diff options
Diffstat (limited to 'include/hw/acpi/pcihp.h')
| -rw-r--r-- | include/hw/acpi/pcihp.h | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/include/hw/acpi/pcihp.h b/include/hw/acpi/pcihp.h index ac21a95..ca6a258 100644 --- a/include/hw/acpi/pcihp.h +++ b/include/hw/acpi/pcihp.h @@ -3,7 +3,7 @@ * * QEMU supports PCI hotplug via ACPI. This module * implements the interface between QEMU and the ACPI BIOS. - * Interface specification - see docs/specs/acpi_pci_hotplug.txt + * Interface specification - see docs/specs/acpi_pci_hotplug.rst * * Copyright (c) 2013, Red Hat Inc, Michael S. Tsirkin (mst@redhat.com) * Copyright (c) 2006 Fabrice Bellard @@ -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; @@ -55,10 +62,10 @@ 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_hotpluggbale_bus(AcpiPciHpState *s, BusState *bus); +bool acpi_pcihp_is_hotpluggable_bus(AcpiPciHpState *s, BusState *bus); void acpi_pcihp_device_pre_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev, Error **errp); void acpi_pcihp_device_plug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s, @@ -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); |