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arm/xlnx-zynqmp: put APUs and RPUs in separate CPU clusters

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Create two separate CPU clusters for APUs and RPUs.

Signed-off-by: Luc Michel <luc.michel@greensocs.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20181207090135.7651-17-luc.michel@greensocs.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Luc Michel 2019-01-07 15:23:46 +00:00 committed by Peter Maydell
parent 364fce6f82
commit 816fd397a1
2 changed files with 22 additions and 4 deletions
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23
hw/arm/xlnx-zynqmp.c
View File

@ -178,12 +178,19 @@ static void xlnx_zynqmp_create_rpu(XlnxZynqMPState *s, const char *boot_cpu,
int i;
int num_rpus = MIN(smp_cpus - XLNX_ZYNQMP_NUM_APU_CPUS, XLNX_ZYNQMP_NUM_RPU_CPUS);
object_initialize_child(OBJECT(s), "rpu-cluster", &s->rpu_cluster,
sizeof(s->rpu_cluster), TYPE_CPU_CLUSTER,
&error_abort, NULL);
qdev_prop_set_uint32(DEVICE(&s->rpu_cluster), "cluster-id", 1);
qdev_init_nofail(DEVICE(&s->rpu_cluster));
for (i = 0; i < num_rpus; i++) {
char *name;
object_initialize(&s->rpu_cpu[i], sizeof(s->rpu_cpu[i]),
"cortex-r5f-" TYPE_ARM_CPU);
object_property_add_child(OBJECT(s), "rpu-cpu[*]",
object_property_add_child(OBJECT(&s->rpu_cluster), "rpu-cpu[*]",
OBJECT(&s->rpu_cpu[i]), &error_abort);
name = object_get_canonical_path_component(OBJECT(&s->rpu_cpu[i]));
@ -213,10 +220,16 @@ static void xlnx_zynqmp_init(Object *obj)
int i;
int num_apus = MIN(smp_cpus, XLNX_ZYNQMP_NUM_APU_CPUS);
object_initialize_child(obj, "apu-cluster", &s->apu_cluster,
sizeof(s->apu_cluster), TYPE_CPU_CLUSTER,
&error_abort, NULL);
qdev_prop_set_uint32(DEVICE(&s->apu_cluster), "cluster-id", 0);
for (i = 0; i < num_apus; i++) {
object_initialize_child(obj, "apu-cpu[*]", &s->apu_cpu[i],
sizeof(s->apu_cpu[i]),
"cortex-a53-" TYPE_ARM_CPU, &error_abort, NULL);
object_initialize_child(OBJECT(&s->apu_cluster), "apu-cpu[*]",
&s->apu_cpu[i], sizeof(s->apu_cpu[i]),
"cortex-a53-" TYPE_ARM_CPU, &error_abort,
NULL);
}
sysbus_init_child_obj(obj, "gic", &s->gic, sizeof(s->gic),
@ -333,6 +346,8 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
qdev_prop_set_bit(DEVICE(&s->gic),
"has-virtualization-extensions", s->virt);
qdev_init_nofail(DEVICE(&s->apu_cluster));
/* Realize APUs before realizing the GIC. KVM requires this. */
for (i = 0; i < num_apus; i++) {
char *name;

3
include/hw/arm/xlnx-zynqmp.h
View File

@ -31,6 +31,7 @@
#include "hw/display/xlnx_dp.h"
#include "hw/intc/xlnx-zynqmp-ipi.h"
#include "hw/timer/xlnx-zynqmp-rtc.h"
#include "hw/cpu/cluster.h"
#define TYPE_XLNX_ZYNQMP "xlnx,zynqmp"
#define XLNX_ZYNQMP(obj) OBJECT_CHECK(XlnxZynqMPState, (obj), \
@ -77,6 +78,8 @@ typedef struct XlnxZynqMPState {
DeviceState parent_obj;
/*< public >*/
CPUClusterState apu_cluster;
CPUClusterState rpu_cluster;
ARMCPU apu_cpu[XLNX_ZYNQMP_NUM_APU_CPUS];
ARMCPU rpu_cpu[XLNX_ZYNQMP_NUM_RPU_CPUS];
GICState gic;