summary refs log tree commit diff stats
path: root/hw/acpi/pcihp.c
diff options
context:
space:
mode:
authorIgor Mammedov <imammedo@redhat.com>2015-02-18 19:14:49 +0000
committerMichael S. Tsirkin <mst@redhat.com>2015-02-26 13:04:18 +0100
commit78c2d8722b9118509e3d4ed8bae67c3e4eaa443e (patch)
tree9946d1569de5eb7e372bc8f585b99257d7a8e328 /hw/acpi/pcihp.c
parent6ece7053d6a4a502d2ea5d24ecf512caaa1437c7 (diff)
downloadfocaccia-qemu-78c2d8722b9118509e3d4ed8bae67c3e4eaa443e.tar.gz
focaccia-qemu-78c2d8722b9118509e3d4ed8bae67c3e4eaa443e.zip
pc: pcihp: expose MMIO base and len as properties
it will be used later to dynamically reserve MMIO region
instead of manually punching holes in PCI0._CRS

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/acpi/pcihp.c')
-rw-r--r--hw/acpi/pcihp.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
index 34dedf1e8b..612fec03ee 100644
--- a/hw/acpi/pcihp.c
+++ b/hw/acpi/pcihp.c
@@ -297,10 +297,11 @@ static const MemoryRegionOps acpi_pcihp_io_ops = {
     },
 };
 
-void acpi_pcihp_init(AcpiPciHpState *s, PCIBus *root_bus,
+void acpi_pcihp_init(Object *owner, AcpiPciHpState *s, PCIBus *root_bus,
                      MemoryRegion *address_space_io, bool bridges_enabled)
 {
-    uint16_t io_size = ACPI_PCIHP_SIZE;
+    s->io_len = ACPI_PCIHP_SIZE;
+    s->io_base = ACPI_PCIHP_ADDR;
 
     s->root= root_bus;
     s->legacy_piix = !bridges_enabled;
@@ -308,16 +309,21 @@ void acpi_pcihp_init(AcpiPciHpState *s, PCIBus *root_bus,
     if (s->legacy_piix) {
         unsigned *bus_bsel = g_malloc(sizeof *bus_bsel);
 
-        io_size = ACPI_PCIHP_LEGACY_SIZE;
+        s->io_len = ACPI_PCIHP_LEGACY_SIZE;
 
         *bus_bsel = ACPI_PCIHP_BSEL_DEFAULT;
         object_property_add_uint32_ptr(OBJECT(root_bus), ACPI_PCIHP_PROP_BSEL,
                                        bus_bsel, NULL);
     }
 
-    memory_region_init_io(&s->io, NULL, &acpi_pcihp_io_ops, s,
-                          "acpi-pci-hotplug", io_size);
-    memory_region_add_subregion(address_space_io, ACPI_PCIHP_ADDR, &s->io);
+    memory_region_init_io(&s->io, owner, &acpi_pcihp_io_ops, s,
+                          "acpi-pci-hotplug", s->io_len);
+    memory_region_add_subregion(address_space_io, s->io_base, &s->io);
+
+    object_property_add_uint16_ptr(owner, ACPI_PCIHP_IO_BASE_PROP, &s->io_base,
+                                   &error_abort);
+    object_property_add_uint16_ptr(owner, ACPI_PCIHP_IO_LEN_PROP, &s->io_len,
+                                   &error_abort);
 }
 
 const VMStateDescription vmstate_acpi_pcihp_pci_status = {