1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2008 Hans Petter Selasky <hselasky@FreeBSD.org> 5 * Copyright (c) 2018 The FreeBSD Foundation 6 * Copyright (c) 2019 Edward Tomasz Napierala <trasz@FreeBSD.org> 7 * All rights reserved. 8 * 9 * Portions of this software were developed by Edward Tomasz Napierala 10 * under sponsorship from the FreeBSD Foundation. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 /* 35 * This file contains the USB templates for an USB Mass Storage Device. 36 */ 37 38 #ifdef USB_GLOBAL_INCLUDE_FILE 39 #include USB_GLOBAL_INCLUDE_FILE 40 #else 41 #include <sys/stdint.h> 42 #include <sys/stddef.h> 43 #include <sys/param.h> 44 #include <sys/queue.h> 45 #include <sys/types.h> 46 #include <sys/systm.h> 47 #include <sys/kernel.h> 48 #include <sys/bus.h> 49 #include <sys/module.h> 50 #include <sys/lock.h> 51 #include <sys/mutex.h> 52 #include <sys/condvar.h> 53 #include <sys/sysctl.h> 54 #include <sys/sx.h> 55 #include <sys/unistd.h> 56 #include <sys/callout.h> 57 #include <sys/malloc.h> 58 #include <sys/priv.h> 59 60 #include <dev/usb/usb.h> 61 #include <dev/usb/usbdi.h> 62 #include <dev/usb/usb_core.h> 63 #include <dev/usb/usb_ioctl.h> 64 #include <dev/usb/usb_util.h> 65 66 #include <dev/usb/template/usb_template.h> 67 #endif /* USB_GLOBAL_INCLUDE_FILE */ 68 69 enum { 70 CDCEEM_LANG_INDEX, 71 CDCEEM_INTERFACE_INDEX, 72 CDCEEM_CONFIGURATION_INDEX, 73 CDCEEM_MANUFACTURER_INDEX, 74 CDCEEM_PRODUCT_INDEX, 75 CDCEEM_SERIAL_NUMBER_INDEX, 76 CDCEEM_MAX_INDEX, 77 }; 78 79 #define CDCEEM_DEFAULT_VENDOR_ID USB_TEMPLATE_VENDOR 80 #define CDCEEM_DEFAULT_PRODUCT_ID 0x27df 81 #define CDCEEM_DEFAULT_INTERFACE "USB CDC EEM Interface" 82 #define CDCEEM_DEFAULT_CONFIGURATION "Default Config" 83 #define CDCEEM_DEFAULT_MANUFACTURER USB_TEMPLATE_MANUFACTURER 84 #define CDCEEM_DEFAULT_PRODUCT "CDC EEM" 85 #define CDCEEM_DEFAULT_SERIAL_NUMBER "March 2008" 86 87 static struct usb_string_descriptor cdceem_interface; 88 static struct usb_string_descriptor cdceem_configuration; 89 static struct usb_string_descriptor cdceem_manufacturer; 90 static struct usb_string_descriptor cdceem_product; 91 static struct usb_string_descriptor cdceem_serial_number; 92 93 static struct sysctl_ctx_list cdceem_ctx_list; 94 95 /* prototypes */ 96 97 static usb_temp_get_string_desc_t cdceem_get_string_desc; 98 99 static const struct usb_temp_packet_size bulk_mps = { 100 .mps[USB_SPEED_FULL] = 64, 101 .mps[USB_SPEED_HIGH] = 512, 102 }; 103 104 static const struct usb_temp_endpoint_desc bulk_in_ep = { 105 .pPacketSize = &bulk_mps, 106 #ifdef USB_HIP_IN_EP_0 107 .bEndpointAddress = USB_HIP_IN_EP_0, 108 #else 109 .bEndpointAddress = UE_DIR_IN, 110 #endif 111 .bmAttributes = UE_BULK, 112 }; 113 114 static const struct usb_temp_endpoint_desc bulk_out_ep = { 115 .pPacketSize = &bulk_mps, 116 #ifdef USB_HIP_OUT_EP_0 117 .bEndpointAddress = USB_HIP_OUT_EP_0, 118 #else 119 .bEndpointAddress = UE_DIR_OUT, 120 #endif 121 .bmAttributes = UE_BULK, 122 }; 123 124 static const struct usb_temp_endpoint_desc *cdceem_data_endpoints[] = { 125 &bulk_in_ep, 126 &bulk_out_ep, 127 NULL, 128 }; 129 130 static const struct usb_temp_interface_desc cdceem_data_interface = { 131 .ppEndpoints = cdceem_data_endpoints, 132 .bInterfaceClass = UICLASS_CDC, 133 .bInterfaceSubClass = UISUBCLASS_ETHERNET_EMULATION_MODEL, 134 .bInterfaceProtocol = UIPROTO_CDC_EEM, 135 .iInterface = CDCEEM_INTERFACE_INDEX, 136 }; 137 138 static const struct usb_temp_interface_desc *cdceem_interfaces[] = { 139 &cdceem_data_interface, 140 NULL, 141 }; 142 143 static const struct usb_temp_config_desc cdceem_config_desc = { 144 .ppIfaceDesc = cdceem_interfaces, 145 .bmAttributes = 0, 146 .bMaxPower = 0, 147 .iConfiguration = CDCEEM_CONFIGURATION_INDEX, 148 }; 149 150 static const struct usb_temp_config_desc *cdceem_configs[] = { 151 &cdceem_config_desc, 152 NULL, 153 }; 154 155 struct usb_temp_device_desc usb_template_cdceem = { 156 .getStringDesc = &cdceem_get_string_desc, 157 .ppConfigDesc = cdceem_configs, 158 .idVendor = CDCEEM_DEFAULT_VENDOR_ID, 159 .idProduct = CDCEEM_DEFAULT_PRODUCT_ID, 160 .bcdDevice = 0x0100, 161 .bDeviceClass = UDCLASS_COMM, 162 .bDeviceSubClass = 0, 163 .bDeviceProtocol = 0, 164 .iManufacturer = CDCEEM_MANUFACTURER_INDEX, 165 .iProduct = CDCEEM_PRODUCT_INDEX, 166 .iSerialNumber = CDCEEM_SERIAL_NUMBER_INDEX, 167 }; 168 169 /*------------------------------------------------------------------------* 170 * cdceem_get_string_desc 171 * 172 * Return values: 173 * NULL: Failure. No such string. 174 * Else: Success. Pointer to string descriptor is returned. 175 *------------------------------------------------------------------------*/ 176 static const void * 177 cdceem_get_string_desc(uint16_t lang_id, uint8_t string_index) 178 { 179 static const void *ptr[CDCEEM_MAX_INDEX] = { 180 [CDCEEM_LANG_INDEX] = &usb_string_lang_en, 181 [CDCEEM_INTERFACE_INDEX] = &cdceem_interface, 182 [CDCEEM_CONFIGURATION_INDEX] = &cdceem_configuration, 183 [CDCEEM_MANUFACTURER_INDEX] = &cdceem_manufacturer, 184 [CDCEEM_PRODUCT_INDEX] = &cdceem_product, 185 [CDCEEM_SERIAL_NUMBER_INDEX] = &cdceem_serial_number, 186 }; 187 188 if (string_index == 0) { 189 return (&usb_string_lang_en); 190 } 191 if (lang_id != 0x0409) { 192 return (NULL); 193 } 194 if (string_index < CDCEEM_MAX_INDEX) { 195 return (ptr[string_index]); 196 } 197 return (NULL); 198 } 199 200 static void 201 cdceem_init(void *arg __unused) 202 { 203 struct sysctl_oid *parent; 204 char parent_name[3]; 205 206 usb_make_str_desc(&cdceem_interface, sizeof(cdceem_interface), 207 CDCEEM_DEFAULT_INTERFACE); 208 usb_make_str_desc(&cdceem_configuration, sizeof(cdceem_configuration), 209 CDCEEM_DEFAULT_CONFIGURATION); 210 usb_make_str_desc(&cdceem_manufacturer, sizeof(cdceem_manufacturer), 211 CDCEEM_DEFAULT_MANUFACTURER); 212 usb_make_str_desc(&cdceem_product, sizeof(cdceem_product), 213 CDCEEM_DEFAULT_PRODUCT); 214 usb_make_str_desc(&cdceem_serial_number, sizeof(cdceem_serial_number), 215 CDCEEM_DEFAULT_SERIAL_NUMBER); 216 217 snprintf(parent_name, sizeof(parent_name), "%d", USB_TEMP_CDCEEM); 218 sysctl_ctx_init(&cdceem_ctx_list); 219 220 parent = SYSCTL_ADD_NODE(&cdceem_ctx_list, 221 SYSCTL_STATIC_CHILDREN(_hw_usb_templates), OID_AUTO, 222 parent_name, CTLFLAG_RW | CTLFLAG_MPSAFE, 223 0, "USB CDC EEM device side template"); 224 SYSCTL_ADD_U16(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 225 "vendor_id", CTLFLAG_RWTUN, 226 &usb_template_cdceem.idVendor, 1, "Vendor identifier"); 227 SYSCTL_ADD_U16(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 228 "product_id", CTLFLAG_RWTUN, 229 &usb_template_cdceem.idProduct, 1, "Product identifier"); 230 #if 0 231 SYSCTL_ADD_PROC(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 232 "interface", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 233 &cdceem_interface, sizeof(cdceem_interface), usb_temp_sysctl, 234 "A", "Interface string"); 235 SYSCTL_ADD_PROC(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 236 "configuration", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 237 &cdceem_configuration, sizeof(cdceem_configuration), usb_temp_sysctl, 238 "A", "Configuration string"); 239 #endif 240 SYSCTL_ADD_PROC(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 241 "manufacturer", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 242 &cdceem_manufacturer, sizeof(cdceem_manufacturer), usb_temp_sysctl, 243 "A", "Manufacturer string"); 244 SYSCTL_ADD_PROC(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 245 "product", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 246 &cdceem_product, sizeof(cdceem_product), usb_temp_sysctl, 247 "A", "Product string"); 248 SYSCTL_ADD_PROC(&cdceem_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO, 249 "serial_number", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 250 &cdceem_serial_number, sizeof(cdceem_serial_number), usb_temp_sysctl, 251 "A", "Serial number string"); 252 } 253 254 static void 255 cdceem_uninit(void *arg __unused) 256 { 257 258 sysctl_ctx_free(&cdceem_ctx_list); 259 } 260 261 SYSINIT(cdceem_init, SI_SUB_LOCK, SI_ORDER_FIRST, cdceem_init, NULL); 262 SYSUNINIT(cdceem_uninit, SI_SUB_LOCK, SI_ORDER_FIRST, cdceem_uninit, NULL); 263