diff options
Diffstat (limited to 'sys/dev/usb/uvscom.c')
| -rw-r--r-- | sys/dev/usb/uvscom.c | 894 |
1 files changed, 894 insertions, 0 deletions
diff --git a/sys/dev/usb/uvscom.c b/sys/dev/usb/uvscom.c new file mode 100644 index 00000000000..041d8c2abb8 --- /dev/null +++ b/sys/dev/usb/uvscom.c @@ -0,0 +1,894 @@ +/* $OpenBSD: uvscom.c,v 1.1 2002/11/30 19:09:59 nate Exp $ */ +/* $NetBSD: uvscom.c,v 1.7 2002/09/23 05:51:23 simonb Exp $ */ +/*- + * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD: src/sys/dev/usb/uvscom.c,v 1.1 2002/03/18 18:23:39 joe Exp $ + */ + +/* + * uvscom: SUNTAC Slipper U VS-10U driver. + * Slipper U is a PC card to USB converter for data communication card + * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in, + * P-in m@ater and various data communication card adapters. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/malloc.h> +#include <sys/fcntl.h> +#include <sys/conf.h> +#include <sys/tty.h> +#include <sys/file.h> +#if defined(__FreeBSD__) +#include <sys/bus.h> +#include <sys/ioccom.h> +#if __FreeBSD_version >= 500014 +#include <sys/selinfo.h> +#else +#include <sys/select.h> +#endif +#else +#include <sys/ioctl.h> +#include <sys/device.h> +#endif +#include <sys/proc.h> +#include <sys/vnode.h> +#include <sys/poll.h> + +#include <dev/usb/usb.h> +#include <dev/usb/usbcdc.h> + +#include <dev/usb/usbdi.h> +#include <dev/usb/usbdi_util.h> +#include <dev/usb/usbdevs.h> +#include <dev/usb/usb_quirks.h> + +#include <dev/usb/ucomvar.h> + +#ifdef UVSCOM_DEBUG +static int uvscomdebug = 1; + +#if defined(__FreeBSD__) +#include <sys/sysctl.h> + +SYSCTL_DECL(_debug_usb); +SYSCTL_INT(_debug_usb, OID_AUTO, uvscom, CTLFLAG_RW, + &uvscomdebug, 0, "uvscom debug level"); + +#endif + +#define DPRINTFN(n, x) do { \ + if (uvscomdebug > (n)) \ + logprintf x; \ + } while (0) +#else +#define DPRINTFN(n, x) +#endif +#define DPRINTF(x) DPRINTFN(0, x) + +#if defined(__FreeBSD__) +#define UVSCOM_MODVER 1 /* module version */ +#endif + +#define UVSCOM_CONFIG_INDEX 0 +#define UVSCOM_IFACE_INDEX 0 + +#define UVSCOM_INTR_INTERVAL 100 /* mS */ + +#define UVSCOM_UNIT_WAIT 5 + +/* Request */ +#define UVSCOM_SET_SPEED 0x10 +#define UVSCOM_LINE_CTL 0x11 +#define UVSCOM_SET_PARAM 0x12 +#define UVSCOM_READ_STATUS 0xd0 +#define UVSCOM_SHUTDOWN 0xe0 + +/* UVSCOM_SET_SPEED parameters */ +#define UVSCOM_SPEED_150BPS 0x00 +#define UVSCOM_SPEED_300BPS 0x01 +#define UVSCOM_SPEED_600BPS 0x02 +#define UVSCOM_SPEED_1200BPS 0x03 +#define UVSCOM_SPEED_2400BPS 0x04 +#define UVSCOM_SPEED_4800BPS 0x05 +#define UVSCOM_SPEED_9600BPS 0x06 +#define UVSCOM_SPEED_19200BPS 0x07 +#define UVSCOM_SPEED_38400BPS 0x08 +#define UVSCOM_SPEED_57600BPS 0x09 +#define UVSCOM_SPEED_115200BPS 0x0a + +/* UVSCOM_LINE_CTL parameters */ +#define UVSCOM_BREAK 0x40 +#define UVSCOM_RTS 0x02 +#define UVSCOM_DTR 0x01 +#define UVSCOM_LINE_INIT 0x08 + +/* UVSCOM_SET_PARAM parameters */ +#define UVSCOM_DATA_MASK 0x03 +#define UVSCOM_DATA_BIT_8 0x03 +#define UVSCOM_DATA_BIT_7 0x02 +#define UVSCOM_DATA_BIT_6 0x01 +#define UVSCOM_DATA_BIT_5 0x00 + +#define UVSCOM_STOP_MASK 0x04 +#define UVSCOM_STOP_BIT_2 0x04 +#define UVSCOM_STOP_BIT_1 0x00 + +#define UVSCOM_PARITY_MASK 0x18 +#define UVSCOM_PARITY_EVEN 0x18 +#if 0 +#define UVSCOM_PARITY_UNK 0x10 +#endif +#define UVSCOM_PARITY_ODD 0x08 +#define UVSCOM_PARITY_NONE 0x00 + +/* Status bits */ +#define UVSCOM_TXRDY 0x04 +#define UVSCOM_RXRDY 0x01 + +#define UVSCOM_DCD 0x08 +#define UVSCOM_NOCARD 0x04 +#define UVSCOM_DSR 0x02 +#define UVSCOM_CTS 0x01 +#define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) + +struct uvscom_softc { + USBBASEDEVICE sc_dev; /* base device */ + usbd_device_handle sc_udev; /* USB device */ + usbd_interface_handle sc_iface; /* interface */ + int sc_iface_number;/* interface number */ + + usbd_interface_handle sc_intr_iface; /* interrupt interface */ + int sc_intr_number; /* interrupt number */ + usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ + u_char *sc_intr_buf; /* interrupt buffer */ + int sc_isize; + + u_char sc_dtr; /* current DTR state */ + u_char sc_rts; /* current RTS state */ + + u_char sc_lsr; /* Local status register */ + u_char sc_msr; /* uvscom status register */ + + uint16_t sc_lcr; /* Line control */ + u_char sc_usr; /* unit status */ + + device_ptr_t sc_subdev; /* ucom device */ + u_char sc_dying; /* disconnecting */ +}; + +/* + * These are the maximum number of bytes transferred per frame. + * The output buffer size cannot be increased due to the size encoding. + */ +#define UVSCOMIBUFSIZE 512 +#define UVSCOMOBUFSIZE 64 + +Static usbd_status uvscom_readstat(struct uvscom_softc *); +Static usbd_status uvscom_shutdown(struct uvscom_softc *); +Static usbd_status uvscom_reset(struct uvscom_softc *); +Static usbd_status uvscom_set_line_coding(struct uvscom_softc *, + uint16_t, uint16_t); +Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); +Static usbd_status uvscom_set_crtscts(struct uvscom_softc *); +Static void uvscom_get_status(void *, int, u_char *, u_char *); +Static void uvscom_dtr(struct uvscom_softc *, int); +Static void uvscom_rts(struct uvscom_softc *, int); +Static void uvscom_break(struct uvscom_softc *, int); + +Static void uvscom_set(void *, int, int, int); +Static void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); +Static int uvscom_param(void *, int, struct termios *); +Static int uvscom_open(void *, int); +Static void uvscom_close(void *, int); + +struct ucom_methods uvscom_methods = { + uvscom_get_status, + uvscom_set, + uvscom_param, + NULL, /* uvscom_ioctl, TODO */ + uvscom_open, + uvscom_close, + NULL, + NULL +}; + +static const struct usb_devno uvscom_devs [] = { + /* SUNTAC U-Cable type P1 */ + { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, + /* SUNTAC Slipper U */ + { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, +}; +#define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) + +USB_DECLARE_DRIVER(uvscom); + +#ifdef __FreeBSD__ +Static device_probe_t uvscom_match; +Static device_attach_t uvscom_attach; +Static device_detach_t uvscom_detach; + +Static device_method_t uvscom_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, uvscom_match), + DEVMETHOD(device_attach, uvscom_attach), + DEVMETHOD(device_detach, uvscom_detach), + { 0, 0 } +}; + +Static driver_t uvscom_driver = { + "usio", + uvscom_methods, + sizeof (struct uvscom_softc) +}; + +DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); +MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); +MODULE_VERSION(uvscom, UVSCOM_MODVER); +#endif + +USB_MATCH(uvscom) +{ + USB_MATCH_START(uvscom, uaa); + + if (uaa->iface != NULL) + return (UMATCH_NONE); + + return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? + UMATCH_VENDOR_PRODUCT : UMATCH_NONE); +} + +USB_ATTACH(uvscom) +{ + USB_ATTACH_START(uvscom, sc, uaa); + usbd_device_handle dev = uaa->device; + usb_config_descriptor_t *cdesc; + usb_interface_descriptor_t *id; + usb_endpoint_descriptor_t *ed; + char devinfo[1024]; + const char *devname = USBDEVNAME(sc->sc_dev); + usbd_status err; + int i; + struct ucom_attach_args uca; + + usbd_devinfo(dev, 0, devinfo); + USB_ATTACH_SETUP; + printf("%s: %s\n", devname, devinfo); + + sc->sc_udev = dev; + + DPRINTF(("uvscom attach: sc = %p\n", sc)); + + /* initialize endpoints */ + uca.bulkin = uca.bulkout = -1; + sc->sc_intr_number = -1; + sc->sc_intr_pipe = NULL; + + /* Move the device into the configured state. */ + err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); + if (err) { + printf("%s: failed to set configuration, err=%s\n", + devname, usbd_errstr(err)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + + /* get the config descriptor */ + cdesc = usbd_get_config_descriptor(sc->sc_udev); + + if (cdesc == NULL) { + printf("%s: failed to get configuration descriptor\n", + USBDEVNAME(sc->sc_dev)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + + /* get the common interface */ + err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, + &sc->sc_iface); + if (err) { + printf("%s: failed to get interface, err=%s\n", + devname, usbd_errstr(err)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + + id = usbd_get_interface_descriptor(sc->sc_iface); + sc->sc_iface_number = id->bInterfaceNumber; + + /* Find endpoints */ + for (i = 0; i < id->bNumEndpoints; i++) { + ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); + if (ed == NULL) { + printf("%s: no endpoint descriptor for %d\n", + USBDEVNAME(sc->sc_dev), i); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + + if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && + UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { + uca.bulkin = ed->bEndpointAddress; + } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && + UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { + uca.bulkout = ed->bEndpointAddress; + } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && + UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { + sc->sc_intr_number = ed->bEndpointAddress; + sc->sc_isize = UGETW(ed->wMaxPacketSize); + } + } + + if (uca.bulkin == -1) { + printf("%s: Could not find data bulk in\n", + USBDEVNAME(sc->sc_dev)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + if (uca.bulkout == -1) { + printf("%s: Could not find data bulk out\n", + USBDEVNAME(sc->sc_dev)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + if (sc->sc_intr_number == -1) { + printf("%s: Could not find interrupt in\n", + USBDEVNAME(sc->sc_dev)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + + sc->sc_dtr = sc->sc_rts = 0; + sc->sc_lcr = UVSCOM_LINE_INIT; + + uca.portno = UCOM_UNK_PORTNO; + /* bulkin, bulkout set above */ + uca.ibufsize = UVSCOMIBUFSIZE; + uca.obufsize = UVSCOMOBUFSIZE; + uca.ibufsizepad = UVSCOMIBUFSIZE; + uca.opkthdrlen = 0; + uca.device = dev; + uca.iface = sc->sc_iface; + uca.methods = &uvscom_methods; + uca.arg = sc; + uca.info = NULL; + + err = uvscom_reset(sc); + + if (err) { + printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), + usbd_errstr(err)); + sc->sc_dying = 1; + USB_ATTACH_ERROR_RETURN; + } + + DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", + ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); + + usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, + USBDEV(sc->sc_dev)); + + DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", + uca.bulkin, uca.bulkout, sc->sc_intr_number )); + sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); + + USB_ATTACH_SUCCESS_RETURN; +} + +USB_DETACH(uvscom) +{ + USB_DETACH_START(uvscom, sc); + int rv = 0; + + DPRINTF(("uvscom_detach: sc = %p\n", sc)); + + sc->sc_dying = 1; + + if (sc->sc_intr_pipe != NULL) { + usbd_abort_pipe(sc->sc_intr_pipe); + usbd_close_pipe(sc->sc_intr_pipe); + free(sc->sc_intr_buf, M_USBDEV); + sc->sc_intr_pipe = NULL; + } + + sc->sc_dying = 1; + if (sc->sc_subdev != NULL) { + rv = config_detach(sc->sc_subdev, flags); + sc->sc_subdev = NULL; + } + + usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, + USBDEV(sc->sc_dev)); + + return (rv); +} + +int +uvscom_activate(device_ptr_t self, enum devact act) +{ + struct uvscom_softc *sc = (struct uvscom_softc *)self; + int rv = 0; + + switch (act) { + case DVACT_ACTIVATE: + return (EOPNOTSUPP); + + case DVACT_DEACTIVATE: + if (sc->sc_subdev != NULL) + rv = config_deactivate(sc->sc_subdev); + sc->sc_dying = 1; + break; + } + return (rv); +} + +Static usbd_status +uvscom_readstat(struct uvscom_softc *sc) +{ + usb_device_request_t req; + usbd_status err; + uint16_t r; + + DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); + + req.bmRequestType = UT_READ_VENDOR_DEVICE; + req.bRequest = UVSCOM_READ_STATUS; + USETW(req.wValue, 0); + USETW(req.wIndex, 0); + USETW(req.wLength, 2); + + err = usbd_do_request(sc->sc_udev, &req, &r); + if (err) { + printf("%s: uvscom_readstat: %s\n", + USBDEVNAME(sc->sc_dev), usbd_errstr(err)); + return (err); + } + + DPRINTF(("%s: uvscom_readstat: r = %d\n", + USBDEVNAME(sc->sc_dev), r)); + + return (USBD_NORMAL_COMPLETION); +} + +Static usbd_status +uvscom_shutdown(struct uvscom_softc *sc) +{ + usb_device_request_t req; + usbd_status err; + + DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); + + req.bmRequestType = UT_WRITE_VENDOR_DEVICE; + req.bRequest = UVSCOM_SHUTDOWN; + USETW(req.wValue, 0); + USETW(req.wIndex, 0); + USETW(req.wLength, 0); + + err = usbd_do_request(sc->sc_udev, &req, NULL); + if (err) { + printf("%s: uvscom_shutdown: %s\n", + USBDEVNAME(sc->sc_dev), usbd_errstr(err)); + return (err); + } + + return (USBD_NORMAL_COMPLETION); +} + +Static usbd_status +uvscom_reset(struct uvscom_softc *sc) +{ + DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); + + return (USBD_NORMAL_COMPLETION); +} + +Static usbd_status +uvscom_set_crtscts(struct uvscom_softc *sc) +{ + DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); + + return (USBD_NORMAL_COMPLETION); +} + +Static usbd_status +uvscom_set_line(struct uvscom_softc *sc, uint16_t line) +{ + usb_device_request_t req; + usbd_status err; + + DPRINTF(("%s: uvscom_set_line: %04x\n", + USBDEVNAME(sc->sc_dev), line)); + + req.bmRequestType = UT_WRITE_VENDOR_DEVICE; + req.bRequest = UVSCOM_LINE_CTL; + USETW(req.wValue, line); + USETW(req.wIndex, 0); + USETW(req.wLength, 0); + + err = usbd_do_request(sc->sc_udev, &req, NULL); + if (err) { + printf("%s: uvscom_set_line: %s\n", + USBDEVNAME(sc->sc_dev), usbd_errstr(err)); + return (err); + } + + return (USBD_NORMAL_COMPLETION); +} + +Static usbd_status +uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) +{ + usb_device_request_t req; + usbd_status err; + + DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", + USBDEVNAME(sc->sc_dev), lsp, ls)); + + req.bmRequestType = UT_WRITE_VENDOR_DEVICE; + req.bRequest = UVSCOM_SET_SPEED; + USETW(req.wValue, lsp); + USETW(req.wIndex, 0); + USETW(req.wLength, 0); + + err = usbd_do_request(sc->sc_udev, &req, NULL); + if (err) { + printf("%s: uvscom_set_line_coding: %s\n", + USBDEVNAME(sc->sc_dev), usbd_errstr(err)); + return (err); + } + + req.bmRequestType = UT_WRITE_VENDOR_DEVICE; + req.bRequest = UVSCOM_SET_PARAM; + USETW(req.wValue, ls); + USETW(req.wIndex, 0); + USETW(req.wLength, 0); + + err = usbd_do_request(sc->sc_udev, &req, NULL); + if (err) { + printf("%s: uvscom_set_line_coding: %s\n", + USBDEVNAME(sc->sc_dev), usbd_errstr(err)); + return (err); + } + + return (USBD_NORMAL_COMPLETION); +} + +Static void +uvscom_dtr(struct uvscom_softc *sc, int onoff) +{ + DPRINTF(("%s: uvscom_dtr: onoff = %d\n", + USBDEVNAME(sc->sc_dev), onoff)); + + if (sc->sc_dtr == onoff) + return; /* no change */ + + sc->sc_dtr = onoff; + + if (onoff) + SET(sc->sc_lcr, UVSCOM_DTR); + else + CLR(sc->sc_lcr, UVSCOM_DTR); + + uvscom_set_line(sc, sc->sc_lcr); +} + +Static void +uvscom_rts(struct uvscom_softc *sc, int onoff) +{ + DPRINTF(("%s: uvscom_rts: onoff = %d\n", + USBDEVNAME(sc->sc_dev), onoff)); + + if (sc->sc_rts == onoff) + return; /* no change */ + + sc->sc_rts = onoff; + + if (onoff) + SET(sc->sc_lcr, UVSCOM_RTS); + else + CLR(sc->sc_lcr, UVSCOM_RTS); + + uvscom_set_line(sc, sc->sc_lcr); +} + +Static void +uvscom_break(struct uvscom_softc *sc, int onoff) +{ + DPRINTF(("%s: uvscom_break: onoff = %d\n", + USBDEVNAME(sc->sc_dev), onoff)); + + if (onoff) + uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); +} + +Static void +uvscom_set(void *addr, int portno, int reg, int onoff) +{ + struct uvscom_softc *sc = addr; + + switch (reg) { + case UCOM_SET_DTR: + uvscom_dtr(sc, onoff); + break; + case UCOM_SET_RTS: + uvscom_rts(sc, onoff); + break; + case UCOM_SET_BREAK: + uvscom_break(sc, onoff); + break; + default: + break; + } +} + +Static int +uvscom_param(void *addr, int portno, struct termios *t) +{ + struct uvscom_softc *sc = addr; + usbd_status err; + uint16_t lsp; + uint16_t ls; + + DPRINTF(("%s: uvscom_param: sc = %p\n", + USBDEVNAME(sc->sc_dev), sc)); + + ls = 0; + + switch (t->c_ospeed) { + case B150: + lsp = UVSCOM_SPEED_150BPS; + break; + case B300: + lsp = UVSCOM_SPEED_300BPS; + break; + case B600: + lsp = UVSCOM_SPEED_600BPS; + break; + case B1200: + lsp = UVSCOM_SPEED_1200BPS; + break; + case B2400: + lsp = UVSCOM_SPEED_2400BPS; + break; + case B4800: + lsp = UVSCOM_SPEED_4800BPS; + break; + case B9600: + lsp = UVSCOM_SPEED_9600BPS; + break; + case B19200: + lsp = UVSCOM_SPEED_19200BPS; + break; + case B38400: + lsp = UVSCOM_SPEED_38400BPS; + break; + case B57600: + lsp = UVSCOM_SPEED_57600BPS; + break; + case B115200: + lsp = UVSCOM_SPEED_115200BPS; + break; + default: + return (EIO); + } + + if (ISSET(t->c_cflag, CSTOPB)) + SET(ls, UVSCOM_STOP_BIT_2); + else + SET(ls, UVSCOM_STOP_BIT_1); + + if (ISSET(t->c_cflag, PARENB)) { + if (ISSET(t->c_cflag, PARODD)) + SET(ls, UVSCOM_PARITY_ODD); + else + SET(ls, UVSCOM_PARITY_EVEN); + } else + SET(ls, UVSCOM_PARITY_NONE); + + switch (ISSET(t->c_cflag, CSIZE)) { + case CS5: + SET(ls, UVSCOM_DATA_BIT_5); + break; + case CS6: + SET(ls, UVSCOM_DATA_BIT_6); + break; + case CS7: + SET(ls, UVSCOM_DATA_BIT_7); + break; + case CS8: + SET(ls, UVSCOM_DATA_BIT_8); + break; + default: + return (EIO); + } + + err = uvscom_set_line_coding(sc, lsp, ls); + if (err) + return (EIO); + + if (ISSET(t->c_cflag, CRTSCTS)) { + err = uvscom_set_crtscts(sc); + if (err) + return (EIO); + } + + return (0); +} + +Static int +uvscom_open(void *addr, int portno) +{ + struct uvscom_softc *sc = addr; + int err; + int i; + + if (sc->sc_dying) + return (EIO); + + DPRINTF(("uvscom_open: sc = %p\n", sc)); + + if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { + DPRINTF(("uvscom_open: open interrupt pipe.\n")); + + sc->sc_usr = 0; /* clear unit status */ + + err = uvscom_readstat(sc); + if (err) { + DPRINTF(("%s: uvscom_open: readstat faild\n", + USBDEVNAME(sc->sc_dev))); + return (EIO); + } + + sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); + err = usbd_open_pipe_intr(sc->sc_iface, + sc->sc_intr_number, + USBD_SHORT_XFER_OK, + &sc->sc_intr_pipe, + sc, + sc->sc_intr_buf, + sc->sc_isize, + uvscom_intr, + UVSCOM_INTR_INTERVAL); + if (err) { + printf("%s: cannot open interrupt pipe (addr %d)\n", + USBDEVNAME(sc->sc_dev), + sc->sc_intr_number); + return (EIO); + } + } else { + DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); + } + + if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { + /* unit is not ready */ + + for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { + tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ + if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) + break; + } + if (i == 0) { + DPRINTF(("%s: unit is not ready\n", + USBDEVNAME(sc->sc_dev))); + return (EIO); + } + + /* check PC card was inserted */ + if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { + DPRINTF(("%s: no card\n", + USBDEVNAME(sc->sc_dev))); + return (EIO); + } + } + + return (0); +} + +Static void +uvscom_close(void *addr, int portno) +{ + struct uvscom_softc *sc = addr; + int err; + + if (sc->sc_dying) + return; + + DPRINTF(("uvscom_close: close\n")); + + uvscom_shutdown(sc); + + if (sc->sc_intr_pipe != NULL) { + err = usbd_abort_pipe(sc->sc_intr_pipe); + if (err) + printf("%s: abort interrupt pipe failed: %s\n", + USBDEVNAME(sc->sc_dev), + usbd_errstr(err)); + err = usbd_close_pipe(sc->sc_intr_pipe); + if (err) + printf("%s: close interrupt pipe failed: %s\n", + USBDEVNAME(sc->sc_dev), + usbd_errstr(err)); + free(sc->sc_intr_buf, M_USBDEV); + sc->sc_intr_pipe = NULL; + } +} + +Static void +uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) +{ + struct uvscom_softc *sc = priv; + u_char *buf = sc->sc_intr_buf; + u_char pstatus; + + if (sc->sc_dying) + return; + + if (status != USBD_NORMAL_COMPLETION) { + if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) + return; + + printf("%s: uvscom_intr: abnormal status: %s\n", + USBDEVNAME(sc->sc_dev), + usbd_errstr(status)); + usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); + return; + } + + DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", + USBDEVNAME(sc->sc_dev), buf[0], buf[1])); + + sc->sc_lsr = sc->sc_msr = 0; + sc->sc_usr = buf[1]; + + pstatus = buf[0]; + if (ISSET(pstatus, UVSCOM_TXRDY)) + SET(sc->sc_lsr, ULSR_TXRDY); + if (ISSET(pstatus, UVSCOM_RXRDY)) + SET(sc->sc_lsr, ULSR_RXRDY); + + pstatus = buf[1]; + if (ISSET(pstatus, UVSCOM_CTS)) + SET(sc->sc_msr, UMSR_CTS); + if (ISSET(pstatus, UVSCOM_DSR)) + SET(sc->sc_msr, UMSR_DSR); + if (ISSET(pstatus, UVSCOM_DCD)) + SET(sc->sc_msr, UMSR_DCD); + + ucom_status_change((struct ucom_softc *) sc->sc_subdev); +} + +Static void +uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) +{ + struct uvscom_softc *sc = addr; + + if (lsr != NULL) + *lsr = sc->sc_lsr; + if (msr != NULL) + *msr = sc->sc_msr; +} + |