1/*
2 * QEMU PowerPC 440 embedded processors emulation
3 *
4 * Copyright (c) 2012 François Revol
5 * Copyright (c) 2016-2019 BALATON Zoltan
6 *
7 * This work is licensed under the GNU GPL license version 2 or later.
8 *
9 */
10
11#include "qemu/osdep.h"
12#include "qemu/units.h"
13#include "qemu/error-report.h"
14#include "qapi/error.h"
15#include "qemu/log.h"
16#include "qemu/main-loop.h"
17#include "qemu/module.h"
18#include "cpu.h"
19#include "hw/irq.h"
20#include "exec/address-spaces.h"
21#include "exec/memory.h"
22#include "hw/ppc/ppc.h"
23#include "hw/qdev-properties.h"
24#include "hw/pci/pci.h"
25#include "sysemu/block-backend.h"
26#include "sysemu/reset.h"
27#include "ppc440.h"
28
29/*****************************************************************************/
30/* L2 Cache as SRAM */
31/* FIXME:fix names */
32enum {
33 DCR_L2CACHE_BASE = 0x30,
34 DCR_L2CACHE_CFG = DCR_L2CACHE_BASE,
35 DCR_L2CACHE_CMD,
36 DCR_L2CACHE_ADDR,
37 DCR_L2CACHE_DATA,
38 DCR_L2CACHE_STAT,
39 DCR_L2CACHE_CVER,
40 DCR_L2CACHE_SNP0,
41 DCR_L2CACHE_SNP1,
42 DCR_L2CACHE_END = DCR_L2CACHE_SNP1,
43};
44
45/* base is 460ex-specific, cf. U-Boot, ppc4xx-isram.h */
46enum {
47 DCR_ISRAM0_BASE = 0x20,
48 DCR_ISRAM0_SB0CR = DCR_ISRAM0_BASE,
49 DCR_ISRAM0_SB1CR,
50 DCR_ISRAM0_SB2CR,
51 DCR_ISRAM0_SB3CR,
52 DCR_ISRAM0_BEAR,
53 DCR_ISRAM0_BESR0,
54 DCR_ISRAM0_BESR1,
55 DCR_ISRAM0_PMEG,
56 DCR_ISRAM0_CID,
57 DCR_ISRAM0_REVID,
58 DCR_ISRAM0_DPC,
59 DCR_ISRAM0_END = DCR_ISRAM0_DPC
60};
61
62enum {
63 DCR_ISRAM1_BASE = 0xb0,
64 DCR_ISRAM1_SB0CR = DCR_ISRAM1_BASE,
65 /* single bank */
66 DCR_ISRAM1_BEAR = DCR_ISRAM1_BASE + 0x04,
67 DCR_ISRAM1_BESR0,
68 DCR_ISRAM1_BESR1,
69 DCR_ISRAM1_PMEG,
70 DCR_ISRAM1_CID,
71 DCR_ISRAM1_REVID,
72 DCR_ISRAM1_DPC,
73 DCR_ISRAM1_END = DCR_ISRAM1_DPC
74};
75
76typedef struct ppc4xx_l2sram_t {
77 MemoryRegion bank[4];
78 uint32_t l2cache[8];
79 uint32_t isram0[11];
80} ppc4xx_l2sram_t;
81
82#ifdef MAP_L2SRAM
83static void l2sram_update_mappings(ppc4xx_l2sram_t *l2sram,
84 uint32_t isarc, uint32_t isacntl,
85 uint32_t dsarc, uint32_t dsacntl)
86{
87 if (l2sram->isarc != isarc ||
88 (l2sram->isacntl & 0x80000000) != (isacntl & 0x80000000)) {
89 if (l2sram->isacntl & 0x80000000) {
90 /* Unmap previously assigned memory region */
91 memory_region_del_subregion(get_system_memory(),
92 &l2sram->isarc_ram);
93 }
94 if (isacntl & 0x80000000) {
95 /* Map new instruction memory region */
96 memory_region_add_subregion(get_system_memory(), isarc,
97 &l2sram->isarc_ram);
98 }
99 }
100 if (l2sram->dsarc != dsarc ||
101 (l2sram->dsacntl & 0x80000000) != (dsacntl & 0x80000000)) {
102 if (l2sram->dsacntl & 0x80000000) {
103 /* Beware not to unmap the region we just mapped */
104 if (!(isacntl & 0x80000000) || l2sram->dsarc != isarc) {
105 /* Unmap previously assigned memory region */
106 memory_region_del_subregion(get_system_memory(),
107 &l2sram->dsarc_ram);
108 }
109 }
110 if (dsacntl & 0x80000000) {
111 /* Beware not to remap the region we just mapped */
112 if (!(isacntl & 0x80000000) || dsarc != isarc) {
113 /* Map new data memory region */
114 memory_region_add_subregion(get_system_memory(), dsarc,
115 &l2sram->dsarc_ram);
116 }
117 }
118 }
119}
120#endif
121
122static uint32_t dcr_read_l2sram(void *opaque, int dcrn)
123{
124 ppc4xx_l2sram_t *l2sram = opaque;
125 uint32_t ret = 0;
126
127 switch (dcrn) {
128 case DCR_L2CACHE_CFG:
129 case DCR_L2CACHE_CMD:
130 case DCR_L2CACHE_ADDR:
131 case DCR_L2CACHE_DATA:
132 case DCR_L2CACHE_STAT:
133 case DCR_L2CACHE_CVER:
134 case DCR_L2CACHE_SNP0:
135 case DCR_L2CACHE_SNP1:
136 ret = l2sram->l2cache[dcrn - DCR_L2CACHE_BASE];
137 break;
138
139 case DCR_ISRAM0_SB0CR:
140 case DCR_ISRAM0_SB1CR:
141 case DCR_ISRAM0_SB2CR:
142 case DCR_ISRAM0_SB3CR:
143 case DCR_ISRAM0_BEAR:
144 case DCR_ISRAM0_BESR0:
145 case DCR_ISRAM0_BESR1:
146 case DCR_ISRAM0_PMEG:
147 case DCR_ISRAM0_CID:
148 case DCR_ISRAM0_REVID:
149 case DCR_ISRAM0_DPC:
150 ret = l2sram->isram0[dcrn - DCR_ISRAM0_BASE];
151 break;
152
153 default:
154 break;
155 }
156
157 return ret;
158}
159
160static void dcr_write_l2sram(void *opaque, int dcrn, uint32_t val)
161{
162 /*ppc4xx_l2sram_t *l2sram = opaque;*/
163 /* FIXME: Actually handle L2 cache mapping */
164
165 switch (dcrn) {
166 case DCR_L2CACHE_CFG:
167 case DCR_L2CACHE_CMD:
168 case DCR_L2CACHE_ADDR:
169 case DCR_L2CACHE_DATA:
170 case DCR_L2CACHE_STAT:
171 case DCR_L2CACHE_CVER:
172 case DCR_L2CACHE_SNP0:
173 case DCR_L2CACHE_SNP1:
174 /*l2sram->l2cache[dcrn - DCR_L2CACHE_BASE] = val;*/
175 break;
176
177 case DCR_ISRAM0_SB0CR:
178 case DCR_ISRAM0_SB1CR:
179 case DCR_ISRAM0_SB2CR:
180 case DCR_ISRAM0_SB3CR:
181 case DCR_ISRAM0_BEAR:
182 case DCR_ISRAM0_BESR0:
183 case DCR_ISRAM0_BESR1:
184 case DCR_ISRAM0_PMEG:
185 case DCR_ISRAM0_CID:
186 case DCR_ISRAM0_REVID:
187 case DCR_ISRAM0_DPC:
188 /*l2sram->isram0[dcrn - DCR_L2CACHE_BASE] = val;*/
189 break;
190
191 case DCR_ISRAM1_SB0CR:
192 case DCR_ISRAM1_BEAR:
193 case DCR_ISRAM1_BESR0:
194 case DCR_ISRAM1_BESR1:
195 case DCR_ISRAM1_PMEG:
196 case DCR_ISRAM1_CID:
197 case DCR_ISRAM1_REVID:
198 case DCR_ISRAM1_DPC:
199 /*l2sram->isram1[dcrn - DCR_L2CACHE_BASE] = val;*/
200 break;
201 }
202 /*l2sram_update_mappings(l2sram, isarc, isacntl, dsarc, dsacntl);*/
203}
204
205static void l2sram_reset(void *opaque)
206{
207 ppc4xx_l2sram_t *l2sram = opaque;
208
209 memset(l2sram->l2cache, 0, sizeof(l2sram->l2cache));
210 l2sram->l2cache[DCR_L2CACHE_STAT - DCR_L2CACHE_BASE] = 0x80000000;
211 memset(l2sram->isram0, 0, sizeof(l2sram->isram0));
212 /*l2sram_update_mappings(l2sram, isarc, isacntl, dsarc, dsacntl);*/
213}
214
215void ppc4xx_l2sram_init(CPUPPCState *env)
216{
217 ppc4xx_l2sram_t *l2sram;
218
219 l2sram = g_malloc0(sizeof(*l2sram));
220 /* XXX: Size is 4*64kB for 460ex, cf. U-Boot, ppc4xx-isram.h */
221 memory_region_init_ram(&l2sram->bank[0], NULL, "ppc4xx.l2sram_bank0",
222 64 * KiB, &error_abort);
223 memory_region_init_ram(&l2sram->bank[1], NULL, "ppc4xx.l2sram_bank1",
224 64 * KiB, &error_abort);
225 memory_region_init_ram(&l2sram->bank[2], NULL, "ppc4xx.l2sram_bank2",
226 64 * KiB, &error_abort);
227 memory_region_init_ram(&l2sram->bank[3], NULL, "ppc4xx.l2sram_bank3",
228 64 * KiB, &error_abort);
229 qemu_register_reset(&l2sram_reset, l2sram);
230 ppc_dcr_register(env, DCR_L2CACHE_CFG,
231 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
232 ppc_dcr_register(env, DCR_L2CACHE_CMD,
233 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
234 ppc_dcr_register(env, DCR_L2CACHE_ADDR,
235 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
236 ppc_dcr_register(env, DCR_L2CACHE_DATA,
237 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
238 ppc_dcr_register(env, DCR_L2CACHE_STAT,
239 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
240 ppc_dcr_register(env, DCR_L2CACHE_CVER,
241 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
242 ppc_dcr_register(env, DCR_L2CACHE_SNP0,
243 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
244 ppc_dcr_register(env, DCR_L2CACHE_SNP1,
245 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
246
247 ppc_dcr_register(env, DCR_ISRAM0_SB0CR,
248 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
249 ppc_dcr_register(env, DCR_ISRAM0_SB1CR,
250 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
251 ppc_dcr_register(env, DCR_ISRAM0_SB2CR,
252 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
253 ppc_dcr_register(env, DCR_ISRAM0_SB3CR,
254 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
255 ppc_dcr_register(env, DCR_ISRAM0_PMEG,
256 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
257 ppc_dcr_register(env, DCR_ISRAM0_DPC,
258 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
259
260 ppc_dcr_register(env, DCR_ISRAM1_SB0CR,
261 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
262 ppc_dcr_register(env, DCR_ISRAM1_PMEG,
263 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
264 ppc_dcr_register(env, DCR_ISRAM1_DPC,
265 l2sram, &dcr_read_l2sram, &dcr_write_l2sram);
266}
267
268/*****************************************************************************/
269/* Clocking Power on Reset */
270enum {
271 CPR0_CFGADDR = 0xC,
272 CPR0_CFGDATA = 0xD,
273
274 CPR0_PLLD = 0x060,
275 CPR0_PLBED = 0x080,
276 CPR0_OPBD = 0x0C0,
277 CPR0_PERD = 0x0E0,
278 CPR0_AHBD = 0x100,
279};
280
281typedef struct ppc4xx_cpr_t {
282 uint32_t addr;
283} ppc4xx_cpr_t;
284
285static uint32_t dcr_read_cpr(void *opaque, int dcrn)
286{
287 ppc4xx_cpr_t *cpr = opaque;
288 uint32_t ret = 0;
289
290 switch (dcrn) {
291 case CPR0_CFGADDR:
292 ret = cpr->addr;
293 break;
294 case CPR0_CFGDATA:
295 switch (cpr->addr) {
296 case CPR0_PLLD:
297 ret = (0xb5 << 24) | (1 << 16) | (9 << 8);
298 break;
299 case CPR0_PLBED:
300 ret = (5 << 24);
301 break;
302 case CPR0_OPBD:
303 ret = (2 << 24);
304 break;
305 case CPR0_PERD:
306 case CPR0_AHBD:
307 ret = (1 << 24);
308 break;
309 default:
310 break;
311 }
312 break;
313 default:
314 break;
315 }
316
317 return ret;
318}
319
320static void dcr_write_cpr(void *opaque, int dcrn, uint32_t val)
321{
322 ppc4xx_cpr_t *cpr = opaque;
323
324 switch (dcrn) {
325 case CPR0_CFGADDR:
326 cpr->addr = val;
327 break;
328 case CPR0_CFGDATA:
329 break;
330 default:
331 break;
332 }
333}
334
335static void ppc4xx_cpr_reset(void *opaque)
336{
337 ppc4xx_cpr_t *cpr = opaque;
338
339 cpr->addr = 0;
340}
341
342void ppc4xx_cpr_init(CPUPPCState *env)
343{
344 ppc4xx_cpr_t *cpr;
345
346 cpr = g_malloc0(sizeof(*cpr));
347 ppc_dcr_register(env, CPR0_CFGADDR, cpr, &dcr_read_cpr, &dcr_write_cpr);
348 ppc_dcr_register(env, CPR0_CFGDATA, cpr, &dcr_read_cpr, &dcr_write_cpr);
349 qemu_register_reset(ppc4xx_cpr_reset, cpr);
350}
351
352/*****************************************************************************/
353/* System DCRs */
354typedef struct ppc4xx_sdr_t ppc4xx_sdr_t;
355struct ppc4xx_sdr_t {
356 uint32_t addr;
357};
358
359enum {
360 SDR0_CFGADDR = 0x00e,
361 SDR0_CFGDATA,
362 SDR0_STRP0 = 0x020,
363 SDR0_STRP1,
364 SDR0_102 = 0x66,
365 SDR0_103,
366 SDR0_128 = 0x80,
367 SDR0_ECID3 = 0x083,
368 SDR0_DDR0 = 0x0e1,
369 SDR0_USB0 = 0x320,
370};
371
372enum {
373 PESDR0_LOOP = 0x303,
374 PESDR0_RCSSET,
375 PESDR0_RCSSTS,
376 PESDR0_RSTSTA = 0x310,
377 PESDR1_LOOP = 0x343,
378 PESDR1_RCSSET,
379 PESDR1_RCSSTS,
380 PESDR1_RSTSTA = 0x365,
381};
382
383#define SDR0_DDR0_DDRM_ENCODE(n) ((((unsigned long)(n)) & 0x03) << 29)
384#define SDR0_DDR0_DDRM_DDR1 0x20000000
385#define SDR0_DDR0_DDRM_DDR2 0x40000000
386
387static uint32_t dcr_read_sdr(void *opaque, int dcrn)
388{
389 ppc4xx_sdr_t *sdr = opaque;
390 uint32_t ret = 0;
391
392 switch (dcrn) {
393 case SDR0_CFGADDR:
394 ret = sdr->addr;
395 break;
396 case SDR0_CFGDATA:
397 switch (sdr->addr) {
398 case SDR0_STRP0:
399 ret = (0xb5 << 8) | (1 << 4) | 9;
400 break;
401 case SDR0_STRP1:
402 ret = (5 << 29) | (2 << 26) | (1 << 24);
403 break;
404 case SDR0_ECID3:
405 ret = 1 << 20; /* No Security/Kasumi support */
406 break;
407 case SDR0_DDR0:
408 ret = SDR0_DDR0_DDRM_ENCODE(1) | SDR0_DDR0_DDRM_DDR1;
409 break;
410 case PESDR0_RCSSET:
411 case PESDR1_RCSSET:
412 ret = (1 << 24) | (1 << 16);
413 break;
414 case PESDR0_RCSSTS:
415 case PESDR1_RCSSTS:
416 ret = (1 << 16) | (1 << 12);
417 break;
418 case PESDR0_RSTSTA:
419 case PESDR1_RSTSTA:
420 ret = 1;
421 break;
422 case PESDR0_LOOP:
423 case PESDR1_LOOP:
424 ret = 1 << 12;
425 break;
426 default:
427 break;
428 }
429 break;
430 default:
431 break;
432 }
433
434 return ret;
435}
436
437static void dcr_write_sdr(void *opaque, int dcrn, uint32_t val)
438{
439 ppc4xx_sdr_t *sdr = opaque;
440
441 switch (dcrn) {
442 case SDR0_CFGADDR:
443 sdr->addr = val;
444 break;
445 case SDR0_CFGDATA:
446 switch (sdr->addr) {
447 case 0x00: /* B0CR */
448 break;
449 default:
450 break;
451 }
452 break;
453 default:
454 break;
455 }
456}
457
458static void sdr_reset(void *opaque)
459{
460 ppc4xx_sdr_t *sdr = opaque;
461
462 sdr->addr = 0;
463}
464
465void ppc4xx_sdr_init(CPUPPCState *env)
466{
467 ppc4xx_sdr_t *sdr;
468
469 sdr = g_malloc0(sizeof(*sdr));
470 qemu_register_reset(&sdr_reset, sdr);
471 ppc_dcr_register(env, SDR0_CFGADDR,
472 sdr, &dcr_read_sdr, &dcr_write_sdr);
473 ppc_dcr_register(env, SDR0_CFGDATA,
474 sdr, &dcr_read_sdr, &dcr_write_sdr);
475 ppc_dcr_register(env, SDR0_102,
476 sdr, &dcr_read_sdr, &dcr_write_sdr);
477 ppc_dcr_register(env, SDR0_103,
478 sdr, &dcr_read_sdr, &dcr_write_sdr);
479 ppc_dcr_register(env, SDR0_128,
480 sdr, &dcr_read_sdr, &dcr_write_sdr);
481 ppc_dcr_register(env, SDR0_USB0,
482 sdr, &dcr_read_sdr, &dcr_write_sdr);
483}
484
485/*****************************************************************************/
486/* SDRAM controller */
487typedef struct ppc440_sdram_t {
488 uint32_t addr;
489 int nbanks;
490 MemoryRegion containers[4]; /* used for clipping */
491 MemoryRegion *ram_memories;
492 hwaddr ram_bases[4];
493 hwaddr ram_sizes[4];
494 uint32_t bcr[4];
495} ppc440_sdram_t;
496
497enum {
498 SDRAM0_CFGADDR = 0x10,
499 SDRAM0_CFGDATA,
500 SDRAM_R0BAS = 0x40,
501 SDRAM_R1BAS,
502 SDRAM_R2BAS,
503 SDRAM_R3BAS,
504 SDRAM_CONF1HB = 0x45,
505 SDRAM_PLBADDULL = 0x4a,
506 SDRAM_CONF1LL = 0x4b,
507 SDRAM_CONFPATHB = 0x4f,
508 SDRAM_PLBADDUHB = 0x50,
509};
510
511static uint32_t sdram_bcr(hwaddr ram_base, hwaddr ram_size)
512{
513 uint32_t bcr;
514
515 switch (ram_size) {
516 case (8 * MiB):
517 bcr = 0xffc0;
518 break;
519 case (16 * MiB):
520 bcr = 0xff80;
521 break;
522 case (32 * MiB):
523 bcr = 0xff00;
524 break;
525 case (64 * MiB):
526 bcr = 0xfe00;
527 break;
528 case (128 * MiB):
529 bcr = 0xfc00;
530 break;
531 case (256 * MiB):
532 bcr = 0xf800;
533 break;
534 case (512 * MiB):
535 bcr = 0xf000;
536 break;
537 case (1 * GiB):
538 bcr = 0xe000;
539 break;
540 case (2 * GiB):
541 bcr = 0xc000;
542 break;
543 case (4 * GiB):
544 bcr = 0x8000;
545 break;
546 default:
547 error_report("invalid RAM size " TARGET_FMT_plx, ram_size);
548 return 0;
549 }
550 bcr |= ram_base >> 2 & 0xffe00000;
551 bcr |= 1;
552
553 return bcr;
554}
555
556static inline hwaddr sdram_base(uint32_t bcr)
557{
558 return (bcr & 0xffe00000) << 2;
559}
560
561static uint64_t sdram_size(uint32_t bcr)
562{
563 uint64_t size;
564 int sh;
565
566 sh = 1024 - ((bcr >> 6) & 0x3ff);
567 size = 8 * MiB * sh;
568
569 return size;
570}
571
572static void sdram_set_bcr(ppc440_sdram_t *sdram, int i,
573 uint32_t bcr, int enabled)
574{
575 if (sdram->bcr[i] & 1) {
576 /* First unmap RAM if enabled */
577 memory_region_del_subregion(get_system_memory(),
578 &sdram->containers[i]);
579 memory_region_del_subregion(&sdram->containers[i],
580 &sdram->ram_memories[i]);
581 object_unparent(OBJECT(&sdram->containers[i]));
582 }
583 sdram->bcr[i] = bcr & 0xffe0ffc1;
584 if (enabled && (bcr & 1)) {
585 memory_region_init(&sdram->containers[i], NULL, "sdram-containers",
586 sdram_size(bcr));
587 memory_region_add_subregion(&sdram->containers[i], 0,
588 &sdram->ram_memories[i]);
589 memory_region_add_subregion(get_system_memory(),
590 sdram_base(bcr),
591 &sdram->containers[i]);
592 }
593}
594
595static void sdram_map_bcr(ppc440_sdram_t *sdram)
596{
597 int i;
598
599 for (i = 0; i < sdram->nbanks; i++) {
600 if (sdram->ram_sizes[i] != 0) {
601 sdram_set_bcr(sdram, i, sdram_bcr(sdram->ram_bases[i],
602 sdram->ram_sizes[i]), 1);
603 } else {
604 sdram_set_bcr(sdram, i, 0, 0);
605 }
606 }
607}
608
609static uint32_t dcr_read_sdram(void *opaque, int dcrn)
610{
611 ppc440_sdram_t *sdram = opaque;
612 uint32_t ret = 0;
613
614 switch (dcrn) {
615 case SDRAM_R0BAS:
616 case SDRAM_R1BAS:
617 case SDRAM_R2BAS:
618 case SDRAM_R3BAS:
619 if (sdram->ram_sizes[dcrn - SDRAM_R0BAS]) {
620 ret = sdram_bcr(sdram->ram_bases[dcrn - SDRAM_R0BAS],
621 sdram->ram_sizes[dcrn - SDRAM_R0BAS]);
622 }
623 break;
624 case SDRAM_CONF1HB:
625 case SDRAM_CONF1LL:
626 case SDRAM_CONFPATHB:
627 case SDRAM_PLBADDULL:
628 case SDRAM_PLBADDUHB:
629 break;
630 case SDRAM0_CFGADDR:
631 ret = sdram->addr;
632 break;
633 case SDRAM0_CFGDATA:
634 switch (sdram->addr) {
635 case 0x14: /* SDRAM_MCSTAT (405EX) */
636 case 0x1F:
637 ret = 0x80000000;
638 break;
639 case 0x21: /* SDRAM_MCOPT2 */
640 ret = 0x08000000;
641 break;
642 case 0x40: /* SDRAM_MB0CF */
643 ret = 0x00008001;
644 break;
645 case 0x7A: /* SDRAM_DLCR */
646 ret = 0x02000000;
647 break;
648 case 0xE1: /* SDR0_DDR0 */
649 ret = SDR0_DDR0_DDRM_ENCODE(1) | SDR0_DDR0_DDRM_DDR1;
650 break;
651 default:
652 break;
653 }
654 break;
655 default:
656 break;
657 }
658
659 return ret;
660}
661
662static void dcr_write_sdram(void *opaque, int dcrn, uint32_t val)
663{
664 ppc440_sdram_t *sdram = opaque;
665
666 switch (dcrn) {
667 case SDRAM_R0BAS:
668 case SDRAM_R1BAS:
669 case SDRAM_R2BAS:
670 case SDRAM_R3BAS:
671 case SDRAM_CONF1HB:
672 case SDRAM_CONF1LL:
673 case SDRAM_CONFPATHB:
674 case SDRAM_PLBADDULL:
675 case SDRAM_PLBADDUHB:
676 break;
677 case SDRAM0_CFGADDR:
678 sdram->addr = val;
679 break;
680 case SDRAM0_CFGDATA:
681 switch (sdram->addr) {
682 case 0x00: /* B0CR */
683 break;
684 default:
685 break;
686 }
687 break;
688 default:
689 break;
690 }
691}
692
693static void sdram_reset(void *opaque)
694{
695 ppc440_sdram_t *sdram = opaque;
696
697 sdram->addr = 0;
698}
699
700void ppc440_sdram_init(CPUPPCState *env, int nbanks,
701 MemoryRegion *ram_memories,
702 hwaddr *ram_bases, hwaddr *ram_sizes,
703 int do_init)
704{
705 ppc440_sdram_t *sdram;
706
707 sdram = g_malloc0(sizeof(*sdram));
708 sdram->nbanks = nbanks;
709 sdram->ram_memories = ram_memories;
710 memcpy(sdram->ram_bases, ram_bases, nbanks * sizeof(hwaddr));
711 memcpy(sdram->ram_sizes, ram_sizes, nbanks * sizeof(hwaddr));
712 qemu_register_reset(&sdram_reset, sdram);
713 ppc_dcr_register(env, SDRAM0_CFGADDR,
714 sdram, &dcr_read_sdram, &dcr_write_sdram);
715 ppc_dcr_register(env, SDRAM0_CFGDATA,
716 sdram, &dcr_read_sdram, &dcr_write_sdram);
717 if (do_init) {
718 sdram_map_bcr(sdram);
719 }
720
721 ppc_dcr_register(env, SDRAM_R0BAS,
722 sdram, &dcr_read_sdram, &dcr_write_sdram);
723 ppc_dcr_register(env, SDRAM_R1BAS,
724 sdram, &dcr_read_sdram, &dcr_write_sdram);
725 ppc_dcr_register(env, SDRAM_R2BAS,
726 sdram, &dcr_read_sdram, &dcr_write_sdram);
727 ppc_dcr_register(env, SDRAM_R3BAS,
728 sdram, &dcr_read_sdram, &dcr_write_sdram);
729 ppc_dcr_register(env, SDRAM_CONF1HB,
730 sdram, &dcr_read_sdram, &dcr_write_sdram);
731 ppc_dcr_register(env, SDRAM_PLBADDULL,
732 sdram, &dcr_read_sdram, &dcr_write_sdram);
733 ppc_dcr_register(env, SDRAM_CONF1LL,
734 sdram, &dcr_read_sdram, &dcr_write_sdram);
735 ppc_dcr_register(env, SDRAM_CONFPATHB,
736 sdram, &dcr_read_sdram, &dcr_write_sdram);
737 ppc_dcr_register(env, SDRAM_PLBADDUHB,
738 sdram, &dcr_read_sdram, &dcr_write_sdram);
739}
740
741/*****************************************************************************/
742/* PLB to AHB bridge */
743enum {
744 AHB_TOP = 0xA4,
745 AHB_BOT = 0xA5,
746};
747
748typedef struct ppc4xx_ahb_t {
749 uint32_t top;
750 uint32_t bot;
751} ppc4xx_ahb_t;
752
753static uint32_t dcr_read_ahb(void *opaque, int dcrn)
754{
755 ppc4xx_ahb_t *ahb = opaque;
756 uint32_t ret = 0;
757
758 switch (dcrn) {
759 case AHB_TOP:
760 ret = ahb->top;
761 break;
762 case AHB_BOT:
763 ret = ahb->bot;
764 break;
765 default:
766 break;
767 }
768
769 return ret;
770}
771
772static void dcr_write_ahb(void *opaque, int dcrn, uint32_t val)
773{
774 ppc4xx_ahb_t *ahb = opaque;
775
776 switch (dcrn) {
777 case AHB_TOP:
778 ahb->top = val;
779 break;
780 case AHB_BOT:
781 ahb->bot = val;
782 break;
783 }
784}
785
786static void ppc4xx_ahb_reset(void *opaque)
787{
788 ppc4xx_ahb_t *ahb = opaque;
789
790 /* No error */
791 ahb->top = 0;
792 ahb->bot = 0;
793}
794
795void ppc4xx_ahb_init(CPUPPCState *env)
796{
797 ppc4xx_ahb_t *ahb;
798
799 ahb = g_malloc0(sizeof(*ahb));
800 ppc_dcr_register(env, AHB_TOP, ahb, &dcr_read_ahb, &dcr_write_ahb);
801 ppc_dcr_register(env, AHB_BOT, ahb, &dcr_read_ahb, &dcr_write_ahb);
802 qemu_register_reset(ppc4xx_ahb_reset, ahb);
803}
804
805/*****************************************************************************/
806/* DMA controller */
807
808#define DMA0_CR_CE (1 << 31)
809#define DMA0_CR_PW (1 << 26 | 1 << 25)
810#define DMA0_CR_DAI (1 << 24)
811#define DMA0_CR_SAI (1 << 23)
812#define DMA0_CR_DEC (1 << 2)
813
814enum {
815 DMA0_CR = 0x00,
816 DMA0_CT,
817 DMA0_SAH,
818 DMA0_SAL,
819 DMA0_DAH,
820 DMA0_DAL,
821 DMA0_SGH,
822 DMA0_SGL,
823
824 DMA0_SR = 0x20,
825 DMA0_SGC = 0x23,
826 DMA0_SLP = 0x25,
827 DMA0_POL = 0x26,
828};
829
830typedef struct {
831 uint32_t cr;
832 uint32_t ct;
833 uint64_t sa;
834 uint64_t da;
835 uint64_t sg;
836} PPC4xxDmaChnl;
837
838typedef struct {
839 int base;
840 PPC4xxDmaChnl ch[4];
841 uint32_t sr;
842} PPC4xxDmaState;
843
844static uint32_t dcr_read_dma(void *opaque, int dcrn)
845{
846 PPC4xxDmaState *dma = opaque;
847 uint32_t val = 0;
848 int addr = dcrn - dma->base;
849 int chnl = addr / 8;
850
851 switch (addr) {
852 case 0x00 ... 0x1f:
853 switch (addr % 8) {
854 case DMA0_CR:
855 val = dma->ch[chnl].cr;
856 break;
857 case DMA0_CT:
858 val = dma->ch[chnl].ct;
859 break;
860 case DMA0_SAH:
861 val = dma->ch[chnl].sa >> 32;
862 break;
863 case DMA0_SAL:
864 val = dma->ch[chnl].sa;
865 break;
866 case DMA0_DAH:
867 val = dma->ch[chnl].da >> 32;
868 break;
869 case DMA0_DAL:
870 val = dma->ch[chnl].da;
871 break;
872 case DMA0_SGH:
873 val = dma->ch[chnl].sg >> 32;
874 break;
875 case DMA0_SGL:
876 val = dma->ch[chnl].sg;
877 break;
878 }
879 break;
880 case DMA0_SR:
881 val = dma->sr;
882 break;
883 default:
884 qemu_log_mask(LOG_UNIMP, "%s: unimplemented register %x (%d, %x)\n",
885 __func__, dcrn, chnl, addr);
886 }
887
888 return val;
889}
890
891static void dcr_write_dma(void *opaque, int dcrn, uint32_t val)
892{
893 PPC4xxDmaState *dma = opaque;
894 int addr = dcrn - dma->base;
895 int chnl = addr / 8;
896
897 switch (addr) {
898 case 0x00 ... 0x1f:
899 switch (addr % 8) {
900 case DMA0_CR:
901 dma->ch[chnl].cr = val;
902 if (val & DMA0_CR_CE) {
903 int count = dma->ch[chnl].ct & 0xffff;
904
905 if (count) {
906 int width, i, sidx, didx;
907 uint8_t *rptr, *wptr;
908 hwaddr rlen, wlen;
909
910 sidx = didx = 0;
911 width = 1 << ((val & DMA0_CR_PW) >> 25);
912 rptr = cpu_physical_memory_map(dma->ch[chnl].sa, &rlen, 0);
913 wptr = cpu_physical_memory_map(dma->ch[chnl].da, &wlen, 1);
914 if (rptr && wptr) {
915 if (!(val & DMA0_CR_DEC) &&
916 val & DMA0_CR_SAI && val & DMA0_CR_DAI) {
917 /* optimise common case */
918 memmove(wptr, rptr, count * width);
919 sidx = didx = count * width;
920 } else {
921 /* do it the slow way */
922 for (sidx = didx = i = 0; i < count; i++) {
923 uint64_t v = ldn_le_p(rptr + sidx, width);
924 stn_le_p(wptr + didx, width, v);
925 if (val & DMA0_CR_SAI) {
926 sidx += width;
927 }
928 if (val & DMA0_CR_DAI) {
929 didx += width;
930 }
931 }
932 }
933 }
934 if (wptr) {
935 cpu_physical_memory_unmap(wptr, wlen, 1, didx);
936 }
937 if (rptr) {
938 cpu_physical_memory_unmap(rptr, rlen, 0, sidx);
939 }
940 }
941 }
942 break;
943 case DMA0_CT:
944 dma->ch[chnl].ct = val;
945 break;
946 case DMA0_SAH:
947 dma->ch[chnl].sa &= 0xffffffffULL;
948 dma->ch[chnl].sa |= (uint64_t)val << 32;
949 break;
950 case DMA0_SAL:
951 dma->ch[chnl].sa &= 0xffffffff00000000ULL;
952 dma->ch[chnl].sa |= val;
953 break;
954 case DMA0_DAH:
955 dma->ch[chnl].da &= 0xffffffffULL;
956 dma->ch[chnl].da |= (uint64_t)val << 32;
957 break;
958 case DMA0_DAL:
959 dma->ch[chnl].da &= 0xffffffff00000000ULL;
960 dma->ch[chnl].da |= val;
961 break;
962 case DMA0_SGH:
963 dma->ch[chnl].sg &= 0xffffffffULL;
964 dma->ch[chnl].sg |= (uint64_t)val << 32;
965 break;
966 case DMA0_SGL:
967 dma->ch[chnl].sg &= 0xffffffff00000000ULL;
968 dma->ch[chnl].sg |= val;
969 break;
970 }
971 break;
972 case DMA0_SR:
973 dma->sr &= ~val;
974 break;
975 default:
976 qemu_log_mask(LOG_UNIMP, "%s: unimplemented register %x (%d, %x)\n",
977 __func__, dcrn, chnl, addr);
978 }
979}
980
981static void ppc4xx_dma_reset(void *opaque)
982{
983 PPC4xxDmaState *dma = opaque;
984 int dma_base = dma->base;
985
986 memset(dma, 0, sizeof(*dma));
987 dma->base = dma_base;
988}
989
990void ppc4xx_dma_init(CPUPPCState *env, int dcr_base)
991{
992 PPC4xxDmaState *dma;
993 int i;
994
995 dma = g_malloc0(sizeof(*dma));
996 dma->base = dcr_base;
997 qemu_register_reset(&ppc4xx_dma_reset, dma);
998 for (i = 0; i < 4; i++) {
999 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_CR,
1000 dma, &dcr_read_dma, &dcr_write_dma);
1001 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_CT,
1002 dma, &dcr_read_dma, &dcr_write_dma);
1003 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SAH,
1004 dma, &dcr_read_dma, &dcr_write_dma);
1005 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SAL,
1006 dma, &dcr_read_dma, &dcr_write_dma);
1007 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_DAH,
1008 dma, &dcr_read_dma, &dcr_write_dma);
1009 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_DAL,
1010 dma, &dcr_read_dma, &dcr_write_dma);
1011 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SGH,
1012 dma, &dcr_read_dma, &dcr_write_dma);
1013 ppc_dcr_register(env, dcr_base + i * 8 + DMA0_SGL,
1014 dma, &dcr_read_dma, &dcr_write_dma);
1015 }
1016 ppc_dcr_register(env, dcr_base + DMA0_SR,
1017 dma, &dcr_read_dma, &dcr_write_dma);
1018 ppc_dcr_register(env, dcr_base + DMA0_SGC,
1019 dma, &dcr_read_dma, &dcr_write_dma);
1020 ppc_dcr_register(env, dcr_base + DMA0_SLP,
1021 dma, &dcr_read_dma, &dcr_write_dma);
1022 ppc_dcr_register(env, dcr_base + DMA0_POL,
1023 dma, &dcr_read_dma, &dcr_write_dma);
1024}
1025
1026/*****************************************************************************/
1027/* PCI Express controller */
1028/* FIXME: This is not complete and does not work, only implemented partially
1029 * to allow firmware and guests to find an empty bus. Cards should use PCI.
1030 */
1031#include "hw/pci/pcie_host.h"
1032
1033#define TYPE_PPC460EX_PCIE_HOST "ppc460ex-pcie-host"
1034#define PPC460EX_PCIE_HOST(obj) \
1035 OBJECT_CHECK(PPC460EXPCIEState, (obj), TYPE_PPC460EX_PCIE_HOST)
1036
1037typedef struct PPC460EXPCIEState {
1038 PCIExpressHost host;
1039
1040 MemoryRegion iomem;
1041 qemu_irq irq[4];
1042 int32_t dcrn_base;
1043
1044 uint64_t cfg_base;
1045 uint32_t cfg_mask;
1046 uint64_t msg_base;
1047 uint32_t msg_mask;
1048 uint64_t omr1_base;
1049 uint64_t omr1_mask;
1050 uint64_t omr2_base;
1051 uint64_t omr2_mask;
1052 uint64_t omr3_base;
1053 uint64_t omr3_mask;
1054 uint64_t reg_base;
1055 uint32_t reg_mask;
1056 uint32_t special;
1057 uint32_t cfg;
1058} PPC460EXPCIEState;
1059
1060#define DCRN_PCIE0_BASE 0x100
1061#define DCRN_PCIE1_BASE 0x120
1062
1063enum {
1064 PEGPL_CFGBAH = 0x0,
1065 PEGPL_CFGBAL,
1066 PEGPL_CFGMSK,
1067 PEGPL_MSGBAH,
1068 PEGPL_MSGBAL,
1069 PEGPL_MSGMSK,
1070 PEGPL_OMR1BAH,
1071 PEGPL_OMR1BAL,
1072 PEGPL_OMR1MSKH,
1073 PEGPL_OMR1MSKL,
1074 PEGPL_OMR2BAH,
1075 PEGPL_OMR2BAL,
1076 PEGPL_OMR2MSKH,
1077 PEGPL_OMR2MSKL,
1078 PEGPL_OMR3BAH,
1079 PEGPL_OMR3BAL,
1080 PEGPL_OMR3MSKH,
1081 PEGPL_OMR3MSKL,
1082 PEGPL_REGBAH,
1083 PEGPL_REGBAL,
1084 PEGPL_REGMSK,
1085 PEGPL_SPECIAL,
1086 PEGPL_CFG,
1087};
1088
1089static uint32_t dcr_read_pcie(void *opaque, int dcrn)
1090{
1091 PPC460EXPCIEState *state = opaque;
1092 uint32_t ret = 0;
1093
1094 switch (dcrn - state->dcrn_base) {
1095 case PEGPL_CFGBAH:
1096 ret = state->cfg_base >> 32;
1097 break;
1098 case PEGPL_CFGBAL:
1099 ret = state->cfg_base;
1100 break;
1101 case PEGPL_CFGMSK:
1102 ret = state->cfg_mask;
1103 break;
1104 case PEGPL_MSGBAH:
1105 ret = state->msg_base >> 32;
1106 break;
1107 case PEGPL_MSGBAL:
1108 ret = state->msg_base;
1109 break;
1110 case PEGPL_MSGMSK:
1111 ret = state->msg_mask;
1112 break;
1113 case PEGPL_OMR1BAH:
1114 ret = state->omr1_base >> 32;
1115 break;
1116 case PEGPL_OMR1BAL:
1117 ret = state->omr1_base;
1118 break;
1119 case PEGPL_OMR1MSKH:
1120 ret = state->omr1_mask >> 32;
1121 break;
1122 case PEGPL_OMR1MSKL:
1123 ret = state->omr1_mask;
1124 break;
1125 case PEGPL_OMR2BAH:
1126 ret = state->omr2_base >> 32;
1127 break;
1128 case PEGPL_OMR2BAL:
1129 ret = state->omr2_base;
1130 break;
1131 case PEGPL_OMR2MSKH:
1132 ret = state->omr2_mask >> 32;
1133 break;
1134 case PEGPL_OMR2MSKL:
1135 ret = state->omr3_mask;
1136 break;
1137 case PEGPL_OMR3BAH:
1138 ret = state->omr3_base >> 32;
1139 break;
1140 case PEGPL_OMR3BAL:
1141 ret = state->omr3_base;
1142 break;
1143 case PEGPL_OMR3MSKH:
1144 ret = state->omr3_mask >> 32;
1145 break;
1146 case PEGPL_OMR3MSKL:
1147 ret = state->omr3_mask;
1148 break;
1149 case PEGPL_REGBAH:
1150 ret = state->reg_base >> 32;
1151 break;
1152 case PEGPL_REGBAL:
1153 ret = state->reg_base;
1154 break;
1155 case PEGPL_REGMSK:
1156 ret = state->reg_mask;
1157 break;
1158 case PEGPL_SPECIAL:
1159 ret = state->special;
1160 break;
1161 case PEGPL_CFG:
1162 ret = state->cfg;
1163 break;
1164 }
1165
1166 return ret;
1167}
1168
1169static void dcr_write_pcie(void *opaque, int dcrn, uint32_t val)
1170{
1171 PPC460EXPCIEState *s = opaque;
1172 uint64_t size;
1173
1174 switch (dcrn - s->dcrn_base) {
1175 case PEGPL_CFGBAH:
1176 s->cfg_base = ((uint64_t)val << 32) | (s->cfg_base & 0xffffffff);
1177 break;
1178 case PEGPL_CFGBAL:
1179 s->cfg_base = (s->cfg_base & 0xffffffff00000000ULL) | val;
1180 break;
1181 case PEGPL_CFGMSK:
1182 s->cfg_mask = val;
1183 size = ~(val & 0xfffffffe) + 1;
1184 qemu_mutex_lock_iothread();
1185 pcie_host_mmcfg_update(PCIE_HOST_BRIDGE(s), val & 1, s->cfg_base, size);
1186 qemu_mutex_unlock_iothread();
1187 break;
1188 case PEGPL_MSGBAH:
1189 s->msg_base = ((uint64_t)val << 32) | (s->msg_base & 0xffffffff);
1190 break;
1191 case PEGPL_MSGBAL:
1192 s->msg_base = (s->msg_base & 0xffffffff00000000ULL) | val;
1193 break;
1194 case PEGPL_MSGMSK:
1195 s->msg_mask = val;
1196 break;
1197 case PEGPL_OMR1BAH:
1198 s->omr1_base = ((uint64_t)val << 32) | (s->omr1_base & 0xffffffff);
1199 break;
1200 case PEGPL_OMR1BAL:
1201 s->omr1_base = (s->omr1_base & 0xffffffff00000000ULL) | val;
1202 break;
1203 case PEGPL_OMR1MSKH:
1204 s->omr1_mask = ((uint64_t)val << 32) | (s->omr1_mask & 0xffffffff);
1205 break;
1206 case PEGPL_OMR1MSKL:
1207 s->omr1_mask = (s->omr1_mask & 0xffffffff00000000ULL) | val;
1208 break;
1209 case PEGPL_OMR2BAH:
1210 s->omr2_base = ((uint64_t)val << 32) | (s->omr2_base & 0xffffffff);
1211 break;
1212 case PEGPL_OMR2BAL:
1213 s->omr2_base = (s->omr2_base & 0xffffffff00000000ULL) | val;
1214 break;
1215 case PEGPL_OMR2MSKH:
1216 s->omr2_mask = ((uint64_t)val << 32) | (s->omr2_mask & 0xffffffff);
1217 break;
1218 case PEGPL_OMR2MSKL:
1219 s->omr2_mask = (s->omr2_mask & 0xffffffff00000000ULL) | val;
1220 break;
1221 case PEGPL_OMR3BAH:
1222 s->omr3_base = ((uint64_t)val << 32) | (s->omr3_base & 0xffffffff);
1223 break;
1224 case PEGPL_OMR3BAL:
1225 s->omr3_base = (s->omr3_base & 0xffffffff00000000ULL) | val;
1226 break;
1227 case PEGPL_OMR3MSKH:
1228 s->omr3_mask = ((uint64_t)val << 32) | (s->omr3_mask & 0xffffffff);
1229 break;
1230 case PEGPL_OMR3MSKL:
1231 s->omr3_mask = (s->omr3_mask & 0xffffffff00000000ULL) | val;
1232 break;
1233 case PEGPL_REGBAH:
1234 s->reg_base = ((uint64_t)val << 32) | (s->reg_base & 0xffffffff);
1235 break;
1236 case PEGPL_REGBAL:
1237 s->reg_base = (s->reg_base & 0xffffffff00000000ULL) | val;
1238 break;
1239 case PEGPL_REGMSK:
1240 s->reg_mask = val;
1241 /* FIXME: how is size encoded? */
1242 size = (val == 0x7001 ? 4096 : ~(val & 0xfffffffe) + 1);
1243 break;
1244 case PEGPL_SPECIAL:
1245 s->special = val;
1246 break;
1247 case PEGPL_CFG:
1248 s->cfg = val;
1249 break;
1250 }
1251}
1252
1253static void ppc460ex_set_irq(void *opaque, int irq_num, int level)
1254{
1255 PPC460EXPCIEState *s = opaque;
1256 qemu_set_irq(s->irq[irq_num], level);
1257}
1258
1259static void ppc460ex_pcie_realize(DeviceState *dev, Error **errp)
1260{
1261 PPC460EXPCIEState *s = PPC460EX_PCIE_HOST(dev);
1262 PCIHostState *pci = PCI_HOST_BRIDGE(dev);
1263 int i, id;
1264 char buf[16];
1265
1266 switch (s->dcrn_base) {
1267 case DCRN_PCIE0_BASE:
1268 id = 0;
1269 break;
1270 case DCRN_PCIE1_BASE:
1271 id = 1;
1272 break;
1273 default:
1274 error_setg(errp, "invalid PCIe DCRN base");
1275 return;
1276 }
1277 snprintf(buf, sizeof(buf), "pcie%d-io", id);
1278 memory_region_init(&s->iomem, OBJECT(s), buf, UINT64_MAX);
1279 for (i = 0; i < 4; i++) {
1280 sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq[i]);
1281 }
1282 snprintf(buf, sizeof(buf), "pcie.%d", id);
1283 pci->bus = pci_register_root_bus(DEVICE(s), buf, ppc460ex_set_irq,
1284 pci_swizzle_map_irq_fn, s, &s->iomem,
1285 get_system_io(), 0, 4, TYPE_PCIE_BUS);
1286}
1287
1288static Property ppc460ex_pcie_props[] = {
1289 DEFINE_PROP_INT32("dcrn-base", PPC460EXPCIEState, dcrn_base, -1),
1290 DEFINE_PROP_END_OF_LIST(),
1291};
1292
1293static void ppc460ex_pcie_class_init(ObjectClass *klass, void *data)
1294{
1295 DeviceClass *dc = DEVICE_CLASS(klass);
1296
1297 set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
1298 dc->realize = ppc460ex_pcie_realize;
1299 dc->props = ppc460ex_pcie_props;
1300 dc->hotpluggable = false;
1301}
1302
1303static const TypeInfo ppc460ex_pcie_host_info = {
1304 .name = TYPE_PPC460EX_PCIE_HOST,
1305 .parent = TYPE_PCIE_HOST_BRIDGE,
1306 .instance_size = sizeof(PPC460EXPCIEState),
1307 .class_init = ppc460ex_pcie_class_init,
1308};
1309
1310static void ppc460ex_pcie_register(void)
1311{
1312 type_register_static(&ppc460ex_pcie_host_info);
1313}
1314
1315type_init(ppc460ex_pcie_register)
1316
1317static void ppc460ex_pcie_register_dcrs(PPC460EXPCIEState *s, CPUPPCState *env)
1318{
1319 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFGBAH, s,
1320 &dcr_read_pcie, &dcr_write_pcie);
1321 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFGBAL, s,
1322 &dcr_read_pcie, &dcr_write_pcie);
1323 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFGMSK, s,
1324 &dcr_read_pcie, &dcr_write_pcie);
1325 ppc_dcr_register(env, s->dcrn_base + PEGPL_MSGBAH, s,
1326 &dcr_read_pcie, &dcr_write_pcie);
1327 ppc_dcr_register(env, s->dcrn_base + PEGPL_MSGBAL, s,
1328 &dcr_read_pcie, &dcr_write_pcie);
1329 ppc_dcr_register(env, s->dcrn_base + PEGPL_MSGMSK, s,
1330 &dcr_read_pcie, &dcr_write_pcie);
1331 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1BAH, s,
1332 &dcr_read_pcie, &dcr_write_pcie);
1333 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1BAL, s,
1334 &dcr_read_pcie, &dcr_write_pcie);
1335 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1MSKH, s,
1336 &dcr_read_pcie, &dcr_write_pcie);
1337 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR1MSKL, s,
1338 &dcr_read_pcie, &dcr_write_pcie);
1339 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2BAH, s,
1340 &dcr_read_pcie, &dcr_write_pcie);
1341 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2BAL, s,
1342 &dcr_read_pcie, &dcr_write_pcie);
1343 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2MSKH, s,
1344 &dcr_read_pcie, &dcr_write_pcie);
1345 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR2MSKL, s,
1346 &dcr_read_pcie, &dcr_write_pcie);
1347 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3BAH, s,
1348 &dcr_read_pcie, &dcr_write_pcie);
1349 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3BAL, s,
1350 &dcr_read_pcie, &dcr_write_pcie);
1351 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3MSKH, s,
1352 &dcr_read_pcie, &dcr_write_pcie);
1353 ppc_dcr_register(env, s->dcrn_base + PEGPL_OMR3MSKL, s,
1354 &dcr_read_pcie, &dcr_write_pcie);
1355 ppc_dcr_register(env, s->dcrn_base + PEGPL_REGBAH, s,
1356 &dcr_read_pcie, &dcr_write_pcie);
1357 ppc_dcr_register(env, s->dcrn_base + PEGPL_REGBAL, s,
1358 &dcr_read_pcie, &dcr_write_pcie);
1359 ppc_dcr_register(env, s->dcrn_base + PEGPL_REGMSK, s,
1360 &dcr_read_pcie, &dcr_write_pcie);
1361 ppc_dcr_register(env, s->dcrn_base + PEGPL_SPECIAL, s,
1362 &dcr_read_pcie, &dcr_write_pcie);
1363 ppc_dcr_register(env, s->dcrn_base + PEGPL_CFG, s,
1364 &dcr_read_pcie, &dcr_write_pcie);
1365}
1366
1367void ppc460ex_pcie_init(CPUPPCState *env)
1368{
1369 DeviceState *dev;
1370
1371 dev = qdev_create(NULL, TYPE_PPC460EX_PCIE_HOST);
1372 qdev_prop_set_int32(dev, "dcrn-base", DCRN_PCIE0_BASE);
1373 qdev_init_nofail(dev);
1374 object_property_set_bool(OBJECT(dev), true, "realized", NULL);
1375 ppc460ex_pcie_register_dcrs(PPC460EX_PCIE_HOST(dev), env);
1376
1377 dev = qdev_create(NULL, TYPE_PPC460EX_PCIE_HOST);
1378 qdev_prop_set_int32(dev, "dcrn-base", DCRN_PCIE1_BASE);
1379 qdev_init_nofail(dev);
1380 object_property_set_bool(OBJECT(dev), true, "realized", NULL);
1381 ppc460ex_pcie_register_dcrs(PPC460EX_PCIE_HOST(dev), env);
1382}
1383