b0014913f2
Wire up nRF51 UART in the corresponding SoC. Signed-off-by: Julia Suvorova <jusual@mail.ru> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*
|
|
* BBC micro:bit machine
|
|
* http://tech.microbit.org/hardware/
|
|
*
|
|
* Copyright 2018 Joel Stanley <joel@jms.id.au>
|
|
*
|
|
* This code is licensed under the GPL version 2 or later. See
|
|
* the COPYING file in the top-level directory.
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "qapi/error.h"
|
|
#include "hw/boards.h"
|
|
#include "hw/arm/arm.h"
|
|
#include "sysemu/sysemu.h"
|
|
#include "exec/address-spaces.h"
|
|
|
|
#include "hw/arm/nrf51_soc.h"
|
|
|
|
typedef struct {
|
|
MachineState parent;
|
|
|
|
NRF51State nrf51;
|
|
} MicrobitMachineState;
|
|
|
|
#define TYPE_MICROBIT_MACHINE MACHINE_TYPE_NAME("microbit")
|
|
|
|
#define MICROBIT_MACHINE(obj) \
|
|
OBJECT_CHECK(MicrobitMachineState, obj, TYPE_MICROBIT_MACHINE)
|
|
|
|
static void microbit_init(MachineState *machine)
|
|
{
|
|
MicrobitMachineState *s = MICROBIT_MACHINE(machine);
|
|
MemoryRegion *system_memory = get_system_memory();
|
|
Object *soc = OBJECT(&s->nrf51);
|
|
|
|
sysbus_init_child_obj(OBJECT(machine), "nrf51", soc, sizeof(s->nrf51),
|
|
TYPE_NRF51_SOC);
|
|
qdev_prop_set_chr(DEVICE(&s->nrf51), "serial0", serial_hd(0));
|
|
object_property_set_link(soc, OBJECT(system_memory), "memory",
|
|
&error_fatal);
|
|
object_property_set_bool(soc, true, "realized", &error_fatal);
|
|
|
|
armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
|
|
NRF51_SOC(soc)->flash_size);
|
|
}
|
|
|
|
static void microbit_machine_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
MachineClass *mc = MACHINE_CLASS(oc);
|
|
|
|
mc->desc = "BBC micro:bit";
|
|
mc->init = microbit_init;
|
|
mc->max_cpus = 1;
|
|
}
|
|
|
|
static const TypeInfo microbit_info = {
|
|
.name = TYPE_MICROBIT_MACHINE,
|
|
.parent = TYPE_MACHINE,
|
|
.instance_size = sizeof(MicrobitMachineState),
|
|
.class_init = microbit_machine_class_init,
|
|
};
|
|
|
|
static void microbit_machine_init(void)
|
|
{
|
|
type_register_static(µbit_info);
|
|
}
|
|
|
|
type_init(microbit_machine_init);
|