diff options
Diffstat (limited to 'qemu/roms/ipxe/src/include/ipxe/usbnet.h')
-rw-r--r-- | qemu/roms/ipxe/src/include/ipxe/usbnet.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/include/ipxe/usbnet.h b/qemu/roms/ipxe/src/include/ipxe/usbnet.h new file mode 100644 index 000000000..33a8f3f58 --- /dev/null +++ b/qemu/roms/ipxe/src/include/ipxe/usbnet.h @@ -0,0 +1,62 @@ +#ifndef _IPXE_USBNET_H +#define _IPXE_USBNET_H + +/** @file + * + * USB network devices + * + */ + +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +#include <ipxe/usb.h> + +/** A USB network device */ +struct usbnet_device { + /** USB function */ + struct usb_function *func; + + /** Communications interface */ + unsigned int comms; + /** Data interface */ + unsigned int data; + /** Alternate setting for data interface */ + unsigned int alternate; + + /** Interrupt endpoint */ + struct usb_endpoint intr; + /** Bulk IN endpoint */ + struct usb_endpoint in; + /** Bulk OUT endpoint */ + struct usb_endpoint out; +}; + +/** + * Initialise USB network device + * + * @v usbnet USB network device + * @v func USB function + * @v intr Interrupt endpoint operations + * @v in Bulk IN endpoint operations + * @v out Bulk OUT endpoint operations + */ +static inline __attribute__ (( always_inline )) void +usbnet_init ( struct usbnet_device *usbnet, struct usb_function *func, + struct usb_endpoint_driver_operations *intr, + struct usb_endpoint_driver_operations *in, + struct usb_endpoint_driver_operations *out ) { + struct usb_device *usb = func->usb; + + usbnet->func = func; + usb_endpoint_init ( &usbnet->intr, usb, intr ); + usb_endpoint_init ( &usbnet->in, usb, in ); + usb_endpoint_init ( &usbnet->out, usb, out ); +} + +extern int usbnet_open ( struct usbnet_device *usbnet ); +extern void usbnet_close ( struct usbnet_device *usbnet ); +extern int usbnet_refill ( struct usbnet_device *usbnet ); +extern int usbnet_describe ( struct usbnet_device *usbnet, + struct usb_configuration_descriptor *config ); + +#endif /* _IPXE_USBNET_H */ |