From cc5a27f9cbbc43c485c4eceab4bd091714be7505 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Mon, 2 Feb 2015 14:41:19 +0000
Subject: [ncm] Add support for CDC-NCM USB Ethernet devices

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/include/ipxe/cdc.h     | 38 ++++++++++++++++++++++++++++++++++++++
 src/include/ipxe/errfile.h |  2 ++
 2 files changed, 40 insertions(+)
 create mode 100644 src/include/ipxe/cdc.h

(limited to 'src/include/ipxe')

diff --git a/src/include/ipxe/cdc.h b/src/include/ipxe/cdc.h
new file mode 100644
index 000000000..2eec598a9
--- /dev/null
+++ b/src/include/ipxe/cdc.h
@@ -0,0 +1,38 @@
+#ifndef _IPXE_CDC_H
+#define _IPXE_CDC_H
+
+/** @file
+ *
+ * USB Communications Device Class (CDC)
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <ipxe/usb.h>
+
+/** Class code for communications devices */
+#define USB_CLASS_CDC 2
+
+/** Ethernet descriptor subtype */
+#define CDC_SUBTYPE_ETHERNET 15
+
+/** Network connection notification */
+#define CDC_NETWORK_CONNECTION						\
+	( USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE |		\
+	  USB_REQUEST_TYPE ( 0x00 ) )
+
+/** Connection speed change notification */
+#define CDC_CONNECTION_SPEED_CHANGE					\
+	( USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE |		\
+	  USB_REQUEST_TYPE ( 0x2a ) )
+
+/** Connection speed change notification */
+struct cdc_connection_speed_change {
+	/** Downlink bit rate, in bits per second */
+	uint32_t down;
+	/** Uplink bit rate, in bits per second */
+	uint32_t up;
+} __attribute__ (( packed ));
+
+#endif /* _IPXE_CDC_H */
diff --git a/src/include/ipxe/errfile.h b/src/include/ipxe/errfile.h
index 61aedf435..087475494 100644
--- a/src/include/ipxe/errfile.h
+++ b/src/include/ipxe/errfile.h
@@ -161,6 +161,8 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #define ERRFILE_netfront	     ( ERRFILE_DRIVER | 0x00690000 )
 #define ERRFILE_nii		     ( ERRFILE_DRIVER | 0x006a0000 )
 #define ERRFILE_netvsc		     ( ERRFILE_DRIVER | 0x006b0000 )
+#define ERRFILE_ecm		     ( ERRFILE_DRIVER | 0x006c0000 )
+#define ERRFILE_ncm		     ( ERRFILE_DRIVER | 0x006d0000 )
 
 #define ERRFILE_scsi		     ( ERRFILE_DRIVER | 0x00700000 )
 #define ERRFILE_arbel		     ( ERRFILE_DRIVER | 0x00710000 )
-- 
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