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/*
* Infineon TriBoard System emulation.
*
* Copyright (c) 2020 Andreas Konopik <andreas.konopik@efs-auto.de>
* Copyright (c) 2020 David Brenken <david.brenken@efs-auto.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
#include "qemu/units.h"
#include "qapi/error.h"
#include "hw/qdev-properties.h"
#include "net/net.h"
#include "hw/loader.h"
#include "exec/address-spaces.h"
#include "elf.h"
#include "hw/tricore/tricore.h"
#include "qemu/error-report.h"
#include "hw/tricore/triboard.h"
#include "hw/tricore/tc27x_soc.h"
static void tricore_load_kernel(const char *kernel_filename)
{
uint64_t entry;
long kernel_size;
TriCoreCPU *cpu;
CPUTriCoreState *env;
kernel_size = load_elf(kernel_filename, NULL,
NULL, NULL, &entry, NULL,
NULL, NULL, 0,
EM_TRICORE, 1, 0);
if (kernel_size <= 0) {
error_report("no kernel file '%s'", kernel_filename);
exit(1);
}
cpu = TRICORE_CPU(first_cpu);
env = &cpu->env;
env->PC = entry;
}
static void triboard_machine_init(MachineState *machine)
{
TriBoardMachineState *ms = TRIBOARD_MACHINE(machine);
TriBoardMachineClass *amc = TRIBOARD_MACHINE_GET_CLASS(machine);
object_initialize_child(OBJECT(machine), "soc", &ms->tc27x_soc,
amc->soc_name);
sysbus_realize(SYS_BUS_DEVICE(&ms->tc27x_soc), &error_fatal);
if (machine->kernel_filename) {
tricore_load_kernel(machine->kernel_filename);
}
}
static void triboard_machine_tc277d_class_init(ObjectClass *oc,
void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
TriBoardMachineClass *amc = TRIBOARD_MACHINE_CLASS(oc);
mc->init = triboard_machine_init;
mc->desc = "Infineon AURIX TriBoard TC277 (D-Step)";
mc->max_cpus = 1;
amc->soc_name = "tc277d-soc";
};
static const TypeInfo triboard_machine_types[] = {
{
.name = MACHINE_TYPE_NAME("KIT_AURIX_TC277_TRB"),
.parent = TYPE_TRIBOARD_MACHINE,
.class_init = triboard_machine_tc277d_class_init,
}, {
.name = TYPE_TRIBOARD_MACHINE,
.parent = TYPE_MACHINE,
.instance_size = sizeof(TriBoardMachineState),
.class_size = sizeof(TriBoardMachineClass),
.abstract = true,
},
};
DEFINE_TYPES(triboard_machine_types)
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