1 /* $OpenBSD: uftdi.c,v 1.51 2008/11/26 14:29:27 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_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_TERATRONIK_D2XX }, 273 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TERATRONIK_VCP }, 274 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_THORLABS }, 275 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TIRA1 }, 276 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_TNCX }, 277 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_UOPTBR }, 278 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_USBSERIAL }, 279 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_USBUIRT }, 280 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_VNHC }, 281 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_WESTREX_777 }, 282 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_WESTREX_8900F }, 283 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_1 }, 284 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_2 }, 285 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_3 }, 286 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_4 }, 287 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_5 }, 288 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_6 }, 289 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_7 }, 290 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_XSENS_8 }, 291 { USB_VENDOR_FTDI, USB_PRODUCT_FTDI_YEI_SC31 }, 292 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_ID1 }, 293 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2000VR }, 294 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2000VT }, 295 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2C1 }, 296 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2C2 }, 297 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2D }, 298 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2VR }, 299 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP2VT }, 300 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP4000VR }, 301 { USB_VENDOR_ICOM, USB_PRODUCT_ICOM_RP4000VT }, 302 { USB_VENDOR_IDTECH, USB_PRODUCT_IDTECH_SERIAL }, 303 { USB_VENDOR_INTERBIO, USB_PRODUCT_INTERBIO_IOBOARD }, 304 { USB_VENDOR_INTERBIO, USB_PRODUCT_INTERBIO_MINIIOBOARD }, 305 { USB_VENDOR_INTREPIDCS, USB_PRODUCT_INTREPIDCS_VALUECAN }, 306 { USB_VENDOR_INTREPIDCS, USB_PRODUCT_INTREPIDCS_NEOVI }, 307 { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_FT232R }, 308 { USB_VENDOR_KOBIL, USB_PRODUCT_KOBIL_B1 }, 309 { USB_VENDOR_KOBIL, USB_PRODUCT_KOBIL_KAAN }, 310 { USB_VENDOR_MELCO, USB_PRODUCT_MELCO_PCOPRS1 }, 311 { USB_VENDOR_MOBILITY, USB_PRODUCT_MOBILITY_ED200H }, 312 { USB_VENDOR_OCT, USB_PRODUCT_OCT_US2308 }, 313 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AD4USB }, 314 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AP485_1 }, 315 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_AP485_2 }, 316 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_DRAK5 }, 317 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_DRAK6 }, 318 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_GOLIATH_MSR }, 319 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_GOLIATH_MUX }, 320 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_IRAMP }, 321 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_LEC }, 322 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_MUC }, 323 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO101 }, 324 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO216 }, 325 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO22 }, 326 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO303 }, 327 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO332 }, 328 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO44 }, 329 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO603 }, 330 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_QUIDO88 }, 331 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB232 }, 332 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB422_1 }, 333 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB422_2 }, 334 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485C }, 335 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485S }, 336 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485_1 }, 337 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SB485_2 }, 338 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SERIAL }, 339 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_SIMUKEY }, 340 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_STAVOVY }, 341 { USB_VENDOR_PAPOUCH, USB_PRODUCT_PAPOUCH_TMU }, 342 { USB_VENDOR_POSIFLEX, USB_PRODUCT_POSIFLEX_PP7000_1 }, 343 { USB_VENDOR_POSIFLEX, USB_PRODUCT_POSIFLEX_PP7000_2 }, 344 { USB_VENDOR_RATOC, USB_PRODUCT_RATOC_REXUSB60F }, 345 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2101 }, 346 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2102 }, 347 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2103 }, 348 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2104 }, 349 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2106 }, 350 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2201_1 }, 351 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2201_2 }, 352 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2202_1 }, 353 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2202_2 }, 354 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2203_1 }, 355 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2203_2 }, 356 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_1 }, 357 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_2 }, 358 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_3 }, 359 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2401_4 }, 360 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_1 }, 361 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_2 }, 362 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_3 }, 363 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2402_4 }, 364 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_1 }, 365 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_2 }, 366 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_3 }, 367 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2403_4 }, 368 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_1 }, 369 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_2 }, 370 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_3 }, 371 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_4 }, 372 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_5 }, 373 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_6 }, 374 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_7 }, 375 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2801_8 }, 376 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_1 }, 377 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_2 }, 378 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_3 }, 379 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_4 }, 380 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_5 }, 381 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_6 }, 382 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_7 }, 383 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2802_8 }, 384 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_1 }, 385 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_2 }, 386 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_3 }, 387 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_4 }, 388 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_5 }, 389 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_6 }, 390 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_7 }, 391 { USB_VENDOR_SEALEVEL, USB_PRODUCT_SEALEVEL_2803_8 }, 392 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_174 }, 393 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_175 }, 394 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_330 }, 395 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_435 }, 396 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_556 }, 397 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_580 }, 398 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_845 }, 399 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERIAL_1 }, 400 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERIAL_2 }, 401 { USB_VENDOR_TESTO, USB_PRODUCT_TESTO_SERVICE }, 402 { USB_VENDOR_THURLBY, USB_PRODUCT_THURLBY_QL355P } 403 }; 404 405 int 406 uftdi_match(struct device *parent, void *match, void *aux) 407 { 408 struct usb_attach_arg *uaa = aux; 409 usbd_status err; 410 u_int8_t nifaces; 411 412 if (usb_lookup(uftdi_devs, uaa->vendor, uaa->product) == NULL) 413 return (UMATCH_NONE); 414 415 /* Get the number of interfaces. */ 416 if (uaa->iface != NULL) { 417 nifaces = uaa->nifaces; 418 } else { 419 err = usbd_set_config_index(uaa->device, UFTDI_CONFIG_INDEX, 1); 420 if (err) 421 return (UMATCH_NONE); 422 err = usbd_interface_count(uaa->device, &nifaces); 423 if (err) 424 return (UMATCH_NONE); 425 usbd_set_config_index(uaa->device, USB_UNCONFIG_INDEX, 1); 426 } 427 428 if (nifaces <= 1) 429 return (UMATCH_VENDOR_PRODUCT); 430 431 /* Dual UART chip */ 432 if (uaa->iface != NULL) 433 return (UMATCH_VENDOR_IFACESUBCLASS); 434 else 435 return (UMATCH_NONE); 436 } 437 438 void 439 uftdi_attach(struct device *parent, struct device *self, void *aux) 440 { 441 struct uftdi_softc *sc = (struct uftdi_softc *)self; 442 struct usb_attach_arg *uaa = aux; 443 usbd_device_handle dev = uaa->device; 444 usbd_interface_handle iface; 445 usb_interface_descriptor_t *id; 446 usb_endpoint_descriptor_t *ed; 447 char *devname = sc->sc_dev.dv_xname; 448 int i; 449 usbd_status err; 450 struct ucom_attach_args uca; 451 452 DPRINTFN(10,("\nuftdi_attach: sc=%p\n", sc)); 453 454 if (uaa->iface == NULL) { 455 /* Move the device into the configured state. */ 456 err = usbd_set_config_index(dev, UFTDI_CONFIG_INDEX, 1); 457 if (err) { 458 printf("%s: failed to set configuration, err=%s\n", 459 sc->sc_dev.dv_xname, usbd_errstr(err)); 460 goto bad; 461 } 462 463 err = usbd_device2interface_handle(dev, UFTDI_IFACE_INDEX, &iface); 464 if (err) { 465 printf("%s: failed to get interface, err=%s\n", 466 sc->sc_dev.dv_xname, usbd_errstr(err)); 467 goto bad; 468 } 469 } else 470 iface = uaa->iface; 471 472 id = usbd_get_interface_descriptor(iface); 473 474 sc->sc_udev = dev; 475 sc->sc_iface = iface; 476 477 if (uaa->release < 0x0200) { 478 sc->sc_type = UFTDI_TYPE_SIO; 479 sc->sc_hdrlen = 1; 480 } else { 481 sc->sc_type = UFTDI_TYPE_8U232AM; 482 sc->sc_hdrlen = 0; 483 } 484 485 uca.bulkin = uca.bulkout = -1; 486 for (i = 0; i < id->bNumEndpoints; i++) { 487 int addr, dir, attr; 488 ed = usbd_interface2endpoint_descriptor(iface, i); 489 if (ed == NULL) { 490 printf("%s: could not read endpoint descriptor\n", 491 devname); 492 goto bad; 493 } 494 495 addr = ed->bEndpointAddress; 496 dir = UE_GET_DIR(ed->bEndpointAddress); 497 attr = ed->bmAttributes & UE_XFERTYPE; 498 if (dir == UE_DIR_IN && attr == UE_BULK) 499 uca.bulkin = addr; 500 else if (dir == UE_DIR_OUT && attr == UE_BULK) 501 uca.bulkout = addr; 502 else { 503 printf("%s: unexpected endpoint\n", devname); 504 goto bad; 505 } 506 } 507 if (uca.bulkin == -1) { 508 printf("%s: Could not find data bulk in\n", 509 sc->sc_dev.dv_xname); 510 goto bad; 511 } 512 if (uca.bulkout == -1) { 513 printf("%s: Could not find data bulk out\n", 514 sc->sc_dev.dv_xname); 515 goto bad; 516 } 517 518 if (uaa->iface == NULL) 519 uca.portno = FTDI_PIT_SIOA; 520 else 521 uca.portno = FTDI_PIT_SIOA + id->bInterfaceNumber; 522 /* bulkin, bulkout set above */ 523 uca.ibufsize = UFTDIIBUFSIZE; 524 uca.obufsize = UFTDIOBUFSIZE - sc->sc_hdrlen; 525 uca.ibufsizepad = UFTDIIBUFSIZE; 526 uca.opkthdrlen = sc->sc_hdrlen; 527 uca.device = dev; 528 uca.iface = iface; 529 uca.methods = &uftdi_methods; 530 uca.arg = sc; 531 uca.info = NULL; 532 533 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 534 &sc->sc_dev); 535 536 DPRINTF(("uftdi: in=0x%x out=0x%x\n", uca.bulkin, uca.bulkout)); 537 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 538 539 return; 540 541 bad: 542 DPRINTF(("uftdi_attach: ATTACH ERROR\n")); 543 sc->sc_dying = 1; 544 } 545 546 int 547 uftdi_activate(struct device *self, enum devact act) 548 { 549 struct uftdi_softc *sc = (struct uftdi_softc *)self; 550 int rv = 0; 551 552 switch (act) { 553 case DVACT_ACTIVATE: 554 break; 555 556 case DVACT_DEACTIVATE: 557 if (sc->sc_subdev != NULL) 558 rv = config_deactivate(sc->sc_subdev); 559 sc->sc_dying = 1; 560 break; 561 } 562 return (rv); 563 } 564 565 int 566 uftdi_detach(struct device *self, int flags) 567 { 568 struct uftdi_softc *sc = (struct uftdi_softc *)self; 569 570 DPRINTF(("uftdi_detach: sc=%p flags=%d\n", sc, flags)); 571 sc->sc_dying = 1; 572 if (sc->sc_subdev != NULL) { 573 config_detach(sc->sc_subdev, flags); 574 sc->sc_subdev = NULL; 575 } 576 577 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 578 &sc->sc_dev); 579 580 return (0); 581 } 582 583 int 584 uftdi_open(void *vsc, int portno) 585 { 586 struct uftdi_softc *sc = vsc; 587 usb_device_request_t req; 588 usbd_status err; 589 struct termios t; 590 591 DPRINTF(("uftdi_open: sc=%p\n", sc)); 592 593 if (sc->sc_dying) 594 return (EIO); 595 596 /* Perform a full reset on the device */ 597 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 598 req.bRequest = FTDI_SIO_RESET; 599 USETW(req.wValue, FTDI_SIO_RESET_SIO); 600 USETW(req.wIndex, portno); 601 USETW(req.wLength, 0); 602 err = usbd_do_request(sc->sc_udev, &req, NULL); 603 if (err) 604 return (EIO); 605 606 /* Set 9600 baud, 2 stop bits, no parity, 8 bits */ 607 t.c_ospeed = 9600; 608 t.c_cflag = CSTOPB | CS8; 609 (void)uftdi_param(sc, portno, &t); 610 611 /* Turn on RTS/CTS flow control */ 612 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 613 req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 614 USETW(req.wValue, 0); 615 USETW2(req.wIndex, FTDI_SIO_RTS_CTS_HS, portno); 616 USETW(req.wLength, 0); 617 err = usbd_do_request(sc->sc_udev, &req, NULL); 618 if (err) 619 return (EIO); 620 621 return (0); 622 } 623 624 void 625 uftdi_read(void *vsc, int portno, u_char **ptr, u_int32_t *count) 626 { 627 struct uftdi_softc *sc = vsc; 628 u_char msr, lsr; 629 630 DPRINTFN(15,("uftdi_read: sc=%p, port=%d count=%d\n", sc, portno, 631 *count)); 632 633 msr = FTDI_GET_MSR(*ptr); 634 lsr = FTDI_GET_LSR(*ptr); 635 636 #ifdef UFTDI_DEBUG 637 if (*count != 2) 638 DPRINTFN(10,("uftdi_read: sc=%p, port=%d count=%d data[0]=" 639 "0x%02x\n", sc, portno, *count, (*ptr)[2])); 640 #endif 641 642 if (sc->sc_msr != msr || 643 (sc->sc_lsr & FTDI_LSR_MASK) != (lsr & FTDI_LSR_MASK)) { 644 DPRINTF(("uftdi_read: status change msr=0x%02x(0x%02x) " 645 "lsr=0x%02x(0x%02x)\n", msr, sc->sc_msr, 646 lsr, sc->sc_lsr)); 647 sc->sc_msr = msr; 648 sc->sc_lsr = lsr; 649 ucom_status_change((struct ucom_softc *)sc->sc_subdev); 650 } 651 652 /* Pick up status and adjust data part. */ 653 *ptr += 2; 654 *count -= 2; 655 } 656 657 void 658 uftdi_write(void *vsc, int portno, u_char *to, u_char *from, u_int32_t *count) 659 { 660 struct uftdi_softc *sc = vsc; 661 662 DPRINTFN(10,("uftdi_write: sc=%p, port=%d count=%u data[0]=0x%02x\n", 663 vsc, portno, *count, from[0])); 664 665 /* Make length tag and copy data */ 666 if (sc->sc_hdrlen > 0) 667 *to = FTDI_OUT_TAG(*count, portno); 668 669 memcpy(to + sc->sc_hdrlen, from, *count); 670 *count += sc->sc_hdrlen; 671 } 672 673 void 674 uftdi_set(void *vsc, int portno, int reg, int onoff) 675 { 676 struct uftdi_softc *sc = vsc; 677 usb_device_request_t req; 678 int ctl; 679 680 DPRINTF(("uftdi_set: sc=%p, port=%d reg=%d onoff=%d\n", vsc, portno, 681 reg, onoff)); 682 683 switch (reg) { 684 case UCOM_SET_DTR: 685 ctl = onoff ? FTDI_SIO_SET_DTR_HIGH : FTDI_SIO_SET_DTR_LOW; 686 break; 687 case UCOM_SET_RTS: 688 ctl = onoff ? FTDI_SIO_SET_RTS_HIGH : FTDI_SIO_SET_RTS_LOW; 689 break; 690 case UCOM_SET_BREAK: 691 uftdi_break(sc, portno, onoff); 692 return; 693 default: 694 return; 695 } 696 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 697 req.bRequest = FTDI_SIO_MODEM_CTRL; 698 USETW(req.wValue, ctl); 699 USETW(req.wIndex, portno); 700 USETW(req.wLength, 0); 701 DPRINTFN(2,("uftdi_set: reqtype=0x%02x req=0x%02x value=0x%04x " 702 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 703 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 704 (void)usbd_do_request(sc->sc_udev, &req, NULL); 705 } 706 707 int 708 uftdi_param(void *vsc, int portno, struct termios *t) 709 { 710 struct uftdi_softc *sc = vsc; 711 usb_device_request_t req; 712 usbd_status err; 713 int rate, data, flow; 714 715 DPRINTF(("uftdi_param: sc=%p\n", sc)); 716 717 if (sc->sc_dying) 718 return (EIO); 719 720 switch (sc->sc_type) { 721 case UFTDI_TYPE_SIO: 722 switch (t->c_ospeed) { 723 case 300: rate = ftdi_sio_b300; break; 724 case 600: rate = ftdi_sio_b600; break; 725 case 1200: rate = ftdi_sio_b1200; break; 726 case 2400: rate = ftdi_sio_b2400; break; 727 case 4800: rate = ftdi_sio_b4800; break; 728 case 9600: rate = ftdi_sio_b9600; break; 729 case 19200: rate = ftdi_sio_b19200; break; 730 case 38400: rate = ftdi_sio_b38400; break; 731 case 57600: rate = ftdi_sio_b57600; break; 732 case 115200: rate = ftdi_sio_b115200; break; 733 default: 734 return (EINVAL); 735 } 736 break; 737 738 case UFTDI_TYPE_8U232AM: 739 if (uftdi_8u232am_getrate(t->c_ospeed, &rate) == -1) 740 return (EINVAL); 741 break; 742 } 743 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 744 req.bRequest = FTDI_SIO_SET_BAUD_RATE; 745 USETW(req.wValue, rate); 746 USETW(req.wIndex, portno); 747 USETW(req.wLength, 0); 748 DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 749 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 750 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 751 err = usbd_do_request(sc->sc_udev, &req, NULL); 752 if (err) 753 return (EIO); 754 755 if (ISSET(t->c_cflag, CSTOPB)) 756 data = FTDI_SIO_SET_DATA_STOP_BITS_2; 757 else 758 data = FTDI_SIO_SET_DATA_STOP_BITS_1; 759 if (ISSET(t->c_cflag, PARENB)) { 760 if (ISSET(t->c_cflag, PARODD)) 761 data |= FTDI_SIO_SET_DATA_PARITY_ODD; 762 else 763 data |= FTDI_SIO_SET_DATA_PARITY_EVEN; 764 } else 765 data |= FTDI_SIO_SET_DATA_PARITY_NONE; 766 switch (ISSET(t->c_cflag, CSIZE)) { 767 case CS5: 768 data |= FTDI_SIO_SET_DATA_BITS(5); 769 break; 770 case CS6: 771 data |= FTDI_SIO_SET_DATA_BITS(6); 772 break; 773 case CS7: 774 data |= FTDI_SIO_SET_DATA_BITS(7); 775 break; 776 case CS8: 777 data |= FTDI_SIO_SET_DATA_BITS(8); 778 break; 779 } 780 sc->last_lcr = data; 781 782 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 783 req.bRequest = FTDI_SIO_SET_DATA; 784 USETW(req.wValue, data); 785 USETW(req.wIndex, portno); 786 USETW(req.wLength, 0); 787 DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 788 "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 789 UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 790 err = usbd_do_request(sc->sc_udev, &req, NULL); 791 if (err) 792 return (EIO); 793 794 if (ISSET(t->c_cflag, CRTSCTS)) { 795 flow = FTDI_SIO_RTS_CTS_HS; 796 USETW(req.wValue, 0); 797 } else if (ISSET(t->c_iflag, IXON|IXOFF)) { 798 flow = FTDI_SIO_XON_XOFF_HS; 799 USETW2(req.wValue, t->c_cc[VSTOP], t->c_cc[VSTART]); 800 } else { 801 flow = FTDI_SIO_DISABLE_FLOW_CTRL; 802 USETW(req.wValue, 0); 803 } 804 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 805 req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 806 USETW2(req.wIndex, flow, portno); 807 USETW(req.wLength, 0); 808 err = usbd_do_request(sc->sc_udev, &req, NULL); 809 if (err) 810 return (EIO); 811 812 return (0); 813 } 814 815 void 816 uftdi_get_status(void *vsc, int portno, u_char *lsr, u_char *msr) 817 { 818 struct uftdi_softc *sc = vsc; 819 820 DPRINTF(("uftdi_status: msr=0x%02x lsr=0x%02x\n", 821 sc->sc_msr, sc->sc_lsr)); 822 823 if (msr != NULL) 824 *msr = sc->sc_msr; 825 if (lsr != NULL) 826 *lsr = sc->sc_lsr; 827 } 828 829 void 830 uftdi_break(void *vsc, int portno, int onoff) 831 { 832 struct uftdi_softc *sc = vsc; 833 usb_device_request_t req; 834 int data; 835 836 DPRINTF(("uftdi_break: sc=%p, port=%d onoff=%d\n", vsc, portno, 837 onoff)); 838 839 if (onoff) { 840 data = sc->last_lcr | FTDI_SIO_SET_BREAK; 841 } else { 842 data = sc->last_lcr; 843 } 844 845 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 846 req.bRequest = FTDI_SIO_SET_DATA; 847 USETW(req.wValue, data); 848 USETW(req.wIndex, portno); 849 USETW(req.wLength, 0); 850 (void)usbd_do_request(sc->sc_udev, &req, NULL); 851 } 852 853 int 854 uftdi_8u232am_getrate(speed_t speed, int *rate) 855 { 856 /* Table of the nearest even powers-of-2 for values 0..15. */ 857 static const unsigned char roundoff[16] = { 858 0, 2, 2, 4, 4, 4, 8, 8, 859 8, 8, 8, 8, 16, 16, 16, 16, 860 }; 861 862 unsigned int d, freq; 863 int result; 864 865 if (speed <= 0) 866 return (-1); 867 868 /* Special cases for 2M and 3M. */ 869 if (speed >= 3000000 * 100 / 103 && 870 speed <= 3000000 * 100 / 97) { 871 result = 0; 872 goto done; 873 } 874 if (speed >= 2000000 * 100 / 103 && 875 speed <= 2000000 * 100 / 97) { 876 result = 1; 877 goto done; 878 } 879 880 d = (FTDI_8U232AM_FREQ << 4) / speed; 881 d = (d & ~15) + roundoff[d & 15]; 882 883 if (d < FTDI_8U232AM_MIN_DIV) 884 d = FTDI_8U232AM_MIN_DIV; 885 else if (d > FTDI_8U232AM_MAX_DIV) 886 d = FTDI_8U232AM_MAX_DIV; 887 888 /* 889 * Calculate the frequency needed for d to exactly divide down 890 * to our target speed, and check that the actual frequency is 891 * within 3% of this. 892 */ 893 freq = speed * d; 894 if (freq < (quad_t)(FTDI_8U232AM_FREQ << 4) * 100 / 103 || 895 freq > (quad_t)(FTDI_8U232AM_FREQ << 4) * 100 / 97) 896 return (-1); 897 898 /* 899 * Pack the divisor into the resultant value. The lower 900 * 14-bits hold the integral part, while the upper 2 bits 901 * encode the fractional component: either 0, 0.5, 0.25, or 902 * 0.125. 903 */ 904 result = d >> 4; 905 if (d & 8) 906 result |= 0x4000; 907 else if (d & 4) 908 result |= 0x8000; 909 else if (d & 2) 910 result |= 0xc000; 911 912 done: 913 *rate = result; 914 return (0); 915 } 916