1 /* $OpenBSD: uftdi.c,v 1.53 2009/04/22 18:56:56 deraadt Exp $ */ 2 /* $NetBSD: uftdi.c,v 1.14 2003/02/23 04:20:07 simonb Exp $ */ 3 4 /* 5 * Copyright (c) 2000 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson (lennart@augustsson.net). 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * FTDI FT8U100AX serial adapter driver 35 */ 36 37 /* 38 * XXX This driver will not support multiple serial ports. 39 * XXX The ucom layer needs to be extended first. 40 */ 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/kernel.h> 45 #include <sys/device.h> 46 #include <sys/conf.h> 47 #include <sys/tty.h> 48 49 #include <dev/usb/usb.h> 50 #include <dev/usb/usbhid.h> 51 52 #include <dev/usb/usbdi.h> 53 #include <dev/usb/usbdi_util.h> 54 #include <dev/usb/usbdevs.h> 55 56 #include <dev/usb/ucomvar.h> 57 58 #include <dev/usb/uftdireg.h> 59 60 #ifdef UFTDI_DEBUG 61 #define DPRINTF(x) do { if (uftdidebug) printf x; } while (0) 62 #define DPRINTFN(n,x) do { if (uftdidebug>(n)) printf x; } while (0) 63 int uftdidebug = 0; 64 #else 65 #define DPRINTF(x) 66 #define DPRINTFN(n,x) 67 #endif 68 69 #define UFTDI_CONFIG_INDEX 0 70 #define UFTDI_IFACE_INDEX 0 71 72 73 /* 74 * These are the maximum number of bytes transferred per frame. 75 * The output buffer size cannot be increased due to the size encoding. 76 */ 77 #define UFTDIIBUFSIZE 64 78 #define UFTDIOBUFSIZE 64 79 80 struct uftdi_softc { 81 struct device sc_dev; /* base device */ 82 usbd_device_handle sc_udev; /* device */ 83 usbd_interface_handle sc_iface; /* interface */ 84 85 enum uftdi_type sc_type; 86 u_int sc_hdrlen; 87 88 u_char sc_msr; 89 u_char sc_lsr; 90 91 struct device *sc_subdev; 92 93 u_char sc_dying; 94 95 u_int last_lcr; 96 }; 97 98 void uftdi_get_status(void *, int portno, u_char *lsr, u_char *msr); 99 void uftdi_set(void *, int, int, int); 100 int uftdi_param(void *, int, struct termios *); 101 int uftdi_open(void *sc, int portno); 102 void uftdi_read(void *sc, int portno, u_char **ptr, 103 u_int32_t *count); 104 void uftdi_write(void *sc, int portno, u_char *to, u_char *from, 105 u_int32_t *count); 106 void uftdi_break(void *sc, int portno, int onoff); 107 int uftdi_8u232am_getrate(speed_t speed, int *rate); 108 109 struct ucom_methods uftdi_methods = { 110 uftdi_get_status, 111 uftdi_set, 112 uftdi_param, 113 NULL, 114 uftdi_open, 115 NULL, 116 uftdi_read, 117 uftdi_write, 118 }; 119 120 int uftdi_match(struct device *, void *, void *); 121 void uftdi_attach(struct device *, struct device *, void *); 122 int uftdi_detach(struct device *, int); 123 int uftdi_activate(struct device *, enum devact); 124 125 struct cfdriver uftdi_cd = { 126 NULL, "uftdi", DV_DULL 127 }; 128 129 const struct cfattach uftdi_ca = { 130 sizeof(struct uftdi_softc), 131 uftdi_match, 132 uftdi_attach, 133 uftdi_detach, 134 uftdi_activate, 135 }; 136 137 static const struct usb_devno uftdi_devs[] = { 138 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_232USB9M }, 139 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_485USB9F2W }, 140 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_485USB9F4W }, 141 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USO9ML2 }, 142 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USO9ML2DR }, 143 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USO9ML2DR2 }, 144 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USOPTL4 }, 145 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USOPTL4DR }, 146 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USOPTL4DR2 }, 147 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USOTL4 }, 148 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USPTL4 }, 149 { USB_VENDOR_BBELECTR, USB_PRODUCT_BBELECTR_USTL4 }, 150 { USB_VENDOR_EVOLUTION, USB_PRODUCT_EVOLUTION_ER1 }, 151 { USB_VENDOR_EVOLUTION, USB_PRODUCT_EVOLUTION_RCM4_1 }, 152 { USB_VENDOR_EVOLUTION, USB_PRODUCT_EVOLUTION_RCM4_2 }, 153 { USB_VENDOR_FALCOM, USB_PRODUCT_FALCOM_SAMBA }, 154 { USB_VENDOR_FALCOM, USB_PRODUCT_FALCOM_TWIST }, 155 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ACCESSO }, 156 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ACG_HFDUAL }, 157 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ACTROBOTS }, 158 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ACTZWAVE }, 159 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_AMC232 }, 160 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ARTEMIS }, 161 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_1 }, 162 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_2 }, 163 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_3 }, 164 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_4 }, 165 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_5 }, 166 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_6 }, 167 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_7 }, 168 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ASK_RDR4X7_8 }, 169 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ATK16 }, 170 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ATK16C }, 171 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ATK16HR }, 172 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ATK16HRC }, 173 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_CANUSB }, 174 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_CCS_ICDU20 }, 175 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_CCS_ICDU40 }, 176 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_CCS_MACHX }, 177 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_CHAMELEON }, 178 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_COASTAL_TNCX }, 179 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_DMX4ALL }, 180 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ECLO_1WIRE }, 181 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ECO_PRO }, 182 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_EISCOU }, 183 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_ALC8500 }, 184 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_CLI7000 }, 185 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_CSI8 }, 186 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_EM1000DL }, 187 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_EM1010PC }, 188 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_FHZ1000PC }, 189 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_FHZ1300PC }, 190 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_FS20SIG }, 191 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_PCD200 }, 192 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_PCK100 }, 193 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_PPS7330 }, 194 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_RFP500 }, 195 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_T1100 }, 196 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_TFM100 }, 197 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UAD7 }, 198 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UAD8 }, 199 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UDF77 }, 200 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UIO88 }, 201 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_ULA200 }, 202 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UM100 }, 203 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UO100 }, 204 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_UR100 }, 205 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_USI2 }, 206 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_WS300PC }, 207 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_ELV_WS500 }, 208 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_FT232_1 }, 209 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_FT232_3 }, 210 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_FT232_4 }, 211 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_FT232_5 }, 212 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_FT232_6 }, 213 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GAMMASCOUT }, 214 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_1 }, 215 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_2 }, 216 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_3 }, 217 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_4 }, 218 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_5 }, 219 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_6 }, 220 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_7 }, 221 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_8 }, 222 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_9 }, 223 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_A }, 224 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_GUDE_B }, 225 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_1 }, 226 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_APP70 }, 227 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_PCMCIA }, 228 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_PEDO }, 229 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_PICPRO }, 230 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_PK1 }, 231 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_RS232MON }, 232 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IBS_US485 }, 233 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_IPLUS }, 234 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_547 }, 235 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_631 }, 236 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_632 }, 237 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_633 }, 238 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_634 }, 239 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_635 }, 240 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_640 }, 241 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_CFA_642 }, 242 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_LK202_24 }, 243 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_LK204_24 }, 244 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LCD_MX200 }, 245 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LINX_1 }, 246 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LINX_2 }, 247 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LINX_3 }, 248 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LINX_MASTER2 }, 249 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_LOCOBUFFER }, 250 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MATRIX_2 }, 251 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MATRIX_3 }, 252 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_DB9 }, 253 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_IC }, 254 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_KW }, 255 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_RS232 }, 256 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_Y6 }, 257 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_Y8 }, 258 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_Y9 }, 259 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MHAM_YS }, 260 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_MJS_SIRIUS_PC }, 261 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_OPENPORT_13M }, 262 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_OPENPORT_13S }, 263 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_OPENPORT_13U }, 264 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_PCDJ_DAC2 }, 265 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_PYRAMID }, 266 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SEMC_DSS20 }, 267 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_2232C }, 268 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_2232L }, 269 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_232BM }, 270 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_8U100AX }, 271 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_8U232AM }, 272 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_8U232AM4 }, 273 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TERATRONIK_D2XX }, 274 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TERATRONIK_VCP }, 275 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_THORLABS }, 276 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TIRA1 }, 277 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TNCX }, 278 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_UOPTBR }, 279 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_USBSERIAL }, 280 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_USBUIRT }, 281 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_VNHC }, 282 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_WESTREX_777 }, 283 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_WESTREX_8900F }, 284 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_1 }, 285 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_2 }, 286 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_3 }, 287 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_4 }, 288 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_5 }, 289 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_6 }, 290 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_7 }, 291 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_8 }, 292 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_YEI_SC31 }, 293 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_ID1 }, 294 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2000VR }, 295 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2000VT }, 296 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2C1 }, 297 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2C2 }, 298 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2D }, 299 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2VR }, 300 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2VT }, 301 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP4000VR }, 302 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP4000VT }, 303 { USB_VENDOR_IDTECH, USB_PRODUCT_IDTECH_SERIAL }, 304 { USB_VENDOR_INTERBIO, USB_PRODUCT_INTERBIO_IOBOARD }, 305 { USB_VENDOR_INTERBIO, USB_PRODUCT_INTERBIO_MINIIOBOARD }, 306 { USB_VENDOR_INTREPIDCS, USB_PRODUCT_INTREPIDCS_VALUECAN }, 307 { USB_VENDOR_INTREPIDCS, USB_PRODUCT_INTREPIDCS_NEOVI }, 308 { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_FT232R }, 309 { USB_VENDOR_KOBIL, USB_PRODUCT_KOBIL_B1 }, 310 { USB_VENDOR_KOBIL, USB_PRODUCT_KOBIL_KAAN }, 311 { USB_VENDOR_MELCO, USB_PRODUCT_MELCO_PCOPRS1 }, 312 { USB_VENDOR_MECANIQUE, USB_PRODUCT_MECANIQUE_TELLSTICK }, 313 { USB_VENDOR_MOBILITY, USB_PRODUCT_MOBILITY_ED200H }, 314 { USB_VENDOR_OCT, USB_PRODUCT_OCT_US2308 }, 315 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AD4USB }, 316 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AP485_1 }, 317 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AP485_2 }, 318 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_DRAK5 }, 319 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_DRAK6 }, 320 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_GOLIATH_MSR }, 321 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_GOLIATH_MUX }, 322 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_IRAMP }, 323 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_LEC }, 324 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_MUC }, 325 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO101 }, 326 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO216 }, 327 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO22 }, 328 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO303 }, 329 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO332 }, 330 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO44 }, 331 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO603 }, 332 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO88 }, 333 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB232 }, 334 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB422_1 }, 335 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB422_2 }, 336 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485C }, 337 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485S }, 338 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485_1 }, 339 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485_2 }, 340 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SERIAL }, 341 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SIMUKEY }, 342 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_STAVOVY }, 343 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_TMU }, 344 { USB_VENDOR_POSIFLEX, USB_PRODUCT_POSIFLEX_PP7000_1 }, 345 { USB_VENDOR_POSIFLEX, USB_PRODUCT_POSIFLEX_PP7000_2 }, 346 { USB_VENDOR_RATOC, USB_PRODUCT_RATOC_REXUSB60F }, 347 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2101 }, 348 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2102 }, 349 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2103 }, 350 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2104 }, 351 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2106 }, 352 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2201_1 }, 353 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2201_2 }, 354 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2202_1 }, 355 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2202_2 }, 356 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2203_1 }, 357 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2203_2 }, 358 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_1 }, 359 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_2 }, 360 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_3 }, 361 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_4 }, 362 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_1 }, 363 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_2 }, 364 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_3 }, 365 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_4 }, 366 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_1 }, 367 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_2 }, 368 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_3 }, 369 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_4 }, 370 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_1 }, 371 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_2 }, 372 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_3 }, 373 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_4 }, 374 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_5 }, 375 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_6 }, 376 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_7 }, 377 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_8 }, 378 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_1 }, 379 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_2 }, 380 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_3 }, 381 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_4 }, 382 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_5 }, 383 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_6 }, 384 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_7 }, 385 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_8 }, 386 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_1 }, 387 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_2 }, 388 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_3 }, 389 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_4 }, 390 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_5 }, 391 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_6 }, 392 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_7 }, 393 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_8 }, 394 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_174 }, 395 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_175 }, 396 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_330 }, 397 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_435 }, 398 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_556 }, 399 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_580 }, 400 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_845 }, 401 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERIAL_1 }, 402 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERIAL_2 }, 403 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERVICE }, 404 { USB_VENDOR_THURLBY, USB_PRODUCT_THURLBY_QL355P } 405 }; 406 407 int 408 uftdi_match(struct device *parent, void *match, void *aux) 409 { 410 struct usb_attach_arg *uaa = aux; 411 usbd_status err; 412 u_int8_t nifaces; 413 414 if (usb_lookup(uftdi_devs, uaa->vendor, uaa->product) == NULL) 415 return (UMATCH_NONE); 416 417 /* Get the number of interfaces. */ 418 if (uaa->iface != NULL) { 419 nifaces = uaa->nifaces; 420 } else { 421 err = usbd_set_config_index(uaa->device, UFTDI_CONFIG_INDEX, 1); 422 if (err) 423 return (UMATCH_NONE); 424 err = usbd_interface_count(uaa->device, &nifaces); 425 if (err) 426 return (UMATCH_NONE); 427 usbd_set_config_index(uaa->device, USB_UNCONFIG_INDEX, 1); 428 } 429 430 if (nifaces <= 1) 431 return (UMATCH_VENDOR_PRODUCT); 432 433 /* Dual UART chip */ 434 if (uaa->iface != NULL) 435 return (UMATCH_VENDOR_IFACESUBCLASS); 436 else 437 return (UMATCH_NONE); 438 } 439 440 void 441 uftdi_attach(struct device *parent, struct device *self, void *aux) 442 { 443 struct uftdi_softc *sc = (struct uftdi_softc *)self; 444 struct usb_attach_arg *uaa = aux; 445 usbd_device_handle dev = uaa->device; 446 usbd_interface_handle iface; 447 usb_interface_descriptor_t *id; 448 usb_endpoint_descriptor_t *ed; 449 char *devname = sc->sc_dev.dv_xname; 450 int i; 451 usbd_status err; 452 struct ucom_attach_args uca; 453 454 DPRINTFN(10,("\nuftdi_attach: sc=%p\n", sc)); 455 456 if (uaa->iface == NULL) { 457 /* Move the device into the configured state. */ 458 err = usbd_set_config_index(dev, UFTDI_CONFIG_INDEX, 1); 459 if (err) { 460 printf("%s: failed to set configuration, err=%s\n", 461 sc->sc_dev.dv_xname, usbd_errstr(err)); 462 goto bad; 463 } 464 465 err = usbd_device2interface_handle(dev, UFTDI_IFACE_INDEX, &iface); 466 if (err) { 467 printf("%s: failed to get interface, err=%s\n", 468 sc->sc_dev.dv_xname, usbd_errstr(err)); 469 goto bad; 470 } 471 } else 472 iface = uaa->iface; 473 474 id = usbd_get_interface_descriptor(iface); 475 476 sc->sc_udev = dev; 477 sc->sc_iface = iface; 478 479 if (uaa->release < 0x0200) { 480 sc->sc_type = UFTDI_TYPE_SIO; 481 sc->sc_hdrlen = 1; 482 } else { 483 sc->sc_type = UFTDI_TYPE_8U232AM; 484 sc->sc_hdrlen = 0; 485 } 486 487 uca.bulkin = uca.bulkout = -1; 488 for (i = 0; i < id->bNumEndpoints; i++) { 489 int addr, dir, attr; 490 ed = usbd_interface2endpoint_descriptor(iface, i); 491 if (ed == NULL) { 492 printf("%s: could not read endpoint descriptor\n", 493 devname); 494 goto bad; 495 } 496 497 addr = ed->bEndpointAddress; 498 dir = UE_GET_DIR(ed->bEndpointAddress); 499 attr = ed->bmAttributes & UE_XFERTYPE; 500 if (dir == UE_DIR_IN && attr == UE_BULK) 501 uca.bulkin = addr; 502 else if (dir == UE_DIR_OUT && attr == UE_BULK) 503 uca.bulkout = addr; 504 else { 505 printf("%s: unexpected endpoint\n", devname); 506 goto bad; 507 } 508 } 509 if (uca.bulkin == -1) { 510 printf("%s: Could not find data bulk in\n", 511 sc->sc_dev.dv_xname); 512 goto bad; 513 } 514 if (uca.bulkout == -1) { 515 printf("%s: Could not find data bulk out\n", 516 sc->sc_dev.dv_xname); 517 goto bad; 518 } 519 520 if (uaa->iface == NULL) 521 uca.portno = FTDI_PIT_SIOA; 522 else 523 uca.portno = FTDI_PIT_SIOA + id->bInterfaceNumber; 524 /* bulkin, bulkout set above */ 525 uca.ibufsize = UFTDIIBUFSIZE; 526 uca.obufsize = UFTDIOBUFSIZE - sc->sc_hdrlen; 527 uca.ibufsizepad = UFTDIIBUFSIZE; 528 uca.opkthdrlen = sc->sc_hdrlen; 529 uca.device = dev; 530 uca.iface = iface; 531 uca.methods = &uftdi_methods; 532 uca.arg = sc; 533 uca.info = NULL; 534 535 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 536 &sc->sc_dev); 537 538 DPRINTF(("uftdi: in=0x%x out=0x%x\n", uca.bulkin, uca.bulkout)); 539 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 540 541 return; 542 543 bad: 544 DPRINTF(("uftdi_attach: ATTACH ERROR\n")); 545 sc->sc_dying = 1; 546 } 547 548 int 549 uftdi_activate(struct device *self, enum devact act) 550 { 551 struct uftdi_softc *sc = (struct uftdi_softc *)self; 552 int rv = 0; 553 554 switch (act) { 555 case DVACT_ACTIVATE: 556 break; 557 558 case DVACT_DEACTIVATE: 559 if (sc->sc_subdev != NULL) 560 rv = config_deactivate(sc->sc_subdev); 561 sc->sc_dying = 1; 562 break; 563 } 564 return (rv); 565 } 566 567 int 568 uftdi_detach(struct device *self, int flags) 569 { 570 struct uftdi_softc *sc = (struct uftdi_softc *)self; 571 572 DPRINTF(("uftdi_detach: sc=%p flags=%d\n", sc, flags)); 573 sc->sc_dying = 1; 574 if (sc->sc_subdev != NULL) { 575 config_detach(sc->sc_subdev, flags); 576 sc->sc_subdev = NULL; 577 } 578 579 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 580 &sc->sc_dev); 581 582 return (0); 583 } 584 585 int 586 uftdi_open(void *vsc, int portno) 587 { 588 struct uftdi_softc *sc = vsc; 589 usb_device_request_t req; 590 usbd_status err; 591 struct termios t; 592 593 DPRINTF(("uftdi_open: sc=%p\n", sc)); 594 595 if (sc->sc_dying) 596 return (EIO); 597 598 /* Perform a full reset on the device */ 599 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 600 req.bRequest = FTDI_SIO_RESET; 601 USETW(req.wValue, FTDI_SIO_RESET_SIO); 602 USETW(req.wIndex, portno); 603 USETW(req.wLength, 0); 604 err = usbd_do_request(sc->sc_udev, &req, NULL); 605 if (err) 606 return (EIO); 607 608 /* Set 9600 baud, 2 stop bits, no parity, 8 bits */ 609 t.c_ospeed = 9600; 610 t.c_cflag = CSTOPB | CS8; 611 (void)uftdi_param(sc, portno, &t); 612 613 /* Turn on RTS/CTS flow control */ 614 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 615 req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 616 USETW(req.wValue, 0); 617 USETW2(req.wIndex, FTDI_SIO_RTS_CTS_HS, portno); 618 USETW(req.wLength, 0); 619 err = usbd_do_request(sc->sc_udev, &req, NULL); 620 if (err) 621 return (EIO); 622 623 return (0); 624 } 625 626 void 627 uftdi_read(void *vsc, int portno, u_char **ptr, u_int32_t *count) 628 { 629 struct uftdi_softc *sc = vsc; 630 u_char msr, lsr; 631 632 DPRINTFN(15,("uftdi_read: sc=%p, port=%d count=%d\n", sc, portno, 633 *count)); 634 635 msr = FTDI_GET_MSR(*ptr); 636 lsr = FTDI_GET_LSR(*ptr); 637 638 #ifdef UFTDI_DEBUG 639 if (*count != 2) 640 DPRINTFN(10,("uftdi_read: sc=%p, port=%d count=%d data[0]=" 641 "0x%02x\n", sc, portno, *count, (*ptr)[2])); 642 #endif 643 644 if (sc->sc_msr != msr || 645 (sc->sc_lsr & FTDI_LSR_MASK) != (lsr & FTDI_LSR_MASK)) { 646 DPRINTF(("uftdi_read: status change msr=0x%02x(0x%02x) " 647 "lsr=0x%02x(0x%02x)\n", msr, sc->sc_msr, 648 lsr, sc->sc_lsr)); 649 sc->sc_msr = msr; 650 sc->sc_lsr = lsr; 651 ucom_status_change((struct ucom_softc *)sc->sc_subdev); 652 } 653 654 /* Pick up status and adjust data part. */ 655 *ptr += 2; 656 *count -= 2; 657 } 658 659 void 660 uftdi_write(void *vsc, int portno, u_char *to, u_char *from, u_int32_t *count) 661 { 662 struct uftdi_softc *sc = vsc; 663 664 DPRINTFN(10,("uftdi_write: sc=%p, port=%d count=%u data[0]=0x%02x\n", 665 vsc, portno, *count, from[0])); 666 667 /* Make length tag and copy data */ 668 if (sc->sc_hdrlen > 0) 669 *to = FTDI_OUT_TAG(*count, portno); 670 671 memcpy(to + sc->sc_hdrlen, from, *count); 672 *count += sc->sc_hdrlen; 673 } 674 675 void 676 uftdi_set(void *vsc, int portno, int reg, int onoff) 677 { 678 struct uftdi_softc *sc = vsc; 679 usb_device_request_t req; 680 int ctl; 681 682 DPRINTF(("uftdi_set: sc=%p, port=%d reg=%d onoff=%d\n", vsc, portno, 683 reg, onoff)); 684 685 switch (reg) { 686 case UCOM_SET_DTR: 687 ctl = onoff ? FTDI_SIO_SET_DTR_HIGH : FTDI_SIO_SET_DTR_LOW; 688 break; 689 case UCOM_SET_RTS: 690 ctl = onoff ? FTDI_SIO_SET_RTS_HIGH : FTDI_SIO_SET_RTS_LOW; 691 break; 692 case UCOM_SET_BREAK: 693 uftdi_break(sc, portno, onoff); 694 return; 695 default: 696 return; 697 } 698 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 699 req.bRequest = FTDI_SIO_MODEM_CTRL; 700 USETW(req.wValue, ctl); 701 USETW(req.wIndex, portno); 702 USETW(req.wLength, 0); 703 DPRINTFN(2,("uftdi_set: reqtype=0x%02x req=0x%02x value=0x%04x " 704 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 705 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 706 (void)usbd_do_request(sc->sc_udev, &req, NULL); 707 } 708 709 int 710 uftdi_param(void *vsc, int portno, struct termios *t) 711 { 712 struct uftdi_softc *sc = vsc; 713 usb_device_request_t req; 714 usbd_status err; 715 int rate, data, flow; 716 717 DPRINTF(("uftdi_param: sc=%p\n", sc)); 718 719 if (sc->sc_dying) 720 return (EIO); 721 722 switch (sc->sc_type) { 723 case UFTDI_TYPE_SIO: 724 switch (t->c_ospeed) { 725 case 300: rate = ftdi_sio_b300; break; 726 case 600: rate = ftdi_sio_b600; break; 727 case 1200: rate = ftdi_sio_b1200; break; 728 case 2400: rate = ftdi_sio_b2400; break; 729 case 4800: rate = ftdi_sio_b4800; break; 730 case 9600: rate = ftdi_sio_b9600; break; 731 case 19200: rate = ftdi_sio_b19200; break; 732 case 38400: rate = ftdi_sio_b38400; break; 733 case 57600: rate = ftdi_sio_b57600; break; 734 case 115200: rate = ftdi_sio_b115200; break; 735 default: 736 return (EINVAL); 737 } 738 break; 739 740 case UFTDI_TYPE_8U232AM: 741 if (uftdi_8u232am_getrate(t->c_ospeed, &rate) == -1) 742 return (EINVAL); 743 break; 744 } 745 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 746 req.bRequest = FTDI_SIO_SET_BAUD_RATE; 747 USETW(req.wValue, rate); 748 USETW(req.wIndex, portno); 749 USETW(req.wLength, 0); 750 DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 751 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 752 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 753 err = usbd_do_request(sc->sc_udev, &req, NULL); 754 if (err) 755 return (EIO); 756 757 if (ISSET(t->c_cflag, CSTOPB)) 758 data = FTDI_SIO_SET_DATA_STOP_BITS_2; 759 else 760 data = FTDI_SIO_SET_DATA_STOP_BITS_1; 761 if (ISSET(t->c_cflag, PARENB)) { 762 if (ISSET(t->c_cflag, PARODD)) 763 data |= FTDI_SIO_SET_DATA_PARITY_ODD; 764 else 765 data |= FTDI_SIO_SET_DATA_PARITY_EVEN; 766 } else 767 data |= FTDI_SIO_SET_DATA_PARITY_NONE; 768 switch (ISSET(t->c_cflag, CSIZE)) { 769 case CS5: 770 data |= FTDI_SIO_SET_DATA_BITS(5); 771 break; 772 case CS6: 773 data |= FTDI_SIO_SET_DATA_BITS(6); 774 break; 775 case CS7: 776 data |= FTDI_SIO_SET_DATA_BITS(7); 777 break; 778 case CS8: 779 data |= FTDI_SIO_SET_DATA_BITS(8); 780 break; 781 } 782 sc->last_lcr = data; 783 784 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 785 req.bRequest = FTDI_SIO_SET_DATA; 786 USETW(req.wValue, data); 787 USETW(req.wIndex, portno); 788 USETW(req.wLength, 0); 789 DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 790 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 791 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 792 err = usbd_do_request(sc->sc_udev, &req, NULL); 793 if (err) 794 return (EIO); 795 796 if (ISSET(t->c_cflag, CRTSCTS)) { 797 flow = FTDI_SIO_RTS_CTS_HS; 798 USETW(req.wValue, 0); 799 } else if (ISSET(t->c_iflag, IXON|IXOFF)) { 800 flow = FTDI_SIO_XON_XOFF_HS; 801 USETW2(req.wValue, t->c_cc[VSTOP], t->c_cc[VSTART]); 802 } else { 803 flow = FTDI_SIO_DISABLE_FLOW_CTRL; 804 USETW(req.wValue, 0); 805 } 806 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 807 req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 808 USETW2(req.wIndex, flow, portno); 809 USETW(req.wLength, 0); 810 err = usbd_do_request(sc->sc_udev, &req, NULL); 811 if (err) 812 return (EIO); 813 814 return (0); 815 } 816 817 void 818 uftdi_get_status(void *vsc, int portno, u_char *lsr, u_char *msr) 819 { 820 struct uftdi_softc *sc = vsc; 821 822 DPRINTF(("uftdi_status: msr=0x%02x lsr=0x%02x\n", 823 sc->sc_msr, sc->sc_lsr)); 824 825 if (msr != NULL) 826 *msr = sc->sc_msr; 827 if (lsr != NULL) 828 *lsr = sc->sc_lsr; 829 } 830 831 void 832 uftdi_break(void *vsc, int portno, int onoff) 833 { 834 struct uftdi_softc *sc = vsc; 835 usb_device_request_t req; 836 int data; 837 838 DPRINTF(("uftdi_break: sc=%p, port=%d onoff=%d\n", vsc, portno, 839 onoff)); 840 841 if (onoff) { 842 data = sc->last_lcr | FTDI_SIO_SET_BREAK; 843 } else { 844 data = sc->last_lcr; 845 } 846 847 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 848 req.bRequest = FTDI_SIO_SET_DATA; 849 USETW(req.wValue, data); 850 USETW(req.wIndex, portno); 851 USETW(req.wLength, 0); 852 (void)usbd_do_request(sc->sc_udev, &req, NULL); 853 } 854 855 int 856 uftdi_8u232am_getrate(speed_t speed, int *rate) 857 { 858 /* Table of the nearest even powers-of-2 for values 0..15. */ 859 static const unsigned char roundoff[16] = { 860 0, 2, 2, 4, 4, 4, 8, 8, 861 8, 8, 8, 8, 16, 16, 16, 16, 862 }; 863 864 unsigned int d, freq; 865 int result; 866 867 if (speed <= 0) 868 return (-1); 869 870 /* Special cases for 2M and 3M. */ 871 if (speed >= 3000000 * 100 / 103 && 872 speed <= 3000000 * 100 / 97) { 873 result = 0; 874 goto done; 875 } 876 if (speed >= 2000000 * 100 / 103 && 877 speed <= 2000000 * 100 / 97) { 878 result = 1; 879 goto done; 880 } 881 882 d = (FTDI_8U232AM_FREQ << 4) / speed; 883 d = (d & ~15) + roundoff[d & 15]; 884 885 if (d < FTDI_8U232AM_MIN_DIV) 886 d = FTDI_8U232AM_MIN_DIV; 887 else if (d > FTDI_8U232AM_MAX_DIV) 888 d = FTDI_8U232AM_MAX_DIV; 889 890 /* 891 * Calculate the frequency needed for d to exactly divide down 892 * to our target speed, and check that the actual frequency is 893 * within 3% of this. 894 */ 895 freq = speed * d; 896 if (freq < (quad_t)(FTDI_8U232AM_FREQ << 4) * 100 / 103 || 897 freq > (quad_t)(FTDI_8U232AM_FREQ << 4) * 100 / 97) 898 return (-1); 899 900 /* 901 * Pack the divisor into the resultant value. The lower 902 * 14-bits hold the integral part, while the upper 2 bits 903 * encode the fractional component: either 0, 0.5, 0.25, or 904 * 0.125. 905 */ 906 result = d >> 4; 907 if (d & 8) 908 result |= 0x4000; 909 else if (d & 4) 910 result |= 0x8000; 911 else if (d & 2) 912 result |= 0xc000; 913 914 done: 915 *rate = result; 916 return (0); 917 } 918