OpenE2K
/
binutils-gdb
12
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

* serial.h ser-go32.c ser-go32-para.c ser-mac.c ser-tcp.c 

ser-unix.c:  Add SERIAL_SETSTOPBITS to set the number of stopbits
	(needed for IDP board?!?!?).
This commit is contained in:
Stu Grossman 1995-03-07 09:03:37 +00:00
parent 7baea94608
commit 85c8b135fe
7 changed files with 121 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
gdb/ChangeLog
View File

@ -1,5 +1,9 @@
Tue Mar 7 00:23:47 1995 Stu Grossman (grossman@cygnus.com)
* serial.h ser-go32.c ser-go32-para.c ser-mac.c ser-tcp.c
ser-unix.c: Add SERIAL_SETSTOPBITS to set the number of stopbits
(needed for IDP board?!?!?).
* defs.h utils.c remote-hms.c remote-pa.c remote.c: Fix defs and
usage of fputc_unfiltered and putchar_unfiltered. Eliminate
putc_unfiltered (it's superfluous).

9
gdb/ser-go32-para.c
View File

@ -230,6 +230,14 @@ go32_setbaudrate (scb, rate)
return 0;
}
static int
go32_setstopbits (scb, num)
serial_t scb;
int num;
{
return 0;
}
static void
go32_close (scb)
serial_t scb;
@ -253,6 +261,7 @@ static struct serial_ops go32_ops =
go32_print_tty_state,
go32_noflush_set_tty_state,
go32_setbaudrate,
go32_setstopbits,
};
void

34
gdb/ser-go32.c
View File

@ -719,6 +719,7 @@ dos_setbaudrate (scb, rate)
if (port->baudrate != rate)
{
int x;
unsigned char cfcr;
x = dos_baudconv (rate);
if (x <= 0)
@ -729,10 +730,12 @@ dos_setbaudrate (scb, rate)
}
disable ();
cfcr = inb (port, com_cfcr);
outb(port, com_cfcr, CFCR_DLAB);
outb(port, com_dlbl, x & 0xff);
outb(port, com_dlbh, x >> 8);
outb(port, com_cfcr, CFCR_8BITS);
outb(port, com_cfcr, cfcr);
port->baudrate = rate;
enable ();
}
@ -740,6 +743,34 @@ dos_setbaudrate (scb, rate)
return 0;
}
static int
dos_setstopbits (scb, num)
serial_t scb;
int num;
{
struct dos_ttystate *port = &ports[scb->fd];
unsigned char cfcr;
disable ();
cfcr = inb (port, com_cfcr);
switch (num)
{
case SERIAL_1_STOPBITS:
outb (port, com_cfcr, cfcr & ~CFCR_STOPB);
break;
case SERIAL_1_AND_A_HALF_STOPBITS:
case SERIAL_2_STOPBITS:
outb (port, com_cfcr, cfcr | CFCR_STOPB);
break;
default:
enable ();
return 1;
}
enable ();
return 0;
}
static int
dos_write (scb, str, len)
@ -816,6 +847,7 @@ static struct serial_ops dos_ops =
dos_print_tty_state,
dos_noflush_set_tty_state,
dos_setbaudrate,
dos_setstopbits,
};

9
gdb/ser-mac.c
View File

@ -246,6 +246,14 @@ mac_set_baud_rate (scb, rate)
return 0;
}
static int
mac_set_stop_bits (scb, num)
serial_t scb;
int num;
{
return 0;
}
int first_mac_write = 0;
static int
@ -322,6 +330,7 @@ static struct serial_ops mac_ops =
mac_print_tty_state,
mac_noflush_set_tty_state,
mac_set_baud_rate,
mac_set_stop_bits,
};
void

10
gdb/ser-tcp.c
View File

@ -38,6 +38,7 @@ static void tcp_raw PARAMS ((serial_t scb));
static int wait_for PARAMS ((serial_t scb, int timeout));
static int tcp_readchar PARAMS ((serial_t scb, int timeout));
static int tcp_setbaudrate PARAMS ((serial_t scb, int rate));
static int tcp_setstopbits PARAMS ((serial_t scb, int num));
static int tcp_write PARAMS ((serial_t scb, const char *str, int len));
/* FIXME: static void tcp_restore PARAMS ((serial_t scb)); */
static void tcp_close PARAMS ((serial_t scb));
@ -264,6 +265,14 @@ tcp_setbaudrate(scb, rate)
return 0; /* Never fails! */
}
static int
tcp_setstopbits(scb, num)
serial_t scb;
int num;
{
return 0; /* Never fails! */
}
static int
tcp_write(scb, str, len)
serial_t scb;
@ -312,6 +321,7 @@ static struct serial_ops tcp_ops =
tcp_print_tty_state,
tcp_noflush_set_tty_state,
tcp_setbaudrate,
tcp_setstopbits,
};
void

46
gdb/ser-unix.c
View File

@ -627,6 +627,51 @@ hardwire_setbaudrate(scb, rate)
return set_tty_state (scb, &state);
}
static int
hardwire_setstopbits(scb, num)
serial_t scb;
int num;
{
struct hardwire_ttystate state;
int newbit;
if (get_tty_state(scb, &state))
return -1;
switch (num)
{
case SERIAL_1_STOPBITS:
newbit = 0;
break;
case SERIAL_1_AND_A_HALF_STOPBITS:
case SERIAL_2_STOPBITS:
newbit = 1;
break;
default:
return 1;
}
#ifdef HAVE_TERMIOS
if (!newbit)
state.termios.c_cflag &= ~CSTOPB;
else
state.termios.c_cflag |= CSTOPB; /* two bits */
#endif
#ifdef HAVE_TERMIO
if (!newbit)
state.termio.c_cflag &= ~CSTOPB;
else
state.termio.c_cflag |= CSTOPB; /* two bits */
#endif
#ifdef HAVE_SGTTY
return 0; /* sgtty doesn't support this */
#endif
return set_tty_state (scb, &state);
}
static int
hardwire_write(scb, str, len)
serial_t scb;
@ -675,6 +720,7 @@ static struct serial_ops hardwire_ops =
hardwire_print_tty_state,
hardwire_noflush_set_tty_state,
hardwire_setbaudrate,
hardwire_setstopbits,
};
void

10
gdb/serial.h
View File

@ -57,6 +57,7 @@ struct serial_ops {
int (*noflush_set_tty_state)
PARAMS ((serial_t, serial_ttystate, serial_ttystate));
int (*setbaudrate) PARAMS ((serial_t, int rate));
int (*setstopbits) PARAMS ((serial_t, int num));
};
/* Add a new serial interface to the interface list */
@ -139,6 +140,15 @@ serial_t serial_fdopen PARAMS ((const int fd));
#define SERIAL_SETBAUDRATE(SERIAL_T, RATE) ((SERIAL_T)->ops->setbaudrate((SERIAL_T), RATE))
/* Set the number of stop bits to the value specified. Returns 0 for success,
-1 for failure. */
#define SERIAL_1_STOPBITS 1
#define SERIAL_1_AND_A_HALF_STOPBITS 2 /* 1.5 bits, snicker... */
#define SERIAL_2_STOPBITS 3
#define SERIAL_SETSTOPBITS(SERIAL_T, NUM) ((SERIAL_T)->ops->setstopbits((SERIAL_T), NUM))
/* Write LEN chars from STRING to the port SERIAL_T. Returns 0 for
success, non-zero for failure. */