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Diffstat (limited to 'hw/tricore/triboard.c')
| -rw-r--r-- | hw/tricore/triboard.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/hw/tricore/triboard.c b/hw/tricore/triboard.c new file mode 100644 index 000000000..4dba0259c --- /dev/null +++ b/hw/tricore/triboard.c @@ -0,0 +1,95 @@ +/* + * 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 "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) |