freebsd-skq/sys/dev/usb/template/usb_template_serialnet.c
br b9e5270f1e Add usb template SERIALNET allowing us to have both USB CDC Ethernet
and USB CDC Modem same time by single cable.

Reviewed by:	hselasky@
2015-01-13 14:03:56 +00:00

388 lines
11 KiB
C

/*-
* Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
* All rights reserved.
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
* ("CTSRD"), as part of the DARPA CRASH research programme.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* This file contains the USB template for USB Networking and Serial
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifdef USB_GLOBAL_INCLUDE_FILE
#include USB_GLOBAL_INCLUDE_FILE
#else
#include <sys/stdint.h>
#include <sys/stddef.h>
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/module.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/sysctl.h>
#include <sys/sx.h>
#include <sys/unistd.h>
#include <sys/callout.h>
#include <sys/malloc.h>
#include <sys/priv.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usb_core.h>
#include <dev/usb/usb_cdc.h>
#include <dev/usb/template/usb_template.h>
#endif /* USB_GLOBAL_INCLUDE_FILE */
#define MODEM_IFACE_0 0
#define MODEM_IFACE_1 1
enum {
STRING_LANG_INDEX,
STRING_MODEM_INDEX,
STRING_ETH_MAC_INDEX,
STRING_ETH_CONTROL_INDEX,
STRING_ETH_DATA_INDEX,
STRING_ETH_CONFIG_INDEX,
STRING_CONFIG_INDEX,
STRING_VENDOR_INDEX,
STRING_PRODUCT_INDEX,
STRING_SERIAL_INDEX,
STRING_MAX,
};
#define STRING_MODEM \
"U\0S\0B\0 \0M\0o\0d\0e\0m\0 \0I\0n\0t\0e\0r\0f\0a\0c\0e"
#define STRING_ETH_MAC \
"2\0A\0002\0003\0004\0005\0006\0007\08\09\0A\0B"
#define STRING_ETH_CONTROL \
"U\0S\0B\0 \0E\0t\0h\0e\0r\0n\0e\0t\0 " \
"\0C\0o\0m\0m\0 \0I\0n\0t\0e\0r\0f\0a\0c\0e"
#define STRING_ETH_DATA \
"U\0S\0B\0 \0E\0t\0h\0e\0r\0n\0e\0t\0 \0D\0a\0t\0a\0 " \
"\0I\0n\0t\0e\0r\0f\0a\0c\0e"
#define STRING_CONFIG \
"D\0e\0f\0a\0u\0l\0t\0 \0c\0o\0n\0f\0i\0g\0u\0r\0a\0t\0i\0o\0n"
#define STRING_VENDOR \
"T\0h\0e\0 \0F\0r\0e\0e\0B\0S\0D\0 \0P\0r\0o\0j\0e\0c\0t"
#define STRING_PRODUCT \
"S\0E\0R\0I\0A\0L\0N\0E\0T"
#define STRING_SERIAL \
"J\0a\0n\0u\0a\0r\0y\0 \0002\0000\0001\0005"
/* make the real string descriptors */
USB_MAKE_STRING_DESC(STRING_MODEM, string_modem);
USB_MAKE_STRING_DESC(STRING_ETH_MAC, string_eth_mac);
USB_MAKE_STRING_DESC(STRING_ETH_CONTROL, string_eth_control);
USB_MAKE_STRING_DESC(STRING_ETH_DATA, string_eth_data);
USB_MAKE_STRING_DESC(STRING_CONFIG, string_serialnet_config);
USB_MAKE_STRING_DESC(STRING_VENDOR, string_serialnet_vendor);
USB_MAKE_STRING_DESC(STRING_PRODUCT, string_serialnet_product);
USB_MAKE_STRING_DESC(STRING_SERIAL, string_serialnet_serial);
/* prototypes */
static usb_temp_get_string_desc_t serialnet_get_string_desc;
static const struct usb_cdc_union_descriptor eth_union_desc = {
.bLength = sizeof(eth_union_desc),
.bDescriptorType = UDESC_CS_INTERFACE,
.bDescriptorSubtype = UDESCSUB_CDC_UNION,
.bMasterInterface = 0, /* this is automatically updated */
.bSlaveInterface[0] = 1, /* this is automatically updated */
};
static const struct usb_cdc_header_descriptor eth_header_desc = {
.bLength = sizeof(eth_header_desc),
.bDescriptorType = UDESC_CS_INTERFACE,
.bDescriptorSubtype = UDESCSUB_CDC_HEADER,
.bcdCDC[0] = 0x10,
.bcdCDC[1] = 0x01,
};
static const struct usb_cdc_ethernet_descriptor eth_enf_desc = {
.bLength = sizeof(eth_enf_desc),
.bDescriptorType = UDESC_CS_INTERFACE,
.bDescriptorSubtype = UDESCSUB_CDC_ENF,
.iMacAddress = STRING_ETH_MAC_INDEX,
.bmEthernetStatistics = {0, 0, 0, 0},
.wMaxSegmentSize = {0xEA, 0x05},/* 1514 bytes */
.wNumberMCFilters = {0, 0},
.bNumberPowerFilters = 0,
};
static const void *eth_control_if_desc[] = {
&eth_union_desc,
&eth_header_desc,
&eth_enf_desc,
NULL,
};
static const struct usb_temp_packet_size bulk_mps = {
.mps[USB_SPEED_FULL] = 64,
.mps[USB_SPEED_HIGH] = 512,
};
static const struct usb_temp_packet_size intr_mps = {
.mps[USB_SPEED_FULL] = 8,
.mps[USB_SPEED_HIGH] = 8,
};
static const struct usb_temp_endpoint_desc bulk_in_ep = {
.pPacketSize = &bulk_mps,
#ifdef USB_HIP_IN_EP_0
.bEndpointAddress = USB_HIP_IN_EP_0,
#else
.bEndpointAddress = UE_DIR_IN,
#endif
.bmAttributes = UE_BULK,
};
static const struct usb_temp_endpoint_desc bulk_out_ep = {
.pPacketSize = &bulk_mps,
#ifdef USB_HIP_OUT_EP_0
.bEndpointAddress = USB_HIP_OUT_EP_0,
#else
.bEndpointAddress = UE_DIR_OUT,
#endif
.bmAttributes = UE_BULK,
};
static const struct usb_temp_endpoint_desc intr_in_ep = {
.pPacketSize = &intr_mps,
.bEndpointAddress = UE_DIR_IN,
.bmAttributes = UE_INTERRUPT,
};
static const struct usb_temp_endpoint_desc *eth_intr_endpoints[] = {
&intr_in_ep,
NULL,
};
static const struct usb_temp_interface_desc eth_control_interface = {
.ppEndpoints = eth_intr_endpoints,
.ppRawDesc = eth_control_if_desc,
.bInterfaceClass = UICLASS_CDC,
.bInterfaceSubClass = UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL,
.bInterfaceProtocol = 0,
.iInterface = STRING_ETH_CONTROL_INDEX,
};
static const struct usb_temp_endpoint_desc *eth_data_endpoints[] = {
&bulk_in_ep,
&bulk_out_ep,
NULL,
};
static const struct usb_temp_interface_desc eth_data_null_interface = {
.ppEndpoints = NULL, /* no endpoints */
.bInterfaceClass = UICLASS_CDC_DATA,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 0,
.iInterface = STRING_ETH_DATA_INDEX,
};
static const struct usb_temp_interface_desc eth_data_interface = {
.ppEndpoints = eth_data_endpoints,
.bInterfaceClass = UICLASS_CDC_DATA,
.bInterfaceSubClass = UISUBCLASS_DATA,
.bInterfaceProtocol = 0,
.iInterface = STRING_ETH_DATA_INDEX,
.isAltInterface = 1, /* this is an alternate setting */
};
static const struct usb_temp_packet_size modem_bulk_mps = {
.mps[USB_SPEED_LOW] = 8,
.mps[USB_SPEED_FULL] = 64,
.mps[USB_SPEED_HIGH] = 512,
};
static const struct usb_temp_packet_size modem_intr_mps = {
.mps[USB_SPEED_LOW] = 8,
.mps[USB_SPEED_FULL] = 8,
.mps[USB_SPEED_HIGH] = 8,
};
static const struct usb_temp_interval modem_intr_interval = {
.bInterval[USB_SPEED_LOW] = 8, /* 8ms */
.bInterval[USB_SPEED_FULL] = 8, /* 8ms */
.bInterval[USB_SPEED_HIGH] = 7, /* 8ms */
};
static const struct usb_temp_endpoint_desc modem_ep_0 = {
.pPacketSize = &modem_intr_mps,
.pIntervals = &modem_intr_interval,
.bEndpointAddress = UE_DIR_IN,
.bmAttributes = UE_INTERRUPT,
};
static const struct usb_temp_endpoint_desc modem_ep_1 = {
.pPacketSize = &modem_bulk_mps,
.bEndpointAddress = UE_DIR_OUT,
.bmAttributes = UE_BULK,
};
static const struct usb_temp_endpoint_desc modem_ep_2 = {
.pPacketSize = &modem_bulk_mps,
.bEndpointAddress = UE_DIR_IN,
.bmAttributes = UE_BULK,
};
static const struct usb_temp_endpoint_desc *modem_iface_0_ep[] = {
&modem_ep_0,
NULL,
};
static const struct usb_temp_endpoint_desc *modem_iface_1_ep[] = {
&modem_ep_1,
&modem_ep_2,
NULL,
};
static const uint8_t modem_raw_desc_0[] = {
0x05, 0x24, 0x00, 0x10, 0x01
};
static const uint8_t modem_raw_desc_1[] = {
0x05, 0x24, 0x06, MODEM_IFACE_0, MODEM_IFACE_1
};
static const uint8_t modem_raw_desc_2[] = {
0x05, 0x24, 0x01, 0x03, MODEM_IFACE_1
};
static const uint8_t modem_raw_desc_3[] = {
0x04, 0x24, 0x02, 0x07
};
static const void *modem_iface_0_desc[] = {
&modem_raw_desc_0,
&modem_raw_desc_1,
&modem_raw_desc_2,
&modem_raw_desc_3,
NULL,
};
static const struct usb_temp_interface_desc modem_iface_0 = {
.ppRawDesc = modem_iface_0_desc,
.ppEndpoints = modem_iface_0_ep,
.bInterfaceClass = 2,
.bInterfaceSubClass = 2,
.bInterfaceProtocol = 1,
.iInterface = STRING_MODEM_INDEX,
};
static const struct usb_temp_interface_desc modem_iface_1 = {
.ppEndpoints = modem_iface_1_ep,
.bInterfaceClass = 10,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 0,
.iInterface = STRING_MODEM_INDEX,
};
static const struct usb_temp_interface_desc *serialnet_interfaces[] = {
&modem_iface_0,
&modem_iface_1,
&eth_control_interface,
&eth_data_null_interface,
&eth_data_interface,
NULL,
};
static const struct usb_temp_config_desc serialnet_config_desc = {
.ppIfaceDesc = serialnet_interfaces,
.bmAttributes = UC_BUS_POWERED,
.bMaxPower = 25, /* 50 mA */
.iConfiguration = STRING_CONFIG_INDEX,
};
static const struct usb_temp_config_desc *serialnet_configs[] = {
&serialnet_config_desc,
NULL,
};
const struct usb_temp_device_desc usb_template_serialnet = {
.getStringDesc = &serialnet_get_string_desc,
.ppConfigDesc = serialnet_configs,
.idVendor = USB_TEMPLATE_VENDOR,
.idProduct = 0x0001,
.bcdDevice = 0x0100,
.bDeviceClass = UDCLASS_COMM,
.bDeviceSubClass = 0,
.bDeviceProtocol = 0,
.iManufacturer = STRING_VENDOR_INDEX,
.iProduct = STRING_PRODUCT_INDEX,
.iSerialNumber = STRING_SERIAL_INDEX,
};
/*------------------------------------------------------------------------*
* serialnet_get_string_desc
*
* Return values:
* NULL: Failure. No such string.
* Else: Success. Pointer to string descriptor is returned.
*------------------------------------------------------------------------*/
static const void *
serialnet_get_string_desc(uint16_t lang_id, uint8_t string_index)
{
static const void *ptr[STRING_MAX] = {
[STRING_LANG_INDEX] = &usb_string_lang_en,
[STRING_MODEM_INDEX] = &string_modem,
[STRING_ETH_MAC_INDEX] = &string_eth_mac,
[STRING_ETH_CONTROL_INDEX] = &string_eth_control,
[STRING_ETH_DATA_INDEX] = &string_eth_data,
[STRING_CONFIG_INDEX] = &string_serialnet_config,
[STRING_VENDOR_INDEX] = &string_serialnet_vendor,
[STRING_PRODUCT_INDEX] = &string_serialnet_product,
[STRING_SERIAL_INDEX] = &string_serialnet_serial,
};
if (string_index == 0) {
return (&usb_string_lang_en);
}
if (lang_id != 0x0409) {
return (NULL);
}
if (string_index < STRING_MAX) {
return (ptr[string_index]);
}
return (NULL);
}