1 /* $OpenBSD: uftdi.c,v 1.50 2008/07/10 13:48:54 mbalmer 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_2232L }, 268 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_232BM }, 269 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_8U100AX }, 270 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_SERIAL_8U232AM }, 271 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TERATRONIK_D2XX }, 272 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TERATRONIK_VCP }, 273 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_THORLABS }, 274 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TIRA1 }, 275 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TNCX }, 276 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_UOPTBR }, 277 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_USBSERIAL }, 278 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_USBUIRT }, 279 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_VNHC }, 280 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_WESTREX_777 }, 281 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_WESTREX_8900F }, 282 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_1 }, 283 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_2 }, 284 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_3 }, 285 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_4 }, 286 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_5 }, 287 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_6 }, 288 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_7 }, 289 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_8 }, 290 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_YEI_SC31 }, 291 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_ID1 }, 292 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2000VR }, 293 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2000VT }, 294 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2C1 }, 295 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2C2 }, 296 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2D }, 297 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2VR }, 298 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2VT }, 299 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP4000VR }, 300 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP4000VT }, 301 { USB_VENDOR_IDTECH, USB_PRODUCT_IDTECH_SERIAL }, 302 { USB_VENDOR_INTERBIO, USB_PRODUCT_INTERBIO_IOBOARD }, 303 { USB_VENDOR_INTERBIO, USB_PRODUCT_INTERBIO_MINIIOBOARD }, 304 { USB_VENDOR_INTREPIDCS, USB_PRODUCT_INTREPIDCS_VALUECAN }, 305 { USB_VENDOR_INTREPIDCS, USB_PRODUCT_INTREPIDCS_NEOVI }, 306 { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_FT232R }, 307 { USB_VENDOR_KOBIL, USB_PRODUCT_KOBIL_B1 }, 308 { USB_VENDOR_KOBIL, USB_PRODUCT_KOBIL_KAAN }, 309 { USB_VENDOR_MELCO, USB_PRODUCT_MELCO_PCOPRS1 }, 310 { USB_VENDOR_MOBILITY, USB_PRODUCT_MOBILITY_ED200H }, 311 { USB_VENDOR_OCT, USB_PRODUCT_OCT_US2308 }, 312 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AD4USB }, 313 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AP485_1 }, 314 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AP485_2 }, 315 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_DRAK5 }, 316 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_DRAK6 }, 317 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_GOLIATH_MSR }, 318 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_GOLIATH_MUX }, 319 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_IRAMP }, 320 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_LEC }, 321 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_MUC }, 322 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO101 }, 323 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO216 }, 324 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO22 }, 325 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO303 }, 326 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO332 }, 327 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO44 }, 328 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO603 }, 329 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO88 }, 330 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB232 }, 331 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB422_1 }, 332 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB422_2 }, 333 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485C }, 334 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485S }, 335 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485_1 }, 336 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485_2 }, 337 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SERIAL }, 338 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SIMUKEY }, 339 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_STAVOVY }, 340 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_TMU }, 341 { USB_VENDOR_POSIFLEX, USB_PRODUCT_POSIFLEX_PP7000_1 }, 342 { USB_VENDOR_POSIFLEX, USB_PRODUCT_POSIFLEX_PP7000_2 }, 343 { USB_VENDOR_RATOC, USB_PRODUCT_RATOC_REXUSB60F }, 344 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2101 }, 345 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2102 }, 346 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2103 }, 347 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2104 }, 348 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2106 }, 349 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2201_1 }, 350 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2201_2 }, 351 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2202_1 }, 352 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2202_2 }, 353 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2203_1 }, 354 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2203_2 }, 355 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_1 }, 356 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_2 }, 357 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_3 }, 358 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_4 }, 359 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_1 }, 360 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_2 }, 361 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_3 }, 362 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_4 }, 363 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_1 }, 364 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_2 }, 365 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_3 }, 366 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_4 }, 367 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_1 }, 368 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_2 }, 369 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_3 }, 370 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_4 }, 371 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_5 }, 372 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_6 }, 373 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_7 }, 374 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_8 }, 375 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_1 }, 376 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_2 }, 377 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_3 }, 378 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_4 }, 379 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_5 }, 380 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_6 }, 381 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_7 }, 382 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_8 }, 383 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_1 }, 384 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_2 }, 385 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_3 }, 386 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_4 }, 387 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_5 }, 388 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_6 }, 389 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_7 }, 390 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_8 }, 391 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_174 }, 392 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_175 }, 393 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_330 }, 394 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_435 }, 395 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_556 }, 396 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_580 }, 397 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_845 }, 398 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERIAL_1 }, 399 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERIAL_2 }, 400 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERVICE }, 401 { USB_VENDOR_THURLBY, USB_PRODUCT_THURLBY_QL355P } 402 }; 403 404 int 405 uftdi_match(struct device *parent, void *match, void *aux) 406 { 407 struct usb_attach_arg *uaa = aux; 408 usbd_status err; 409 u_int8_t nifaces; 410 411 if (usb_lookup(uftdi_devs, uaa->vendor, uaa->product) == NULL) 412 return (UMATCH_NONE); 413 414 /* Get the number of interfaces. */ 415 if (uaa->iface != NULL) { 416 nifaces = uaa->nifaces; 417 } else { 418 err = usbd_set_config_index(uaa->device, UFTDI_CONFIG_INDEX, 1); 419 if (err) 420 return (UMATCH_NONE); 421 err = usbd_interface_count(uaa->device, &nifaces); 422 if (err) 423 return (UMATCH_NONE); 424 usbd_set_config_index(uaa->device, USB_UNCONFIG_INDEX, 1); 425 } 426 427 if (nifaces <= 1) 428 return (UMATCH_VENDOR_PRODUCT); 429 430 /* Dual UART chip */ 431 if (uaa->iface != NULL) 432 return (UMATCH_VENDOR_IFACESUBCLASS); 433 else 434 return (UMATCH_NONE); 435 } 436 437 void 438 uftdi_attach(struct device *parent, struct device *self, void *aux) 439 { 440 struct uftdi_softc *sc = (struct uftdi_softc *)self; 441 struct usb_attach_arg *uaa = aux; 442 usbd_device_handle dev = uaa->device; 443 usbd_interface_handle iface; 444 usb_interface_descriptor_t *id; 445 usb_endpoint_descriptor_t *ed; 446 char *devname = sc->sc_dev.dv_xname; 447 int i; 448 usbd_status err; 449 struct ucom_attach_args uca; 450 451 DPRINTFN(10,("\nuftdi_attach: sc=%p\n", sc)); 452 453 if (uaa->iface == NULL) { 454 /* Move the device into the configured state. */ 455 err = usbd_set_config_index(dev, UFTDI_CONFIG_INDEX, 1); 456 if (err) { 457 printf("%s: failed to set configuration, err=%s\n", 458 sc->sc_dev.dv_xname, usbd_errstr(err)); 459 goto bad; 460 } 461 462 err = usbd_device2interface_handle(dev, UFTDI_IFACE_INDEX, &iface); 463 if (err) { 464 printf("%s: failed to get interface, err=%s\n", 465 sc->sc_dev.dv_xname, usbd_errstr(err)); 466 goto bad; 467 } 468 } else 469 iface = uaa->iface; 470 471 id = usbd_get_interface_descriptor(iface); 472 473 sc->sc_udev = dev; 474 sc->sc_iface = iface; 475 476 if (uaa->release < 0x0200) { 477 sc->sc_type = UFTDI_TYPE_SIO; 478 sc->sc_hdrlen = 1; 479 } else { 480 sc->sc_type = UFTDI_TYPE_8U232AM; 481 sc->sc_hdrlen = 0; 482 } 483 484 uca.bulkin = uca.bulkout = -1; 485 for (i = 0; i < id->bNumEndpoints; i++) { 486 int addr, dir, attr; 487 ed = usbd_interface2endpoint_descriptor(iface, i); 488 if (ed == NULL) { 489 printf("%s: could not read endpoint descriptor\n", 490 devname); 491 goto bad; 492 } 493 494 addr = ed->bEndpointAddress; 495 dir = UE_GET_DIR(ed->bEndpointAddress); 496 attr = ed->bmAttributes & UE_XFERTYPE; 497 if (dir == UE_DIR_IN && attr == UE_BULK) 498 uca.bulkin = addr; 499 else if (dir == UE_DIR_OUT && attr == UE_BULK) 500 uca.bulkout = addr; 501 else { 502 printf("%s: unexpected endpoint\n", devname); 503 goto bad; 504 } 505 } 506 if (uca.bulkin == -1) { 507 printf("%s: Could not find data bulk in\n", 508 sc->sc_dev.dv_xname); 509 goto bad; 510 } 511 if (uca.bulkout == -1) { 512 printf("%s: Could not find data bulk out\n", 513 sc->sc_dev.dv_xname); 514 goto bad; 515 } 516 517 if (uaa->iface == NULL) 518 uca.portno = FTDI_PIT_SIOA; 519 else 520 uca.portno = FTDI_PIT_SIOA + id->bInterfaceNumber; 521 /* bulkin, bulkout set above */ 522 uca.ibufsize = UFTDIIBUFSIZE; 523 uca.obufsize = UFTDIOBUFSIZE - sc->sc_hdrlen; 524 uca.ibufsizepad = UFTDIIBUFSIZE; 525 uca.opkthdrlen = sc->sc_hdrlen; 526 uca.device = dev; 527 uca.iface = iface; 528 uca.methods = &uftdi_methods; 529 uca.arg = sc; 530 uca.info = NULL; 531 532 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 533 &sc->sc_dev); 534 535 DPRINTF(("uftdi: in=0x%x out=0x%x\n", uca.bulkin, uca.bulkout)); 536 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 537 538 return; 539 540 bad: 541 DPRINTF(("uftdi_attach: ATTACH ERROR\n")); 542 sc->sc_dying = 1; 543 } 544 545 int 546 uftdi_activate(struct device *self, enum devact act) 547 { 548 struct uftdi_softc *sc = (struct uftdi_softc *)self; 549 int rv = 0; 550 551 switch (act) { 552 case DVACT_ACTIVATE: 553 break; 554 555 case DVACT_DEACTIVATE: 556 if (sc->sc_subdev != NULL) 557 rv = config_deactivate(sc->sc_subdev); 558 sc->sc_dying = 1; 559 break; 560 } 561 return (rv); 562 } 563 564 int 565 uftdi_detach(struct device *self, int flags) 566 { 567 struct uftdi_softc *sc = (struct uftdi_softc *)self; 568 569 DPRINTF(("uftdi_detach: sc=%p flags=%d\n", sc, flags)); 570 sc->sc_dying = 1; 571 if (sc->sc_subdev != NULL) { 572 config_detach(sc->sc_subdev, flags); 573 sc->sc_subdev = NULL; 574 } 575 576 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 577 &sc->sc_dev); 578 579 return (0); 580 } 581 582 int 583 uftdi_open(void *vsc, int portno) 584 { 585 struct uftdi_softc *sc = vsc; 586 usb_device_request_t req; 587 usbd_status err; 588 struct termios t; 589 590 DPRINTF(("uftdi_open: sc=%p\n", sc)); 591 592 if (sc->sc_dying) 593 return (EIO); 594 595 /* Perform a full reset on the device */ 596 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 597 req.bRequest = FTDI_SIO_RESET; 598 USETW(req.wValue, FTDI_SIO_RESET_SIO); 599 USETW(req.wIndex, portno); 600 USETW(req.wLength, 0); 601 err = usbd_do_request(sc->sc_udev, &req, NULL); 602 if (err) 603 return (EIO); 604 605 /* Set 9600 baud, 2 stop bits, no parity, 8 bits */ 606 t.c_ospeed = 9600; 607 t.c_cflag = CSTOPB | CS8; 608 (void)uftdi_param(sc, portno, &t); 609 610 /* Turn on RTS/CTS flow control */ 611 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 612 req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 613 USETW(req.wValue, 0); 614 USETW2(req.wIndex, FTDI_SIO_RTS_CTS_HS, portno); 615 USETW(req.wLength, 0); 616 err = usbd_do_request(sc->sc_udev, &req, NULL); 617 if (err) 618 return (EIO); 619 620 return (0); 621 } 622 623 void 624 uftdi_read(void *vsc, int portno, u_char **ptr, u_int32_t *count) 625 { 626 struct uftdi_softc *sc = vsc; 627 u_char msr, lsr; 628 629 DPRINTFN(15,("uftdi_read: sc=%p, port=%d count=%d\n", sc, portno, 630 *count)); 631 632 msr = FTDI_GET_MSR(*ptr); 633 lsr = FTDI_GET_LSR(*ptr); 634 635 #ifdef UFTDI_DEBUG 636 if (*count != 2) 637 DPRINTFN(10,("uftdi_read: sc=%p, port=%d count=%d data[0]=" 638 "0x%02x\n", sc, portno, *count, (*ptr)[2])); 639 #endif 640 641 if (sc->sc_msr != msr || 642 (sc->sc_lsr & FTDI_LSR_MASK) != (lsr & FTDI_LSR_MASK)) { 643 DPRINTF(("uftdi_read: status change msr=0x%02x(0x%02x) " 644 "lsr=0x%02x(0x%02x)\n", msr, sc->sc_msr, 645 lsr, sc->sc_lsr)); 646 sc->sc_msr = msr; 647 sc->sc_lsr = lsr; 648 ucom_status_change((struct ucom_softc *)sc->sc_subdev); 649 } 650 651 /* Pick up status and adjust data part. */ 652 *ptr += 2; 653 *count -= 2; 654 } 655 656 void 657 uftdi_write(void *vsc, int portno, u_char *to, u_char *from, u_int32_t *count) 658 { 659 struct uftdi_softc *sc = vsc; 660 661 DPRINTFN(10,("uftdi_write: sc=%p, port=%d count=%u data[0]=0x%02x\n", 662 vsc, portno, *count, from[0])); 663 664 /* Make length tag and copy data */ 665 if (sc->sc_hdrlen > 0) 666 *to = FTDI_OUT_TAG(*count, portno); 667 668 memcpy(to + sc->sc_hdrlen, from, *count); 669 *count += sc->sc_hdrlen; 670 } 671 672 void 673 uftdi_set(void *vsc, int portno, int reg, int onoff) 674 { 675 struct uftdi_softc *sc = vsc; 676 usb_device_request_t req; 677 int ctl; 678 679 DPRINTF(("uftdi_set: sc=%p, port=%d reg=%d onoff=%d\n", vsc, portno, 680 reg, onoff)); 681 682 switch (reg) { 683 case UCOM_SET_DTR: 684 ctl = onoff ? FTDI_SIO_SET_DTR_HIGH : FTDI_SIO_SET_DTR_LOW; 685 break; 686 case UCOM_SET_RTS: 687 ctl = onoff ? FTDI_SIO_SET_RTS_HIGH : FTDI_SIO_SET_RTS_LOW; 688 break; 689 case UCOM_SET_BREAK: 690 uftdi_break(sc, portno, onoff); 691 return; 692 default: 693 return; 694 } 695 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 696 req.bRequest = FTDI_SIO_MODEM_CTRL; 697 USETW(req.wValue, ctl); 698 USETW(req.wIndex, portno); 699 USETW(req.wLength, 0); 700 DPRINTFN(2,("uftdi_set: reqtype=0x%02x req=0x%02x value=0x%04x " 701 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 702 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 703 (void)usbd_do_request(sc->sc_udev, &req, NULL); 704 } 705 706 int 707 uftdi_param(void *vsc, int portno, struct termios *t) 708 { 709 struct uftdi_softc *sc = vsc; 710 usb_device_request_t req; 711 usbd_status err; 712 int rate, data, flow; 713 714 DPRINTF(("uftdi_param: sc=%p\n", sc)); 715 716 if (sc->sc_dying) 717 return (EIO); 718 719 switch (sc->sc_type) { 720 case UFTDI_TYPE_SIO: 721 switch (t->c_ospeed) { 722 case 300: rate = ftdi_sio_b300; break; 723 case 600: rate = ftdi_sio_b600; break; 724 case 1200: rate = ftdi_sio_b1200; break; 725 case 2400: rate = ftdi_sio_b2400; break; 726 case 4800: rate = ftdi_sio_b4800; break; 727 case 9600: rate = ftdi_sio_b9600; break; 728 case 19200: rate = ftdi_sio_b19200; break; 729 case 38400: rate = ftdi_sio_b38400; break; 730 case 57600: rate = ftdi_sio_b57600; break; 731 case 115200: rate = ftdi_sio_b115200; break; 732 default: 733 return (EINVAL); 734 } 735 break; 736 737 case UFTDI_TYPE_8U232AM: 738 if (uftdi_8u232am_getrate(t->c_ospeed, &rate) == -1) 739 return (EINVAL); 740 break; 741 } 742 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 743 req.bRequest = FTDI_SIO_SET_BAUD_RATE; 744 USETW(req.wValue, rate); 745 USETW(req.wIndex, portno); 746 USETW(req.wLength, 0); 747 DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 748 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 749 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 750 err = usbd_do_request(sc->sc_udev, &req, NULL); 751 if (err) 752 return (EIO); 753 754 if (ISSET(t->c_cflag, CSTOPB)) 755 data = FTDI_SIO_SET_DATA_STOP_BITS_2; 756 else 757 data = FTDI_SIO_SET_DATA_STOP_BITS_1; 758 if (ISSET(t->c_cflag, PARENB)) { 759 if (ISSET(t->c_cflag, PARODD)) 760 data |= FTDI_SIO_SET_DATA_PARITY_ODD; 761 else 762 data |= FTDI_SIO_SET_DATA_PARITY_EVEN; 763 } else 764 data |= FTDI_SIO_SET_DATA_PARITY_NONE; 765 switch (ISSET(t->c_cflag, CSIZE)) { 766 case CS5: 767 data |= FTDI_SIO_SET_DATA_BITS(5); 768 break; 769 case CS6: 770 data |= FTDI_SIO_SET_DATA_BITS(6); 771 break; 772 case CS7: 773 data |= FTDI_SIO_SET_DATA_BITS(7); 774 break; 775 case CS8: 776 data |= FTDI_SIO_SET_DATA_BITS(8); 777 break; 778 } 779 sc->last_lcr = data; 780 781 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 782 req.bRequest = FTDI_SIO_SET_DATA; 783 USETW(req.wValue, data); 784 USETW(req.wIndex, portno); 785 USETW(req.wLength, 0); 786 DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 787 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 788 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 789 err = usbd_do_request(sc->sc_udev, &req, NULL); 790 if (err) 791 return (EIO); 792 793 if (ISSET(t->c_cflag, CRTSCTS)) { 794 flow = FTDI_SIO_RTS_CTS_HS; 795 USETW(req.wValue, 0); 796 } else if (ISSET(t->c_iflag, IXON|IXOFF)) { 797 flow = FTDI_SIO_XON_XOFF_HS; 798 USETW2(req.wValue, t->c_cc[VSTOP], t->c_cc[VSTART]); 799 } else { 800 flow = FTDI_SIO_DISABLE_FLOW_CTRL; 801 USETW(req.wValue, 0); 802 } 803 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 804 req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 805 USETW2(req.wIndex, flow, portno); 806 USETW(req.wLength, 0); 807 err = usbd_do_request(sc->sc_udev, &req, NULL); 808 if (err) 809 return (EIO); 810 811 return (0); 812 } 813 814 void 815 uftdi_get_status(void *vsc, int portno, u_char *lsr, u_char *msr) 816 { 817 struct uftdi_softc *sc = vsc; 818 819 DPRINTF(("uftdi_status: msr=0x%02x lsr=0x%02x\n", 820 sc->sc_msr, sc->sc_lsr)); 821 822 if (msr != NULL) 823 *msr = sc->sc_msr; 824 if (lsr != NULL) 825 *lsr = sc->sc_lsr; 826 } 827 828 void 829 uftdi_break(void *vsc, int portno, int onoff) 830 { 831 struct uftdi_softc *sc = vsc; 832 usb_device_request_t req; 833 int data; 834 835 DPRINTF(("uftdi_break: sc=%p, port=%d onoff=%d\n", vsc, portno, 836 onoff)); 837 838 if (onoff) { 839 data = sc->last_lcr | FTDI_SIO_SET_BREAK; 840 } else { 841 data = sc->last_lcr; 842 } 843 844 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 845 req.bRequest = FTDI_SIO_SET_DATA; 846 USETW(req.wValue, data); 847 USETW(req.wIndex, portno); 848 USETW(req.wLength, 0); 849 (void)usbd_do_request(sc->sc_udev, &req, NULL); 850 } 851 852 int 853 uftdi_8u232am_getrate(speed_t speed, int *rate) 854 { 855 /* Table of the nearest even powers-of-2 for values 0..15. */ 856 static const unsigned char roundoff[16] = { 857 0, 2, 2, 4, 4, 4, 8, 8, 858 8, 8, 8, 8, 16, 16, 16, 16, 859 }; 860 861 unsigned int d, freq; 862 int result; 863 864 if (speed <= 0) 865 return (-1); 866 867 /* Special cases for 2M and 3M. */ 868 if (speed >= 3000000 * 100 / 103 && 869 speed <= 3000000 * 100 / 97) { 870 result = 0; 871 goto done; 872 } 873 if (speed >= 2000000 * 100 / 103 && 874 speed <= 2000000 * 100 / 97) { 875 result = 1; 876 goto done; 877 } 878 879 d = (FTDI_8U232AM_FREQ << 4) / speed; 880 d = (d & ~15) + roundoff[d & 15]; 881 882 if (d < FTDI_8U232AM_MIN_DIV) 883 d = FTDI_8U232AM_MIN_DIV; 884 else if (d > FTDI_8U232AM_MAX_DIV) 885 d = FTDI_8U232AM_MAX_DIV; 886 887 /* 888 * Calculate the frequency needed for d to exactly divide down 889 * to our target speed, and check that the actual frequency is 890 * within 3% of this. 891 */ 892 freq = speed * d; 893 if (freq < (quad_t)(FTDI_8U232AM_FREQ << 4) * 100 / 103 || 894 freq > (quad_t)(FTDI_8U232AM_FREQ << 4) * 100 / 97) 895 return (-1); 896 897 /* 898 * Pack the divisor into the resultant value. The lower 899 * 14-bits hold the integral part, while the upper 2 bits 900 * encode the fractional component: either 0, 0.5, 0.25, or 901 * 0.125. 902 */ 903 result = d >> 4; 904 if (d & 8) 905 result |= 0x4000; 906 else if (d & 4) 907 result |= 0x8000; 908 else if (d & 2) 909 result |= 0xc000; 910 911 done: 912 *rate = result; 913 return (0); 914 } 915