xref: /openbmc/qemu/hw/misc/xlnx-versal-cfu.c (revision e4e5cb4a)
1 /*
2  * QEMU model of the CFU Configuration Unit.
3  *
4  * Copyright (C) 2023, Advanced Micro Devices, Inc.
5  *
6  * Written by Edgar E. Iglesias <edgar.iglesias@gmail.com>,
7  *            Sai Pavan Boddu <sai.pavan.boddu@amd.com>,
8  *            Francisco Iglesias <francisco.iglesias@amd.com>
9  *
10  * SPDX-License-Identifier: GPL-2.0-or-later
11  */
12 
13 #include "qemu/osdep.h"
14 #include "hw/sysbus.h"
15 #include "hw/register.h"
16 #include "hw/irq.h"
17 #include "qemu/bitops.h"
18 #include "qemu/log.h"
19 #include "qemu/units.h"
20 #include "migration/vmstate.h"
21 #include "hw/qdev-properties.h"
22 #include "hw/qdev-properties-system.h"
23 #include "hw/misc/xlnx-versal-cfu.h"
24 
25 #ifndef XLNX_VERSAL_CFU_APB_ERR_DEBUG
26 #define XLNX_VERSAL_CFU_APB_ERR_DEBUG 0
27 #endif
28 
29 #define KEYHOLE_STREAM_4K (4 * KiB)
30 #define KEYHOLE_STREAM_256K (256 * KiB)
31 #define CFRAME_BROADCAST_ROW 0x1F
32 
33 bool update_wfifo(hwaddr addr, uint64_t value,
34                   uint32_t *wfifo, uint32_t *wfifo_ret)
35 {
36     unsigned int idx = extract32(addr, 2, 2);
37 
38     wfifo[idx] = value;
39 
40     if (idx == 3) {
41         memcpy(wfifo_ret, wfifo, WFIFO_SZ * sizeof(uint32_t));
42         memset(wfifo, 0, WFIFO_SZ * sizeof(uint32_t));
43         return true;
44     }
45 
46     return false;
47 }
48 
49 static void cfu_imr_update_irq(XlnxVersalCFUAPB *s)
50 {
51     bool pending = s->regs[R_CFU_ISR] & ~s->regs[R_CFU_IMR];
52     qemu_set_irq(s->irq_cfu_imr, pending);
53 }
54 
55 static void cfu_isr_postw(RegisterInfo *reg, uint64_t val64)
56 {
57     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(reg->opaque);
58     cfu_imr_update_irq(s);
59 }
60 
61 static uint64_t cfu_ier_prew(RegisterInfo *reg, uint64_t val64)
62 {
63     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(reg->opaque);
64     uint32_t val = val64;
65 
66     s->regs[R_CFU_IMR] &= ~val;
67     cfu_imr_update_irq(s);
68     return 0;
69 }
70 
71 static uint64_t cfu_idr_prew(RegisterInfo *reg, uint64_t val64)
72 {
73     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(reg->opaque);
74     uint32_t val = val64;
75 
76     s->regs[R_CFU_IMR] |= val;
77     cfu_imr_update_irq(s);
78     return 0;
79 }
80 
81 static uint64_t cfu_itr_prew(RegisterInfo *reg, uint64_t val64)
82 {
83     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(reg->opaque);
84     uint32_t val = val64;
85 
86     s->regs[R_CFU_ISR] |= val;
87     cfu_imr_update_irq(s);
88     return 0;
89 }
90 
91 static void cfu_fgcr_postw(RegisterInfo *reg, uint64_t val64)
92 {
93     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(reg->opaque);
94     uint32_t val = (uint32_t)val64;
95 
96     /* Do a scan. It always looks good. */
97     if (FIELD_EX32(val, CFU_FGCR, SC_HBC_TRIGGER)) {
98         ARRAY_FIELD_DP32(s->regs, CFU_STATUS, SCAN_CLEAR_PASS, 1);
99         ARRAY_FIELD_DP32(s->regs, CFU_STATUS, SCAN_CLEAR_DONE, 1);
100     }
101 }
102 
103 static const RegisterAccessInfo cfu_apb_regs_info[] = {
104     {   .name = "CFU_ISR",  .addr = A_CFU_ISR,
105         .rsvd = 0xfffffc00,
106         .w1c = 0x3ff,
107         .post_write = cfu_isr_postw,
108     },{ .name = "CFU_IMR",  .addr = A_CFU_IMR,
109         .reset = 0x3ff,
110         .rsvd = 0xfffffc00,
111         .ro = 0x3ff,
112     },{ .name = "CFU_IER",  .addr = A_CFU_IER,
113         .rsvd = 0xfffffc00,
114         .pre_write = cfu_ier_prew,
115     },{ .name = "CFU_IDR",  .addr = A_CFU_IDR,
116         .rsvd = 0xfffffc00,
117         .pre_write = cfu_idr_prew,
118     },{ .name = "CFU_ITR",  .addr = A_CFU_ITR,
119         .rsvd = 0xfffffc00,
120         .pre_write = cfu_itr_prew,
121     },{ .name = "CFU_PROTECT",  .addr = A_CFU_PROTECT,
122         .reset = 0x1,
123     },{ .name = "CFU_FGCR",  .addr = A_CFU_FGCR,
124         .rsvd = 0xffff8000,
125         .post_write = cfu_fgcr_postw,
126     },{ .name = "CFU_CTL",  .addr = A_CFU_CTL,
127         .rsvd = 0xffff0000,
128     },{ .name = "CFU_CRAM_RW",  .addr = A_CFU_CRAM_RW,
129         .reset = 0x401f7d9,
130         .rsvd = 0xf8000000,
131     },{ .name = "CFU_MASK",  .addr = A_CFU_MASK,
132     },{ .name = "CFU_CRC_EXPECT",  .addr = A_CFU_CRC_EXPECT,
133     },{ .name = "CFU_CFRAME_LEFT_T0",  .addr = A_CFU_CFRAME_LEFT_T0,
134         .rsvd = 0xfff00000,
135     },{ .name = "CFU_CFRAME_LEFT_T1",  .addr = A_CFU_CFRAME_LEFT_T1,
136         .rsvd = 0xfff00000,
137     },{ .name = "CFU_CFRAME_LEFT_T2",  .addr = A_CFU_CFRAME_LEFT_T2,
138         .rsvd = 0xfff00000,
139     },{ .name = "CFU_ROW_RANGE",  .addr = A_CFU_ROW_RANGE,
140         .rsvd = 0xffffffc0,
141         .ro = 0x3f,
142     },{ .name = "CFU_STATUS",  .addr = A_CFU_STATUS,
143         .rsvd = 0x80000000,
144         .ro = 0x7fffffff,
145     },{ .name = "CFU_INTERNAL_STATUS",  .addr = A_CFU_INTERNAL_STATUS,
146         .rsvd = 0xff800000,
147         .ro = 0x7fffff,
148     },{ .name = "CFU_QWORD_CNT",  .addr = A_CFU_QWORD_CNT,
149         .ro = 0xffffffff,
150     },{ .name = "CFU_CRC_LIVE",  .addr = A_CFU_CRC_LIVE,
151         .ro = 0xffffffff,
152     },{ .name = "CFU_PENDING_READ_CNT",  .addr = A_CFU_PENDING_READ_CNT,
153         .rsvd = 0xfe000000,
154         .ro = 0x1ffffff,
155     },{ .name = "CFU_FDRI_CNT",  .addr = A_CFU_FDRI_CNT,
156         .ro = 0xffffffff,
157     },{ .name = "CFU_ECO1",  .addr = A_CFU_ECO1,
158     },{ .name = "CFU_ECO2",  .addr = A_CFU_ECO2,
159     }
160 };
161 
162 static void cfu_apb_reset(DeviceState *dev)
163 {
164     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(dev);
165     unsigned int i;
166 
167     for (i = 0; i < ARRAY_SIZE(s->regs_info); ++i) {
168         register_reset(&s->regs_info[i]);
169     }
170     memset(s->wfifo, 0, WFIFO_SZ * sizeof(uint32_t));
171 
172     s->regs[R_CFU_STATUS] |= R_CFU_STATUS_HC_COMPLETE_MASK;
173     cfu_imr_update_irq(s);
174 }
175 
176 static const MemoryRegionOps cfu_apb_ops = {
177     .read = register_read_memory,
178     .write = register_write_memory,
179     .endianness = DEVICE_LITTLE_ENDIAN,
180     .valid = {
181         .min_access_size = 4,
182         .max_access_size = 4,
183     },
184 };
185 
186 static void cfu_transfer_cfi_packet(XlnxVersalCFUAPB *s, uint8_t row_addr,
187                                     XlnxCfiPacket *pkt)
188 {
189     if (row_addr == CFRAME_BROADCAST_ROW) {
190         for (int i = 0; i < ARRAY_SIZE(s->cfg.cframe); i++) {
191             if (s->cfg.cframe[i]) {
192                 xlnx_cfi_transfer_packet(s->cfg.cframe[i], pkt);
193             }
194         }
195     } else {
196             assert(row_addr < ARRAY_SIZE(s->cfg.cframe));
197 
198             if (s->cfg.cframe[row_addr]) {
199                 xlnx_cfi_transfer_packet(s->cfg.cframe[row_addr], pkt);
200             }
201     }
202 }
203 
204 static uint64_t cfu_stream_read(void *opaque, hwaddr addr, unsigned size)
205 {
206     qemu_log_mask(LOG_GUEST_ERROR, "%s: Unsupported read from addr=%"
207                   HWADDR_PRIx "\n", __func__, addr);
208     return 0;
209 }
210 
211 static void cfu_stream_write(void *opaque, hwaddr addr, uint64_t value,
212                       unsigned size)
213 {
214     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(opaque);
215     uint32_t wfifo[WFIFO_SZ];
216 
217     if (update_wfifo(addr, value, s->wfifo, wfifo)) {
218         uint8_t packet_type, row_addr, reg_addr;
219 
220         packet_type = extract32(wfifo[0], 24, 8);
221         row_addr = extract32(wfifo[0], 16, 5);
222         reg_addr = extract32(wfifo[0], 8, 6);
223 
224         /* Compressed bitstreams are not supported yet. */
225         if (ARRAY_FIELD_EX32(s->regs, CFU_CTL, DECOMPRESS) == 0) {
226             if (s->regs[R_CFU_FDRI_CNT]) {
227                 XlnxCfiPacket pkt = {
228                     .reg_addr = CFRAME_FDRI,
229                     .data[0] = wfifo[0],
230                     .data[1] = wfifo[1],
231                     .data[2] = wfifo[2],
232                     .data[3] = wfifo[3]
233                 };
234 
235                 cfu_transfer_cfi_packet(s, s->fdri_row_addr, &pkt);
236 
237                 s->regs[R_CFU_FDRI_CNT]--;
238 
239             } else if (packet_type == PACKET_TYPE_CFU &&
240                        reg_addr == CFRAME_FDRI) {
241 
242                 /* Load R_CFU_FDRI_CNT, must be multiple of 25 */
243                 s->regs[R_CFU_FDRI_CNT] = wfifo[1];
244 
245                 /* Store target row_addr */
246                 s->fdri_row_addr = row_addr;
247 
248                 if (wfifo[1] % 25 != 0) {
249                     qemu_log_mask(LOG_GUEST_ERROR,
250                                   "CFU FDRI_CNT is not loaded with "
251                                   "a multiple of 25 value\n");
252                 }
253 
254             } else if (packet_type == PACKET_TYPE_CFRAME) {
255                 XlnxCfiPacket pkt = {
256                     .reg_addr = reg_addr,
257                     .data[0] = wfifo[1],
258                     .data[1] = wfifo[2],
259                     .data[2] = wfifo[3],
260                 };
261                 cfu_transfer_cfi_packet(s, row_addr, &pkt);
262             }
263         }
264     }
265 }
266 
267 static uint64_t cfu_sfr_read(void *opaque, hwaddr addr, unsigned size)
268 {
269     qemu_log_mask(LOG_GUEST_ERROR, "%s: Unsupported read from addr=%"
270                   HWADDR_PRIx "\n", __func__, addr);
271     return 0;
272 }
273 
274 static void cfu_sfr_write(void *opaque, hwaddr addr, uint64_t value,
275                       unsigned size)
276 {
277     XlnxVersalCFUSFR *s = XLNX_VERSAL_CFU_SFR(opaque);
278     uint32_t wfifo[WFIFO_SZ];
279 
280     if (update_wfifo(addr, value, s->wfifo, wfifo)) {
281         uint8_t row_addr = extract32(wfifo[0], 23, 5);
282         uint32_t frame_addr = extract32(wfifo[0], 0, 23);
283         XlnxCfiPacket pkt = { .reg_addr = CFRAME_SFR,
284                               .data[0] = frame_addr };
285 
286         if (s->cfg.cfu) {
287             cfu_transfer_cfi_packet(s->cfg.cfu, row_addr, &pkt);
288         }
289     }
290 }
291 
292 static uint64_t cfu_fdro_read(void *opaque, hwaddr addr, unsigned size)
293 {
294     XlnxVersalCFUFDRO *s = XLNX_VERSAL_CFU_FDRO(opaque);
295     uint64_t ret = 0;
296 
297     if (!fifo32_is_empty(&s->fdro_data)) {
298         ret = fifo32_pop(&s->fdro_data);
299     }
300 
301     return ret;
302 }
303 
304 static void cfu_fdro_write(void *opaque, hwaddr addr, uint64_t value,
305                            unsigned size)
306 {
307     qemu_log_mask(LOG_GUEST_ERROR, "%s: Unsupported write from addr=%"
308                   HWADDR_PRIx "\n", __func__, addr);
309 }
310 
311 static const MemoryRegionOps cfu_stream_ops = {
312     .read = cfu_stream_read,
313     .write = cfu_stream_write,
314     .endianness = DEVICE_LITTLE_ENDIAN,
315     .valid = {
316         .min_access_size = 4,
317         .max_access_size = 8,
318     },
319 };
320 
321 static const MemoryRegionOps cfu_sfr_ops = {
322     .read = cfu_sfr_read,
323     .write = cfu_sfr_write,
324     .endianness = DEVICE_LITTLE_ENDIAN,
325     .valid = {
326         .min_access_size = 4,
327         .max_access_size = 4,
328     },
329 };
330 
331 static const MemoryRegionOps cfu_fdro_ops = {
332     .read = cfu_fdro_read,
333     .write = cfu_fdro_write,
334     .endianness = DEVICE_LITTLE_ENDIAN,
335     .valid = {
336         .min_access_size = 4,
337         .max_access_size = 4,
338     },
339 };
340 
341 static void cfu_apb_init(Object *obj)
342 {
343     XlnxVersalCFUAPB *s = XLNX_VERSAL_CFU_APB(obj);
344     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
345     RegisterInfoArray *reg_array;
346     unsigned int i;
347     char *name;
348 
349     memory_region_init(&s->iomem, obj, TYPE_XLNX_VERSAL_CFU_APB, R_MAX * 4);
350     reg_array =
351         register_init_block32(DEVICE(obj), cfu_apb_regs_info,
352                               ARRAY_SIZE(cfu_apb_regs_info),
353                               s->regs_info, s->regs,
354                               &cfu_apb_ops,
355                               XLNX_VERSAL_CFU_APB_ERR_DEBUG,
356                               R_MAX * 4);
357     memory_region_add_subregion(&s->iomem,
358                                 0x0,
359                                 &reg_array->mem);
360     sysbus_init_mmio(sbd, &s->iomem);
361     for (i = 0; i < NUM_STREAM; i++) {
362         name = g_strdup_printf(TYPE_XLNX_VERSAL_CFU_APB "-stream%d", i);
363         memory_region_init_io(&s->iomem_stream[i], obj, &cfu_stream_ops, s,
364                           name, i == 0 ? KEYHOLE_STREAM_4K :
365                                          KEYHOLE_STREAM_256K);
366         sysbus_init_mmio(sbd, &s->iomem_stream[i]);
367         g_free(name);
368     }
369     sysbus_init_irq(sbd, &s->irq_cfu_imr);
370 }
371 
372 static void cfu_sfr_init(Object *obj)
373 {
374     XlnxVersalCFUSFR *s = XLNX_VERSAL_CFU_SFR(obj);
375     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
376 
377     memory_region_init_io(&s->iomem_sfr, obj, &cfu_sfr_ops, s,
378                           TYPE_XLNX_VERSAL_CFU_SFR, KEYHOLE_STREAM_4K);
379     sysbus_init_mmio(sbd, &s->iomem_sfr);
380 }
381 
382 static void cfu_sfr_reset_enter(Object *obj, ResetType type)
383 {
384     XlnxVersalCFUSFR *s = XLNX_VERSAL_CFU_SFR(obj);
385 
386     memset(s->wfifo, 0, WFIFO_SZ * sizeof(uint32_t));
387 }
388 
389 static void cfu_fdro_init(Object *obj)
390 {
391     XlnxVersalCFUFDRO *s = XLNX_VERSAL_CFU_FDRO(obj);
392     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
393 
394     memory_region_init_io(&s->iomem_fdro, obj, &cfu_fdro_ops, s,
395                           TYPE_XLNX_VERSAL_CFU_FDRO, KEYHOLE_STREAM_4K);
396     sysbus_init_mmio(sbd, &s->iomem_fdro);
397     fifo32_create(&s->fdro_data, 8 * KiB / sizeof(uint32_t));
398 }
399 
400 static void cfu_fdro_reset_enter(Object *obj, ResetType type)
401 {
402     XlnxVersalCFUFDRO *s = XLNX_VERSAL_CFU_FDRO(obj);
403 
404     fifo32_reset(&s->fdro_data);
405 }
406 
407 static void cfu_fdro_cfi_transfer_packet(XlnxCfiIf *cfi_if, XlnxCfiPacket *pkt)
408 {
409     XlnxVersalCFUFDRO *s = XLNX_VERSAL_CFU_FDRO(cfi_if);
410 
411     if (fifo32_num_free(&s->fdro_data) >= ARRAY_SIZE(pkt->data)) {
412         for (int i = 0; i < ARRAY_SIZE(pkt->data); i++) {
413             fifo32_push(&s->fdro_data, pkt->data[i]);
414         }
415     } else {
416         /* It is a programming error to fill the fifo. */
417         qemu_log_mask(LOG_GUEST_ERROR,
418                       "CFU_FDRO: CFI data dropped due to full read fifo\n");
419     }
420 }
421 
422 static Property cfu_props[] = {
423         DEFINE_PROP_LINK("cframe0", XlnxVersalCFUAPB, cfg.cframe[0],
424                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
425         DEFINE_PROP_LINK("cframe1", XlnxVersalCFUAPB, cfg.cframe[1],
426                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
427         DEFINE_PROP_LINK("cframe2", XlnxVersalCFUAPB, cfg.cframe[2],
428                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
429         DEFINE_PROP_LINK("cframe3", XlnxVersalCFUAPB, cfg.cframe[3],
430                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
431         DEFINE_PROP_LINK("cframe4", XlnxVersalCFUAPB, cfg.cframe[4],
432                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
433         DEFINE_PROP_LINK("cframe5", XlnxVersalCFUAPB, cfg.cframe[5],
434                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
435         DEFINE_PROP_LINK("cframe6", XlnxVersalCFUAPB, cfg.cframe[6],
436                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
437         DEFINE_PROP_LINK("cframe7", XlnxVersalCFUAPB, cfg.cframe[7],
438                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
439         DEFINE_PROP_LINK("cframe8", XlnxVersalCFUAPB, cfg.cframe[8],
440                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
441         DEFINE_PROP_LINK("cframe9", XlnxVersalCFUAPB, cfg.cframe[9],
442                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
443         DEFINE_PROP_LINK("cframe10", XlnxVersalCFUAPB, cfg.cframe[10],
444                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
445         DEFINE_PROP_LINK("cframe11", XlnxVersalCFUAPB, cfg.cframe[11],
446                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
447         DEFINE_PROP_LINK("cframe12", XlnxVersalCFUAPB, cfg.cframe[12],
448                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
449         DEFINE_PROP_LINK("cframe13", XlnxVersalCFUAPB, cfg.cframe[13],
450                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
451         DEFINE_PROP_LINK("cframe14", XlnxVersalCFUAPB, cfg.cframe[14],
452                          TYPE_XLNX_CFI_IF, XlnxCfiIf *),
453         DEFINE_PROP_END_OF_LIST(),
454 };
455 
456 static Property cfu_sfr_props[] = {
457         DEFINE_PROP_LINK("cfu", XlnxVersalCFUSFR, cfg.cfu,
458                          TYPE_XLNX_VERSAL_CFU_APB, XlnxVersalCFUAPB *),
459         DEFINE_PROP_END_OF_LIST(),
460 };
461 
462 static const VMStateDescription vmstate_cfu_apb = {
463     .name = TYPE_XLNX_VERSAL_CFU_APB,
464     .version_id = 1,
465     .minimum_version_id = 1,
466     .fields = (const VMStateField[]) {
467         VMSTATE_UINT32_ARRAY(wfifo, XlnxVersalCFUAPB, 4),
468         VMSTATE_UINT32_ARRAY(regs, XlnxVersalCFUAPB, R_MAX),
469         VMSTATE_UINT8(fdri_row_addr, XlnxVersalCFUAPB),
470         VMSTATE_END_OF_LIST(),
471     }
472 };
473 
474 static const VMStateDescription vmstate_cfu_fdro = {
475     .name = TYPE_XLNX_VERSAL_CFU_FDRO,
476     .version_id = 1,
477     .minimum_version_id = 1,
478     .fields = (const VMStateField[]) {
479         VMSTATE_FIFO32(fdro_data, XlnxVersalCFUFDRO),
480         VMSTATE_END_OF_LIST(),
481     }
482 };
483 
484 static const VMStateDescription vmstate_cfu_sfr = {
485     .name = TYPE_XLNX_VERSAL_CFU_SFR,
486     .version_id = 1,
487     .minimum_version_id = 1,
488     .fields = (const VMStateField[]) {
489         VMSTATE_UINT32_ARRAY(wfifo, XlnxVersalCFUSFR, 4),
490         VMSTATE_END_OF_LIST(),
491     }
492 };
493 
494 static void cfu_apb_class_init(ObjectClass *klass, void *data)
495 {
496     DeviceClass *dc = DEVICE_CLASS(klass);
497 
498     dc->reset = cfu_apb_reset;
499     dc->vmsd = &vmstate_cfu_apb;
500     device_class_set_props(dc, cfu_props);
501 }
502 
503 static void cfu_fdro_class_init(ObjectClass *klass, void *data)
504 {
505     DeviceClass *dc = DEVICE_CLASS(klass);
506     ResettableClass *rc = RESETTABLE_CLASS(klass);
507     XlnxCfiIfClass *xcic = XLNX_CFI_IF_CLASS(klass);
508 
509     dc->vmsd = &vmstate_cfu_fdro;
510     xcic->cfi_transfer_packet = cfu_fdro_cfi_transfer_packet;
511     rc->phases.enter = cfu_fdro_reset_enter;
512 }
513 
514 static void cfu_sfr_class_init(ObjectClass *klass, void *data)
515 {
516     DeviceClass *dc = DEVICE_CLASS(klass);
517     ResettableClass *rc = RESETTABLE_CLASS(klass);
518 
519     device_class_set_props(dc, cfu_sfr_props);
520     dc->vmsd = &vmstate_cfu_sfr;
521     rc->phases.enter = cfu_sfr_reset_enter;
522 }
523 
524 static const TypeInfo cfu_apb_info = {
525     .name          = TYPE_XLNX_VERSAL_CFU_APB,
526     .parent        = TYPE_SYS_BUS_DEVICE,
527     .instance_size = sizeof(XlnxVersalCFUAPB),
528     .class_init    = cfu_apb_class_init,
529     .instance_init = cfu_apb_init,
530     .interfaces = (InterfaceInfo[]) {
531         { TYPE_XLNX_CFI_IF },
532         { }
533     }
534 };
535 
536 static const TypeInfo cfu_fdro_info = {
537     .name          = TYPE_XLNX_VERSAL_CFU_FDRO,
538     .parent        = TYPE_SYS_BUS_DEVICE,
539     .instance_size = sizeof(XlnxVersalCFUFDRO),
540     .class_init    = cfu_fdro_class_init,
541     .instance_init = cfu_fdro_init,
542     .interfaces = (InterfaceInfo[]) {
543         { TYPE_XLNX_CFI_IF },
544         { }
545     }
546 };
547 
548 static const TypeInfo cfu_sfr_info = {
549     .name          = TYPE_XLNX_VERSAL_CFU_SFR,
550     .parent        = TYPE_SYS_BUS_DEVICE,
551     .instance_size = sizeof(XlnxVersalCFUSFR),
552     .class_init    = cfu_sfr_class_init,
553     .instance_init = cfu_sfr_init,
554 };
555 
556 static void cfu_apb_register_types(void)
557 {
558     type_register_static(&cfu_apb_info);
559     type_register_static(&cfu_fdro_info);
560     type_register_static(&cfu_sfr_info);
561 }
562 
563 type_init(cfu_apb_register_types)
564