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859a0c5b | 1 | /* |
aff3f0f1 | 2 | * Xilinx ZynqMP ZCU102 board |
859a0c5b PC |
3 | * |
4 | * Copyright (C) 2015 Xilinx Inc | |
5 | * Written by Peter Crosthwaite <peter.crosthwaite@xilinx.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
13 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | * for more details. | |
16 | */ | |
17 | ||
12b16722 | 18 | #include "qemu/osdep.h" |
da34e65c | 19 | #include "qapi/error.h" |
4771d756 | 20 | #include "cpu.h" |
859a0c5b PC |
21 | #include "hw/arm/xlnx-zynqmp.h" |
22 | #include "hw/boards.h" | |
23 | #include "qemu/error-report.h" | |
03dd024f | 24 | #include "qemu/log.h" |
b350ae13 | 25 | #include "sysemu/qtest.h" |
6f7b6947 | 26 | #include "sysemu/device_tree.h" |
db1015e9 | 27 | #include "qom/object.h" |
859a0c5b | 28 | |
db1015e9 | 29 | struct XlnxZCU102 { |
b70cf33f AF |
30 | MachineState parent_obj; |
31 | ||
859a0c5b | 32 | XlnxZynqMPState soc; |
b7436e94 AF |
33 | |
34 | bool secure; | |
1946809e | 35 | bool virt; |
4d1ac883 EI |
36 | |
37 | struct arm_boot_info binfo; | |
db1015e9 EH |
38 | }; |
39 | typedef struct XlnxZCU102 XlnxZCU102; | |
859a0c5b | 40 | |
b70cf33f | 41 | #define TYPE_ZCU102_MACHINE MACHINE_TYPE_NAME("xlnx-zcu102") |
8110fa1d EH |
42 | DECLARE_INSTANCE_CHECKER(XlnxZCU102, ZCU102_MACHINE, |
43 | TYPE_ZCU102_MACHINE) | |
b70cf33f | 44 | |
082587b7 | 45 | |
b7436e94 AF |
46 | static bool zcu102_get_secure(Object *obj, Error **errp) |
47 | { | |
48 | XlnxZCU102 *s = ZCU102_MACHINE(obj); | |
49 | ||
50 | return s->secure; | |
51 | } | |
52 | ||
53 | static void zcu102_set_secure(Object *obj, bool value, Error **errp) | |
54 | { | |
55 | XlnxZCU102 *s = ZCU102_MACHINE(obj); | |
56 | ||
57 | s->secure = value; | |
58 | } | |
59 | ||
1946809e AF |
60 | static bool zcu102_get_virt(Object *obj, Error **errp) |
61 | { | |
62 | XlnxZCU102 *s = ZCU102_MACHINE(obj); | |
63 | ||
64 | return s->virt; | |
65 | } | |
66 | ||
67 | static void zcu102_set_virt(Object *obj, bool value, Error **errp) | |
68 | { | |
69 | XlnxZCU102 *s = ZCU102_MACHINE(obj); | |
70 | ||
71 | s->virt = value; | |
72 | } | |
73 | ||
6f7b6947 EI |
74 | static void zcu102_modify_dtb(const struct arm_boot_info *binfo, void *fdt) |
75 | { | |
76 | XlnxZCU102 *s = container_of(binfo, XlnxZCU102, binfo); | |
77 | bool method_is_hvc; | |
78 | char **node_path; | |
79 | const char *r; | |
80 | int prop_len; | |
81 | int i; | |
82 | ||
83 | /* If EL3 is enabled, we keep all firmware nodes active. */ | |
84 | if (!s->secure) { | |
85 | node_path = qemu_fdt_node_path(fdt, NULL, "xlnx,zynqmp-firmware", | |
86 | &error_fatal); | |
87 | ||
88 | for (i = 0; node_path && node_path[i]; i++) { | |
89 | r = qemu_fdt_getprop(fdt, node_path[i], "method", &prop_len, NULL); | |
90 | method_is_hvc = r && !strcmp("hvc", r); | |
91 | ||
92 | /* Allow HVC based firmware if EL2 is enabled. */ | |
93 | if (method_is_hvc && s->virt) { | |
94 | continue; | |
95 | } | |
96 | qemu_fdt_setprop_string(fdt, node_path[i], "status", "disabled"); | |
97 | } | |
98 | g_strfreev(node_path); | |
99 | } | |
100 | } | |
101 | ||
da969774 | 102 | static void xlnx_zcu102_init(MachineState *machine) |
859a0c5b | 103 | { |
da969774 | 104 | XlnxZCU102 *s = ZCU102_MACHINE(machine); |
a4b26335 | 105 | int i; |
dc3b89ef AF |
106 | uint64_t ram_size = machine->ram_size; |
107 | ||
108 | /* Create the memory region to pass to the SoC */ | |
109 | if (ram_size > XLNX_ZYNQMP_MAX_RAM_SIZE) { | |
110 | error_report("ERROR: RAM size 0x%" PRIx64 " above max supported of " | |
111 | "0x%llx", ram_size, | |
112 | XLNX_ZYNQMP_MAX_RAM_SIZE); | |
113 | exit(1); | |
114 | } | |
115 | ||
116 | if (ram_size < 0x08000000) { | |
aff3f0f1 | 117 | qemu_log("WARNING: RAM size 0x%" PRIx64 " is small for ZCU102", |
dc3b89ef AF |
118 | ram_size); |
119 | } | |
120 | ||
9fc7fc4d | 121 | object_initialize_child(OBJECT(machine), "soc", &s->soc, TYPE_XLNX_ZYNQMP); |
859a0c5b | 122 | |
5325cc34 MA |
123 | object_property_set_link(OBJECT(&s->soc), "ddr-ram", OBJECT(machine->ram), |
124 | &error_abort); | |
125 | object_property_set_bool(OBJECT(&s->soc), "secure", s->secure, | |
b7436e94 | 126 | &error_fatal); |
5325cc34 | 127 | object_property_set_bool(OBJECT(&s->soc), "virtualization", s->virt, |
1946809e | 128 | &error_fatal); |
dc3b89ef | 129 | |
ce189ab2 | 130 | qdev_realize(DEVICE(&s->soc), NULL, &error_fatal); |
b79b9d28 | 131 | |
eb4f566b PM |
132 | /* Create and plug in the SD cards */ |
133 | for (i = 0; i < XLNX_ZYNQMP_NUM_SDHCI; i++) { | |
134 | BusState *bus; | |
135 | DriveInfo *di = drive_get_next(IF_SD); | |
136 | BlockBackend *blk = di ? blk_by_legacy_dinfo(di) : NULL; | |
137 | DeviceState *carddev; | |
138 | char *bus_name; | |
139 | ||
140 | bus_name = g_strdup_printf("sd-bus%d", i); | |
141 | bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name); | |
142 | g_free(bus_name); | |
143 | if (!bus) { | |
144 | error_report("No SD bus found for SD card %d", i); | |
145 | exit(1); | |
146 | } | |
3e80f690 | 147 | carddev = qdev_new(TYPE_SD_CARD); |
934df912 | 148 | qdev_prop_set_drive_err(carddev, "drive", blk, &error_fatal); |
3e80f690 | 149 | qdev_realize_and_unref(carddev, bus, &error_fatal); |
eb4f566b PM |
150 | } |
151 | ||
a4b26335 | 152 | for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) { |
57d479c9 | 153 | BusState *spi_bus; |
a4b26335 AF |
154 | DeviceState *flash_dev; |
155 | qemu_irq cs_line; | |
73bce518 | 156 | DriveInfo *dinfo = drive_get_next(IF_MTD); |
a4b26335 AF |
157 | gchar *bus_name = g_strdup_printf("spi%d", i); |
158 | ||
57d479c9 | 159 | spi_bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name); |
a4b26335 AF |
160 | g_free(bus_name); |
161 | ||
57d479c9 | 162 | flash_dev = qdev_new("sst25wf080"); |
73bce518 | 163 | if (dinfo) { |
934df912 MA |
164 | qdev_prop_set_drive_err(flash_dev, "drive", |
165 | blk_by_legacy_dinfo(dinfo), &error_fatal); | |
73bce518 | 166 | } |
57d479c9 | 167 | qdev_realize_and_unref(flash_dev, spi_bus, &error_fatal); |
73bce518 | 168 | |
a4b26335 AF |
169 | cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0); |
170 | ||
171 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line); | |
172 | } | |
173 | ||
babc1f30 | 174 | for (i = 0; i < XLNX_ZYNQMP_NUM_QSPI_FLASH; i++) { |
57d479c9 | 175 | BusState *spi_bus; |
babc1f30 FI |
176 | DeviceState *flash_dev; |
177 | qemu_irq cs_line; | |
178 | DriveInfo *dinfo = drive_get_next(IF_MTD); | |
179 | int bus = i / XLNX_ZYNQMP_NUM_QSPI_BUS_CS; | |
180 | gchar *bus_name = g_strdup_printf("qspi%d", bus); | |
181 | ||
57d479c9 | 182 | spi_bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name); |
babc1f30 FI |
183 | g_free(bus_name); |
184 | ||
57d479c9 | 185 | flash_dev = qdev_new("n25q512a11"); |
babc1f30 | 186 | if (dinfo) { |
934df912 MA |
187 | qdev_prop_set_drive_err(flash_dev, "drive", |
188 | blk_by_legacy_dinfo(dinfo), &error_fatal); | |
babc1f30 | 189 | } |
57d479c9 | 190 | qdev_realize_and_unref(flash_dev, spi_bus, &error_fatal); |
babc1f30 FI |
191 | |
192 | cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0); | |
193 | ||
194 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.qspi), i + 1, cs_line); | |
195 | } | |
196 | ||
e0319b03 MA |
197 | /* TODO create and connect IDE devices for ide_drive_get() */ |
198 | ||
4d1ac883 EI |
199 | s->binfo.ram_size = ram_size; |
200 | s->binfo.loader_start = 0; | |
6f7b6947 | 201 | s->binfo.modify_dtb = zcu102_modify_dtb; |
4d1ac883 | 202 | arm_load_kernel(s->soc.boot_cpu_ptr, machine, &s->binfo); |
859a0c5b PC |
203 | } |
204 | ||
b70cf33f AF |
205 | static void xlnx_zcu102_machine_instance_init(Object *obj) |
206 | { | |
b7436e94 AF |
207 | XlnxZCU102 *s = ZCU102_MACHINE(obj); |
208 | ||
209 | /* Default to secure mode being disabled */ | |
210 | s->secure = false; | |
211 | object_property_add_bool(obj, "secure", zcu102_get_secure, | |
d2623129 | 212 | zcu102_set_secure); |
b7436e94 AF |
213 | object_property_set_description(obj, "secure", |
214 | "Set on/off to enable/disable the ARM " | |
7eecec7d | 215 | "Security Extensions (TrustZone)"); |
1946809e AF |
216 | |
217 | /* Default to virt (EL2) being disabled */ | |
218 | s->virt = false; | |
219 | object_property_add_bool(obj, "virtualization", zcu102_get_virt, | |
d2623129 | 220 | zcu102_set_virt); |
1946809e AF |
221 | object_property_set_description(obj, "virtualization", |
222 | "Set on/off to enable/disable emulating a " | |
223 | "guest CPU which implements the ARM " | |
7eecec7d | 224 | "Virtualization Extensions"); |
b70cf33f AF |
225 | } |
226 | ||
227 | static void xlnx_zcu102_machine_class_init(ObjectClass *oc, void *data) | |
228 | { | |
229 | MachineClass *mc = MACHINE_CLASS(oc); | |
230 | ||
eb24d4d3 | 231 | mc->desc = "Xilinx ZynqMP ZCU102 board with 4xA53s and 2xR5Fs based on " \ |
6908ec44 | 232 | "the value of smp"; |
aff3f0f1 | 233 | mc->init = xlnx_zcu102_init; |
e0319b03 MA |
234 | mc->block_default_type = IF_IDE; |
235 | mc->units_per_default_bus = 1; | |
4672cbd7 | 236 | mc->ignore_memory_transaction_failures = true; |
0f2bf05c | 237 | mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS; |
72649619 | 238 | mc->default_cpus = XLNX_ZYNQMP_NUM_APU_CPUS; |
87c8047f | 239 | mc->default_ram_id = "ddr-ram"; |
0c18c6c6 AF |
240 | } |
241 | ||
b70cf33f | 242 | static const TypeInfo xlnx_zcu102_machine_init_typeinfo = { |
0b43132f | 243 | .name = TYPE_ZCU102_MACHINE, |
b70cf33f AF |
244 | .parent = TYPE_MACHINE, |
245 | .class_init = xlnx_zcu102_machine_class_init, | |
246 | .instance_init = xlnx_zcu102_machine_instance_init, | |
247 | .instance_size = sizeof(XlnxZCU102), | |
248 | }; | |
249 | ||
250 | static void xlnx_zcu102_machine_init_register_types(void) | |
251 | { | |
252 | type_register_static(&xlnx_zcu102_machine_init_typeinfo); | |
253 | } | |
254 | ||
255 | type_init(xlnx_zcu102_machine_init_register_types) |