2 * Xilinx ZynqMP EP108 board
4 * Copyright (C) 2015 Xilinx Inc
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.
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
18 #include "qemu/osdep.h"
19 #include "hw/arm/xlnx-zynqmp.h"
20 #include "hw/boards.h"
21 #include "qemu/error-report.h"
22 #include "exec/address-spaces.h"
24 typedef struct XlnxEP108 {
29 static struct arm_boot_info xlnx_ep108_binfo;
31 static void xlnx_ep108_init(MachineState *machine)
33 XlnxEP108 *s = g_new0(XlnxEP108, 1);
35 uint64_t ram_size = machine->ram_size;
37 /* Create the memory region to pass to the SoC */
38 if (ram_size > XLNX_ZYNQMP_MAX_RAM_SIZE) {
39 error_report("ERROR: RAM size 0x%" PRIx64 " above max supported of "
41 XLNX_ZYNQMP_MAX_RAM_SIZE);
45 if (ram_size < 0x08000000) {
46 qemu_log("WARNING: RAM size 0x%" PRIx64 " is small for EP108",
50 memory_region_allocate_system_memory(&s->ddr_ram, NULL, "ddr-ram",
53 object_initialize(&s->soc, sizeof(s->soc), TYPE_XLNX_ZYNQMP);
54 object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc),
57 object_property_set_link(OBJECT(&s->soc), OBJECT(&s->ddr_ram),
58 "ddr-ram", &error_abort);
60 object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal);
62 /* Create and plug in the SD cards */
63 for (i = 0; i < XLNX_ZYNQMP_NUM_SDHCI; i++) {
65 DriveInfo *di = drive_get_next(IF_SD);
66 BlockBackend *blk = di ? blk_by_legacy_dinfo(di) : NULL;
70 bus_name = g_strdup_printf("sd-bus%d", i);
71 bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name);
74 error_report("No SD bus found for SD card %d", i);
77 carddev = qdev_create(bus, TYPE_SD_CARD);
78 qdev_prop_set_drive(carddev, "drive", blk, &error_fatal);
79 object_property_set_bool(OBJECT(carddev), true, "realized",
83 for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) {
85 DeviceState *flash_dev;
87 gchar *bus_name = g_strdup_printf("spi%d", i);
89 spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name);
92 flash_dev = ssi_create_slave(spi_bus, "sst25wf080");
93 cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0);
95 sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line);
98 xlnx_ep108_binfo.ram_size = ram_size;
99 xlnx_ep108_binfo.kernel_filename = machine->kernel_filename;
100 xlnx_ep108_binfo.kernel_cmdline = machine->kernel_cmdline;
101 xlnx_ep108_binfo.initrd_filename = machine->initrd_filename;
102 xlnx_ep108_binfo.loader_start = 0;
103 arm_load_kernel(s->soc.boot_cpu_ptr, &xlnx_ep108_binfo);
106 static void xlnx_ep108_machine_init(MachineClass *mc)
108 mc->desc = "Xilinx ZynqMP EP108 board";
109 mc->init = xlnx_ep108_init;
112 DEFINE_MACHINE("xlnx-ep108", xlnx_ep108_machine_init)