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authorPhilippe Mathieu-Daudé <philmd@linaro.org>2023-06-29 14:11:03 +0200
committerAlistair Francis <alistair.francis@wdc.com>2023-07-10 22:29:15 +1000
commitc0716c81b2e436eb69975f1890dd2ae46bce5369 (patch)
tree8077ce1802251b380b3bfb4ba80e1e9882540303
parentb227f6a8a7db28f48b4f1120d521eacdc25e66ef (diff)
hw/riscv/virt: Restrict ACLINT to TCG
The Advanced Core Local Interruptor (ACLINT) device can only be used with TCG. Check for TCG enabled instead of KVM being not. Only add the property when TCG is used. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-Id: <20230629121103.87733-3-philmd@linaro.org> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
-rw-r--r--docs/system/riscv/virt.rst1
-rw-r--r--hw/riscv/virt.c18
2 files changed, 11 insertions, 8 deletions
diff --git a/docs/system/riscv/virt.rst b/docs/system/riscv/virt.rst
index b33f45e5b3..f9a2eac544 100644
--- a/docs/system/riscv/virt.rst
+++ b/docs/system/riscv/virt.rst
@@ -93,6 +93,7 @@ The following machine-specific options are supported:
When this option is "on", ACLINT devices will be emulated instead of
SiFive CLINT. When not specified, this option is assumed to be "off".
+ This option is restricted to the TCG accelerator.
- aia=[none|aplic|aplic-imsic]
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index 68ccd0bde1..cdb88a1529 100644
--- a/hw/riscv/virt.c
+++ b/hw/riscv/virt.c
@@ -44,6 +44,7 @@
#include "chardev/char.h"
#include "sysemu/device_tree.h"
#include "sysemu/sysemu.h"
+#include "sysemu/tcg.h"
#include "sysemu/kvm.h"
#include "sysemu/tpm.h"
#include "hw/pci/pci.h"
@@ -776,7 +777,7 @@ static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap,
g_free(clust_name);
- if (!kvm_enabled()) {
+ if (tcg_enabled()) {
if (s->have_aclint) {
create_fdt_socket_aclint(s, memmap, socket,
&intc_phandles[phandle_pos]);
@@ -1370,7 +1371,7 @@ static void virt_machine_init(MachineState *machine)
hart_count, &error_abort);
sysbus_realize(SYS_BUS_DEVICE(&s->soc[i]), &error_fatal);
- if (!kvm_enabled()) {
+ if (tcg_enabled()) {
if (s->have_aclint) {
if (s->aia_type == VIRT_AIA_TYPE_APLIC_IMSIC) {
/* Per-socket ACLINT MTIMER */
@@ -1682,12 +1683,13 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
machine_class_allow_dynamic_sysbus_dev(mc, TYPE_TPM_TIS_SYSBUS);
#endif
- object_class_property_add_bool(oc, "aclint", virt_get_aclint,
- virt_set_aclint);
- object_class_property_set_description(oc, "aclint",
- "Set on/off to enable/disable "
- "emulating ACLINT devices");
-
+ if (tcg_enabled()) {
+ object_class_property_add_bool(oc, "aclint", virt_get_aclint,
+ virt_set_aclint);
+ object_class_property_set_description(oc, "aclint",
+ "Set on/off to enable/disable "
+ "emulating ACLINT devices");
+ }
object_class_property_add_str(oc, "aia", virt_get_aia,
virt_set_aia);
object_class_property_set_description(oc, "aia",