3 files changed, 35 insertions, 4 deletions

diff --git a/include/hw/acpi/generic_event_device.h b/include/hw/acpi/generic_event_device.h
index d2dac87..2c5b055 100644
--- a/include/hw/acpi/generic_event_device.h
+++ b/include/hw/acpi/generic_event_device.h
@@ -63,12 +63,13 @@
 #include "hw/acpi/memory_hotplug.h"
 #include "hw/acpi/ghes.h"
 #include "hw/acpi/cpu.h"
+#include "hw/acpi/pcihp.h"
 #include "qom/object.h"
 
 #define ACPI_POWER_BUTTON_DEVICE "PWRB"
 
 #define TYPE_ACPI_GED "acpi-ged"
-OBJECT_DECLARE_SIMPLE_TYPE(AcpiGedState, ACPI_GED)
+OBJECT_DECLARE_TYPE(AcpiGedState, AcpiGedClass, ACPI_GED)
 
 #define ACPI_GED_EVT_SEL_OFFSET    0x0
 #define ACPI_GED_EVT_SEL_LEN       0x4
@@ -101,6 +102,7 @@ OBJECT_DECLARE_SIMPLE_TYPE(AcpiGedState, ACPI_GED)
 #define ACPI_GED_PWR_DOWN_EVT      0x2
 #define ACPI_GED_NVDIMM_HOTPLUG_EVT 0x4
 #define ACPI_GED_CPU_HOTPLUG_EVT    0x8
+#define ACPI_GED_PCI_HOTPLUG_EVT    0x10
 
 typedef struct GEDState {
     MemoryRegion evt;
@@ -108,18 +110,31 @@ typedef struct GEDState {
     uint32_t     sel;
 } GEDState;
 
+#define ACPI_PCIHP_REGION_NAME "pcihp container"
+#define ACPI_MEMHP_REGION_NAME "memhp container"
+
 struct AcpiGedState {
     SysBusDevice parent_obj;
     MemHotplugState memhp_state;
     MemoryRegion container_memhp;
     CPUHotplugState cpuhp_state;
     MemoryRegion container_cpuhp;
+    AcpiPciHpState pcihp_state;
+    MemoryRegion container_pcihp;
     GEDState ged_state;
     uint32_t ged_event_bitmap;
     qemu_irq irq;
     AcpiGhesState ghes_state;
 };
 
+typedef struct AcpiGedClass {
+    /* <private> */
+    SysBusDeviceClass parent_class;
+
+    /*< public >*/
+    ResettablePhases parent_phases;
+} AcpiGedClass;
+
 void build_ged_aml(Aml *table, const char* name, HotplugHandler *hotplug_dev,
                    uint32_t ged_irq, AmlRegionSpace rs, hwaddr ged_base);
 void acpi_dsdt_add_power_button(Aml *scope);
diff --git a/include/hw/acpi/pci.h b/include/hw/acpi/pci.h
index 6359d57..20b6725 100644
--- a/include/hw/acpi/pci.h
+++ b/include/hw/acpi/pci.h
@@ -36,11 +36,12 @@ typedef struct AcpiMcfgInfo {
 
 void build_mcfg(GArray *table_data, BIOSLinker *linker, AcpiMcfgInfo *info,
                 const char *oem_id, const char *oem_table_id);
-Aml *aml_pci_device_dsm(void);
 
-void build_append_pci_bus_devices(Aml *parent_scope, PCIBus *bus);
 void build_pci_bridge_aml(AcpiDevAmlIf *adev, Aml *scope);
 
 void build_srat_generic_affinity_structures(GArray *table_data);
 
+Aml *build_pci_host_bridge_osc_method(bool enable_native_pcie_hotplug);
+Aml *build_pci_bridge_edsm(void);
+
 #endif
diff --git a/include/hw/acpi/pcihp.h b/include/hw/acpi/pcihp.h
index cdc0cb8..ca6a258 100644
--- a/include/hw/acpi/pcihp.h
+++ b/include/hw/acpi/pcihp.h
@@ -28,11 +28,18 @@
 #define HW_ACPI_PCIHP_H
 
 #include "hw/acpi/acpi.h"
+#include "hw/acpi/aml-build.h"
 #include "hw/hotplug.h"
 
 #define ACPI_PCIHP_IO_BASE_PROP "acpi-pcihp-io-base"
 #define ACPI_PCIHP_IO_LEN_PROP "acpi-pcihp-io-len"
 
+/* PCI Hot-plug registers bases. See docs/specs/acpi_pci_hotplug.rst */
+#define ACPI_PCIHP_SEJ_BASE 0x8
+#define ACPI_PCIHP_BNMR_BASE 0x10
+
+#define ACPI_PCIHP_SIZE 0x0018
+
 typedef struct AcpiPciHpPciStatus {
     uint32_t up;
     uint32_t down;
@@ -55,7 +62,7 @@ typedef struct AcpiPciHpState {
     bool use_acpi_root_pci_hotplug;
 } AcpiPciHpState;
 
-void acpi_pcihp_init(Object *owner, AcpiPciHpState *, PCIBus *root,
+void acpi_pcihp_init(Object *owner, AcpiPciHpState *,
                      MemoryRegion *io, uint16_t io_base);
 
 bool acpi_pcihp_is_hotpluggable_bus(AcpiPciHpState *s, BusState *bus);
@@ -69,6 +76,14 @@ void acpi_pcihp_device_unplug_request_cb(HotplugHandler *hotplug_dev,
                                          AcpiPciHpState *s, DeviceState *dev,
                                          Error **errp);
 
+void build_acpi_pci_hotplug(Aml *table, AmlRegionSpace rs, uint64_t pcihp_addr);
+void build_append_pci_dsm_func0_common(Aml *ctx, Aml *retvar);
+void build_append_pcihp_resources(Aml *table,
+                                  uint64_t io_addr, uint64_t io_len);
+bool build_append_notification_callback(Aml *parent_scope, const PCIBus *bus);
+
+void build_append_pci_bus_devices(Aml *parent_scope, PCIBus *bus);
+
 /* Called on reset */
 void acpi_pcihp_reset(AcpiPciHpState *s);