10 files changed, 85 insertions, 43 deletions
diff --git a/include/hw/acpi/acpi_aml_interface.h b/include/hw/acpi/acpi_aml_interface.h
new file mode 100644
index 0000000000..ab76f0e55d
--- /dev/null
+++ b/include/hw/acpi/acpi_aml_interface.h
@@ -0,0 +1,40 @@
+#ifndef ACPI_AML_INTERFACE_H
+#define ACPI_AML_INTERFACE_H
+
+#include "qom/object.h"
+#include "hw/acpi/aml-build.h"
+
+#define TYPE_ACPI_DEV_AML_IF "acpi-dev-aml-interface"
+typedef struct AcpiDevAmlIfClass AcpiDevAmlIfClass;
+DECLARE_CLASS_CHECKERS(AcpiDevAmlIfClass, ACPI_DEV_AML_IF, TYPE_ACPI_DEV_AML_IF)
+#define ACPI_DEV_AML_IF(obj) \
+     INTERFACE_CHECK(AcpiDevAmlIf, (obj), TYPE_ACPI_DEV_AML_IF)
+
+typedef struct AcpiDevAmlIf AcpiDevAmlIf;
+typedef void (*dev_aml_fn)(AcpiDevAmlIf *adev, Aml *scope);
+
+/**
+ * AcpiDevAmlIfClass:
+ *
+ * build_dev_aml: adds device specific AML blob to provided scope
+ *
+ * Interface is designed for providing generic callback that builds device
+ * specific AML blob.
+ */
+struct AcpiDevAmlIfClass {
+    /* <private> */
+    InterfaceClass parent_class;
+
+    /* <public> */
+    dev_aml_fn build_dev_aml;
+};
+
+static inline void call_dev_aml_func(DeviceState *dev, Aml *scope)
+{
+    if (object_dynamic_cast(OBJECT(dev), TYPE_ACPI_DEV_AML_IF)) {
+        AcpiDevAmlIfClass *klass = ACPI_DEV_AML_IF_GET_CLASS(dev);
+        klass->build_dev_aml(ACPI_DEV_AML_IF(dev), scope);
+    }
+}
+
+#endif
diff --git a/include/hw/acpi/cxl.h b/include/hw/acpi/cxl.h
index 0c496538c0..acf4418886 100644
--- a/include/hw/acpi/cxl.h
+++ b/include/hw/acpi/cxl.h
@@ -19,10 +19,11 @@
 #define HW_ACPI_CXL_H
 
 #include "hw/acpi/bios-linker-loader.h"
+#include "hw/cxl/cxl.h"
 
-void cxl_build_cedt(MachineState *ms, GArray *table_offsets, GArray *table_data,
+void cxl_build_cedt(GArray *table_offsets, GArray *table_data,
                     BIOSLinker *linker, const char *oem_id,
-                    const char *oem_table_id);
+                    const char *oem_table_id, CXLState *cxl_state);
 void build_cxl_osc_method(Aml *dev);
 
 #endif
diff --git a/include/hw/acpi/ipmi.h b/include/hw/acpi/ipmi.h
index c14ad682ac..6c8079c97a 100644
--- a/include/hw/acpi/ipmi.h
+++ b/include/hw/acpi/ipmi.h
@@ -9,13 +9,8 @@
 #ifndef HW_ACPI_IPMI_H
 #define HW_ACPI_IPMI_H
 
-#include "hw/acpi/aml-build.h"
+#include "hw/acpi/acpi_aml_interface.h"
 
-/*
- * Add ACPI IPMI entries for all registered IPMI devices whose parent
- * bus matches the given bus.  The resource is the ACPI resource that
- * contains the IPMI device, this is required for the I2C CRS.
- */
-void build_acpi_ipmi_devices(Aml *table, BusState *bus, const char *resource);
+void build_ipmi_dev_aml(AcpiDevAmlIf *adev, Aml *scope);
 
 #endif /* HW_ACPI_IPMI_H */
diff --git a/include/hw/boards.h b/include/hw/boards.h
index fa57bac4fb..d94edcef28 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -269,7 +269,6 @@ struct MachineClass {
     bool ignore_boot_device_suffixes;
     bool smbus_no_migration_support;
     bool nvdimm_supported;
-    bool cxl_supported;
     bool numa_mem_supported;
     bool auto_enable_numa;
     SMPCompatProps smp_props;
@@ -360,8 +359,8 @@ struct MachineState {
     CPUArchIdList *possible_cpus;
     CpuTopology smp;
     struct NVDIMMState *nvdimms_state;
-    struct CXLState *cxl_devices_state;
     struct NumaState *numa_state;
+    CXLFixedMemoryWindowOptionsList *cfmws_list;
 };
 
 #define DEFINE_MACHINE(namestr, machine_initfn) \
diff --git a/include/hw/cxl/cxl.h b/include/hw/cxl/cxl.h
index 21d28ca110..134b295b40 100644
--- a/include/hw/cxl/cxl.h
+++ b/include/hw/cxl/cxl.h
@@ -12,6 +12,7 @@
 
 
 #include "qapi/qapi-types-machine.h"
+#include "qapi/qapi-visit-machine.h"
 #include "hw/pci/pci_bridge.h"
 #include "hw/pci/pci_host.h"
 #include "cxl_pci.h"
@@ -40,6 +41,7 @@ typedef struct CXLState {
     MemoryRegion host_mr;
     unsigned int next_mr_idx;
     GList *fixed_windows;
+    CXLFixedMemoryWindowOptionsList *cfmw_list;
 } CXLState;
 
 struct CXLHost {
@@ -51,11 +53,4 @@ struct CXLHost {
 #define TYPE_PXB_CXL_HOST "pxb-cxl-host"
 OBJECT_DECLARE_SIMPLE_TYPE(CXLHost, PXB_CXL_HOST)
 
-void cxl_fixed_memory_window_config(MachineState *ms,
-                                    CXLFixedMemoryWindowOptions *object,
-                                    Error **errp);
-void cxl_fixed_memory_window_link_targets(Error **errp);
-
-extern const MemoryRegionOps cfmws_ops;
-
 #endif
diff --git a/include/hw/cxl/cxl_host.h b/include/hw/cxl/cxl_host.h
new file mode 100644
index 0000000000..a1b662ce40
--- /dev/null
+++ b/include/hw/cxl/cxl_host.h
@@ -0,0 +1,23 @@
+/*
+ * QEMU CXL Host Setup
+ *
+ * Copyright (c) 2022 Huawei
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See the
+ * COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/cxl/cxl.h"
+#include "hw/boards.h"
+
+#ifndef CXL_HOST_H
+#define CXL_HOST_H
+
+void cxl_machine_init(Object *obj, CXLState *state);
+void cxl_fmws_link_targets(CXLState *stat, Error **errp);
+void cxl_hook_up_pxb_registers(PCIBus *bus, CXLState *state, Error **errp);
+
+extern const MemoryRegionOps cfmws_ops;
+
+#endif
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index ffcac5121e..003a86b721 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -14,6 +14,7 @@
 #include "qom/object.h"
 #include "hw/i386/sgx-epc.h"
 #include "hw/firmware/smbios.h"
+#include "hw/cxl/cxl.h"
 
 #define HPET_INTCAP "hpet-intcap"
 
@@ -55,6 +56,7 @@ typedef struct PCMachineState {
     hwaddr memhp_io_base;
 
     SGXEPCState sgx_epc;
+    CXLState cxl_devices_state;
 } PCMachineState;
 
 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
@@ -104,7 +106,6 @@ struct PCMachineClass {
     bool rsdp_in_ram;
     int legacy_acpi_table_size;
     unsigned acpi_data_size;
-    bool do_not_add_smb_acpi;
     int pci_root_uid;
 
     /* SMBIOS compat: */
diff --git a/include/hw/isa/isa.h b/include/hw/isa/isa.h
index 034d706ba1..6f9380007d 100644
--- a/include/hw/isa/isa.h
+++ b/include/hw/isa/isa.h
@@ -16,20 +16,6 @@ OBJECT_DECLARE_TYPE(ISADevice, ISADeviceClass, ISA_DEVICE)
 #define TYPE_ISA_BUS "ISA"
 OBJECT_DECLARE_SIMPLE_TYPE(ISABus, ISA_BUS)
 
-#define TYPE_APPLE_SMC "isa-applesmc"
-#define APPLESMC_MAX_DATA_LENGTH       32
-#define APPLESMC_PROP_IO_BASE "iobase"
-
-static inline uint16_t applesmc_port(void)
-{
-    Object *obj = object_resolve_path_type("", TYPE_APPLE_SMC, NULL);
-
-    if (obj) {
-        return object_property_get_uint(obj, APPLESMC_PROP_IO_BASE, NULL);
-    }
-    return 0;
-}
-
 #define TYPE_ISADMA "isa-dma"
 
 typedef struct IsaDmaClass IsaDmaClass;
@@ -64,7 +50,6 @@ struct IsaDmaClass {
 
 struct ISADeviceClass {
     DeviceClass parent_class;
-    void (*build_aml)(ISADevice *dev, Aml *scope);
 };
 
 struct ISABus {
diff --git a/include/hw/misc/pvpanic.h b/include/hw/misc/pvpanic.h
index 7f16cc9b16..e520566ab0 100644
--- a/include/hw/misc/pvpanic.h
+++ b/include/hw/misc/pvpanic.h
@@ -33,13 +33,4 @@ struct PVPanicState {
 
 void pvpanic_setup_io(PVPanicState *s, DeviceState *dev, unsigned size);
 
-static inline uint16_t pvpanic_port(void)
-{
-    Object *o = object_resolve_path_type("", TYPE_PVPANIC_ISA_DEVICE, NULL);
-    if (!o) {
-        return 0;
-    }
-    return object_property_get_uint(o, PVPANIC_IOPORT_PROP, NULL);
-}
-
 #endif
diff --git a/include/hw/pci-bridge/pci_expander_bridge.h b/include/hw/pci-bridge/pci_expander_bridge.h
new file mode 100644
index 0000000000..0b3856d615
--- /dev/null
+++ b/include/hw/pci-bridge/pci_expander_bridge.h
@@ -0,0 +1,12 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef PCI_EXPANDER_BRIDGE_H
+#define PCI_EXPANDER_BRIDGE_H
+
+#include "hw/cxl/cxl.h"
+
+void pxb_cxl_hook_up_registers(CXLState *state, PCIBus *bus, Error **errp);
+
+#endif /* PCI_EXPANDER_BRIDGE_H */