diff options
Diffstat (limited to 'sys/dev/usb/template/usb_template_cdce.c')
| -rw-r--r-- | sys/dev/usb/template/usb_template_cdce.c | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/sys/dev/usb/template/usb_template_cdce.c b/sys/dev/usb/template/usb_template_cdce.c new file mode 100644 index 0000000..c215c1d --- /dev/null +++ b/sys/dev/usb/template/usb_template_cdce.c @@ -0,0 +1,292 @@ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +/*- + * Copyright (c) 2007 Hans Petter Selasky <hselasky@freebsd.org> + * All rights reserved. + * + * 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 templates for a CDC USB ethernet device. + */ + +#include <dev/usb/usb.h> +#include <dev/usb/usb_cdc.h> +#include <dev/usb/usb_mfunc.h> + +#include <dev/usb/usb_core.h> + +#include <dev/usb/template/usb_template.h> + +enum { + STRING_LANG_INDEX, + STRING_MAC_INDEX, + STRING_ETH_CONTROL_INDEX, + STRING_ETH_DATA_INDEX, + STRING_ETH_CONFIG_INDEX, + STRING_ETH_VENDOR_INDEX, + STRING_ETH_PRODUCT_INDEX, + STRING_ETH_SERIAL_INDEX, + STRING_ETH_MAX, +}; + +#define STRING_LANG \ + 0x09, 0x04, /* American English */ + +#define STRING_MAC \ + '2', 0, 'A', 0, '2', 0, '3', 0, \ + '4', 0, '5', 0, '6', 0, '7', 0, \ + '8', 0, '9', 0, 'A', 0, 'B', 0, + +#define STRING_ETH_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, + +#define STRING_ETH_DATA \ + 'U', 0, 'S', 0, 'B', 0, ' ', 0, \ + 'E', 0, 't', 0, 'h', 0, 'e', 0, \ + 'r', 0, 'n', 0, 'e', 0, 't', 0, \ + ' ', 0, 'D', 0, 'a', 0, 't', 0, \ + 'a', 0, ' ', 0, 'i', 0, 'n', 0, \ + 't', 0, 'e', 0, 'r', 0, 'f', 0, \ + 'a', 0, 'c', 0, 'e', 0, + +#define STRING_ETH_CONFIG \ + 'D', 0, 'e', 0, 'f', 0, 'a', 0, \ + 'u', 0, 'l', 0, 't', 0, ' ', 0, \ + 'c', 0, 'o', 0, 'n', 0, 'f', 0, \ + 'i', 0, 'g', 0, + +#define STRING_ETH_VENDOR \ + 'F', 0, 'r', 0, 'e', 0, 'e', 0, \ + 'B', 0, 'S', 0, 'D', 0, ' ', 0, \ + 'f', 0, 'o', 0, 'u', 0, 'n', 0, \ + 'd', 0, 'a', 0, 't', 0, 'i', 0, \ + 'o', 0, 'n', 0, + +#define STRING_ETH_PRODUCT \ + 'U', 0, 'S', 0, 'B', 0, ' ', 0, \ + 'E', 0, 't', 0, 'h', 0, 'e', 0, \ + 'r', 0, 'n', 0, 'e', 0, 't', 0, \ + ' ', 0, 'A', 0, 'd', 0, 'a', 0, \ + 'p', 0, 't', 0, 'e', 0, 'r', 0, + +#define STRING_ETH_SERIAL \ + 'D', 0, 'e', 0, 'c', 0, 'e', 0, \ + 'm', 0, 'b', 0, 'e', 0, 'r', 0, \ + ' ', 0, '2', 0, '0', 0, '0', 0, \ + '7', 0, + +/* make the real string descriptors */ + +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_DATA, string_eth_data); +USB_MAKE_STRING_DESC(STRING_ETH_CONFIG, string_eth_config); +USB_MAKE_STRING_DESC(STRING_ETH_VENDOR, string_eth_vendor); +USB_MAKE_STRING_DESC(STRING_ETH_PRODUCT, string_eth_product); +USB_MAKE_STRING_DESC(STRING_ETH_SERIAL, string_eth_serial); + +/* prototypes */ + +static usb2_temp_get_string_desc_t eth_get_string_desc; + +static const struct usb2_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 usb2_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 usb2_cdc_ethernet_descriptor eth_enf_desc = { + .bLength = sizeof(eth_enf_desc), + .bDescriptorType = UDESC_CS_INTERFACE, + .bDescriptorSubtype = UDESCSUB_CDC_ENF, + .iMacAddress = STRING_MAC_INDEX, + .bmEthernetStatistics = {0, 0, 0, 0}, + .wMaxSegmentSize = {0xEA, 0x05},/* 1514 bytes */ + .wNumberMCFilters = {0, 0}, + .bNumberPowerFilters = 0, +}; + +static const void *eth_control_if_desc[] = { + ð_union_desc, + ð_header_desc, + ð_enf_desc, + NULL, +}; + +static const struct usb2_temp_packet_size bulk_mps = { + .mps[USB_SPEED_FULL] = 64, + .mps[USB_SPEED_HIGH] = 512, +}; + +static const struct usb2_temp_packet_size intr_mps = { + .mps[USB_SPEED_FULL] = 8, + .mps[USB_SPEED_HIGH] = 8, +}; + +static const struct usb2_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 usb2_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 usb2_temp_endpoint_desc intr_in_ep = { + .pPacketSize = &intr_mps, + .bEndpointAddress = UE_DIR_IN, + .bmAttributes = UE_INTERRUPT, +}; + +static const struct usb2_temp_endpoint_desc *eth_intr_endpoints[] = { + &intr_in_ep, + NULL, +}; + +static const struct usb2_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 usb2_temp_endpoint_desc *eth_data_endpoints[] = { + &bulk_in_ep, + &bulk_out_ep, + NULL, +}; + +static const struct usb2_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 usb2_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 usb2_temp_interface_desc *eth_interfaces[] = { + ð_control_interface, + ð_data_null_interface, + ð_data_interface, + NULL, +}; + +static const struct usb2_temp_config_desc eth_config_desc = { + .ppIfaceDesc = eth_interfaces, + .bmAttributes = UC_BUS_POWERED, + .bMaxPower = 25, /* 50 mA */ + .iConfiguration = STRING_ETH_CONFIG_INDEX, +}; + +static const struct usb2_temp_config_desc *eth_configs[] = { + ð_config_desc, + NULL, +}; + +const struct usb2_temp_device_desc usb2_template_cdce = { + .getStringDesc = ð_get_string_desc, + .ppConfigDesc = eth_configs, + .idVendor = 0x0001, + .idProduct = 0x0001, + .bcdDevice = 0x0100, + .bDeviceClass = UDCLASS_COMM, + .bDeviceSubClass = 0, + .bDeviceProtocol = 0, + .iManufacturer = STRING_ETH_VENDOR_INDEX, + .iProduct = STRING_ETH_PRODUCT_INDEX, + .iSerialNumber = STRING_ETH_SERIAL_INDEX, +}; + +/*------------------------------------------------------------------------* + * eth_get_string_desc + * + * Return values: + * NULL: Failure. No such string. + * Else: Success. Pointer to string descriptor is returned. + *------------------------------------------------------------------------*/ +static const void * +eth_get_string_desc(uint16_t lang_id, uint8_t string_index) +{ + static const void *ptr[STRING_ETH_MAX] = { + [STRING_LANG_INDEX] = &string_lang, + [STRING_MAC_INDEX] = &string_mac, + [STRING_ETH_CONTROL_INDEX] = &string_eth_control, + [STRING_ETH_DATA_INDEX] = &string_eth_data, + [STRING_ETH_CONFIG_INDEX] = &string_eth_config, + [STRING_ETH_VENDOR_INDEX] = &string_eth_vendor, + [STRING_ETH_PRODUCT_INDEX] = &string_eth_product, + [STRING_ETH_SERIAL_INDEX] = &string_eth_serial, + }; + + if (string_index == 0) { + return (&string_lang); + } + if (lang_id != 0x0409) { + return (NULL); + } + if (string_index < STRING_ETH_MAX) { + return (ptr[string_index]); + } + return (NULL); +} |
