PCI: the x86 module now exports an MSI-X API.

headers/os/drivers/PCI_x86.h

@@ -35,6 +35,33 @@ typedef struct pci_x86_module_info {
 						uint8 bus,				/* bus number */
 						uint8 device,			/* device # on bus */
 						uint8 function);		/* function # in device */
+
+	uint8			(*get_msix_count)(
+						uint8 bus,				/* bus number */
+						uint8 device,			/* device # on bus */
+						uint8 function);		/* function # in device */
+
+	status_t		(*configure_msix)(
+						uint8 bus,				/* bus number */
+						uint8 device,			/* device # on bus */
+						uint8 function,			/* function # in device */
+						uint8 count,			/* count of vectors desired */
+						uint8 *startVector);	/* first configured vector */
+	status_t		(*unconfigure_msix)(
+						uint8 bus,				/* bus number */
+						uint8 device,			/* device # on bus */
+						uint8 function);		/* function # in device */
+	
+	status_t		(*enable_msix)(
+						uint8 bus,				/* bus number */
+						uint8 device,			/* device # on bus */
+						uint8 function);		/* function # in device */
+	status_t		(*disable_msix)(
+						uint8 bus,				/* bus number */
+						uint8 device,			/* device # on bus */
+						uint8 function);		/* function # in device */
+
+	
 } pci_x86_module_info;
 
 #define B_PCI_X86_MODULE_NAME	"bus_managers/pci/x86/v1"

src/add-ons/kernel/bus_managers/pci/arch/x86/pci_arch_module.cpp

@@ -42,5 +42,10 @@ pci_x86_module_info gPCIArchModule = {
 	&pci_configure_msi,
 	&pci_unconfigure_msi,
 	&pci_enable_msi,
-	&pci_disable_msi
+	&pci_disable_msi,
+	&pci_get_msix_count,
+	&pci_configure_msix,
+	&pci_unconfigure_msix,
+	&pci_enable_msix,
+	&pci_disable_msix
 };