Merge tag 'qemu-macppc-20230206' of https://github.com/mcayland/qemu into staging
[qemu.git] / hw / arm / highbank.c
blobf12aacea6b8629008eb35c5bb3e46c07e1c4173e
1 /*
2 * Calxeda Highbank SoC emulation
4 * Copyright (c) 2010-2012 Calxeda
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2 or later, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * more details.
15 * You should have received a copy of the GNU General Public License along with
16 * this program. If not, see <http://www.gnu.org/licenses/>.
20 #include "qemu/osdep.h"
21 #include "qemu/datadir.h"
22 #include "qapi/error.h"
23 #include "hw/sysbus.h"
24 #include "migration/vmstate.h"
25 #include "hw/arm/boot.h"
26 #include "hw/loader.h"
27 #include "net/net.h"
28 #include "sysemu/runstate.h"
29 #include "sysemu/sysemu.h"
30 #include "hw/boards.h"
31 #include "qemu/error-report.h"
32 #include "hw/char/pl011.h"
33 #include "hw/ide/ahci.h"
34 #include "hw/cpu/a9mpcore.h"
35 #include "hw/cpu/a15mpcore.h"
36 #include "qemu/log.h"
37 #include "qom/object.h"
38 #include "cpu.h"
40 #define SMP_BOOT_ADDR 0x100
41 #define SMP_BOOT_REG 0x40
42 #define MPCORE_PERIPHBASE 0xfff10000
44 #define MVBAR_ADDR 0x200
45 #define BOARD_SETUP_ADDR (MVBAR_ADDR + 8 * sizeof(uint32_t))
47 #define NIRQ_GIC 160
49 /* Board init. */
51 #define NUM_REGS 0x200
52 static void hb_regs_write(void *opaque, hwaddr offset,
53 uint64_t value, unsigned size)
55 uint32_t *regs = opaque;
57 if (offset == 0xf00) {
58 if (value == 1 || value == 2) {
59 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
60 } else if (value == 3) {
61 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
65 if (offset / 4 >= NUM_REGS) {
66 qemu_log_mask(LOG_GUEST_ERROR,
67 "highbank: bad write offset 0x%" HWADDR_PRIx "\n", offset);
68 return;
70 regs[offset / 4] = value;
73 static uint64_t hb_regs_read(void *opaque, hwaddr offset,
74 unsigned size)
76 uint32_t value;
77 uint32_t *regs = opaque;
79 if (offset / 4 >= NUM_REGS) {
80 qemu_log_mask(LOG_GUEST_ERROR,
81 "highbank: bad read offset 0x%" HWADDR_PRIx "\n", offset);
82 return 0;
84 value = regs[offset / 4];
86 if ((offset == 0x100) || (offset == 0x108) || (offset == 0x10C)) {
87 value |= 0x30000000;
90 return value;
93 static const MemoryRegionOps hb_mem_ops = {
94 .read = hb_regs_read,
95 .write = hb_regs_write,
96 .endianness = DEVICE_NATIVE_ENDIAN,
99 #define TYPE_HIGHBANK_REGISTERS "highbank-regs"
100 OBJECT_DECLARE_SIMPLE_TYPE(HighbankRegsState, HIGHBANK_REGISTERS)
102 struct HighbankRegsState {
103 /*< private >*/
104 SysBusDevice parent_obj;
105 /*< public >*/
107 MemoryRegion iomem;
108 uint32_t regs[NUM_REGS];
111 static const VMStateDescription vmstate_highbank_regs = {
112 .name = "highbank-regs",
113 .version_id = 0,
114 .minimum_version_id = 0,
115 .fields = (VMStateField[]) {
116 VMSTATE_UINT32_ARRAY(regs, HighbankRegsState, NUM_REGS),
117 VMSTATE_END_OF_LIST(),
121 static void highbank_regs_reset(DeviceState *dev)
123 HighbankRegsState *s = HIGHBANK_REGISTERS(dev);
125 s->regs[0x40] = 0x05F20121;
126 s->regs[0x41] = 0x2;
127 s->regs[0x42] = 0x05F30121;
128 s->regs[0x43] = 0x05F40121;
131 static void highbank_regs_init(Object *obj)
133 HighbankRegsState *s = HIGHBANK_REGISTERS(obj);
134 SysBusDevice *dev = SYS_BUS_DEVICE(obj);
136 memory_region_init_io(&s->iomem, obj, &hb_mem_ops, s->regs,
137 "highbank_regs", 0x1000);
138 sysbus_init_mmio(dev, &s->iomem);
141 static void highbank_regs_class_init(ObjectClass *klass, void *data)
143 DeviceClass *dc = DEVICE_CLASS(klass);
145 dc->desc = "Calxeda Highbank registers";
146 dc->vmsd = &vmstate_highbank_regs;
147 dc->reset = highbank_regs_reset;
150 static const TypeInfo highbank_regs_info = {
151 .name = TYPE_HIGHBANK_REGISTERS,
152 .parent = TYPE_SYS_BUS_DEVICE,
153 .instance_size = sizeof(HighbankRegsState),
154 .instance_init = highbank_regs_init,
155 .class_init = highbank_regs_class_init,
158 static void highbank_regs_register_types(void)
160 type_register_static(&highbank_regs_info);
163 type_init(highbank_regs_register_types)
165 static struct arm_boot_info highbank_binfo;
167 enum cxmachines {
168 CALXEDA_HIGHBANK,
169 CALXEDA_MIDWAY,
172 /* ram_size must be set to match the upper bound of memory in the
173 * device tree (linux/arch/arm/boot/dts/highbank.dts), which is
174 * normally 0xff900000 or -m 4089. When running this board on a
175 * 32-bit host, set the reg value of memory to 0xf7ff00000 in the
176 * device tree and pass -m 2047 to QEMU.
178 static void calxeda_init(MachineState *machine, enum cxmachines machine_id)
180 DeviceState *dev = NULL;
181 SysBusDevice *busdev;
182 qemu_irq pic[128];
183 int n;
184 unsigned int smp_cpus = machine->smp.cpus;
185 qemu_irq cpu_irq[4];
186 qemu_irq cpu_fiq[4];
187 qemu_irq cpu_virq[4];
188 qemu_irq cpu_vfiq[4];
189 MemoryRegion *sysram;
190 MemoryRegion *sysmem;
191 char *sysboot_filename;
193 switch (machine_id) {
194 case CALXEDA_HIGHBANK:
195 machine->cpu_type = ARM_CPU_TYPE_NAME("cortex-a9");
196 break;
197 case CALXEDA_MIDWAY:
198 machine->cpu_type = ARM_CPU_TYPE_NAME("cortex-a15");
199 break;
200 default:
201 assert(0);
204 for (n = 0; n < smp_cpus; n++) {
205 Object *cpuobj;
206 ARMCPU *cpu;
208 cpuobj = object_new(machine->cpu_type);
209 cpu = ARM_CPU(cpuobj);
211 object_property_set_int(cpuobj, "psci-conduit", QEMU_PSCI_CONDUIT_SMC,
212 &error_abort);
214 if (object_property_find(cpuobj, "reset-cbar")) {
215 object_property_set_int(cpuobj, "reset-cbar", MPCORE_PERIPHBASE,
216 &error_abort);
218 qdev_realize(DEVICE(cpuobj), NULL, &error_fatal);
219 cpu_irq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ);
220 cpu_fiq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ);
221 cpu_virq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_VIRQ);
222 cpu_vfiq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_VFIQ);
225 sysmem = get_system_memory();
226 /* SDRAM at address zero. */
227 memory_region_add_subregion(sysmem, 0, machine->ram);
229 sysram = g_new(MemoryRegion, 1);
230 memory_region_init_ram(sysram, NULL, "highbank.sysram", 0x8000,
231 &error_fatal);
232 memory_region_add_subregion(sysmem, 0xfff88000, sysram);
233 if (machine->firmware != NULL) {
234 sysboot_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, machine->firmware);
235 if (sysboot_filename != NULL) {
236 if (load_image_targphys(sysboot_filename, 0xfff88000, 0x8000) < 0) {
237 error_report("Unable to load %s", machine->firmware);
238 exit(1);
240 g_free(sysboot_filename);
241 } else {
242 error_report("Unable to find %s", machine->firmware);
243 exit(1);
247 switch (machine_id) {
248 case CALXEDA_HIGHBANK:
249 dev = qdev_new("l2x0");
250 busdev = SYS_BUS_DEVICE(dev);
251 sysbus_realize_and_unref(busdev, &error_fatal);
252 sysbus_mmio_map(busdev, 0, 0xfff12000);
254 dev = qdev_new(TYPE_A9MPCORE_PRIV);
255 break;
256 case CALXEDA_MIDWAY:
257 dev = qdev_new(TYPE_A15MPCORE_PRIV);
258 break;
260 qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
261 qdev_prop_set_uint32(dev, "num-irq", NIRQ_GIC);
262 busdev = SYS_BUS_DEVICE(dev);
263 sysbus_realize_and_unref(busdev, &error_fatal);
264 sysbus_mmio_map(busdev, 0, MPCORE_PERIPHBASE);
265 for (n = 0; n < smp_cpus; n++) {
266 sysbus_connect_irq(busdev, n, cpu_irq[n]);
267 sysbus_connect_irq(busdev, n + smp_cpus, cpu_fiq[n]);
268 sysbus_connect_irq(busdev, n + 2 * smp_cpus, cpu_virq[n]);
269 sysbus_connect_irq(busdev, n + 3 * smp_cpus, cpu_vfiq[n]);
272 for (n = 0; n < 128; n++) {
273 pic[n] = qdev_get_gpio_in(dev, n);
276 dev = qdev_new("sp804");
277 qdev_prop_set_uint32(dev, "freq0", 150000000);
278 qdev_prop_set_uint32(dev, "freq1", 150000000);
279 busdev = SYS_BUS_DEVICE(dev);
280 sysbus_realize_and_unref(busdev, &error_fatal);
281 sysbus_mmio_map(busdev, 0, 0xfff34000);
282 sysbus_connect_irq(busdev, 0, pic[18]);
283 pl011_create(0xfff36000, pic[20], serial_hd(0));
285 dev = qdev_new(TYPE_HIGHBANK_REGISTERS);
286 busdev = SYS_BUS_DEVICE(dev);
287 sysbus_realize_and_unref(busdev, &error_fatal);
288 sysbus_mmio_map(busdev, 0, 0xfff3c000);
290 sysbus_create_simple("pl061", 0xfff30000, pic[14]);
291 sysbus_create_simple("pl061", 0xfff31000, pic[15]);
292 sysbus_create_simple("pl061", 0xfff32000, pic[16]);
293 sysbus_create_simple("pl061", 0xfff33000, pic[17]);
294 sysbus_create_simple("pl031", 0xfff35000, pic[19]);
295 sysbus_create_simple("pl022", 0xfff39000, pic[23]);
297 sysbus_create_simple(TYPE_SYSBUS_AHCI, 0xffe08000, pic[83]);
299 if (nd_table[0].used) {
300 qemu_check_nic_model(&nd_table[0], "xgmac");
301 dev = qdev_new("xgmac");
302 qdev_set_nic_properties(dev, &nd_table[0]);
303 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
304 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xfff50000);
305 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[77]);
306 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, pic[78]);
307 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, pic[79]);
309 qemu_check_nic_model(&nd_table[1], "xgmac");
310 dev = qdev_new("xgmac");
311 qdev_set_nic_properties(dev, &nd_table[1]);
312 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
313 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xfff51000);
314 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[80]);
315 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, pic[81]);
316 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, pic[82]);
319 /* TODO create and connect IDE devices for ide_drive_get() */
321 highbank_binfo.ram_size = machine->ram_size;
322 /* highbank requires a dtb in order to boot, and the dtb will override
323 * the board ID. The following value is ignored, so set it to -1 to be
324 * clear that the value is meaningless.
326 highbank_binfo.board_id = -1;
327 highbank_binfo.loader_start = 0;
328 highbank_binfo.board_setup_addr = BOARD_SETUP_ADDR;
329 highbank_binfo.psci_conduit = QEMU_PSCI_CONDUIT_SMC;
331 arm_load_kernel(ARM_CPU(first_cpu), machine, &highbank_binfo);
334 static void highbank_init(MachineState *machine)
336 calxeda_init(machine, CALXEDA_HIGHBANK);
339 static void midway_init(MachineState *machine)
341 calxeda_init(machine, CALXEDA_MIDWAY);
344 static void highbank_class_init(ObjectClass *oc, void *data)
346 MachineClass *mc = MACHINE_CLASS(oc);
348 mc->desc = "Calxeda Highbank (ECX-1000)";
349 mc->init = highbank_init;
350 mc->block_default_type = IF_IDE;
351 mc->units_per_default_bus = 1;
352 mc->max_cpus = 4;
353 mc->ignore_memory_transaction_failures = true;
354 mc->default_ram_id = "highbank.dram";
357 static const TypeInfo highbank_type = {
358 .name = MACHINE_TYPE_NAME("highbank"),
359 .parent = TYPE_MACHINE,
360 .class_init = highbank_class_init,
363 static void midway_class_init(ObjectClass *oc, void *data)
365 MachineClass *mc = MACHINE_CLASS(oc);
367 mc->desc = "Calxeda Midway (ECX-2000)";
368 mc->init = midway_init;
369 mc->block_default_type = IF_IDE;
370 mc->units_per_default_bus = 1;
371 mc->max_cpus = 4;
372 mc->ignore_memory_transaction_failures = true;
373 mc->default_ram_id = "highbank.dram";
376 static const TypeInfo midway_type = {
377 .name = MACHINE_TYPE_NAME("midway"),
378 .parent = TYPE_MACHINE,
379 .class_init = midway_class_init,
382 static void calxeda_machines_init(void)
384 type_register_static(&highbank_type);
385 type_register_static(&midway_type);
388 type_init(calxeda_machines_init)