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-rw-r--r--gdb/ser-go32.c554
1 files changed, 286 insertions, 268 deletions
diff --git a/gdb/ser-go32.c b/gdb/ser-go32.c
index 1768488..89db6f8 100644
--- a/gdb/ser-go32.c
+++ b/gdb/ser-go32.c
@@ -20,7 +20,8 @@
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. */
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "gdbcmd.h"
@@ -153,21 +154,22 @@ extern long rawclock (void);
#define CNT_ORUN 19
#define NCNT 20
-static int intrcnt;
-static int cnts[NCNT];
-static char *cntnames[NCNT] = {
+static int intrcnt;
+static int cnts[NCNT];
+static char *cntnames[NCNT] =
+{
/* h/w interrupt counts. */
- "mlsc", "nopend", "txrdy", "?3",
- "rxrdy", "?5", "rls", "?7",
- "?8", "?9", "?a", "?b",
- "rxtout", "?d", "?e", "?f",
+ "mlsc", "nopend", "txrdy", "?3",
+ "rxrdy", "?5", "rls", "?7",
+ "?8", "?9", "?a", "?b",
+ "rxtout", "?d", "?e", "?f",
/* s/w counts. */
- "rxcnt", "txcnt", "stray", "swoflo"
+ "rxcnt", "txcnt", "stray", "swoflo"
};
#define COUNT(x) cnts[x]++
#else
-#define COUNT(x)
+#define COUNT(x)
#endif
/* Main interrupt controller port addresses. */
@@ -176,45 +178,59 @@ static char *cntnames[NCNT] = {
#define ICU_MASK (ICU_BASE + 1)
/* Original interrupt controller mask register. */
-unsigned char icu_oldmask;
+unsigned char icu_oldmask;
/* Maximum of 8 interrupts (we don't handle the slave icu yet). */
#define NINTR 8
static struct intrupt
-{
- char inuse;
- struct dos_ttystate *port;
- _go32_dpmi_seginfo old_rmhandler;
- _go32_dpmi_seginfo old_pmhandler;
- _go32_dpmi_seginfo new_rmhandler;
- _go32_dpmi_seginfo new_pmhandler;
- _go32_dpmi_registers regs;
-} intrupts[NINTR];
+ {
+ char inuse;
+ struct dos_ttystate *port;
+ _go32_dpmi_seginfo old_rmhandler;
+ _go32_dpmi_seginfo old_pmhandler;
+ _go32_dpmi_seginfo new_rmhandler;
+ _go32_dpmi_seginfo new_pmhandler;
+ _go32_dpmi_registers regs;
+ }
+intrupts[NINTR];
static struct dos_ttystate
+ {
+ int base;
+ int irq;
+ int refcnt;
+ struct intrupt *intrupt;
+ int fifo;
+ int baudrate;
+ unsigned char cbuf[CBSIZE];
+ unsigned int first;
+ unsigned int count;
+ int txbusy;
+ unsigned char old_mcr;
+ int ferr;
+ int perr;
+ int oflo;
+ int msr;
+ }
+ports[4] =
{
- int base;
- int irq;
- int refcnt;
- struct intrupt *intrupt;
- int fifo;
- int baudrate;
- unsigned char cbuf[CBSIZE];
- unsigned int first;
- unsigned int count;
- int txbusy;
- unsigned char old_mcr;
- int ferr;
- int perr;
- int oflo;
- int msr;
-} ports[4] = {
- {COM1ADDR, 4},
- {COM2ADDR, 3},
- {COM3ADDR, 4},
- {COM4ADDR, 3}
+ {
+ COM1ADDR, 4
+ }
+ ,
+ {
+ COM2ADDR, 3
+ }
+ ,
+ {
+ COM3ADDR, 4
+ }
+ ,
+ {
+ COM4ADDR, 3
+ }
};
static int dos_open PARAMS ((serial_t scb, const char *name));
@@ -237,34 +253,34 @@ static int
dos_getc (port)
volatile struct dos_ttystate *port;
{
- int c;
+ int c;
- if (port->count == 0)
- return -1;
+ if (port->count == 0)
+ return -1;
- c = port->cbuf[port->first];
- disable ();
- port->first = (port->first + 1) & (CBSIZE - 1);
- port->count--;
- enable ();
- return c;
+ c = port->cbuf[port->first];
+ disable ();
+ port->first = (port->first + 1) & (CBSIZE - 1);
+ port->count--;
+ enable ();
+ return c;
}
-
-static int
+
+static int
dos_putc (c, port)
int c;
struct dos_ttystate *port;
{
- if (port->count >= CBSIZE - 1)
- return -1;
- port->cbuf[(port->first + port->count) & (CBSIZE - 1)] = c;
- port->count++;
- return 0;
+ if (port->count >= CBSIZE - 1)
+ return -1;
+ port->cbuf[(port->first + port->count) & (CBSIZE - 1)] = c;
+ port->count++;
+ return 0;
}
-
+
static void
dos_comisr (irq)
int irq;
@@ -279,28 +295,28 @@ dos_comisr (irq)
#endif
port = intrupts[irq].port;
- if (!port)
+ if (!port)
{
COUNT (CNT_STRAY);
- return; /* not open */
+ return; /* not open */
}
while (1)
{
iir = inb (port, com_iir) & IIR_IMASK;
- switch (iir)
+ switch (iir)
{
-
+
case IIR_RLS:
lsr = inb (port, com_lsr);
goto rx;
-
+
case IIR_RXTOUT:
case IIR_RXRDY:
lsr = 0;
-
- rx:
- do
+
+ rx:
+ do
{
c = inb (port, com_data);
if (lsr & (LSR_BI | LSR_FE | LSR_PE | LSR_OE))
@@ -324,12 +340,12 @@ dos_comisr (irq)
}
while ((lsr = inb (port, com_lsr)) & LSR_RXRDY);
break;
-
+
case IIR_MLSC:
/* could be used to flowcontrol Tx */
port->msr = inb (port, com_msr);
break;
-
+
case IIR_TXRDY:
port->txbusy = 0;
break;
@@ -343,7 +359,7 @@ dos_comisr (irq)
break;
}
COUNT (iir);
- }
+ }
}
#ifdef __STDC__
@@ -353,20 +369,21 @@ dos_comisr (irq)
#endif
#define ISR(x) static void ISRNAME(x)() {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)
+ISR (4) ISR (5) ISR (6) ISR (7)
-typedef void (*isr_t)();
+ typedef void (*isr_t) ();
-static isr_t isrs[NINTR] = {
- ISRNAME(0), ISRNAME(1), ISRNAME(2), ISRNAME(3),
- ISRNAME(4), ISRNAME(5), ISRNAME(6), ISRNAME(7)
+ 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)
+
+ static struct intrupt *
+ dos_hookirq (irq)
unsigned int irq;
{
struct intrupt *intr;
@@ -379,15 +396,15 @@ dos_hookirq (irq)
intr = &intrupts[irq];
if (intr->inuse)
return 0;
-
+
vec = 0x08 + irq;
isr = isrs[irq];
/* setup real mode handler */
_go32_dpmi_get_real_mode_interrupt_vector (vec, &intr->old_rmhandler);
- intr->new_rmhandler.pm_selector = _go32_my_cs();
- intr->new_rmhandler.pm_offset = (u_long)isr;
+ intr->new_rmhandler.pm_selector = _go32_my_cs ();
+ intr->new_rmhandler.pm_offset = (u_long) isr;
if (_go32_dpmi_allocate_real_mode_callback_iret (&intr->new_rmhandler,
&intr->regs))
{
@@ -398,15 +415,15 @@ dos_hookirq (irq)
{
return 0;
}
-
+
/* setup protected mode handler */
- _go32_dpmi_get_protected_mode_interrupt_vector(vec, &intr->old_pmhandler);
+ _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;
+ 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;
}
@@ -440,15 +457,15 @@ dos_unhookirq (intr)
/* 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 */
_go32_dpmi_set_protected_mode_interrupt_vector (vec, &intr->old_pmhandler);
_go32_dpmi_free_iret_wrapper (&intr->new_pmhandler);
intr->inuse = 0;
}
-
+
static int
dos_open (scb, name)
serial_t scb;
@@ -484,38 +501,39 @@ dos_open (scb, name)
}
/* force access to ID reg */
- outb(port, com_cfcr, 0);
- outb(port, com_iir, 0);
- for (i = 0; i < 17; i++) {
- if ((inb(port, com_iir) & 0x38) == 0)
- goto ok;
- (void) inb(port, com_data); /* clear recv */
- }
+ outb (port, com_cfcr, 0);
+ outb (port, com_iir, 0);
+ for (i = 0; i < 17; i++)
+ {
+ if ((inb (port, com_iir) & 0x38) == 0)
+ goto ok;
+ (void) inb (port, com_data); /* clear recv */
+ }
errno = ENODEV;
return -1;
ok:
/* disable all interrupts in chip */
- outb(port, com_ier, 0);
+ 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);
- sleep(1);
- port->fifo = ((inb(port, com_iir) & IIR_FIFO_MASK) == IIR_FIFO_MASK);
+ 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. */
- (void) inb(port, com_lsr);
- (void) inb(port, com_msr);
+ (void) inb (port, com_lsr);
+ (void) inb (port, com_msr);
/* enable external interrupt gate (to avoid floating IRQ) */
- outb(port, com_mcr, MCR_IENABLE);
+ outb (port, com_mcr, MCR_IENABLE);
/* hook up interrupt handler and initialise icu */
port->intrupt = dos_hookirq (port->irq);
if (!port->intrupt)
{
- outb(port, com_mcr, 0);
- outb(port, com_fifo, 0);
+ outb (port, com_mcr, 0);
+ outb (port, com_fifo, 0);
errno = ENODEV;
return -1;
}
@@ -523,7 +541,7 @@ ok:
disable ();
/* record port */
- port->intrupt->port = port;
+ port->intrupt->port = port;
scb->fd = fd;
/* clear rx buffer, tx busy flag and overflow count */
@@ -533,16 +551,16 @@ ok:
/* 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);
+ 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 */
- outb(port, com_ier, IER_ETXRDY | IER_ERXRDY | IER_ERLS | IER_EMSC);
+ outb (port, com_ier, IER_ETXRDY | IER_ERXRDY | IER_ERLS | IER_EMSC);
/* enable DTR & RTS */
- outb(port, com_mcr, MCR_DTR | MCR_RTS | MCR_IENABLE);
+ outb (port, com_mcr, MCR_DTR | MCR_RTS | MCR_IENABLE);
enable ();
@@ -554,45 +572,45 @@ static void
dos_close (scb)
serial_t scb;
{
- struct dos_ttystate *port;
- struct intrupt *intrupt;
+ struct dos_ttystate *port;
+ struct intrupt *intrupt;
- if (!scb)
- return;
-
- port = &ports[scb->fd];
-
- if (port->refcnt-- > 1)
- return;
-
- if (!(intrupt = port->intrupt))
- return;
-
- /* disable interrupts, fifo, flow control */
- disable ();
- port->intrupt = 0;
- intrupt->port = 0;
- outb(port, com_fifo, 0);
- outb(port, com_ier, 0);
- enable ();
-
- /* unhook handler, and disable interrupt gate */
- dos_unhookirq (intrupt);
- outb(port, com_mcr, 0);
-
- /* Check for overflow errors */
- if (port->oflo)
- {
- fprintf_unfiltered (gdb_stderr,
- "Serial input overruns occurred.\n");
- fprintf_unfiltered (gdb_stderr, "This system %s handle %d baud.\n",
- port->fifo ? "cannot" : "needs a 16550 to",
- port->baudrate);
- }
-}
+ if (!scb)
+ return;
+
+ port = &ports[scb->fd];
+
+ if (port->refcnt-- > 1)
+ return;
+ if (!(intrupt = port->intrupt))
+ return;
+
+ /* disable interrupts, fifo, flow control */
+ disable ();
+ port->intrupt = 0;
+ intrupt->port = 0;
+ outb (port, com_fifo, 0);
+ outb (port, com_ier, 0);
+ enable ();
+
+ /* unhook handler, and disable interrupt gate */
+ dos_unhookirq (intrupt);
+ outb (port, com_mcr, 0);
+
+ /* Check for overflow errors */
+ if (port->oflo)
+ {
+ fprintf_unfiltered (gdb_stderr,
+ "Serial input overruns occurred.\n");
+ fprintf_unfiltered (gdb_stderr, "This system %s handle %d baud.\n",
+ port->fifo ? "cannot" : "needs a 16550 to",
+ port->baudrate);
+ }
+}
+
static int
dos_noop (scb)
serial_t scb;
@@ -616,7 +634,7 @@ dos_readchar (scb, timeout)
long then;
int c;
- then = rawclock() + (timeout * RAWHZ);
+ then = rawclock () + (timeout * RAWHZ);
while ((c = dos_getc (port)) < 0)
{
if (timeout >= 0 && (rawclock () - then) >= 0)
@@ -670,11 +688,11 @@ dos_flush_input (scb)
serial_t scb;
{
struct dos_ttystate *port = &ports[scb->fd];
- disable();
+ disable ();
port->first = port->count = 0;
if (port->fifo)
- outb(port, com_fifo, FIFO_ENABLE|FIFO_RCV_RST|FIFO_TRIGGER);
- enable();
+ outb (port, com_fifo, FIFO_ENABLE | FIFO_RCV_RST | FIFO_TRIGGER);
+ enable ();
}
static void
@@ -691,16 +709,16 @@ dos_baudconv (rate)
int rate;
{
long x, err;
-
- if (rate <= 0)
+
+ if (rate <= 0)
return -1;
-#define divrnd(n, q) (((n) * 2 / (q) + 1) / 2) /* divide and round off */
- x = divrnd(COMTICK, rate);
+#define divrnd(n, q) (((n) * 2 / (q) + 1) / 2) /* divide and round off */
+ x = divrnd (COMTICK, rate);
if (x <= 0)
return -1;
-
- err = divrnd(1000 * COMTICK, x * rate) - 1000;
+
+ err = divrnd (1000 * COMTICK, x * rate) - 1000;
if (err < 0)
err = -err;
if (err > SPEED_TOLERANCE)
@@ -715,33 +733,33 @@ dos_setbaudrate (scb, rate)
serial_t scb;
int rate;
{
- struct dos_ttystate *port = &ports[scb->fd];
-
- if (port->baudrate != rate)
- {
- int x;
- unsigned char cfcr;
-
- x = dos_baudconv (rate);
- if (x <= 0)
- {
- fprintf_unfiltered (gdb_stderr, "%d: impossible baudrate\n", rate);
- errno = EINVAL;
- return -1;
- }
-
- 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);
- port->baudrate = rate;
- enable ();
- }
+ struct dos_ttystate *port = &ports[scb->fd];
- return 0;
+ if (port->baudrate != rate)
+ {
+ int x;
+ unsigned char cfcr;
+
+ x = dos_baudconv (rate);
+ if (x <= 0)
+ {
+ fprintf_unfiltered (gdb_stderr, "%d: impossible baudrate\n", rate);
+ errno = EINVAL;
+ return -1;
+ }
+
+ 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);
+ port->baudrate = rate;
+ enable ();
+ }
+
+ return 0;
}
static int
@@ -749,28 +767,28 @@ 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 ();
+ struct dos_ttystate *port = &ports[scb->fd];
+ unsigned char cfcr;
- return 0;
+ 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
@@ -784,27 +802,27 @@ dos_write (scb, str, len)
long then;
int cnt;
- while (len > 0)
- {
- /* send the data, fifosize bytes at a time */
- cnt = fifosize > len ? len : fifosize;
- port->txbusy = 1;
- outportsb (port->base + com_data, str, cnt);
- str += cnt;
- len -= cnt;
+ while (len > 0)
+ {
+ /* send the data, fifosize bytes at a time */
+ cnt = fifosize > len ? len : fifosize;
+ port->txbusy = 1;
+ outportsb (port->base + com_data, str, cnt);
+ str += cnt;
+ len -= cnt;
#ifdef DOS_STATS
- cnts[CNT_TX] += cnt;
+ cnts[CNT_TX] += cnt;
#endif
- /* wait for transmission to complete (max 1 sec) */
- then = rawclock() + RAWHZ;
- while (port->txbusy)
- {
- if ((rawclock () - then) >= 0)
- {
- errno = EIO;
- return SERIAL_ERROR;
- }
- }
+ /* wait for transmission to complete (max 1 sec) */
+ then = rawclock () + RAWHZ;
+ while (port->txbusy)
+ {
+ if ((rawclock () - then) >= 0)
+ {
+ errno = EIO;
+ return SERIAL_ERROR;
+ }
+ }
}
return 0;
}
@@ -818,15 +836,15 @@ dos_sendbreak (scb)
unsigned char cfcr;
long then;
- cfcr = inb(port, com_cfcr);
- outb(port, com_cfcr, cfcr | CFCR_SBREAK);
+ cfcr = inb (port, com_cfcr);
+ outb (port, com_cfcr, cfcr | CFCR_SBREAK);
/* 0.25 sec delay */
then = rawclock () + RAWHZ / 4;
while ((rawclock () - then) < 0)
continue;
- outb(port, com_cfcr, cfcr);
+ outb (port, com_cfcr, cfcr);
return 0;
}
@@ -861,7 +879,7 @@ dos_info (arg, from_tty)
struct dos_ttystate *port;
int i;
- for (port = ports; port < &ports[4]; port++)
+ for (port = ports; port < &ports[4]; port++)
{
if (port->baudrate == 0)
continue;
@@ -870,7 +888,7 @@ dos_info (arg, from_tty)
printf_filtered ("Addr:\t0x%03x (irq %d)\n", port->base, port->irq);
printf_filtered ("16550:\t%s\n", port->fifo ? "yes" : "no");
printf_filtered ("Speed:\t%d baud\n", port->baudrate);
- printf_filtered ("Errs:\tframing %d parity %d overflow %d\n\n",
+ printf_filtered ("Errs:\tframing %d parity %d overflow %d\n\n",
port->ferr, port->perr, port->oflo);
}
@@ -896,63 +914,63 @@ _initialize_ser_dos ()
/* Mark fixed motherboard irqs as inuse. */
intrupts[0].inuse = /* timer tick */
intrupts[1].inuse = /* keyboard */
- intrupts[2].inuse = 1; /* slave icu */
-
+ 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_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_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_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_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_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_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_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_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.");