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-rw-r--r--hw/arm/xlnx-zcu102.c3
-rw-r--r--hw/arm/xlnx-zynqmp.c26
2 files changed, 18 insertions, 11 deletions
diff --git a/hw/arm/xlnx-zcu102.c b/hw/arm/xlnx-zcu102.c
index e2d15a1c9d..7ec03dad42 100644
--- a/hw/arm/xlnx-zcu102.c
+++ b/hw/arm/xlnx-zcu102.c
@@ -235,7 +235,8 @@ static void xlnx_zcu102_machine_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
- mc->desc = "Xilinx ZynqMP ZCU102 board";
+ mc->desc = "Xilinx ZynqMP ZCU102 board with 4xA53s and 2xR5s based on " \
+ "the value of smp";
mc->init = xlnx_zcu102_init;
mc->block_default_type = IF_IDE;
mc->units_per_default_bus = 1;
diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c
index d4b6560194..c707c66322 100644
--- a/hw/arm/xlnx-zynqmp.c
+++ b/hw/arm/xlnx-zynqmp.c
@@ -98,8 +98,9 @@ static void xlnx_zynqmp_create_rpu(XlnxZynqMPState *s, const char *boot_cpu,
{
Error *err = NULL;
int i;
+ int num_rpus = MIN(smp_cpus - XLNX_ZYNQMP_NUM_APU_CPUS, XLNX_ZYNQMP_NUM_RPU_CPUS);
- for (i = 0; i < XLNX_ZYNQMP_NUM_RPU_CPUS; i++) {
+ for (i = 0; i < num_rpus; i++) {
char *name;
object_initialize(&s->rpu_cpu[i], sizeof(s->rpu_cpu[i]),
@@ -132,8 +133,9 @@ static void xlnx_zynqmp_init(Object *obj)
{
XlnxZynqMPState *s = XLNX_ZYNQMP(obj);
int i;
+ int num_apus = MIN(smp_cpus, XLNX_ZYNQMP_NUM_APU_CPUS);
- for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+ for (i = 0; i < num_apus; i++) {
object_initialize(&s->apu_cpu[i], sizeof(s->apu_cpu[i]),
"cortex-a53-" TYPE_ARM_CPU);
object_property_add_child(obj, "apu-cpu[*]", OBJECT(&s->apu_cpu[i]),
@@ -182,6 +184,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
MemoryRegion *system_memory = get_system_memory();
uint8_t i;
uint64_t ram_size;
+ int num_apus = MIN(smp_cpus, XLNX_ZYNQMP_NUM_APU_CPUS);
const char *boot_cpu = s->boot_cpu ? s->boot_cpu : "apu-cpu[0]";
ram_addr_t ddr_low_size, ddr_high_size;
qemu_irq gic_spi[GIC_NUM_SPI_INTR];
@@ -233,10 +236,10 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", GIC_NUM_SPI_INTR + 32);
qdev_prop_set_uint32(DEVICE(&s->gic), "revision", 2);
- qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", XLNX_ZYNQMP_NUM_APU_CPUS);
+ qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", num_apus);
/* Realize APUs before realizing the GIC. KVM requires this. */
- for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+ for (i = 0; i < num_apus; i++) {
char *name;
object_property_set_int(OBJECT(&s->apu_cpu[i]), QEMU_PSCI_CONDUIT_SMC,
@@ -292,7 +295,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
}
}
- for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+ for (i = 0; i < num_apus; i++) {
qemu_irq irq;
sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i,
@@ -307,11 +310,14 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
}
if (s->has_rpu) {
- xlnx_zynqmp_create_rpu(s, boot_cpu, &err);
- if (err) {
- error_propagate(errp, err);
- return;
- }
+ info_report("The 'has_rpu' property is no longer required, to use the "
+ "RPUs just use -smp 6.");
+ }
+
+ xlnx_zynqmp_create_rpu(s, boot_cpu, &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
if (!s->boot_cpu_ptr) {