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17#include "qemu/osdep.h"
18
19#include "exec/address-spaces.h"
20#include "hw/arm/npcm7xx.h"
21#include "hw/core/cpu.h"
22#include "hw/i2c/smbus_eeprom.h"
23#include "hw/loader.h"
24#include "hw/qdev-core.h"
25#include "hw/qdev-properties.h"
26#include "qapi/error.h"
27#include "qemu-common.h"
28#include "qemu/datadir.h"
29#include "qemu/units.h"
30#include "sysemu/sysemu.h"
31
32#define NPCM750_EVB_POWER_ON_STRAPS 0x00001ff7
33#define QUANTA_GSJ_POWER_ON_STRAPS 0x00001fff
34
35static const char npcm7xx_default_bootrom[] = "npcm7xx_bootrom.bin";
36
37static void npcm7xx_load_bootrom(MachineState *machine, NPCM7xxState *soc)
38{
39 const char *bios_name = machine->firmware ?: npcm7xx_default_bootrom;
40 g_autofree char *filename = NULL;
41 int ret;
42
43 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
44 if (!filename) {
45 error_report("Could not find ROM image '%s'", bios_name);
46 if (!machine->kernel_filename) {
47
48 exit(1);
49 }
50 return;
51 }
52 ret = load_image_mr(filename, &soc->irom);
53 if (ret < 0) {
54 error_report("Failed to load ROM image '%s'", filename);
55 exit(1);
56 }
57}
58
59static void npcm7xx_connect_flash(NPCM7xxFIUState *fiu, int cs_no,
60 const char *flash_type, DriveInfo *dinfo)
61{
62 DeviceState *flash;
63 qemu_irq flash_cs;
64
65 flash = qdev_new(flash_type);
66 if (dinfo) {
67 qdev_prop_set_drive(flash, "drive", blk_by_legacy_dinfo(dinfo));
68 }
69 qdev_realize_and_unref(flash, BUS(fiu->spi), &error_fatal);
70
71 flash_cs = qdev_get_gpio_in_named(flash, SSI_GPIO_CS, 0);
72 qdev_connect_gpio_out_named(DEVICE(fiu), "cs", cs_no, flash_cs);
73}
74
75static void npcm7xx_connect_dram(NPCM7xxState *soc, MemoryRegion *dram)
76{
77 memory_region_add_subregion(get_system_memory(), NPCM7XX_DRAM_BA, dram);
78
79 object_property_set_link(OBJECT(soc), "dram-mr", OBJECT(dram),
80 &error_abort);
81}
82
83static NPCM7xxState *npcm7xx_create_soc(MachineState *machine,
84 uint32_t hw_straps)
85{
86 NPCM7xxMachineClass *nmc = NPCM7XX_MACHINE_GET_CLASS(machine);
87 MachineClass *mc = MACHINE_CLASS(nmc);
88 Object *obj;
89
90 if (strcmp(machine->cpu_type, mc->default_cpu_type) != 0) {
91 error_report("This board can only be used with %s",
92 mc->default_cpu_type);
93 exit(1);
94 }
95
96 obj = object_new_with_props(nmc->soc_type, OBJECT(machine), "soc",
97 &error_abort, NULL);
98 object_property_set_uint(obj, "power-on-straps", hw_straps, &error_abort);
99
100 return NPCM7XX(obj);
101}
102
103static I2CBus *npcm7xx_i2c_get_bus(NPCM7xxState *soc, uint32_t num)
104{
105 g_assert(num < ARRAY_SIZE(soc->smbus));
106 return I2C_BUS(qdev_get_child_bus(DEVICE(&soc->smbus[num]), "i2c-bus"));
107}
108
109static void at24c_eeprom_init(NPCM7xxState *soc, int bus, uint8_t addr,
110 uint32_t rsize)
111{
112 I2CBus *i2c_bus = npcm7xx_i2c_get_bus(soc, bus);
113 I2CSlave *i2c_dev = i2c_slave_new("at24c-eeprom", addr);
114 DeviceState *dev = DEVICE(i2c_dev);
115
116 qdev_prop_set_uint32(dev, "rom-size", rsize);
117 i2c_slave_realize_and_unref(i2c_dev, i2c_bus, &error_abort);
118}
119
120static void npcm7xx_init_pwm_splitter(NPCM7xxMachine *machine,
121 NPCM7xxState *soc, const int *fan_counts)
122{
123 SplitIRQ *splitters = machine->fan_splitter;
124
125
126
127
128
129 for (int i = 0; i < NPCM7XX_NR_PWM_MODULES; ++i) {
130 for (int j = 0; j < NPCM7XX_PWM_PER_MODULE; ++j) {
131 int splitter_no = i * NPCM7XX_PWM_PER_MODULE + j;
132 DeviceState *splitter;
133
134 if (fan_counts[splitter_no] < 1) {
135 continue;
136 }
137 object_initialize_child(OBJECT(machine), "fan-splitter[*]",
138 &splitters[splitter_no], TYPE_SPLIT_IRQ);
139 splitter = DEVICE(&splitters[splitter_no]);
140 qdev_prop_set_uint16(splitter, "num-lines",
141 fan_counts[splitter_no]);
142 qdev_realize(splitter, NULL, &error_abort);
143 qdev_connect_gpio_out_named(DEVICE(&soc->pwm[i]), "duty-gpio-out",
144 j, qdev_get_gpio_in(splitter, 0));
145 }
146 }
147}
148
149static void npcm7xx_connect_pwm_fan(NPCM7xxState *soc, SplitIRQ *splitter,
150 int fan_no, int output_no)
151{
152 DeviceState *fan;
153 int fan_input;
154 qemu_irq fan_duty_gpio;
155
156 g_assert(fan_no >= 0 && fan_no <= NPCM7XX_MFT_MAX_FAN_INPUT);
157
158
159
160
161
162
163
164
165 if (fan_no < 16) {
166 fan = DEVICE(&soc->mft[fan_no / 2]);
167 fan_input = fan_no % 2;
168 } else {
169 fan = DEVICE(&soc->mft[(fan_no - 16) / 2]);
170 fan_input = fan_no % 2 + 2;
171 }
172
173
174 fan_duty_gpio = qdev_get_gpio_in_named(fan, "duty", fan_input);
175 qdev_connect_gpio_out(DEVICE(splitter), output_no, fan_duty_gpio);
176}
177
178static void npcm750_evb_i2c_init(NPCM7xxState *soc)
179{
180
181 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 0), "tmp105", 0x48);
182
183 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 1), "tmp105", 0x48);
184
185 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 2), "tmp105", 0x48);
186
187 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 6), "tmp105", 0x48);
188}
189
190static void npcm750_evb_fan_init(NPCM7xxMachine *machine, NPCM7xxState *soc)
191{
192 SplitIRQ *splitter = machine->fan_splitter;
193 static const int fan_counts[] = {2, 2, 2, 2, 2, 2, 2, 2};
194
195 npcm7xx_init_pwm_splitter(machine, soc, fan_counts);
196 npcm7xx_connect_pwm_fan(soc, &splitter[0], 0x00, 0);
197 npcm7xx_connect_pwm_fan(soc, &splitter[0], 0x01, 1);
198 npcm7xx_connect_pwm_fan(soc, &splitter[1], 0x02, 0);
199 npcm7xx_connect_pwm_fan(soc, &splitter[1], 0x03, 1);
200 npcm7xx_connect_pwm_fan(soc, &splitter[2], 0x04, 0);
201 npcm7xx_connect_pwm_fan(soc, &splitter[2], 0x05, 1);
202 npcm7xx_connect_pwm_fan(soc, &splitter[3], 0x06, 0);
203 npcm7xx_connect_pwm_fan(soc, &splitter[3], 0x07, 1);
204 npcm7xx_connect_pwm_fan(soc, &splitter[4], 0x08, 0);
205 npcm7xx_connect_pwm_fan(soc, &splitter[4], 0x09, 1);
206 npcm7xx_connect_pwm_fan(soc, &splitter[5], 0x0a, 0);
207 npcm7xx_connect_pwm_fan(soc, &splitter[5], 0x0b, 1);
208 npcm7xx_connect_pwm_fan(soc, &splitter[6], 0x0c, 0);
209 npcm7xx_connect_pwm_fan(soc, &splitter[6], 0x0d, 1);
210 npcm7xx_connect_pwm_fan(soc, &splitter[7], 0x0e, 0);
211 npcm7xx_connect_pwm_fan(soc, &splitter[7], 0x0f, 1);
212}
213
214static void quanta_gsj_i2c_init(NPCM7xxState *soc)
215{
216
217 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 1), "tmp105", 0x5c);
218 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 2), "tmp105", 0x5c);
219 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 3), "tmp105", 0x5c);
220 i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 4), "tmp105", 0x5c);
221
222 at24c_eeprom_init(soc, 9, 0x55, 8192);
223 at24c_eeprom_init(soc, 10, 0x55, 8192);
224
225
226}
227
228static void quanta_gsj_fan_init(NPCM7xxMachine *machine, NPCM7xxState *soc)
229{
230 SplitIRQ *splitter = machine->fan_splitter;
231 static const int fan_counts[] = {2, 2, 2, 0, 0, 0, 0, 0};
232
233 npcm7xx_init_pwm_splitter(machine, soc, fan_counts);
234 npcm7xx_connect_pwm_fan(soc, &splitter[0], 0x00, 0);
235 npcm7xx_connect_pwm_fan(soc, &splitter[0], 0x01, 1);
236 npcm7xx_connect_pwm_fan(soc, &splitter[1], 0x02, 0);
237 npcm7xx_connect_pwm_fan(soc, &splitter[1], 0x03, 1);
238 npcm7xx_connect_pwm_fan(soc, &splitter[2], 0x04, 0);
239 npcm7xx_connect_pwm_fan(soc, &splitter[2], 0x05, 1);
240}
241
242static void npcm750_evb_init(MachineState *machine)
243{
244 NPCM7xxState *soc;
245
246 soc = npcm7xx_create_soc(machine, NPCM750_EVB_POWER_ON_STRAPS);
247 npcm7xx_connect_dram(soc, machine->ram);
248 qdev_realize(DEVICE(soc), NULL, &error_fatal);
249
250 npcm7xx_load_bootrom(machine, soc);
251 npcm7xx_connect_flash(&soc->fiu[0], 0, "w25q256", drive_get(IF_MTD, 0, 0));
252 npcm750_evb_i2c_init(soc);
253 npcm750_evb_fan_init(NPCM7XX_MACHINE(machine), soc);
254 npcm7xx_load_kernel(machine, soc);
255}
256
257static void quanta_gsj_init(MachineState *machine)
258{
259 NPCM7xxState *soc;
260
261 soc = npcm7xx_create_soc(machine, QUANTA_GSJ_POWER_ON_STRAPS);
262 npcm7xx_connect_dram(soc, machine->ram);
263 qdev_realize(DEVICE(soc), NULL, &error_fatal);
264
265 npcm7xx_load_bootrom(machine, soc);
266 npcm7xx_connect_flash(&soc->fiu[0], 0, "mx25l25635e",
267 drive_get(IF_MTD, 0, 0));
268 quanta_gsj_i2c_init(soc);
269 quanta_gsj_fan_init(NPCM7XX_MACHINE(machine), soc);
270 npcm7xx_load_kernel(machine, soc);
271}
272
273static void npcm7xx_set_soc_type(NPCM7xxMachineClass *nmc, const char *type)
274{
275 NPCM7xxClass *sc = NPCM7XX_CLASS(object_class_by_name(type));
276 MachineClass *mc = MACHINE_CLASS(nmc);
277
278 nmc->soc_type = type;
279 mc->default_cpus = mc->min_cpus = mc->max_cpus = sc->num_cpus;
280}
281
282static void npcm7xx_machine_class_init(ObjectClass *oc, void *data)
283{
284 MachineClass *mc = MACHINE_CLASS(oc);
285
286 mc->no_floppy = 1;
287 mc->no_cdrom = 1;
288 mc->no_parallel = 1;
289 mc->default_ram_id = "ram";
290 mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a9");
291}
292
293
294
295
296
297static void npcm750_evb_machine_class_init(ObjectClass *oc, void *data)
298{
299 NPCM7xxMachineClass *nmc = NPCM7XX_MACHINE_CLASS(oc);
300 MachineClass *mc = MACHINE_CLASS(oc);
301
302 npcm7xx_set_soc_type(nmc, TYPE_NPCM750);
303
304 mc->desc = "Nuvoton NPCM750 Evaluation Board (Cortex A9)";
305 mc->init = npcm750_evb_init;
306 mc->default_ram_size = 512 * MiB;
307};
308
309static void gsj_machine_class_init(ObjectClass *oc, void *data)
310{
311 NPCM7xxMachineClass *nmc = NPCM7XX_MACHINE_CLASS(oc);
312 MachineClass *mc = MACHINE_CLASS(oc);
313
314 npcm7xx_set_soc_type(nmc, TYPE_NPCM730);
315
316 mc->desc = "Quanta GSJ (Cortex A9)";
317 mc->init = quanta_gsj_init;
318 mc->default_ram_size = 512 * MiB;
319};
320
321static const TypeInfo npcm7xx_machine_types[] = {
322 {
323 .name = TYPE_NPCM7XX_MACHINE,
324 .parent = TYPE_MACHINE,
325 .instance_size = sizeof(NPCM7xxMachine),
326 .class_size = sizeof(NPCM7xxMachineClass),
327 .class_init = npcm7xx_machine_class_init,
328 .abstract = true,
329 }, {
330 .name = MACHINE_TYPE_NAME("npcm750-evb"),
331 .parent = TYPE_NPCM7XX_MACHINE,
332 .class_init = npcm750_evb_machine_class_init,
333 }, {
334 .name = MACHINE_TYPE_NAME("quanta-gsj"),
335 .parent = TYPE_NPCM7XX_MACHINE,
336 .class_init = gsj_machine_class_init,
337 },
338};
339
340DEFINE_TYPES(npcm7xx_machine_types)
341