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Date:      Sun, 6 Jan 2008 22:20:53 GMT
From:      Hans Petter Selasky <hselasky@FreeBSD.org>
To:        Perforce Change Reviews <perforce@FreeBSD.org>
Subject:   PERFORCE change 132648 for review
Message-ID:  <200801062220.m06MKrvf083370@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=132648

Change 132648 by hselasky@hselasky_laptop001 on 2008/01/06 22:20:26

	
	Add support for the 512x4 ethernet over USB
	protocol to the default CDCE USB template.

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb/usb_template_cdce.c#6 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb/usb_template_cdce.c#6 (text+ko) ====

@@ -40,6 +40,7 @@
 	STRING_LANG_INDEX,
 	STRING_MAC_INDEX,
 	STRING_ETH_CONTROL_INDEX,
+	STRING_ETH_CONTROL_512X4_INDEX,
 	STRING_ETH_DATA_INDEX,
 	STRING_ETH_CONFIG_INDEX,
 	STRING_ETH_VENDOR_INDEX,
@@ -65,6 +66,24 @@
   't', 0, 'e', 0, 'r', 0, 'f', 0, \
   'a', 0, 'c', 0, 'e', 0,
 
+/*
+ * Hardware Accelerated Zero Copy CDC ethernet. Buffer capacity: 512
+ * frames by 4 fragments per USB transfer.
+ */
+#define	STRING_ETH_512X4_CONTROL \
+  'U', 0, 'S', 0, 'B', 0, ' ', 0, \
+  'E', 0, 't', 0, 'h', 0, 'e', 0, \
+  'r', 0, 'n', 0, 'e', 0, 't', 0, \
+  ' ', 0, 'C', 0, 'o', 0, 'm', 0, \
+  'm', 0, ' ', 0, 'i', 0, 'n', 0, \
+  't', 0, 'e', 0, 'r', 0, 'f', 0, \
+  'a', 0, 'c', 0, 'e', 0, ' ', 0, \
+  '5', 0, '1', 0, '2', 0, 'x', 0, \
+  '4', 0, ' ', 0, 'H', 0, 'W', 0, \
+  ' ', 0, 'A', 0, 'c', 0, 'c', 0, \
+  'e', 0, 'l', 0, 'e', 0, 'r', 0, \
+  'a', 0, 't', 0, 'e', 0, 'd', 0,
+
 #define	STRING_ETH_DATA \
   'U', 0, 'S', 0, 'B', 0, ' ', 0, \
   'E', 0, 't', 0, 'h', 0, 'e', 0, \
@@ -105,6 +124,7 @@
 USB_MAKE_STRING_DESC(STRING_LANG, string_lang);
 USB_MAKE_STRING_DESC(STRING_MAC, string_mac);
 USB_MAKE_STRING_DESC(STRING_ETH_CONTROL, string_eth_control);
+USB_MAKE_STRING_DESC(STRING_ETH_512X4_CONTROL, string_eth_512x4_control);
 USB_MAKE_STRING_DESC(STRING_ETH_DATA, string_eth_data);
 USB_MAKE_STRING_DESC(STRING_ETH_CONFIG, string_eth_config);
 USB_MAKE_STRING_DESC(STRING_ETH_VENDOR, string_eth_vendor);
@@ -191,6 +211,17 @@
 	.iInterface = STRING_ETH_CONTROL_INDEX,
 };
 
+static const struct usb_temp_interface_desc eth_control_if_512x4 = {
+	.ppEndpoints = eth_intr_endpoints,
+	.ppRawDesc = eth_control_if_desc,
+	.bInterfaceClass = UICLASS_CDC,
+	.bInterfaceSubClass = UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL,
+	.bInterfaceProtocol = UIPROTO_CDC_ETH_512X4,
+	.iInterface = STRING_ETH_CONTROL_512X4_INDEX,
+	.isAltInterface = 1,		/* this is an alternate setting */
+};
+
+
 static const struct usb_temp_endpoint_desc *eth_data_endpoints[] = {
 	&bulk_in_ep,
 	&bulk_out_ep,
@@ -207,6 +238,7 @@
 
 static const struct usb_temp_interface_desc *eth_interfaces[] = {
 	&eth_control_interface,
+	&eth_control_if_512x4,
 	&eth_data_interface,
 	NULL,
 };
@@ -244,6 +276,7 @@
 		[STRING_LANG_INDEX] = &string_lang,
 		[STRING_MAC_INDEX] = &string_mac,
 		[STRING_ETH_CONTROL_INDEX] = &string_eth_control,
+		[STRING_ETH_CONTROL_512X4_INDEX] = &string_eth_512x4_control,
 		[STRING_ETH_DATA_INDEX] = &string_eth_data,
 		[STRING_ETH_CONFIG_INDEX] = &string_eth_config,
 		[STRING_ETH_VENDOR_INDEX] = &string_eth_vendor,

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