d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Cleaned up revs 1.36-1.40 (mainly disordered declarations, non-bogus

Browse Source 
indentation (it is supposed to be bogus to match sio.c), and long lines).
This commit is contained in:
Bruce Evans 1997-09-03 01:50:24 +00:00
parent 1cc1582825
commit ef4ce80f95
3 changed files with 441 additions and 363 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

268
sys/dev/cy/cy.c
View File

@ -27,13 +27,13 @@
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: cy.c,v 1.5 1997/09/01 07:37:01 smp Exp smp $
* $Id: cy.c,v 1.52 1997/09/01 07:45:25 fsmp Exp $
*/
#include "cy.h"
/*
* TODO:
* Check that cy16's work.
* Implement BREAK.
* Fix overflows when closing line.
* Atomic COR change.
@ -143,7 +143,7 @@
/* We encode the cyclom unit number (cyu) in spare bits in the IVR's. */
#define CD1400_xIVR_CHAN_SHIFT 3
#define CD1400_xIVR_CHAN 0x1F /* XXX reduce to pack Cyclom-8Ys */
#define CD1400_xIVR_CHAN 0x1F
#define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */
#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE)
@ -155,8 +155,8 @@
#define CONTROL_LOCK_STATE 0x40
#define DEV_TO_UNIT(dev) (MINOR_TO_UNIT(minor(dev)))
#define MINOR_MAGIC_MASK (CALLOUT_MASK | CONTROL_MASK)
#define MINOR_TO_UNIT(mynor) (((mynor) >> 16) * CY_MAX_PORTS + \
(((mynor) & 0xff) & ~MINOR_MAGIC_MASK))
#define MINOR_TO_UNIT(mynor) (((mynor) >> 16) * CY_MAX_PORTS \
| (((mynor) & 0xff) & ~MINOR_MAGIC_MASK))
/*
* Input buffer watermarks.
@ -263,9 +263,9 @@ struct com_s {
struct lbq obufq; /* head of queue of output buffers */
struct lbq obufs[2]; /* output buffers */
int cy_align; /* index for register alignment */
cy_addr cy_iobase; /* base address of this port's cyclom */
cy_addr iobase; /* base address of this port's cd1400 */
int cy_align; /* index for register alignment */
struct tty *tp; /* cross reference */
@ -334,7 +334,9 @@ void siopoll __P((void));
#define siommap nommap
#define siostrategy nostrategy
/* PCI driver entry point. */
int cyattach_common __P((cy_addr cy_iobase, int cy_align));
static int cy_units __P((cy_addr cy_iobase, int cy_align));
static int sioattach __P((struct isa_device *dev));
static void cd1400_channel_cmd __P((cy_addr iobase, int cmd, int cy_align));
@ -404,20 +406,13 @@ static u_int cy_svrr_probes;
static u_int cy_timeouts;
#endif
static int cy_chip_offset[] = {
0x0000, 0x0200, 0x0400, 0x0600, 0x0100, 0x0300, 0x0500, 0x0700,
};
static int cy_nr_cd1400s[NCY];
static int cy_total_devices;
#undef RxFifoThreshold
static int volatile RxFifoThreshold = (CD1400_RX_FIFO_SIZE / 2);
static int cy_chip_offset[] = {
0x0000,
0x0400,
0x0800,
0x0c00,
0x0200,
0x0600,
0x0a00,
0x0e00
};
static int
sioprobe(dev)
@ -440,17 +435,17 @@ sioprobe(dev)
static int
cy_units(cy_iobase, cy_align)
cy_addr cy_iobase;
int cy_align;
cy_addr cy_iobase;
int cy_align;
{
cy_addr iobase;
int cyu;
int cyu;
u_char firmware_version;
int i;
cy_addr iobase;
for (cyu = 0; cyu < CY_MAX_CD1400s; ++cyu) {
int i;
u_char firmware_version;
iobase = cy_iobase + (cy_chip_offset[cyu] << cy_align);
/* wait for chip to become ready for new command */
for (i = 0; i < 10; i++) {
DELAY(50);
@ -470,7 +465,8 @@ cy_units(cy_iobase, cy_align)
DELAY(50);
/* retrieve firmware version */
firmware_version = cd_inb(iobase, CD1400_GFRCR, cy_align);
firmware_version = cd_inb(iobase, CD1400_GFRCR,
cy_align);
if ((firmware_version & 0xf0) == 0x40)
break;
}
@ -488,13 +484,14 @@ cy_units(cy_iobase, cy_align)
static int
sioattach(isdp)
struct isa_device *isdp;
struct isa_device *isdp;
{
int adapter;
int adapter;
adapter = cyattach_common((cy_addr) isdp->id_maddr, 0);
if (adapter < 0)
return (0);
/*
* XXX
* This kludge is to allow ISA/PCI device specifications in the
@ -502,7 +499,7 @@ sioattach(isdp)
*/
if (isdp->id_unit != adapter) {
printf("cy%d: attached as cy%d\n", isdp->id_unit, adapter);
isdp->id_unit = adapter; /* XXX */
isdp->id_unit = adapter; /* XXX */
}
isdp->id_ri_flags |= RI_FAST;
return (1);
@ -510,17 +507,21 @@ sioattach(isdp)
int
cyattach_common(cy_iobase, cy_align)
cy_addr cy_iobase;
int cy_align;
cy_addr cy_iobase;
int cy_align;
{
int cyu, ncyu, unit, adapter;
dev_t dev;
cy_addr iobase;
int adapter;
int cyu;
dev_t dev;
cy_addr iobase;
int ncyu;
int unit;
adapter = cy_total_devices;
if ((u_int)adapter >= NCY) {
printf("cy%d: can't attach adapter: insufficient cy devices configured\n",
adapter);
printf(
"cy%d: can't attach adapter: insufficient cy devices configured\n",
adapter);
return (-1);
}
ncyu = cy_units(cy_iobase, cy_align);
@ -533,7 +534,9 @@ cyattach_common(cy_iobase, cy_align)
for (cyu = 0; cyu < ncyu; ++cyu) {
int cdu;
iobase = (cy_addr) (cy_iobase + (cy_chip_offset[cyu] << cy_align));
iobase = (cy_addr) (cy_iobase
+ (cy_chip_offset[cyu] << cy_align));
/* Set up a receive timeout period of than 1+ ms. */
cd_outb(iobase, CD1400_PPR, cy_align,
howmany(CY_CLOCK / CD1400_PPR_PRESCALER, 1000));
@ -542,74 +545,74 @@ cyattach_common(cy_iobase, cy_align)
struct com_s *com;
int s;
com = malloc(sizeof *com, M_DEVBUF, M_NOWAIT);
if (com == NULL)
break;
bzero(com, sizeof *com);
com->unit = unit;
com->dtr_wait = 3 * hz;
com->iptr = com->ibuf = com->ibuf1;
com->ibufend = com->ibuf1 + RS_IBUFSIZE;
com->ihighwater = com->ibuf1 + RS_IHIGHWATER;
com->obufs[0].l_head = com->obuf1;
com->obufs[1].l_head = com->obuf2;
com = malloc(sizeof *com, M_DEVBUF, M_NOWAIT);
if (com == NULL)
break;
bzero(com, sizeof *com);
com->unit = unit;
com->dtr_wait = 3 * hz;
com->iptr = com->ibuf = com->ibuf1;
com->ibufend = com->ibuf1 + RS_IBUFSIZE;
com->ihighwater = com->ibuf1 + RS_IHIGHWATER;
com->obufs[0].l_head = com->obuf1;
com->obufs[1].l_head = com->obuf2;
com->cy_iobase = cy_iobase;
com->iobase = iobase;
com->cy_align = cy_align;
com->cy_iobase = cy_iobase;
com->iobase = iobase;
/*
* We don't use all the flags from <sys/ttydefaults.h> since they
* are only relevant for logins. It's important to have echo off
* initially so that the line doesn't start blathering before the
* echo flag can be turned off.
*/
com->it_in.c_iflag = 0;
com->it_in.c_oflag = 0;
com->it_in.c_cflag = TTYDEF_CFLAG;
com->it_in.c_lflag = 0;
if (unit == comconsole) {
com->it_in.c_iflag = TTYDEF_IFLAG;
com->it_in.c_oflag = TTYDEF_OFLAG;
com->it_in.c_cflag = TTYDEF_CFLAG | CLOCAL;
com->it_in.c_lflag = TTYDEF_LFLAG;
com->lt_out.c_cflag = com->lt_in.c_cflag = CLOCAL;
}
termioschars(&com->it_in);
com->it_in.c_ispeed = com->it_in.c_ospeed = comdefaultrate;
com->it_out = com->it_in;
/*
* We don't use all the flags from <sys/ttydefaults.h> since they
* are only relevant for logins. It's important to have echo off
* initially so that the line doesn't start blathering before the
* echo flag can be turned off.
*/
com->it_in.c_iflag = 0;
com->it_in.c_oflag = 0;
com->it_in.c_cflag = TTYDEF_CFLAG;
com->it_in.c_lflag = 0;
if (unit == comconsole) {
com->it_in.c_iflag = TTYDEF_IFLAG;
com->it_in.c_oflag = TTYDEF_OFLAG;
com->it_in.c_cflag = TTYDEF_CFLAG | CLOCAL;
com->it_in.c_lflag = TTYDEF_LFLAG;
com->lt_out.c_cflag = com->lt_in.c_cflag = CLOCAL;
}
termioschars(&com->it_in);
com->it_in.c_ispeed = com->it_in.c_ospeed = comdefaultrate;
com->it_out = com->it_in;
s = spltty();
com_addr(unit) = com;
splx(s);
s = spltty();
com_addr(unit) = com;
splx(s);
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev, &sio_cdevsw, NULL);
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev, &sio_cdevsw, NULL);
#ifdef DEVFS
com->devfs_token_ttyd = devfs_add_devswf(&sio_cdevsw,
unit, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyi = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_INIT_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyl = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_LOCK_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttylc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuaa = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuac%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuai = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_INIT_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuaic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cual = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_LOCK_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cualc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyd = devfs_add_devswf(&sio_cdevsw,
unit, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyi = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_INIT_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyl = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_LOCK_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttylc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuaa = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuac%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuai = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_INIT_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuaic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cual = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_LOCK_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cualc%n%n", adapter,
unit % CY_MAX_PORTS);
#endif
}
}
@ -705,7 +708,8 @@ open_top:
iobase = com->iobase;
/* reset this channel */
cd_outb(iobase, CD1400_CAR, com->cy_align, unit & CD1400_CAR_CHAN);
cd_outb(iobase, CD1400_CAR, com->cy_align,
unit & CD1400_CAR_CHAN);
cd1400_channel_cmd(iobase, CD1400_CCR_CMDRESET, com->cy_align);
/*
@ -878,11 +882,12 @@ comhardclose(com)
outb(iobase + com_ier, 0);
#else
disable_intr();
cd_outb(iobase, CD1400_SRER, com->cy_align, com->intr_enable = 0);
cd_outb(iobase, CD1400_SRER, com->cy_align,
com->intr_enable = 0);
enable_intr();
#endif
tp = com->tp;
if ((tp->t_cflag & HUPCL)
if (tp->t_cflag & HUPCL
/*
* XXX we will miss any carrier drop between here and the
* next open. Perhaps we should watch DCD even when the
@ -900,7 +905,8 @@ comhardclose(com)
com->channel_control = CD1400_CCR_CMDCHANCTL
| CD1400_CCR_XMTEN
| CD1400_CCR_RCVDIS;
cd1400_channel_cmd(iobase, com->channel_control, com->cy_align);
cd1400_channel_cmd(iobase, com->channel_control,
com->cy_align);
if (com->dtr_wait != 0) {
timeout(siodtrwakeup, com, com->dtr_wait);
@ -989,19 +995,23 @@ void
siointr(unit)
int unit;
{
cy_addr cy_iobase, iobase;
int baseu, cyu, cy_align;
u_char status;
int baseu;
int cy_align;
cy_addr cy_iobase;
int cyu;
cy_addr iobase;
u_char status;
COM_LOCK(); /* XXX could this be placed down lower in the loop? */
baseu = unit * CY_MAX_PORTS;
cy_iobase = com_addr(baseu)->cy_iobase;
cy_align = com_addr(baseu)->cy_align;
cy_iobase = com_addr(baseu)->cy_iobase;
/* check each CD1400 in turn */
for (cyu = 0; cyu < cy_nr_cd1400s[unit]; ++cyu) {
iobase = (cy_addr) (cy_iobase + (cy_chip_offset[cyu] << cy_align));
iobase = (cy_addr) (cy_iobase
+ (cy_chip_offset[cyu] << cy_align));
/* poll to see if it has any work */
status = cd_inb(iobase, CD1400_SVRR, cy_align);
if (status == 0)
@ -1117,7 +1127,8 @@ siointr(unit)
microtime(&com->timestamp);
do {
recv_data = cd_inb(iobase,
CD1400_RDSR, cy_align);
CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data
@ -1132,7 +1143,8 @@ siointr(unit)
com->delta_error_counts
[CE_INTERRUPT_BUF_OVERFLOW] += count;
do {
recv_data = cd_inb(iobase, CD1400_RDSR, cy_align);
recv_data = cd_inb(iobase, CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data == com->hotchar)
@ -1154,7 +1166,8 @@ siointr(unit)
#endif
com_events += count;
do {
recv_data = cd_inb(iobase, CD1400_RDSR, cy_align);
recv_data = cd_inb(iobase, CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data == com->hotchar)
@ -1236,13 +1249,16 @@ cont:
| CS_ODEVREADY)
&& !(com->intr_enable
& CD1400_SRER_TXRDY))
cd_outb(iobase, CD1400_SRER, cy_align,
cd_outb(iobase, CD1400_SRER,
cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
} else {
com->state &= ~CS_ODEVREADY;
if (com->intr_enable & CD1400_SRER_TXRDY)
cd_outb(iobase, CD1400_SRER, cy_align,
if (com->intr_enable
& CD1400_SRER_TXRDY)
cd_outb(iobase, CD1400_SRER,
cy_align,
com->intr_enable
&= ~CD1400_SRER_TXRDY);
}
@ -1297,7 +1313,8 @@ cont:
ocount = CD1400_TX_FIFO_SIZE;
com->bytes_out += ocount;
do
cd_outb(iobase, CD1400_TDR, cy_align, *ioptr++);
cd_outb(iobase, CD1400_TDR, cy_align,
*ioptr++);
while (--ocount != 0);
com->obufq.l_head = ioptr;
if (ioptr >= com->obufq.l_tail) {
@ -1320,7 +1337,9 @@ cont:
if (!(com->state & CS_ODONE)) {
com_events += LOTS_OF_EVENTS;
com->state |= CS_ODONE;
setsofttty(); /* handle at high level ASAP */
/* handle at high level ASAP */
setsofttty();
}
}
}
@ -1450,7 +1469,8 @@ sioioctl(dev, cmd, data, flag, p)
splx(s);
return (error);
}
cd_outb(iobase, CD1400_CAR, com->cy_align, MINOR_TO_UNIT(mynor) & CD1400_CAR_CHAN);
cd_outb(iobase, CD1400_CAR, com->cy_align,
MINOR_TO_UNIT(mynor) & CD1400_CAR_CHAN);
switch (cmd) {
#if 0
case TIOCSBRK:
@ -1860,7 +1880,8 @@ comparam(tp, t)
/* notify the CD1400 if COR1-3 have changed */
if (cor_change)
cd1400_channel_cmd(iobase, CD1400_CCR_CMDCORCHG | cor_change, com->cy_align);
cd1400_channel_cmd(iobase, CD1400_CCR_CMDCORCHG | cor_change,
com->cy_align);
/*
* set channel option register 4 -
@ -2108,7 +2129,8 @@ comstart(tp)
com->state |= CS_BUSY;
if (com->state >= (CS_BUSY | CS_TTGO
| CS_ODEVREADY))
cd_outb(iobase, CD1400_SRER, com->cy_align,
cd_outb(iobase, CD1400_SRER,
com->cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
}
@ -2136,7 +2158,8 @@ comstart(tp)
com->state |= CS_BUSY;
if (com->state >= (CS_BUSY | CS_TTGO
| CS_ODEVREADY))
cd_outb(iobase, CD1400_SRER, com->cy_align,
cd_outb(iobase, CD1400_SRER,
com->cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
}
@ -2411,7 +2434,8 @@ disc_optim(tp, t, com)
if (opt != com->cor[2]) {
cd_outb(iobase, CD1400_COR3, com->cy_align, com->cor[2] = opt);
cd1400_channel_cmd(com->iobase,
CD1400_CCR_CMDCORCHG | CD1400_CCR_COR3, com->cy_align);
CD1400_CCR_CMDCORCHG | CD1400_CCR_COR3,
com->cy_align);
}
#endif
}
@ -2528,7 +2552,8 @@ cystatus(unit)
printf("service request register:\t0x%02x\n",
cd_inb(iobase, CD1400_SVRR, com->cy_align));
printf("modem status:\t\t\t0x%02x (0x%02x cached)\n",
cd_inb(iobase, CD1400_MSVR2, com->cy_align), com->prev_modem_status);
cd_inb(iobase, CD1400_MSVR2, com->cy_align),
com->prev_modem_status);
printf("rx/tx/mdm interrupt registers:\t0x%02x 0x%02x 0x%02x\n",
cd_inb(iobase, CD1400_RIR, com->cy_align),
cd_inb(iobase, CD1400_TIR, com->cy_align),
@ -2552,7 +2577,8 @@ cystatus(unit)
tp = com->tp;
if (tp != NULL) {
printf("tty state:\t\t\t0x%08x\n", tp->t_state);
printf("upper layer queue lengths:\t%d raw, %d canon, %d output\n",
printf(
"upper layer queue lengths:\t%d raw, %d canon, %d output\n",
tp->t_rawq.c_cc, tp->t_canq.c_cc, tp->t_outq.c_cc);
} else
printf("tty state:\t\t\tclosed\n");

268
sys/dev/cy/cy_isa.c
View File

@ -27,13 +27,13 @@
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: cy.c,v 1.5 1997/09/01 07:37:01 smp Exp smp $
* $Id: cy.c,v 1.52 1997/09/01 07:45:25 fsmp Exp $
*/
#include "cy.h"
/*
* TODO:
* Check that cy16's work.
* Implement BREAK.
* Fix overflows when closing line.
* Atomic COR change.
@ -143,7 +143,7 @@
/* We encode the cyclom unit number (cyu) in spare bits in the IVR's. */
#define CD1400_xIVR_CHAN_SHIFT 3
#define CD1400_xIVR_CHAN 0x1F /* XXX reduce to pack Cyclom-8Ys */
#define CD1400_xIVR_CHAN 0x1F
#define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */
#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE)
@ -155,8 +155,8 @@
#define CONTROL_LOCK_STATE 0x40
#define DEV_TO_UNIT(dev) (MINOR_TO_UNIT(minor(dev)))
#define MINOR_MAGIC_MASK (CALLOUT_MASK | CONTROL_MASK)
#define MINOR_TO_UNIT(mynor) (((mynor) >> 16) * CY_MAX_PORTS + \
(((mynor) & 0xff) & ~MINOR_MAGIC_MASK))
#define MINOR_TO_UNIT(mynor) (((mynor) >> 16) * CY_MAX_PORTS \
| (((mynor) & 0xff) & ~MINOR_MAGIC_MASK))
/*
* Input buffer watermarks.
@ -263,9 +263,9 @@ struct com_s {
struct lbq obufq; /* head of queue of output buffers */
struct lbq obufs[2]; /* output buffers */
int cy_align; /* index for register alignment */
cy_addr cy_iobase; /* base address of this port's cyclom */
cy_addr iobase; /* base address of this port's cd1400 */
int cy_align; /* index for register alignment */
struct tty *tp; /* cross reference */
@ -334,7 +334,9 @@ void siopoll __P((void));
#define siommap nommap
#define siostrategy nostrategy
/* PCI driver entry point. */
int cyattach_common __P((cy_addr cy_iobase, int cy_align));
static int cy_units __P((cy_addr cy_iobase, int cy_align));
static int sioattach __P((struct isa_device *dev));
static void cd1400_channel_cmd __P((cy_addr iobase, int cmd, int cy_align));
@ -404,20 +406,13 @@ static u_int cy_svrr_probes;
static u_int cy_timeouts;
#endif
static int cy_chip_offset[] = {
0x0000, 0x0200, 0x0400, 0x0600, 0x0100, 0x0300, 0x0500, 0x0700,
};
static int cy_nr_cd1400s[NCY];
static int cy_total_devices;
#undef RxFifoThreshold
static int volatile RxFifoThreshold = (CD1400_RX_FIFO_SIZE / 2);
static int cy_chip_offset[] = {
0x0000,
0x0400,
0x0800,
0x0c00,
0x0200,
0x0600,
0x0a00,
0x0e00
};
static int
sioprobe(dev)
@ -440,17 +435,17 @@ sioprobe(dev)
static int
cy_units(cy_iobase, cy_align)
cy_addr cy_iobase;
int cy_align;
cy_addr cy_iobase;
int cy_align;
{
cy_addr iobase;
int cyu;
int cyu;
u_char firmware_version;
int i;
cy_addr iobase;
for (cyu = 0; cyu < CY_MAX_CD1400s; ++cyu) {
int i;
u_char firmware_version;
iobase = cy_iobase + (cy_chip_offset[cyu] << cy_align);
/* wait for chip to become ready for new command */
for (i = 0; i < 10; i++) {
DELAY(50);
@ -470,7 +465,8 @@ cy_units(cy_iobase, cy_align)
DELAY(50);
/* retrieve firmware version */
firmware_version = cd_inb(iobase, CD1400_GFRCR, cy_align);
firmware_version = cd_inb(iobase, CD1400_GFRCR,
cy_align);
if ((firmware_version & 0xf0) == 0x40)
break;
}
@ -488,13 +484,14 @@ cy_units(cy_iobase, cy_align)
static int
sioattach(isdp)
struct isa_device *isdp;
struct isa_device *isdp;
{
int adapter;
int adapter;
adapter = cyattach_common((cy_addr) isdp->id_maddr, 0);
if (adapter < 0)
return (0);
/*
* XXX
* This kludge is to allow ISA/PCI device specifications in the
@ -502,7 +499,7 @@ sioattach(isdp)
*/
if (isdp->id_unit != adapter) {
printf("cy%d: attached as cy%d\n", isdp->id_unit, adapter);
isdp->id_unit = adapter; /* XXX */
isdp->id_unit = adapter; /* XXX */
}
isdp->id_ri_flags |= RI_FAST;
return (1);
@ -510,17 +507,21 @@ sioattach(isdp)
int
cyattach_common(cy_iobase, cy_align)
cy_addr cy_iobase;
int cy_align;
cy_addr cy_iobase;
int cy_align;
{
int cyu, ncyu, unit, adapter;
dev_t dev;
cy_addr iobase;
int adapter;
int cyu;
dev_t dev;
cy_addr iobase;
int ncyu;
int unit;
adapter = cy_total_devices;
if ((u_int)adapter >= NCY) {
printf("cy%d: can't attach adapter: insufficient cy devices configured\n",
adapter);
printf(
"cy%d: can't attach adapter: insufficient cy devices configured\n",
adapter);
return (-1);
}
ncyu = cy_units(cy_iobase, cy_align);
@ -533,7 +534,9 @@ cyattach_common(cy_iobase, cy_align)
for (cyu = 0; cyu < ncyu; ++cyu) {
int cdu;
iobase = (cy_addr) (cy_iobase + (cy_chip_offset[cyu] << cy_align));
iobase = (cy_addr) (cy_iobase
+ (cy_chip_offset[cyu] << cy_align));
/* Set up a receive timeout period of than 1+ ms. */
cd_outb(iobase, CD1400_PPR, cy_align,
howmany(CY_CLOCK / CD1400_PPR_PRESCALER, 1000));
@ -542,74 +545,74 @@ cyattach_common(cy_iobase, cy_align)
struct com_s *com;
int s;
com = malloc(sizeof *com, M_DEVBUF, M_NOWAIT);
if (com == NULL)
break;
bzero(com, sizeof *com);
com->unit = unit;
com->dtr_wait = 3 * hz;
com->iptr = com->ibuf = com->ibuf1;
com->ibufend = com->ibuf1 + RS_IBUFSIZE;
com->ihighwater = com->ibuf1 + RS_IHIGHWATER;
com->obufs[0].l_head = com->obuf1;
com->obufs[1].l_head = com->obuf2;
com = malloc(sizeof *com, M_DEVBUF, M_NOWAIT);
if (com == NULL)
break;
bzero(com, sizeof *com);
com->unit = unit;
com->dtr_wait = 3 * hz;
com->iptr = com->ibuf = com->ibuf1;
com->ibufend = com->ibuf1 + RS_IBUFSIZE;
com->ihighwater = com->ibuf1 + RS_IHIGHWATER;
com->obufs[0].l_head = com->obuf1;
com->obufs[1].l_head = com->obuf2;
com->cy_iobase = cy_iobase;
com->iobase = iobase;
com->cy_align = cy_align;
com->cy_iobase = cy_iobase;
com->iobase = iobase;
/*
* We don't use all the flags from <sys/ttydefaults.h> since they
* are only relevant for logins. It's important to have echo off
* initially so that the line doesn't start blathering before the
* echo flag can be turned off.
*/
com->it_in.c_iflag = 0;
com->it_in.c_oflag = 0;
com->it_in.c_cflag = TTYDEF_CFLAG;
com->it_in.c_lflag = 0;
if (unit == comconsole) {
com->it_in.c_iflag = TTYDEF_IFLAG;
com->it_in.c_oflag = TTYDEF_OFLAG;
com->it_in.c_cflag = TTYDEF_CFLAG | CLOCAL;
com->it_in.c_lflag = TTYDEF_LFLAG;
com->lt_out.c_cflag = com->lt_in.c_cflag = CLOCAL;
}
termioschars(&com->it_in);
com->it_in.c_ispeed = com->it_in.c_ospeed = comdefaultrate;
com->it_out = com->it_in;
/*
* We don't use all the flags from <sys/ttydefaults.h> since they
* are only relevant for logins. It's important to have echo off
* initially so that the line doesn't start blathering before the
* echo flag can be turned off.
*/
com->it_in.c_iflag = 0;
com->it_in.c_oflag = 0;
com->it_in.c_cflag = TTYDEF_CFLAG;
com->it_in.c_lflag = 0;
if (unit == comconsole) {
com->it_in.c_iflag = TTYDEF_IFLAG;
com->it_in.c_oflag = TTYDEF_OFLAG;
com->it_in.c_cflag = TTYDEF_CFLAG | CLOCAL;
com->it_in.c_lflag = TTYDEF_LFLAG;
com->lt_out.c_cflag = com->lt_in.c_cflag = CLOCAL;
}
termioschars(&com->it_in);
com->it_in.c_ispeed = com->it_in.c_ospeed = comdefaultrate;
com->it_out = com->it_in;
s = spltty();
com_addr(unit) = com;
splx(s);
s = spltty();
com_addr(unit) = com;
splx(s);
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev, &sio_cdevsw, NULL);
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev, &sio_cdevsw, NULL);
#ifdef DEVFS
com->devfs_token_ttyd = devfs_add_devswf(&sio_cdevsw,
unit, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyi = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_INIT_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyl = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_LOCK_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttylc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuaa = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuac%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuai = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_INIT_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuaic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cual = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_LOCK_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cualc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyd = devfs_add_devswf(&sio_cdevsw,
unit, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyi = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_INIT_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyl = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_LOCK_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttylc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuaa = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuac%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuai = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_INIT_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuaic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cual = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_LOCK_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cualc%n%n", adapter,
unit % CY_MAX_PORTS);
#endif
}
}
@ -705,7 +708,8 @@ open_top:
iobase = com->iobase;
/* reset this channel */
cd_outb(iobase, CD1400_CAR, com->cy_align, unit & CD1400_CAR_CHAN);
cd_outb(iobase, CD1400_CAR, com->cy_align,
unit & CD1400_CAR_CHAN);
cd1400_channel_cmd(iobase, CD1400_CCR_CMDRESET, com->cy_align);
/*
@ -878,11 +882,12 @@ comhardclose(com)
outb(iobase + com_ier, 0);
#else
disable_intr();
cd_outb(iobase, CD1400_SRER, com->cy_align, com->intr_enable = 0);
cd_outb(iobase, CD1400_SRER, com->cy_align,
com->intr_enable = 0);
enable_intr();
#endif
tp = com->tp;
if ((tp->t_cflag & HUPCL)
if (tp->t_cflag & HUPCL
/*
* XXX we will miss any carrier drop between here and the
* next open. Perhaps we should watch DCD even when the
@ -900,7 +905,8 @@ comhardclose(com)
com->channel_control = CD1400_CCR_CMDCHANCTL
| CD1400_CCR_XMTEN
| CD1400_CCR_RCVDIS;
cd1400_channel_cmd(iobase, com->channel_control, com->cy_align);
cd1400_channel_cmd(iobase, com->channel_control,
com->cy_align);
if (com->dtr_wait != 0) {
timeout(siodtrwakeup, com, com->dtr_wait);
@ -989,19 +995,23 @@ void
siointr(unit)
int unit;
{
cy_addr cy_iobase, iobase;
int baseu, cyu, cy_align;
u_char status;
int baseu;
int cy_align;
cy_addr cy_iobase;
int cyu;
cy_addr iobase;
u_char status;
COM_LOCK(); /* XXX could this be placed down lower in the loop? */
baseu = unit * CY_MAX_PORTS;
cy_iobase = com_addr(baseu)->cy_iobase;
cy_align = com_addr(baseu)->cy_align;
cy_iobase = com_addr(baseu)->cy_iobase;
/* check each CD1400 in turn */
for (cyu = 0; cyu < cy_nr_cd1400s[unit]; ++cyu) {
iobase = (cy_addr) (cy_iobase + (cy_chip_offset[cyu] << cy_align));
iobase = (cy_addr) (cy_iobase
+ (cy_chip_offset[cyu] << cy_align));
/* poll to see if it has any work */
status = cd_inb(iobase, CD1400_SVRR, cy_align);
if (status == 0)
@ -1117,7 +1127,8 @@ siointr(unit)
microtime(&com->timestamp);
do {
recv_data = cd_inb(iobase,
CD1400_RDSR, cy_align);
CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data
@ -1132,7 +1143,8 @@ siointr(unit)
com->delta_error_counts
[CE_INTERRUPT_BUF_OVERFLOW] += count;
do {
recv_data = cd_inb(iobase, CD1400_RDSR, cy_align);
recv_data = cd_inb(iobase, CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data == com->hotchar)
@ -1154,7 +1166,8 @@ siointr(unit)
#endif
com_events += count;
do {
recv_data = cd_inb(iobase, CD1400_RDSR, cy_align);
recv_data = cd_inb(iobase, CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data == com->hotchar)
@ -1236,13 +1249,16 @@ cont:
| CS_ODEVREADY)
&& !(com->intr_enable
& CD1400_SRER_TXRDY))
cd_outb(iobase, CD1400_SRER, cy_align,
cd_outb(iobase, CD1400_SRER,
cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
} else {
com->state &= ~CS_ODEVREADY;
if (com->intr_enable & CD1400_SRER_TXRDY)
cd_outb(iobase, CD1400_SRER, cy_align,
if (com->intr_enable
& CD1400_SRER_TXRDY)
cd_outb(iobase, CD1400_SRER,
cy_align,
com->intr_enable
&= ~CD1400_SRER_TXRDY);
}
@ -1297,7 +1313,8 @@ cont:
ocount = CD1400_TX_FIFO_SIZE;
com->bytes_out += ocount;
do
cd_outb(iobase, CD1400_TDR, cy_align, *ioptr++);
cd_outb(iobase, CD1400_TDR, cy_align,
*ioptr++);
while (--ocount != 0);
com->obufq.l_head = ioptr;
if (ioptr >= com->obufq.l_tail) {
@ -1320,7 +1337,9 @@ cont:
if (!(com->state & CS_ODONE)) {
com_events += LOTS_OF_EVENTS;
com->state |= CS_ODONE;
setsofttty(); /* handle at high level ASAP */
/* handle at high level ASAP */
setsofttty();
}
}
}
@ -1450,7 +1469,8 @@ sioioctl(dev, cmd, data, flag, p)
splx(s);
return (error);
}
cd_outb(iobase, CD1400_CAR, com->cy_align, MINOR_TO_UNIT(mynor) & CD1400_CAR_CHAN);
cd_outb(iobase, CD1400_CAR, com->cy_align,
MINOR_TO_UNIT(mynor) & CD1400_CAR_CHAN);
switch (cmd) {
#if 0
case TIOCSBRK:
@ -1860,7 +1880,8 @@ comparam(tp, t)
/* notify the CD1400 if COR1-3 have changed */
if (cor_change)
cd1400_channel_cmd(iobase, CD1400_CCR_CMDCORCHG | cor_change, com->cy_align);
cd1400_channel_cmd(iobase, CD1400_CCR_CMDCORCHG | cor_change,
com->cy_align);
/*
* set channel option register 4 -
@ -2108,7 +2129,8 @@ comstart(tp)
com->state |= CS_BUSY;
if (com->state >= (CS_BUSY | CS_TTGO
| CS_ODEVREADY))
cd_outb(iobase, CD1400_SRER, com->cy_align,
cd_outb(iobase, CD1400_SRER,
com->cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
}
@ -2136,7 +2158,8 @@ comstart(tp)
com->state |= CS_BUSY;
if (com->state >= (CS_BUSY | CS_TTGO
| CS_ODEVREADY))
cd_outb(iobase, CD1400_SRER, com->cy_align,
cd_outb(iobase, CD1400_SRER,
com->cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
}
@ -2411,7 +2434,8 @@ disc_optim(tp, t, com)
if (opt != com->cor[2]) {
cd_outb(iobase, CD1400_COR3, com->cy_align, com->cor[2] = opt);
cd1400_channel_cmd(com->iobase,
CD1400_CCR_CMDCORCHG | CD1400_CCR_COR3, com->cy_align);
CD1400_CCR_CMDCORCHG | CD1400_CCR_COR3,
com->cy_align);
}
#endif
}
@ -2528,7 +2552,8 @@ cystatus(unit)
printf("service request register:\t0x%02x\n",
cd_inb(iobase, CD1400_SVRR, com->cy_align));
printf("modem status:\t\t\t0x%02x (0x%02x cached)\n",
cd_inb(iobase, CD1400_MSVR2, com->cy_align), com->prev_modem_status);
cd_inb(iobase, CD1400_MSVR2, com->cy_align),
com->prev_modem_status);
printf("rx/tx/mdm interrupt registers:\t0x%02x 0x%02x 0x%02x\n",
cd_inb(iobase, CD1400_RIR, com->cy_align),
cd_inb(iobase, CD1400_TIR, com->cy_align),
@ -2552,7 +2577,8 @@ cystatus(unit)
tp = com->tp;
if (tp != NULL) {
printf("tty state:\t\t\t0x%08x\n", tp->t_state);
printf("upper layer queue lengths:\t%d raw, %d canon, %d output\n",
printf(
"upper layer queue lengths:\t%d raw, %d canon, %d output\n",
tp->t_rawq.c_cc, tp->t_canq.c_cc, tp->t_outq.c_cc);
} else
printf("tty state:\t\t\tclosed\n");

268
sys/i386/isa/cy.c
View File

@ -27,13 +27,13 @@
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: cy.c,v 1.5 1997/09/01 07:37:01 smp Exp smp $
* $Id: cy.c,v 1.52 1997/09/01 07:45:25 fsmp Exp $
*/
#include "cy.h"
/*
* TODO:
* Check that cy16's work.
* Implement BREAK.
* Fix overflows when closing line.
* Atomic COR change.
@ -143,7 +143,7 @@
/* We encode the cyclom unit number (cyu) in spare bits in the IVR's. */
#define CD1400_xIVR_CHAN_SHIFT 3
#define CD1400_xIVR_CHAN 0x1F /* XXX reduce to pack Cyclom-8Ys */
#define CD1400_xIVR_CHAN 0x1F
#define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */
#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE)
@ -155,8 +155,8 @@
#define CONTROL_LOCK_STATE 0x40
#define DEV_TO_UNIT(dev) (MINOR_TO_UNIT(minor(dev)))
#define MINOR_MAGIC_MASK (CALLOUT_MASK | CONTROL_MASK)
#define MINOR_TO_UNIT(mynor) (((mynor) >> 16) * CY_MAX_PORTS + \
(((mynor) & 0xff) & ~MINOR_MAGIC_MASK))
#define MINOR_TO_UNIT(mynor) (((mynor) >> 16) * CY_MAX_PORTS \
| (((mynor) & 0xff) & ~MINOR_MAGIC_MASK))
/*
* Input buffer watermarks.
@ -263,9 +263,9 @@ struct com_s {
struct lbq obufq; /* head of queue of output buffers */
struct lbq obufs[2]; /* output buffers */
int cy_align; /* index for register alignment */
cy_addr cy_iobase; /* base address of this port's cyclom */
cy_addr iobase; /* base address of this port's cd1400 */
int cy_align; /* index for register alignment */
struct tty *tp; /* cross reference */
@ -334,7 +334,9 @@ void siopoll __P((void));
#define siommap nommap
#define siostrategy nostrategy
/* PCI driver entry point. */
int cyattach_common __P((cy_addr cy_iobase, int cy_align));
static int cy_units __P((cy_addr cy_iobase, int cy_align));
static int sioattach __P((struct isa_device *dev));
static void cd1400_channel_cmd __P((cy_addr iobase, int cmd, int cy_align));
@ -404,20 +406,13 @@ static u_int cy_svrr_probes;
static u_int cy_timeouts;
#endif
static int cy_chip_offset[] = {
0x0000, 0x0200, 0x0400, 0x0600, 0x0100, 0x0300, 0x0500, 0x0700,
};
static int cy_nr_cd1400s[NCY];
static int cy_total_devices;
#undef RxFifoThreshold
static int volatile RxFifoThreshold = (CD1400_RX_FIFO_SIZE / 2);
static int cy_chip_offset[] = {
0x0000,
0x0400,
0x0800,
0x0c00,
0x0200,
0x0600,
0x0a00,
0x0e00
};
static int
sioprobe(dev)
@ -440,17 +435,17 @@ sioprobe(dev)
static int
cy_units(cy_iobase, cy_align)
cy_addr cy_iobase;
int cy_align;
cy_addr cy_iobase;
int cy_align;
{
cy_addr iobase;
int cyu;
int cyu;
u_char firmware_version;
int i;
cy_addr iobase;
for (cyu = 0; cyu < CY_MAX_CD1400s; ++cyu) {
int i;
u_char firmware_version;
iobase = cy_iobase + (cy_chip_offset[cyu] << cy_align);
/* wait for chip to become ready for new command */
for (i = 0; i < 10; i++) {
DELAY(50);
@ -470,7 +465,8 @@ cy_units(cy_iobase, cy_align)
DELAY(50);
/* retrieve firmware version */
firmware_version = cd_inb(iobase, CD1400_GFRCR, cy_align);
firmware_version = cd_inb(iobase, CD1400_GFRCR,
cy_align);
if ((firmware_version & 0xf0) == 0x40)
break;
}
@ -488,13 +484,14 @@ cy_units(cy_iobase, cy_align)
static int
sioattach(isdp)
struct isa_device *isdp;
struct isa_device *isdp;
{
int adapter;
int adapter;
adapter = cyattach_common((cy_addr) isdp->id_maddr, 0);
if (adapter < 0)
return (0);
/*
* XXX
* This kludge is to allow ISA/PCI device specifications in the
@ -502,7 +499,7 @@ sioattach(isdp)
*/
if (isdp->id_unit != adapter) {
printf("cy%d: attached as cy%d\n", isdp->id_unit, adapter);
isdp->id_unit = adapter; /* XXX */
isdp->id_unit = adapter; /* XXX */
}
isdp->id_ri_flags |= RI_FAST;
return (1);
@ -510,17 +507,21 @@ sioattach(isdp)
int
cyattach_common(cy_iobase, cy_align)
cy_addr cy_iobase;
int cy_align;
cy_addr cy_iobase;
int cy_align;
{
int cyu, ncyu, unit, adapter;
dev_t dev;
cy_addr iobase;
int adapter;
int cyu;
dev_t dev;
cy_addr iobase;
int ncyu;
int unit;
adapter = cy_total_devices;
if ((u_int)adapter >= NCY) {
printf("cy%d: can't attach adapter: insufficient cy devices configured\n",
adapter);
printf(
"cy%d: can't attach adapter: insufficient cy devices configured\n",
adapter);
return (-1);
}
ncyu = cy_units(cy_iobase, cy_align);
@ -533,7 +534,9 @@ cyattach_common(cy_iobase, cy_align)
for (cyu = 0; cyu < ncyu; ++cyu) {
int cdu;
iobase = (cy_addr) (cy_iobase + (cy_chip_offset[cyu] << cy_align));
iobase = (cy_addr) (cy_iobase
+ (cy_chip_offset[cyu] << cy_align));
/* Set up a receive timeout period of than 1+ ms. */
cd_outb(iobase, CD1400_PPR, cy_align,
howmany(CY_CLOCK / CD1400_PPR_PRESCALER, 1000));
@ -542,74 +545,74 @@ cyattach_common(cy_iobase, cy_align)
struct com_s *com;
int s;
com = malloc(sizeof *com, M_DEVBUF, M_NOWAIT);
if (com == NULL)
break;
bzero(com, sizeof *com);
com->unit = unit;
com->dtr_wait = 3 * hz;
com->iptr = com->ibuf = com->ibuf1;
com->ibufend = com->ibuf1 + RS_IBUFSIZE;
com->ihighwater = com->ibuf1 + RS_IHIGHWATER;
com->obufs[0].l_head = com->obuf1;
com->obufs[1].l_head = com->obuf2;
com = malloc(sizeof *com, M_DEVBUF, M_NOWAIT);
if (com == NULL)
break;
bzero(com, sizeof *com);
com->unit = unit;
com->dtr_wait = 3 * hz;
com->iptr = com->ibuf = com->ibuf1;
com->ibufend = com->ibuf1 + RS_IBUFSIZE;
com->ihighwater = com->ibuf1 + RS_IHIGHWATER;
com->obufs[0].l_head = com->obuf1;
com->obufs[1].l_head = com->obuf2;
com->cy_iobase = cy_iobase;
com->iobase = iobase;
com->cy_align = cy_align;
com->cy_iobase = cy_iobase;
com->iobase = iobase;
/*
* We don't use all the flags from <sys/ttydefaults.h> since they
* are only relevant for logins. It's important to have echo off
* initially so that the line doesn't start blathering before the
* echo flag can be turned off.
*/
com->it_in.c_iflag = 0;
com->it_in.c_oflag = 0;
com->it_in.c_cflag = TTYDEF_CFLAG;
com->it_in.c_lflag = 0;
if (unit == comconsole) {
com->it_in.c_iflag = TTYDEF_IFLAG;
com->it_in.c_oflag = TTYDEF_OFLAG;
com->it_in.c_cflag = TTYDEF_CFLAG | CLOCAL;
com->it_in.c_lflag = TTYDEF_LFLAG;
com->lt_out.c_cflag = com->lt_in.c_cflag = CLOCAL;
}
termioschars(&com->it_in);
com->it_in.c_ispeed = com->it_in.c_ospeed = comdefaultrate;
com->it_out = com->it_in;
/*
* We don't use all the flags from <sys/ttydefaults.h> since they
* are only relevant for logins. It's important to have echo off
* initially so that the line doesn't start blathering before the
* echo flag can be turned off.
*/
com->it_in.c_iflag = 0;
com->it_in.c_oflag = 0;
com->it_in.c_cflag = TTYDEF_CFLAG;
com->it_in.c_lflag = 0;
if (unit == comconsole) {
com->it_in.c_iflag = TTYDEF_IFLAG;
com->it_in.c_oflag = TTYDEF_OFLAG;
com->it_in.c_cflag = TTYDEF_CFLAG | CLOCAL;
com->it_in.c_lflag = TTYDEF_LFLAG;
com->lt_out.c_cflag = com->lt_in.c_cflag = CLOCAL;
}
termioschars(&com->it_in);
com->it_in.c_ispeed = com->it_in.c_ospeed = comdefaultrate;
com->it_out = com->it_in;
s = spltty();
com_addr(unit) = com;
splx(s);
s = spltty();
com_addr(unit) = com;
splx(s);
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev, &sio_cdevsw, NULL);
dev = makedev(CDEV_MAJOR, 0);
cdevsw_add(&dev, &sio_cdevsw, NULL);
#ifdef DEVFS
com->devfs_token_ttyd = devfs_add_devswf(&sio_cdevsw,
unit, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyi = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_INIT_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyl = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_LOCK_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttylc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuaa = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuac%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuai = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_INIT_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuaic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cual = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_LOCK_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cualc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyd = devfs_add_devswf(&sio_cdevsw,
unit, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyi = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_INIT_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttyic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_ttyl = devfs_add_devswf(&sio_cdevsw,
unit | CONTROL_LOCK_STATE, DV_CHR,
UID_ROOT, GID_WHEEL, 0600, "ttylc%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuaa = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuac%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cuai = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_INIT_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cuaic%n%n", adapter,
unit % CY_MAX_PORTS);
com->devfs_token_cual = devfs_add_devswf(&sio_cdevsw,
unit | CALLOUT_MASK | CONTROL_LOCK_STATE, DV_CHR,
UID_UUCP, GID_DIALER, 0660, "cualc%n%n", adapter,
unit % CY_MAX_PORTS);
#endif
}
}
@ -705,7 +708,8 @@ open_top:
iobase = com->iobase;
/* reset this channel */
cd_outb(iobase, CD1400_CAR, com->cy_align, unit & CD1400_CAR_CHAN);
cd_outb(iobase, CD1400_CAR, com->cy_align,
unit & CD1400_CAR_CHAN);
cd1400_channel_cmd(iobase, CD1400_CCR_CMDRESET, com->cy_align);
/*
@ -878,11 +882,12 @@ comhardclose(com)
outb(iobase + com_ier, 0);
#else
disable_intr();
cd_outb(iobase, CD1400_SRER, com->cy_align, com->intr_enable = 0);
cd_outb(iobase, CD1400_SRER, com->cy_align,
com->intr_enable = 0);
enable_intr();
#endif
tp = com->tp;
if ((tp->t_cflag & HUPCL)
if (tp->t_cflag & HUPCL
/*
* XXX we will miss any carrier drop between here and the
* next open. Perhaps we should watch DCD even when the
@ -900,7 +905,8 @@ comhardclose(com)
com->channel_control = CD1400_CCR_CMDCHANCTL
| CD1400_CCR_XMTEN
| CD1400_CCR_RCVDIS;
cd1400_channel_cmd(iobase, com->channel_control, com->cy_align);
cd1400_channel_cmd(iobase, com->channel_control,
com->cy_align);
if (com->dtr_wait != 0) {
timeout(siodtrwakeup, com, com->dtr_wait);
@ -989,19 +995,23 @@ void
siointr(unit)
int unit;
{
cy_addr cy_iobase, iobase;
int baseu, cyu, cy_align;
u_char status;
int baseu;
int cy_align;
cy_addr cy_iobase;
int cyu;
cy_addr iobase;
u_char status;
COM_LOCK(); /* XXX could this be placed down lower in the loop? */
baseu = unit * CY_MAX_PORTS;
cy_iobase = com_addr(baseu)->cy_iobase;
cy_align = com_addr(baseu)->cy_align;
cy_iobase = com_addr(baseu)->cy_iobase;
/* check each CD1400 in turn */
for (cyu = 0; cyu < cy_nr_cd1400s[unit]; ++cyu) {
iobase = (cy_addr) (cy_iobase + (cy_chip_offset[cyu] << cy_align));
iobase = (cy_addr) (cy_iobase
+ (cy_chip_offset[cyu] << cy_align));
/* poll to see if it has any work */
status = cd_inb(iobase, CD1400_SVRR, cy_align);
if (status == 0)
@ -1117,7 +1127,8 @@ siointr(unit)
microtime(&com->timestamp);
do {
recv_data = cd_inb(iobase,
CD1400_RDSR, cy_align);
CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data
@ -1132,7 +1143,8 @@ siointr(unit)
com->delta_error_counts
[CE_INTERRUPT_BUF_OVERFLOW] += count;
do {
recv_data = cd_inb(iobase, CD1400_RDSR, cy_align);
recv_data = cd_inb(iobase, CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data == com->hotchar)
@ -1154,7 +1166,8 @@ siointr(unit)
#endif
com_events += count;
do {
recv_data = cd_inb(iobase, CD1400_RDSR, cy_align);
recv_data = cd_inb(iobase, CD1400_RDSR,
cy_align);
#ifdef SOFT_HOTCHAR
if (com->hotchar != 0
&& recv_data == com->hotchar)
@ -1236,13 +1249,16 @@ cont:
| CS_ODEVREADY)
&& !(com->intr_enable
& CD1400_SRER_TXRDY))
cd_outb(iobase, CD1400_SRER, cy_align,
cd_outb(iobase, CD1400_SRER,
cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
} else {
com->state &= ~CS_ODEVREADY;
if (com->intr_enable & CD1400_SRER_TXRDY)
cd_outb(iobase, CD1400_SRER, cy_align,
if (com->intr_enable
& CD1400_SRER_TXRDY)
cd_outb(iobase, CD1400_SRER,
cy_align,
com->intr_enable
&= ~CD1400_SRER_TXRDY);
}
@ -1297,7 +1313,8 @@ cont:
ocount = CD1400_TX_FIFO_SIZE;
com->bytes_out += ocount;
do
cd_outb(iobase, CD1400_TDR, cy_align, *ioptr++);
cd_outb(iobase, CD1400_TDR, cy_align,
*ioptr++);
while (--ocount != 0);
com->obufq.l_head = ioptr;
if (ioptr >= com->obufq.l_tail) {
@ -1320,7 +1337,9 @@ cont:
if (!(com->state & CS_ODONE)) {
com_events += LOTS_OF_EVENTS;
com->state |= CS_ODONE;
setsofttty(); /* handle at high level ASAP */
/* handle at high level ASAP */
setsofttty();
}
}
}
@ -1450,7 +1469,8 @@ sioioctl(dev, cmd, data, flag, p)
splx(s);
return (error);
}
cd_outb(iobase, CD1400_CAR, com->cy_align, MINOR_TO_UNIT(mynor) & CD1400_CAR_CHAN);
cd_outb(iobase, CD1400_CAR, com->cy_align,
MINOR_TO_UNIT(mynor) & CD1400_CAR_CHAN);
switch (cmd) {
#if 0
case TIOCSBRK:
@ -1860,7 +1880,8 @@ comparam(tp, t)
/* notify the CD1400 if COR1-3 have changed */
if (cor_change)
cd1400_channel_cmd(iobase, CD1400_CCR_CMDCORCHG | cor_change, com->cy_align);
cd1400_channel_cmd(iobase, CD1400_CCR_CMDCORCHG | cor_change,
com->cy_align);
/*
* set channel option register 4 -
@ -2108,7 +2129,8 @@ comstart(tp)
com->state |= CS_BUSY;
if (com->state >= (CS_BUSY | CS_TTGO
| CS_ODEVREADY))
cd_outb(iobase, CD1400_SRER, com->cy_align,
cd_outb(iobase, CD1400_SRER,
com->cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
}
@ -2136,7 +2158,8 @@ comstart(tp)
com->state |= CS_BUSY;
if (com->state >= (CS_BUSY | CS_TTGO
| CS_ODEVREADY))
cd_outb(iobase, CD1400_SRER, com->cy_align,
cd_outb(iobase, CD1400_SRER,
com->cy_align,
com->intr_enable
|= CD1400_SRER_TXRDY);
}
@ -2411,7 +2434,8 @@ disc_optim(tp, t, com)
if (opt != com->cor[2]) {
cd_outb(iobase, CD1400_COR3, com->cy_align, com->cor[2] = opt);
cd1400_channel_cmd(com->iobase,
CD1400_CCR_CMDCORCHG | CD1400_CCR_COR3, com->cy_align);
CD1400_CCR_CMDCORCHG | CD1400_CCR_COR3,
com->cy_align);
}
#endif
}
@ -2528,7 +2552,8 @@ cystatus(unit)
printf("service request register:\t0x%02x\n",
cd_inb(iobase, CD1400_SVRR, com->cy_align));
printf("modem status:\t\t\t0x%02x (0x%02x cached)\n",
cd_inb(iobase, CD1400_MSVR2, com->cy_align), com->prev_modem_status);
cd_inb(iobase, CD1400_MSVR2, com->cy_align),
com->prev_modem_status);
printf("rx/tx/mdm interrupt registers:\t0x%02x 0x%02x 0x%02x\n",
cd_inb(iobase, CD1400_RIR, com->cy_align),
cd_inb(iobase, CD1400_TIR, com->cy_align),
@ -2552,7 +2577,8 @@ cystatus(unit)
tp = com->tp;
if (tp != NULL) {
printf("tty state:\t\t\t0x%08x\n", tp->t_state);
printf("upper layer queue lengths:\t%d raw, %d canon, %d output\n",
printf(
"upper layer queue lengths:\t%d raw, %d canon, %d output\n",
tp->t_rawq.c_cc, tp->t_canq.c_cc, tp->t_outq.c_cc);
} else
printf("tty state:\t\t\tclosed\n");