1 /* 2 * Xilinx ZynqMP ZCU102 board 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 18 #include "qemu/osdep.h" 19 #include "qapi/error.h" 20 #include "qemu-common.h" 21 #include "cpu.h" 22 #include "hw/arm/xlnx-zynqmp.h" 23 #include "hw/boards.h" 24 #include "qemu/error-report.h" 25 #include "qemu/log.h" 26 #include "sysemu/qtest.h" 27 28 typedef struct XlnxZCU102 { 29 MachineState parent_obj; 30 31 XlnxZynqMPState soc; 32 MemoryRegion ddr_ram; 33 34 bool secure; 35 bool virt; 36 } XlnxZCU102; 37 38 #define TYPE_ZCU102_MACHINE MACHINE_TYPE_NAME("xlnx-zcu102") 39 #define ZCU102_MACHINE(obj) \ 40 OBJECT_CHECK(XlnxZCU102, (obj), TYPE_ZCU102_MACHINE) 41 42 static struct arm_boot_info xlnx_zcu102_binfo; 43 44 static bool zcu102_get_secure(Object *obj, Error **errp) 45 { 46 XlnxZCU102 *s = ZCU102_MACHINE(obj); 47 48 return s->secure; 49 } 50 51 static void zcu102_set_secure(Object *obj, bool value, Error **errp) 52 { 53 XlnxZCU102 *s = ZCU102_MACHINE(obj); 54 55 s->secure = value; 56 } 57 58 static bool zcu102_get_virt(Object *obj, Error **errp) 59 { 60 XlnxZCU102 *s = ZCU102_MACHINE(obj); 61 62 return s->virt; 63 } 64 65 static void zcu102_set_virt(Object *obj, bool value, Error **errp) 66 { 67 XlnxZCU102 *s = ZCU102_MACHINE(obj); 68 69 s->virt = value; 70 } 71 72 static void xlnx_zcu102_init(MachineState *machine) 73 { 74 XlnxZCU102 *s = ZCU102_MACHINE(machine); 75 int i; 76 uint64_t ram_size = machine->ram_size; 77 78 /* Create the memory region to pass to the SoC */ 79 if (ram_size > XLNX_ZYNQMP_MAX_RAM_SIZE) { 80 error_report("ERROR: RAM size 0x%" PRIx64 " above max supported of " 81 "0x%llx", ram_size, 82 XLNX_ZYNQMP_MAX_RAM_SIZE); 83 exit(1); 84 } 85 86 if (ram_size < 0x08000000) { 87 qemu_log("WARNING: RAM size 0x%" PRIx64 " is small for ZCU102", 88 ram_size); 89 } 90 91 memory_region_allocate_system_memory(&s->ddr_ram, NULL, "ddr-ram", 92 ram_size); 93 94 object_initialize(&s->soc, sizeof(s->soc), TYPE_XLNX_ZYNQMP); 95 object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc), 96 &error_abort); 97 98 object_property_set_link(OBJECT(&s->soc), OBJECT(&s->ddr_ram), 99 "ddr-ram", &error_abort); 100 object_property_set_bool(OBJECT(&s->soc), s->secure, "secure", 101 &error_fatal); 102 object_property_set_bool(OBJECT(&s->soc), s->virt, "virtualization", 103 &error_fatal); 104 105 object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal); 106 107 /* Create and plug in the SD cards */ 108 for (i = 0; i < XLNX_ZYNQMP_NUM_SDHCI; i++) { 109 BusState *bus; 110 DriveInfo *di = drive_get_next(IF_SD); 111 BlockBackend *blk = di ? blk_by_legacy_dinfo(di) : NULL; 112 DeviceState *carddev; 113 char *bus_name; 114 115 bus_name = g_strdup_printf("sd-bus%d", i); 116 bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name); 117 g_free(bus_name); 118 if (!bus) { 119 error_report("No SD bus found for SD card %d", i); 120 exit(1); 121 } 122 carddev = qdev_create(bus, TYPE_SD_CARD); 123 qdev_prop_set_drive(carddev, "drive", blk, &error_fatal); 124 object_property_set_bool(OBJECT(carddev), true, "realized", 125 &error_fatal); 126 } 127 128 for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) { 129 SSIBus *spi_bus; 130 DeviceState *flash_dev; 131 qemu_irq cs_line; 132 DriveInfo *dinfo = drive_get_next(IF_MTD); 133 gchar *bus_name = g_strdup_printf("spi%d", i); 134 135 spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name); 136 g_free(bus_name); 137 138 flash_dev = ssi_create_slave_no_init(spi_bus, "sst25wf080"); 139 if (dinfo) { 140 qdev_prop_set_drive(flash_dev, "drive", blk_by_legacy_dinfo(dinfo), 141 &error_fatal); 142 } 143 qdev_init_nofail(flash_dev); 144 145 cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0); 146 147 sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line); 148 } 149 150 for (i = 0; i < XLNX_ZYNQMP_NUM_QSPI_FLASH; i++) { 151 SSIBus *spi_bus; 152 DeviceState *flash_dev; 153 qemu_irq cs_line; 154 DriveInfo *dinfo = drive_get_next(IF_MTD); 155 int bus = i / XLNX_ZYNQMP_NUM_QSPI_BUS_CS; 156 gchar *bus_name = g_strdup_printf("qspi%d", bus); 157 158 spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name); 159 g_free(bus_name); 160 161 flash_dev = ssi_create_slave_no_init(spi_bus, "n25q512a11"); 162 if (dinfo) { 163 qdev_prop_set_drive(flash_dev, "drive", blk_by_legacy_dinfo(dinfo), 164 &error_fatal); 165 } 166 qdev_init_nofail(flash_dev); 167 168 cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0); 169 170 sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.qspi), i + 1, cs_line); 171 } 172 173 /* TODO create and connect IDE devices for ide_drive_get() */ 174 175 xlnx_zcu102_binfo.ram_size = ram_size; 176 xlnx_zcu102_binfo.kernel_filename = machine->kernel_filename; 177 xlnx_zcu102_binfo.kernel_cmdline = machine->kernel_cmdline; 178 xlnx_zcu102_binfo.initrd_filename = machine->initrd_filename; 179 xlnx_zcu102_binfo.loader_start = 0; 180 arm_load_kernel(s->soc.boot_cpu_ptr, &xlnx_zcu102_binfo); 181 } 182 183 static void xlnx_zcu102_machine_instance_init(Object *obj) 184 { 185 XlnxZCU102 *s = ZCU102_MACHINE(obj); 186 187 /* Default to secure mode being disabled */ 188 s->secure = false; 189 object_property_add_bool(obj, "secure", zcu102_get_secure, 190 zcu102_set_secure, NULL); 191 object_property_set_description(obj, "secure", 192 "Set on/off to enable/disable the ARM " 193 "Security Extensions (TrustZone)", 194 NULL); 195 196 /* Default to virt (EL2) being disabled */ 197 s->virt = false; 198 object_property_add_bool(obj, "virtualization", zcu102_get_virt, 199 zcu102_set_virt, NULL); 200 object_property_set_description(obj, "virtualization", 201 "Set on/off to enable/disable emulating a " 202 "guest CPU which implements the ARM " 203 "Virtualization Extensions", 204 NULL); 205 } 206 207 static void xlnx_zcu102_machine_class_init(ObjectClass *oc, void *data) 208 { 209 MachineClass *mc = MACHINE_CLASS(oc); 210 211 mc->desc = "Xilinx ZynqMP ZCU102 board with 4xA53s and 2xR5Fs based on " \ 212 "the value of smp"; 213 mc->init = xlnx_zcu102_init; 214 mc->block_default_type = IF_IDE; 215 mc->units_per_default_bus = 1; 216 mc->ignore_memory_transaction_failures = true; 217 mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS; 218 mc->default_cpus = XLNX_ZYNQMP_NUM_APU_CPUS; 219 } 220 221 static const TypeInfo xlnx_zcu102_machine_init_typeinfo = { 222 .name = MACHINE_TYPE_NAME("xlnx-zcu102"), 223 .parent = TYPE_MACHINE, 224 .class_init = xlnx_zcu102_machine_class_init, 225 .instance_init = xlnx_zcu102_machine_instance_init, 226 .instance_size = sizeof(XlnxZCU102), 227 }; 228 229 static void xlnx_zcu102_machine_init_register_types(void) 230 { 231 type_register_static(&xlnx_zcu102_machine_init_typeinfo); 232 } 233 234 type_init(xlnx_zcu102_machine_init_register_types) 235