X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=gdb%2Fser-go32.c;h=0b2fa93b9c98ee0fff52c9d5342b7899ac9ae5ec;hb=e008305278cb42a576107cd8aa9f0b182eea1af2;hp=c0ff0ad4c39f1842e388820c1d7c1bb032b03812;hpb=263fe37d8ccf3d3ecd4e9f02bc00206c842c40a6;p=binutils-gdb.git
diff --git a/gdb/ser-go32.c b/gdb/ser-go32.c
index c0ff0ad4c39..0b2fa93b9c9 100644
--- a/gdb/ser-go32.c
+++ b/gdb/ser-go32.c
@@ -1,16 +1,16 @@
/* Remote serial interface for local (hardwired) serial ports for GO32.
- Copyright 1992, 1993, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1992-2022 Free Software Foundation, Inc.
Contributed by Nigel Stephens, Algorithmics Ltd. (nigel@algor.co.uk).
- This version uses DPMI interrupts to handle buffered i/o
+ This version uses DPMI interrupts to handle buffered i/o
without the separate "asynctsr" program.
- This file is part of GDB.
+ This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
@@ -19,15 +19,11 @@
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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see . */
#include "defs.h"
#include "gdbcmd.h"
#include "serial.h"
-
-
/*
* NS16550 UART registers
*/
@@ -127,7 +123,7 @@
#define MSR_DDSR 0x02
#define MSR_DCTS 0x01
-#include
+#include
#include
#include
#include
@@ -139,9 +135,6 @@ typedef unsigned long u_long;
/* input buffer size */
#define CBSIZE 4096
-/* return raw 18Hz clock count */
-extern long rawclock (void);
-
#define RAWHZ 18
#ifdef DOS_STATS
@@ -152,15 +145,15 @@ extern long rawclock (void);
#define NCNT 20
static int intrcnt;
-static int cnts[NCNT];
+static size_t cnts[NCNT];
static char *cntnames[NCNT] =
{
- /* h/w interrupt counts. */
+ /* h/w interrupt counts. */
"mlsc", "nopend", "txrdy", "?3",
"rxrdy", "?5", "rls", "?7",
"?8", "?9", "?a", "?b",
"rxtout", "?d", "?e", "?f",
- /* s/w counts. */
+ /* s/w counts. */
"rxcnt", "txcnt", "stray", "swoflo"
};
@@ -169,15 +162,15 @@ static char *cntnames[NCNT] =
#define COUNT(x)
#endif
-/* Main interrupt controller port addresses. */
+/* Main interrupt controller port addresses. */
#define ICU_BASE 0x20
#define ICU_OCW2 (ICU_BASE + 0)
#define ICU_MASK (ICU_BASE + 1)
-/* Original interrupt controller mask register. */
+/* Original interrupt controller mask register. */
unsigned char icu_oldmask;
-/* Maximum of 8 interrupts (we don't handle the slave icu yet). */
+/* Maximum of 8 interrupts (we don't handle the slave icu yet). */
#define NINTR 8
static struct intrupt
@@ -214,31 +207,31 @@ static struct dos_ttystate
ports[4] =
{
{
- COM1ADDR, 4
+ COM1ADDR, 4, 0, NULL, 0, 0, "", 0, 0, 0, 0, 0, 0, 0, 0
}
,
{
- COM2ADDR, 3
+ COM2ADDR, 3, 0, NULL, 0, 0, "", 0, 0, 0, 0, 0, 0, 0, 0
}
,
{
- COM3ADDR, 4
+ COM3ADDR, 4, 0, NULL, 0, 0, "", 0, 0, 0, 0, 0, 0, 0, 0
}
,
{
- COM4ADDR, 3
+ COM4ADDR, 3, 0, NULL, 0, 0, "", 0, 0, 0, 0, 0, 0, 0, 0
}
};
-static int dos_open PARAMS ((serial_t scb, const char *name));
-static void dos_raw PARAMS ((serial_t scb));
-static int dos_readchar PARAMS ((serial_t scb, int timeout));
-static int dos_setbaudrate PARAMS ((serial_t scb, int rate));
-static int dos_write PARAMS ((serial_t scb, const char *str, int len));
-static void dos_close PARAMS ((serial_t scb));
-static serial_ttystate dos_get_tty_state PARAMS ((serial_t scb));
-static int dos_set_tty_state PARAMS ((serial_t scb, serial_ttystate state));
-static int dos_baudconv PARAMS ((int rate));
+static int dos_open (struct serial *scb, const char *name);
+static void dos_raw (struct serial *scb);
+static int dos_readchar (struct serial *scb, int timeout);
+static int dos_setbaudrate (struct serial *scb, int rate);
+static int dos_write (struct serial *scb, const void *buf, size_t count);
+static void dos_close (struct serial *scb);
+static serial_ttystate dos_get_tty_state (struct serial *scb);
+static int dos_set_tty_state (struct serial *scb, serial_ttystate state);
+static int dos_baudconv (int rate);
#define inb(p,a) inportb((p)->base + (a))
#define outb(p,a,v) outportb((p)->base + (a), (v))
@@ -247,8 +240,7 @@ static int dos_baudconv PARAMS ((int rate));
static int
-dos_getc (port)
- volatile struct dos_ttystate *port;
+dos_getc (volatile struct dos_ttystate *port)
{
int c;
@@ -265,9 +257,7 @@ dos_getc (port)
static int
-dos_putc (c, port)
- int c;
- struct dos_ttystate *port;
+dos_putc (int c, struct dos_ttystate *port)
{
if (port->count >= CBSIZE - 1)
return -1;
@@ -279,8 +269,7 @@ dos_putc (c, port)
static void
-dos_comisr (irq)
- int irq;
+dos_comisr (int irq)
{
struct dos_ttystate *port;
unsigned char iir, lsr, c;
@@ -348,40 +337,35 @@ dos_comisr (irq)
break;
case IIR_NOPEND:
- /* no more pending interrupts, all done */
+ /* No more pending interrupts, all done. */
return;
default:
- /* unexpected interrupt, ignore */
+ /* Unexpected interrupt, ignore. */
break;
}
COUNT (iir);
}
}
-#ifdef __STDC__
#define ISRNAME(x) dos_comisr##x
-#else
-#define ISRNAME(x) dos_comisr/**/x
-#endif
-#define ISR(x) static void ISRNAME(x)() {dos_comisr(x);}
+#define ISR(x) static void ISRNAME(x)(void) {dos_comisr(x);}
-ISR (0) ISR (1) ISR (2) ISR (3)
-ISR (4) ISR (5) ISR (6) ISR (7)
+ISR (0) ISR (1) ISR (2) ISR (3) /* OK */
+ISR (4) ISR (5) ISR (6) ISR (7) /* OK */
- typedef void (*isr_t) ();
+typedef void (*isr_t) (void);
- static isr_t isrs[NINTR] =
- {
+static isr_t isrs[NINTR] =
+ {
ISRNAME (0), ISRNAME (1), ISRNAME (2), ISRNAME (3),
ISRNAME (4), ISRNAME (5), ISRNAME (6), ISRNAME (7)
-};
+ };
- static struct intrupt *
- dos_hookirq (irq)
- unsigned int irq;
+static struct intrupt *
+dos_hookirq (unsigned int irq)
{
struct intrupt *intr;
unsigned int vec;
@@ -397,7 +381,7 @@ ISR (4) ISR (5) ISR (6) ISR (7)
vec = 0x08 + irq;
isr = isrs[irq];
- /* setup real mode handler */
+ /* Setup real mode handler. */
_go32_dpmi_get_real_mode_interrupt_vector (vec, &intr->old_rmhandler);
intr->new_rmhandler.pm_selector = _go32_my_cs ();
@@ -413,19 +397,20 @@ ISR (4) ISR (5) ISR (6) ISR (7)
return 0;
}
- /* setup protected mode handler */
+ /* Setup protected mode handler. */
_go32_dpmi_get_protected_mode_interrupt_vector (vec, &intr->old_pmhandler);
intr->new_pmhandler.pm_selector = _go32_my_cs ();
intr->new_pmhandler.pm_offset = (u_long) isr;
_go32_dpmi_allocate_iret_wrapper (&intr->new_pmhandler);
- if (_go32_dpmi_set_protected_mode_interrupt_vector (vec, &intr->new_pmhandler))
+ if (_go32_dpmi_set_protected_mode_interrupt_vector (vec,
+ &intr->new_pmhandler))
{
return 0;
}
- /* setup interrupt controller mask */
+ /* Setup interrupt controller mask. */
disable ();
outportb (ICU_MASK, inportb (ICU_MASK) & ~(1 << irq));
enable ();
@@ -436,8 +421,7 @@ ISR (4) ISR (5) ISR (6) ISR (7)
static void
-dos_unhookirq (intr)
- struct intrupt *intr;
+dos_unhookirq (struct intrupt *intr)
{
unsigned int irq, vec;
unsigned char mask;
@@ -445,17 +429,17 @@ dos_unhookirq (intr)
irq = intr - intrupts;
vec = 0x08 + irq;
- /* restore old interrupt mask bit */
+ /* Restore old interrupt mask bit. */
mask = 1 << irq;
disable ();
outportb (ICU_MASK, inportb (ICU_MASK) | (mask & icu_oldmask));
enable ();
- /* remove real mode handler */
+ /* Remove real mode handler. */
_go32_dpmi_set_real_mode_interrupt_vector (vec, &intr->old_rmhandler);
_go32_dpmi_free_real_mode_callback (&intr->new_rmhandler);
- /* remove protected mode handler */
+ /* Remove protected mode handler. */
_go32_dpmi_set_protected_mode_interrupt_vector (vec, &intr->old_pmhandler);
_go32_dpmi_free_iret_wrapper (&intr->new_pmhandler);
intr->inuse = 0;
@@ -464,9 +448,7 @@ dos_unhookirq (intr)
static int
-dos_open (scb, name)
- serial_t scb;
- const char *name;
+dos_open (struct serial *scb, const char *name)
{
struct dos_ttystate *port;
int fd, i;
@@ -496,12 +478,12 @@ dos_open (scb, name)
port = &ports[fd];
if (port->refcnt++ > 0)
{
- /* Device already opened another user. Just point at it. */
+ /* Device already opened another user. Just point at it. */
scb->fd = fd;
return 0;
}
- /* force access to ID reg */
+ /* Force access to ID reg. */
outb (port, com_cfcr, 0);
outb (port, com_iir, 0);
for (i = 0; i < 17; i++)
@@ -514,22 +496,23 @@ dos_open (scb, name)
return -1;
ok:
- /* disable all interrupts in chip */
+ /* Disable all interrupts in chip. */
outb (port, com_ier, 0);
- /* tentatively enable 16550 fifo, and see if it responds */
- outb (port, com_fifo, FIFO_ENABLE | FIFO_RCV_RST | FIFO_XMT_RST | FIFO_TRIGGER);
+ /* Tentatively enable 16550 fifo, and see if it responds. */
+ outb (port, com_fifo,
+ FIFO_ENABLE | FIFO_RCV_RST | FIFO_XMT_RST | FIFO_TRIGGER);
sleep (1);
port->fifo = ((inb (port, com_iir) & IIR_FIFO_MASK) == IIR_FIFO_MASK);
- /* clear pending status reports. */
+ /* clear pending status reports. */
(void) inb (port, com_lsr);
(void) inb (port, com_msr);
- /* enable external interrupt gate (to avoid floating IRQ) */
+ /* Enable external interrupt gate (to avoid floating IRQ). */
outb (port, com_mcr, MCR_IENABLE);
- /* hook up interrupt handler and initialise icu */
+ /* Hook up interrupt handler and initialise icu. */
port->intrupt = dos_hookirq (port->irq);
if (!port->intrupt)
{
@@ -545,22 +528,22 @@ ok:
port->intrupt->port = port;
scb->fd = fd;
- /* clear rx buffer, tx busy flag and overflow count */
+ /* Clear rx buffer, tx busy flag and overflow count. */
port->first = port->count = 0;
port->txbusy = 0;
port->oflo = 0;
- /* set default baud rate and mode: 9600,8,n,1 */
+ /* Set default baud rate and mode: 9600,8,n,1 */
i = dos_baudconv (port->baudrate = 9600);
outb (port, com_cfcr, CFCR_DLAB);
outb (port, com_dlbl, i & 0xff);
outb (port, com_dlbh, i >> 8);
outb (port, com_cfcr, CFCR_8BITS);
- /* enable all interrupts */
+ /* Enable all interrupts. */
outb (port, com_ier, IER_ETXRDY | IER_ERXRDY | IER_ERLS | IER_EMSC);
- /* enable DTR & RTS */
+ /* Enable DTR & RTS. */
outb (port, com_mcr, MCR_DTR | MCR_RTS | MCR_IENABLE);
enable ();
@@ -570,8 +553,7 @@ ok:
static void
-dos_close (scb)
- serial_t scb;
+dos_close (struct serial *scb)
{
struct dos_ttystate *port;
struct intrupt *intrupt;
@@ -587,7 +569,7 @@ dos_close (scb)
if (!(intrupt = port->intrupt))
return;
- /* disable interrupts, fifo, flow control */
+ /* Disable interrupts, fifo, flow control. */
disable ();
port->intrupt = 0;
intrupt->port = 0;
@@ -595,11 +577,11 @@ dos_close (scb)
outb (port, com_ier, 0);
enable ();
- /* unhook handler, and disable interrupt gate */
+ /* Unhook handler, and disable interrupt gate. */
dos_unhookirq (intrupt);
outb (port, com_mcr, 0);
- /* Check for overflow errors */
+ /* Check for overflow errors. */
if (port->oflo)
{
fprintf_unfiltered (gdb_stderr,
@@ -611,23 +593,38 @@ dos_close (scb)
}
+/* Implementation of the serial_ops flush_output method. */
+
+static int
+dos_flush_output (struct serial *scb)
+{
+ return 0;
+}
+
+/* Implementation of the serial_ops setparity method. */
+
+static int
+dos_setparity (struct serial *scb, int parity)
+{
+ return 0;
+}
+
+/* Implementation of the serial_ops drain_output method. */
static int
-dos_noop (serial_t scb ATTRIBUTE_UNUSED)
+dos_drain_output (struct serial *scb)
{
return 0;
}
static void
-dos_raw (serial_t scb ATTRIBUTE_UNUSED)
+dos_raw (struct serial *scb)
{
- /* Always in raw mode */
+ /* Always in raw mode. */
}
static int
-dos_readchar (scb, timeout)
- serial_t scb;
- int timeout;
+dos_readchar (struct serial *scb, int timeout)
{
struct dos_ttystate *port = &ports[scb->fd];
long then;
@@ -636,9 +633,10 @@ dos_readchar (scb, timeout)
then = rawclock () + (timeout * RAWHZ);
while ((c = dos_getc (port)) < 0)
{
+ QUIT;
+
if (timeout >= 0 && (rawclock () - then) >= 0)
return SERIAL_TIMEOUT;
- notice_quit ();
}
return c;
@@ -646,8 +644,7 @@ dos_readchar (scb, timeout)
static serial_ttystate
-dos_get_tty_state (scb)
- serial_t scb;
+dos_get_tty_state (struct serial *scb)
{
struct dos_ttystate *port = &ports[scb->fd];
struct dos_ttystate *state;
@@ -658,46 +655,44 @@ dos_get_tty_state (scb)
/* We've never heard about this port. We should fail this call,
unless they are asking about one of the 3 standard handles,
in which case we pretend the handle was open by us if it is
- connected to a terminal device. This is beacuse Unix
+ connected to a terminal device. This is because Unix
terminals use the serial interface, so GDB expects the
standard handles to go through here. */
if (scb->fd >= 3 || !isatty (scb->fd))
return NULL;
}
- state = (struct dos_ttystate *) xmalloc (sizeof *state);
+ state = XNEW (struct dos_ttystate);
*state = *port;
return (serial_ttystate) state;
}
-static int
-dos_set_tty_state (scb, ttystate)
- serial_t scb;
- serial_ttystate ttystate;
+static serial_ttystate
+dos_copy_tty_state (struct serial *scb, serial_ttystate ttystate)
{
struct dos_ttystate *state;
- state = (struct dos_ttystate *) ttystate;
- dos_setbaudrate (scb, state->baudrate);
- return 0;
+ state = XNEW (struct dos_ttystate);
+ *state = *(struct dos_ttystate *) ttystate;
+
+ return (serial_ttystate) state;
}
static int
-dos_noflush_set_tty_state (serial_t scb, serial_ttystate new_ttystate,
- serial_ttystate old_ttystate ATTRIBUTE_UNUSED)
+dos_set_tty_state (struct serial *scb, serial_ttystate ttystate)
{
struct dos_ttystate *state;
- state = (struct dos_ttystate *) new_ttystate;
+ state = (struct dos_ttystate *) ttystate;
dos_setbaudrate (scb, state->baudrate);
return 0;
}
static int
-dos_flush_input (scb)
- serial_t scb;
+dos_flush_input (struct serial *scb)
{
struct dos_ttystate *port = &ports[scb->fd];
+
disable ();
port->first = port->count = 0;
if (port->fifo)
@@ -707,24 +702,22 @@ dos_flush_input (scb)
}
static void
-dos_print_tty_state (serial_t scb ATTRIBUTE_UNUSED,
- serial_ttystate ttystate ATTRIBUTE_UNUSED,
- struct ui_file *stream ATTRIBUTE_UNUSED)
+dos_print_tty_state (struct serial *scb, serial_ttystate ttystate,
+ struct ui_file *stream)
{
- /* Nothing to print */
+ /* Nothing to print. */
return;
}
static int
-dos_baudconv (rate)
- int rate;
+dos_baudconv (int rate)
{
long x, err;
if (rate <= 0)
return -1;
-#define divrnd(n, q) (((n) * 2 / (q) + 1) / 2) /* divide and round off */
+#define divrnd(n, q) (((n) * 2 / (q) + 1) / 2) /* Divide and round off. */
x = divrnd (COMTICK, rate);
if (x <= 0)
return -1;
@@ -740,9 +733,7 @@ dos_baudconv (rate)
static int
-dos_setbaudrate (scb, rate)
- serial_t scb;
- int rate;
+dos_setbaudrate (struct serial *scb, int rate)
{
struct dos_ttystate *port = &ports[scb->fd];
@@ -774,9 +765,7 @@ dos_setbaudrate (scb, rate)
}
static int
-dos_setstopbits (scb, num)
- serial_t scb;
- int num;
+dos_setstopbits (struct serial *scb, int num)
{
struct dos_ttystate *port = &ports[scb->fd];
unsigned char cfcr;
@@ -803,28 +792,35 @@ dos_setstopbits (scb, num)
}
static int
-dos_write (scb, str, len)
- serial_t scb;
- const char *str;
- int len;
+dos_write (struct serial *scb, const void *buf, size_t count)
{
volatile struct dos_ttystate *port = &ports[scb->fd];
- int fifosize = port->fifo ? 16 : 1;
+ size_t fifosize = port->fifo ? 16 : 1;
long then;
- int cnt;
+ size_t cnt;
+ const char *str = (const char *) buf;
- while (len > 0)
+ while (count > 0)
{
- /* send the data, fifosize bytes at a time */
- cnt = fifosize > len ? len : fifosize;
+ QUIT;
+
+ /* Send the data, fifosize bytes at a time. */
+ cnt = fifosize > count ? count : fifosize;
port->txbusy = 1;
+ /* Francisco Pastor says OUTSB messes
+ up the communications with UARTs with FIFOs. */
+#ifdef UART_FIFO_WORKS
outportsb (port->base + com_data, str, cnt);
str += cnt;
- len -= cnt;
+ count -= cnt;
+#else
+ for ( ; cnt > 0; cnt--, count--)
+ outportb (port->base + com_data, *str++);
+#endif
#ifdef DOS_STATS
cnts[CNT_TX] += cnt;
#endif
- /* wait for transmission to complete (max 1 sec) */
+ /* Wait for transmission to complete (max 1 sec). */
then = rawclock () + RAWHZ;
while (port->txbusy)
{
@@ -840,8 +836,7 @@ dos_write (scb, str, len)
static int
-dos_sendbreak (scb)
- serial_t scb;
+dos_sendbreak (struct serial *scb)
{
volatile struct dos_ttystate *port = &ports[scb->fd];
unsigned char cfcr;
@@ -860,30 +855,39 @@ dos_sendbreak (scb)
}
-static struct serial_ops dos_ops =
+static const struct serial_ops dos_ops =
{
"hardwire",
- 0,
dos_open,
dos_close,
+ NULL, /* fdopen, not implemented */
dos_readchar,
dos_write,
- dos_noop, /* flush output */
+ dos_flush_output,
dos_flush_input,
dos_sendbreak,
dos_raw,
dos_get_tty_state,
+ dos_copy_tty_state,
dos_set_tty_state,
dos_print_tty_state,
- dos_noflush_set_tty_state,
dos_setbaudrate,
dos_setstopbits,
- dos_noop, /* wait for output to drain */
+ dos_setparity,
+ dos_drain_output,
+ (void (*)(struct serial *, int))NULL /* Change into async mode. */
};
+int
+gdb_pipe (int pdes[2])
+{
+ /* No support for pipes. */
+ errno = ENOSYS;
+ return -1;
+}
static void
-dos_info (char *arg ATTRIBUTE_UNUSED, int from_tty ATTRIBUTE_UNUSED)
+info_serial_command (const char *arg, int from_tty)
{
struct dos_ttystate *port;
#ifdef DOS_STATS
@@ -907,80 +911,80 @@ dos_info (char *arg ATTRIBUTE_UNUSED, int from_tty ATTRIBUTE_UNUSED)
printf_filtered ("\nTotal interrupts: %d\n", intrcnt);
for (i = 0; i < NCNT; i++)
if (cnts[i])
- printf_filtered ("%s:\t%d\n", cntnames[i], cnts[i]);
+ printf_filtered ("%s:\t%lu\n", cntnames[i], (unsigned long) cnts[i]);
#endif
}
-
+void _initialize_ser_dos ();
void
_initialize_ser_dos ()
{
serial_add_interface (&dos_ops);
- /* Save original interrupt mask register. */
+ /* Save original interrupt mask register. */
icu_oldmask = inportb (ICU_MASK);
- /* Mark fixed motherboard irqs as inuse. */
+ /* Mark fixed motherboard irqs as inuse. */
intrupts[0].inuse = /* timer tick */
intrupts[1].inuse = /* keyboard */
intrupts[2].inuse = 1; /* slave icu */
- add_show_from_set (
- add_set_cmd ("com1base", class_obscure, var_zinteger,
- (char *) &ports[0].base,
- "Set COM1 base i/o port address.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com1irq", class_obscure, var_zinteger,
- (char *) &ports[0].irq,
- "Set COM1 interrupt request.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com2base", class_obscure, var_zinteger,
- (char *) &ports[1].base,
- "Set COM2 base i/o port address.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com2irq", class_obscure, var_zinteger,
- (char *) &ports[1].irq,
- "Set COM2 interrupt request.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com3base", class_obscure, var_zinteger,
- (char *) &ports[2].base,
- "Set COM3 base i/o port address.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com3irq", class_obscure, var_zinteger,
- (char *) &ports[2].irq,
- "Set COM3 interrupt request.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com4base", class_obscure, var_zinteger,
- (char *) &ports[3].base,
- "Set COM4 base i/o port address.",
- &setlist),
- &showlist);
-
- add_show_from_set (
- add_set_cmd ("com4irq", class_obscure, var_zinteger,
- (char *) &ports[3].irq,
- "Set COM4 interrupt request.",
- &setlist),
- &showlist);
-
- add_info ("serial", dos_info,
- "Print DOS serial port status.");
+ add_setshow_zinteger_cmd ("com1base", class_obscure, &ports[0].base, _("\
+Set COM1 base i/o port address."), _("\
+Show COM1 base i/o port address."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com1irq", class_obscure, &ports[0].irq, _("\
+Set COM1 interrupt request."), _("\
+Show COM1 interrupt request."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com2base", class_obscure, &ports[1].base, _("\
+Set COM2 base i/o port address."), _("\
+Show COM2 base i/o port address."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com2irq", class_obscure, &ports[1].irq, _("\
+Set COM2 interrupt request."), _("\
+Show COM2 interrupt request."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com3base", class_obscure, &ports[2].base, _("\
+Set COM3 base i/o port address."), _("\
+Show COM3 base i/o port address."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com3irq", class_obscure, &ports[2].irq, _("\
+Set COM3 interrupt request."), _("\
+Show COM3 interrupt request."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com4base", class_obscure, &ports[3].base, _("\
+Set COM4 base i/o port address."), _("\
+Show COM4 base i/o port address."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("com4irq", class_obscure, &ports[3].irq, _("\
+Set COM4 interrupt request."), _("\
+Show COM4 interrupt request."), NULL,
+ NULL,
+ NULL, /* FIXME: i18n: */
+ &setlist, &showlist);
+
+ add_info ("serial", info_serial_command,
+ _("Print DOS serial port status."));
}