usb_serial.c File Reference

#include <sys/cdefs.h>
#include <sys/stdint.h>
#include <sys/stddef.h>
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/module.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/sysctl.h>
#include <sys/sx.h>
#include <sys/unistd.h>
#include <sys/callout.h>
#include <sys/malloc.h>
#include <sys/priv.h>
#include <sys/cons.h>
#include <dev/uart/uart_ppstypes.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdi_util.h>
#include <dev/usb/usb_debug.h>
#include <dev/usb/usb_busdma.h>
#include <dev/usb/usb_process.h>
#include <dev/usb/serial/usb_serial.h>
#include "opt_gdb.h"

Include dependency graph for usb_serial.c:

Go to the source code of this file.

Macros
#define	USB_DEBUG_VAR   ucom_debug
#define	UCOM_CONS_BUFSIZE   1024
#define	UCOM_UNIT_MAX   128 /* maximum number of units */
#define	UCOM_TTY_PREFIX   "U"

Functions
	__FBSDID ("$FreeBSD$")
static	SYSCTL_NODE (_hw_usb, OID_AUTO, ucom, CTLFLAG_RW|CTLFLAG_MPSAFE, 0, "USB ucom")
	SYSCTL_INT (_hw_usb_ucom, OID_AUTO, pps_mode, CTLFLAG_RWTUN, &ucom_pps_mode, 0, "pulse capture mode: 0/1/2=disabled/CTS/DCD; add 0x10 to invert")
	SYSCTL_INT (_hw_usb_ucom, OID_AUTO, device_mode_console, CTLFLAG_RW, &ucom_device_mode_console, 0, "set to 1 to mark terminals as consoles when in device mode")
	SYSCTL_INT (_hw_usb_ucom, OID_AUTO, cons_unit, CTLFLAG_RWTUN, &ucom_cons_unit, 0, "console unit number")
	SYSCTL_INT (_hw_usb_ucom, OID_AUTO, cons_subunit, CTLFLAG_RWTUN, &ucom_cons_subunit, 0, "console subunit number")
	SYSCTL_INT (_hw_usb_ucom, OID_AUTO, cons_baud, CTLFLAG_RWTUN, &ucom_cons_baud, 0, "console baud rate")
static int	ucom_unit_alloc (void)
static void	ucom_unit_free (int)
static int	ucom_attach_tty (struct ucom_super_softc *, struct ucom_softc *)
static void	ucom_detach_tty (struct ucom_super_softc *, struct ucom_softc *)
static void	ucom_queue_command (struct ucom_softc *, usb_proc_callback_t *, struct termios *pt, struct usb_proc_msg *t0, struct usb_proc_msg *t1)
static void	ucom_shutdown (struct ucom_softc *)
static void	ucom_ring (struct ucom_softc *, uint8_t)
static void	ucom_break (struct ucom_softc *, uint8_t)
static void	ucom_dtr (struct ucom_softc *, uint8_t)
static void	ucom_rts (struct ucom_softc *, uint8_t)
	MODULE_DEPEND (ucom, usb, 1, 1, 1)
	MODULE_VERSION (ucom, 1)
static void	ucom_init (void *arg)
	SYSINIT (ucom_init, SI_SUB_KLD - 1, SI_ORDER_ANY, ucom_init, NULL)
static void	ucom_uninit (void *arg)
	SYSUNINIT (ucom_uninit, SI_SUB_KLD - 3, SI_ORDER_ANY, ucom_uninit, NULL)
int	ucom_attach (struct ucom_super_softc *ssc, struct ucom_softc *sc, int subunits, void *parent, const struct ucom_callback *callback, struct mtx *mtx)
void	ucom_detach (struct ucom_super_softc *ssc, struct ucom_softc *sc)
void	ucom_drain (struct ucom_super_softc *ssc)
void	ucom_drain_all (void *arg)
void	ucom_set_pnpinfo_usb (struct ucom_super_softc *ssc, device_t dev)
void	ucom_set_usb_mode (struct ucom_super_softc *ssc, enum usb_hc_mode usb_mode)
uint8_t	ucom_cfg_is_gone (struct ucom_softc *sc)
static void	ucom_cfg_start_transfers (struct usb_proc_msg *_task)
static void	ucom_start_transfers (struct ucom_softc *sc)
static void	ucom_cfg_open (struct usb_proc_msg *_task)
static int	ucom_open (struct tty *tp)
static void	ucom_cfg_close (struct usb_proc_msg *_task)
static void	ucom_close (struct tty *tp)
static void	ucom_inwakeup (struct tty *tp)
static int	ucom_ioctl (struct tty *tp, u_long cmd, caddr_t data, struct thread *td)
static int	ucom_modem (struct tty *tp, int sigon, int sigoff)
static void	ucom_cfg_line_state (struct usb_proc_msg *_task)
static void	ucom_line_state (struct ucom_softc *sc, uint8_t set_bits, uint8_t clear_bits)
static void	ucom_cfg_status_change (struct usb_proc_msg *_task)
void	ucom_status_change (struct ucom_softc *sc)
static void	ucom_cfg_param (struct usb_proc_msg *_task)
static int	ucom_param (struct tty *tp, struct termios *t)
static void	ucom_outwakeup (struct tty *tp)
static bool	ucom_busy (struct tty *tp)
uint8_t	ucom_get_data (struct ucom_softc *sc, struct usb_page_cache *pc, uint32_t offset, uint32_t len, uint32_t *actlen)
void	ucom_put_data (struct ucom_softc *sc, struct usb_page_cache *pc, uint32_t offset, uint32_t len)
static void	ucom_free (void *xsc)
	CONSOLE_DRIVER (ucom)
static void	ucom_cnprobe (struct consdev *cp)
static void	ucom_cninit (struct consdev *cp)
static void	ucom_cnterm (struct consdev *cp)
static void	ucom_cngrab (struct consdev *cp)
static void	ucom_cnungrab (struct consdev *cp)
static int	ucom_cngetc (struct consdev *cd)
static void	ucom_cnputc (struct consdev *cd, int c)
void	ucom_ref (struct ucom_super_softc *ssc)
static void	ucom_free_unit (struct ucom_super_softc *ssc)
int	ucom_unref (struct ucom_super_softc *ssc)

Variables
static int	ucom_pps_mode
static int	ucom_device_mode_console = 1
static uint8_t	ucom_cons_rx_buf [UCOM_CONS_BUFSIZE]
static uint8_t	ucom_cons_tx_buf [UCOM_CONS_BUFSIZE]
static unsigned int	ucom_cons_rx_low = 0
static unsigned int	ucom_cons_rx_high = 0
static unsigned int	ucom_cons_tx_low = 0
static unsigned int	ucom_cons_tx_high = 0
static int	ucom_cons_unit = -1
static int	ucom_cons_subunit = 0
static int	ucom_cons_baud = 9600
static struct ucom_softc *	ucom_cons_softc = NULL
static usb_proc_callback_t	ucom_cfg_start_transfers
static usb_proc_callback_t	ucom_cfg_open
static usb_proc_callback_t	ucom_cfg_close
static usb_proc_callback_t	ucom_cfg_line_state
static usb_proc_callback_t	ucom_cfg_status_change
static usb_proc_callback_t	ucom_cfg_param
static tsw_open_t	ucom_open
static tsw_close_t	ucom_close
static tsw_ioctl_t	ucom_ioctl
static tsw_modem_t	ucom_modem
static tsw_param_t	ucom_param
static tsw_outwakeup_t	ucom_outwakeup
static tsw_inwakeup_t	ucom_inwakeup
static tsw_free_t	ucom_free
static tsw_busy_t	ucom_busy
static struct ttydevsw	ucom_class
static struct unrhdr *	ucom_unrhdr
static struct mtx	ucom_mtx
static int	ucom_close_refs
static cn_probe_t	ucom_cnprobe
static cn_init_t	ucom_cninit
static cn_term_t	ucom_cnterm
static cn_getc_t	ucom_cngetc
static cn_putc_t	ucom_cnputc
static cn_grab_t	ucom_cngrab
static cn_ungrab_t	ucom_cnungrab
const struct consdev_ops	ucom_cnops

Macro Definition Documentation

UCOM_CONS_BUFSIZE

#define UCOM_CONS_BUFSIZE   1024

Definition at line 122 of file usb_serial.c.

UCOM_TTY_PREFIX

#define UCOM_TTY_PREFIX   "U"

Definition at line 192 of file usb_serial.c.

UCOM_UNIT_MAX

#define UCOM_UNIT_MAX   128 /* maximum number of units */

Definition at line 191 of file usb_serial.c.

USB_DEBUG_VAR

#define USB_DEBUG_VAR   ucom_debug

Definition at line 91 of file usb_serial.c.

Function Documentation

__FBSDID()

__FBSDID

(

"$FreeBSD$"

)

CONSOLE_DRIVER()

CONSOLE_DRIVER

(

ucom

)

MODULE_DEPEND()

MODULE_DEPEND	(	ucom	,
		usb	,
		1	,
		1	,
		1
	)

MODULE_VERSION()

MODULE_VERSION	(	ucom	,
		1
	)

SYSCTL_INT() [1/5]

SYSCTL_INT	(	_hw_usb_ucom	,
		OID_AUTO	,
		cons_baud	,
		CTLFLAG_RWTUN	,
		&	ucom_cons_baud,
		0	,
		"console baud rate"
	)

SYSCTL_INT() [2/5]

SYSCTL_INT	(	_hw_usb_ucom	,
		OID_AUTO	,
		cons_subunit	,
		CTLFLAG_RWTUN	,
		&	ucom_cons_subunit,
		0	,
		"console subunit number"
	)

SYSCTL_INT() [3/5]

SYSCTL_INT	(	_hw_usb_ucom	,
		OID_AUTO	,
		cons_unit	,
		CTLFLAG_RWTUN	,
		&	ucom_cons_unit,
		0	,
		"console unit number"
	)

SYSCTL_INT() [4/5]

SYSCTL_INT	(	_hw_usb_ucom	,
		OID_AUTO	,
		device_mode_console	,
		CTLFLAG_RW	,
		&	ucom_device_mode_console,
		0	,
		"set to 1 to mark terminals as consoles when in device mode"
	)

SYSCTL_INT() [5/5]

SYSCTL_INT	(	_hw_usb_ucom	,
		OID_AUTO	,
		pps_mode	,
		CTLFLAG_RWTUN	,
		&	ucom_pps_mode,
		0
	)

SYSCTL_NODE()

static SYSCTL_NODE ( _hw_usb  , OID_AUTO  , ucom  , CTLFLAG_RW|  CTLFLAG_MPSAFE, 0  , "USB ucom"    )

static

SYSINIT()

SYSINIT	(	ucom_init	,
		SI_SUB_KLD -	1,
		SI_ORDER_ANY	,
		ucom_init	,
		NULL
	)

SYSUNINIT()

SYSUNINIT	(	ucom_uninit	,
		SI_SUB_KLD -	3,
		SI_ORDER_ANY	,
		ucom_uninit	,
		NULL
	)

ucom_attach()

int ucom_attach	(	struct ucom_super_softc *	ssc,
		struct ucom_softc *	sc,
		int	subunits,
		void *	parent,
		const struct ucom_callback *	callback,
		struct mtx *	mtx
	)

Definition at line 267 of file usb_serial.c.

References DPRINTF, error, ucom_softc::sc_callback, ucom_super_softc::sc_flag, ucom_softc::sc_flag, ucom_softc::sc_mtx, ucom_softc::sc_parent, ucom_softc::sc_subunit, ucom_super_softc::sc_subunits, ucom_softc::sc_super, ucom_super_softc::sc_tq, ucom_softc::sc_tty, ucom_super_softc::sc_ttyname, ucom_super_softc::sc_unit, ucom_attach_tty(), ucom_detach(), UCOM_FLAG_ATTACHED, UCOM_FLAG_DEVICE_MODE, UCOM_FLAG_FREE_UNIT, UCOM_FLAG_WAIT_REFS, ucom_callback::ucom_free, ucom_ref(), UCOM_TTY_PREFIX, ucom_unit_alloc(), ucom_unit_free(), USB_PRI_MED, and usb_proc_create().

Referenced by u3g_attach(), uark_attach(), ubsa_attach(), ubser_attach(), uchcom_attach(), ucycom_attach(), ufoma_attach(), uftdi_attach(), ugensa_attach(), uhso_probe_iface(), uipaq_attach(), umcs7840_attach(), umct_attach(), umodem_attach(), umoscom_attach(), uplcom_attach(), usie_attach(), uslcom_attach(), uvisor_attach(), and uvscom_attach().

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ucom_attach_tty()

static int ucom_attach_tty ( struct ucom_super_softc *  ssc, struct ucom_softc *  sc  )

static

Definition at line 416 of file usb_serial.c.

References DPRINTF, ucom_softc::sc_callback, ucom_softc::sc_consdev, ucom_super_softc::sc_flag, ucom_softc::sc_flag, ucom_softc::sc_mtx, ucom_softc::sc_pps, ucom_softc::sc_subunit, ucom_super_softc::sc_subunits, ucom_softc::sc_tty, ucom_super_softc::sc_unit, ucom_class, ucom_cnops, ucom_cons_baud, ucom_cons_rx_high, ucom_cons_rx_low, ucom_cons_softc, ucom_cons_subunit, ucom_cons_tx_high, ucom_cons_tx_low, ucom_cons_unit, ucom_device_mode_console, UCOM_FLAG_CONSOLE, UCOM_FLAG_DEVICE_MODE, UCOM_MTX_LOCK, UCOM_MTX_UNLOCK, ucom_open, ucom_param, ucom_callback::ucom_tty_name, and UCOM_TTY_PREFIX.

Referenced by ucom_attach().

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ucom_break()

static void ucom_break ( struct ucom_softc *  sc, uint8_t  onoff  )

static

Definition at line 1100 of file usb_serial.c.

References DPRINTF, ucom_line_state(), and UCOM_LS_BREAK.

Referenced by ucom_ioctl(), and ucom_open().

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ucom_busy()

static bool ucom_busy ( struct tty *  tp )

static

Definition at line 1356 of file usb_serial.c.

References ucom_softc::sc_flag, ucom_softc::sc_lsr, UCOM_FLAG_LSRTXIDLE, UCOM_MTX_ASSERT, ULSR_TSRE, and ULSR_TXRDY.

ucom_cfg_close()

static void ucom_cfg_close ( struct usb_proc_msg *  _task )

static

Definition at line 809 of file usb_serial.c.

References DPRINTF, ucom_cfg_task::sc, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_callback::ucom_cfg_close, and UCOM_FLAG_LL_READY.

ucom_cfg_is_gone()

uint8_t ucom_cfg_is_gone

(

struct ucom_softc *

sc

)

Definition at line 667 of file usb_serial.c.

References ucom_softc::sc_super, ucom_super_softc::sc_tq, and usb_proc_is_gone().

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ucom_cfg_line_state()

static void ucom_cfg_line_state ( struct usb_proc_msg *  _task )

static

Definition at line 998 of file usb_serial.c.

References ucom_cfg_task::sc, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_pls_clr, ucom_softc::sc_pls_curr, ucom_softc::sc_pls_set, ucom_callback::ucom_cfg_set_break, ucom_callback::ucom_cfg_set_dtr, ucom_callback::ucom_cfg_set_ring, ucom_callback::ucom_cfg_set_rts, UCOM_FLAG_LL_READY, UCOM_LS_BREAK, UCOM_LS_DTR, UCOM_LS_RING, and UCOM_LS_RTS.

ucom_cfg_open()

static void ucom_cfg_open ( struct usb_proc_msg *  _task )

static

Definition at line 719 of file usb_serial.c.

References DPRINTF, ucom_cfg_task::sc, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_mtx, ucom_callback::ucom_cfg_open, UCOM_FLAG_LL_READY, and usb_pause_mtx().

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ucom_cfg_param()

static void ucom_cfg_param ( struct usb_proc_msg *  _task )

static

Definition at line 1247 of file usb_serial.c.

References ucom_param_task::sc, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_mtx, ucom_param_task::termios_copy, ucom_callback::ucom_cfg_param, UCOM_FLAG_LL_READY, and usb_pause_mtx().

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ucom_cfg_start_transfers()

static void ucom_cfg_start_transfers ( struct usb_proc_msg *  _task )

static

Definition at line 675 of file usb_serial.c.

References ucom_cfg_task::sc, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_last_start_xfer, UCOM_FLAG_GP_DATA, UCOM_FLAG_HL_READY, UCOM_FLAG_LL_READY, ucom_callback::ucom_start_read, and ucom_callback::ucom_start_write.

ucom_cfg_status_change()

static void ucom_cfg_status_change ( struct usb_proc_msg *  _task )

static

Definition at line 1133 of file usb_serial.c.

References DPRINTF, ucom_cfg_task::sc, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_lsr, ucom_softc::sc_msr, ucom_softc::sc_pps, ucom_softc::sc_tty, ucom_callback::ucom_cfg_get_status, UCOM_FLAG_HL_READY, UCOM_FLAG_LL_READY, UCOM_MTX_ASSERT, ucom_pps_mode, ULSR_BI, ULSR_FE, and ULSR_PE.

ucom_close()

static void ucom_close ( struct tty *  tp )

static

Definition at line 827 of file usb_serial.c.

References DPRINTF, ucom_cfg_task::hdr, ucom_softc::sc_callback, ucom_softc::sc_close_task, ucom_softc::sc_flag, ucom_cfg_close, UCOM_FLAG_HL_READY, UCOM_FLAG_RTS_IFLOW, UCOM_MTX_ASSERT, ucom_queue_command(), ucom_shutdown(), and ucom_callback::ucom_stop_read.

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ucom_cngetc()

static int ucom_cngetc ( struct consdev *  cd )

static

Definition at line 1621 of file usb_serial.c.

References ucom_softc::sc_callback, ucom_softc::sc_tty, UCOM_CONS_BUFSIZE, ucom_cons_rx_buf, ucom_cons_rx_high, ucom_cons_rx_low, ucom_cons_softc, UCOM_MTX_LOCK, UCOM_MTX_UNLOCK, ucom_outwakeup, ucom_callback::ucom_poll, and USB_IN_POLLING_MODE_FUNC.

ucom_cngrab()

static void ucom_cngrab ( struct consdev *  cp )

static

Definition at line 1611 of file usb_serial.c.

ucom_cninit()

static void ucom_cninit ( struct consdev *  cp )

static

Definition at line 1601 of file usb_serial.c.

ucom_cnprobe()

static void ucom_cnprobe ( struct consdev *  cp )

static

Definition at line 1590 of file usb_serial.c.

References ucom_cons_unit.

ucom_cnputc()

static void ucom_cnputc ( struct consdev *  cd, int  c  )

static

Definition at line 1652 of file usb_serial.c.

References ucom_softc::sc_callback, ucom_softc::sc_tty, UCOM_CONS_BUFSIZE, ucom_cons_softc, ucom_cons_tx_buf, ucom_cons_tx_high, ucom_cons_tx_low, UCOM_MTX_LOCK, UCOM_MTX_UNLOCK, ucom_outwakeup, ucom_callback::ucom_poll, and USB_IN_POLLING_MODE_FUNC.

ucom_cnterm()

static void ucom_cnterm ( struct consdev *  cp )

static

Definition at line 1606 of file usb_serial.c.

ucom_cnungrab()

static void ucom_cnungrab ( struct consdev *  cp )

static

Definition at line 1616 of file usb_serial.c.

ucom_detach()

void ucom_detach	(	struct ucom_super_softc *	ssc,
		struct ucom_softc *	sc
	)

Definition at line 336 of file usb_serial.c.

References ucom_super_softc::sc_flag, ucom_softc::sc_flag, ucom_super_softc::sc_subunits, ucom_super_softc::sc_sysctl_ttyname, ucom_super_softc::sc_sysctl_ttyports, ucom_super_softc::sc_tq, ucom_detach_tty(), ucom_drain(), UCOM_FLAG_ATTACHED, UCOM_FLAG_WAIT_REFS, ucom_unref(), usb_proc_drain(), and usb_proc_free().

Referenced by u3g_detach(), uark_detach(), ubsa_detach(), ubser_detach(), uchcom_detach(), ucom_attach(), ucycom_detach(), ufoma_detach(), uftdi_detach(), ugensa_detach(), uhso_detach(), uipaq_detach(), umcs7840_detach(), umct_detach(), umodem_detach(), umoscom_detach(), uplcom_detach(), usie_detach(), uslcom_detach(), uvisor_detach(), and uvscom_detach().

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ucom_detach_tty()

static void ucom_detach_tty ( struct ucom_super_softc *  ssc, struct ucom_softc *  sc  )

static

Definition at line 498 of file usb_serial.c.

References DPRINTF, ucom_softc::sc_callback, ucom_softc::sc_consdev, ucom_softc::sc_flag, ucom_softc::sc_tty, ucom_close, ucom_close_refs, ucom_cons_softc, UCOM_FLAG_CONSOLE, UCOM_FLAG_GONE, UCOM_FLAG_HL_READY, UCOM_FLAG_LL_READY, ucom_mtx, UCOM_MTX_LOCK, UCOM_MTX_UNLOCK, ucom_callback::ucom_stop_read, and ucom_callback::ucom_stop_write.

Referenced by ucom_detach().

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ucom_drain()

void ucom_drain

(

struct ucom_super_softc *

ssc

)

Definition at line 375 of file usb_serial.c.

References ucom_super_softc::sc_refs, ucom_mtx, and usb_pause_mtx().

Referenced by ucom_detach().

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ucom_drain_all()

void ucom_drain_all

(

void *

arg

)

Definition at line 386 of file usb_serial.c.

References ucom_close_refs, ucom_mtx, and usb_pause_mtx().

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ucom_dtr()

static void ucom_dtr ( struct ucom_softc *  sc, uint8_t  onoff  )

static

Definition at line 1111 of file usb_serial.c.

References DPRINTF, ucom_line_state(), and UCOM_LS_DTR.

Referenced by ucom_modem().

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ucom_free()

static void ucom_free ( void *  xsc )

static

Definition at line 1573 of file usb_serial.c.

References ucom_softc::sc_callback, ucom_softc::sc_super, ucom_close_refs, ucom_callback::ucom_free, ucom_mtx, and ucom_unref().

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ucom_free_unit()

static void ucom_free_unit ( struct ucom_super_softc *  ssc )

static

Definition at line 1710 of file usb_serial.c.

References ucom_super_softc::sc_flag, ucom_super_softc::sc_unit, UCOM_FLAG_FREE_UNIT, and ucom_unit_free().

Referenced by ucom_unref().

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ucom_get_data()

uint8_t ucom_get_data	(	struct ucom_softc *	sc,
		struct usb_page_cache *	pc,
		uint32_t	offset,
		uint32_t	len,
		uint32_t *	actlen
	)

Definition at line 1384 of file usb_serial.c.

References usb_page_search::buffer, DPRINTF, len, usb_page_search::length, offset, ucom_softc::sc_flag, ucom_softc::sc_tty, UCOM_CONS_BUFSIZE, ucom_cons_tx_buf, ucom_cons_tx_high, ucom_cons_tx_low, UCOM_FLAG_CONSOLE, UCOM_FLAG_GP_DATA, UCOM_MTX_ASSERT, usbd_copy_in(), and usbd_get_page().

Referenced by u3g_write_callback(), uark_bulk_write_callback(), ubsa_write_callback(), ubser_write_callback(), uchcom_write_callback(), ucycom_ctrl_write_callback(), ufoma_bulk_write_callback(), ufoma_ctrl_write_callback(), uftdi_write_callback(), ugensa_bulk_write_callback(), uhso_bs_write_callback(), uhso_mux_write_callback(), uipaq_write_callback(), umcs7840_write_callbackN(), umct_write_callback(), umodem_write_callback(), umoscom_write_callback(), uplcom_write_callback(), usie_uc_tx_callback(), uslcom_write_callback(), uvisor_write_callback(), and uvscom_write_callback().

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ucom_init()

static void ucom_init ( void *  arg )

static

Definition at line 199 of file usb_serial.c.

References DPRINTF, ucom_mtx, UCOM_UNIT_MAX, and ucom_unrhdr.

ucom_inwakeup()

static void ucom_inwakeup ( struct tty *  tp )

static

Definition at line 853 of file usb_serial.c.

References DPRINTF, ucom_softc::sc_flag, ucom_softc::sc_jitterbuf, ucom_softc::sc_jitterbuf_in, ucom_softc::sc_jitterbuf_out, UCOM_FLAG_HL_READY, UCOM_FLAG_INWAKEUP, UCOM_FLAG_RTS_IFLOW, UCOM_JITTERBUF_SIZE, UCOM_MTX_ASSERT, and ucom_rts().

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ucom_ioctl()

static int ucom_ioctl ( struct tty *  tp, u_long  cmd, caddr_t  data, struct thread *  td  )

static

Definition at line 899 of file usb_serial.c.

References data, DPRINTF, error, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_pps, ucom_break(), UCOM_FLAG_HL_READY, ucom_callback::ucom_ioctl, UCOM_MTX_ASSERT, and ucom_ring().

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ucom_line_state()

static void ucom_line_state ( struct ucom_softc *  sc, uint8_t  set_bits, uint8_t  clear_bits  )

static

Definition at line 1065 of file usb_serial.c.

References DPRINTF, ucom_cfg_task::hdr, ucom_softc::sc_flag, ucom_softc::sc_line_state_task, ucom_softc::sc_pls_clr, ucom_softc::sc_pls_curr, ucom_softc::sc_pls_set, ucom_cfg_line_state, UCOM_FLAG_HL_READY, UCOM_MTX_ASSERT, and ucom_queue_command().

Referenced by ucom_break(), ucom_dtr(), ucom_ring(), and ucom_rts().

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ucom_modem()

static int ucom_modem ( struct tty *  tp, int  sigon, int  sigoff  )

static

Definition at line 945 of file usb_serial.c.

References ucom_softc::sc_flag, ucom_softc::sc_mcr, ucom_softc::sc_msr, ucom_dtr(), UCOM_FLAG_HL_READY, UCOM_MTX_ASSERT, and ucom_rts().

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ucom_open()

static int ucom_open ( struct tty *  tp )

static

Definition at line 743 of file usb_serial.c.

References DPRINTF, error, ucom_cfg_task::hdr, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_jitterbuf_in, ucom_softc::sc_jitterbuf_out, ucom_softc::sc_lsr, ucom_softc::sc_mcr, ucom_softc::sc_msr, ucom_softc::sc_open_task, ucom_softc::sc_pls_clr, ucom_softc::sc_pls_curr, ucom_softc::sc_pls_set, ucom_softc::sc_start_task, ucom_softc::sc_tty, ucom_break(), ucom_cfg_open, ucom_cfg_start_transfers, UCOM_FLAG_GONE, UCOM_FLAG_HL_READY, ucom_modem, UCOM_MTX_ASSERT, ucom_callback::ucom_pre_open, ucom_queue_command(), ucom_ring(), and ucom_status_change().

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ucom_outwakeup()

static void ucom_outwakeup ( struct tty *  tp )

static

Definition at line 1340 of file usb_serial.c.

References DPRINTF, ucom_softc::sc_flag, UCOM_FLAG_HL_READY, UCOM_MTX_ASSERT, and ucom_start_transfers().

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ucom_param()

static int ucom_param ( struct tty *  tp, struct termios *  t  )

static

Definition at line 1267 of file usb_serial.c.

References DPRINTF, error, ucom_cfg_task::hdr, ucom_param_task::hdr, ucom_softc::sc_callback, ucom_softc::sc_flag, ucom_softc::sc_param_task, ucom_softc::sc_start_task, ucom_cfg_param, ucom_cfg_start_transfers, ucom_close, UCOM_FLAG_HL_READY, UCOM_FLAG_RTS_IFLOW, ucom_modem, UCOM_MTX_ASSERT, ucom_open, ucom_callback::ucom_pre_param, and ucom_queue_command().

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ucom_put_data()

void ucom_put_data	(	struct ucom_softc *	sc,
		struct usb_page_cache *	pc,
		uint32_t	offset,
		uint32_t	len
	)

Definition at line 1462 of file usb_serial.c.

References usb_page_search::buffer, DPRINTF, len, usb_page_search::length, offset, ucom_softc::sc_flag, ucom_softc::sc_jitterbuf, ucom_softc::sc_jitterbuf_in, ucom_softc::sc_jitterbuf_out, ucom_softc::sc_tty, UCOM_CONS_BUFSIZE, ucom_cons_rx_buf, ucom_cons_rx_high, ucom_cons_rx_low, UCOM_FLAG_CONSOLE, UCOM_FLAG_RTS_IFLOW, UCOM_JITTERBUF_SIZE, UCOM_MTX_ASSERT, ucom_rts(), usbd_copy_out(), and usbd_get_page().

Referenced by u3g_read_callback(), uark_bulk_read_callback(), ubsa_read_callback(), ubser_read_callback(), uchcom_read_callback(), ucycom_intr_read_callback(), ufoma_bulk_read_callback(), ufoma_ctrl_read_callback(), uftdi_read_callback(), ugensa_bulk_read_callback(), uhso_bs_read_callback(), uhso_mux_read_callback(), uipaq_read_callback(), umcs7840_read_callbackN(), umct_read_callback_sub(), umodem_read_callback(), umoscom_read_callback(), uplcom_read_callback(), usie_uc_rx_callback(), uslcom_read_callback(), uvisor_read_callback(), and uvscom_read_callback().

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ucom_queue_command()

static void ucom_queue_command ( struct ucom_softc *  sc, usb_proc_callback_t *  fn, struct termios *  pt, struct usb_proc_msg *  t0, struct usb_proc_msg *  t1  )

static

Definition at line 598 of file usb_serial.c.

References DPRINTF, ucom_param_task::hdr, usb_proc_msg::pm_callback, ucom_param_task::sc, ucom_softc::sc_last_start_xfer, ucom_softc::sc_super, ucom_super_softc::sc_tq, ucom_param_task::termios_copy, ucom_cfg_close, ucom_cfg_start_transfers, UCOM_MTX_ASSERT, usb_proc_is_gone(), usb_proc_msignal(), and usb_proc_mwait().

Referenced by ucom_close(), ucom_line_state(), ucom_open(), ucom_param(), and ucom_status_change().

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ucom_ref()

void ucom_ref

(

struct ucom_super_softc *

ssc

)

Definition at line 1695 of file usb_serial.c.

References ucom_super_softc::sc_refs, and ucom_mtx.

Referenced by u3g_attach(), uark_attach(), ubsa_attach(), ubser_attach(), uchcom_attach(), ucom_attach(), ucycom_attach(), ufoma_attach(), uftdi_attach(), ugensa_attach(), uhso_attach(), uipaq_attach(), umcs7840_attach(), umct_attach(), umodem_attach(), umoscom_attach(), uplcom_attach(), usie_attach(), uslcom_attach(), uvisor_attach(), and uvscom_attach().

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ucom_ring()

static void ucom_ring ( struct ucom_softc *  sc, uint8_t  onoff  )

static

Definition at line 1089 of file usb_serial.c.

References DPRINTF, ucom_line_state(), and UCOM_LS_RING.

Referenced by ucom_ioctl(), and ucom_open().

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ucom_rts()

static void ucom_rts ( struct ucom_softc *  sc, uint8_t  onoff  )

static

Definition at line 1122 of file usb_serial.c.

References DPRINTF, ucom_line_state(), and UCOM_LS_RTS.

Referenced by ucom_inwakeup(), ucom_modem(), and ucom_put_data().

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ucom_set_pnpinfo_usb()

void ucom_set_pnpinfo_usb	(	struct ucom_super_softc *	ssc,
		device_t	dev
	)

Definition at line 549 of file usb_serial.c.

References usbd_lookup_info::bIfaceIndex, dev, usb_attach_arg::device, usb_attach_arg::info, ucom_super_softc::sc_subunits, ucom_super_softc::sc_sysctl_ttyname, ucom_super_softc::sc_sysctl_ttyports, ucom_super_softc::sc_ttyname, ucom_super_softc::sc_unit, UCOM_TTY_PREFIX, and usbd_set_pnpinfo().

Referenced by u3g_attach(), uark_attach(), ubsa_attach(), ubser_attach(), uchcom_attach(), ucycom_attach(), ufoma_attach(), uftdi_attach(), ugensa_attach(), uhso_probe_iface(), uipaq_attach(), umcs7840_attach(), umct_attach(), umodem_attach(), umoscom_attach(), uplcom_attach(), uslcom_attach(), uvisor_attach(), and uvscom_attach().

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ucom_set_usb_mode()

void ucom_set_usb_mode	(	struct ucom_super_softc *	ssc,
		enum usb_hc_mode	usb_mode
	)

Definition at line 584 of file usb_serial.c.

References ucom_super_softc::sc_flag, UCOM_FLAG_DEVICE_MODE, usb_attach_arg::usb_mode, and USB_MODE_DEVICE.

Referenced by umodem_attach().

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ucom_shutdown()

static void ucom_shutdown ( struct ucom_softc *  sc )

static

Definition at line 645 of file usb_serial.c.

References DPRINTF, ucom_softc::sc_tty, ucom_modem, and UCOM_MTX_ASSERT.

Referenced by ucom_close().

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ucom_start_transfers()

static void ucom_start_transfers ( struct ucom_softc *  sc )

static

Definition at line 701 of file usb_serial.c.

References ucom_softc::sc_callback, ucom_softc::sc_flag, UCOM_FLAG_HL_READY, ucom_callback::ucom_start_read, and ucom_callback::ucom_start_write.

Referenced by ucom_outwakeup().

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ucom_status_change()

void ucom_status_change

(

struct ucom_softc *

sc

)

Definition at line 1229 of file usb_serial.c.

References DPRINTF, ucom_cfg_task::hdr, ucom_softc::sc_flag, ucom_softc::sc_status_task, ucom_cfg_status_change, UCOM_FLAG_CONSOLE, UCOM_FLAG_HL_READY, UCOM_MTX_ASSERT, and ucom_queue_command().

Referenced by u3g_intr_callback(), ubsa_intr_callback(), uchcom_intr_callback(), ucom_open(), ufoma_intr_callback(), uftdi_read_callback(), uhso_bs_intr_callback(), umcs7840_intr_callback(), umct_intr_callback_sub(), umodem_intr_read_callback(), umoscom_intr_callback(), uplcom_intr_callback(), uslcom_control_callback(), and uvscom_intr_callback().

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ucom_uninit()

static void ucom_uninit ( void *  arg )

static

Definition at line 208 of file usb_serial.c.

References DPRINTF, ucom_mtx, and ucom_unrhdr.

ucom_unit_alloc()

static int ucom_unit_alloc ( void  )

static

Definition at line 230 of file usb_serial.c.

References DPRINTF, and ucom_unrhdr.

Referenced by ucom_attach().

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ucom_unit_free()

static void ucom_unit_free ( int  unit )

static

Definition at line 248 of file usb_serial.c.

References DPRINTF, UCOM_UNIT_MAX, and ucom_unrhdr.

Referenced by ucom_attach(), and ucom_free_unit().

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ucom_unref()

int ucom_unref

(

struct ucom_super_softc *

ssc

)

Definition at line 1730 of file usb_serial.c.

References ucom_super_softc::sc_refs, ucom_free_unit(), and ucom_mtx.

Referenced by u3g_free_softc(), uark_free_softc(), ubsa_free_softc(), ubser_free_softc(), uchcom_free_softc(), ucom_detach(), ucom_free(), ucycom_free_softc(), ufoma_free_softc(), uftdi_free_softc(), ugensa_free_softc(), uhso_free_softc(), uipaq_free_softc(), umcs7840_free_softc(), umct_free_softc(), umodem_free_softc(), umoscom_free_softc(), uplcom_free_softc(), usie_free_softc(), uslcom_free_softc(), uvisor_free_softc(), and uvscom_free_softc().

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Variable Documentation

ucom_busy

tsw_busy_t ucom_busy

static

Definition at line 173 of file usb_serial.c.

ucom_cfg_close

usb_proc_callback_t ucom_cfg_close

static

Definition at line 147 of file usb_serial.c.

Referenced by ucom_close(), and ucom_queue_command().

ucom_cfg_line_state

usb_proc_callback_t ucom_cfg_line_state

static

Definition at line 148 of file usb_serial.c.

Referenced by ucom_line_state().

ucom_cfg_open

usb_proc_callback_t ucom_cfg_open

static

Definition at line 146 of file usb_serial.c.

Referenced by ucom_open().

ucom_cfg_param

usb_proc_callback_t ucom_cfg_param

static

Definition at line 150 of file usb_serial.c.

Referenced by ucom_param().

ucom_cfg_start_transfers

usb_proc_callback_t ucom_cfg_start_transfers

static

Definition at line 145 of file usb_serial.c.

Referenced by ucom_open(), ucom_param(), and ucom_queue_command().

ucom_cfg_status_change

usb_proc_callback_t ucom_cfg_status_change

static

Definition at line 149 of file usb_serial.c.

Referenced by ucom_status_change().

ucom_class

struct ttydevsw ucom_class

static

Initial value:

= {
        .tsw_flags = TF_INITLOCK | TF_CALLOUT,
        .tsw_open = ucom_open,
        .tsw_close = ucom_close,
        .tsw_outwakeup = ucom_outwakeup,
        .tsw_inwakeup = ucom_inwakeup,
        .tsw_ioctl = ucom_ioctl,
        .tsw_param = ucom_param,
        .tsw_modem = ucom_modem,
        .tsw_free = ucom_free,
        .tsw_busy = ucom_busy,
}

Definition at line 175 of file usb_serial.c.

Referenced by ucom_attach_tty().

ucom_close

tsw_close_t ucom_close

static

Definition at line 166 of file usb_serial.c.

Referenced by ucom_detach_tty(), and ucom_param().

ucom_close_refs

int ucom_close_refs

static

Definition at line 196 of file usb_serial.c.

Referenced by ucom_detach_tty(), ucom_drain_all(), and ucom_free().

ucom_cngetc

cn_getc_t ucom_cngetc

static

Definition at line 400 of file usb_serial.c.

ucom_cngrab

cn_grab_t ucom_cngrab

static

Definition at line 402 of file usb_serial.c.

ucom_cninit

cn_init_t ucom_cninit

static

Definition at line 398 of file usb_serial.c.

ucom_cnops

const struct consdev_ops ucom_cnops

Initial value:

= {
        .cn_probe       = ucom_cnprobe,
        .cn_init        = ucom_cninit,
        .cn_term        = ucom_cnterm,
        .cn_getc        = ucom_cngetc,
        .cn_putc        = ucom_cnputc,
        .cn_grab        = ucom_cngrab,
        .cn_ungrab      = ucom_cnungrab,
}

Definition at line 405 of file usb_serial.c.

Referenced by ucom_attach_tty().

ucom_cnprobe

cn_probe_t ucom_cnprobe

static

Definition at line 397 of file usb_serial.c.

ucom_cnputc

cn_putc_t ucom_cnputc

static

Definition at line 401 of file usb_serial.c.

ucom_cnterm

cn_term_t ucom_cnterm

static

Definition at line 399 of file usb_serial.c.

ucom_cnungrab

cn_ungrab_t ucom_cnungrab

static

Definition at line 403 of file usb_serial.c.

ucom_cons_baud

int ucom_cons_baud = 9600

static

Definition at line 135 of file usb_serial.c.

Referenced by ucom_attach_tty().

ucom_cons_rx_buf

uint8_t ucom_cons_rx_buf[UCOM_CONS_BUFSIZE]

static

Definition at line 124 of file usb_serial.c.

Referenced by ucom_cngetc(), and ucom_put_data().

ucom_cons_rx_high

unsigned int ucom_cons_rx_high = 0

static

Definition at line 128 of file usb_serial.c.

Referenced by ucom_attach_tty(), ucom_cngetc(), and ucom_put_data().

ucom_cons_rx_low

unsigned int ucom_cons_rx_low = 0

static

Definition at line 127 of file usb_serial.c.

Referenced by ucom_attach_tty(), ucom_cngetc(), and ucom_put_data().

ucom_cons_softc

struct ucom_softc* ucom_cons_softc = NULL

static

Definition at line 136 of file usb_serial.c.

Referenced by ucom_attach_tty(), ucom_cngetc(), ucom_cnputc(), and ucom_detach_tty().

ucom_cons_subunit

int ucom_cons_subunit = 0

static

Definition at line 134 of file usb_serial.c.

Referenced by ucom_attach_tty().

ucom_cons_tx_buf

uint8_t ucom_cons_tx_buf[UCOM_CONS_BUFSIZE]

static

Definition at line 125 of file usb_serial.c.

Referenced by ucom_cnputc(), and ucom_get_data().

ucom_cons_tx_high

unsigned int ucom_cons_tx_high = 0

static

Definition at line 131 of file usb_serial.c.

Referenced by ucom_attach_tty(), ucom_cnputc(), and ucom_get_data().

ucom_cons_tx_low

unsigned int ucom_cons_tx_low = 0

static

Definition at line 130 of file usb_serial.c.

Referenced by ucom_attach_tty(), ucom_cnputc(), and ucom_get_data().

ucom_cons_unit

int ucom_cons_unit = -1

static

Definition at line 133 of file usb_serial.c.

Referenced by ucom_attach_tty(), and ucom_cnprobe().

ucom_device_mode_console

int ucom_device_mode_console = 1

static

Definition at line 109 of file usb_serial.c.

Referenced by ucom_attach_tty().

ucom_free

tsw_free_t ucom_free

static

Definition at line 172 of file usb_serial.c.

ucom_inwakeup

tsw_inwakeup_t ucom_inwakeup

static

Definition at line 171 of file usb_serial.c.

ucom_ioctl

tsw_ioctl_t ucom_ioctl

static

Definition at line 167 of file usb_serial.c.

ucom_modem

tsw_modem_t ucom_modem

static

Definition at line 168 of file usb_serial.c.

Referenced by ucom_open(), ucom_param(), and ucom_shutdown().

ucom_mtx

struct mtx ucom_mtx

static

Definition at line 195 of file usb_serial.c.

Referenced by ucom_detach_tty(), ucom_drain(), ucom_drain_all(), ucom_free(), ucom_init(), ucom_ref(), ucom_uninit(), and ucom_unref().

ucom_open

tsw_open_t ucom_open

static

Definition at line 165 of file usb_serial.c.

Referenced by ucom_attach_tty(), and ucom_param().

ucom_outwakeup

tsw_outwakeup_t ucom_outwakeup

static

Definition at line 170 of file usb_serial.c.

Referenced by ucom_cngetc(), and ucom_cnputc().

ucom_param

tsw_param_t ucom_param

static

Definition at line 169 of file usb_serial.c.

Referenced by ucom_attach_tty().

ucom_pps_mode

int ucom_pps_mode

static

Definition at line 103 of file usb_serial.c.

Referenced by ucom_cfg_status_change().

ucom_unrhdr

struct unrhdr* ucom_unrhdr

static

Definition at line 194 of file usb_serial.c.

Referenced by ucom_init(), ucom_uninit(), ucom_unit_alloc(), and ucom_unit_free().