2 * Xilinx ZynqMP EP108 board
4 * Copyright (C) 2015 Xilinx Inc
5 * Written by Peter Crosthwaite <peter.crosthwaite@xilinx.com>
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);
36 uint64_t ram_size
= machine
->ram_size
;
38 /* Create the memory region to pass to the SoC */
39 if (ram_size
> XLNX_ZYNQMP_MAX_RAM_SIZE
) {
40 error_report("ERROR: RAM size 0x%" PRIx64
" above max supported of "
42 XLNX_ZYNQMP_MAX_RAM_SIZE
);
46 if (ram_size
< 0x08000000) {
47 qemu_log("WARNING: RAM size 0x%" PRIx64
" is small for EP108",
51 memory_region_allocate_system_memory(&s
->ddr_ram
, NULL
, "ddr-ram",
54 object_initialize(&s
->soc
, sizeof(s
->soc
), TYPE_XLNX_ZYNQMP
);
55 object_property_add_child(OBJECT(machine
), "soc", OBJECT(&s
->soc
),
58 object_property_set_link(OBJECT(&s
->soc
), OBJECT(&s
->ddr_ram
),
59 "ddr-ram", &error_abort
);
61 object_property_set_bool(OBJECT(&s
->soc
), true, "realized", &err
);
63 error_report_err(err
);
67 for (i
= 0; i
< XLNX_ZYNQMP_NUM_SPIS
; i
++) {
69 DeviceState
*flash_dev
;
71 gchar
*bus_name
= g_strdup_printf("spi%d", i
);
73 spi_bus
= (SSIBus
*)qdev_get_child_bus(DEVICE(&s
->soc
), bus_name
);
76 flash_dev
= ssi_create_slave(spi_bus
, "sst25wf080");
77 cs_line
= qdev_get_gpio_in_named(flash_dev
, SSI_GPIO_CS
, 0);
79 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->soc
.spi
[i
]), 1, cs_line
);
82 xlnx_ep108_binfo
.ram_size
= ram_size
;
83 xlnx_ep108_binfo
.kernel_filename
= machine
->kernel_filename
;
84 xlnx_ep108_binfo
.kernel_cmdline
= machine
->kernel_cmdline
;
85 xlnx_ep108_binfo
.initrd_filename
= machine
->initrd_filename
;
86 xlnx_ep108_binfo
.loader_start
= 0;
87 arm_load_kernel(s
->soc
.boot_cpu_ptr
, &xlnx_ep108_binfo
);
90 static void xlnx_ep108_machine_init(MachineClass
*mc
)
92 mc
->desc
= "Xilinx ZynqMP EP108 board";
93 mc
->init
= xlnx_ep108_init
;
96 DEFINE_MACHINE("xlnx-ep108", xlnx_ep108_machine_init
)