 static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt)
371 {
372     static const char compat[] = "ibm,power9-xscom\0ibm,xscom";
373     int i;
374 
375     pnv_dt_xscom(chip, fdt, 0,
376                  cpu_to_be64(PNV9_XSCOM_BASE(chip)),
377                  cpu_to_be64(PNV9_XSCOM_SIZE),
378                  compat, sizeof(compat));
379 
380     for (i = 0; i < chip->nr_cores; i++) {
381         PnvCore *pnv_core = chip->cores[i];
382         int offset;
383 
384         offset = pnv_dt_core(chip, pnv_core, fdt);
385 
386         _FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
387                            pa_features_300, sizeof(pa_features_300))));
388     }
389 
390     if (chip->ram_size) {
391         pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
392     }
393 
394     pnv_dt_lpc(chip, fdt, 0, PNV9_LPCM_BASE(chip), PNV9_LPCM_SIZE);
395 }
396 
397 /*
398  * Same as spapr pa_features_31 except pnv always enables CI largepages bit,
399  * always disables copy/paste.
400  */
401 static const uint8_t pa_features_31[] = { 74, 0,
402     /* 0: MMU|FPU|SLB|RUN|DABR|NX, 1: CILRG|fri[nzpm]|DABRX|SPRG3|SLB0|PP110 */
403     /* 2: VPM|DS205|PPR|DS202|DS206, 3: LSD|URG, 5: LE|CFAR|EB|LSQ */
404     0xf6, 0x3f, 0xc7, 0xc0, 0x00, 0xf0, /* 0 - 5 */
405     /* 6: DS207 */
406     0x80, 0x00, 0x00, 0x00, 0x00, 0x00, /* 6 - 11 */
407     /* 16: Vector */
408     0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 12 - 17 */
409     /* 18: Vec. Scalar, 20: Vec. XOR */
410     0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 18 - 23 */
411     /* 24: Ext. Dec, 26: 64 bit ftrs, 28: PM ftrs */
412     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 24 - 29 */
413     /* 32: LE atomic, 34: EBB + ext EBB */
414     0x00, 0x00, 0x80, 0x00, 0xC0, 0x00, /* 30 - 35 */
415     /* 40: Radix MMU */
416     0x00, 0x00, 0x00, 0x00, 0x80, 0x00, /* 36 - 41 */
417     /* 42: PM, 44: PC RA, 46: SC vec'd */
418     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 42 - 47 */
419     /* 48: SIMD, 50: QP BFP, 52: String */
420     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 48 - 53 */
421     /* 54: DecFP, 56: DecI, 58: SHA */
422     0x80, 0x00, 0x80, 0x00, 0x80, 0x00, /* 54 - 59 */
423     /* 60: NM atomic, 62: RNG */
424     0x80, 0x00, 0x80, 0x00, 0x00, 0x00, /* 60 - 65 */
425     /* 68: DEXCR[SBHE|IBRTPDUS|SRAPD|NPHIE|PHIE] */
426     0x00, 0x00, 0xce, 0x00, 0x00, 0x00, /* 66 - 71 */
427     /* 72: [P]HASHST/[P]HASHCHK */
428     0x80, 0x00,                         /* 72 - 73 */
429 };
430 
431 static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt)
432 {
433     static const char compat[] = "ibm,power10-xscom\0ibm,xscom";
434     int i;
435 
436     pnv_dt_xscom(chip, fdt, 0,
437                  cpu_to_be64(PNV10_XSCOM_BASE(chip)),
438                  cpu_to_be64(PNV10_XSCOM_SIZE),
439                  compat, sizeof(compat));
440 
441     for (i = 0; i < chip->nr_cores; i++) {
442         PnvCore *pnv_core = chip->cores[i];
443         int offset;
444 
445         offset = pnv_dt_core(chip, pnv_core, fdt);
446 
447         _FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
448                            pa_features_31, sizeof(pa_features_31))));
449     }
450 
451     if (chip->ram_size) {
452         pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
453     }
454 
455     pnv_dt_lpc(chip, fdt, 0, PNV10_LPCM_BASE(chip), PNV10_LPCM_SIZE);
456 }
457 
458 static void pnv_dt_rtc(ISADevice *d, void *fdt, int lpc_off)
459 {
460     uint32_t io_base = d->ioport_id;
461     uint32_t io_regs[] = {
462         cpu_to_be32(1),
463         cpu_to_be32(io_base),
464         cpu_to_be32(2)
465     };
466     char *name;
467     int node;
468 
469     name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
470     node = fdt_add_subnode(fdt, lpc_off, name);
471     _FDT(node);
472     g_free(name);
473 
474     _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
475     _FDT((fdt_setprop_string(fdt, node, "compatible", "pnpPNP,b00")));
476 }
477 
478 static void pnv_dt_serial(ISADevice *d, void *fdt, int lpc_off)
479 {
480     const char compatible[] = "ns16550\0pnpPNP,501";
481     uint32_t io_base = d->ioport_id;
482     uint32_t io_regs[] = {
483         cpu_to_be32(1),
484         cpu_to_be32(io_base),
485         cpu_to_be32(8)
486     };
487     uint32_t irq;
488     char *name;
489     int node;
490 
491     irq = object_property_get_uint(OBJECT(d), "irq", &error_fatal);
492 
493     name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
494     node = fdt_add_subnode(fdt, lpc_off, name);
495     _FDT(node);
496     g_free(name);
497 
498     _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
499     _FDT((fdt_setprop(fdt, node, "compatible", compatible,
500                       sizeof(compatible))));
501 
502     _FDT((fdt_setprop_cell(fdt, node, "clock-frequency", 1843200)));
503     _FDT((fdt_setprop_cell(fdt, node, "current-speed", 115200)));
504     _FDT((fdt_setprop_cell(fdt, node, "interrupts", irq)));
505     _FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
506                            fdt_get_phandle(fdt, lpc_off))));
507 
508     /* This is needed by Linux */
509     _FDT((fdt_setprop_string(fdt, node, "device_type", "serial")));
510 }
511 
512 static void pnv_dt_ipmi_bt(ISADevice *d, void *fdt, int lpc_off)
513 {
514     const char compatible[] = "bt\0ipmi-bt";
515     uint32_t io_base;
516     uint32_t io_regs[] = {
517         cpu_to_be32(1),
518         0, /* 'io_base' retrieved from the 'ioport' property of 'isa-ipmi-bt' */
519         cpu_to_be32(3)
520     };
521     uint32_t irq;
522     char *name;
523     int node;
524 
525     io_base = object_property_get_int(OBJECT(d), "ioport", &error_fatal);
526     io_regs[1] = cpu_to_be32(io_base);
527 
528     irq = object_property_get_int(OBJECT(d), "irq", &error_fatal);
529 
530     name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
531     node = fdt_add_subnode(fdt, lpc_off, name);
532     _FDT(node);
533     g_free(name);
534 
535     _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
536     _FDT((fdt_setprop(fdt, node, "compatible", compatible,
537                       sizeof(compatible))));
538 
539     /* Mark it as reserved to avoid Linux trying to claim it */
540     _FDT((fdt_setprop_string(fdt, node, "status", "reserved")));
541     _FDT((fdt_setprop_cell(fdt, node, "interrupts", irq)));
542     _FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
543                            fdt_get_phandle(fdt, lpc_off))));
544 }
545 
546 typedef struct ForeachPopulateArgs {
547     void *fdt;
548     int offset;
549 } ForeachPopulateArgs;
550 
551 static int pnv_dt_isa_device(DeviceState *dev, void *opaque)
552 {
553     ForeachPopulateArgs *args = opaque;
554     ISADevice *d = ISA_DEVICE(dev);
555 
556     if (object_dynamic_cast(OBJECT(dev), TYPE_MC146818_RTC)) {
557         pnv_dt_rtc(d, args->fdt, args->offset);
558     } else if (object_dynamic_cast(OBJECT(dev), TYPE_ISA_SERIAL)) {
559         pnv_dt_serial(d, args->fdt, args->offset);
560     } else if (object_dynamic_cast(OBJECT(dev), "isa-ipmi-bt")) {
561         pnv_dt_ipmi_bt(d, args->fdt, args->offset);
562     } else {
563         error_report("unknown isa device %s@i%x", qdev_fw_name(dev),
564                      d->ioport_id);
565     }
566 
567     return 0;
568 }
569 
570 /*
571  * The default LPC bus of a multichip system is on chip 0. It's
572  * recognized by the firmware (skiboot) using a "primary" property.
573  */
574 static void pnv_dt_isa(PnvMachineState *pnv, void *fdt)
575 {
576     int isa_offset = fdt_path_offset(fdt, pnv->chips[0]->dt_isa_nodename);
577     ForeachPopulateArgs args = {
578         .fdt = fdt,
579         .offset = isa_offset,
580     };
581     uint32_t phandle;
582 
583     _FDT((fdt_setprop(fdt, isa_offset, "primary", NULL, 0)));
584 
585     phandle = qemu_fdt_alloc_phandle(fdt);
586     assert(phandle > 0);
587     _FDT((fdt_setprop_cell(fdt, isa_offset, "phandle", phandle)));
588 
589     /*
590      * ISA devices are not necessarily parented to the ISA bus so we
591      * can not use object_child_foreach()
592      */
593     qbus_walk_children(BUS(pnv->isa_bus), pnv_dt_isa_device, NULL, NULL, NULL,
594                        &args);
595 }
596 
597 static void pnv_dt_power_mgt(PnvMachineState *pnv, void *fdt)
598 {
599     int off;
600 
601     off = fdt_add_subnode(fdt, 0, "ibm,opal");
602     off = fdt_add_subnode(fdt, off, "power-mgt");
603 
604     _FDT(fdt_setprop_cell(fdt, off, "ibm,enabled-stop-levels", 0xc0000000));
605 }
606 
607 static void *pnv_dt_create(MachineState *machine)
608 {
609     PnvMachineClass *pmc = PNV_MACHINE_GET_CLASS(machine);
610     PnvMachineState *pnv = PNV_MACHINE(machine);
611     void *fdt;
612     char *buf;
613     int off;
614     int i;
615 
616     fdt = g_malloc0(FDT_MAX_SIZE);
617     _FDT((fdt_create_empty_tree(fdt, FDT_MAX_SIZE)));
618 
619     /* /qemu node */
620     _FDT((fdt_add_subnode(fdt, 0, "qemu")));
621 
622     /* Root node */
623     _FDT((fdt_setprop_cell(fdt, 0, "#address-cells", 0x2)));
624     _FDT((fdt_setprop_cell(fdt, 0, "#size-cells", 0x2)));
625     _FDT((fdt_setprop_string(fdt, 0, "model",
626                              "IBM PowerNV (emulated by qemu)")));
627     _FDT((fdt_setprop(fdt, 0, "compatible", pmc->compat, pmc->compat_size)));
628 
629     buf =  qemu_uuid_unparse_strdup(&qemu_uuid);
630     _FDT((fdt_setprop_string(fdt, 0, "vm,uuid", buf)));
631     if (qemu_uuid_set) {
632         _FDT((fdt_setprop_string(fdt, 0, "system-id", buf)));
633     }
634     g_free(buf);
635 
636     off = fdt_add_subnode(fdt, 0, "chosen");
637     if (machine->kernel_cmdline) {
638         _FDT((fdt_setprop_string(fdt, off, "bootargs",
639                                  machine->kernel_cmdline)));
640     }
641 
642     if (pnv->initrd_size) {
643         uint32_t start_prop = cpu_to_be32(pnv->initrd_base);
644         uint32_t end_prop = cpu_to_be32(pnv->initrd_base + pnv->initrd_size);
645 
646         _FDT((fdt_setprop(fdt, off, "linux,initrd-start",
647                                &start_prop, sizeof(start_prop))));
648         _FDT((fdt_setprop(fdt, off, "linux,initrd-end",
649                                &end_prop, sizeof(end_prop))));
650     }
651 
652     /* Populate device tree for each chip */
653     for (i = 0; i < pnv->num_chips; i++) {
654         PNV_CHIP_GET_CLASS(pnv->chips[i])->dt_populate(pnv->chips[i], fdt);
655     }
656 
657     /* Populate ISA devices on chip 0 */
658     pnv_dt_isa(pnv, fdt);
659 
660     if (pnv->bmc) {
661         pnv_dt_bmc_sensors(pnv->bmc, fdt);
662     }
663 
664     /* Create an extra node for power management on machines that support it */
665     if (pmc->dt_power_mgt) {
666         pmc->dt_power_mgt(pnv, fdt);
667     }
668 
669     return fdt;
670 }
671 
672 static void pnv_powerdown_notify(Notifier *n, void *opaque)
673 {
674     PnvMachineState *pnv = container_of(n, PnvMachineState, powerdown_notifier);
675 
676     if (pnv->bmc) {
677         pnv_bmc_powerdown(pnv->bmc);
678     }
679 }
680 
681 static void pnv_reset(MachineState *machine, ShutdownCause reason)
682 {
683     PnvMachineState *pnv = PNV_MACHINE(machine);
684     IPMIBmc *bmc;
685     void *fdt;
686 
687     qemu_devices_reset(reason);
688 
689     /*
690      * The machine should provide by default an internal BMC simulator.
691      * If not, try to use the BMC device that was provided on the command
692      * line.
693      */
694     bmc = pnv_bmc_find(&error_fatal);
695     if (!pnv->bmc) {
696         if (!bmc) {
697             if (!qtest_enabled()) {
698                 warn_report("machine has no BMC device. Use '-device "
699                             "ipmi-bmc-sim,id=bmc0 -device isa-ipmi-bt,bmc=bmc0,irq=10' "
700                             "to define one");
701             }
702         } else {
703             pnv_bmc_set_pnor(bmc, pnv->pnor);
704             pnv->bmc = bmc;
705         }
706     }
707 
708     fdt = pnv_dt_create(machine);
709 
710     /* Pack resulting tree */
711     _FDT((fdt_pack(fdt)));
712 
713     qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt));
714     cpu_physical_memory_write(PNV_FDT_ADDR, fdt, fdt_totalsize(fdt));
715 
716     /*
717      * Set machine->fdt for 'dumpdtb' QMP/HMP command. Free
718      * the existing machine->fdt to avoid leaking it during
719      * a reset.
720      */
721     g_free(machine->fdt);
722     machine->fdt = fdt;
723 }
724 
725 static ISABus *pnv_chip_power8_isa_create(PnvChip *chip, Error **errp)
726 {
727     Pnv8Chip *chip8 = PNV8_CHIP(chip);
728     qemu_irq irq = qdev_get_gpio_in(DEVICE(&chip8->psi), PSIHB_IRQ_EXTERNAL);
729 
730     qdev_connect_gpio_out_named(DEVICE(&chip8->lpc), "LPCHC", 0, irq);
731 
732     return pnv_lpc_isa_create(&chip8->lpc, true, errp);
733 }
734 
735 static ISABus *pnv_chip_power8nvl_isa_create(PnvChip *chip, Error **errp)
736 {
737     Pnv8Chip *chip8 = PNV8_CHIP(chip);
738     qemu_irq irq = qdev_get_gpio_in(DEVICE(&chip8->psi), PSIHB_IRQ_LPC_I2C);
739 
740     qdev_connect_gpio_out_named(DEVICE(&chip8->lpc), "LPCHC", 0, irq);
741 
742     return pnv_lpc_isa_create(&chip8->lpc, false, errp);
743 }
744 
745 static ISABus *pnv_chip_power9_isa_create(PnvChip *chip, Error **errp)
746 {
747     Pnv9Chip *chip9 = PNV9_CHIP(chip);
748     qemu_irq irq;
749 
750     irq = qdev_get_gpio_in(DEVICE(&chip9->psi), PSIHB9_IRQ_LPCHC);
751     qdev_connect_gpio_out_named(DEVICE(&chip9->lpc), "LPCHC", 0, irq);
752 
753     irq = qdev_get_gpio_in(DEVICE(&chip9->psi), PSIHB9_IRQ_LPC_SIRQ0);
754     qdev_connect_gpio_out_named(DEVICE(&chip9->lpc), "SERIRQ", 0, irq);
755     irq = qdev_get_gpio_in(DEVICE(&chip9->psi), PSIHB9_IRQ_LPC_SIRQ1);
756     qdev_connect_gpio_out_named(DEVICE(&chip9->lpc), "SERIRQ", 1, irq);
757     irq = qdev_get_gpio_in(DEVICE(&chip9->psi), PSIHB9_IRQ_LPC_SIRQ2);
758     qdev_connect_gpio_out_named(DEVICE(&chip9->lpc), "SERIRQ", 2, irq);
759     irq = qdev_get_gpio_in(DEVICE(&chip9->psi), PSIHB9_IRQ_LPC_SIRQ3);
760     qdev_connect_gpio_out_named(DEVICE(&chip9->lpc), "SERIRQ", 3, irq);
761 
762     return pnv_lpc_isa_create(&chip9->lpc, false, errp);
763 }
764 
765 static ISABus *pnv_chip_power10_isa_create(PnvChip *chip, Error **errp)
766 {
767     Pnv10Chip *chip10 = PNV10_CHIP(chip);
768     qemu_irq irq;
769 
770     irq = qdev_get_gpio_in(DEVICE(&chip10->psi), PSIHB9_IRQ_LPCHC);
771     qdev_connect_gpio_out_named(DEVICE(&chip10->lpc), "LPCHC", 0, irq);
772 
773     irq = qdev_get_gpio_in(DEVICE(&chip10->psi), PSIHB9_IRQ_LPC_SIRQ0);
774     qdev_connect_gpio_out_named(DEVICE(&chip10->lpc), "SERIRQ", 0, irq);
775     irq = qdev_get_gpio_in(DEVICE(&chip10->psi), PSIHB9_IRQ_LPC_SIRQ1);
776     qdev_connect_gpio_out_named(DEVICE(&chip10->lpc), "SERIRQ", 1, irq);
777     irq = qdev_get_gpio_in(DEVICE(&chip10->psi), PSIHB9_IRQ_LPC_SIRQ2);
778     qdev_connect_gpio_out_named(DEVICE(&chip10->lpc), "SERIRQ", 2, irq);
779     irq = qdev_get_gpio_in(DEVICE(&chip10->psi), PSIHB9_IRQ_LPC_SIRQ3);
780     qdev_connect_gpio_out_named(DEVICE(&chip10->lpc), "SERIRQ", 3, irq);
781 
782     return pnv_lpc_isa_create(&chip10->lpc, false, errp);
783 }
784 
785 static ISABus *pnv_isa_create(PnvChip *chip, Error **errp)
786 {
787     return PNV_CHIP_GET_CLASS(chip)->isa_create(chip, errp);
788 }
789 
790 static void pnv_chip_power8_pic_print_info(PnvChip *chip, GString *buf)
791 {
792     Pnv8Chip *chip8 = PNV8_CHIP(chip);
793     int i;
794 
795     ics_pic_print_info(&chip8->psi.ics, buf);
796 
797     for (i = 0; i < chip8->num_phbs; i++) {
798         PnvPHB *phb = chip8->phbs[i];
799         PnvPHB3 *phb3 = PNV_PHB3(phb->backend);
800 
801         pnv_phb3_msi_pic_print_info(&phb3->msis, buf);
802         ics_pic_print_info(&phb3->lsis, buf);
803     }
804 }
805 
806 static int pnv_chip_power9_pic_print_info_child(Object *child, void *opaque)
807 {
808     GString *buf = opaque;
809     PnvPHB *phb =  (PnvPHB *) object_dynamic_cast(child, TYPE_PNV_PHB);
810 
811     if (!phb) {
812         return 0;
813     }
814 
815     pnv_phb4_pic_print_info(PNV_PHB4(phb->backend), buf);
816 
817     return 0;
818 }
819 
820 static void pnv_chip_power9_pic_print_info(PnvChip *chip, GString *buf)
821 {
822     Pnv9Chip *chip9 = PNV9_CHIP(chip);
823 
824     pnv_xive_pic_print_info(&chip9->xive, buf);
825     pnv_psi_pic_print_info(&chip9->psi, buf);
826     object_child_foreach_recursive(OBJECT(chip),
827                          pnv_chip_power9_pic_print_info_child, buf);
828 }
829 
830 static uint64_t pnv_chip_power8_xscom_core_base(PnvChip *chip,
831                                                 uint32_t core_id)
832 {
833     return PNV_XSCOM_EX_BASE(core_id);
834 }
835 
836 static uint64_t pnv_chip_power9_xscom_core_base(PnvChip *chip,
837                                                 uint32_t core_id)
838 {
839     return PNV9_XSCOM_EC_BASE(core_id);
840 }
841 
842 static uint64_t pnv_chip_power10_xscom_core_base(PnvChip *chip,
843                                                  uint32_t core_id)
844 {
845     return PNV10_XSCOM_EC_BASE(core_id);
846 }
847 
848 static bool pnv_match_cpu(const char *default_type, const char *cpu_type)
849 {
850     PowerPCCPUClass *ppc_default =
851         POWERPC_CPU_CLASS(object_class_by_name(default_type));
852     PowerPCCPUClass *ppc =
853         POWERPC_CPU_CLASS(object_class_by_name(cpu_type));
854 
855     return ppc_default->pvr_match(ppc_default, ppc->pvr, false);
856 }
857 
858 static void pnv_ipmi_bt_init(ISABus *bus, IPMIBmc *bmc, uint32_t irq)
859 {
860     ISADevice *dev = isa_new("isa-ipmi-bt");
861 
862     object_property_set_link(OBJECT(dev), "bmc", OBJECT(bmc), &error_fatal);
863     object_property_set_int(OBJECT(dev), "irq", irq, &error_fatal);
864     isa_realize_and_unref(dev, bus, &error_fatal);
865 }
866 
867 static void pnv_chip_power10_pic_print_info(PnvChip *chip, GString *buf)
868 {
869     Pnv10Chip *chip10 = PNV10_CHIP(chip);
870 
871     pnv_xive2_pic_print_info(&chip10->xive, buf);
872     pnv_psi_pic_print_info(&chip10->psi, buf);
873     object_child_foreach_recursive(OBJECT(chip),
874                          pnv_chip_power9_pic_print_info_child, buf);
875 }
876 
877 /* Always give the first 1GB to chip 0 else we won't boot */
878 static uint64_t pnv_chip_get_ram_size(PnvMachineState *pnv, int chip_id)
879 {
880     MachineState *machine = MACHINE(pnv);
881     uint64_t ram_per_chip;
882 
883     assert(machine->ram_size >= 1 * GiB);
884 
885     ram_per_chip = machine->ram_size / pnv->num_chips;
886     if (ram_per_chip >= 1 * GiB) {
887         return QEMU_ALIGN_DOWN(ram_per_chip, 1 * MiB);
888     }
889 
890     assert(pnv->num_chips > 1);
891 
892     ram_per_chip = (machine->ram_size - 1 * GiB) / (pnv->num_chips - 1);
893     return chip_id == 0 ? 1 * GiB : QEMU_ALIGN_DOWN(ram_per_chip, 1 * MiB);
894 }
895 
896 static void pnv_init(MachineState *machine)
897 {
898     const char *bios_name = machine->firmware ?: FW_FILE_NAME;
899     PnvMachineState *pnv = PNV_MACHINE(machine);
900     MachineClass *mc = MACHINE_GET_CLASS(machine);
901     PnvMachineClass *pmc = PNV_MACHINE_GET_CLASS(machine);
902     char *fw_filename;
903     long fw_size;
904     uint64_t chip_ram_start = 0;
905     int i;
906     char *chip_typename;
907     DriveInfo *pnor = drive_get(IF_MTD, 0, 0);
908     DeviceState *dev;
909 
910     if (kvm_enabled()) {
911         error_report("machine %s does not support the KVM accelerator",
912                      mc->name);
913         exit(EXIT_FAILURE);
914     }
915 
916     /* allocate RAM */
917     if (machine->ram_size < mc->default_ram_size) {
918         char *sz = size_to_str(mc->default_ram_size);
919         error_report("Invalid RAM size, should be bigger than %s", sz);
920         g_free(sz);
921         exit(EXIT_FAILURE);
922     }
923     memory_region_add_subregion(get_system_memory(), 0, machine->ram);
924 
925     /*
926      * Create our simple PNOR device
927      */
928     dev = qdev_new(TYPE_PNV_PNOR);
929     if (pnor) {
930         qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(pnor));
931     }
932     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
933     pnv->pnor = PNV_PNOR(dev);
934 
935     /* load skiboot firmware  */
936     fw_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
937     if (!fw_filename) {
938         error_report("Could not find OPAL firmware '%s'", bios_name);
939         exit(1);
940     }
941 
942     fw_size = load_image_targphys(fw_filename, pnv->fw_load_addr, FW_MAX_SIZE);
943     if (fw_size < 0) {
944         error_report("Could not load OPAL firmware '%s'", fw_filename);
945         exit(1);
946     }
947     g_free(fw_filename);
948 
949     /* load kernel */
950     if (machine->kernel_filename) {
951         long kernel_size;
952 
953         kernel_size = load_image_targphys(machine->kernel_filename,
954                                           KERNEL_LOAD_ADDR, KERNEL_MAX_SIZE);
955         if (kernel_size < 0) {
956             error_report("Could not load kernel '%s'",
957                          machine->kernel_filename);
958             exit(1);
959         }
960     }
961 
962     /* load initrd */
963     if (machine->initrd_filename) {
964         pnv->initrd_base = INITRD_LOAD_ADDR;
965         pnv->initrd_size = load_image_targphys(machine->initrd_filename,
966                                   pnv->initrd_base, INITRD_MAX_SIZE);
967         if (pnv->initrd_size < 0) {
968             error_report("Could not load initial ram disk '%s'",
969                          machine->initrd_filename);
970             exit(1);
971         }
972     }
973 
974     /* MSIs are supported on this platform */
975     msi_nonbroken = true;
976 
977     /*
978      * Check compatibility of the specified CPU with the machine
979      * default.
980      */
981     if (!pnv_match_cpu(mc->default_cpu_type, machine->cpu_type)) {
982         error_report("invalid CPU model '%s' for %s machine",
983                      machine->cpu_type, mc->name);
984         exit(1);
985     }
986 
987     /* Create the processor chips */
988     i = strlen(machine->cpu_type) - strlen(POWERPC_CPU_TYPE_SUFFIX);
989     chip_typename = g_strdup_printf(PNV_CHIP_TYPE_NAME("%.*s"),
990                                     i, machine->cpu_type);
991     if (!object_class_by_name(chip_typename)) {
992         error_report("invalid chip model '%.*s' for %s machine",
993                      i, machine->cpu_type, mc->name);
994         exit(1);
995     }
996 
997     pnv->num_chips =
998         machine->smp.max_cpus / (machine->smp.cores * machine->smp.threads);
999 
1000     if (machine->smp.threads > 8) {
1001         error_report("Cannot support more than 8 threads/core "
1002                      "on a powernv machine");
1003         exit(1);
1004     }
1005     if (!is_power_of_2(machine->smp.threads)) {
1006         error_report("Cannot support %d threads/core on a powernv"
1007                      "machine because it must be a power of 2",
1008                      machine->smp.threads);
1009         exit(1);
1010     }
1011     /*
1012      * TODO: should we decide on how many chips we can create based
1013      * on #cores and Venice vs. Murano vs. Naples chip type etc...,
1014      */
1015     if (!is_power_of_2(pnv->num_chips) || pnv->num_chips > 16) {
1016         error_report("invalid number of chips: '%d'", pnv->num_chips);
1017         error_printf(
1018             "Try '-smp sockets=N'. Valid values are : 1, 2, 4, 8 and 16.\n");
1019         exit(1);
1020     }
1021 
1022     pnv->chips = g_new0(PnvChip *, pnv->num_chips);
1023     for (i = 0; i < pnv->num_chips; i++) {
1024         char chip_name[32];
1025         Object *chip = OBJECT(qdev_new(chip_typename));
1026         uint64_t chip_ram_size =  pnv_chip_get_ram_size(pnv, i);
1027 
1028         pnv->chips[i] = PNV_CHIP(chip);
1029 
1030         /* Distribute RAM among the chips  */
1031         object_property_set_int(chip, "ram-start", chip_ram_start,
1032                                 &error_fatal);
1033         object_property_set_int(chip, "ram-size", chip_ram_size,
1034                                 &error_fatal);
1035         chip_ram_start += chip_ram_size;
1036 
1037         snprintf(chip_name, sizeof(chip_name), "chip[%d]", i);
1038         object_property_add_child(OBJECT(pnv), chip_name, chip);
1039         object_property_set_int(chip, "chip-id", i, &error_fatal);
1040         object_property_set_int(chip, "nr-cores", machine->smp.cores,
1041                                 &error_fatal);
1042         object_property_set_int(chip, "nr-threads", machine->smp.threads,
1043                                 &error_fatal);
1044         /*
1045          * The POWER8 machine use the XICS interrupt interface.
1046          * Propagate the XICS fabric to the chip and its controllers.
1047          */
1048         if (object_dynamic_cast(OBJECT(pnv), TYPE_XICS_FABRIC)) {
1049             object_property_set_link(chip, "xics", OBJECT(pnv), &error_abort);
1050         }
1051         if (object_dynamic_cast(OBJECT(pnv), TYPE_XIVE_FABRIC)) {
1052             object_property_set_link(chip, "xive-fabric", OBJECT(pnv),
1053                                      &error_abort);
1054         }
1055         sysbus_realize_and_unref(SYS_BUS_DEVICE(chip), &error_fatal);
1056     }
1057     g_free(chip_typename);
1058 
1059     /* Instantiate ISA bus on chip 0 */
1060     pnv->isa_bus = pnv_isa_create(pnv->chips[0], &error_fatal);
1061 
1062     /* Create serial port */
1063     serial_hds_isa_init(pnv->isa_bus, 0, MAX_ISA_SERIAL_PORTS);
1064 
1065     /* Create an RTC ISA device too */
1066     mc146818_rtc_init(pnv->isa_bus, 2000, NULL);
1067 
1068     /*
1069      * Create the machine BMC simulator and the IPMI BT device for
1070      * communication with the BMC
1071      */
1072     if (defaults_enabled()) {
1073         pnv->bmc = pnv_bmc_create(pnv->pnor);
1074         pnv_ipmi_bt_init(pnv->isa_bus, pnv->bmc, 10);
1075     }
1076 
1077     /*
1078      * The PNOR is mapped on the LPC FW address space by the BMC.
1079      * Since we can not reach the remote BMC machine with LPC memops,
1080      * map it always for now.
1081      */
1082     memory_region_add_subregion(pnv->chips[0]->fw_mr, PNOR_SPI_OFFSET,
1083                                 &pnv->pnor->mmio);
1084 
1085     /*
1086      * OpenPOWER systems use a IPMI SEL Event message to notify the
1087      * host to powerdown
1088      */
1089     pnv->powerdown_notifier.notify = pnv_powerdown_notify;
1090     qemu_register_powerdown_notifier(&pnv->powerdown_notifier);
1091 
1092     /*
1093      * Create/Connect any machine-specific I2C devices
1094      */
1095     if (pmc->i2c_init) {
1096         pmc->i2c_init(pnv);
1097     }
1098 }
1099 
1100 /*
1101  *    0:21  Reserved - Read as zeros
1102  *   22:24  Chip ID
1103  *   25:28  Core number
1104  *   29:31  Thread ID
1105  */
1106 static uint32_t pnv_chip_pir_p8(PnvChip *chip, uint32_t core_id,
1107                                 uint32_t thread_id)
1108 {
1109     return (chip->chip_id << 7) | (core_id << 3) | thread_id;
1110 }
1111 
1112 static void pnv_chip_power8_intc_create(PnvChip *chip, PowerPCCPU *cpu,
1113                                         Error **errp)
1114 {
1115     Pnv8Chip *chip8 = PNV8_CHIP(chip);
1116     Error *local_err = NULL;
1117     Object *obj;
1118     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1119 
1120     obj = icp_create(OBJECT(cpu), TYPE_PNV_ICP, chip8->xics, &local_err);
1121     if (local_err) {
1122         error_propagate(errp, local_err);
1123         return;
1124     }
1125 
1126     pnv_cpu->intc = obj;
1127 }
1128 
1129 
1130 static void pnv_chip_power8_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
1131 {
1132     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1133 
1134     icp_reset(ICP(pnv_cpu->intc));
1135 }
1136 
1137 static void pnv_chip_power8_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
1138 {
1139     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1140 
1141     icp_destroy(ICP(pnv_cpu->intc));
1142     pnv_cpu->intc = NULL;
1143 }
1144 
1145 static void pnv_chip_power8_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
1146                                             GString *buf)
1147 {
1148     icp_pic_print_info(ICP(pnv_cpu_state(cpu)->intc), buf);
1149 }
1150 
1151 /*
1152  *    0:48  Reserved - Read as zeroes
1153  *   49:52  Node ID
1154  *   53:55  Chip ID
1155  *   56     Reserved - Read as zero
1156  *   57:61  Core number
1157  *   62:63  Thread ID
1158  *
1159  * We only care about the lower bits. uint32_t is fine for the moment.
1160  */
1161 static uint32_t pnv_chip_pir_p9(PnvChip *chip, uint32_t core_id,
1162                                 uint32_t thread_id)
1163 {
1164     if (chip->nr_threads == 8) {
1165         return (chip->chip_id << 8) | ((thread_id & 1) << 2) | (core_id << 3) |
1166                (thread_id >> 1);
1167     } else {
1168         return (chip->chip_id << 8) | (core_id << 2) | thread_id;
1169     }
1170 }
1171 
1172 /*
1173  *    0:48  Reserved - Read as zeroes
1174  *   49:52  Node ID
1175  *   53:55  Chip ID
1176  *   56     Reserved - Read as zero
1177  *   57:59  Quad ID
1178  *   60     Core Chiplet Pair ID
1179  *   61:63  Thread/Core Chiplet ID t0-t2
1180  *
1181  * We only care about the lower bits. uint32_t is fine for the moment.
1182  */
1183 static uint32_t pnv_chip_pir_p10(PnvChip *chip, uint32_t core_id,
1184                                  uint32_t thread_id)
1185 {
1186     if (chip->nr_threads == 8) {
1187         return (chip->chip_id << 8) | ((core_id / 4) << 4) |
1188                ((core_id % 2) << 3) | thread_id;
1189     } else {
1190         return (chip->chip_id << 8) | (core_id << 2) | thread_id;
1191     }
1192 }
1193 
1194 static void pnv_chip_power9_intc_create(PnvChip *chip, PowerPCCPU *cpu,
1195                                         Error **errp)
1196 {
1197     Pnv9Chip *chip9 = PNV9_CHIP(chip);
1198     Error *local_err = NULL;
1199     Object *obj;
1200     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1201 
1202     /*
1203      * The core creates its interrupt presenter but the XIVE interrupt
1204      * controller object is initialized afterwards. Hopefully, it's
1205      * only used at runtime.
1206      */
1207     obj = xive_tctx_create(OBJECT(cpu), XIVE_PRESENTER(&chip9->xive),
1208                            &local_err);
1209     if (local_err) {
1210         error_propagate(errp, local_err);
1211         return;
1212     }
1213 
1214     pnv_cpu->intc = obj;
1215 }
1216 
1217 static void pnv_chip_power9_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
1218 {
1219     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1220 
1221     xive_tctx_reset(XIVE_TCTX(pnv_cpu->intc));
1222 }
1223 
1224 static void pnv_chip_power9_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
1225 {
1226     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1227 
1228     xive_tctx_destroy(XIVE_TCTX(pnv_cpu->intc));
1229     pnv_cpu->intc = NULL;
1230 }
1231 
1232 static void pnv_chip_power9_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
1233                                             GString *buf)
1234 {
1235     xive_tctx_pic_print_info(XIVE_TCTX(pnv_cpu_state(cpu)->intc), buf);
1236 }
1237 
1238 static void pnv_chip_power10_intc_create(PnvChip *chip, PowerPCCPU *cpu,
1239                                         Error **errp)
1240 {
1241     Pnv10Chip *chip10 = PNV10_CHIP(chip);
1242     Error *local_err = NULL;
1243     Object *obj;
1244     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1245 
1246     /*
1247      * The core creates its interrupt presenter but the XIVE2 interrupt
1248      * controller object is initialized afterwards. Hopefully, it's
1249      * only used at runtime.
1250      */
1251     obj = xive_tctx_create(OBJECT(cpu), XIVE_PRESENTER(&chip10->xive),
1252                            &local_err);
1253     if (local_err) {
1254         error_propagate(errp, local_err);
1255         return;
1256     }
1257 
1258     pnv_cpu->intc = obj;
1259 }
1260 
1261 static void pnv_chip_power10_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
1262 {
1263     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1264 
1265     xive_tctx_reset(XIVE_TCTX(pnv_cpu->intc));
1266 }
1267 
1268 static void pnv_chip_power10_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
1269 {
1270     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
1271 
1272     xive_tctx_destroy(XIVE_TCTX(pnv_cpu->intc));
1273     pnv_cpu->intc = NULL;
1274 }
1275 
1276 static void pnv_chip_power10_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
1277                                              GString *buf)
1278 {
1279     xive_tctx_pic_print_info(XIVE_TCTX(pnv_cpu_state(cpu)->intc), buf);
1280 }
1281 
1282 /*
1283  * Allowed core identifiers on a POWER8 Processor Chip :
1284  *
1285  * <EX0 reserved>
1286  *  EX1  - Venice only
1287  *  EX2  - Venice only
1288  *  EX3  - Venice only
1289  *  EX4
1290  *  EX5
1291  *  EX6
1292  * <EX7,8 reserved> <reserved>
1293  *  EX9  - Venice only
1294  *  EX10 - Venice only
1295  *  EX11 - Venice only
1296  *  EX12
1297  *  EX13
1298  *  EX14
1299  * <EX15 reserved>
1300  */
1301 #define POWER8E_CORE_MASK  (0x7070ull)
1302 #define POWER8_CORE_MASK   (0x7e7eull)
1303 
1304 /*
1305  * POWER9 has 24 cores, ids starting at 0x0
1306  */
1307 #define POWER9_CORE_MASK   (0xffffffffffffffull)
1308 
1309 
1310 #define POWER10_CORE_MASK  (0xffffffffffffffull)
1311 
1312 static void pnv_chip_power8_instance_init(Object *obj)
1313 {
1314     Pnv8Chip *chip8 = PNV8_CHIP(obj);
1315     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
1316     int i;
1317 
1318     object_property_add_link(obj, "xics", TYPE_XICS_FABRIC,
1319                              (Object **)&chip8->xics,
1320                              object_property_allow_set_link,
1321                              OBJ_PROP_LINK_STRONG);
1322 
1323     object_initialize_child(obj, "psi", &chip8->psi, TYPE_PNV8_PSI);
1324 
1325     object_initialize_child(obj, "lpc", &chip8->lpc, TYPE_PNV8_LPC);
1326 
1327     object_initialize_child(obj, "occ", &chip8->occ, TYPE_PNV8_OCC);
1328 
1329     object_initialize_child(obj, "homer", &chip8->homer, TYPE_PNV8_HOMER);
1330 
1331     if (defaults_enabled()) {
1332         chip8->num_phbs = pcc->num_phbs;
1333 
1334         for (i = 0; i < chip8->num_phbs; i++) {
1335             Object *phb = object_new(TYPE_PNV_PHB);
1336 
1337             /*
1338              * We need the chip to parent the PHB to allow the DT
1339              * to build correctly (via pnv_xscom_dt()).
1340              *
1341              * TODO: the PHB should be parented by a PEC device that, at
1342              * this moment, is not modelled powernv8/phb3.
1343              */
1344             object_property_add_child(obj, "phb[*]", phb);
1345             chip8->phbs[i] = PNV_PHB(phb);
1346         }
1347     }
1348 
1349 }
1350 
1351 static void pnv_chip_icp_realize(Pnv8Chip *chip8, Error **errp)
1352  {
1353     PnvChip *chip = PNV_CHIP(chip8);
1354     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
1355     int i, j;
1356     char *name;
1357 
1358     name = g_strdup_printf("icp-%x", chip->chip_id);
1359     memory_region_init(&chip8->icp_mmio, OBJECT(chip), name, PNV_ICP_SIZE);
1360     g_free(name);
1361     memory_region_add_subregion(get_system_memory(), PNV_ICP_BASE(chip),
1362                                 &chip8->icp_mmio);
1363 
1364     /* Map the ICP registers for each thread */
1365     for (i = 0; i < chip->nr_cores; i++) {
1366         PnvCore *pnv_core = chip->cores[i];
1367         int core_hwid = CPU_CORE(pnv_core)->core_id;
1368 
1369         for (j = 0; j < CPU_CORE(pnv_core)->nr_threads; j++) {
1370             uint32_t pir = pcc->chip_pir(chip, core_hwid, j);
1371             PnvICPState *icp = PNV_ICP(xics_icp_get(chip8->xics, pir));
1372 
1373             memory_region_add_subregion(&chip8->icp_mmio, pir << 12,
1374                                         &icp->mmio);
1375         }
1376     }
1377 }
1378 
1379 static void pnv_chip_power8_realize(DeviceState *dev, Error **errp)
1380 {
1381     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
1382     PnvChip *chip = PNV_CHIP(dev);
1383     Pnv8Chip *chip8 = PNV8_CHIP(dev);
1384     Pnv8Psi *psi8 = &chip8->psi;
1385     Error *local_err = NULL;
1386     int i;
1387 
1388     assert(chip8->xics);
1389 
1390     /* XSCOM bridge is first */
1391     pnv_xscom_init(chip, PNV_XSCOM_SIZE, PNV_XSCOM_BASE(chip));
1392 
1393     pcc->parent_realize(dev, &local_err);
1394     if (local_err) {
1395         error_propagate(errp, local_err);
1396         return;
1397     }
1398 
1399     /* Processor Service Interface (PSI) Host Bridge */
1400     object_property_set_int(OBJECT(psi8), "bar", PNV_PSIHB_BASE(chip),
1401                             &error_fatal);
1402     object_property_set_link(OBJECT(psi8), ICS_PROP_XICS,
1403                              OBJECT(chip8->xics), &error_abort);
1404     if (!qdev_realize(DEVICE(psi8), NULL, errp)) {
1405         return;
1406     }
1407     pnv_xscom_add_subregion(chip, PNV_XSCOM_PSIHB_BASE,
1408                             &PNV_PSI(psi8)->xscom_regs);
1409 
1410     /* Create LPC controller */
1411     qdev_realize(DEVICE(&chip8->lpc), NULL, &error_fatal);
1412     pnv_xscom_add_subregion(chip, PNV_XSCOM_LPC_BASE, &chip8->lpc.xscom_regs);
1413 
1414     chip->fw_mr = &chip8->lpc.isa_fw;
1415     chip->dt_isa_nodename = g_strdup_printf("/xscom@%" PRIx64 "/isa@%x",
1416                                             (uint64_t) PNV_XSCOM_BASE(chip),
1417                                             PNV_XSCOM_LPC_BASE);
1418 
1419     /*
1420      * Interrupt Management Area. This is the memory region holding
1421      * all the Interrupt Control Presenter (ICP) registers
1422      */
1423     pnv_chip_icp_realize(chip8, &local_err);
1424     if (local_err) {
1425         error_propagate(errp, local_err);
1426         return;
1427     }
1428 
1429     /* Create the simplified OCC model */
1430     if (!qdev_realize(DEVICE(&chip8->occ), NULL, errp)) {
1431         return;
1432     }
1433     pnv_xscom_add_subregion(chip, PNV_XSCOM_OCC_BASE, &chip8->occ.xscom_regs);
1434     qdev_connect_gpio_out(DEVICE(&chip8->occ), 0,
1435                           qdev_get_gpio_in(DEVICE(psi8), PSIHB_IRQ_OCC));
1436 
1437     /* OCC SRAM model */
1438     memory_region_add_subregion(get_system_memory(), PNV_OCC_SENSOR_BASE(chip),
1439                                 &chip8->occ.sram_regs);
1440 
1441     /* HOMER */
1442     object_property_set_link(OBJECT(&chip8->homer), "chip", OBJECT(chip),
1443                              &error_abort);
1444     if (!qdev_realize(DEVICE(&chip8->homer), NULL, errp)) {
1445         return;
1446     }
1447     /* Homer Xscom region */
1448     pnv_xscom_add_subregion(chip, PNV_XSCOM_PBA_BASE, &chip8->homer.pba_regs);
1449 
1450     /* Homer mmio region */
1451     memory_region_add_subregion(get_system_memory(), PNV_HOMER_BASE(chip),
1452                                 &chip8->homer.regs);
1453 
1454     /* PHB controllers */
1455     for (i = 0; i < chip8->num_phbs; i++) {
1456         PnvPHB *phb = chip8->phbs[i];
1457 
1458         object_property_set_int(OBJECT(phb), "index", i, &error_fatal);
1459         object_property_set_int(OBJECT(phb), "chip-id", chip->chip_id,
1460                                 &error_fatal);
1461         object_property_set_link(OBJECT(phb), "chip", OBJECT(chip),
1462                                  &error_fatal);
1463         if (!sysbus_realize(SYS_BUS_DEVICE(phb), errp)) {
1464             return;
1465         }
1466     }
1467 }
1468 
1469 static uint32_t pnv_chip_power8_xscom_pcba(PnvChip *chip, uint64_t addr)
1470 {
1471     addr &= (PNV_XSCOM_SIZE - 1);
1472     return ((addr >> 4) & ~0xfull) | ((addr >> 3) & 0xf);
1473 }
1474 
1475 static void pnv_chip_power8e_class_init(ObjectClass *klass, void *data)
1476 {
1477     DeviceClass *dc = DEVICE_CLASS(klass);
1478     PnvChipClass *k = PNV_CHIP_CLASS(klass);
1479 
1480     k->chip_cfam_id = 0x221ef04980000000ull;  /* P8 Murano DD2.1 */
1481     k->cores_mask = POWER8E_CORE_MASK;
1482     k->num_phbs = 3;
1483     k->chip_pir = pnv_chip_pir_p8;
1484     k->intc_create = pnv_chip_power8_intc_create;
1485     k->intc_reset = pnv_chip_power8_intc_reset;
1486     k->intc_destroy = pnv_chip_power8_intc_destroy;
1487     k->intc_print_info = pnv_chip_power8_intc_print_info;
1488     k->isa_create = pnv_chip_power8_isa_create;
1489     k->dt_populate = pnv_chip_power8_dt_populate;
1490     k->pic_print_info = pnv_chip_power8_pic_print_info;
1491     k->xscom_core_base = pnv_chip_power8_xscom_core_base;
1492     k->xscom_pcba = pnv_chip_power8_xscom_pcba;
1493     dc->desc = "PowerNV Chip POWER8E";
1494 
1495     device_class_set_parent_realize(dc, pnv_chip_power8_realize,
1496                                     &k->parent_realize);
1497 }
1498 
1499 static void pnv_chip_power8_class_init(ObjectClass *klass, void *data)
1500 {
1501     DeviceClass *dc = DEVICE_CLASS(klass);
1502     PnvChipClass *k = PNV_CHIP_CLASS(klass);
1503 
1504     k->chip_cfam_id = 0x220ea04980000000ull; /* P8 Venice DD2.0 */
1505     k->cores_mask = POWER8_CORE_MASK;
1506     k->num_phbs = 3;
1507     k->chip_pir = pnv_chip_pir_p8;
1508     k->intc_create = pnv_chip_power8_intc_create;
1509     k->intc_reset = pnv_chip_power8_intc_reset;
1510     k->intc_destroy = pnv_chip_power8_intc_destroy;
1511     k->intc_print_info = pnv_chip_power8_intc_print_info;
1512     k->isa_create = pnv_chip_power8_isa_create;
1513     k->dt_populate = pnv_chip_power8_dt_populate;
1514     k->pic_print_info = pnv_chip_power8_pic_print_info;
1515     k->xscom_core_base = pnv_chip_power8_xscom_core_base;
1516     k->xscom_pcba = pnv_chip_power8_xscom_pcba;
1517     dc->desc = "PowerNV Chip POWER8";
1518 
1519     device_class_set_parent_realize(dc, pnv_chip_power8_realize,
1520                                     &k->parent_realize);
1521 }
1522 
1523 static void pnv_chip_power8nvl_class_init(ObjectClass *klass, void *data)
1524 {
1525     DeviceClass *dc = DEVICE_CLASS(klass);
1526     PnvChipClass *k = PNV_CHIP_CLASS(klass);
1527 
1528     k->chip_cfam_id = 0x120d304980000000ull;  /* P8 Naples DD1.0 */
1529     k->cores_mask = POWER8_CORE_MASK;
1530     k->num_phbs = 4;
1531     k->chip_pir = pnv_chip_pir_p8;
1532     k->intc_create = pnv_chip_power8_intc_create;
1533     k->intc_reset = pnv_chip_power8_intc_reset;
1534     k->intc_destroy = pnv_chip_power8_intc_destroy;
1535     k->intc_print_info = pnv_chip_power8_intc_print_info;
1536     k->isa_create = pnv_chip_power8nvl_isa_create;
1537     k->dt_populate = pnv_chip_power8_dt_populate;
1538     k->pic_print_info = pnv_chip_power8_pic_print_info;
1539     k->xscom_core_base = pnv_chip_power8_xscom_core_base;
1540     k->xscom_pcba = pnv_chip_power8_xscom_pcba;
1541     dc->desc = "PowerNV Chip POWER8NVL";
1542 
1543     device_class_set_parent_realize(dc, pnv_chip_power8_realize,
1544                                     &k->parent_realize);
1545 }
1546 
1547 static void pnv_chip_power9_instance_init(Object *obj)
1548 {
1549     PnvChip *chip = PNV_CHIP(obj);
1550     Pnv9Chip *chip9 = PNV9_CHIP(obj);
1551     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
1552     int i;
1553 
1554     object_initialize_child(obj, "xive", &chip9->xive, TYPE_PNV_XIVE);
1555     object_property_add_alias(obj, "xive-fabric", OBJECT(&chip9->xive),
1556                               "xive-fabric");
1557 
1558     object_initialize_child(obj, "psi", &chip9->psi, TYPE_PNV9_PSI);
1559 
1560     object_initialize_child(obj, "lpc", &chip9->lpc, TYPE_PNV9_LPC);
1561 
1562     object_initialize_child(obj, "chiptod", &chip9->chiptod, TYPE_PNV9_CHIPTOD);
1563 
1564     object_initialize_child(obj, "occ", &chip9->occ, TYPE_PNV9_OCC);
1565 
1566     object_initialize_child(obj, "sbe", &chip9->sbe, TYPE_PNV9_SBE);
1567 
1568     object_initialize_child(obj, "homer", &chip9->homer, TYPE_PNV9_HOMER);
1569 
1570     /* Number of PECs is the chip default */
1571     chip->num_pecs = pcc->num_pecs;
1572 
1573     for (i = 0; i < chip->num_pecs; i++) {
1574         object_initialize_child(obj, "pec[*]", &chip9->pecs[i],
1575                                 TYPE_PNV_PHB4_PEC);
1576     }
1577 
1578     for (i = 0; i < pcc->i2c_num_engines; i++) {
1579         object_initialize_child(obj, "i2c[*]", &chip9->i2c[i], TYPE_PNV_I2C);
1580     }
1581 }
1582 
1583 static void pnv_chip_quad_realize_one(PnvChip *chip, PnvQuad *eq,
1584                                       PnvCore *pnv_core,
1585                                       const char *type)
1586 {
1587     char eq_name[32];
1588     int core_id = CPU_CORE(pnv_core)->core_id;
1589 
1590     snprintf(eq_name, sizeof(eq_name), "eq[%d]", core_id);
1591     object_initialize_child_with_props(OBJECT(chip), eq_name, eq,
1592                                        sizeof(*eq), type,
1593                                        &error_fatal, NULL);
1594 
1595     object_property_set_int(OBJECT(eq), "quad-id", core_id, &error_fatal);
1596     qdev_realize(DEVICE(eq), NULL, &error_fatal);
1597 }
1598 
1599 static void pnv_chip_quad_realize(Pnv9Chip *chip9, Error **errp)
1600 {
1601     PnvChip *chip = PNV_CHIP(chip9);
1602     int i;
1603 
1604     chip9->nr_quads = DIV_ROUND_UP(chip->nr_cores, 4);
1605     chip9->quads = g_new0(PnvQuad, chip9->nr_quads);
1606 
1607     for (i = 0; i < chip9->nr_quads; i++) {
1608         PnvQuad *eq = &chip9->quads[i];
1609 
1610         pnv_chip_quad_realize_one(chip, eq, chip->cores[i * 4],
1611                                   PNV_QUAD_TYPE_NAME("power9"));
1612 
1613         pnv_xscom_add_subregion(chip, PNV9_XSCOM_EQ_BASE(eq->quad_id),
1614                                 &eq->xscom_regs);
1615     }
1616 }
1617 
1618 static void pnv_chip_power9_pec_realize(PnvChip *chip, Error **errp)
1619 {
1620     Pnv9Chip *chip9 = PNV9_CHIP(chip);
1621     int i;
1622 
1623     for (i = 0; i < chip->num_pecs; i++) {
1624         PnvPhb4PecState *pec = &chip9->pecs[i];
1625         PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec);
1626         uint32_t pec_nest_base;
1627         uint32_t pec_pci_base;
1628 
1629         object_property_set_int(OBJECT(pec), "index", i, &error_fatal);
1630         object_property_set_int(OBJECT(pec), "chip-id", chip->chip_id,
1631                                 &error_fatal);
1632         object_property_set_link(OBJECT(pec), "chip", OBJECT(chip),
1633                                  &error_fatal);
1634         if (!qdev_realize(DEVICE(pec), NULL, errp)) {
1635             return;
1636         }
1637 
1638         pec_nest_base = pecc->xscom_nest_base(pec);
1639         pec_pci_base = pecc->xscom_pci_base(pec);
1640 
1641         pnv_xscom_add_subregion(chip, pec_nest_base, &pec->nest_regs_mr);
1642         pnv_xscom_add_subregion(chip, pec_pci_base, &pec->pci_regs_mr);
1643     }
1644 }
1645 
1646 static void pnv_chip_power9_realize(DeviceState *dev, Error **errp)
1647 {
1648     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
1649     Pnv9Chip *chip9 = PNV9_CHIP(dev);
1650     PnvChip *chip = PNV_CHIP(dev);
1651     Pnv9Psi *psi9 = &chip9->psi;
1652     Error *local_err = NULL;
1653     int i;
1654 
1655     /* XSCOM bridge is first */
1656     pnv_xscom_init(chip, PNV9_XSCOM_SIZE, PNV9_XSCOM_BASE(chip));
1657 
1658     pcc->parent_realize(dev, &local_err);
1659     if (local_err) {
1660         error_propagate(errp, local_err);
1661         return;
1662     }
1663 
1664     pnv_chip_quad_realize(chip9, &local_err);
1665     if (local_err) {
1666         error_propagate(errp, local_err);
1667         return;
1668     }
1669 
1670     /* XIVE interrupt controller (POWER9) */
1671     object_property_set_int(OBJECT(&chip9->xive), "ic-bar",
1672                             PNV9_XIVE_IC_BASE(chip), &error_fatal);
1673     object_property_set_int(OBJECT(&chip9->xive), "vc-bar",
1674                             PNV9_XIVE_VC_BASE(chip), &error_fatal);
1675     object_property_set_int(OBJECT(&chip9->xive), "pc-bar",
1676                             PNV9_XIVE_PC_BASE(chip), &error_fatal);
1677     object_property_set_int(OBJECT(&chip9->xive), "tm-bar",
1678                             PNV9_XIVE_TM_BASE(chip), &error_fatal);
1679     object_property_set_link(OBJECT(&chip9->xive), "chip", OBJECT(chip),
1680                              &error_abort);
1681     if (!sysbus_realize(SYS_BUS_DEVICE(&chip9->xive), errp)) {
1682         return;
1683     }
1684     pnv_xscom_add_subregion(chip, PNV9_XSCOM_XIVE_BASE,
1685                             &chip9->xive.xscom_regs);
1686 
1687     /* Processor Service Interface (PSI) Host Bridge */
1688     object_property_set_int(OBJECT(psi9), "bar", PNV9_PSIHB_BASE(chip),
1689                             &error_fatal);
1690     /* This is the only device with 4k ESB pages */
1691     object_property_set_int(OBJECT(psi9), "shift", XIVE_ESB_4K,
1692                             &error_fatal);
1693     if (!qdev_realize(DEVICE(psi9), NULL, errp)) {
1694         return;
1695     }
1696     pnv_xscom_add_subregion(chip, PNV9_XSCOM_PSIHB_BASE,
1697                             &PNV_PSI(psi9)->xscom_regs);
1698 
1699     /* LPC */
1700     if (!qdev_realize(DEVICE(&chip9->lpc), NULL, errp)) {
1701         return;
1702     }
1703     memory_region_add_subregion(get_system_memory(), PNV9_LPCM_BASE(chip),
1704                                 &chip9->lpc.xscom_regs);
1705 
1706     chip->fw_mr = &chip9->lpc.isa_fw;
1707     chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0",
1708                                             (uint64_t) PNV9_LPCM_BASE(chip));
1709 
1710     /* ChipTOD */
1711     object_property_set_bool(OBJECT(&chip9->chiptod), "primary",
1712                              chip->chip_id == 0, &error_abort);
1713     object_property_set_bool(OBJECT(&chip9->chiptod), "secondary",
1714                              chip->chip_id == 1, &error_abort);
1715     object_property_set_link(OBJECT(&chip9->chiptod), "chip", OBJECT(chip),
1716                              &error_abort);
1717     if (!qdev_realize(DEVICE(&chip9->chiptod), NULL, errp)) {
1718         return;
1719     }
1720     pnv_xscom_add_subregion(chip, PNV9_XSCOM_CHIPTOD_BASE,
1721                             &chip9->chiptod.xscom_regs);
1722 
1723     /* Create the simplified OCC model */
1724     if (!qdev_realize(DEVICE(&chip9->occ), NULL, errp)) {
1725         return;
1726     }
1727     pnv_xscom_add_subregion(chip, PNV9_XSCOM_OCC_BASE, &chip9->occ.xscom_regs);
1728     qdev_connect_gpio_out(DEVICE(&chip9->occ), 0, qdev_get_gpio_in(
1729                               DEVICE(psi9), PSIHB9_IRQ_OCC));
1730 
1731     /* OCC SRAM model */
1732     memory_region_add_subregion(get_system_memory(), PNV9_OCC_SENSOR_BASE(chip),
1733                                 &chip9->occ.sram_regs);
1734 
1735     /* SBE */
1736     if (!qdev_realize(DEVICE(&chip9->sbe), NULL, errp)) {
1737         return;
1738     }
1739     pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_CTRL_BASE,
1740                             &chip9->sbe.xscom_ctrl_regs);
1741     pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_MBOX_BASE,
1742                             &chip9->sbe.xscom_mbox_regs);
1743     qdev_connect_gpio_out(DEVICE(&chip9->sbe), 0, qdev_get_gpio_in(
1744                               DEVICE(psi9), PSIHB9_IRQ_PSU));
1745 
1746     /* HOMER */
1747     object_property_set_link(OBJECT(&chip9->homer), "chip", OBJECT(chip),
1748                              &error_abort);
1749     if (!qdev_realize(DEVICE(&chip9->homer), NULL, errp)) {
1750         return;
1751     }
1752     /* Homer Xscom region */
1753     pnv_xscom_add_subregion(chip, PNV9_XSCOM_PBA_BASE, &chip9->homer.pba_regs);
1754 
1755     /* Homer mmio region */
1756     memory_region_add_subregion(get_system_memory(), PNV9_HOMER_BASE(chip),
1757                                 &chip9->homer.regs);
1758 
1759     /* PEC PHBs */
1760     pnv_chip_power9_pec_realize(chip, &local_err);
1761     if (local_err) {
1762         error_propagate(errp, local_err);
1763         return;
1764     }
1765 
1766     /*
1767      * I2C
1768      */
1769     for (i = 0; i < pcc->i2c_num_engines; i++) {
1770         Object *obj =  OBJECT(&chip9->i2c[i]);
1771 
1772         object_property_set_int(obj, "engine", i + 1, &error_fatal);
1773         object_property_set_int(obj, "num-busses",
1774                                 pcc->i2c_ports_per_engine[i],
1775                                 &error_fatal);
1776         object_property_set_link(obj, "chip", OBJECT(chip), &error_abort);
1777         if (!qdev_realize(DEVICE(obj), NULL, errp)) {
1778             return;
1779         }
1780         pnv_xscom_add_subregion(chip, PNV9_XSCOM_I2CM_BASE +
1781                                 (chip9->i2c[i].engine - 1) *
1782                                         PNV9_XSCOM_I2CM_SIZE,
1783                                 &chip9->i2c[i].xscom_regs);
1784         qdev_connect_gpio_out(DEVICE(&chip9->i2c[i]), 0,
1785                               qdev_get_gpio_in(DEVICE(psi9),
1786                                                PSIHB9_IRQ_SBE_I2C));
1787     }
1788 }
1789 
1790 static uint32_t pnv_chip_power9_xscom_pcba(PnvChip *chip, uint64_t addr)
1791 {
1792     addr &= (PNV9_XSCOM_SIZE - 1);
1793     return addr >> 3;
1794 }
1795 
1796 static void pnv_chip_power9_class_init(ObjectClass *klass, void *data)
1797 {
1798     DeviceClass *dc = DEVICE_CLASS(klass);
1799     PnvChipClass *k = PNV_CHIP_CLASS(klass);
1800     static const int i2c_ports_per_engine[PNV9_CHIP_MAX_I2C] = {2, 13, 2, 2};
1801 
1802     k->chip_cfam_id = 0x220d104900008000ull; /* P9 Nimbus DD2.0 */
1803     k->cores_mask = POWER9_CORE_MASK;
1804     k->chip_pir = pnv_chip_pir_p9;
1805     k->intc_create = pnv_chip_power9_intc_create;
1806     k->intc_reset = pnv_chip_power9_intc_reset;
1807     k->intc_destroy = pnv_chip_power9_intc_destroy;
1808     k->intc_print_info = pnv_chip_power9_intc_print_info;
1809     k->isa_create = pnv_chip_power9_isa_create;
1810     k->dt_populate = pnv_chip_power9_dt_populate;
1811     k->pic_print_info = pnv_chip_power9_pic_print_info;
1812     k->xscom_core_base = pnv_chip_power9_xscom_core_base;
1813     k->xscom_pcba = pnv_chip_power9_xscom_pcba;
1814     dc->desc = "PowerNV Chip POWER9";
1815     k->num_pecs = PNV9_CHIP_MAX_PEC;
1816     k->i2c_num_engines = PNV9_CHIP_MAX_I2C;
1817     k->i2c_ports_per_engine = i2c_ports_per_engine;
1818 
1819     device_class_set_parent_realize(dc, pnv_chip_power9_realize,
1820                                     &k->parent_realize);
1821 }
1822 
1823 static void pnv_chip_power10_instance_init(Object *obj)
1824 {
1825     PnvChip *chip = PNV_CHIP(obj);
1826     Pnv10Chip *chip10 = PNV10_CHIP(obj);
1827     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
1828     int i;
1829 
1830     object_initialize_child(obj, "xive", &chip10->xive, TYPE_PNV_XIVE2);
1831     object_property_add_alias(obj, "xive-fabric", OBJECT(&chip10->xive),
1832                               "xive-fabric");
1833     object_initialize_child(obj, "psi", &chip10->psi, TYPE_PNV10_PSI);
1834     object_initialize_child(obj, "lpc", &chip10->lpc, TYPE_PNV10_LPC);
1835     object_initialize_child(obj, "chiptod", &chip10->chiptod,
1836                             TYPE_PNV10_CHIPTOD);
1837     object_initialize_child(obj, "occ",  &chip10->occ, TYPE_PNV10_OCC);
1838     object_initialize_child(obj, "sbe",  &chip10->sbe, TYPE_PNV10_SBE);
1839     object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER);
1840     object_initialize_child(obj, "n1-chiplet", &chip10->n1_chiplet,
1841                             TYPE_PNV_N1_CHIPLET);
1842 
1843     chip->num_pecs = pcc->num_pecs;
1844 
1845     for (i = 0; i < chip->num_pecs; i++) {
1846         object_initialize_child(obj, "pec[*]", &chip10->pecs[i],
1847                                 TYPE_PNV_PHB5_PEC);
1848     }
1849 
1850     for (i = 0; i < pcc->i2c_num_engines; i++) {
1851         object_initialize_child(obj, "i2c[*]", &chip10->i2c[i], TYPE_PNV_I2C);
1852     }
1853 }
1854 
1855 static void pnv_chip_power10_quad_realize(Pnv10Chip *chip10, Error **errp)
1856 {
1857     PnvChip *chip = PNV_CHIP(chip10);
1858     int i;
1859 
1860     chip10->nr_quads = DIV_ROUND_UP(chip->nr_cores, 4);
1861     chip10->quads = g_new0(PnvQuad, chip10->nr_quads);
1862 
1863     for (i = 0; i < chip10->nr_quads; i++) {
1864         PnvQuad *eq = &chip10->quads[i];
1865 
1866         pnv_chip_quad_realize_one(chip, eq, chip->cores[i * 4],
1867                                   PNV_QUAD_TYPE_NAME("power10"));
1868 
1869         pnv_xscom_add_subregion(chip, PNV10_XSCOM_EQ_BASE(eq->quad_id),
1870                                 &eq->xscom_regs);
1871 
1872         pnv_xscom_add_subregion(chip, PNV10_XSCOM_QME_BASE(eq->quad_id),
1873                                 &eq->xscom_qme_regs);
1874     }
1875 }
1876 
1877 static void pnv_chip_power10_phb_realize(PnvChip *chip, Error **errp)
1878 {
1879     Pnv10Chip *chip10 = PNV10_CHIP(chip);
1880     int i;
1881 
1882     for (i = 0; i < chip->num_pecs; i++) {
1883         PnvPhb4PecState *pec = &chip10->pecs[i];
1884         PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec);
1885         uint32_t pec_nest_base;
1886         uint32_t pec_pci_base;
1887 
1888         object_property_set_int(OBJECT(pec), "index", i, &error_fatal);
1889         object_property_set_int(OBJECT(pec), "chip-id", chip->chip_id,
1890                                 &error_fatal);
1891         object_property_set_link(OBJECT(pec), "chip", OBJECT(chip),
1892                                  &error_fatal);
1893         if (!qdev_realize(DEVICE(pec), NULL, errp)) {
1894             return;
1895         }
1896 
1897         pec_nest_base = pecc->xscom_nest_base(pec);
1898         pec_pci_base = pecc->xscom_pci_base(pec);
1899 
1900         pnv_xscom_add_subregion(chip, pec_nest_base, &pec->nest_regs_mr);
1901         pnv_xscom_add_subregion(chip, pec_pci_base, &pec->pci_regs_mr);
1902     }
1903 }
1904 
1905 static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
1906 {
1907     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
1908     PnvChip *chip = PNV_CHIP(dev);
1909     Pnv10Chip *chip10 = PNV10_CHIP(dev);
1910     Error *local_err = NULL;
1911     int i;
1912 
1913     /* XSCOM bridge is first */
1914     pnv_xscom_init(chip, PNV10_XSCOM_SIZE, PNV10_XSCOM_BASE(chip));
1915 
1916     pcc->parent_realize(dev, &local_err);
1917     if (local_err) {
1918         error_propagate(errp, local_err);
1919         return;
1920     }
1921 
1922     pnv_chip_power10_quad_realize(chip10, &local_err);
1923     if (local_err) {
1924         error_propagate(errp, local_err);
1925         return;
1926     }
1927 
1928     /* XIVE2 interrupt controller (POWER10) */
1929     object_property_set_int(OBJECT(&chip10->xive), "ic-bar",
1930                             PNV10_XIVE2_IC_BASE(chip), &error_fatal);
1931     object_property_set_int(OBJECT(&chip10->xive), "esb-bar",
1932                             PNV10_XIVE2_ESB_BASE(chip), &error_fatal);
1933     object_property_set_int(OBJECT(&chip10->xive), "end-bar",
1934                             PNV10_XIVE2_END_BASE(chip), &error_fatal);
1935     object_property_set_int(OBJECT(&chip10->xive), "nvpg-bar",
1936                             PNV10_XIVE2_NVPG_BASE(chip), &error_fatal);
1937     object_property_set_int(OBJECT(&chip10->xive), "nvc-bar",
1938                             PNV10_XIVE2_NVC_BASE(chip), &error_fatal);
1939     object_property_set_int(OBJECT(&chip10->xive), "tm-bar",
1940                             PNV10_XIVE2_TM_BASE(chip), &error_fatal);
1941     object_property_set_link(OBJECT(&chip10->xive), "chip", OBJECT(chip),
1942                              &error_abort);
1943     if (!sysbus_realize(SYS_BUS_DEVICE(&chip10->xive), errp)) {
1944         return;
1945     }
1946     pnv_xscom_add_subregion(chip, PNV10_XSCOM_XIVE2_BASE,
1947                             &chip10->xive.xscom_regs);
1948 
1949     /* Processor Service Interface (PSI) Host Bridge */
1950     object_property_set_int(OBJECT(&chip10->psi), "bar",
1951                             PNV10_PSIHB_BASE(chip), &error_fatal);
1952     /* PSI can now be configured to use 64k ESB pages on POWER10 */
1953     object_property_set_int(OBJECT(&chip10->psi), "shift", XIVE_ESB_64K,
1954                             &error_fatal);
1955     if (!qdev_realize(DEVICE(&chip10->psi), NULL, errp)) {
1956         return;
1957     }
1958     pnv_xscom_add_subregion(chip, PNV10_XSCOM_PSIHB_BASE,
1959                             &PNV_PSI(&chip10->psi)->xscom_regs);
1960 
1961     /* LPC */
1962     if (!qdev_realize(DEVICE(&chip10->lpc), NULL, errp)) {
1963         return;
1964     }
1965     memory_region_add_subregion(get_system_memory(), PNV10_LPCM_BASE(chip),
1966                                 &chip10->lpc.xscom_regs);
1967 
1968     chip->fw_mr = &chip10->lpc.isa_fw;
1969     chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0",
1970                                             (uint64_t) PNV10_LPCM_BASE(chip));
1971 
1972     /* ChipTOD */
1973     object_property_set_bool(OBJECT(&chip10->chiptod), "primary",
1974                              chip->chip_id == 0, &error_abort);
1975     object_property_set_bool(OBJECT(&chip10->chiptod), "secondary",
1976                              chip->chip_id == 1, &error_abort);
1977     object_property_set_link(OBJECT(&chip10->chiptod), "chip", OBJECT(chip),
1978                              &error_abort);
1979     if (!qdev_realize(DEVICE(&chip10->chiptod), NULL, errp)) {
1980         return;
1981     }
1982     pnv_xscom_add_subregion(chip, PNV10_XSCOM_CHIPTOD_BASE,
1983                             &chip10->chiptod.xscom_regs);
1984 
1985     /* Create the simplified OCC model */
1986     if (!qdev_realize(DEVICE(&chip10->occ), NULL, errp)) {
1987         return;
1988     }
1989     pnv_xscom_add_subregion(chip, PNV10_XSCOM_OCC_BASE,
1990                             &chip10->occ.xscom_regs);
1991     qdev_connect_gpio_out(DEVICE(&chip10->occ), 0, qdev_get_gpio_in(
1992                               DEVICE(&chip10->psi), PSIHB9_IRQ_OCC));
1993 
1994     /* OCC SRAM model */
1995     memory_region_add_subregion(get_system_memory(),
1996                                 PNV10_OCC_SENSOR_BASE(chip),
1997                                 &chip10->occ.sram_regs);
1998 
1999     /* SBE */
2000     if (!qdev_realize(DEVICE(&chip10->sbe), NULL, errp)) {
2001         return;
2002     }
2003     pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_CTRL_BASE,
2004                             &chip10->sbe.xscom_ctrl_regs);
2005     pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_MBOX_BASE,
2006                             &chip10->sbe.xscom_mbox_regs);
2007     qdev_connect_gpio_out(DEVICE(&chip10->sbe), 0, qdev_get_gpio_in(
2008                               DEVICE(&chip10->psi), PSIHB9_IRQ_PSU));
2009 
2010     /* HOMER */
2011     object_property_set_link(OBJECT(&chip10->homer), "chip", OBJECT(chip),
2012                              &error_abort);
2013     if (!qdev_realize(DEVICE(&chip10->homer), NULL, errp)) {
2014         return;
2015     }
2016     /* Homer Xscom region */
2017     pnv_xscom_add_subregion(chip, PNV10_XSCOM_PBA_BASE,
2018                             &chip10->homer.pba_regs);
2019 
2020     /* Homer mmio region */
2021     memory_region_add_subregion(get_system_memory(), PNV10_HOMER_BASE(chip),
2022                                 &chip10->homer.regs);
2023 
2024     /* N1 chiplet */
2025     if (!qdev_realize(DEVICE(&chip10->n1_chiplet), NULL, errp)) {
2026         return;
2027     }
2028     pnv_xscom_add_subregion(chip, PNV10_XSCOM_N1_CHIPLET_CTRL_REGS_BASE,
2029              &chip10->n1_chiplet.nest_pervasive.xscom_ctrl_regs_mr);
2030 
2031     pnv_xscom_add_subregion(chip, PNV10_XSCOM_N1_PB_SCOM_EQ_BASE,
2032                            &chip10->n1_chiplet.xscom_pb_eq_mr);
2033 
2034     pnv_xscom_add_subregion(chip, PNV10_XSCOM_N1_PB_SCOM_ES_BASE,
2035                            &chip10->n1_chiplet.xscom_pb_es_mr);
2036 
2037     /* PHBs */
2038     pnv_chip_power10_phb_realize(chip, &local_err);
2039     if (local_err) {
2040         error_propagate(errp, local_err);
2041         return;
2042     }
2043 
2044 
2045     /*
2046      * I2C
2047      */
2048     for (i = 0; i < pcc->i2c_num_engines; i++) {
2049         Object *obj =  OBJECT(&chip10->i2c[i]);
2050 
2051         object_property_set_int(obj, "engine", i + 1, &error_fatal);
2052         object_property_set_int(obj, "num-busses",
2053                                 pcc->i2c_ports_per_engine[i],
2054                                 &error_fatal);
2055         object_property_set_link(obj, "chip", OBJECT(chip), &error_abort);
2056         if (!qdev_realize(DEVICE(obj), NULL, errp)) {
2057             return;
2058         }
2059         pnv_xscom_add_subregion(chip, PNV10_XSCOM_I2CM_BASE +
2060                                 (chip10->i2c[i].engine - 1) *
2061                                         PNV10_XSCOM_I2CM_SIZE,
2062                                 &chip10->i2c[i].xscom_regs);
2063         qdev_connect_gpio_out(DEVICE(&chip10->i2c[i]), 0,
2064                               qdev_get_gpio_in(DEVICE(&chip10->psi),
2065                                                PSIHB9_IRQ_SBE_I2C));
2066     }
2067 
2068 }
2069 
2070 static void pnv_rainier_i2c_init(PnvMachineState *pnv)
2071 {
2072     int i;
2073     for (i = 0; i < pnv->num_chips; i++) {
2074         Pnv10Chip *chip10 = PNV10_CHIP(pnv->chips[i]);
2075 
2076         /*
2077          * Add a PCA9552 I2C device for PCIe hotplug control
2078          * to engine 2, bus 1, address 0x63
2079          */
2080         I2CSlave *dev = i2c_slave_create_simple(chip10->i2c[2].busses[1],
2081                                                 "pca9552", 0x63);
2082 
2083         /*
2084          * Connect PCA9552 GPIO pins 0-4 (SLOTx_EN) outputs to GPIO pins 5-9
2085          * (SLOTx_PG) inputs in order to fake the pgood state of PCIe slots
2086          * after hypervisor code sets a SLOTx_EN pin high.
2087          */
2088         qdev_connect_gpio_out(DEVICE(dev), 0, qdev_get_gpio_in(DEVICE(dev), 5));
2089         qdev_connect_gpio_out(DEVICE(dev), 1, qdev_get_gpio_in(DEVICE(dev), 6));
2090         qdev_connect_gpio_out(DEVICE(dev), 2, qdev_get_gpio_in(DEVICE(dev), 7));
2091         qdev_connect_gpio_out(DEVICE(dev), 3, qdev_get_gpio_in(DEVICE(dev), 8));
2092         qdev_connect_gpio_out(DEVICE(dev), 4, qdev_get_gpio_in(DEVICE(dev), 9));
2093 
2094         /*
2095          * Add a PCA9554 I2C device for cable card presence detection
2096          * to engine 2, bus 1, address 0x25
2097          */
2098         i2c_slave_create_simple(chip10->i2c[2].busses[1], "pca9554", 0x25);
2099     }
2100 }
2101 
2102 static uint32_t pnv_chip_power10_xscom_pcba(PnvChip *chip, uint64_t addr)
2103 {
2104     addr &= (PNV10_XSCOM_SIZE - 1);
2105     return addr >> 3;
2106 }
2107 
2108 static void pnv_chip_power10_class_init(ObjectClass *klass, void *data)
2109 {
2110     DeviceClass *dc = DEVICE_CLASS(klass);
2111     PnvChipClass *k = PNV_CHIP_CLASS(klass);
2112     static const int i2c_ports_per_engine[PNV10_CHIP_MAX_I2C] = {14, 14, 2, 16};
2113 
2114     k->chip_cfam_id = 0x220da04980000000ull; /* P10 DD2.0 (with NX) */
2115     k->cores_mask = POWER10_CORE_MASK;
2116     k->chip_pir = pnv_chip_pir_p10;
2117     k->intc_create = pnv_chip_power10_intc_create;
2118     k->intc_reset = pnv_chip_power10_intc_reset;
2119     k->intc_destroy = pnv_chip_power10_intc_destroy;
2120     k->intc_print_info = pnv_chip_power10_intc_print_info;
2121     k->isa_create = pnv_chip_power10_isa_create;
2122     k->dt_populate = pnv_chip_power10_dt_populate;
2123     k->pic_print_info = pnv_chip_power10_pic_print_info;
2124     k->xscom_core_base = pnv_chip_power10_xscom_core_base;
2125     k->xscom_pcba = pnv_chip_power10_xscom_pcba;
2126     dc->desc = "PowerNV Chip POWER10";
2127     k->num_pecs = PNV10_CHIP_MAX_PEC;
2128     k->i2c_num_engines = PNV10_CHIP_MAX_I2C;
2129     k->i2c_ports_per_engine = i2c_ports_per_engine;
2130 
2131     device_class_set_parent_realize(dc, pnv_chip_power10_realize,
2132                                     &k->parent_realize);
2133 }
2134 
2135 static void pnv_chip_core_sanitize(PnvChip *chip, Error **errp)
2136 {
2137     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
2138     int cores_max;
2139 
2140     /*
2141      * No custom mask for this chip, let's use the default one from *
2142      * the chip class
2143      */
2144     if (!chip->cores_mask) {
2145         chip->cores_mask = pcc->cores_mask;
2146     }
2147 
2148     /* filter alien core ids ! some are reserved */
2149     if ((chip->cores_mask & pcc->cores_mask) != chip->cores_mask) {
2150         error_setg(errp, "warning: invalid core mask for chip Ox%"PRIx64" !",
2151                    chip->cores_mask);
2152         return;
2153     }
2154     chip->cores_mask &= pcc->cores_mask;
2155 
2156     /* now that we have a sane layout, let check the number of cores */
2157     cores_max = ctpop64(chip->cores_mask);
2158     if (chip->nr_cores > cores_max) {
2159         error_setg(errp, "warning: too many cores for chip ! Limit is %d",
2160                    cores_max);
2161         return;
2162     }
2163 }
2164 
2165 static void pnv_chip_core_realize(PnvChip *chip, Error **errp)
2166 {
2167     Error *error = NULL;
2168     PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
2169     const char *typename = pnv_chip_core_typename(chip);
2170     int i, core_hwid;
2171     PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine());
2172 
2173     if (!object_class_by_name(typename)) {
2174         error_setg(errp, "Unable to find PowerNV CPU Core '%s'", typename);
2175         return;
2176     }
2177 
2178     /* Cores */
2179     pnv_chip_core_sanitize(chip, &error);
2180     if (error) {
2181         error_propagate(errp, error);
2182         return;
2183     }
2184 
2185     chip->cores = g_new0(PnvCore *, chip->nr_cores);
2186 
2187     for (i = 0, core_hwid = 0; (core_hwid < sizeof(chip->cores_mask) * 8)
2188              && (i < chip->nr_cores); core_hwid++) {
2189         char core_name[32];
2190         PnvCore *pnv_core;
2191         uint64_t xscom_core_base;
2192 
2193         if (!(chip->cores_mask & (1ull << core_hwid))) {
2194             continue;
2195         }
2196 
2197         pnv_core = PNV_CORE(object_new(typename));
2198 
2199         snprintf(core_name, sizeof(core_name), "core[%d]", core_hwid);
2200         object_property_add_child(OBJECT(chip), core_name, OBJECT(pnv_core));
2201         chip->cores[i] = pnv_core;
2202         object_property_set_int(OBJECT(pnv_core), "nr-threads",
2203                                 chip->nr_threads, &error_fatal);
2204         object_property_set_int(OBJECT(pnv_core), CPU_CORE_PROP_CORE_ID,
2205                                 core_hwid, &error_fatal);
2206         object_property_set_int(OBJECT(pnv_core), "hwid", core_hwid,
2207                                 &error_fatal);
2208         object_property_set_int(OBJECT(pnv_core), "hrmor", pnv->fw_load_addr,
2209                                 &error_fatal);
2210         object_property_set_link(OBJECT(pnv_core), "chip", OBJECT(chip),
2211                                  &error_abort);
2212         qdev_realize(DEVICE(pnv_core), NULL, &error_fatal);
2213 
2214         /* Each core has an XSCOM MMIO region */
2215         xscom_core_base = pcc->xscom_core_base(chip, core_hwid);
2216 
2217         pnv_xscom_add_subregion(chip, xscom_core_base,
2218                                 &pnv_core->xscom_regs);
2219         i++;
2220     }
2221 }
2222 
2223 static void pnv_chip_realize(DeviceState *dev, Error **errp)
2224 {
2225     PnvChip *chip = PNV_CHIP(dev);
2226     Error *error = NULL;
2227 
2228     /* Cores */
2229     pnv_chip_core_realize(chip, &error);
2230     if (error) {
2231         error_propagate(errp, error);
2232         return;
2233     }
2234 }
2235 
2236 static Property pnv_chip_properties[] = {
2237     DEFINE_PROP_UINT32("chip-id", PnvChip, chip_id, 0),
2238     DEFINE_PROP_UINT64("ram-start", PnvChip, ram_start, 0),
2239     DEFINE_PROP_UINT64("ram-size", PnvChip, ram_size, 0),
2240     DEFINE_PROP_UINT32("nr-cores", PnvChip, nr_cores, 1),
2241     DEFINE_PROP_UINT64("cores-mask", PnvChip, cores_mask, 0x0),
2242     DEFINE_PROP_UINT32("nr-threads", PnvChip, nr_threads, 1),
2243     DEFINE_PROP_END_OF_LIST(),
2244 };
2245 
2246 static void pnv_chip_class_init(ObjectClass *klass, void *data)
2247 {
2248     DeviceClass *dc = DEVICE_CLASS(klass);
2249 
2250     set_bit(DEVICE_CATEGORY_CPU, dc->categories);
2251     dc->realize = pnv_chip_realize;
2252     device_class_set_props(dc, pnv_chip_properties);
2253     dc->desc = "PowerNV Chip";
2254 }
2255 
2256 PnvCore *pnv_chip_find_core(PnvChip *chip, uint32_t core_id)
2257 {
2258     int i;
2259 
2260     for (i = 0; i < chip->nr_cores; i++) {
2261         PnvCore *pc = chip->cores[i];
2262         CPUCore *cc = CPU_CORE(pc);
2263 
2264         if (cc->core_id == core_id) {
2265             return pc;
2266         }
2267     }
2268     return NULL;
2269 }
2270 
2271 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir)
2272 {
2273     int i, j;
2274 
2275     for (i = 0; i < chip->nr_cores; i++) {
2276         PnvCore *pc = chip->cores[i];
2277         CPUCore *cc = CPU_CORE(pc);
2278 
2279         for (j = 0; j < cc->nr_threads; j++) {
2280             if (ppc_cpu_pir(pc->threads[j]) == pir) {
2281                 return pc->threads[j];
2282             }
2283         }
2284     }
2285     return NULL;
2286 }
2287 
2288 static void pnv_chip_foreach_cpu(PnvChip *chip,
2289                    void (*fn)(PnvChip *chip, PowerPCCPU *cpu, void *opaque),
2290                    void *opaque)
2291 {
2292     int i, j;
2293 
2294     for (i = 0; i < chip->nr_cores; i++) {
2295         PnvCore *pc = chip->cores[i];
2296 
2297         for (j = 0; j < CPU_CORE(pc)->nr_threads; j++) {
2298             fn(chip, pc->threads[j], opaque);
2299         }
2300     }
2301 }
2302 
2303 static ICSState *pnv_ics_get(XICSFabric *xi, int irq)
2304 {
2305     PnvMachineState *pnv = PNV_MACHINE(xi);
2306     int i, j;
2307 
2308     for (i = 0; i < pnv->num_chips; i++) {
2309         Pnv8Chip *chip8 = PNV8_CHIP(pnv->chips[i]);
2310 
2311         if (ics_valid_irq(&chip8->psi.ics, irq)) {
2312             return &chip8->psi.ics;
2313         }
2314 
2315         for (j = 0; j < chip8->num_phbs; j++) {
2316             PnvPHB *phb = chip8->phbs[j];
2317             PnvPHB3 *phb3 = PNV_PHB3(phb->backend);
2318 
2319             if (ics_valid_irq(&phb3->lsis, irq)) {
2320                 return &phb3->lsis;
2321             }
2322 
2323             if (ics_valid_irq(ICS(&phb3->msis), irq)) {
2324                 return ICS(&phb3->msis);
2325             }
2326         }
2327     }
2328     return NULL;
2329 }
2330 
2331 PnvChip *pnv_get_chip(PnvMachineState *pnv, uint32_t chip_id)
2332 {
2333     int i;
2334 
2335     for (i = 0; i < pnv->num_chips; i++) {
2336         PnvChip *chip = pnv->chips[i];
2337         if (chip->chip_id == chip_id) {
2338             return chip;
2339         }
2340     }
2341     return NULL;
2342 }
2343 
2344 static void pnv_ics_resend(XICSFabric *xi)
2345 {
2346     PnvMachineState *pnv = PNV_MACHINE(xi);
2347     int i, j;
2348 
2349     for (i = 0; i < pnv->num_chips; i++) {
2350         Pnv8Chip *chip8 = PNV8_CHIP(pnv->chips[i]);
2351 
2352         ics_resend(&chip8->psi.ics);
2353 
2354         for (j = 0; j < chip8->num_phbs; j++) {
2355             PnvPHB *phb = chip8->phbs[j];
2356             PnvPHB3 *phb3 = PNV_PHB3(phb->backend);
2357 
2358             ics_resend(&phb3->lsis);
2359             ics_resend(ICS(&phb3->msis));
2360         }
2361     }
2362 }
2363 
2364 static ICPState *pnv_icp_get(XICSFabric *xi, int pir)
2365 {
2366     PowerPCCPU *cpu = ppc_get_vcpu_by_pir(pir);
2367 
2368     return cpu ? ICP(pnv_cpu_state(cpu)->intc) : NULL;
2369 }
2370 
2371 static void pnv_pic_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
2372                                     void *opaque)
2373 {
2374     PNV_CHIP_GET_CLASS(chip)->intc_print_info(chip, cpu, opaque);
2375 }
2376 
2377 static void pnv_pic_print_info(InterruptStatsProvider *obj, GString *buf)
2378 {
2379     PnvMachineState *pnv = PNV_MACHINE(obj);
2380     int i;
2381 
2382     for (i = 0; i < pnv->num_chips; i++) {
2383         PnvChip *chip = pnv->chips[i];
2384 
2385         /* First CPU presenters */
2386         pnv_chip_foreach_cpu(chip, pnv_pic_intc_print_info, buf);
2387 
2388         /* Then other devices, PHB, PSI, XIVE */
2389         PNV_CHIP_GET_CLASS(chip)->pic_print_info(chip, buf);
2390     }
2391 }
2392 
2393 static int pnv_match_nvt(XiveFabric *xfb, uint8_t format,
2394                          uint8_t nvt_blk, uint32_t nvt_idx,
2395                          bool cam_ignore, uint8_t priority,
2396                          uint32_t logic_serv,
2397                          XiveTCTXMatch *match)
2398 {
2399     PnvMachineState *pnv = PNV_MACHINE(xfb);
2400     int total_count = 0;
2401     int i;
2402 
2403     for (i = 0; i < pnv->num_chips; i++) {
2404         Pnv9Chip *chip9 = PNV9_CHIP(pnv->chips[i]);
2405         XivePresenter *xptr = XIVE_PRESENTER(&chip9->xive);
2406         XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
2407         int count;
2408 
2409         count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
2410                                priority, logic_serv, match);
2411 
2412         if (count < 0) {
2413             return count;
2414         }
2415 
2416         total_count += count;
2417     }
2418 
2419     return total_count;
2420 }
2421 
2422 static int pnv10_xive_match_nvt(XiveFabric *xfb, uint8_t format,
2423                                 uint8_t nvt_blk, uint32_t nvt_idx,
2424                                 bool cam_ignore, uint8_t priority,
2425                                 uint32_t logic_serv,
2426                                 XiveTCTXMatch *match)
2427 {
2428     PnvMachineState *pnv = PNV_MACHINE(xfb);
2429     int total_count = 0;
2430     int i;
2431 
2432     for (i = 0; i < pnv->num_chips; i++) {
2433         Pnv10Chip *chip10 = PNV10_CHIP(pnv->chips[i]);
2434         XivePresenter *xptr = XIVE_PRESENTER(&chip10->xive);
2435         XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
2436         int count;
2437 
2438         count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
2439                                priority, logic_serv, match);
2440 
2441         if (count < 0) {
2442             return count;
2443         }
2444 
2445         total_count += count;
2446     }
2447 
2448     return total_count;
2449 }
2450 
2451 static void pnv_machine_power8_class_init(ObjectClass *oc, void *data)
2452 {
2453     MachineClass *mc = MACHINE_CLASS(oc);
2454     XICSFabricClass *xic = XICS_FABRIC_CLASS(oc);
2455     PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
2456     static const char compat[] = "qemu,powernv8\0qemu,powernv\0ibm,powernv";
2457 
2458     static GlobalProperty phb_compat[] = {
2459         { TYPE_PNV_PHB, "version", "3" },
2460         { TYPE_PNV_PHB_ROOT_PORT, "version", "3" },
2461     };
2462 
2463     mc->desc = "IBM PowerNV (Non-Virtualized) POWER8";
2464     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power8_v2.0");
2465     compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat));
2466 
2467     xic->icp_get = pnv_icp_get;
2468     xic->ics_get = pnv_ics_get;
2469     xic->ics_resend = pnv_ics_resend;
2470 
2471     pmc->compat = compat;
2472     pmc->compat_size = sizeof(compat);
2473 
2474     machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB);
2475 }
2476 
2477 static void pnv_machine_power9_class_init(ObjectClass *oc, void *data)
2478 {
2479     MachineClass *mc = MACHINE_CLASS(oc);
2480     XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
2481     PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
2482     static const char compat[] = "qemu,powernv9\0ibm,powernv";
2483 
2484     static GlobalProperty phb_compat[] = {
2485         { TYPE_PNV_PHB, "version", "4" },
2486         { TYPE_PNV_PHB_ROOT_PORT, "version", "4" },
2487     };
2488 
2489     mc->desc = "IBM PowerNV (Non-Virtualized) POWER9";
2490     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power9_v2.2");
2491     compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat));
2492 
2493     xfc->match_nvt = pnv_match_nvt;
2494 
2495     pmc->compat = compat;
2496     pmc->compat_size = sizeof(compat);
2497     pmc->dt_power_mgt = pnv_dt_power_mgt;
2498 
2499     machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB);
2500 }
2501 
2502 static void pnv_machine_p10_common_class_init(ObjectClass *oc, void *data)
2503 {
2504     MachineClass *mc = MACHINE_CLASS(oc);
2505     PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
2506     XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
2507     static const char compat[] = "qemu,powernv10\0ibm,powernv";
2508 
2509     static GlobalProperty phb_compat[] = {
2510         { TYPE_PNV_PHB, "version", "5" },
2511         { TYPE_PNV_PHB_ROOT_PORT, "version", "5" },
2512     };
2513 
2514     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power10_v2.0");
2515     compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat));
2516 
2517     mc->alias = "powernv";
2518 
2519     pmc->compat = compat;
2520     pmc->compat_size = sizeof(compat);
2521     pmc->dt_power_mgt = pnv_dt_power_mgt;
2522 
2523     xfc->match_nvt = pnv10_xive_match_nvt;
2524 
2525     machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB);
2526 }
2527 
2528 static void pnv_machine_power10_class_init(ObjectClass *oc, void *data)
2529 {
2530     MachineClass *mc = MACHINE_CLASS(oc);
2531 
2532     pnv_machine_p10_common_class_init(oc, data);
2533     mc->desc = "IBM PowerNV (Non-Virtualized) POWER10";
2534 }
2535 
2536 static void pnv_machine_p10_rainier_class_init(ObjectClass *oc, void *data)
2537 {
2538     MachineClass *mc = MACHINE_CLASS(oc);
2539     PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
2540 
2541     pnv_machine_p10_common_class_init(oc, data);
2542     mc->desc = "IBM PowerNV (Non-Virtualized) POWER10 Rainier";
2543     pmc->i2c_init = pnv_rainier_i2c_init;
2544 }
2545 
2546 static bool pnv_machine_get_hb(Object *obj, Error **errp)
2547 {
2548     PnvMachineState *pnv = PNV_MACHINE(obj);
2549 
2550     return !!pnv->fw_load_addr;
2551 }
2552 
2553 static void pnv_machine_set_hb(Object *obj, bool value, Error **errp)
2554 {
2555     PnvMachineState *pnv = PNV_MACHINE(obj);
2556 
2557     if (value) {
2558         pnv->fw_load_addr = 0x8000000;
2559     }
2560 }
2561 
2562 static void pnv_cpu_do_nmi_on_cpu(CPUState *cs, run_on_cpu_data arg)
2563 {
2564     CPUPPCState *env = cpu_env(cs);
2565 
2566     cpu_synchronize_state(cs);
2567     ppc_cpu_do_system_reset(cs);
2568     if (env->spr[SPR_SRR1] & SRR1_WAKESTATE) {
2569         /*
2570          * Power-save wakeups, as indicated by non-zero SRR1[46:47] put the
2571          * wakeup reason in SRR1[42:45], system reset is indicated with 0b0100
2572          * (PPC_BIT(43)).
2573          */
2574         if (!(env->spr[SPR_SRR1] & SRR1_WAKERESET)) {
2575             warn_report("ppc_cpu_do_system_reset does not set system reset wakeup reason");
2576             env->spr[SPR_SRR1] |= SRR1_WAKERESET;
2577         }
2578     } else {
2579         /*
2580          * For non-powersave system resets, SRR1[42:45] are defined to be
2581          * implementation-dependent. The POWER9 User Manual specifies that
2582          * an external (SCOM driven, which may come from a BMC nmi command or
2583          * another CPU requesting a NMI IPI) system reset exception should be
2584          * 0b0010 (PPC_BIT(44)).
2585          */
2586         env->spr[SPR_SRR1] |= SRR1_WAKESCOM;
2587     }
2588 }
2589 
2590 static void pnv_cpu_do_nmi(PnvChip *chip, PowerPCCPU *cpu, void *opaque)
2591 {
2592     async_run_on_cpu(CPU(cpu), pnv_cpu_do_nmi_on_cpu, RUN_ON_CPU_NULL);
2593 }
2594 
2595 static void pnv_nmi(NMIState *n, int cpu_index, Error **errp)
2596 {
2597     PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine());
2598     int i;
2599 
2600     for (i = 0; i < pnv->num_chips; i++) {
2601         pnv_chip_foreach_cpu(pnv->chips[i], pnv_cpu_do_nmi, NULL);
2602     }
2603 }
2604 
2605 static void pnv_machine_class_init(ObjectClass *oc, void *data)
2606 {
2607     MachineClass *mc = MACHINE_CLASS(oc);
2608     InterruptStatsProviderClass *ispc = INTERRUPT_STATS_PROVIDER_CLASS(oc);
2609     NMIClass *nc = NMI_CLASS(oc);
2610 
2611     mc->desc = "IBM PowerNV (Non-Virtualized)";
2612     mc->init = pnv_init;
2613     mc->reset = pnv_reset;
2614     mc->max_cpus = MAX_CPUS;
2615     /* Pnv provides a AHCI device for storage */
2616     mc->block_default_type = IF_IDE;
2617     mc->no_parallel = 1;
2618     mc->default_boot_order = NULL;
2619     /*
2620      * RAM defaults to less than 2048 for 32-bit hosts, and large
2621      * enough to fit the maximum initrd size at it's load address
2622      */
2623     mc->default_ram_size = 1 * GiB;
2624     mc->default_ram_id = "pnv.ram";
2625     ispc->print_info = pnv_pic_print_info;
2626     nc->nmi_monitor_handler = pnv_nmi;
2627 
2628     object_class_property_add_bool(oc, "hb-mode",
2629                                    pnv_machine_get_hb, pnv_machine_set_hb);
2630     object_class_property_set_description(oc, "hb-mode",
2631                               "Use a hostboot like boot loader");
2632 }
2633 
2634 #define DEFINE_PNV8_CHIP_TYPE(type, class_initfn) \
2635     {                                             \
2636         .name          = type,                    \
2637         .class_init    = class_initfn,            \
2638         .parent        = TYPE_PNV8_CHIP,          \
2639     }
2640 
2641 #define DEFINE_PNV9_CHIP_TYPE(type, class_initfn) \
2642     {                                             \
2643         .name          = type,                    \
2644         .class_init    = class_initfn,            \
2645         .parent        = TYPE_PNV9_CHIP,          \
2646     }
2647 
2648 #define DEFINE_PNV10_CHIP_TYPE(type, class_initfn) \
2649     {                                              \
2650         .name          = type,                     \
2651         .class_init    = class_initfn,             \
2652         .parent        = TYPE_PNV10_CHIP,          \
2653     }
2654 
2655 static const TypeInfo types[] = {
2656     {
2657         .name          = MACHINE_TYPE_NAME("powernv10-rainier"),
2658         .parent        = MACHINE_TYPE_NAME("powernv10"),
2659         .class_init    = pnv_machine_p10_rainier_class_init,
2660     },
2661     {
2662         .name          = MACHINE_TYPE_NAME("powernv10"),
2663         .parent        = TYPE_PNV_MACHINE,
2664         .class_init    = pnv_machine_power10_class_init,
2665         .interfaces = (InterfaceInfo[]) {
2666             { TYPE_XIVE_FABRIC },
2667             { },
2668         },
2669     },
2670     {
2671         .name          = MACHINE_TYPE_NAME("powernv9"),
2672         .parent        = TYPE_PNV_MACHINE,
2673         .class_init    = pnv_machine_power9_class_init,
2674         .interfaces = (InterfaceInfo[]) {
2675             { TYPE_XIVE_FABRIC },
2676             { },
2677         },
2678     },
2679     {
2680         .name          = MACHINE_TYPE_NAME("powernv8"),
2681         .parent        = TYPE_PNV_MACHINE,
2682         .class_init    = pnv_machine_power8_class_init,
2683         .interfaces = (InterfaceInfo[]) {
2684             { TYPE_XICS_FABRIC },
2685             { },
2686         },
2687     },
2688     {
2689         .name          = TYPE_PNV_MACHINE,
2690         .parent        = TYPE_MACHINE,
2691         .abstract       = true,
2692         .instance_size = sizeof(PnvMachineState),
2693         .class_init    = pnv_machine_class_init,
2694         .class_size    = sizeof(PnvMachineClass),
2695         .interfaces = (InterfaceInfo[]) {
2696             { TYPE_INTERRUPT_STATS_PROVIDER },
2697             { TYPE_NMI },
2698             { },
2699         },
2700     },
2701     {
2702         .name          = TYPE_PNV_CHIP,
2703         .parent        = TYPE_SYS_BUS_DEVICE,
2704         .class_init    = pnv_chip_class_init,
2705         .instance_size = sizeof(PnvChip),
2706         .class_size    = sizeof(PnvChipClass),
2707         .abstract      = true,
2708     },
2709 
2710     /*
2711      * P10 chip and variants
2712      */
2713     {
2714         .name          = TYPE_PNV10_CHIP,
2715         .parent        = TYPE_PNV_CHIP,
2716         .instance_init = pnv_chip_power10_instance_init,
2717         .instance_size = sizeof(Pnv10Chip),
2718     },
2719     DEFINE_PNV10_CHIP_TYPE(TYPE_PNV_CHIP_POWER10, pnv_chip_power10_class_init),
2720 
2721     /*
2722      * P9 chip and variants
2723      */
2724     {
2725         .name          = TYPE_PNV9_CHIP,
2726         .parent        = TYPE_PNV_CHIP,
2727         .instance_init = pnv_chip_power9_instance_init,
2728         .instance_size = sizeof(Pnv9Chip),
2729     },
2730     DEFINE_PNV9_CHIP_TYPE(TYPE_PNV_CHIP_POWER9, pnv_chip_power9_class_init),
2731 
2732     /*
2733      * P8 chip and variants
2734      */
2735     {
2736         .name          = TYPE_PNV8_CHIP,
2737         .parent        = TYPE_PNV_CHIP,
2738         .instance_init = pnv_chip_power8_instance_init,
2739         .instance_size = sizeof(Pnv8Chip),
2740     },
2741     DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8, pnv_chip_power8_class_init),
2742     DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8E, pnv_chip_power8e_class_init),
2743     DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8NVL,
2744                           pnv_chip_power8nvl_class_init),
2745 };
2746 
2747 DEFINE_TYPES(types)
2748