D49250.id151931.diff
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

D49250.id151931.diff
View Options

	diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c
	--- a/sys/dev/pci/pci.c
	+++ b/sys/dev/pci/pci.c
	@@ -2951,6 +2951,32 @@
	}
	}

	+/* Clear any active PME# and enable PME# generation. */
	+void
	+pci_enable_pme(device_t dev)
	+{
	+ struct pci_devinfo *dinfo = device_get_ivars(dev);
	+ pcicfgregs *cfg = &dinfo->cfg;
	+ uint16_t status;
	+
	+ if (cfg->pp.pp_location != 0) {
	+ status = pci_read_config(dev, dinfo->cfg.pp.pp_location +
	+ PCIR_POWER_STATUS, 2);
	+ status \|= PCIM_PSTAT_PME \| PCIM_PSTAT_PMEENABLE;
	+ pci_write_config(dev, dinfo->cfg.pp.pp_location +
	+ PCIR_POWER_STATUS, status, 2);
	+ }
	+}
	+
	+bool
	+pci_has_pm(device_t dev)
	+{
	+ struct pci_devinfo *dinfo = device_get_ivars(dev);
	+ pcicfgregs *cfg = &dinfo->cfg;
	+
	+ return (cfg->pp.pp_location != 0);
	+}
	+
	/*
	* Some convenience functions for PCI device drivers.
	*/
	diff --git a/sys/dev/pci/pcivar.h b/sys/dev/pci/pcivar.h
	--- a/sys/dev/pci/pcivar.h
	+++ b/sys/dev/pci/pcivar.h
	@@ -685,6 +685,8 @@
	int pci_set_max_read_req(device_t dev, int size);
	int pci_power_reset(device_t dev);
	void pci_clear_pme(device_t dev);
	+void pci_enable_pme(device_t dev);
	+bool pci_has_pm(device_t dev);
	uint32_t pcie_read_config(device_t dev, int reg, int width);
	void pcie_write_config(device_t dev, int reg, uint32_t value, int width);
	uint32_t pcie_adjust_config(device_t dev, int reg, uint32_t mask,