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20#include "qemu/osdep.h"
21#include "qapi/error.h"
22#include "hw/sysbus.h"
23#include "hw/arm/arm.h"
24#include "hw/loader.h"
25#include "net/net.h"
26#include "sysemu/kvm.h"
27#include "sysemu/sysemu.h"
28#include "hw/boards.h"
29#include "exec/address-spaces.h"
30#include "qemu/error-report.h"
31#include "hw/char/pl011.h"
32#include "hw/ide/ahci.h"
33#include "hw/cpu/a9mpcore.h"
34#include "hw/cpu/a15mpcore.h"
35#include "qemu/log.h"
36
37#define SMP_BOOT_ADDR 0x100
38#define SMP_BOOT_REG 0x40
39#define MPCORE_PERIPHBASE 0xfff10000
40
41#define MVBAR_ADDR 0x200
42#define BOARD_SETUP_ADDR (MVBAR_ADDR + 8 * sizeof(uint32_t))
43
44#define NIRQ_GIC 160
45
46
47
48static void hb_write_board_setup(ARMCPU *cpu,
49 const struct arm_boot_info *info)
50{
51 arm_write_secure_board_setup_dummy_smc(cpu, info, MVBAR_ADDR);
52}
53
54static void hb_write_secondary(ARMCPU *cpu, const struct arm_boot_info *info)
55{
56 int n;
57 uint32_t smpboot[] = {
58 0xee100fb0,
59 0xe210000f,
60 0xe3a03040,
61 0xe0830200,
62 0xe59f2024,
63 0xe3a01001,
64 0xe5821100,
65 0xe3a010ff,
66 0xe5821104,
67 0xf57ff04f,
68 0xe320f003,
69 0xe5901000,
70 0xe1110001,
71 0x0afffffb,
72 0xe12fff11,
73 MPCORE_PERIPHBASE
74 };
75 for (n = 0; n < ARRAY_SIZE(smpboot); n++) {
76 smpboot[n] = tswap32(smpboot[n]);
77 }
78 rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot), SMP_BOOT_ADDR);
79}
80
81static void hb_reset_secondary(ARMCPU *cpu, const struct arm_boot_info *info)
82{
83 CPUARMState *env = &cpu->env;
84
85 switch (info->nb_cpus) {
86 case 4:
87 address_space_stl_notdirty(&address_space_memory,
88 SMP_BOOT_REG + 0x30, 0,
89 MEMTXATTRS_UNSPECIFIED, NULL);
90 case 3:
91 address_space_stl_notdirty(&address_space_memory,
92 SMP_BOOT_REG + 0x20, 0,
93 MEMTXATTRS_UNSPECIFIED, NULL);
94 case 2:
95 address_space_stl_notdirty(&address_space_memory,
96 SMP_BOOT_REG + 0x10, 0,
97 MEMTXATTRS_UNSPECIFIED, NULL);
98 env->regs[15] = SMP_BOOT_ADDR;
99 break;
100 default:
101 break;
102 }
103}
104
105#define NUM_REGS 0x200
106static void hb_regs_write(void *opaque, hwaddr offset,
107 uint64_t value, unsigned size)
108{
109 uint32_t *regs = opaque;
110
111 if (offset == 0xf00) {
112 if (value == 1 || value == 2) {
113 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
114 } else if (value == 3) {
115 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
116 }
117 }
118
119 if (offset / 4 >= NUM_REGS) {
120 qemu_log_mask(LOG_GUEST_ERROR,
121 "highbank: bad write offset 0x%" HWADDR_PRIx "\n", offset);
122 return;
123 }
124 regs[offset / 4] = value;
125}
126
127static uint64_t hb_regs_read(void *opaque, hwaddr offset,
128 unsigned size)
129{
130 uint32_t value;
131 uint32_t *regs = opaque;
132
133 if (offset / 4 >= NUM_REGS) {
134 qemu_log_mask(LOG_GUEST_ERROR,
135 "highbank: bad read offset 0x%" HWADDR_PRIx "\n", offset);
136 return 0;
137 }
138 value = regs[offset / 4];
139
140 if ((offset == 0x100) || (offset == 0x108) || (offset == 0x10C)) {
141 value |= 0x30000000;
142 }
143
144 return value;
145}
146
147static const MemoryRegionOps hb_mem_ops = {
148 .read = hb_regs_read,
149 .write = hb_regs_write,
150 .endianness = DEVICE_NATIVE_ENDIAN,
151};
152
153#define TYPE_HIGHBANK_REGISTERS "highbank-regs"
154#define HIGHBANK_REGISTERS(obj) \
155 OBJECT_CHECK(HighbankRegsState, (obj), TYPE_HIGHBANK_REGISTERS)
156
157typedef struct {
158
159 SysBusDevice parent_obj;
160
161
162 MemoryRegion iomem;
163 uint32_t regs[NUM_REGS];
164} HighbankRegsState;
165
166static VMStateDescription vmstate_highbank_regs = {
167 .name = "highbank-regs",
168 .version_id = 0,
169 .minimum_version_id = 0,
170 .fields = (VMStateField[]) {
171 VMSTATE_UINT32_ARRAY(regs, HighbankRegsState, NUM_REGS),
172 VMSTATE_END_OF_LIST(),
173 },
174};
175
176static void highbank_regs_reset(DeviceState *dev)
177{
178 HighbankRegsState *s = HIGHBANK_REGISTERS(dev);
179
180 s->regs[0x40] = 0x05F20121;
181 s->regs[0x41] = 0x2;
182 s->regs[0x42] = 0x05F30121;
183 s->regs[0x43] = 0x05F40121;
184}
185
186static void highbank_regs_init(Object *obj)
187{
188 HighbankRegsState *s = HIGHBANK_REGISTERS(obj);
189 SysBusDevice *dev = SYS_BUS_DEVICE(obj);
190
191 memory_region_init_io(&s->iomem, obj, &hb_mem_ops, s->regs,
192 "highbank_regs", 0x1000);
193 sysbus_init_mmio(dev, &s->iomem);
194}
195
196static void highbank_regs_class_init(ObjectClass *klass, void *data)
197{
198 DeviceClass *dc = DEVICE_CLASS(klass);
199
200 dc->desc = "Calxeda Highbank registers";
201 dc->vmsd = &vmstate_highbank_regs;
202 dc->reset = highbank_regs_reset;
203}
204
205static const TypeInfo highbank_regs_info = {
206 .name = TYPE_HIGHBANK_REGISTERS,
207 .parent = TYPE_SYS_BUS_DEVICE,
208 .instance_size = sizeof(HighbankRegsState),
209 .instance_init = highbank_regs_init,
210 .class_init = highbank_regs_class_init,
211};
212
213static void highbank_regs_register_types(void)
214{
215 type_register_static(&highbank_regs_info);
216}
217
218type_init(highbank_regs_register_types)
219
220static struct arm_boot_info highbank_binfo;
221
222enum cxmachines {
223 CALXEDA_HIGHBANK,
224 CALXEDA_MIDWAY,
225};
226
227
228
229
230
231
232
233static void calxeda_init(MachineState *machine, enum cxmachines machine_id)
234{
235 ram_addr_t ram_size = machine->ram_size;
236 const char *kernel_filename = machine->kernel_filename;
237 const char *kernel_cmdline = machine->kernel_cmdline;
238 const char *initrd_filename = machine->initrd_filename;
239 DeviceState *dev = NULL;
240 SysBusDevice *busdev;
241 qemu_irq pic[128];
242 int n;
243 qemu_irq cpu_irq[4];
244 qemu_irq cpu_fiq[4];
245 qemu_irq cpu_virq[4];
246 qemu_irq cpu_vfiq[4];
247 MemoryRegion *sysram;
248 MemoryRegion *dram;
249 MemoryRegion *sysmem;
250 char *sysboot_filename;
251
252 switch (machine_id) {
253 case CALXEDA_HIGHBANK:
254 machine->cpu_type = ARM_CPU_TYPE_NAME("cortex-a9");
255 break;
256 case CALXEDA_MIDWAY:
257 machine->cpu_type = ARM_CPU_TYPE_NAME("cortex-a15");
258 break;
259 default:
260 assert(0);
261 }
262
263 for (n = 0; n < smp_cpus; n++) {
264 Object *cpuobj;
265 ARMCPU *cpu;
266
267 cpuobj = object_new(machine->cpu_type);
268 cpu = ARM_CPU(cpuobj);
269
270 object_property_set_int(cpuobj, QEMU_PSCI_CONDUIT_SMC,
271 "psci-conduit", &error_abort);
272
273 if (n) {
274
275 object_property_set_bool(cpuobj, true,
276 "start-powered-off", &error_abort);
277 }
278
279 if (object_property_find(cpuobj, "reset-cbar", NULL)) {
280 object_property_set_int(cpuobj, MPCORE_PERIPHBASE,
281 "reset-cbar", &error_abort);
282 }
283 object_property_set_bool(cpuobj, true, "realized", &error_fatal);
284 cpu_irq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ);
285 cpu_fiq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ);
286 cpu_virq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_VIRQ);
287 cpu_vfiq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_VFIQ);
288 }
289
290 sysmem = get_system_memory();
291 dram = g_new(MemoryRegion, 1);
292 memory_region_allocate_system_memory(dram, NULL, "highbank.dram", ram_size);
293
294 memory_region_add_subregion(sysmem, 0, dram);
295
296 sysram = g_new(MemoryRegion, 1);
297 memory_region_init_ram(sysram, NULL, "highbank.sysram", 0x8000,
298 &error_fatal);
299 memory_region_add_subregion(sysmem, 0xfff88000, sysram);
300 if (bios_name != NULL) {
301 sysboot_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
302 if (sysboot_filename != NULL) {
303 if (load_image_targphys(sysboot_filename, 0xfff88000, 0x8000) < 0) {
304 error_report("Unable to load %s", bios_name);
305 exit(1);
306 }
307 g_free(sysboot_filename);
308 } else {
309 error_report("Unable to find %s", bios_name);
310 exit(1);
311 }
312 }
313
314 switch (machine_id) {
315 case CALXEDA_HIGHBANK:
316 dev = qdev_create(NULL, "l2x0");
317 qdev_init_nofail(dev);
318 busdev = SYS_BUS_DEVICE(dev);
319 sysbus_mmio_map(busdev, 0, 0xfff12000);
320
321 dev = qdev_create(NULL, TYPE_A9MPCORE_PRIV);
322 break;
323 case CALXEDA_MIDWAY:
324 dev = qdev_create(NULL, TYPE_A15MPCORE_PRIV);
325 break;
326 }
327 qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
328 qdev_prop_set_uint32(dev, "num-irq", NIRQ_GIC);
329 qdev_init_nofail(dev);
330 busdev = SYS_BUS_DEVICE(dev);
331 sysbus_mmio_map(busdev, 0, MPCORE_PERIPHBASE);
332 for (n = 0; n < smp_cpus; n++) {
333 sysbus_connect_irq(busdev, n, cpu_irq[n]);
334 sysbus_connect_irq(busdev, n + smp_cpus, cpu_fiq[n]);
335 sysbus_connect_irq(busdev, n + 2 * smp_cpus, cpu_virq[n]);
336 sysbus_connect_irq(busdev, n + 3 * smp_cpus, cpu_vfiq[n]);
337 }
338
339 for (n = 0; n < 128; n++) {
340 pic[n] = qdev_get_gpio_in(dev, n);
341 }
342
343 dev = qdev_create(NULL, "sp804");
344 qdev_prop_set_uint32(dev, "freq0", 150000000);
345 qdev_prop_set_uint32(dev, "freq1", 150000000);
346 qdev_init_nofail(dev);
347 busdev = SYS_BUS_DEVICE(dev);
348 sysbus_mmio_map(busdev, 0, 0xfff34000);
349 sysbus_connect_irq(busdev, 0, pic[18]);
350 pl011_create(0xfff36000, pic[20], serial_hd(0));
351
352 dev = qdev_create(NULL, TYPE_HIGHBANK_REGISTERS);
353 qdev_init_nofail(dev);
354 busdev = SYS_BUS_DEVICE(dev);
355 sysbus_mmio_map(busdev, 0, 0xfff3c000);
356
357 sysbus_create_simple("pl061", 0xfff30000, pic[14]);
358 sysbus_create_simple("pl061", 0xfff31000, pic[15]);
359 sysbus_create_simple("pl061", 0xfff32000, pic[16]);
360 sysbus_create_simple("pl061", 0xfff33000, pic[17]);
361 sysbus_create_simple("pl031", 0xfff35000, pic[19]);
362 sysbus_create_simple("pl022", 0xfff39000, pic[23]);
363
364 sysbus_create_simple(TYPE_SYSBUS_AHCI, 0xffe08000, pic[83]);
365
366 if (nd_table[0].used) {
367 qemu_check_nic_model(&nd_table[0], "xgmac");
368 dev = qdev_create(NULL, "xgmac");
369 qdev_set_nic_properties(dev, &nd_table[0]);
370 qdev_init_nofail(dev);
371 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xfff50000);
372 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[77]);
373 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, pic[78]);
374 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, pic[79]);
375
376 qemu_check_nic_model(&nd_table[1], "xgmac");
377 dev = qdev_create(NULL, "xgmac");
378 qdev_set_nic_properties(dev, &nd_table[1]);
379 qdev_init_nofail(dev);
380 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xfff51000);
381 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[80]);
382 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, pic[81]);
383 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, pic[82]);
384 }
385
386
387
388 highbank_binfo.ram_size = ram_size;
389 highbank_binfo.kernel_filename = kernel_filename;
390 highbank_binfo.kernel_cmdline = kernel_cmdline;
391 highbank_binfo.initrd_filename = initrd_filename;
392
393
394
395
396 highbank_binfo.board_id = -1;
397 highbank_binfo.nb_cpus = smp_cpus;
398 highbank_binfo.loader_start = 0;
399 highbank_binfo.write_secondary_boot = hb_write_secondary;
400 highbank_binfo.secondary_cpu_reset_hook = hb_reset_secondary;
401 if (!kvm_enabled()) {
402 highbank_binfo.board_setup_addr = BOARD_SETUP_ADDR;
403 highbank_binfo.write_board_setup = hb_write_board_setup;
404 highbank_binfo.secure_board_setup = true;
405 } else {
406 warn_report("cannot load built-in Monitor support "
407 "if KVM is enabled. Some guests (such as Linux) "
408 "may not boot.");
409 }
410
411 arm_load_kernel(ARM_CPU(first_cpu), &highbank_binfo);
412}
413
414static void highbank_init(MachineState *machine)
415{
416 calxeda_init(machine, CALXEDA_HIGHBANK);
417}
418
419static void midway_init(MachineState *machine)
420{
421 calxeda_init(machine, CALXEDA_MIDWAY);
422}
423
424static void highbank_class_init(ObjectClass *oc, void *data)
425{
426 MachineClass *mc = MACHINE_CLASS(oc);
427
428 mc->desc = "Calxeda Highbank (ECX-1000)";
429 mc->init = highbank_init;
430 mc->block_default_type = IF_IDE;
431 mc->units_per_default_bus = 1;
432 mc->max_cpus = 4;
433 mc->ignore_memory_transaction_failures = true;
434}
435
436static const TypeInfo highbank_type = {
437 .name = MACHINE_TYPE_NAME("highbank"),
438 .parent = TYPE_MACHINE,
439 .class_init = highbank_class_init,
440};
441
442static void midway_class_init(ObjectClass *oc, void *data)
443{
444 MachineClass *mc = MACHINE_CLASS(oc);
445
446 mc->desc = "Calxeda Midway (ECX-2000)";
447 mc->init = midway_init;
448 mc->block_default_type = IF_IDE;
449 mc->units_per_default_bus = 1;
450 mc->max_cpus = 4;
451 mc->ignore_memory_transaction_failures = true;
452}
453
454static const TypeInfo midway_type = {
455 .name = MACHINE_TYPE_NAME("midway"),
456 .parent = TYPE_MACHINE,
457 .class_init = midway_class_init,
458};
459
460static void calxeda_machines_init(void)
461{
462 type_register_static(&highbank_type);
463 type_register_static(&midway_type);
464}
465
466type_init(calxeda_machines_init)
467