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/*
* Xilinx ZynqMP EP108 board
*
* Copyright (C) 2015 Xilinx Inc
* Written by Peter Crosthwaite <peter.crosthwaite@xilinx.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "qemu/osdep.h"
#include "hw/arm/xlnx-zynqmp.h"
#include "hw/boards.h"
#include "qemu/error-report.h"
#include "exec/address-spaces.h"
typedef struct XlnxEP108 {
XlnxZynqMPState soc;
MemoryRegion ddr_ram;
} XlnxEP108;
static struct arm_boot_info xlnx_ep108_binfo;
static void xlnx_ep108_init(MachineState *machine)
{
XlnxEP108 *s = g_new0(XlnxEP108, 1);
int i;
Error *err = NULL;
uint64_t ram_size = machine->ram_size;
/* Create the memory region to pass to the SoC */
if (ram_size > XLNX_ZYNQMP_MAX_RAM_SIZE) {
error_report("ERROR: RAM size 0x%" PRIx64 " above max supported of "
"0x%llx", ram_size,
XLNX_ZYNQMP_MAX_RAM_SIZE);
exit(1);
}
if (ram_size < 0x08000000) {
qemu_log("WARNING: RAM size 0x%" PRIx64 " is small for EP108",
ram_size);
}
memory_region_allocate_system_memory(&s->ddr_ram, NULL, "ddr-ram",
ram_size);
object_initialize(&s->soc, sizeof(s->soc), TYPE_XLNX_ZYNQMP);
object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc),
&error_abort);
object_property_set_link(OBJECT(&s->soc), OBJECT(&s->ddr_ram),
"ddr-ram", &error_abort);
object_property_set_bool(OBJECT(&s->soc), true, "realized", &err);
if (err) {
error_report_err(err);
exit(1);
}
for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) {
SSIBus *spi_bus;
DeviceState *flash_dev;
qemu_irq cs_line;
gchar *bus_name = g_strdup_printf("spi%d", i);
spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name);
g_free(bus_name);
flash_dev = ssi_create_slave(spi_bus, "sst25wf080");
cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line);
}
xlnx_ep108_binfo.ram_size = ram_size;
xlnx_ep108_binfo.kernel_filename = machine->kernel_filename;
xlnx_ep108_binfo.kernel_cmdline = machine->kernel_cmdline;
xlnx_ep108_binfo.initrd_filename = machine->initrd_filename;
xlnx_ep108_binfo.loader_start = 0;
arm_load_kernel(s->soc.boot_cpu_ptr, &xlnx_ep108_binfo);
}
static void xlnx_ep108_machine_init(MachineClass *mc)
{
mc->desc = "Xilinx ZynqMP EP108 board";
mc->init = xlnx_ep108_init;
}
DEFINE_MACHINE("xlnx-ep108", xlnx_ep108_machine_init)
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