diff mbox series

[PULL,1/1] tricore: added triboard with tc27x_soc

Message ID 20200901095924.21738-2-kbastian@mail.uni-paderborn.de
State Accepted
Commit 34602f9904aaea163e63a157a568ccc70d38397c
Headers show
Series [PULL,1/1] tricore: added triboard with tc27x_soc | expand

Commit Message

Bastian Koppelmann Sept. 1, 2020, 9:59 a.m. UTC
From: Andreas Konopik <andreas.konopik@efs-auto.de>

Signed-off-by: Andreas Konopik <andreas.konopik@efs-auto.de>
Signed-off-by: David Brenken <david.brenken@efs-auto.de>
Signed-off-by: Georg Hofstetter <georg.hofstetter@efs-auto.de>
Signed-off-by: Robert Rasche <robert.rasche@efs-auto.de>
Signed-off-by: Lars Biermanski <lars.biermanski@efs-auto.de>
Message-Id: <20200622131934.10328-2-david.brenken@efs-auto.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
[BK: Fixed build system to use meson]
---
 hw/tricore/Kconfig             |   8 ++
 hw/tricore/meson.build         |   2 +
 hw/tricore/tc27x_soc.c         | 246 +++++++++++++++++++++++++++++++++
 hw/tricore/triboard.c          | 102 ++++++++++++++
 include/hw/tricore/tc27x_soc.h | 139 +++++++++++++++++++
 include/hw/tricore/triboard.h  |  53 +++++++
 6 files changed, 550 insertions(+)
 create mode 100644 hw/tricore/tc27x_soc.c
 create mode 100644 hw/tricore/triboard.c
 create mode 100644 include/hw/tricore/tc27x_soc.h
 create mode 100644 include/hw/tricore/triboard.h

Comments

Thomas Huth Sept. 2, 2020, 2:46 p.m. UTC | #1
Hi,

On 01/09/2020 11.59, Bastian Koppelmann wrote:
> From: Andreas Konopik <andreas.konopik@efs-auto.de>
> 
> Signed-off-by: Andreas Konopik <andreas.konopik@efs-auto.de>
> Signed-off-by: David Brenken <david.brenken@efs-auto.de>
> Signed-off-by: Georg Hofstetter <georg.hofstetter@efs-auto.de>
> Signed-off-by: Robert Rasche <robert.rasche@efs-auto.de>
> Signed-off-by: Lars Biermanski <lars.biermanski@efs-auto.de>
> Message-Id: <20200622131934.10328-2-david.brenken@efs-auto.org>
> Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
> [BK: Fixed build system to use meson]
> ---
>  hw/tricore/Kconfig             |   8 ++
>  hw/tricore/meson.build         |   2 +
>  hw/tricore/tc27x_soc.c         | 246 +++++++++++++++++++++++++++++++++
>  hw/tricore/triboard.c          | 102 ++++++++++++++
>  include/hw/tricore/tc27x_soc.h | 139 +++++++++++++++++++
>  include/hw/tricore/triboard.h  |  53 +++++++
>  6 files changed, 550 insertions(+)
>  create mode 100644 hw/tricore/tc27x_soc.c
>  create mode 100644 hw/tricore/triboard.c
>  create mode 100644 include/hw/tricore/tc27x_soc.h
>  create mode 100644 include/hw/tricore/triboard.h
> 
> diff --git a/hw/tricore/Kconfig b/hw/tricore/Kconfig
> index 9313409309..44d3e906a1 100644
> --- a/hw/tricore/Kconfig
> +++ b/hw/tricore/Kconfig
> @@ -1,2 +1,10 @@
>  config TRICORE
>      bool
> +    select TRIBOARD
> +
> +config TRIBOARD
> +    bool
> +    select TC27X_SOC

I think it would be more common to do it the other way round: TRIBOARD
should select TRICORE, and then use "CONFIG_TRIBOARD=y" in the
default-configs/tricore-softmmu.mak file instead.
(We usually set CONFIG_SOMEBOARD=y in the default-configs/*.mak files,
and the boards then select the required components)

> +config TC27X_SOC
> +    bool
> diff --git a/hw/tricore/meson.build b/hw/tricore/meson.build
> index 579aa13c78..305f7f27db 100644
> --- a/hw/tricore/meson.build
> +++ b/hw/tricore/meson.build
> @@ -1,4 +1,6 @@
>  tricore_ss = ss.source_set()
>  tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('tricore_testboard.c'))
> +tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('tc27x_soc.c'))
> +tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('triboard.c'))

You should maybe rather use CONFIG_TRIBOARD and CONFIG_TC27X_SOC here
since you've also introduced these symbols in the Kconfig file.

 Thomas
diff mbox series

Patch

diff --git a/hw/tricore/Kconfig b/hw/tricore/Kconfig
index 9313409309..44d3e906a1 100644
--- a/hw/tricore/Kconfig
+++ b/hw/tricore/Kconfig
@@ -1,2 +1,10 @@ 
 config TRICORE
     bool
+    select TRIBOARD
+
+config TRIBOARD
+    bool
+    select TC27X_SOC
+
+config TC27X_SOC
+    bool
diff --git a/hw/tricore/meson.build b/hw/tricore/meson.build
index 579aa13c78..305f7f27db 100644
--- a/hw/tricore/meson.build
+++ b/hw/tricore/meson.build
@@ -1,4 +1,6 @@ 
 tricore_ss = ss.source_set()
 tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('tricore_testboard.c'))
+tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('tc27x_soc.c'))
+tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('triboard.c'))
 
 hw_arch += {'tricore': tricore_ss}
diff --git a/hw/tricore/tc27x_soc.c b/hw/tricore/tc27x_soc.c
new file mode 100644
index 0000000000..4f28e39c8c
--- /dev/null
+++ b/hw/tricore/tc27x_soc.c
@@ -0,0 +1,246 @@ 
+/*
+ * Infineon tc27x SoC 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 "qapi/error.h"
+#include "hw/sysbus.h"
+#include "hw/boards.h"
+#include "hw/loader.h"
+#include "hw/misc/unimp.h"
+#include "exec/address-spaces.h"
+#include "qemu/log.h"
+#include "cpu.h"
+
+#include "hw/tricore/tc27x_soc.h"
+#include "hw/tricore/triboard.h"
+
+const MemmapEntry tc27x_soc_memmap[] = {
+    [TC27XD_DSPR2]     = { 0x50000000,   0x1E000 },
+    [TC27XD_DCACHE2]   = { 0x5001E000,    0x2000 },
+    [TC27XD_DTAG2]     = { 0x500C0000,     0xC00 },
+    [TC27XD_PSPR2]     = { 0x50100000,    0x8000 },
+    [TC27XD_PCACHE2]   = { 0x50108000,    0x4000 },
+    [TC27XD_PTAG2]     = { 0x501C0000,    0x1800 },
+    [TC27XD_DSPR1]     = { 0x60000000,   0x1E000 },
+    [TC27XD_DCACHE1]   = { 0x6001E000,    0x2000 },
+    [TC27XD_DTAG1]     = { 0x600C0000,     0xC00 },
+    [TC27XD_PSPR1]     = { 0x60100000,    0x8000 },
+    [TC27XD_PCACHE1]   = { 0x60108000,    0x4000 },
+    [TC27XD_PTAG1]     = { 0x601C0000,    0x1800 },
+    [TC27XD_DSPR0]     = { 0x70000000,   0x1C000 },
+    [TC27XD_PSPR0]     = { 0x70100000,    0x6000 },
+    [TC27XD_PCACHE0]   = { 0x70106000,    0x2000 },
+    [TC27XD_PTAG0]     = { 0x701C0000,     0xC00 },
+    [TC27XD_PFLASH0_C] = { 0x80000000,  0x200000 },
+    [TC27XD_PFLASH1_C] = { 0x80200000,  0x200000 },
+    [TC27XD_OLDA_C]    = { 0x8FE70000,    0x8000 },
+    [TC27XD_BROM_C]    = { 0x8FFF8000,    0x8000 },
+    [TC27XD_LMURAM_C]  = { 0x90000000,    0x8000 },
+    [TC27XD_EMEM_C]    = { 0x9F000000,  0x100000 },
+    [TC27XD_PFLASH0_U] = { 0xA0000000,       0x0 },
+    [TC27XD_PFLASH1_U] = { 0xA0200000,       0x0 },
+    [TC27XD_DFLASH0]   = { 0xAF000000,  0x104000 },
+    [TC27XD_DFLASH1]   = { 0xAF110000,   0x10000 },
+    [TC27XD_OLDA_U]    = { 0xAFE70000,       0x0 },
+    [TC27XD_BROM_U]    = { 0xAFFF8000,       0x0 },
+    [TC27XD_LMURAM_U]  = { 0xB0000000,       0x0 },
+    [TC27XD_EMEM_U]    = { 0xBF000000,       0x0 },
+    [TC27XD_PSPRX]     = { 0xC0000000,       0x0 },
+    [TC27XD_DSPRX]     = { 0xD0000000,       0x0 },
+};
+
+/*
+ * Initialize the auxiliary ROM region @mr and map it into
+ * the memory map at @base.
+ */
+static void make_rom(MemoryRegion *mr, const char *name,
+                     hwaddr base, hwaddr size)
+{
+    memory_region_init_rom(mr, NULL, name, size, &error_fatal);
+    memory_region_add_subregion(get_system_memory(), base, mr);
+}
+
+/*
+ * Initialize the auxiliary RAM region @mr and map it into
+ * the memory map at @base.
+ */
+static void make_ram(MemoryRegion *mr, const char *name,
+                     hwaddr base, hwaddr size)
+{
+    memory_region_init_ram(mr, NULL, name, size, &error_fatal);
+    memory_region_add_subregion(get_system_memory(), base, mr);
+}
+
+/*
+ * Create an alias of an entire original MemoryRegion @orig
+ * located at @base in the memory map.
+ */
+static void make_alias(MemoryRegion *mr, const char *name,
+                           MemoryRegion *orig, hwaddr base)
+{
+    memory_region_init_alias(mr, NULL, name, orig, 0,
+                             memory_region_size(orig));
+    memory_region_add_subregion(get_system_memory(), base, mr);
+}
+
+static void tc27x_soc_init_memory_mapping(Object *obj)
+{
+    TC27XSoCState *s = TC27X_SOC(obj);
+    TC27XSoCClass *sc = TC27X_SOC_GET_CLASS(s);
+
+    make_ram(&s->cpu0mem.dspr, "CPU0.DSPR",
+        sc->memmap[TC27XD_DSPR0].base, sc->memmap[TC27XD_DSPR0].size);
+    make_ram(&s->cpu0mem.pspr, "CPU0.PSPR",
+        sc->memmap[TC27XD_PSPR0].base, sc->memmap[TC27XD_PSPR0].size);
+    make_ram(&s->cpu1mem.dspr, "CPU1.DSPR",
+        sc->memmap[TC27XD_DSPR1].base, sc->memmap[TC27XD_DSPR1].size);
+    make_ram(&s->cpu1mem.pspr, "CPU1.PSPR",
+        sc->memmap[TC27XD_PSPR1].base, sc->memmap[TC27XD_PSPR1].size);
+    make_ram(&s->cpu2mem.dspr, "CPU2.DSPR",
+        sc->memmap[TC27XD_DSPR2].base, sc->memmap[TC27XD_DSPR2].size);
+    make_ram(&s->cpu2mem.pspr, "CPU2.PSPR",
+        sc->memmap[TC27XD_PSPR2].base, sc->memmap[TC27XD_PSPR2].size);
+
+    /* TODO: Control Cache mapping with Memory Test Unit (MTU) */
+    make_ram(&s->cpu2mem.dcache, "CPU2.DCACHE",
+        sc->memmap[TC27XD_DCACHE2].base, sc->memmap[TC27XD_DCACHE2].size);
+    make_ram(&s->cpu2mem.dtag,   "CPU2.DTAG",
+        sc->memmap[TC27XD_DTAG2].base, sc->memmap[TC27XD_DTAG2].size);
+    make_ram(&s->cpu2mem.pcache, "CPU2.PCACHE",
+        sc->memmap[TC27XD_PCACHE2].base, sc->memmap[TC27XD_PCACHE2].size);
+    make_ram(&s->cpu2mem.ptag,   "CPU2.PTAG",
+        sc->memmap[TC27XD_PTAG2].base, sc->memmap[TC27XD_PTAG2].size);
+
+    make_ram(&s->cpu1mem.dcache, "CPU1.DCACHE",
+        sc->memmap[TC27XD_DCACHE1].base, sc->memmap[TC27XD_DCACHE1].size);
+    make_ram(&s->cpu1mem.dtag,   "CPU1.DTAG",
+        sc->memmap[TC27XD_DTAG1].base, sc->memmap[TC27XD_DTAG1].size);
+    make_ram(&s->cpu1mem.pcache, "CPU1.PCACHE",
+        sc->memmap[TC27XD_PCACHE1].base, sc->memmap[TC27XD_PCACHE1].size);
+    make_ram(&s->cpu1mem.ptag,   "CPU1.PTAG",
+        sc->memmap[TC27XD_PTAG1].base, sc->memmap[TC27XD_PTAG1].size);
+
+    make_ram(&s->cpu0mem.pcache, "CPU0.PCACHE",
+        sc->memmap[TC27XD_PCACHE0].base, sc->memmap[TC27XD_PCACHE0].size);
+    make_ram(&s->cpu0mem.ptag,   "CPU0.PTAG",
+        sc->memmap[TC27XD_PTAG0].base, sc->memmap[TC27XD_PTAG0].size);
+
+    /*
+     * TriCore QEMU executes CPU0 only, thus it is sufficient to map
+     * LOCAL.PSPR/LOCAL.DSPR exclusively onto PSPR0/DSPR0.
+     */
+    make_alias(&s->psprX, "LOCAL.PSPR", &s->cpu0mem.pspr,
+        sc->memmap[TC27XD_PSPRX].base);
+    make_alias(&s->dsprX, "LOCAL.DSPR", &s->cpu0mem.dspr,
+        sc->memmap[TC27XD_DSPRX].base);
+
+    make_ram(&s->flashmem.pflash0_c, "PF0",
+        sc->memmap[TC27XD_PFLASH0_C].base, sc->memmap[TC27XD_PFLASH0_C].size);
+    make_ram(&s->flashmem.pflash1_c, "PF1",
+        sc->memmap[TC27XD_PFLASH1_C].base, sc->memmap[TC27XD_PFLASH1_C].size);
+    make_ram(&s->flashmem.dflash0,   "DF0",
+        sc->memmap[TC27XD_DFLASH0].base, sc->memmap[TC27XD_DFLASH0].size);
+    make_ram(&s->flashmem.dflash1,   "DF1",
+        sc->memmap[TC27XD_DFLASH1].base, sc->memmap[TC27XD_DFLASH1].size);
+    make_ram(&s->flashmem.olda_c,    "OLDA",
+        sc->memmap[TC27XD_OLDA_C].base, sc->memmap[TC27XD_OLDA_C].size);
+    make_rom(&s->flashmem.brom_c,    "BROM",
+        sc->memmap[TC27XD_BROM_C].base, sc->memmap[TC27XD_BROM_C].size);
+    make_ram(&s->flashmem.lmuram_c,  "LMURAM",
+        sc->memmap[TC27XD_LMURAM_C].base, sc->memmap[TC27XD_LMURAM_C].size);
+    make_ram(&s->flashmem.emem_c,    "EMEM",
+        sc->memmap[TC27XD_EMEM_C].base, sc->memmap[TC27XD_EMEM_C].size);
+
+    make_alias(&s->flashmem.pflash0_u, "PF0.U",    &s->flashmem.pflash0_c,
+        sc->memmap[TC27XD_PFLASH0_U].base);
+    make_alias(&s->flashmem.pflash1_u, "PF1.U",    &s->flashmem.pflash1_c,
+        sc->memmap[TC27XD_PFLASH1_U].base);
+    make_alias(&s->flashmem.olda_u,    "OLDA.U",   &s->flashmem.olda_c,
+        sc->memmap[TC27XD_OLDA_U].base);
+    make_alias(&s->flashmem.brom_u,    "BROM.U",   &s->flashmem.brom_c,
+        sc->memmap[TC27XD_BROM_U].base);
+    make_alias(&s->flashmem.lmuram_u,  "LMURAM.U", &s->flashmem.lmuram_c,
+        sc->memmap[TC27XD_LMURAM_U].base);
+    make_alias(&s->flashmem.emem_u,    "EMEM.U",   &s->flashmem.emem_c,
+        sc->memmap[TC27XD_EMEM_U].base);
+}
+
+static void tc27x_soc_realize(DeviceState *dev_soc, Error **errp)
+{
+    TC27XSoCState *s = TC27X_SOC(dev_soc);
+    Error *err = NULL;
+
+    qdev_realize(DEVICE(&s->cpu), NULL, &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+}
+
+static void tc27x_soc_init(Object *obj)
+{
+    TC27XSoCState *s = TC27X_SOC(obj);
+    TC27XSoCClass *sc = TC27X_SOC_GET_CLASS(s);
+
+    object_initialize_child(obj, "tc27x", &s->cpu, sc->cpu_type);
+
+    tc27x_soc_init_memory_mapping(obj);
+}
+
+static Property tc27x_soc_properties[] = {
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void tc27x_soc_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->realize = tc27x_soc_realize;
+    device_class_set_props(dc, tc27x_soc_properties);
+}
+
+static void tc277d_soc_class_init(ObjectClass *oc, void *data)
+{
+    TC27XSoCClass *sc = TC27X_SOC_CLASS(oc);
+
+    sc->name         = TYPE_TC277D_SOC;
+    sc->cpu_type     = TRICORE_CPU_TYPE_NAME("tc27x");
+    sc->memmap       = tc27x_soc_memmap;
+    sc->num_cpus     = 1;
+}
+
+static const TypeInfo tc27x_soc_types[] = {
+    {
+        .name           = TYPE_TC277D_SOC,
+        .parent         = TYPE_TC27X_SOC,
+        .instance_init  = tc27x_soc_init,
+        .instance_size  = sizeof(TC27XSoCState),
+        .class_init     = tc277d_soc_class_init,
+    }, {
+        .name          = TYPE_TC27X_SOC,
+        .parent        = TYPE_SYS_BUS_DEVICE,
+        .instance_size = sizeof(TC27XSoCState),
+        .class_size    = sizeof(TC27XSoCClass),
+        .class_init    = tc27x_soc_class_init,
+        .abstract      = true,
+    },
+};
+
+DEFINE_TYPES(tc27x_soc_types)
diff --git a/hw/tricore/triboard.c b/hw/tricore/triboard.c
new file mode 100644
index 0000000000..dbf6813d26
--- /dev/null
+++ b/hw/tricore/triboard.c
@@ -0,0 +1,102 @@ 
+/*
+ * 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 "cpu.h"
+#include "net/net.h"
+#include "hw/boards.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);
+
+    tricore_load_kernel(machine->kernel_filename);
+}
+
+static void triboard_machine_class_init(ObjectClass *oc, void *data)
+{
+    MachineClass *mc = MACHINE_CLASS(oc);
+
+    mc->init = triboard_machine_init;
+    mc->max_cpus = 1;
+}
+
+static void triboard_machine_tc277d_class_init(ObjectClass *oc,
+        void *data)
+{
+    MachineClass *mc = MACHINE_CLASS(oc);
+    TriBoardMachineClass *amc = TRIBOARD_MACHINE_CLASS(oc);
+
+    mc->desc        = "Infineon AURIX TriBoard TC277 (D-Step)";
+    amc->soc_name   = TYPE_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_init     = triboard_machine_class_init,
+        .abstract        = true,
+    },
+};
+
+DEFINE_TYPES(triboard_machine_types)
diff --git a/include/hw/tricore/tc27x_soc.h b/include/hw/tricore/tc27x_soc.h
new file mode 100644
index 0000000000..e0b9c9167a
--- /dev/null
+++ b/include/hw/tricore/tc27x_soc.h
@@ -0,0 +1,139 @@ 
+/*
+ * Infineon tc27x SoC 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/>.
+ */
+
+#ifndef TC27X_SoC_H
+#define TC27X_SoC_H
+
+#include "hw/sysbus.h"
+#include "cpu.h"
+
+#define TYPE_TC27X_SOC "tc27x-soc"
+#define TC27X_SOC(obj) \
+    OBJECT_CHECK(TC27XSoCState, (obj), TYPE_TC27X_SOC)
+
+
+#define TYPE_TC277D_SOC "tc277d-soc"
+#define TC277D_SOC(obj) \
+    OBJECT_CHECK(TC27XSoCState, (obj), TYPE_TC277D_SOC)
+
+typedef struct TC27XSoCCPUMemState {
+
+    MemoryRegion dspr;
+    MemoryRegion pspr;
+
+    MemoryRegion dcache;
+    MemoryRegion dtag;
+    MemoryRegion pcache;
+    MemoryRegion ptag;
+
+} TC27XSoCCPUMemState;
+
+typedef struct TC27XSoCFlashMemState {
+
+    MemoryRegion pflash0_c;
+    MemoryRegion pflash1_c;
+    MemoryRegion pflash0_u;
+    MemoryRegion pflash1_u;
+    MemoryRegion dflash0;
+    MemoryRegion dflash1;
+    MemoryRegion olda_c;
+    MemoryRegion olda_u;
+    MemoryRegion brom_c;
+    MemoryRegion brom_u;
+    MemoryRegion lmuram_c;
+    MemoryRegion lmuram_u;
+    MemoryRegion emem_c;
+    MemoryRegion emem_u;
+
+} TC27XSoCFlashMemState;
+
+typedef struct TC27XSoCState {
+    /*< private >*/
+    SysBusDevice parent_obj;
+
+    /*< public >*/
+    TriCoreCPU cpu;
+
+    MemoryRegion dsprX;
+    MemoryRegion psprX;
+
+    TC27XSoCCPUMemState cpu0mem;
+    TC27XSoCCPUMemState cpu1mem;
+    TC27XSoCCPUMemState cpu2mem;
+
+    TC27XSoCFlashMemState flashmem;
+
+} TC27XSoCState;
+
+typedef struct MemmapEntry {
+    hwaddr base;
+    hwaddr size;
+} MemmapEntry;
+
+typedef struct TC27XSoCClass {
+    DeviceClass parent_class;
+
+    const char *name;
+    const char *cpu_type;
+    const MemmapEntry *memmap;
+    uint32_t num_cpus;
+} TC27XSoCClass;
+
+#define TC27X_SOC_CLASS(klass)                                         \
+    OBJECT_CLASS_CHECK(TC27XSoCClass, (klass), TYPE_TC27X_SOC)
+#define TC27X_SOC_GET_CLASS(obj)                               \
+    OBJECT_GET_CLASS(TC27XSoCClass, (obj), TYPE_TC27X_SOC)
+
+enum {
+    TC27XD_DSPR2,
+    TC27XD_DCACHE2,
+    TC27XD_DTAG2,
+    TC27XD_PSPR2,
+    TC27XD_PCACHE2,
+    TC27XD_PTAG2,
+    TC27XD_DSPR1,
+    TC27XD_DCACHE1,
+    TC27XD_DTAG1,
+    TC27XD_PSPR1,
+    TC27XD_PCACHE1,
+    TC27XD_PTAG1,
+    TC27XD_DSPR0,
+    TC27XD_PSPR0,
+    TC27XD_PCACHE0,
+    TC27XD_PTAG0,
+    TC27XD_PFLASH0_C,
+    TC27XD_PFLASH1_C,
+    TC27XD_OLDA_C,
+    TC27XD_BROM_C,
+    TC27XD_LMURAM_C,
+    TC27XD_EMEM_C,
+    TC27XD_PFLASH0_U,
+    TC27XD_PFLASH1_U,
+    TC27XD_DFLASH0,
+    TC27XD_DFLASH1,
+    TC27XD_OLDA_U,
+    TC27XD_BROM_U,
+    TC27XD_LMURAM_U,
+    TC27XD_EMEM_U,
+    TC27XD_PSPRX,
+    TC27XD_DSPRX,
+};
+
+#endif
diff --git a/include/hw/tricore/triboard.h b/include/hw/tricore/triboard.h
new file mode 100644
index 0000000000..b6d2cc2bd6
--- /dev/null
+++ b/include/hw/tricore/triboard.h
@@ -0,0 +1,53 @@ 
+/*
+ * 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 "qapi/error.h"
+#include "hw/boards.h"
+#include "hw/arm/boot.h"
+#include "sysemu/sysemu.h"
+#include "exec/address-spaces.h"
+
+#include "hw/tricore/tc27x_soc.h"
+
+#define TYPE_TRIBOARD_MACHINE MACHINE_TYPE_NAME("triboard")
+#define TRIBOARD_MACHINE(obj) \
+    OBJECT_CHECK(TriBoardMachineState, obj, TYPE_TRIBOARD_MACHINE)
+
+typedef struct {
+    MachineState parent;
+
+    TC27XSoCState tc27x_soc;
+} TriBoardMachineState;
+
+#define TRIBOARD_MACHINE_CLASS(klass) \
+     OBJECT_CLASS_CHECK(TriBoardMachineClass, (klass), \
+             TYPE_TRIBOARD_MACHINE)
+#define TRIBOARD_MACHINE_GET_CLASS(obj) \
+     OBJECT_GET_CLASS(TriBoardMachineClass, (obj), \
+             TYPE_TRIBOARD_MACHINE)
+
+typedef struct {
+    MachineClass parent_obj;
+
+    const char *name;
+    const char *desc;
+    const char *soc_name;
+} TriBoardMachineClass;