diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/arm/virt.c | 69 |
1 files changed, 30 insertions, 39 deletions
diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 06b514b..b99ae18 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -2146,7 +2146,7 @@ static void machvirt_init(MachineState *machine) exit(1); } - if (vms->mte && hvf_enabled()) { + if (vms->mte && (kvm_enabled() || hvf_enabled())) { error_report("mach-virt: %s does not support providing " "MTE to the guest CPU", current_accel_name()); @@ -2216,48 +2216,39 @@ static void machvirt_init(MachineState *machine) } if (vms->mte) { - if (tcg_enabled()) { - /* Create the memory region only once, but link to all cpus. */ - if (!tag_sysmem) { - /* - * The property exists only if MemTag is supported. - * If it is, we must allocate the ram to back that up. - */ - if (!object_property_find(cpuobj, "tag-memory")) { - error_report("MTE requested, but not supported " - "by the guest CPU"); - exit(1); - } - - tag_sysmem = g_new(MemoryRegion, 1); - memory_region_init(tag_sysmem, OBJECT(machine), - "tag-memory", UINT64_MAX / 32); - - if (vms->secure) { - secure_tag_sysmem = g_new(MemoryRegion, 1); - memory_region_init(secure_tag_sysmem, OBJECT(machine), - "secure-tag-memory", - UINT64_MAX / 32); - - /* As with ram, secure-tag takes precedence over tag. */ - memory_region_add_subregion_overlap(secure_tag_sysmem, - 0, tag_sysmem, -1); - } + /* Create the memory region only once, but link to all cpus. */ + if (!tag_sysmem) { + /* + * The property exists only if MemTag is supported. + * If it is, we must allocate the ram to back that up. + */ + if (!object_property_find(cpuobj, "tag-memory")) { + error_report("MTE requested, but not supported " + "by the guest CPU"); + exit(1); } - object_property_set_link(cpuobj, "tag-memory", - OBJECT(tag_sysmem), &error_abort); + tag_sysmem = g_new(MemoryRegion, 1); + memory_region_init(tag_sysmem, OBJECT(machine), + "tag-memory", UINT64_MAX / 32); + if (vms->secure) { - object_property_set_link(cpuobj, "secure-tag-memory", - OBJECT(secure_tag_sysmem), - &error_abort); - } - } else if (kvm_enabled()) { - if (!kvm_arm_mte_supported()) { - error_report("MTE requested, but not supported by KVM"); - exit(1); + secure_tag_sysmem = g_new(MemoryRegion, 1); + memory_region_init(secure_tag_sysmem, OBJECT(machine), + "secure-tag-memory", UINT64_MAX / 32); + + /* As with ram, secure-tag takes precedence over tag. */ + memory_region_add_subregion_overlap(secure_tag_sysmem, 0, + tag_sysmem, -1); } - kvm_arm_enable_mte(cpuobj, &error_abort); + } + + object_property_set_link(cpuobj, "tag-memory", OBJECT(tag_sysmem), + &error_abort); + if (vms->secure) { + object_property_set_link(cpuobj, "secure-tag-memory", + OBJECT(secure_tag_sysmem), + &error_abort); } } |