/* Remote serial interface using Hitachi E7000 PC ISA card in a PC
- Copyright 1994, 1999 Free Software Foundation, Inc.
+ Copyright 1994, 1996, 1997, 1998, 1999, 2000
+ Free Software Foundation, Inc.
-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
-(at your option) any later version.
+ 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
+ (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.
+ 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 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. */
-#if defined __GO32__ || defined _WIN32
#include "defs.h"
+#if defined __GO32__ || defined _WIN32
#include "serial.h"
#include "gdb_string.h"
-/* MSVC uses strnicmp instead of strncasecmp */
-#ifdef _MSC_VER
-#define strncasecmp strnicmp
-#define WIN32_LEAN_AND_MEAN
-#endif
-
#ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <sys/dos.h>
#endif
-static int e7000pc_open PARAMS ((serial_t scb, const char *name));
-static void e7000pc_raw PARAMS ((serial_t scb));
-static int e7000pc_readchar PARAMS ((serial_t scb, int timeout));
-static int e7000pc_setbaudrate PARAMS ((serial_t scb, int rate));
-static int e7000pc_write PARAMS ((serial_t scb, const char *str, int len));
-static void e7000pc_close PARAMS ((serial_t scb));
-static serial_ttystate e7000pc_get_tty_state PARAMS ((serial_t scb));
-static int e7000pc_set_tty_state PARAMS ((serial_t scb, serial_ttystate state));
+static int e7000pc_open (struct serial *scb, const char *name);
+static void e7000pc_raw (struct serial *scb);
+static int e7000pc_readchar (struct serial *scb, int timeout);
+static int e7000pc_setbaudrate (struct serial *scb, int rate);
+static int e7000pc_write (struct serial *scb, const char *str, int len);
+static void e7000pc_close (struct serial *scb);
+static serial_ttystate e7000pc_get_tty_state (struct serial *scb);
+static int e7000pc_set_tty_state (struct serial *scb, serial_ttystate state);
#define OFF_DPD 0x0000
#define OFF_DDP 0x1000
#define OFF_READY 0x300c
#define OFF_PON 0x300e
-#define IDLE 0x0000
-#define CMD_CI 0x4349
-#define CMD_CO 0x434f
-#define CMD_LO 0x4c4f
-#define CMD_LS 0x4c53
-#define CMD_SV 0x5356
-#define CMD_SS 0x5353
-#define CMD_OK 0x4f4b
-#define CMD_ER 0x4552
-#define CMD_NF 0x4e46
-#define CMD_AB 0x4142
-#define CMD_ED 0x4544
-#define CMD_CE 0x4345
+#define IDLE 0x0000
+#define CMD_CI 0x4349
+#define CMD_CO 0x434f
+#define CMD_LO 0x4c4f
+#define CMD_LS 0x4c53
+#define CMD_SV 0x5356
+#define CMD_SS 0x5353
+#define CMD_OK 0x4f4b
+#define CMD_ER 0x4552
+#define CMD_NF 0x4e46
+#define CMD_AB 0x4142
+#define CMD_ED 0x4544
+#define CMD_CE 0x4345
static unsigned long fa;
static unsigned long irqtod;
static unsigned long ready;
static unsigned long fb;
-static unsigned long cpd ;
-static unsigned long cdp ;
+static unsigned long cpd;
+static unsigned long cdp;
static unsigned long ready;
static unsigned long pon;
static unsigned long irqtop;
#define dosmemput(FROM, LEN, TO) memcpy ((void *)(TO), (void *)(FROM), (LEN))
#endif
-static struct sw
-{
- int sw;
- int addr;
-} sigs[] = {
- {0x14, 0xd0000},
- {0x15, 0xd4000},
- {0x16, 0xd8000},
- {0x17, 0xdc000},
- 0};
-
-#ifdef _MSC_VER
-/* Get the base of the data segment. This is needed to calculate the offset
- between data segment addresses and the base of linear memory, which is where
- device registers reside. Note that this is really only necessary for
- Win32s, since Win95 and NT keep the data segment at linear 0. */
-
-static unsigned long
-get_ds_base (void)
+static struct sw
+ {
+ int sw;
+ int addr;
+ }
+sigs[] =
{
- unsigned short dsval;
- LDT_ENTRY ldt;
- unsigned long dsbase;
-
- __asm
- {
- mov dsval,ds
- }
-
- dsbase = 0;
-
- GetThreadSelectorEntry (GetCurrentThread(), dsval, &ldt);
-
- dsbase = ldt.HighWord.Bits.BaseHi << 24 | ldt.HighWord.Bits.BaseMid << 16
- | ldt.BaseLow;
+ {
+ 0x14, 0xd0000
+ }
+ ,
+ {
+ 0x15, 0xd4000
+ }
+ ,
+ {
+ 0x16, 0xd8000
+ }
+ ,
+ {
+ 0x17, 0xdc000
+ }
+ ,
+ 0
+};
- return dsbase;
-}
-#else /* !_MSC_VER */
#define get_ds_base() 0
-#endif /* _MSC_VER */
static int
-e7000pc_init ()
+e7000pc_init (void)
{
int try;
unsigned long dsbase;
-
+
dsbase = get_ds_base ();
/* Look around in memory for the board's signature */
fb = board_at + OFF_FB;
cpd = board_at + OFF_CPD;
cdp = board_at + OFF_CDP;
- ready =board_at + OFF_READY;
- pon = board_at + OFF_PON;
+ ready = board_at + OFF_READY;
+ pon = board_at + OFF_PON;
irqtop = board_at + OFF_IRQTOP;
irqtod = board_at + OFF_IRQTOD;
-
+
val = GET_WORD (ready);
- if (val == (0xaaa0 | sigs[try].sw))
+ if (val == (0xaaa0 | sigs[try].sw))
{
if (GET_WORD (pon) & 0xf)
{
SET_WORD (fa, 0);
SET_WORD (fb, 0);
- SET_WORD (irqtop, 1); /* Disable interrupts from e7000 */
+ SET_WORD (irqtop, 1); /* Disable interrupts from e7000 */
SET_WORD (ready, 1);
- printf_filtered ("\nConnected to the E7000PC at address 0x%x\n",
+ printf_filtered ("\nConnected to the E7000PC at address 0x%x\n",
sigs[try].addr);
- return 1;
+ return 1;
}
error ("The E7000 PC board is working, but the E7000 is turned off.\n");
return 0;
/* Return next byte from cdp. If no more, then return -1. */
-static int
+static int
e7000_get (void)
{
static char pbuf[1000];
char tmp[1000];
int x;
- if (pbuf_index < pbuf_size)
+ if (pbuf_index < pbuf_size)
{
x = pbuf[pbuf_index++];
}
dosmemget (cdp + 8, pbuf_size + 1, tmp);
/* Tell the E7000 we've eaten */
- SET_WORD (fb, 0);
+ SET_WORD (fb, 0);
/* Swap it around */
- for (i = 0; i < pbuf_size; i++)
+ for (i = 0; i < pbuf_size; i++)
{
- pbuf[i] = tmp[i^1];
+ pbuf[i] = tmp[i ^ 1];
}
pbuf_index = 0;
- x = pbuf[pbuf_index++];
+ x = pbuf[pbuf_index++];
}
- else
- {
+ else
+ {
x = -1;
}
return x;
that TIMEOUT == 0 is a poll, and TIMEOUT == -1 means wait forever. */
static int
-dosasync_read (fd, buf, len, timeout)
- int fd;
- char *buf;
- int len;
- int timeout;
-
+dosasync_read (int fd, char *buf, int len, int timeout)
{
long now;
long then;
then = now + timeout;
while (i < len)
{
- int ch = e7000_get();
-
+ int ch = e7000_get ();
+
/* While there's room in the buffer, and we've already
- read the stuff in, suck it over */
- if (ch != -1)
+ read the stuff in, suck it over */
+ if (ch != -1)
{
buf[i++] = ch;
- while (i < len && pbuf_index < pbuf_size )
+ while (i < len && pbuf_index < pbuf_size)
{
- ch = e7000_get();
+ ch = e7000_get ();
if (ch == -1)
break;
buf[i++] = ch;
static int
-dosasync_write (fd, buf, len)
- int fd;
- const char *buf;
- int len;
+dosasync_write (int fd, const char *buf, int len)
{
int i;
- char dummy[1000];
-
+ char dummy[1000];
+
/* Construct copy locally */
- ((short *)dummy)[0] = CMD_CI;
- ((short *)dummy)[1] = len;
- ((short *)dummy)[2] = 0;
- ((short *)dummy)[3] = 0;
- for (i = 0; i < len ; i++)
+ ((short *) dummy)[0] = CMD_CI;
+ ((short *) dummy)[1] = len;
+ ((short *) dummy)[2] = 0;
+ ((short *) dummy)[3] = 0;
+ for (i = 0; i < len; i++)
{
dummy[(8 + i) ^ 1] = buf[i];
}
/* Wait for the card to get ready */
- while (GET_WORD (fa) & 1) ;
+ while (GET_WORD (fa) & 1);
/* Blast onto the ISA card */
- dosmemput (dummy, 8 + len + 1, cpd);
+ dosmemput (dummy, 8 + len + 1, cpd);
SET_WORD (fa, 1);
- SET_WORD (irqtod, 1); /* Interrupt the E7000 */
+ SET_WORD (irqtod, 1); /* Interrupt the E7000 */
return len;
}
static int
-e7000pc_open (scb, name)
- serial_t scb;
- const char *name;
+e7000pc_open (struct serial *scb, const char *name)
{
if (strncasecmp (name, "pc", 2) != 0)
{
}
static int
-e7000pc_noop (scb)
- serial_t scb;
+e7000pc_noop (struct serial *scb)
{
return 0;
}
static void
-e7000pc_raw (scb)
- serial_t scb;
+e7000pc_raw (struct serial *scb)
{
/* Always in raw mode */
}
static int
-e7000pc_readchar (scb, timeout)
- serial_t scb;
- int timeout;
+e7000pc_readchar (struct serial *scb, int timeout)
{
char buf;
- top:
+top:
if (dosasync_read (scb->fd, &buf, 1, timeout))
{
- if (buf == 0) goto top;
+ if (buf == 0)
+ goto top;
return buf;
}
else
return SERIAL_TIMEOUT;
}
-struct e7000pc_ttystate {
+struct e7000pc_ttystate
+{
int dummy;
};
vector. Someday, they may do something real... */
static serial_ttystate
-e7000pc_get_tty_state (scb)
- serial_t scb;
+e7000pc_get_tty_state (struct serial *scb)
{
struct e7000pc_ttystate *state;
}
static int
-e7000pc_set_tty_state (scb, ttystate)
- serial_t scb;
- serial_ttystate ttystate;
+e7000pc_set_tty_state (struct serial *scb, serial_ttystate ttystate)
{
return 0;
}
static int
-e7000pc_noflush_set_tty_state (scb, new_ttystate, old_ttystate)
- serial_t scb;
- serial_ttystate new_ttystate;
- serial_ttystate old_ttystate;
+e7000pc_noflush_set_tty_state (struct serial *scb,
+ serial_ttystate new_ttystate,
+ serial_ttystate old_ttystate)
{
return 0;
}
static void
-e7000pc_print_tty_state (scb, ttystate)
- serial_t scb;
- serial_ttystate ttystate;
+e7000pc_print_tty_state (struct serial *scb,
+ serial_ttystate ttystate,
+ struct ui_file *stream)
{
/* Nothing to print. */
return;
}
static int
-e7000pc_setbaudrate (scb, rate)
- serial_t scb;
- int rate;
+e7000pc_setbaudrate (struct serial *scb, int rate)
+{
+ return 0;
+}
+
+static int
+e7000pc_setstopbits (struct serial *scb, int rate)
{
return 0;
}
static int
-e7000pc_write (scb, str, len)
- serial_t scb;
- const char *str;
- int len;
+e7000pc_write (struct serial *scb, const char *str, int len)
{
dosasync_write (scb->fd, str, len);
}
static void
-e7000pc_close (scb)
- serial_t scb;
+e7000pc_close (struct serial *scb)
{
}
e7000pc_print_tty_state,
e7000pc_noflush_set_tty_state,
e7000pc_setbaudrate,
+ e7000pc_setstopbits,
e7000pc_noop, /* wait for output to drain */
};
-void
-_initialize_ser_e7000pc ()
-{
- serial_add_interface (&e7000pc_ops);
-}
-#else
+#endif /*_WIN32 or __GO32__*/
+
+extern initialize_file_ftype _initialize_ser_e7000pc; /* -Wmissing-prototypes */
void
-_initialize_ser_e7000pc ()
+_initialize_ser_e7000pc (void)
{
-
+#if defined __GO32__ || defined _WIN32
+ serial_add_interface (&e7000pc_ops);
+#endif
}
-#endif
projects / deliverable / binutils-gdb.git / blobdiff