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qapi: Improve specificity of type/member descriptions
[qemu/armbru.git] / hw / arm / npcm7xx.c
blob15ff21d04722b1be4f8707ab61ea320442b72494
1 /*
2 * Nuvoton NPCM7xx SoC family.
3 *
4 * Copyright 2020 Google LLC
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * for more details.
15 */
16
17 #include "qemu/osdep.h"
18
19 #include "hw/arm/boot.h"
20 #include "hw/arm/npcm7xx.h"
21 #include "hw/char/serial.h"
22 #include "hw/loader.h"
23 #include "hw/misc/unimp.h"
24 #include "hw/qdev-clock.h"
25 #include "hw/qdev-properties.h"
26 #include "qapi/error.h"
27 #include "qemu/units.h"
28 #include "sysemu/sysemu.h"
29
30 /*
31 * This covers the whole MMIO space. We'll use this to catch any MMIO accesses
32 * that aren't handled by any device.
33 */
34 #define NPCM7XX_MMIO_BA (0x80000000)
35 #define NPCM7XX_MMIO_SZ (0x7ffd0000)
36
37 /* OTP key storage and fuse strap array */
38 #define NPCM7XX_OTP1_BA (0xf0189000)
39 #define NPCM7XX_OTP2_BA (0xf018a000)
40
41 /* Core system modules. */
42 #define NPCM7XX_L2C_BA (0xf03fc000)
43 #define NPCM7XX_CPUP_BA (0xf03fe000)
44 #define NPCM7XX_GCR_BA (0xf0800000)
45 #define NPCM7XX_CLK_BA (0xf0801000)
46 #define NPCM7XX_MC_BA (0xf0824000)
47 #define NPCM7XX_RNG_BA (0xf000b000)
48
49 /* USB Host modules */
50 #define NPCM7XX_EHCI_BA (0xf0806000)
51 #define NPCM7XX_OHCI_BA (0xf0807000)
52
53 /* ADC Module */
54 #define NPCM7XX_ADC_BA (0xf000c000)
55
56 /* Internal AHB SRAM */
57 #define NPCM7XX_RAM3_BA (0xc0008000)
58 #define NPCM7XX_RAM3_SZ (4 * KiB)
59
60 /* Memory blocks at the end of the address space */
61 #define NPCM7XX_RAM2_BA (0xfffd0000)
62 #define NPCM7XX_RAM2_SZ (128 * KiB)
63 #define NPCM7XX_ROM_BA (0xffff0000)
64 #define NPCM7XX_ROM_SZ (64 * KiB)
65
66 /* SDHCI Modules */
67 #define NPCM7XX_MMC_BA (0xf0842000)
68
69 /* Clock configuration values to be fixed up when bypassing bootloader */
70
71 /* Run PLL1 at 1600 MHz */
72 #define NPCM7XX_PLLCON1_FIXUP_VAL (0x00402101)
73 /* Run the CPU from PLL1 and UART from PLL2 */
74 #define NPCM7XX_CLKSEL_FIXUP_VAL (0x004aaba9)
75
76 /*
77 * Interrupt lines going into the GIC. This does not include internal Cortex-A9
78 * interrupts.
79 */
80 enum NPCM7xxInterrupt {
81 NPCM7XX_ADC_IRQ = 0,
82 NPCM7XX_UART0_IRQ = 2,
83 NPCM7XX_UART1_IRQ,
84 NPCM7XX_UART2_IRQ,
85 NPCM7XX_UART3_IRQ,
86 NPCM7XX_EMC1RX_IRQ = 15,
87 NPCM7XX_EMC1TX_IRQ,
88 NPCM7XX_MMC_IRQ = 26,
89 NPCM7XX_PSPI2_IRQ = 28,
90 NPCM7XX_PSPI1_IRQ = 31,
91 NPCM7XX_TIMER0_IRQ = 32, /* Timer Module 0 */
92 NPCM7XX_TIMER1_IRQ,
93 NPCM7XX_TIMER2_IRQ,
94 NPCM7XX_TIMER3_IRQ,
95 NPCM7XX_TIMER4_IRQ,
96 NPCM7XX_TIMER5_IRQ, /* Timer Module 1 */
97 NPCM7XX_TIMER6_IRQ,
98 NPCM7XX_TIMER7_IRQ,
99 NPCM7XX_TIMER8_IRQ,
100 NPCM7XX_TIMER9_IRQ,
101 NPCM7XX_TIMER10_IRQ, /* Timer Module 2 */
102 NPCM7XX_TIMER11_IRQ,
103 NPCM7XX_TIMER12_IRQ,
104 NPCM7XX_TIMER13_IRQ,
105 NPCM7XX_TIMER14_IRQ,
106 NPCM7XX_WDG0_IRQ = 47, /* Timer Module 0 Watchdog */
107 NPCM7XX_WDG1_IRQ, /* Timer Module 1 Watchdog */
108 NPCM7XX_WDG2_IRQ, /* Timer Module 2 Watchdog */
109 NPCM7XX_EHCI_IRQ = 61,
110 NPCM7XX_OHCI_IRQ = 62,
111 NPCM7XX_SMBUS0_IRQ = 64,
112 NPCM7XX_SMBUS1_IRQ,
113 NPCM7XX_SMBUS2_IRQ,
114 NPCM7XX_SMBUS3_IRQ,
115 NPCM7XX_SMBUS4_IRQ,
116 NPCM7XX_SMBUS5_IRQ,
117 NPCM7XX_SMBUS6_IRQ,
118 NPCM7XX_SMBUS7_IRQ,
119 NPCM7XX_SMBUS8_IRQ,
120 NPCM7XX_SMBUS9_IRQ,
121 NPCM7XX_SMBUS10_IRQ,
122 NPCM7XX_SMBUS11_IRQ,
123 NPCM7XX_SMBUS12_IRQ,
124 NPCM7XX_SMBUS13_IRQ,
125 NPCM7XX_SMBUS14_IRQ,
126 NPCM7XX_SMBUS15_IRQ,
127 NPCM7XX_PWM0_IRQ = 93, /* PWM module 0 */
128 NPCM7XX_PWM1_IRQ, /* PWM module 1 */
129 NPCM7XX_MFT0_IRQ = 96, /* MFT module 0 */
130 NPCM7XX_MFT1_IRQ, /* MFT module 1 */
131 NPCM7XX_MFT2_IRQ, /* MFT module 2 */
132 NPCM7XX_MFT3_IRQ, /* MFT module 3 */
133 NPCM7XX_MFT4_IRQ, /* MFT module 4 */
134 NPCM7XX_MFT5_IRQ, /* MFT module 5 */
135 NPCM7XX_MFT6_IRQ, /* MFT module 6 */
136 NPCM7XX_MFT7_IRQ, /* MFT module 7 */
137 NPCM7XX_EMC2RX_IRQ = 114,
138 NPCM7XX_EMC2TX_IRQ,
139 NPCM7XX_GPIO0_IRQ = 116,
140 NPCM7XX_GPIO1_IRQ,
141 NPCM7XX_GPIO2_IRQ,
142 NPCM7XX_GPIO3_IRQ,
143 NPCM7XX_GPIO4_IRQ,
144 NPCM7XX_GPIO5_IRQ,
145 NPCM7XX_GPIO6_IRQ,
146 NPCM7XX_GPIO7_IRQ,
147 };
148
149 /* Total number of GIC interrupts, including internal Cortex-A9 interrupts. */
150 #define NPCM7XX_NUM_IRQ (160)
151
152 /* Register base address for each Timer Module */
153 static const hwaddr npcm7xx_tim_addr[] = {
154 0xf0008000,
155 0xf0009000,
156 0xf000a000,
157 };
158
159 /* Register base address for each 16550 UART */
160 static const hwaddr npcm7xx_uart_addr[] = {
161 0xf0001000,
162 0xf0002000,
163 0xf0003000,
164 0xf0004000,
165 };
166
167 /* Direct memory-mapped access to SPI0 CS0-1. */
168 static const hwaddr npcm7xx_fiu0_flash_addr[] = {
169 0x80000000, /* CS0 */
170 0x88000000, /* CS1 */
171 };
172
173 /* Direct memory-mapped access to SPI3 CS0-3. */
174 static const hwaddr npcm7xx_fiu3_flash_addr[] = {
175 0xa0000000, /* CS0 */
176 0xa8000000, /* CS1 */
177 0xb0000000, /* CS2 */
178 0xb8000000, /* CS3 */
179 };
180
181 /* Register base address for each PWM Module */
182 static const hwaddr npcm7xx_pwm_addr[] = {
183 0xf0103000,
184 0xf0104000,
185 };
186
187 /* Register base address for each MFT Module */
188 static const hwaddr npcm7xx_mft_addr[] = {
189 0xf0180000,
190 0xf0181000,
191 0xf0182000,
192 0xf0183000,
193 0xf0184000,
194 0xf0185000,
195 0xf0186000,
196 0xf0187000,
197 };
198
199 /* Direct memory-mapped access to each SMBus Module. */
200 static const hwaddr npcm7xx_smbus_addr[] = {
201 0xf0080000,
202 0xf0081000,
203 0xf0082000,
204 0xf0083000,
205 0xf0084000,
206 0xf0085000,
207 0xf0086000,
208 0xf0087000,
209 0xf0088000,
210 0xf0089000,
211 0xf008a000,
212 0xf008b000,
213 0xf008c000,
214 0xf008d000,
215 0xf008e000,
216 0xf008f000,
217 };
218
219 /* Register base address for each EMC Module */
220 static const hwaddr npcm7xx_emc_addr[] = {
221 0xf0825000,
222 0xf0826000,
223 };
224
225 /* Register base address for each PSPI Module */
226 static const hwaddr npcm7xx_pspi_addr[] = {
227 0xf0200000,
228 0xf0201000,
229 };
230
231 static const struct {
232 hwaddr regs_addr;
233 uint32_t unconnected_pins;
234 uint32_t reset_pu;
235 uint32_t reset_pd;
236 uint32_t reset_osrc;
237 uint32_t reset_odsc;
238 } npcm7xx_gpio[] = {
239 {
240 .regs_addr = 0xf0010000,
241 .reset_pu = 0xff03ffff,
242 .reset_pd = 0x00fc0000,
243 }, {
244 .regs_addr = 0xf0011000,
245 .unconnected_pins = 0x0000001e,
246 .reset_pu = 0xfefffe07,
247 .reset_pd = 0x010001e0,
248 }, {
249 .regs_addr = 0xf0012000,
250 .reset_pu = 0x780fffff,
251 .reset_pd = 0x07f00000,
252 .reset_odsc = 0x00700000,
253 }, {
254 .regs_addr = 0xf0013000,
255 .reset_pu = 0x00fc0000,
256 .reset_pd = 0xff000000,
257 }, {
258 .regs_addr = 0xf0014000,
259 .reset_pu = 0xffffffff,
260 }, {
261 .regs_addr = 0xf0015000,
262 .reset_pu = 0xbf83f801,
263 .reset_pd = 0x007c0000,
264 .reset_osrc = 0x000000f1,
265 .reset_odsc = 0x3f9f80f1,
266 }, {
267 .regs_addr = 0xf0016000,
268 .reset_pu = 0xfc00f801,
269 .reset_pd = 0x000007fe,
270 .reset_odsc = 0x00000800,
271 }, {
272 .regs_addr = 0xf0017000,
273 .unconnected_pins = 0xffffff00,
274 .reset_pu = 0x0000007f,
275 .reset_osrc = 0x0000007f,
276 .reset_odsc = 0x0000007f,
277 },
278 };
279
280 static const struct {
281 const char *name;
282 hwaddr regs_addr;
283 int cs_count;
284 const hwaddr *flash_addr;
285 } npcm7xx_fiu[] = {
286 {
287 .name = "fiu0",
288 .regs_addr = 0xfb000000,
289 .cs_count = ARRAY_SIZE(npcm7xx_fiu0_flash_addr),
290 .flash_addr = npcm7xx_fiu0_flash_addr,
291 }, {
292 .name = "fiu3",
293 .regs_addr = 0xc0000000,
294 .cs_count = ARRAY_SIZE(npcm7xx_fiu3_flash_addr),
295 .flash_addr = npcm7xx_fiu3_flash_addr,
296 },
297 };
298
299 static void npcm7xx_write_board_setup(ARMCPU *cpu,
300 const struct arm_boot_info *info)
301 {
302 uint32_t board_setup[] = {
303 0xe59f0010, /* ldr r0, clk_base_addr */
304 0xe59f1010, /* ldr r1, pllcon1_value */
305 0xe5801010, /* str r1, [r0, #16] */
306 0xe59f100c, /* ldr r1, clksel_value */
307 0xe5801004, /* str r1, [r0, #4] */
308 0xe12fff1e, /* bx lr */
309 NPCM7XX_CLK_BA,
310 NPCM7XX_PLLCON1_FIXUP_VAL,
311 NPCM7XX_CLKSEL_FIXUP_VAL,
312 };
313 int i;
314
315 for (i = 0; i < ARRAY_SIZE(board_setup); i++) {
316 board_setup[i] = tswap32(board_setup[i]);
317 }
318 rom_add_blob_fixed("board-setup", board_setup, sizeof(board_setup),
319 info->board_setup_addr);
320 }
321
322 static void npcm7xx_write_secondary_boot(ARMCPU *cpu,
323 const struct arm_boot_info *info)
324 {
325 /*
326 * The default smpboot stub halts the secondary CPU with a 'wfi'
327 * instruction, but the arch/arm/mach-npcm/platsmp.c in the Linux kernel
328 * does not send an IPI to wake it up, so the second CPU fails to boot. So
329 * we need to provide our own smpboot stub that can not use 'wfi', it has
330 * to spin the secondary CPU until the first CPU writes to the SCRPAD reg.
331 */
332 uint32_t smpboot[] = {
333 0xe59f2018, /* ldr r2, bootreg_addr */
334 0xe3a00000, /* mov r0, #0 */
335 0xe5820000, /* str r0, [r2] */
336 0xe320f002, /* wfe */
337 0xe5921000, /* ldr r1, [r2] */
338 0xe1110001, /* tst r1, r1 */
339 0x0afffffb, /* beq <wfe> */
340 0xe12fff11, /* bx r1 */
341 NPCM7XX_SMP_BOOTREG_ADDR,
342 };
343 int i;
344
345 for (i = 0; i < ARRAY_SIZE(smpboot); i++) {
346 smpboot[i] = tswap32(smpboot[i]);
347 }
348
349 rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot),
350 NPCM7XX_SMP_LOADER_START);
351 }
352
353 static struct arm_boot_info npcm7xx_binfo = {
354 .loader_start = NPCM7XX_LOADER_START,
355 .smp_loader_start = NPCM7XX_SMP_LOADER_START,
356 .smp_bootreg_addr = NPCM7XX_SMP_BOOTREG_ADDR,
357 .gic_cpu_if_addr = NPCM7XX_GIC_CPU_IF_ADDR,
358 .write_secondary_boot = npcm7xx_write_secondary_boot,
359 .board_id = -1,
360 .board_setup_addr = NPCM7XX_BOARD_SETUP_ADDR,
361 .write_board_setup = npcm7xx_write_board_setup,
362 };
363
364 void npcm7xx_load_kernel(MachineState *machine, NPCM7xxState *soc)
365 {
366 npcm7xx_binfo.ram_size = machine->ram_size;
367
368 arm_load_kernel(&soc->cpu[0], machine, &npcm7xx_binfo);
369 }
370
371 static void npcm7xx_init_fuses(NPCM7xxState *s)
372 {
373 NPCM7xxClass *nc = NPCM7XX_GET_CLASS(s);
374 uint32_t value;
375
376 /*
377 * The initial mask of disabled modules indicates the chip derivative (e.g.
378 * NPCM750 or NPCM730).
379 */
380 value = tswap32(nc->disabled_modules);
381 npcm7xx_otp_array_write(&s->fuse_array, &value, NPCM7XX_FUSE_DERIVATIVE,
382 sizeof(value));
383 }
384
385 static void npcm7xx_write_adc_calibration(NPCM7xxState *s)
386 {
387 /* Both ADC and the fuse array must have realized. */
388 QEMU_BUILD_BUG_ON(sizeof(s->adc.calibration_r_values) != 4);
389 npcm7xx_otp_array_write(&s->fuse_array, s->adc.calibration_r_values,
390 NPCM7XX_FUSE_ADC_CALIB, sizeof(s->adc.calibration_r_values));
391 }
392
393 static qemu_irq npcm7xx_irq(NPCM7xxState *s, int n)
394 {
395 return qdev_get_gpio_in(DEVICE(&s->a9mpcore), n);
396 }
397
398 static void npcm7xx_init(Object *obj)
399 {
400 NPCM7xxState *s = NPCM7XX(obj);
401 int i;
402
403 for (i = 0; i < NPCM7XX_MAX_NUM_CPUS; i++) {
404 object_initialize_child(obj, "cpu[*]", &s->cpu[i],
405 ARM_CPU_TYPE_NAME("cortex-a9"));
406 }
407
408 object_initialize_child(obj, "a9mpcore", &s->a9mpcore, TYPE_A9MPCORE_PRIV);
409 object_initialize_child(obj, "gcr", &s->gcr, TYPE_NPCM7XX_GCR);
410 object_property_add_alias(obj, "power-on-straps", OBJECT(&s->gcr),
411 "power-on-straps");
412 object_initialize_child(obj, "clk", &s->clk, TYPE_NPCM7XX_CLK);
413 object_initialize_child(obj, "otp1", &s->key_storage,
414 TYPE_NPCM7XX_KEY_STORAGE);
415 object_initialize_child(obj, "otp2", &s->fuse_array,
416 TYPE_NPCM7XX_FUSE_ARRAY);
417 object_initialize_child(obj, "mc", &s->mc, TYPE_NPCM7XX_MC);
418 object_initialize_child(obj, "rng", &s->rng, TYPE_NPCM7XX_RNG);
419 object_initialize_child(obj, "adc", &s->adc, TYPE_NPCM7XX_ADC);
420
421 for (i = 0; i < ARRAY_SIZE(s->tim); i++) {
422 object_initialize_child(obj, "tim[*]", &s->tim[i], TYPE_NPCM7XX_TIMER);
423 }
424
425 for (i = 0; i < ARRAY_SIZE(s->gpio); i++) {
426 object_initialize_child(obj, "gpio[*]", &s->gpio[i], TYPE_NPCM7XX_GPIO);
427 }
428
429 for (i = 0; i < ARRAY_SIZE(s->smbus); i++) {
430 object_initialize_child(obj, "smbus[*]", &s->smbus[i],
431 TYPE_NPCM7XX_SMBUS);
432 }
433
434 object_initialize_child(obj, "ehci", &s->ehci, TYPE_NPCM7XX_EHCI);
435 object_initialize_child(obj, "ohci", &s->ohci, TYPE_SYSBUS_OHCI);
436
437 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_fiu) != ARRAY_SIZE(s->fiu));
438 for (i = 0; i < ARRAY_SIZE(s->fiu); i++) {
439 object_initialize_child(obj, npcm7xx_fiu[i].name, &s->fiu[i],
440 TYPE_NPCM7XX_FIU);
441 }
442
443 for (i = 0; i < ARRAY_SIZE(s->pwm); i++) {
444 object_initialize_child(obj, "pwm[*]", &s->pwm[i], TYPE_NPCM7XX_PWM);
445 }
446
447 for (i = 0; i < ARRAY_SIZE(s->mft); i++) {
448 object_initialize_child(obj, "mft[*]", &s->mft[i], TYPE_NPCM7XX_MFT);
449 }
450
451 for (i = 0; i < ARRAY_SIZE(s->emc); i++) {
452 object_initialize_child(obj, "emc[*]", &s->emc[i], TYPE_NPCM7XX_EMC);
453 }
454
455 for (i = 0; i < ARRAY_SIZE(s->pspi); i++) {
456 object_initialize_child(obj, "pspi[*]", &s->pspi[i], TYPE_NPCM_PSPI);
457 }
458
459 object_initialize_child(obj, "mmc", &s->mmc, TYPE_NPCM7XX_SDHCI);
460 }
461
462 static void npcm7xx_realize(DeviceState *dev, Error **errp)
463 {
464 NPCM7xxState *s = NPCM7XX(dev);
465 NPCM7xxClass *nc = NPCM7XX_GET_CLASS(s);
466 int i;
467
468 if (memory_region_size(s->dram) > NPCM7XX_DRAM_SZ) {
469 error_setg(errp, "%s: NPCM7xx cannot address more than %" PRIu64
470 " MiB of DRAM", __func__, NPCM7XX_DRAM_SZ / MiB);
471 return;
472 }
473
474 /* CPUs */
475 for (i = 0; i < nc->num_cpus; i++) {
476 object_property_set_int(OBJECT(&s->cpu[i]), "mp-affinity",
477 arm_cpu_mp_affinity(i, NPCM7XX_MAX_NUM_CPUS),
478 &error_abort);
479 object_property_set_int(OBJECT(&s->cpu[i]), "reset-cbar",
480 NPCM7XX_GIC_CPU_IF_ADDR, &error_abort);
481 object_property_set_bool(OBJECT(&s->cpu[i]), "reset-hivecs", true,
482 &error_abort);
483
484 /* Disable security extensions. */
485 object_property_set_bool(OBJECT(&s->cpu[i]), "has_el3", false,
486 &error_abort);
487
488 if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) {
489 return;
490 }
491 }
492
493 /* A9MPCORE peripherals. Can only fail if we pass bad parameters here. */
494 object_property_set_int(OBJECT(&s->a9mpcore), "num-cpu", nc->num_cpus,
495 &error_abort);
496 object_property_set_int(OBJECT(&s->a9mpcore), "num-irq", NPCM7XX_NUM_IRQ,
497 &error_abort);
498 sysbus_realize(SYS_BUS_DEVICE(&s->a9mpcore), &error_abort);
499 sysbus_mmio_map(SYS_BUS_DEVICE(&s->a9mpcore), 0, NPCM7XX_CPUP_BA);
500
501 for (i = 0; i < nc->num_cpus; i++) {
502 sysbus_connect_irq(SYS_BUS_DEVICE(&s->a9mpcore), i,
503 qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_IRQ));
504 sysbus_connect_irq(SYS_BUS_DEVICE(&s->a9mpcore), i + nc->num_cpus,
505 qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_FIQ));
506 }
507
508 /* L2 cache controller */
509 sysbus_create_simple("l2x0", NPCM7XX_L2C_BA, NULL);
510
511 /* System Global Control Registers (GCR). Can fail due to user input. */
512 object_property_set_int(OBJECT(&s->gcr), "disabled-modules",
513 nc->disabled_modules, &error_abort);
514 object_property_add_const_link(OBJECT(&s->gcr), "dram-mr", OBJECT(s->dram));
515 if (!sysbus_realize(SYS_BUS_DEVICE(&s->gcr), errp)) {
516 return;
517 }
518 sysbus_mmio_map(SYS_BUS_DEVICE(&s->gcr), 0, NPCM7XX_GCR_BA);
519
520 /* Clock Control Registers (CLK). Cannot fail. */
521 sysbus_realize(SYS_BUS_DEVICE(&s->clk), &error_abort);
522 sysbus_mmio_map(SYS_BUS_DEVICE(&s->clk), 0, NPCM7XX_CLK_BA);
523
524 /* OTP key storage and fuse strap array. Cannot fail. */
525 sysbus_realize(SYS_BUS_DEVICE(&s->key_storage), &error_abort);
526 sysbus_mmio_map(SYS_BUS_DEVICE(&s->key_storage), 0, NPCM7XX_OTP1_BA);
527 sysbus_realize(SYS_BUS_DEVICE(&s->fuse_array), &error_abort);
528 sysbus_mmio_map(SYS_BUS_DEVICE(&s->fuse_array), 0, NPCM7XX_OTP2_BA);
529 npcm7xx_init_fuses(s);
530
531 /* Fake Memory Controller (MC). Cannot fail. */
532 sysbus_realize(SYS_BUS_DEVICE(&s->mc), &error_abort);
533 sysbus_mmio_map(SYS_BUS_DEVICE(&s->mc), 0, NPCM7XX_MC_BA);
534
535 /* ADC Modules. Cannot fail. */
536 qdev_connect_clock_in(DEVICE(&s->adc), "clock", qdev_get_clock_out(
537 DEVICE(&s->clk), "adc-clock"));
538 sysbus_realize(SYS_BUS_DEVICE(&s->adc), &error_abort);
539 sysbus_mmio_map(SYS_BUS_DEVICE(&s->adc), 0, NPCM7XX_ADC_BA);
540 sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0,
541 npcm7xx_irq(s, NPCM7XX_ADC_IRQ));
542 npcm7xx_write_adc_calibration(s);
543
544 /* Timer Modules (TIM). Cannot fail. */
545 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_tim_addr) != ARRAY_SIZE(s->tim));
546 for (i = 0; i < ARRAY_SIZE(s->tim); i++) {
547 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->tim[i]);
548 int first_irq;
549 int j;
550
551 /* Connect the timer clock. */
552 qdev_connect_clock_in(DEVICE(&s->tim[i]), "clock", qdev_get_clock_out(
553 DEVICE(&s->clk), "timer-clock"));
554
555 sysbus_realize(sbd, &error_abort);
556 sysbus_mmio_map(sbd, 0, npcm7xx_tim_addr[i]);
557
558 first_irq = NPCM7XX_TIMER0_IRQ + i * NPCM7XX_TIMERS_PER_CTRL;
559 for (j = 0; j < NPCM7XX_TIMERS_PER_CTRL; j++) {
560 qemu_irq irq = npcm7xx_irq(s, first_irq + j);
561 sysbus_connect_irq(sbd, j, irq);
562 }
563
564 /* IRQ for watchdogs */
565 sysbus_connect_irq(sbd, NPCM7XX_TIMERS_PER_CTRL,
566 npcm7xx_irq(s, NPCM7XX_WDG0_IRQ + i));
567 /* GPIO that connects clk module with watchdog */
568 qdev_connect_gpio_out_named(DEVICE(&s->tim[i]),
569 NPCM7XX_WATCHDOG_RESET_GPIO_OUT, 0,
570 qdev_get_gpio_in_named(DEVICE(&s->clk),
571 NPCM7XX_WATCHDOG_RESET_GPIO_IN, i));
572 }
573
574 /* UART0..3 (16550 compatible) */
575 for (i = 0; i < ARRAY_SIZE(npcm7xx_uart_addr); i++) {
576 serial_mm_init(get_system_memory(), npcm7xx_uart_addr[i], 2,
577 npcm7xx_irq(s, NPCM7XX_UART0_IRQ + i), 115200,
578 serial_hd(i), DEVICE_LITTLE_ENDIAN);
579 }
580
581 /* Random Number Generator. Cannot fail. */
582 sysbus_realize(SYS_BUS_DEVICE(&s->rng), &error_abort);
583 sysbus_mmio_map(SYS_BUS_DEVICE(&s->rng), 0, NPCM7XX_RNG_BA);
584
585 /* GPIO modules. Cannot fail. */
586 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_gpio) != ARRAY_SIZE(s->gpio));
587 for (i = 0; i < ARRAY_SIZE(s->gpio); i++) {
588 Object *obj = OBJECT(&s->gpio[i]);
589
590 object_property_set_uint(obj, "reset-pullup",
591 npcm7xx_gpio[i].reset_pu, &error_abort);
592 object_property_set_uint(obj, "reset-pulldown",
593 npcm7xx_gpio[i].reset_pd, &error_abort);
594 object_property_set_uint(obj, "reset-osrc",
595 npcm7xx_gpio[i].reset_osrc, &error_abort);
596 object_property_set_uint(obj, "reset-odsc",
597 npcm7xx_gpio[i].reset_odsc, &error_abort);
598 sysbus_realize(SYS_BUS_DEVICE(obj), &error_abort);
599 sysbus_mmio_map(SYS_BUS_DEVICE(obj), 0, npcm7xx_gpio[i].regs_addr);
600 sysbus_connect_irq(SYS_BUS_DEVICE(obj), 0,
601 npcm7xx_irq(s, NPCM7XX_GPIO0_IRQ + i));
602 }
603
604 /* SMBus modules. Cannot fail. */
605 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_smbus_addr) != ARRAY_SIZE(s->smbus));
606 for (i = 0; i < ARRAY_SIZE(s->smbus); i++) {
607 Object *obj = OBJECT(&s->smbus[i]);
608
609 sysbus_realize(SYS_BUS_DEVICE(obj), &error_abort);
610 sysbus_mmio_map(SYS_BUS_DEVICE(obj), 0, npcm7xx_smbus_addr[i]);
611 sysbus_connect_irq(SYS_BUS_DEVICE(obj), 0,
612 npcm7xx_irq(s, NPCM7XX_SMBUS0_IRQ + i));
613 }
614
615 /* USB Host */
616 object_property_set_bool(OBJECT(&s->ehci), "companion-enable", true,
617 &error_abort);
618 sysbus_realize(SYS_BUS_DEVICE(&s->ehci), &error_abort);
619 sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci), 0, NPCM7XX_EHCI_BA);
620 sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci), 0,
621 npcm7xx_irq(s, NPCM7XX_EHCI_IRQ));
622
623 object_property_set_str(OBJECT(&s->ohci), "masterbus", "usb-bus.0",
624 &error_abort);
625 object_property_set_uint(OBJECT(&s->ohci), "num-ports", 1, &error_abort);
626 sysbus_realize(SYS_BUS_DEVICE(&s->ohci), &error_abort);
627 sysbus_mmio_map(SYS_BUS_DEVICE(&s->ohci), 0, NPCM7XX_OHCI_BA);
628 sysbus_connect_irq(SYS_BUS_DEVICE(&s->ohci), 0,
629 npcm7xx_irq(s, NPCM7XX_OHCI_IRQ));
630
631 /* PWM Modules. Cannot fail. */
632 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_pwm_addr) != ARRAY_SIZE(s->pwm));
633 for (i = 0; i < ARRAY_SIZE(s->pwm); i++) {
634 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->pwm[i]);
635
636 qdev_connect_clock_in(DEVICE(&s->pwm[i]), "clock", qdev_get_clock_out(
637 DEVICE(&s->clk), "apb3-clock"));
638 sysbus_realize(sbd, &error_abort);
639 sysbus_mmio_map(sbd, 0, npcm7xx_pwm_addr[i]);
640 sysbus_connect_irq(sbd, i, npcm7xx_irq(s, NPCM7XX_PWM0_IRQ + i));
641 }
642
643 /* MFT Modules. Cannot fail. */
644 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_mft_addr) != ARRAY_SIZE(s->mft));
645 for (i = 0; i < ARRAY_SIZE(s->mft); i++) {
646 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->mft[i]);
647
648 qdev_connect_clock_in(DEVICE(&s->mft[i]), "clock-in",
649 qdev_get_clock_out(DEVICE(&s->clk),
650 "apb4-clock"));
651 sysbus_realize(sbd, &error_abort);
652 sysbus_mmio_map(sbd, 0, npcm7xx_mft_addr[i]);
653 sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, NPCM7XX_MFT0_IRQ + i));
654 }
655
656 /*
657 * EMC Modules. Cannot fail.
658 * The mapping of the device to its netdev backend works as follows:
659 * emc[i] = nd_table[i]
660 * This works around the inability to specify the netdev property for the
661 * emc device: it's not pluggable and thus the -device option can't be
662 * used.
663 */
664 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_emc_addr) != ARRAY_SIZE(s->emc));
665 QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->emc) != 2);
666 for (i = 0; i < ARRAY_SIZE(s->emc); i++) {
667 s->emc[i].emc_num = i;
668 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->emc[i]);
669 if (nd_table[i].used) {
670 qemu_check_nic_model(&nd_table[i], TYPE_NPCM7XX_EMC);
671 qdev_set_nic_properties(DEVICE(sbd), &nd_table[i]);
672 }
673 /*
674 * The device exists regardless of whether it's connected to a QEMU
675 * netdev backend. So always instantiate it even if there is no
676 * backend.
677 */
678 sysbus_realize(sbd, &error_abort);
679 sysbus_mmio_map(sbd, 0, npcm7xx_emc_addr[i]);
680 int tx_irq = i == 0 ? NPCM7XX_EMC1TX_IRQ : NPCM7XX_EMC2TX_IRQ;
681 int rx_irq = i == 0 ? NPCM7XX_EMC1RX_IRQ : NPCM7XX_EMC2RX_IRQ;
682 /*
683 * N.B. The values for the second argument sysbus_connect_irq are
684 * chosen to match the registration order in npcm7xx_emc_realize.
685 */
686 sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, tx_irq));
687 sysbus_connect_irq(sbd, 1, npcm7xx_irq(s, rx_irq));
688 }
689
690 /*
691 * Flash Interface Unit (FIU). Can fail if incorrect number of chip selects
692 * specified, but this is a programming error.
693 */
694 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_fiu) != ARRAY_SIZE(s->fiu));
695 for (i = 0; i < ARRAY_SIZE(s->fiu); i++) {
696 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->fiu[i]);
697 int j;
698
699 object_property_set_int(OBJECT(sbd), "cs-count",
700 npcm7xx_fiu[i].cs_count, &error_abort);
701 sysbus_realize(sbd, &error_abort);
702
703 sysbus_mmio_map(sbd, 0, npcm7xx_fiu[i].regs_addr);
704 for (j = 0; j < npcm7xx_fiu[i].cs_count; j++) {
705 sysbus_mmio_map(sbd, j + 1, npcm7xx_fiu[i].flash_addr[j]);
706 }
707 }
708
709 /* RAM2 (SRAM) */
710 memory_region_init_ram(&s->sram, OBJECT(dev), "ram2",
711 NPCM7XX_RAM2_SZ, &error_abort);
712 memory_region_add_subregion(get_system_memory(), NPCM7XX_RAM2_BA, &s->sram);
713
714 /* RAM3 (SRAM) */
715 memory_region_init_ram(&s->ram3, OBJECT(dev), "ram3",
716 NPCM7XX_RAM3_SZ, &error_abort);
717 memory_region_add_subregion(get_system_memory(), NPCM7XX_RAM3_BA, &s->ram3);
718
719 /* Internal ROM */
720 memory_region_init_rom(&s->irom, OBJECT(dev), "irom", NPCM7XX_ROM_SZ,
721 &error_abort);
722 memory_region_add_subregion(get_system_memory(), NPCM7XX_ROM_BA, &s->irom);
723
724 /* SDHCI */
725 sysbus_realize(SYS_BUS_DEVICE(&s->mmc), &error_abort);
726 sysbus_mmio_map(SYS_BUS_DEVICE(&s->mmc), 0, NPCM7XX_MMC_BA);
727 sysbus_connect_irq(SYS_BUS_DEVICE(&s->mmc), 0,
728 npcm7xx_irq(s, NPCM7XX_MMC_IRQ));
729
730 /* PSPI */
731 QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_pspi_addr) != ARRAY_SIZE(s->pspi));
732 for (i = 0; i < ARRAY_SIZE(s->pspi); i++) {
733 SysBusDevice *sbd = SYS_BUS_DEVICE(&s->pspi[i]);
734 int irq = (i == 0) ? NPCM7XX_PSPI1_IRQ : NPCM7XX_PSPI2_IRQ;
735
736 sysbus_realize(sbd, &error_abort);
737 sysbus_mmio_map(sbd, 0, npcm7xx_pspi_addr[i]);
738 sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, irq));
739 }
740
741 create_unimplemented_device("npcm7xx.shm", 0xc0001000, 4 * KiB);
742 create_unimplemented_device("npcm7xx.vdmx", 0xe0800000, 4 * KiB);
743 create_unimplemented_device("npcm7xx.pcierc", 0xe1000000, 64 * KiB);
744 create_unimplemented_device("npcm7xx.kcs", 0xf0007000, 4 * KiB);
745 create_unimplemented_device("npcm7xx.gfxi", 0xf000e000, 4 * KiB);
746 create_unimplemented_device("npcm7xx.espi", 0xf009f000, 4 * KiB);
747 create_unimplemented_device("npcm7xx.peci", 0xf0100000, 4 * KiB);
748 create_unimplemented_device("npcm7xx.siox[1]", 0xf0101000, 4 * KiB);
749 create_unimplemented_device("npcm7xx.siox[2]", 0xf0102000, 4 * KiB);
750 create_unimplemented_device("npcm7xx.ahbpci", 0xf0400000, 1 * MiB);
751 create_unimplemented_device("npcm7xx.mcphy", 0xf05f0000, 64 * KiB);
752 create_unimplemented_device("npcm7xx.gmac1", 0xf0802000, 8 * KiB);
753 create_unimplemented_device("npcm7xx.gmac2", 0xf0804000, 8 * KiB);
754 create_unimplemented_device("npcm7xx.vcd", 0xf0810000, 64 * KiB);
755 create_unimplemented_device("npcm7xx.ece", 0xf0820000, 8 * KiB);
756 create_unimplemented_device("npcm7xx.vdma", 0xf0822000, 8 * KiB);
757 create_unimplemented_device("npcm7xx.usbd[0]", 0xf0830000, 4 * KiB);
758 create_unimplemented_device("npcm7xx.usbd[1]", 0xf0831000, 4 * KiB);
759 create_unimplemented_device("npcm7xx.usbd[2]", 0xf0832000, 4 * KiB);
760 create_unimplemented_device("npcm7xx.usbd[3]", 0xf0833000, 4 * KiB);
761 create_unimplemented_device("npcm7xx.usbd[4]", 0xf0834000, 4 * KiB);
762 create_unimplemented_device("npcm7xx.usbd[5]", 0xf0835000, 4 * KiB);
763 create_unimplemented_device("npcm7xx.usbd[6]", 0xf0836000, 4 * KiB);
764 create_unimplemented_device("npcm7xx.usbd[7]", 0xf0837000, 4 * KiB);
765 create_unimplemented_device("npcm7xx.usbd[8]", 0xf0838000, 4 * KiB);
766 create_unimplemented_device("npcm7xx.usbd[9]", 0xf0839000, 4 * KiB);
767 create_unimplemented_device("npcm7xx.sd", 0xf0840000, 8 * KiB);
768 create_unimplemented_device("npcm7xx.pcimbx", 0xf0848000, 512 * KiB);
769 create_unimplemented_device("npcm7xx.aes", 0xf0858000, 4 * KiB);
770 create_unimplemented_device("npcm7xx.des", 0xf0859000, 4 * KiB);
771 create_unimplemented_device("npcm7xx.sha", 0xf085a000, 4 * KiB);
772 create_unimplemented_device("npcm7xx.secacc", 0xf085b000, 4 * KiB);
773 create_unimplemented_device("npcm7xx.spixcs0", 0xf8000000, 16 * MiB);
774 create_unimplemented_device("npcm7xx.spixcs1", 0xf9000000, 16 * MiB);
775 create_unimplemented_device("npcm7xx.spix", 0xfb001000, 4 * KiB);
776 }
777
778 static Property npcm7xx_properties[] = {
779 DEFINE_PROP_LINK("dram-mr", NPCM7xxState, dram, TYPE_MEMORY_REGION,
780 MemoryRegion *),
781 DEFINE_PROP_END_OF_LIST(),
782 };
783
784 static void npcm7xx_class_init(ObjectClass *oc, void *data)
785 {
786 DeviceClass *dc = DEVICE_CLASS(oc);
787
788 dc->realize = npcm7xx_realize;
789 dc->user_creatable = false;
790 device_class_set_props(dc, npcm7xx_properties);
791 }
792
793 static void npcm730_class_init(ObjectClass *oc, void *data)
794 {
795 NPCM7xxClass *nc = NPCM7XX_CLASS(oc);
796
797 /* NPCM730 is optimized for data center use, so no graphics, etc. */
798 nc->disabled_modules = 0x00300395;
799 nc->num_cpus = 2;
800 }
801
802 static void npcm750_class_init(ObjectClass *oc, void *data)
803 {
804 NPCM7xxClass *nc = NPCM7XX_CLASS(oc);
805
806 /* NPCM750 has 2 cores and a full set of peripherals */
807 nc->disabled_modules = 0x00000000;
808 nc->num_cpus = 2;
809 }
810
811 static const TypeInfo npcm7xx_soc_types[] = {
812 {
813 .name = TYPE_NPCM7XX,
814 .parent = TYPE_DEVICE,
815 .instance_size = sizeof(NPCM7xxState),
816 .instance_init = npcm7xx_init,
817 .class_size = sizeof(NPCM7xxClass),
818 .class_init = npcm7xx_class_init,
819 .abstract = true,
820 }, {
821 .name = TYPE_NPCM730,
822 .parent = TYPE_NPCM7XX,
823 .class_init = npcm730_class_init,
824 }, {
825 .name = TYPE_NPCM750,
826 .parent = TYPE_NPCM7XX,
827 .class_init = npcm750_class_init,
828 },
829 };
830
831 DEFINE_TYPES(npcm7xx_soc_types);
armbru's QEMU hackery