Currently we are only targeting the official RaspberryPi Pico although
I suspect most RP2040 based boards will look broadly the same.
Signed-off-by: Alex Bennée <alex.ben...@linaro.org>
---
configs/devices/arm-softmmu/default.mak | 1 +
hw/arm/raspi_pico.c | 77 +++++++++++++++++++++++++
hw/arm/Kconfig | 3 +
hw/arm/meson.build | 1 +
4 files changed, 82 insertions(+)
create mode 100644 hw/arm/raspi_pico.c
diff --git a/configs/devices/arm-softmmu/default.mak
b/configs/devices/arm-softmmu/default.mak
index dce1c39aad..7322213127 100644
--- a/configs/devices/arm-softmmu/default.mak
+++ b/configs/devices/arm-softmmu/default.mak
@@ -32,6 +32,7 @@ CONFIG_NETDUINO2=y
CONFIG_NETDUINOPLUS2=y
CONFIG_MPS2=y
CONFIG_RASPI=y
+CONFIG_RASPI_PICO=y
CONFIG_RP2040=y
CONFIG_DIGIC=y
CONFIG_SABRELITE=y
diff --git a/hw/arm/raspi_pico.c b/hw/arm/raspi_pico.c
new file mode 100644
index 0000000000..9826f4d608
--- /dev/null
+++ b/hw/arm/raspi_pico.c
@@ -0,0 +1,77 @@
+/*
+ * Raspberry Pi Pico emulation
+ *
+ * Copyright (c) 2021 Linaro Ltd
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/units.h"
+#include "qemu/cutils.h"
+#include "qapi/error.h"
+#include "hw/arm/rp2040.h"
+#include "qemu/error-report.h"
+#include "hw/boards.h"
+#include "hw/loader.h"
+#include "hw/arm/boot.h"
+#include "qom/object.h"
+
+struct PiPicoMachineState {
+ /*< private >*/
+ MachineState parent_obj;
+ /*< public >*/
+ RP2040State soc;
+};
+typedef struct PiPicoMachineState PiPicoMachineState;
+
+struct PiPicoMachineClass {
+ /*< private >*/
+ MachineClass parent_obj;
+ /*< public >*/
+};
+
+typedef struct PiPicoMachineClass PiPicoMachineClass;
+
+#define TYPE_PIPICO_MACHINE MACHINE_TYPE_NAME("raspi-pico")
+DECLARE_OBJ_CHECKERS(PiPicoMachineState, PiPicoMachineClass,
+ PIPICO_MACHINE, TYPE_PIPICO_MACHINE)
+
+
+static void pipico_machine_init(MachineState *machine)
+{
+ PiPicoMachineState *s = PIPICO_MACHINE(machine);
+
+ /* Setup the SOC */
+ object_initialize_child(OBJECT(machine), "soc", &s->soc, TYPE_RP2040);
+ sysbus_realize(SYS_BUS_DEVICE(&s->soc), &error_fatal);
+}
+
+static void pipico_machine_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->desc = g_strdup_printf("Raspberry Pi Pico");
+ mc->init = pipico_machine_init;
+ mc->block_default_type = IF_PFLASH;
+ mc->no_parallel = 1;
+ mc->no_floppy = 1;
+ mc->no_cdrom = 1;
+ mc->no_sdcard = 1;
+ mc->min_cpus = 2;
+ mc->default_cpus = 2;
+ mc->max_cpus = 2;
+};
+
+
+static const TypeInfo pipico_machine_types[] = {
+ {
+ .name = TYPE_PIPICO_MACHINE,
+ .parent = TYPE_MACHINE,
+ .instance_size = sizeof(PiPicoMachineState),
+ .class_size = sizeof(PiPicoMachineClass),
+ .class_init = pipico_machine_class_init,
+ }
+};
+
+DEFINE_TYPES(pipico_machine_types)
diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
index 1c5150c180..288a03f428 100644
--- a/hw/arm/Kconfig
+++ b/hw/arm/Kconfig
@@ -336,6 +336,9 @@ config RASPI
select SDHCI
select USB_DWC2
+config RASPI_PICO
+ bool
+
config STM32F100_SOC
bool
select ARM_V7M
diff --git a/hw/arm/meson.build b/hw/arm/meson.build
index 9f1b040c57..4913cd1a50 100644
--- a/hw/arm/meson.build
+++ b/hw/arm/meson.build
@@ -41,6 +41,7 @@ arm_ss.add(when: 'CONFIG_ALLWINNER_A10', if_true:
files('allwinner-a10.c', 'cubi
arm_ss.add(when: 'CONFIG_ALLWINNER_H3', if_true: files('allwinner-h3.c',
'orangepi.c'))
arm_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_peripherals.c',
'bcm2836.c', 'raspi.c'))
arm_ss.add(when: 'CONFIG_RP2040', if_true: files('rp2040.c'))
+arm_ss.add(when: 'CONFIG_RASPI_PICO', if_true: files('raspi_pico.c'))
arm_ss.add(when: 'CONFIG_STM32F100_SOC', if_true: files('stm32f100_soc.c'))
arm_ss.add(when: 'CONFIG_STM32F205_SOC', if_true: files('stm32f205_soc.c'))
arm_ss.add(when: 'CONFIG_STM32F405_SOC', if_true: files('stm32f405_soc.c'))
--
2.30.2
