diff mbox series

[v5,24/24] hw: i386: Refactor PCI host getter

Message ID 20181105014047.26447-25-sameo@linux.intel.com
State New
Headers show
Series ACPI reorganization for hardware-reduced API addition | expand

Commit Message

Samuel Ortiz Nov. 5, 2018, 1:40 a.m. UTC 
From: Yang Zhong <yang.zhong@intel.com>

Now that the ACPI builder methods are added, we can reach the ACPI
configuration pointer from the MachineState pointer. From there we can
get to the PCI host pointer and return it.

This makes the PCI host getter an ACPI, architecture agnostic function.

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
---
 hw/acpi/aml-build.c | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)
diff mbox series

Patch

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 6112cc2149..b532817fb5 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -22,6 +22,8 @@ 
 #include "qemu/osdep.h"
 #include <glib/gprintf.h>
 #include "hw/acpi/aml-build.h"
+#include "hw/acpi/builder.h"
+#include "hw/mem/memory-device.h"
 #include "qemu/bswap.h"
 #include "qemu/bitops.h"
 #include "sysemu/numa.h"
@@ -1617,23 +1619,15 @@  void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre)
     g_array_free(tables->vmgenid, mfre);
 }
 
-/*
- * Because of the PXB hosts we cannot simply query TYPE_PCI_HOST_BRIDGE.
- */
 Object *acpi_get_pci_host(void)
 {
-    PCIHostState *host;
+    MachineState *ms = MACHINE(qdev_get_machine());
+    AcpiBuilder *ab = ACPI_BUILDER(ms);
+    AcpiConfiguration *acpi_conf;
 
-    host = OBJECT_CHECK(PCIHostState,
-                        object_resolve_path("/machine/i440fx", NULL),
-                        TYPE_PCI_HOST_BRIDGE);
-    if (!host) {
-        host = OBJECT_CHECK(PCIHostState,
-                            object_resolve_path("/machine/q35", NULL),
-                            TYPE_PCI_HOST_BRIDGE);
-    }
+    acpi_conf = acpi_builder_configuration(ab);
 
-    return OBJECT(host);
+    return OBJECT(acpi_conf->pci_host);
 }