aboutsummaryrefslogtreecommitdiff
path: root/hw/riscv/sifive_u.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/riscv/sifive_u.c')
-rw-r--r--hw/riscv/sifive_u.c142
1 files changed, 86 insertions, 56 deletions
diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
index 998666c91f..bed10fcfa8 100644
--- a/hw/riscv/sifive_u.c
+++ b/hw/riscv/sifive_u.c
@@ -34,6 +34,7 @@
#include "qemu/log.h"
#include "qemu/error-report.h"
#include "qapi/error.h"
+#include "qapi/visitor.h"
#include "hw/boards.h"
#include "hw/loader.h"
#include "hw/sysbus.h"
@@ -159,7 +160,11 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
qemu_fdt_add_subnode(fdt, nodename);
/* cpu 0 is the management hart that does not have mmu */
if (cpu != 0) {
+#if defined(TARGET_RISCV32)
+ qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32");
+#else
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
+#endif
isa = riscv_isa_string(&s->soc.u_cpus.harts[cpu - 1]);
} else {
isa = riscv_isa_string(&s->soc.e_cpus.harts[0]);
@@ -312,7 +317,7 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
g_free(nodename);
}
-static void riscv_sifive_u_init(MachineState *machine)
+static void sifive_u_machine_init(MachineState *machine)
{
const struct MemmapEntry *memmap = sifive_u_memmap;
SiFiveUState *s = RISCV_U_MACHINE(machine);
@@ -326,6 +331,8 @@ static void riscv_sifive_u_init(MachineState *machine)
object_initialize_child(OBJECT(machine), "soc", &s->soc,
sizeof(s->soc), TYPE_RISCV_U_SOC,
&error_abort, NULL);
+ object_property_set_uint(OBJECT(&s->soc), s->serial, "serial",
+ &error_abort);
object_property_set_bool(OBJECT(&s->soc), true, "realized",
&error_abort);
@@ -345,7 +352,7 @@ static void riscv_sifive_u_init(MachineState *machine)
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline);
riscv_find_and_load_firmware(machine, BIOS_FILENAME,
- memmap[SIFIVE_U_DRAM].base);
+ memmap[SIFIVE_U_DRAM].base, NULL);
if (machine->kernel_filename) {
uint64_t kernel_entry = riscv_load_kernel(machine->kernel_filename,
@@ -403,6 +410,76 @@ static void riscv_sifive_u_init(MachineState *machine)
&address_space_memory);
}
+static bool sifive_u_machine_get_start_in_flash(Object *obj, Error **errp)
+{
+ SiFiveUState *s = RISCV_U_MACHINE(obj);
+
+ return s->start_in_flash;
+}
+
+static void sifive_u_machine_set_start_in_flash(Object *obj, bool value, Error **errp)
+{
+ SiFiveUState *s = RISCV_U_MACHINE(obj);
+
+ s->start_in_flash = value;
+}
+
+static void sifive_u_machine_get_serial(Object *obj, Visitor *v, const char *name,
+ void *opaque, Error **errp)
+{
+ visit_type_uint32(v, name, (uint32_t *)opaque, errp);
+}
+
+static void sifive_u_machine_set_serial(Object *obj, Visitor *v, const char *name,
+ void *opaque, Error **errp)
+{
+ visit_type_uint32(v, name, (uint32_t *)opaque, errp);
+}
+
+static void sifive_u_machine_instance_init(Object *obj)
+{
+ SiFiveUState *s = RISCV_U_MACHINE(obj);
+
+ s->start_in_flash = false;
+ object_property_add_bool(obj, "start-in-flash", sifive_u_machine_get_start_in_flash,
+ sifive_u_machine_set_start_in_flash, NULL);
+ object_property_set_description(obj, "start-in-flash",
+ "Set on to tell QEMU's ROM to jump to "
+ "flash. Otherwise QEMU will jump to DRAM",
+ NULL);
+
+ s->serial = OTP_SERIAL;
+ object_property_add(obj, "serial", "uint32", sifive_u_machine_get_serial,
+ sifive_u_machine_set_serial, NULL, &s->serial, NULL);
+ object_property_set_description(obj, "serial", "Board serial number", NULL);
+}
+
+static void sifive_u_machine_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->desc = "RISC-V Board compatible with SiFive U SDK";
+ mc->init = sifive_u_machine_init;
+ mc->max_cpus = SIFIVE_U_MANAGEMENT_CPU_COUNT + SIFIVE_U_COMPUTE_CPU_COUNT;
+ mc->min_cpus = SIFIVE_U_MANAGEMENT_CPU_COUNT + 1;
+ mc->default_cpus = mc->min_cpus;
+}
+
+static const TypeInfo sifive_u_machine_typeinfo = {
+ .name = MACHINE_TYPE_NAME("sifive_u"),
+ .parent = TYPE_MACHINE,
+ .class_init = sifive_u_machine_class_init,
+ .instance_init = sifive_u_machine_instance_init,
+ .instance_size = sizeof(SiFiveUState),
+};
+
+static void sifive_u_machine_init_register_types(void)
+{
+ type_register_static(&sifive_u_machine_typeinfo);
+}
+
+type_init(sifive_u_machine_init_register_types)
+
static void riscv_sifive_u_soc_init(Object *obj)
{
MachineState *ms = MACHINE(qdev_get_machine());
@@ -438,38 +515,10 @@ static void riscv_sifive_u_soc_init(Object *obj)
TYPE_SIFIVE_U_PRCI);
sysbus_init_child_obj(obj, "otp", &s->otp, sizeof(s->otp),
TYPE_SIFIVE_U_OTP);
- qdev_prop_set_uint32(DEVICE(&s->otp), "serial", OTP_SERIAL);
sysbus_init_child_obj(obj, "gem", &s->gem, sizeof(s->gem),
TYPE_CADENCE_GEM);
}
-static bool sifive_u_get_start_in_flash(Object *obj, Error **errp)
-{
- SiFiveUState *s = RISCV_U_MACHINE(obj);
-
- return s->start_in_flash;
-}
-
-static void sifive_u_set_start_in_flash(Object *obj, bool value, Error **errp)
-{
- SiFiveUState *s = RISCV_U_MACHINE(obj);
-
- s->start_in_flash = value;
-}
-
-static void riscv_sifive_u_machine_instance_init(Object *obj)
-{
- SiFiveUState *s = RISCV_U_MACHINE(obj);
-
- s->start_in_flash = false;
- object_property_add_bool(obj, "start-in-flash", sifive_u_get_start_in_flash,
- sifive_u_set_start_in_flash, NULL);
- object_property_set_description(obj, "start-in-flash",
- "Set on to tell QEMU's ROM to jump to "
- "flash. Otherwise QEMU will jump to DRAM",
- NULL);
-}
-
static void riscv_sifive_u_soc_realize(DeviceState *dev, Error **errp)
{
MachineState *ms = MACHINE(qdev_get_machine());
@@ -558,6 +607,7 @@ static void riscv_sifive_u_soc_realize(DeviceState *dev, Error **errp)
object_property_set_bool(OBJECT(&s->prci), true, "realized", &err);
sysbus_mmio_map(SYS_BUS_DEVICE(&s->prci), 0, memmap[SIFIVE_U_PRCI].base);
+ qdev_prop_set_uint32(DEVICE(&s->otp), "serial", s->serial);
object_property_set_bool(OBJECT(&s->otp), true, "realized", &err);
sysbus_mmio_map(SYS_BUS_DEVICE(&s->otp), 0, memmap[SIFIVE_U_OTP].base);
@@ -584,10 +634,16 @@ static void riscv_sifive_u_soc_realize(DeviceState *dev, Error **errp)
memmap[SIFIVE_U_GEM_MGMT].base, memmap[SIFIVE_U_GEM_MGMT].size);
}
+static Property riscv_sifive_u_soc_props[] = {
+ DEFINE_PROP_UINT32("serial", SiFiveUSoCState, serial, OTP_SERIAL),
+ DEFINE_PROP_END_OF_LIST()
+};
+
static void riscv_sifive_u_soc_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
+ device_class_set_props(dc, riscv_sifive_u_soc_props);
dc->realize = riscv_sifive_u_soc_realize;
/* Reason: Uses serial_hds in realize function, thus can't be used twice */
dc->user_creatable = false;
@@ -607,29 +663,3 @@ static void riscv_sifive_u_soc_register_types(void)
}
type_init(riscv_sifive_u_soc_register_types)
-
-static void riscv_sifive_u_machine_class_init(ObjectClass *oc, void *data)
-{
- MachineClass *mc = MACHINE_CLASS(oc);
-
- mc->desc = "RISC-V Board compatible with SiFive U SDK";
- mc->init = riscv_sifive_u_init;
- mc->max_cpus = SIFIVE_U_MANAGEMENT_CPU_COUNT + SIFIVE_U_COMPUTE_CPU_COUNT;
- mc->min_cpus = SIFIVE_U_MANAGEMENT_CPU_COUNT + 1;
- mc->default_cpus = mc->min_cpus;
-}
-
-static const TypeInfo riscv_sifive_u_machine_typeinfo = {
- .name = MACHINE_TYPE_NAME("sifive_u"),
- .parent = TYPE_MACHINE,
- .class_init = riscv_sifive_u_machine_class_init,
- .instance_init = riscv_sifive_u_machine_instance_init,
- .instance_size = sizeof(SiFiveUState),
-};
-
-static void riscv_sifive_u_machine_init_register_types(void)
-{
- type_register_static(&riscv_sifive_u_machine_typeinfo);
-}
-
-type_init(riscv_sifive_u_machine_init_register_types)
generated by cgit v1.2.3 (git 2.26.2) at 2025-03-20 07:03:10 +0000