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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/devices.h"
25#include "hw/loader.h"
26#include "net/net.h"
27#include "sysemu/kvm.h"
28#include "sysemu/sysemu.h"
29#include "hw/boards.h"
30#include "sysemu/block-backend.h"
31#include "exec/address-spaces.h"
32#include "qemu/error-report.h"
33#include "hw/char/pl011.h"
34
35#define SMP_BOOT_ADDR 0x100
36#define SMP_BOOT_REG 0x40
37#define MPCORE_PERIPHBASE 0xfff10000
38
39#define MVBAR_ADDR 0x200
40#define BOARD_SETUP_ADDR (MVBAR_ADDR + 8 * sizeof(uint32_t))
41
42#define NIRQ_GIC 160
43
44
45
46static void hb_write_board_setup(ARMCPU *cpu,
47 const struct arm_boot_info *info)
48{
49 arm_write_secure_board_setup_dummy_smc(cpu, info, MVBAR_ADDR);
50}
51
52static void hb_write_secondary(ARMCPU *cpu, const struct arm_boot_info *info)
53{
54 int n;
55 uint32_t smpboot[] = {
56 0xee100fb0,
57 0xe210000f,
58 0xe3a03040,
59 0xe0830200,
60 0xe59f2024,
61 0xe3a01001,
62 0xe5821100,
63 0xe3a010ff,
64 0xe5821104,
65 0xf57ff04f,
66 0xe320f003,
67 0xe5901000,
68 0xe1110001,
69 0x0afffffb,
70 0xe12fff11,
71 MPCORE_PERIPHBASE
72 };
73 for (n = 0; n < ARRAY_SIZE(smpboot); n++) {
74 smpboot[n] = tswap32(smpboot[n]);
75 }
76 rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot), SMP_BOOT_ADDR);
77}
78
79static void hb_reset_secondary(ARMCPU *cpu, const struct arm_boot_info *info)
80{
81 CPUARMState *env = &cpu->env;
82
83 switch (info->nb_cpus) {
84 case 4:
85 address_space_stl_notdirty(&address_space_memory,
86 SMP_BOOT_REG + 0x30, 0,
87 MEMTXATTRS_UNSPECIFIED, NULL);
88 case 3:
89 address_space_stl_notdirty(&address_space_memory,
90 SMP_BOOT_REG + 0x20, 0,
91 MEMTXATTRS_UNSPECIFIED, NULL);
92 case 2:
93 address_space_stl_notdirty(&address_space_memory,
94 SMP_BOOT_REG + 0x10, 0,
95 MEMTXATTRS_UNSPECIFIED, NULL);
96 env->regs[15] = SMP_BOOT_ADDR;
97 break;
98 default:
99 break;
100 }
101}
102
103#define NUM_REGS 0x200
104static void hb_regs_write(void *opaque, hwaddr offset,
105 uint64_t value, unsigned size)
106{
107 uint32_t *regs = opaque;
108
109 if (offset == 0xf00) {
110 if (value == 1 || value == 2) {
111 qemu_system_reset_request();
112 } else if (value == 3) {
113 qemu_system_shutdown_request();
114 }
115 }
116
117 regs[offset/4] = value;
118}
119
120static uint64_t hb_regs_read(void *opaque, hwaddr offset,
121 unsigned size)
122{
123 uint32_t *regs = opaque;
124 uint32_t value = regs[offset/4];
125
126 if ((offset == 0x100) || (offset == 0x108) || (offset == 0x10C)) {
127 value |= 0x30000000;
128 }
129
130 return value;
131}
132
133static const MemoryRegionOps hb_mem_ops = {
134 .read = hb_regs_read,
135 .write = hb_regs_write,
136 .endianness = DEVICE_NATIVE_ENDIAN,
137};
138
139#define TYPE_HIGHBANK_REGISTERS "highbank-regs"
140#define HIGHBANK_REGISTERS(obj) \
141 OBJECT_CHECK(HighbankRegsState, (obj), TYPE_HIGHBANK_REGISTERS)
142
143typedef struct {
144
145 SysBusDevice parent_obj;
146
147
148 MemoryRegion iomem;
149 uint32_t regs[NUM_REGS];
150} HighbankRegsState;
151
152static VMStateDescription vmstate_highbank_regs = {
153 .name = "highbank-regs",
154 .version_id = 0,
155 .minimum_version_id = 0,
156 .fields = (VMStateField[]) {
157 VMSTATE_UINT32_ARRAY(regs, HighbankRegsState, NUM_REGS),
158 VMSTATE_END_OF_LIST(),
159 },
160};
161
162static void highbank_regs_reset(DeviceState *dev)
163{
164 HighbankRegsState *s = HIGHBANK_REGISTERS(dev);
165
166 s->regs[0x40] = 0x05F20121;
167 s->regs[0x41] = 0x2;
168 s->regs[0x42] = 0x05F30121;
169 s->regs[0x43] = 0x05F40121;
170}
171
172static void highbank_regs_init(Object *obj)
173{
174 HighbankRegsState *s = HIGHBANK_REGISTERS(obj);
175 SysBusDevice *dev = SYS_BUS_DEVICE(obj);
176
177 memory_region_init_io(&s->iomem, obj, &hb_mem_ops, s->regs,
178 "highbank_regs", 0x1000);
179 sysbus_init_mmio(dev, &s->iomem);
180}
181
182static void highbank_regs_class_init(ObjectClass *klass, void *data)
183{
184 DeviceClass *dc = DEVICE_CLASS(klass);
185
186 dc->desc = "Calxeda Highbank registers";
187 dc->vmsd = &vmstate_highbank_regs;
188 dc->reset = highbank_regs_reset;
189}
190
191static const TypeInfo highbank_regs_info = {
192 .name = TYPE_HIGHBANK_REGISTERS,
193 .parent = TYPE_SYS_BUS_DEVICE,
194 .instance_size = sizeof(HighbankRegsState),
195 .instance_init = highbank_regs_init,
196 .class_init = highbank_regs_class_init,
197};
198
199static void highbank_regs_register_types(void)
200{
201 type_register_static(&highbank_regs_info);
202}
203
204type_init(highbank_regs_register_types)
205
206static struct arm_boot_info highbank_binfo;
207
208enum cxmachines {
209 CALXEDA_HIGHBANK,
210 CALXEDA_MIDWAY,
211};
212
213
214
215
216
217
218
219static void calxeda_init(MachineState *machine, enum cxmachines machine_id)
220{
221 ram_addr_t ram_size = machine->ram_size;
222 const char *cpu_model = machine->cpu_model;
223 const char *kernel_filename = machine->kernel_filename;
224 const char *kernel_cmdline = machine->kernel_cmdline;
225 const char *initrd_filename = machine->initrd_filename;
226 DeviceState *dev = NULL;
227 SysBusDevice *busdev;
228 qemu_irq pic[128];
229 int n;
230 qemu_irq cpu_irq[4];
231 qemu_irq cpu_fiq[4];
232 MemoryRegion *sysram;
233 MemoryRegion *dram;
234 MemoryRegion *sysmem;
235 char *sysboot_filename;
236
237 switch (machine_id) {
238 case CALXEDA_HIGHBANK:
239 cpu_model = "cortex-a9";
240 break;
241 case CALXEDA_MIDWAY:
242 cpu_model = "cortex-a15";
243 break;
244 }
245
246 for (n = 0; n < smp_cpus; n++) {
247 ObjectClass *oc = cpu_class_by_name(TYPE_ARM_CPU, cpu_model);
248 Object *cpuobj;
249 ARMCPU *cpu;
250
251 cpuobj = object_new(object_class_get_name(oc));
252 cpu = ARM_CPU(cpuobj);
253
254 object_property_set_int(cpuobj, QEMU_PSCI_CONDUIT_SMC,
255 "psci-conduit", &error_abort);
256
257 if (n) {
258
259 object_property_set_bool(cpuobj, true,
260 "start-powered-off", &error_abort);
261 }
262
263 if (object_property_find(cpuobj, "reset-cbar", NULL)) {
264 object_property_set_int(cpuobj, MPCORE_PERIPHBASE,
265 "reset-cbar", &error_abort);
266 }
267 object_property_set_bool(cpuobj, true, "realized", &error_fatal);
268 cpu_irq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ);
269 cpu_fiq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ);
270 }
271
272 sysmem = get_system_memory();
273 dram = g_new(MemoryRegion, 1);
274 memory_region_allocate_system_memory(dram, NULL, "highbank.dram", ram_size);
275
276 memory_region_add_subregion(sysmem, 0, dram);
277
278 sysram = g_new(MemoryRegion, 1);
279 memory_region_init_ram(sysram, NULL, "highbank.sysram", 0x8000,
280 &error_fatal);
281 memory_region_add_subregion(sysmem, 0xfff88000, sysram);
282 if (bios_name != NULL) {
283 sysboot_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
284 if (sysboot_filename != NULL) {
285 if (load_image_targphys(sysboot_filename, 0xfff88000, 0x8000) < 0) {
286 error_report("Unable to load %s", bios_name);
287 exit(1);
288 }
289 g_free(sysboot_filename);
290 } else {
291 error_report("Unable to find %s", bios_name);
292 exit(1);
293 }
294 }
295
296 switch (machine_id) {
297 case CALXEDA_HIGHBANK:
298 dev = qdev_create(NULL, "l2x0");
299 qdev_init_nofail(dev);
300 busdev = SYS_BUS_DEVICE(dev);
301 sysbus_mmio_map(busdev, 0, 0xfff12000);
302
303 dev = qdev_create(NULL, "a9mpcore_priv");
304 break;
305 case CALXEDA_MIDWAY:
306 dev = qdev_create(NULL, "a15mpcore_priv");
307 break;
308 }
309 qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
310 qdev_prop_set_uint32(dev, "num-irq", NIRQ_GIC);
311 qdev_init_nofail(dev);
312 busdev = SYS_BUS_DEVICE(dev);
313 sysbus_mmio_map(busdev, 0, MPCORE_PERIPHBASE);
314 for (n = 0; n < smp_cpus; n++) {
315 sysbus_connect_irq(busdev, n, cpu_irq[n]);
316 sysbus_connect_irq(busdev, n + smp_cpus, cpu_fiq[n]);
317 }
318
319 for (n = 0; n < 128; n++) {
320 pic[n] = qdev_get_gpio_in(dev, n);
321 }
322
323 dev = qdev_create(NULL, "sp804");
324 qdev_prop_set_uint32(dev, "freq0", 150000000);
325 qdev_prop_set_uint32(dev, "freq1", 150000000);
326 qdev_init_nofail(dev);
327 busdev = SYS_BUS_DEVICE(dev);
328 sysbus_mmio_map(busdev, 0, 0xfff34000);
329 sysbus_connect_irq(busdev, 0, pic[18]);
330 pl011_create(0xfff36000, pic[20], serial_hds[0]);
331
332 dev = qdev_create(NULL, "highbank-regs");
333 qdev_init_nofail(dev);
334 busdev = SYS_BUS_DEVICE(dev);
335 sysbus_mmio_map(busdev, 0, 0xfff3c000);
336
337 sysbus_create_simple("pl061", 0xfff30000, pic[14]);
338 sysbus_create_simple("pl061", 0xfff31000, pic[15]);
339 sysbus_create_simple("pl061", 0xfff32000, pic[16]);
340 sysbus_create_simple("pl061", 0xfff33000, pic[17]);
341 sysbus_create_simple("pl031", 0xfff35000, pic[19]);
342 sysbus_create_simple("pl022", 0xfff39000, pic[23]);
343
344 sysbus_create_simple("sysbus-ahci", 0xffe08000, pic[83]);
345
346 if (nd_table[0].used) {
347 qemu_check_nic_model(&nd_table[0], "xgmac");
348 dev = qdev_create(NULL, "xgmac");
349 qdev_set_nic_properties(dev, &nd_table[0]);
350 qdev_init_nofail(dev);
351 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xfff50000);
352 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[77]);
353 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, pic[78]);
354 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, pic[79]);
355
356 qemu_check_nic_model(&nd_table[1], "xgmac");
357 dev = qdev_create(NULL, "xgmac");
358 qdev_set_nic_properties(dev, &nd_table[1]);
359 qdev_init_nofail(dev);
360 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xfff51000);
361 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[80]);
362 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, pic[81]);
363 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, pic[82]);
364 }
365
366 highbank_binfo.ram_size = ram_size;
367 highbank_binfo.kernel_filename = kernel_filename;
368 highbank_binfo.kernel_cmdline = kernel_cmdline;
369 highbank_binfo.initrd_filename = initrd_filename;
370
371
372
373
374 highbank_binfo.board_id = -1;
375 highbank_binfo.nb_cpus = smp_cpus;
376 highbank_binfo.loader_start = 0;
377 highbank_binfo.write_secondary_boot = hb_write_secondary;
378 highbank_binfo.secondary_cpu_reset_hook = hb_reset_secondary;
379 if (!kvm_enabled()) {
380 highbank_binfo.board_setup_addr = BOARD_SETUP_ADDR;
381 highbank_binfo.write_board_setup = hb_write_board_setup;
382 highbank_binfo.secure_board_setup = true;
383 } else {
384 error_report("WARNING: cannot load built-in Monitor support "
385 "if KVM is enabled. Some guests (such as Linux) "
386 "may not boot.");
387 }
388
389 arm_load_kernel(ARM_CPU(first_cpu), &highbank_binfo);
390}
391
392static void highbank_init(MachineState *machine)
393{
394 calxeda_init(machine, CALXEDA_HIGHBANK);
395}
396
397static void midway_init(MachineState *machine)
398{
399 calxeda_init(machine, CALXEDA_MIDWAY);
400}
401
402static void highbank_class_init(ObjectClass *oc, void *data)
403{
404 MachineClass *mc = MACHINE_CLASS(oc);
405
406 mc->desc = "Calxeda Highbank (ECX-1000)";
407 mc->init = highbank_init;
408 mc->block_default_type = IF_SCSI;
409 mc->max_cpus = 4;
410}
411
412static const TypeInfo highbank_type = {
413 .name = MACHINE_TYPE_NAME("highbank"),
414 .parent = TYPE_MACHINE,
415 .class_init = highbank_class_init,
416};
417
418static void midway_class_init(ObjectClass *oc, void *data)
419{
420 MachineClass *mc = MACHINE_CLASS(oc);
421
422 mc->desc = "Calxeda Midway (ECX-2000)";
423 mc->init = midway_init;
424 mc->block_default_type = IF_SCSI;
425 mc->max_cpus = 4;
426}
427
428static const TypeInfo midway_type = {
429 .name = MACHINE_TYPE_NAME("midway"),
430 .parent = TYPE_MACHINE,
431 .class_init = midway_class_init,
432};
433
434static void calxeda_machines_init(void)
435{
436 type_register_static(&highbank_type);
437 type_register_static(&midway_type);
438}
439
440type_init(calxeda_machines_init)
441