* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
#include <asm/io.h>
#include <asm/uaccess.h>
-#define MOXA_VERSION "5.1k"
-
-#define MOXAMAJOR 172
-#define MOXACUMAJOR 173
+#define MOXA_VERSION "5.1k"
-#define put_to_user(arg1, arg2) put_user(arg1, (unsigned long *)arg2)
-#define get_from_user(arg1, arg2) get_user(arg1, (unsigned int *)arg2)
+#define MOXAMAJOR 172
+#define MOXACUMAJOR 173
-#define MAX_BOARDS 4 /* Don't change this value */
+#define MAX_BOARDS 4 /* Don't change this value */
#define MAX_PORTS_PER_BOARD 32 /* Don't change this value */
-#define MAX_PORTS 128 /* Don't change this value */
+#define MAX_PORTS (MAX_BOARDS * MAX_PORTS_PER_BOARD)
/*
* Define the Moxa PCI vendor and device IDs.
*/
-#define MOXA_BUS_TYPE_ISA 0
-#define MOXA_BUS_TYPE_PCI 1
-
-#ifndef PCI_VENDOR_ID_MOXA
-#define PCI_VENDOR_ID_MOXA 0x1393
-#endif
-#ifndef PCI_DEVICE_ID_CP204J
-#define PCI_DEVICE_ID_CP204J 0x2040
-#endif
-#ifndef PCI_DEVICE_ID_C218
-#define PCI_DEVICE_ID_C218 0x2180
-#endif
-#ifndef PCI_DEVICE_ID_C320
-#define PCI_DEVICE_ID_C320 0x3200
-#endif
+#define MOXA_BUS_TYPE_ISA 0
+#define MOXA_BUS_TYPE_PCI 1
enum {
MOXA_BOARD_C218_PCI = 1,
#ifdef CONFIG_PCI
static struct pci_device_id moxa_pcibrds[] = {
- { PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_C218, PCI_ANY_ID, PCI_ANY_ID,
- 0, 0, MOXA_BOARD_C218_PCI },
- { PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_C320, PCI_ANY_ID, PCI_ANY_ID,
- 0, 0, MOXA_BOARD_C320_PCI },
- { PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_CP204J, PCI_ANY_ID, PCI_ANY_ID,
- 0, 0, MOXA_BOARD_CP204J },
+ { PCI_DEVICE(PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_C218),
+ .driver_data = MOXA_BOARD_C218_PCI },
+ { PCI_DEVICE(PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_C320),
+ .driver_data = MOXA_BOARD_C320_PCI },
+ { PCI_DEVICE(PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP204J),
+ .driver_data = MOXA_BOARD_CP204J },
{ 0 }
};
MODULE_DEVICE_TABLE(pci, moxa_pcibrds);
#endif /* CONFIG_PCI */
-typedef struct _moxa_isa_board_conf {
+struct moxa_isa_board_conf {
int boardType;
int numPorts;
unsigned long baseAddr;
-} moxa_isa_board_conf;
+};
-static moxa_isa_board_conf moxa_isa_boards[] =
+static struct moxa_isa_board_conf moxa_isa_boards[] =
{
/* {MOXA_BOARD_C218_ISA,8,0xDC000}, */
};
-typedef struct _moxa_pci_devinfo {
- ushort busNum;
- ushort devNum;
- struct pci_dev *pdev;
-} moxa_pci_devinfo;
-
-typedef struct _moxa_board_conf {
+struct moxa_board_conf {
int boardType;
int numPorts;
unsigned long baseAddr;
int busType;
- moxa_pci_devinfo pciInfo;
-} moxa_board_conf;
+ struct pci_dev *pdev;
+};
-static moxa_board_conf moxa_boards[MAX_BOARDS];
+static struct moxa_board_conf moxa_boards[MAX_BOARDS];
static void __iomem *moxaBaseAddr[MAX_BOARDS];
static int loadstat[MAX_BOARDS];
int cflag;
wait_queue_head_t open_wait;
wait_queue_head_t close_wait;
- struct work_struct tqueue;
};
struct mxser_mstatus {
#define EMPTYWAIT 0x4
#define THROTTLE 0x8
-/* event */
-#define MOXA_EVENT_HANGUP 1
-
#define SERIAL_DO_RESTART
-
-#define SERIAL_TYPE_NORMAL 1
-
#define WAKEUP_CHARS 256
-#define PORTNO(x) ((x)->index)
-
static int verbose = 0;
static int ttymajor = MOXAMAJOR;
/* Variables for insmod */
#ifdef MODULE
-static int baseaddr[] = {0, 0, 0, 0};
-static int type[] = {0, 0, 0, 0};
-static int numports[] = {0, 0, 0, 0};
+static int baseaddr[4];
+static int type[4];
+static int numports[4];
#endif
MODULE_AUTHOR("William Chen");
module_param(ttymajor, int, 0);
module_param(verbose, bool, 0644);
-static struct tty_driver *moxaDriver;
-static struct moxa_str moxaChannels[MAX_PORTS];
-static unsigned char *moxaXmitBuff;
-static int moxaTimer_on;
-static struct timer_list moxaTimer;
-static int moxaEmptyTimer_on[MAX_PORTS];
-static struct timer_list moxaEmptyTimer[MAX_PORTS];
-static struct semaphore moxaBuffSem;
-
/*
* static functions:
*/
-static void do_moxa_softint(struct work_struct *);
static int moxa_open(struct tty_struct *, struct file *);
static void moxa_close(struct tty_struct *, struct file *);
static int moxa_write(struct tty_struct *, const unsigned char *, int);
static int moxa_ioctl(struct tty_struct *, struct file *, unsigned int, unsigned long);
static void moxa_throttle(struct tty_struct *);
static void moxa_unthrottle(struct tty_struct *);
-static void moxa_set_termios(struct tty_struct *, struct termios *);
+static void moxa_set_termios(struct tty_struct *, struct ktermios *);
static void moxa_stop(struct tty_struct *);
static void moxa_start(struct tty_struct *);
static void moxa_hangup(struct tty_struct *);
static void MoxaPortDisable(int);
static long MoxaPortGetMaxBaud(int);
static long MoxaPortSetBaud(int, long);
-static int MoxaPortSetTermio(int, struct termios *, speed_t);
+static int MoxaPortSetTermio(int, struct ktermios *, speed_t);
static int MoxaPortGetLineOut(int, int *, int *);
static void MoxaPortLineCtrl(int, int, int);
static void MoxaPortFlowCtrl(int, int, int, int, int, int);
.tiocmset = moxa_tiocmset,
};
+static struct tty_driver *moxaDriver;
+static struct moxa_str moxaChannels[MAX_PORTS];
+static DEFINE_TIMER(moxaTimer, moxa_poll, 0, 0);
+static struct timer_list moxaEmptyTimer[MAX_PORTS];
static DEFINE_SPINLOCK(moxa_lock);
#ifdef CONFIG_PCI
-static int moxa_get_PCI_conf(struct pci_dev *p, int board_type, moxa_board_conf * board)
+static int moxa_get_PCI_conf(struct pci_dev *p, int board_type,
+ struct moxa_board_conf *board)
{
board->baseAddr = pci_resource_start (p, 2);
board->boardType = board_type;
break;
}
board->busType = MOXA_BUS_TYPE_PCI;
- board->pciInfo.busNum = p->bus->number;
- board->pciInfo.devNum = p->devfn >> 3;
- board->pciInfo.pdev = p;
/* don't lose the reference in the next pci_get_device iteration */
- pci_dev_get(p);
+ board->pdev = pci_dev_get(p);
return (0);
}
if (!moxaDriver)
return -ENOMEM;
- init_MUTEX(&moxaBuffSem);
moxaDriver->owner = THIS_MODULE;
moxaDriver->name = "ttyMX";
moxaDriver->major = ttymajor;
moxaDriver->type = TTY_DRIVER_TYPE_SERIAL;
moxaDriver->subtype = SERIAL_TYPE_NORMAL;
moxaDriver->init_termios = tty_std_termios;
- moxaDriver->init_termios.c_iflag = 0;
- moxaDriver->init_termios.c_oflag = 0;
moxaDriver->init_termios.c_cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL;
- moxaDriver->init_termios.c_lflag = 0;
+ moxaDriver->init_termios.c_ispeed = 9600;
+ moxaDriver->init_termios.c_ospeed = 9600;
moxaDriver->flags = TTY_DRIVER_REAL_RAW;
tty_set_operations(moxaDriver, &moxa_ops);
- moxaXmitBuff = NULL;
-
for (i = 0, ch = moxaChannels; i < MAX_PORTS; i++, ch++) {
ch->type = PORT_16550A;
ch->port = i;
- INIT_WORK(&ch->tqueue, do_moxa_softint);
- ch->tty = NULL;
ch->close_delay = 5 * HZ / 10;
ch->closing_wait = 30 * HZ;
- ch->count = 0;
- ch->blocked_open = 0;
ch->cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL;
init_waitqueue_head(&ch->open_wait);
init_waitqueue_head(&ch->close_wait);
}
- for (i = 0; i < MAX_BOARDS; i++) {
- moxa_boards[i].boardType = 0;
- moxa_boards[i].numPorts = 0;
- moxa_boards[i].baseAddr = 0;
- moxa_boards[i].busType = 0;
- moxa_boards[i].pciInfo.busNum = 0;
- moxa_boards[i].pciInfo.devNum = 0;
- }
- MoxaDriverInit();
printk("Tty devices major number = %d\n", ttymajor);
if (tty_register_driver(moxaDriver)) {
put_tty_driver(moxaDriver);
return -1;
}
- for (i = 0; i < MAX_PORTS; i++) {
- init_timer(&moxaEmptyTimer[i]);
- moxaEmptyTimer[i].function = check_xmit_empty;
- moxaEmptyTimer[i].data = (unsigned long) & moxaChannels[i];
- moxaEmptyTimer_on[i] = 0;
- }
+ for (i = 0; i < MAX_PORTS; i++)
+ setup_timer(&moxaEmptyTimer[i], check_xmit_empty,
+ (unsigned long)&moxaChannels[i]);
- init_timer(&moxaTimer);
- moxaTimer.function = moxa_poll;
- moxaTimer.expires = jiffies + (HZ / 50);
- moxaTimer_on = 1;
- add_timer(&moxaTimer);
+ mod_timer(&moxaTimer, jiffies + HZ / 50);
/* Find the boards defined in source code */
numBoards = 0;
if (verbose)
printk("Unloading module moxa ...\n");
- if (moxaTimer_on)
- del_timer(&moxaTimer);
+ del_timer_sync(&moxaTimer);
for (i = 0; i < MAX_PORTS; i++)
- if (moxaEmptyTimer_on[i])
- del_timer(&moxaEmptyTimer[i]);
+ del_timer_sync(&moxaEmptyTimer[i]);
if (tty_unregister_driver(moxaDriver))
printk("Couldn't unregister MOXA Intellio family serial driver\n");
put_tty_driver(moxaDriver);
- for (i = 0; i < MAX_BOARDS; i++)
+ for (i = 0; i < MAX_BOARDS; i++) {
+ if (moxaBaseAddr[i])
+ iounmap(moxaBaseAddr[i]);
if (moxa_boards[i].busType == MOXA_BUS_TYPE_PCI)
- pci_dev_put(moxa_boards[i].pciInfo.pdev);
+ pci_dev_put(moxa_boards[i].pdev);
+ }
if (verbose)
printk("Done\n");
module_init(moxa_init);
module_exit(moxa_exit);
-static void do_moxa_softint(struct work_struct *work)
-{
- struct moxa_str *ch = container_of(work, struct moxa_str, tqueue);
- struct tty_struct *tty;
-
- if (ch && (tty = ch->tty)) {
- if (test_and_clear_bit(MOXA_EVENT_HANGUP, &ch->event)) {
- tty_hangup(tty); /* FIXME: module removal race here - AKPM */
- wake_up_interruptible(&ch->open_wait);
- ch->asyncflags &= ~ASYNC_NORMAL_ACTIVE;
- }
- }
-}
-
static int moxa_open(struct tty_struct *tty, struct file *filp)
{
struct moxa_str *ch;
int port;
int retval;
- unsigned long page;
- port = PORTNO(tty);
+ port = tty->index;
if (port == MAX_PORTS) {
return (0);
}
tty->driver_data = NULL;
return (-ENODEV);
}
- down(&moxaBuffSem);
- if (!moxaXmitBuff) {
- page = get_zeroed_page(GFP_KERNEL);
- if (!page) {
- up(&moxaBuffSem);
- return (-ENOMEM);
- }
- /* This test is guarded by the BuffSem so no longer needed
- delete me in 2.5 */
- if (moxaXmitBuff)
- free_page(page);
- else
- moxaXmitBuff = (unsigned char *) page;
- }
- up(&moxaBuffSem);
ch = &moxaChannels[port];
ch->count++;
struct moxa_str *ch;
int port;
- port = PORTNO(tty);
+ port = tty->index;
if (port == MAX_PORTS) {
return;
}
if (ch->asyncflags & ASYNC_INITIALIZED) {
setup_empty_event(tty);
tty_wait_until_sent(tty, 30 * HZ); /* 30 seconds timeout */
- moxaEmptyTimer_on[ch->port] = 0;
- del_timer(&moxaEmptyTimer[ch->port]);
+ del_timer_sync(&moxaEmptyTimer[ch->port]);
}
shut_down(ch);
MoxaPortFlushData(port, 2);
return;
port = ch->port;
spin_lock_irqsave(&moxa_lock, flags);
- moxaXmitBuff[0] = c;
- MoxaPortWriteData(port, moxaXmitBuff, 1);
+ MoxaPortWriteData(port, &c, 1);
spin_unlock_irqrestore(&moxa_lock, flags);
/************************************************
if ( !(ch->statusflags & LOWWAIT) && (MoxaPortTxFree(port) <= 100) )
int port;
int flag = 0, dtr, rts;
- port = PORTNO(tty);
+ port = tty->index;
if ((port != MAX_PORTS) && (!ch))
return (-EINVAL);
int port;
int dtr, rts;
- port = PORTNO(tty);
+ port = tty->index;
if ((port != MAX_PORTS) && (!ch))
return (-EINVAL);
void __user *argp = (void __user *)arg;
int retval;
- port = PORTNO(tty);
+ port = tty->index;
if ((port != MAX_PORTS) && (!ch))
return (-EINVAL);
}
static void moxa_set_termios(struct tty_struct *tty,
- struct termios *old_termios)
+ struct ktermios *old_termios)
{
struct moxa_str *ch = (struct moxa_str *) tty->driver_data;
struct tty_struct *tp;
int i, ports;
- moxaTimer_on = 0;
del_timer(&moxaTimer);
if (MoxaDriverPoll() < 0) {
- moxaTimer.function = moxa_poll;
- moxaTimer.expires = jiffies + (HZ / 50);
- moxaTimer_on = 1;
- add_timer(&moxaTimer);
+ mod_timer(&moxaTimer, jiffies + HZ / 50);
return;
}
for (card = 0; card < MAX_BOARDS; card++) {
if (MoxaPortDCDON(ch->port))
wake_up_interruptible(&ch->open_wait);
else {
- set_bit(MOXA_EVENT_HANGUP, &ch->event);
- schedule_work(&ch->tqueue);
+ tty_hangup(tp);
+ wake_up_interruptible(&ch->open_wait);
+ ch->asyncflags &= ~ASYNC_NORMAL_ACTIVE;
}
}
}
}
}
- moxaTimer.function = moxa_poll;
- moxaTimer.expires = jiffies + (HZ / 50);
- moxaTimer_on = 1;
- add_timer(&moxaTimer);
+ mod_timer(&moxaTimer, jiffies + HZ / 50);
}
/******************************************************************************/
static void set_tty_param(struct tty_struct *tty)
{
- register struct termios *ts;
+ register struct ktermios *ts;
struct moxa_str *ch;
int rts, cts, txflow, rxflow, xany;
spin_lock_irqsave(&moxa_lock, flags);
ch->statusflags |= EMPTYWAIT;
- moxaEmptyTimer_on[ch->port] = 0;
- del_timer(&moxaEmptyTimer[ch->port]);
- moxaEmptyTimer[ch->port].expires = jiffies + HZ;
- moxaEmptyTimer_on[ch->port] = 1;
- add_timer(&moxaEmptyTimer[ch->port]);
+ mod_timer(&moxaEmptyTimer[ch->port], jiffies + HZ);
spin_unlock_irqrestore(&moxa_lock, flags);
}
struct moxa_str *ch;
ch = (struct moxa_str *) data;
- moxaEmptyTimer_on[ch->port] = 0;
- del_timer(&moxaEmptyTimer[ch->port]);
+ del_timer_sync(&moxaEmptyTimer[ch->port]);
if (ch->tty && (ch->statusflags & EMPTYWAIT)) {
if (MoxaPortTxQueue(ch->port) == 0) {
ch->statusflags &= ~EMPTYWAIT;
tty_wakeup(ch->tty);
return;
}
- moxaEmptyTimer[ch->port].expires = jiffies + HZ;
- moxaEmptyTimer_on[ch->port] = 1;
- add_timer(&moxaEmptyTimer[ch->port]);
+ mod_timer(&moxaEmptyTimer[ch->port], jiffies + HZ);
} else
ch->statusflags &= ~EMPTYWAIT;
}
static void receive_data(struct moxa_str *ch)
{
struct tty_struct *tp;
- struct termios *ts;
+ struct ktermios *ts;
unsigned long flags;
ts = NULL;
/*
* Query
*/
-#define QueryPort MAX_PORTS
-
-
struct mon_str {
int tick;
int rxcnt[MAX_PORTS];
int txcnt[MAX_PORTS];
};
-typedef struct mon_str mon_st;
#define DCD_changed 0x01
#define DCD_oldstate 0x80
static char moxaLowChkFlag[MAX_PORTS];
static int moxaLowWaterChk;
static int moxaCard;
-static mon_st moxaLog;
-static int moxaFuncTout;
+static struct mon_str moxaLog;
+static int moxaFuncTout = HZ / 2;
static ushort moxaBreakCnt[MAX_PORTS];
static void moxadelay(int);
int MoxaPortTxQueue(int), MoxaPortRxQueue(int);
void __user *argp = (void __user *)arg;
- if (port == QueryPort) {
+ if (port == MAX_PORTS) {
if ((cmd != MOXA_GET_CONF) && (cmd != MOXA_INIT_DRIVER) &&
(cmd != MOXA_LOAD_BIOS) && (cmd != MOXA_FIND_BOARD) && (cmd != MOXA_LOAD_C320B) &&
(cmd != MOXA_LOAD_CODE) && (cmd != MOXA_GETDATACOUNT) &&
}
switch (cmd) {
case MOXA_GET_CONF:
- if(copy_to_user(argp, &moxa_boards, MAX_BOARDS * sizeof(moxa_board_conf)))
+ if(copy_to_user(argp, &moxa_boards, MAX_BOARDS *
+ sizeof(struct moxa_board_conf)))
return -EFAULT;
return (0);
case MOXA_INIT_DRIVER:
return (0);
case MOXA_GETDATACOUNT:
moxaLog.tick = jiffies;
- if(copy_to_user(argp, &moxaLog, sizeof(mon_st)))
+ if(copy_to_user(argp, &moxaLog, sizeof(struct mon_str)))
return -EFAULT;
return (0);
case MOXA_FLUSH_QUEUE:
* 2. MoxaPortEnable(int port); *
* 3. MoxaPortDisable(int port); *
* 4. MoxaPortGetMaxBaud(int port); *
- * 5. MoxaPortGetCurBaud(int port); *
* 6. MoxaPortSetBaud(int port, long baud); *
- * 7. MoxaPortSetMode(int port, int databit, int stopbit, int parity); *
* 8. MoxaPortSetTermio(int port, unsigned char *termio); *
* 9. MoxaPortGetLineOut(int port, int *dtrState, int *rtsState); *
* 10. MoxaPortLineCtrl(int port, int dtrState, int rtsState); *
* 15. MoxaPortFlushData(int port, int mode); *
* 16. MoxaPortWriteData(int port, unsigned char * buffer, int length); *
* 17. MoxaPortReadData(int port, struct tty_struct *tty); *
- * 18. MoxaPortTxBufSize(int port); *
- * 19. MoxaPortRxBufSize(int port); *
* 20. MoxaPortTxQueue(int port); *
* 21. MoxaPortTxFree(int port); *
* 22. MoxaPortRxQueue(int port); *
- * 23. MoxaPortRxFree(int port); *
* 24. MoxaPortTxDisable(int port); *
* 25. MoxaPortTxEnable(int port); *
- * 26. MoxaPortGetBrkCnt(int port); *
* 27. MoxaPortResetBrkCnt(int port); *
- * 28. MoxaPortSetXonXoff(int port, int xonValue, int xoffValue); *
- * 29. MoxaPortIsTxHold(int port); *
* 30. MoxaPortSendBreak(int port, int ticks); *
*****************************************************************************/
/*
* 38400/57600/115200 bps
*
*
- * Function 9: Get the current baud rate of this port.
- * Syntax:
- * long MoxaPortGetCurBaud(int port);
- * int port : port number (0 - 127)
- *
- * return: 0 : this port is invalid
- * 50 - 115200 bps
- *
- *
* Function 10: Setting baud rate of this port.
* Syntax:
* long MoxaPortSetBaud(int port, long baud);
* baud rate will be the maximun baud rate.
*
*
- * Function 11: Setting the data-bits/stop-bits/parity of this port
- * Syntax:
- * int MoxaPortSetMode(int port, int databits, int stopbits, int parity);
- * int port : port number (0 - 127)
- * int databits : data bits (8/7/6/5)
- * int stopbits : stop bits (2/1/0, 0 show 1.5 stop bits)
- int parity : parity (0:None,1:Odd,2:Even,3:Mark,4:Space)
- *
- * return: -1 : invalid parameter
- * 0 : setting O.K.
- *
- *
* Function 12: Configure the port.
* Syntax:
- * int MoxaPortSetTermio(int port, struct termios *termio, speed_t baud);
+ * int MoxaPortSetTermio(int port, struct ktermios *termio, speed_t baud);
* int port : port number (0 - 127)
- * struct termios * termio : termio structure pointer
+ * struct ktermios * termio : termio structure pointer
* speed_t baud : baud rate
*
* return: -1 : this port is invalid or termio == NULL
* return: 0 - length : real read data length
*
*
- * Function 22: Get the Tx buffer size of this port
- * Syntax:
- * int MoxaPortTxBufSize(int port);
- * int port : port number (0 - 127)
- *
- * return: .. : Tx buffer size
- *
- *
- * Function 23: Get the Rx buffer size of this port
- * Syntax:
- * int MoxaPortRxBufSize(int port);
- * int port : port number (0 - 127)
- *
- * return: .. : Rx buffer size
- *
- *
* Function 24: Get the Tx buffer current queued data bytes
* Syntax:
* int MoxaPortTxQueue(int port);
* return: .. : Rx buffer current queued data bytes
*
*
- * Function 27: Get the Rx buffer current free space
- * Syntax:
- * int MoxaPortRxFree(int port);
- * int port : port number (0 - 127)
- *
- * return: .. : Rx buffer current free space
- *
- *
* Function 28: Disable port data transmission.
* Syntax:
* void MoxaPortTxDisable(int port);
* int port : port number (0 - 127)
*
*
- * Function 30: Get the received BREAK signal count.
- * Syntax:
- * int MoxaPortGetBrkCnt(int port);
- * int port : port number (0 - 127)
- *
- * return: 0 - .. : BREAK signal count
- *
- *
* Function 31: Get the received BREAK signal count and reset it.
* Syntax:
* int MoxaPortResetBrkCnt(int port);
* return: 0 - .. : BREAK signal count
*
*
- * Function 32: Set the S/W flow control new XON/XOFF value, default
- * XON is 0x11 & XOFF is 0x13.
- * Syntax:
- * void MoxaPortSetXonXoff(int port, int xonValue, int xoffValue);
- * int port : port number (0 - 127)
- * int xonValue : new XON value (0 - 255)
- * int xoffValue : new XOFF value (0 - 255)
- *
- *
- * Function 33: Check this port's transmission is hold by remote site
- * because the flow control.
- * Syntax:
- * int MoxaPortIsTxHold(int port);
- * int port : port number (0 - 127)
- *
- * return: 0 : normal
- * 1 : hold by remote site
- *
- *
* Function 34: Send out a BREAK signal.
* Syntax:
* void MoxaPortSendBreak(int port, int ms100);
return (baud);
}
-int MoxaPortSetTermio(int port, struct termios *termio, speed_t baud)
+int MoxaPortSetTermio(int port, struct ktermios *termio, speed_t baud)
{
void __iomem *ofsAddr;
tcflag_t cflag;
return (n);
}
-
-/*
- int MoxaDumpMem(int port, unsigned char * buffer, int len)
- {
- int i;
- unsigned long baseAddr,ofsAddr,ofs;
-
- baseAddr = moxaBaseAddr[port / MAX_PORTS_PER_BOARD];
- ofs = baseAddr + DynPage_addr + pageofs;
- if (len > 0x2000L)
- len = 0x2000L;
- for (i = 0; i < len; i++)
- buffer[i] = readb(ofs+i);
- }
- */
-
-
int MoxaPortWriteData(int port, unsigned char * buffer, int len)
{
int c, total, i;
return (0);
}
-#if 0
-long MoxaPortGetCurBaud(int port)
-{
-
- if (moxaChkPort[port] == 0)
- return (0);
- return (moxaCurBaud[port]);
-}
-#endif /* 0 */
-
static void MoxaSetFifo(int port, int enable)
{
void __iomem *ofsAddr = moxaTableAddr[port];
moxafunc(ofsAddr, FC_SetTxFIFOCnt, 16);
}
}
-
-#if 0
-int MoxaPortSetMode(int port, int databits, int stopbits, int parity)
-{
- void __iomem *ofsAddr;
- int val;
-
- val = 0;
- switch (databits) {
- case 5:
- val |= 0;
- break;
- case 6:
- val |= 1;
- break;
- case 7:
- val |= 2;
- break;
- case 8:
- val |= 3;
- break;
- default:
- return (-1);
- }
- switch (stopbits) {
- case 0:
- val |= 0;
- break; /* stop bits 1.5 */
- case 1:
- val |= 0;
- break;
- case 2:
- val |= 4;
- break;
- default:
- return (-1);
- }
- switch (parity) {
- case 0:
- val |= 0x00;
- break; /* None */
- case 1:
- val |= 0x08;
- break; /* Odd */
- case 2:
- val |= 0x18;
- break; /* Even */
- case 3:
- val |= 0x28;
- break; /* Mark */
- case 4:
- val |= 0x38;
- break; /* Space */
- default:
- return (-1);
- }
- ofsAddr = moxaTableAddr[port];
- moxafunc(ofsAddr, FC_SetMode, val);
- return (0);
-}
-
-int MoxaPortTxBufSize(int port)
-{
- void __iomem *ofsAddr;
- int size;
-
- ofsAddr = moxaTableAddr[port];
- size = readw(ofsAddr + TX_mask);
- return (size);
-}
-
-int MoxaPortRxBufSize(int port)
-{
- void __iomem *ofsAddr;
- int size;
-
- ofsAddr = moxaTableAddr[port];
- size = readw(ofsAddr + RX_mask);
- return (size);
-}
-
-int MoxaPortRxFree(int port)
-{
- void __iomem *ofsAddr;
- ushort rptr, wptr, mask;
- int len;
-
- ofsAddr = moxaTableAddr[port];
- rptr = readw(ofsAddr + RXrptr);
- wptr = readw(ofsAddr + RXwptr);
- mask = readw(ofsAddr + RX_mask);
- len = mask - ((wptr - rptr) & mask);
- return (len);
-}
-int MoxaPortGetBrkCnt(int port)
-{
- return (moxaBreakCnt[port]);
-}
-
-void MoxaPortSetXonXoff(int port, int xonValue, int xoffValue)
-{
- void __iomem *ofsAddr;
-
- ofsAddr = moxaTableAddr[port];
- writew(xonValue, ofsAddr + FuncArg);
- writew(xoffValue, ofsAddr + FuncArg1);
- writew(FC_SetXonXoff, ofsAddr + FuncCode);
- wait_finish(ofsAddr);
-}
-
-int MoxaPortIsTxHold(int port)
-{
- void __iomem *ofsAddr;
- int val;
-
- ofsAddr = moxaTableAddr[port];
- if ((moxa_boards[port / MAX_PORTS_PER_BOARD].boardType == MOXA_BOARD_C320_ISA) ||
- (moxa_boards[port / MAX_PORTS_PER_BOARD].boardType == MOXA_BOARD_C320_PCI)) {
- moxafunc(ofsAddr, FC_GetCCSR, 0);
- val = readw(ofsAddr + FuncArg);
- if (val & 0x04)
- return (1);
- } else {
- if (readw(ofsAddr + FlagStat) & Tx_flowOff)
- return (1);
- }
- return (0);
-}
-#endif
projects / linux-drm-fsl-dcu.git / blobdiff