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hw/pcie: implement power controller functionality

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It is needed by hot-unplug in order to get an indication
from the OS when the device can be physically detached.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Marcel Apfelbaum 2014-06-23 17:32:48 +03:00 • committed by Michael S. Tsirkin
parent e4bcd27c86
commit f23b6bdc3c
7 changed files with 62 additions and 2 deletions
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2
include/hw/pci/pcie.h
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@ -76,6 +76,8 @@ struct PCIExpressDevice {
PCIEAERLog aer_log;
};
#define COMPAT_PROP_PCP "power_controller_present"
/* PCI express capability helper functions */
int pcie_cap_init(PCIDevice *dev, uint8_t offset, uint8_t type, uint8_t port);
int pcie_endpoint_cap_init(PCIDevice *dev, uint8_t offset);