96 lines
3.0 KiB
C
96 lines
3.0 KiB
C
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/*
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* Infineon TriBoard System emulation.
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*
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* Copyright (c) 2020 Andreas Konopik <andreas.konopik@efs-auto.de>
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* Copyright (c) 2020 David Brenken <david.brenken@efs-auto.de>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "qemu/units.h"
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#include "qapi/error.h"
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#include "hw/qdev-properties.h"
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#include "net/net.h"
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#include "hw/loader.h"
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#include "elf.h"
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#include "hw/tricore/tricore.h"
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#include "qemu/error-report.h"
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#include "hw/tricore/triboard.h"
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#include "hw/tricore/tc27x_soc.h"
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static void tricore_load_kernel(const char *kernel_filename)
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{
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uint64_t entry;
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long kernel_size;
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TriCoreCPU *cpu;
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CPUTriCoreState *env;
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kernel_size = load_elf(kernel_filename, NULL,
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NULL, NULL, &entry, NULL,
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NULL, NULL, 0,
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EM_TRICORE, 1, 0);
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if (kernel_size <= 0) {
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error_report("no kernel file '%s'", kernel_filename);
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exit(1);
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}
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cpu = TRICORE_CPU(first_cpu);
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env = &cpu->env;
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env->PC = entry;
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}
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static void triboard_machine_init(MachineState *machine)
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{
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TriBoardMachineState *ms = TRIBOARD_MACHINE(machine);
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TriBoardMachineClass *amc = TRIBOARD_MACHINE_GET_CLASS(machine);
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object_initialize_child(OBJECT(machine), "soc", &ms->tc27x_soc,
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amc->soc_name);
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sysbus_realize(SYS_BUS_DEVICE(&ms->tc27x_soc), &error_fatal);
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if (machine->kernel_filename) {
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tricore_load_kernel(machine->kernel_filename);
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}
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}
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static void triboard_machine_tc277d_class_init(ObjectClass *oc,
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void *data)
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{
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MachineClass *mc = MACHINE_CLASS(oc);
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TriBoardMachineClass *amc = TRIBOARD_MACHINE_CLASS(oc);
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mc->init = triboard_machine_init;
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mc->desc = "Infineon AURIX TriBoard TC277 (D-Step)";
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mc->max_cpus = 1;
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amc->soc_name = "tc277d-soc";
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};
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static const TypeInfo triboard_machine_types[] = {
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{
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.name = MACHINE_TYPE_NAME("KIT_AURIX_TC277_TRB"),
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.parent = TYPE_TRIBOARD_MACHINE,
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.class_init = triboard_machine_tc277d_class_init,
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}, {
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.name = TYPE_TRIBOARD_MACHINE,
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.parent = TYPE_MACHINE,
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.instance_size = sizeof(TriBoardMachineState),
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.class_size = sizeof(TriBoardMachineClass),
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.abstract = true,
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},
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};
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DEFINE_TYPES(triboard_machine_types)
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