diff options
Diffstat (limited to 'hw')
-rw-r--r-- | hw/acpi/acpi_generic_initiator.c | 77 | ||||
-rw-r--r-- | hw/acpi/hmat.c | 2 | ||||
-rw-r--r-- | hw/arm/virt-acpi-build.c | 3 | ||||
-rw-r--r-- | hw/core/numa.c | 3 |
4 files changed, 83 insertions, 2 deletions
diff --git a/hw/acpi/acpi_generic_initiator.c b/hw/acpi/acpi_generic_initiator.c index 130d6ae..17b9a05 100644 --- a/hw/acpi/acpi_generic_initiator.c +++ b/hw/acpi/acpi_generic_initiator.c @@ -5,7 +5,9 @@ #include "qemu/osdep.h" #include "hw/acpi/acpi_generic_initiator.h" +#include "hw/acpi/aml-build.h" #include "hw/boards.h" +#include "hw/pci/pci_device.h" #include "qemu/error-report.h" typedef struct AcpiGenericInitiatorClass { @@ -47,6 +49,7 @@ static void acpi_generic_initiator_set_node(Object *obj, Visitor *v, Error **errp) { AcpiGenericInitiator *gi = ACPI_GENERIC_INITIATOR(obj); + MachineState *ms = MACHINE(qdev_get_machine()); uint32_t value; if (!visit_type_uint32(v, name, &value, errp)) { @@ -60,6 +63,7 @@ static void acpi_generic_initiator_set_node(Object *obj, Visitor *v, } gi->node = value; + ms->numa_state->nodes[gi->node].has_gi = true; } static void acpi_generic_initiator_class_init(ObjectClass *oc, void *data) @@ -69,3 +73,76 @@ static void acpi_generic_initiator_class_init(ObjectClass *oc, void *data) object_class_property_add(oc, "node", "int", NULL, acpi_generic_initiator_set_node, NULL, NULL); } + +/* + * ACPI 6.3: + * Table 5-78 Generic Initiator Affinity Structure + */ +static void +build_srat_generic_pci_initiator_affinity(GArray *table_data, int node, + PCIDeviceHandle *handle) +{ + uint8_t index; + + build_append_int_noprefix(table_data, 5, 1); /* Type */ + build_append_int_noprefix(table_data, 32, 1); /* Length */ + build_append_int_noprefix(table_data, 0, 1); /* Reserved */ + build_append_int_noprefix(table_data, 1, 1); /* Device Handle Type: PCI */ + build_append_int_noprefix(table_data, node, 4); /* Proximity Domain */ + + /* Device Handle - PCI */ + build_append_int_noprefix(table_data, handle->segment, 2); + build_append_int_noprefix(table_data, handle->bdf, 2); + for (index = 0; index < 12; index++) { + build_append_int_noprefix(table_data, 0, 1); + } + + build_append_int_noprefix(table_data, GEN_AFFINITY_ENABLED, 4); /* Flags */ + build_append_int_noprefix(table_data, 0, 4); /* Reserved */ +} + +static int build_all_acpi_generic_initiators(Object *obj, void *opaque) +{ + MachineState *ms = MACHINE(qdev_get_machine()); + AcpiGenericInitiator *gi; + GArray *table_data = opaque; + PCIDeviceHandle dev_handle; + PCIDevice *pci_dev; + Object *o; + + if (!object_dynamic_cast(obj, TYPE_ACPI_GENERIC_INITIATOR)) { + return 0; + } + + gi = ACPI_GENERIC_INITIATOR(obj); + if (gi->node >= ms->numa_state->num_nodes) { + error_printf("%s: Specified node %d is invalid.\n", + TYPE_ACPI_GENERIC_INITIATOR, gi->node); + exit(1); + } + + o = object_resolve_path_type(gi->pci_dev, TYPE_PCI_DEVICE, NULL); + if (!o) { + error_printf("%s: Specified device must be a PCI device.\n", + TYPE_ACPI_GENERIC_INITIATOR); + exit(1); + } + + pci_dev = PCI_DEVICE(o); + + dev_handle.segment = 0; + dev_handle.bdf = PCI_BUILD_BDF(pci_bus_num(pci_get_bus(pci_dev)), + pci_dev->devfn); + + build_srat_generic_pci_initiator_affinity(table_data, + gi->node, &dev_handle); + + return 0; +} + +void build_srat_generic_pci_initiator(GArray *table_data) +{ + object_child_foreach_recursive(object_get_root(), + build_all_acpi_generic_initiators, + table_data); +} diff --git a/hw/acpi/hmat.c b/hw/acpi/hmat.c index 3042d22..2242981 100644 --- a/hw/acpi/hmat.c +++ b/hw/acpi/hmat.c @@ -214,7 +214,7 @@ static void hmat_build_table_structs(GArray *table_data, NumaState *numa_state) } for (i = 0; i < numa_state->num_nodes; i++) { - if (numa_state->nodes[i].has_cpu) { + if (numa_state->nodes[i].has_cpu || numa_state->nodes[i].has_gi) { initiator_list[num_initiator++] = i; } } diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 6a1bde6..c3ccfef 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -57,6 +57,7 @@ #include "migration/vmstate.h" #include "hw/acpi/ghes.h" #include "hw/acpi/viot.h" +#include "hw/acpi/acpi_generic_initiator.h" #include "hw/virtio/virtio-acpi.h" #include "target/arm/multiprocessing.h" @@ -504,6 +505,8 @@ build_srat(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) } } + build_srat_generic_pci_initiator(table_data); + if (ms->nvdimms_state->is_enabled) { nvdimm_build_srat(table_data); } diff --git a/hw/core/numa.c b/hw/core/numa.c index f08956d..58a32f1 100644 --- a/hw/core/numa.c +++ b/hw/core/numa.c @@ -229,7 +229,8 @@ void parse_numa_hmat_lb(NumaState *numa_state, NumaHmatLBOptions *node, node->target, numa_state->num_nodes); return; } - if (!numa_info[node->initiator].has_cpu) { + if (!numa_info[node->initiator].has_cpu && + !numa_info[node->initiator].has_gi) { error_setg(errp, "Invalid initiator=%d, it isn't an " "initiator proximity domain", node->initiator); return; |