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hw/i386/acpi-build: Add ACPI PCI hot-plug methods to Q35

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Implement notifications and gpe to support q35 ACPI PCI hot-plug.
Use 0xcc4 - 0xcd7 range for 'acpi-pci-hotplug' io ports.

Signed-off-by: Julia Suvorova <jusual@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Message-Id: <20210713004205.775386-2-jusual@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Julia Suvorova
2021-07-13 02:42:00 +02:00
committed by Michael S. Tsirkin
parent bd306cfeee
commit caf108bc58
6 changed files with 33 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/hw/acpi/ich9.h
View File

@ -28,6 +28,8 @@
#include "hw/acpi/acpi_dev_interface.h"
#include "hw/acpi/tco.h"
#define ACPI_PCIHP_ADDR_ICH9 0x0cc4
typedef struct ICH9LPCPMRegs {
/*
* In ich9 spec says that pm1_cnt register is 32bit width and

3
include/hw/acpi/pcihp.h
View File

@ -55,7 +55,8 @@ typedef struct AcpiPciHpState {
} AcpiPciHpState;
void acpi_pcihp_init(Object *owner, AcpiPciHpState *, PCIBus *root,
MemoryRegion *address_space_io, bool bridges_enabled);
MemoryRegion *address_space_io, bool bridges_enabled,
uint16_t io_base);
void acpi_pcihp_device_pre_plug_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp);