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Diffstat (limited to 'hw/acpi/acpi_generic_initiator.c')
-rw-r--r--hw/acpi/acpi_generic_initiator.c148
1 files changed, 0 insertions, 148 deletions
diff --git a/hw/acpi/acpi_generic_initiator.c b/hw/acpi/acpi_generic_initiator.c
deleted file mode 100644
index 17b9a05..0000000
--- a/hw/acpi/acpi_generic_initiator.c
+++ /dev/null
@@ -1,148 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (c) 2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved
- */
-
-#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 {
- ObjectClass parent_class;
-} AcpiGenericInitiatorClass;
-
-OBJECT_DEFINE_TYPE_WITH_INTERFACES(AcpiGenericInitiator, acpi_generic_initiator,
- ACPI_GENERIC_INITIATOR, OBJECT,
- { TYPE_USER_CREATABLE },
- { NULL })
-
-OBJECT_DECLARE_SIMPLE_TYPE(AcpiGenericInitiator, ACPI_GENERIC_INITIATOR)
-
-static void acpi_generic_initiator_init(Object *obj)
-{
- AcpiGenericInitiator *gi = ACPI_GENERIC_INITIATOR(obj);
-
- gi->node = MAX_NODES;
- gi->pci_dev = NULL;
-}
-
-static void acpi_generic_initiator_finalize(Object *obj)
-{
- AcpiGenericInitiator *gi = ACPI_GENERIC_INITIATOR(obj);
-
- g_free(gi->pci_dev);
-}
-
-static void acpi_generic_initiator_set_pci_device(Object *obj, const char *val,
- Error **errp)
-{
- AcpiGenericInitiator *gi = ACPI_GENERIC_INITIATOR(obj);
-
- gi->pci_dev = g_strdup(val);
-}
-
-static void acpi_generic_initiator_set_node(Object *obj, Visitor *v,
- const char *name, void *opaque,
- 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)) {
- return;
- }
-
- if (value >= MAX_NODES) {
- error_printf("%s: Invalid NUMA node specified\n",
- TYPE_ACPI_GENERIC_INITIATOR);
- exit(1);
- }
-
- gi->node = value;
- ms->numa_state->nodes[gi->node].has_gi = true;
-}
-
-static void acpi_generic_initiator_class_init(ObjectClass *oc, void *data)
-{
- object_class_property_add_str(oc, "pci-dev", NULL,
- acpi_generic_initiator_set_pci_device);
- 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);
-}