-/* Target dependent code for the Fujitsu SPARClite for GDB, the GNU debugger.
- Copyright 1994, 1995, 1996, 1999, 2001 Free Software Foundation, Inc.
-
- 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 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. */
-
-#include "defs.h"
-#include "gdbcore.h"
-#include "breakpoint.h"
-#include "target.h"
-#include "serial.h"
-#include <sys/types.h>
-
-#if (!defined(__GO32__) && !defined(_WIN32)) || defined(__CYGWIN32__)
-#define HAVE_SOCKETS
-#include <sys/time.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#endif
-
-static struct target_ops sparclite_ops;
-
-static char *remote_target_name = NULL;
-static serial_t remote_desc = NULL;
-static int serial_flag;
-#ifdef HAVE_SOCKETS
-static int udp_fd = -1;
-#endif
-
-static serial_t open_tty (char *name);
-static int send_resp (serial_t desc, char c);
-static void close_tty (void * ignore);
-#ifdef HAVE_SOCKETS
-static int recv_udp_buf (int fd, unsigned char *buf, int len, int timeout);
-static int send_udp_buf (int fd, unsigned char *buf, int len);
-#endif
-static void sparclite_open (char *name, int from_tty);
-static void sparclite_close (int quitting);
-static void download (char *target_name, char *args, int from_tty,
- void (*write_routine) (bfd * from_bfd,
- asection * from_sec,
- file_ptr from_addr,
- bfd_vma to_addr, int len),
- void (*start_routine) (bfd_vma entry));
-static void sparclite_serial_start (bfd_vma entry);
-static void sparclite_serial_write (bfd * from_bfd, asection * from_sec,
- file_ptr from_addr,
- bfd_vma to_addr, int len);
-#ifdef HAVE_SOCKETS
-static unsigned short calc_checksum (unsigned char *buffer, int count);
-static void sparclite_udp_start (bfd_vma entry);
-static void sparclite_udp_write (bfd * from_bfd, asection * from_sec,
- file_ptr from_addr, bfd_vma to_addr,
- int len);
-#endif
-static void sparclite_download (char *filename, int from_tty);
-
-#define DDA2_SUP_ASI 0xb000000
-#define DDA1_SUP_ASI 0xb0000
-
-#define DDA2_ASI_MASK 0xff000000
-#define DDA1_ASI_MASK 0xff0000
-#define DIA2_SUP_MODE 0x8000
-#define DIA1_SUP_MODE 0x4000
-#define DDA2_ENABLE 0x100
-#define DDA1_ENABLE 0x80
-#define DIA2_ENABLE 0x40
-#define DIA1_ENABLE 0x20
-#define DSINGLE_STEP 0x10 /* not used */
-#define DDV_TYPE_MASK 0xc
-#define DDV_TYPE_LOAD 0x0
-#define DDV_TYPE_STORE 0x4
-#define DDV_TYPE_ACCESS 0x8
-#define DDV_TYPE_ALWAYS 0xc
-#define DDV_COND 0x2
-#define DDV_MASK 0x1
-
-int
-sparclite_insert_watchpoint (CORE_ADDR addr, int len, int type)
-{
- CORE_ADDR dcr;
-
- dcr = read_register (DCR_REGNUM);
-
- if (!(dcr & DDA1_ENABLE))
- {
- write_register (DDA1_REGNUM, addr);
- dcr &= ~(DDA1_ASI_MASK | DDV_TYPE_MASK);
- dcr |= (DDA1_SUP_ASI | DDA1_ENABLE);
- if (type == 1)
- {
- write_register (DDV1_REGNUM, 0);
- write_register (DDV2_REGNUM, 0xffffffff);
- dcr |= (DDV_TYPE_LOAD & (~DDV_COND & ~DDV_MASK));
- }
- else if (type == 0)
- {
- write_register (DDV1_REGNUM, 0);
- write_register (DDV2_REGNUM, 0xffffffff);
- dcr |= (DDV_TYPE_STORE & (~DDV_COND & ~DDV_MASK));
- }
- else
- {
- write_register (DDV1_REGNUM, 0);
- write_register (DDV2_REGNUM, 0xffffffff);
- dcr |= (DDV_TYPE_ACCESS);
- }
- write_register (DCR_REGNUM, dcr);
- }
- else if (!(dcr & DDA2_ENABLE))
- {
- write_register (DDA2_REGNUM, addr);
- dcr &= ~(DDA2_ASI_MASK & DDV_TYPE_MASK);
- dcr |= (DDA2_SUP_ASI | DDA2_ENABLE);
- if (type == 1)
- {
- write_register (DDV1_REGNUM, 0);
- write_register (DDV2_REGNUM, 0xffffffff);
- dcr |= (DDV_TYPE_LOAD & ~DDV_COND & ~DDV_MASK);
- }
- else if (type == 0)
- {
- write_register (DDV1_REGNUM, 0);
- write_register (DDV2_REGNUM, 0xffffffff);
- dcr |= (DDV_TYPE_STORE & ~DDV_COND & ~DDV_MASK);
- }
- else
- {
- write_register (DDV1_REGNUM, 0);
- write_register (DDV2_REGNUM, 0xffffffff);
- dcr |= (DDV_TYPE_ACCESS);
- }
- write_register (DCR_REGNUM, dcr);
- }
- else
- return -1;
-
- return 0;
-}
-
-int
-sparclite_remove_watchpoint (CORE_ADDR addr, int len, int type)
-{
- CORE_ADDR dcr, dda1, dda2;
-
- dcr = read_register (DCR_REGNUM);
- dda1 = read_register (DDA1_REGNUM);
- dda2 = read_register (DDA2_REGNUM);
-
- if ((dcr & DDA1_ENABLE) && addr == dda1)
- write_register (DCR_REGNUM, (dcr & ~DDA1_ENABLE));
- else if ((dcr & DDA2_ENABLE) && addr == dda2)
- write_register (DCR_REGNUM, (dcr & ~DDA2_ENABLE));
- else
- return -1;
-
- return 0;
-}
-
-int
-sparclite_insert_hw_breakpoint (CORE_ADDR addr, int len)
-{
- CORE_ADDR dcr;
-
- dcr = read_register (DCR_REGNUM);
-
- if (!(dcr & DIA1_ENABLE))
- {
- write_register (DIA1_REGNUM, addr);
- write_register (DCR_REGNUM, (dcr | DIA1_ENABLE | DIA1_SUP_MODE));
- }
- else if (!(dcr & DIA2_ENABLE))
- {
- write_register (DIA2_REGNUM, addr);
- write_register (DCR_REGNUM, (dcr | DIA2_ENABLE | DIA2_SUP_MODE));
- }
- else
- return -1;
-
- return 0;
-}
-
-int
-sparclite_remove_hw_breakpoint (CORE_ADDR addr, int shadow)
-{
- CORE_ADDR dcr, dia1, dia2;
-
- dcr = read_register (DCR_REGNUM);
- dia1 = read_register (DIA1_REGNUM);
- dia2 = read_register (DIA2_REGNUM);
-
- if ((dcr & DIA1_ENABLE) && addr == dia1)
- write_register (DCR_REGNUM, (dcr & ~DIA1_ENABLE));
- else if ((dcr & DIA2_ENABLE) && addr == dia2)
- write_register (DCR_REGNUM, (dcr & ~DIA2_ENABLE));
- else
- return -1;
-
- return 0;
-}
-
-int
-sparclite_check_watch_resources (int type, int cnt, int ot)
-{
- /* Watchpoints not supported on simulator. */
- if (strcmp (target_shortname, "sim") == 0)
- return 0;
-
- if (type == bp_hardware_breakpoint)
- {
- if (TARGET_HW_BREAK_LIMIT == 0)
- return 0;
- else if (cnt <= TARGET_HW_BREAK_LIMIT)
- return 1;
- }
- else
- {
- if (TARGET_HW_WATCH_LIMIT == 0)
- return 0;
- else if (ot)
- return -1;
- else if (cnt <= TARGET_HW_WATCH_LIMIT)
- return 1;
- }
- return -1;
-}
-
-CORE_ADDR
-sparclite_stopped_data_address (void)
-{
- CORE_ADDR dsr, dda1, dda2;
-
- dsr = read_register (DSR_REGNUM);
- dda1 = read_register (DDA1_REGNUM);
- dda2 = read_register (DDA2_REGNUM);
-
- if (dsr & 0x10)
- return dda1;
- else if (dsr & 0x20)
- return dda2;
- else
- return 0;
-}
-\f
-static serial_t
-open_tty (char *name)
-{
- serial_t desc;
-
- desc = SERIAL_OPEN (name);
- if (!desc)
- perror_with_name (name);
-
- if (baud_rate != -1)
- {
- if (SERIAL_SETBAUDRATE (desc, baud_rate))
- {
- SERIAL_CLOSE (desc);
- perror_with_name (name);
- }
- }
-
- SERIAL_RAW (desc);
-
- SERIAL_FLUSH_INPUT (desc);
-
- return desc;
-}
-
-/* Read a single character from the remote end, masking it down to 7 bits. */
-
-static int
-readchar (serial_t desc, int timeout)
-{
- int ch;
- char s[10];
-
- ch = SERIAL_READCHAR (desc, timeout);
-
- switch (ch)
- {
- case SERIAL_EOF:
- error ("SPARClite remote connection closed");
- case SERIAL_ERROR:
- perror_with_name ("SPARClite communication error");
- case SERIAL_TIMEOUT:
- error ("SPARClite remote timeout");
- default:
- if (remote_debug > 0)
- {
- sprintf (s, "[%02x]", ch & 0xff);
- puts_debug ("read -->", s, "<--");
- }
- return ch;
- }
-}
-
-static void
-debug_serial_write (serial_t desc, char *buf, int len)
-{
- char s[10];
-
- SERIAL_WRITE (desc, buf, len);
- if (remote_debug > 0)
- {
- while (len-- > 0)
- {
- sprintf (s, "[%02x]", *buf & 0xff);
- puts_debug ("Sent -->", s, "<--");
- buf++;
- }
- }
-}
-
-
-static int
-send_resp (serial_t desc, char c)
-{
- debug_serial_write (desc, &c, 1);
- return readchar (desc, remote_timeout);
-}
-
-static void
-close_tty (void *ignore)
-{
- if (!remote_desc)
- return;
-
- SERIAL_CLOSE (remote_desc);
-
- remote_desc = NULL;
-}
-
-#ifdef HAVE_SOCKETS
-static int
-recv_udp_buf (int fd, unsigned char *buf, int len, int timeout)
-{
- int cc;
- fd_set readfds;
-
- FD_ZERO (&readfds);
- FD_SET (fd, &readfds);
-
- if (timeout >= 0)
- {
- struct timeval timebuf;
-
- timebuf.tv_sec = timeout;
- timebuf.tv_usec = 0;
- cc = select (fd + 1, &readfds, 0, 0, &timebuf);
- }
- else
- cc = select (fd + 1, &readfds, 0, 0, 0);
-
- if (cc == 0)
- return 0;
-
- if (cc != 1)
- perror_with_name ("recv_udp_buf: Bad return value from select:");
-
- cc = recv (fd, buf, len, 0);
-
- if (cc < 0)
- perror_with_name ("Got an error from recv: ");
-}
-
-static int
-send_udp_buf (int fd, unsigned char *buf, int len)
-{
- int cc;
-
- cc = send (fd, buf, len, 0);
-
- if (cc == len)
- return;
-
- if (cc < 0)
- perror_with_name ("Got an error from send: ");
-
- error ("Short count in send: tried %d, sent %d\n", len, cc);
-}
-#endif /* HAVE_SOCKETS */
-
-static void
-sparclite_open (char *name, int from_tty)
-{
- struct cleanup *old_chain;
- int c;
- char *p;
-
- if (!name)
- error ("You need to specify what device or hostname is associated with the SparcLite board.");
-
- target_preopen (from_tty);
-
- unpush_target (&sparclite_ops);
-
- if (remote_target_name)
- xfree (remote_target_name);
-
- remote_target_name = xstrdup (name);
-
- /* We need a 'serial' or 'udp' keyword to disambiguate host:port, which can
- mean either a serial port on a terminal server, or the IP address of a
- SPARClite demo board. If there's no colon, then it pretty much has to be
- a local device (except for DOS... grrmble) */
-
- p = strchr (name, ' ');
-
- if (p)
- {
- *p++ = '\000';
- while ((*p != '\000') && isspace (*p))
- p++;
-
- if (strncmp (name, "serial", strlen (name)) == 0)
- serial_flag = 1;
- else if (strncmp (name, "udp", strlen (name)) == 0)
- serial_flag = 0;
- else
- error ("Must specify either `serial' or `udp'.");
- }
- else
- {
- p = name;
-
- if (!strchr (name, ':'))
- serial_flag = 1; /* No colon is unambiguous (local device) */
- else
- error ("Usage: target sparclite serial /dev/ttyb\n\
-or: target sparclite udp host");
- }
-
- if (serial_flag)
- {
- remote_desc = open_tty (p);
-
- old_chain = make_cleanup (close_tty, 0 /*ignore*/);
-
- c = send_resp (remote_desc, 0x00);
-
- if (c != 0xaa)
- error ("Unknown response (0x%x) from SparcLite. Try resetting the board.",
- c);
-
- c = send_resp (remote_desc, 0x55);
-
- if (c != 0x55)
- error ("Sparclite appears to be ill.");
- }
- else
- {
-#ifdef HAVE_SOCKETS
- struct hostent *he;
- struct sockaddr_in sockaddr;
- unsigned char buffer[100];
- int cc;
-
- /* Setup the socket. Must be raw UDP. */
-
- he = gethostbyname (p);
-
- if (!he)
- error ("No such host %s.", p);
-
- udp_fd = socket (PF_INET, SOCK_DGRAM, 0);
-
- old_chain = make_cleanup (close, udp_fd);
-
- sockaddr.sin_family = PF_INET;
- sockaddr.sin_port = htons (7000);
- memcpy (&sockaddr.sin_addr.s_addr, he->h_addr, sizeof (struct in_addr));
-
- if (connect (udp_fd, &sockaddr, sizeof (sockaddr)))
- perror_with_name ("Connect failed");
-
- buffer[0] = 0x5;
- buffer[1] = 0;
-
- send_udp_buf (udp_fd, buffer, 2); /* Request version */
- cc = recv_udp_buf (udp_fd, buffer, sizeof (buffer), 5); /* Get response */
- if (cc == 0)
- error ("SPARClite isn't responding.");
-
- if (cc < 3)
- error ("SPARClite appears to be ill.");
-#else
- error ("UDP downloading is not supported for DOS hosts.");
-#endif /* HAVE_SOCKETS */
- }
-
- printf_unfiltered ("[SPARClite appears to be alive]\n");
-
- push_target (&sparclite_ops);
-
- discard_cleanups (old_chain);
-
- return;
-}
-
-static void
-sparclite_close (int quitting)
-{
- if (serial_flag)
- close_tty (0);
-#ifdef HAVE_SOCKETS
- else if (udp_fd != -1)
- close (udp_fd);
-#endif
-}
-
-#define LOAD_ADDRESS 0x40000000
-
-static void
-download (char *target_name, char *args, int from_tty,
- void (*write_routine) (bfd *from_bfd, asection *from_sec,
- file_ptr from_addr, bfd_vma to_addr, int len),
- void (*start_routine) (bfd_vma entry))
-{
- struct cleanup *old_chain;
- asection *section;
- bfd *pbfd;
- bfd_vma entry;
- int i;
-#define WRITESIZE 1024
- char *filename;
- int quiet;
- int nostart;
-
- quiet = 0;
- nostart = 0;
- filename = NULL;
-
- while (*args != '\000')
- {
- char *arg;
-
- while (isspace (*args))
- args++;
-
- arg = args;
-
- while ((*args != '\000') && !isspace (*args))
- args++;
-
- if (*args != '\000')
- *args++ = '\000';
-
- if (*arg != '-')
- filename = arg;
- else if (strncmp (arg, "-quiet", strlen (arg)) == 0)
- quiet = 1;
- else if (strncmp (arg, "-nostart", strlen (arg)) == 0)
- nostart = 1;
- else
- error ("unknown option `%s'", arg);
- }
-
- if (!filename)
- filename = get_exec_file (1);
-
- pbfd = bfd_openr (filename, gnutarget);
- if (pbfd == NULL)
- {
- perror_with_name (filename);
- return;
- }
- old_chain = make_cleanup_bfd_close (pbfd);
-
- if (!bfd_check_format (pbfd, bfd_object))
- error ("\"%s\" is not an object file: %s", filename,
- bfd_errmsg (bfd_get_error ()));
-
- for (section = pbfd->sections; section; section = section->next)
- {
- if (bfd_get_section_flags (pbfd, section) & SEC_LOAD)
- {
- bfd_vma section_address;
- bfd_size_type section_size;
- file_ptr fptr;
- const char *section_name;
-
- section_name = bfd_get_section_name (pbfd, section);
-
- section_address = bfd_get_section_vma (pbfd, section);
-
- /* Adjust sections from a.out files, since they don't
- carry their addresses with. */
- if (bfd_get_flavour (pbfd) == bfd_target_aout_flavour)
- {
- if (strcmp (section_name, ".text") == 0)
- section_address = bfd_get_start_address (pbfd);
- else if (strcmp (section_name, ".data") == 0)
- {
- /* Read the first 8 bytes of the data section.
- There should be the string 'DaTa' followed by
- a word containing the actual section address. */
- struct data_marker
- {
- char signature[4]; /* 'DaTa' */
- unsigned char sdata[4]; /* &sdata */
- }
- marker;
- bfd_get_section_contents (pbfd, section, &marker, 0,
- sizeof (marker));
- if (strncmp (marker.signature, "DaTa", 4) == 0)
- {
- if (TARGET_BYTE_ORDER == BIG_ENDIAN)
- section_address = bfd_getb32 (marker.sdata);
- else
- section_address = bfd_getl32 (marker.sdata);
- }
- }
- }
-
- section_size = bfd_get_section_size_before_reloc (section);
-
- if (!quiet)
- printf_filtered ("[Loading section %s at 0x%x (%d bytes)]\n",
- bfd_get_section_name (pbfd, section),
- section_address,
- section_size);
-
- fptr = 0;
- while (section_size > 0)
- {
- int count;
- static char inds[] = "|/-\\";
- static int k = 0;
-
- QUIT;
-
- count = min (section_size, WRITESIZE);
-
- write_routine (pbfd, section, fptr, section_address, count);
-
- if (!quiet)
- {
- printf_unfiltered ("\r%c", inds[k++ % 4]);
- gdb_flush (gdb_stdout);
- }
-
- section_address += count;
- fptr += count;
- section_size -= count;
- }
- }
- }
-
- if (!nostart)
- {
- entry = bfd_get_start_address (pbfd);
-
- if (!quiet)
- printf_unfiltered ("[Starting %s at 0x%x]\n", filename, entry);
-
- start_routine (entry);
- }
-
- do_cleanups (old_chain);
-}
-
-static void
-sparclite_serial_start (bfd_vma entry)
-{
- char buffer[5];
- int i;
-
- buffer[0] = 0x03;
- store_unsigned_integer (buffer + 1, 4, entry);
-
- debug_serial_write (remote_desc, buffer, 1 + 4);
- i = readchar (remote_desc, remote_timeout);
- if (i != 0x55)
- error ("Can't start SparcLite. Error code %d\n", i);
-}
-
-static void
-sparclite_serial_write (bfd *from_bfd, asection *from_sec, file_ptr from_addr,
- bfd_vma to_addr, int len)
-{
- char buffer[4 + 4 + WRITESIZE]; /* addr + len + data */
- unsigned char checksum;
- int i;
-
- store_unsigned_integer (buffer, 4, to_addr); /* Address */
- store_unsigned_integer (buffer + 4, 4, len); /* Length */
-
- bfd_get_section_contents (from_bfd, from_sec, buffer + 8, from_addr, len);
-
- checksum = 0;
- for (i = 0; i < len; i++)
- checksum += buffer[8 + i];
-
- i = send_resp (remote_desc, 0x01);
-
- if (i != 0x5a)
- error ("Bad response from load command (0x%x)", i);
-
- debug_serial_write (remote_desc, buffer, 4 + 4 + len);
- i = readchar (remote_desc, remote_timeout);
-
- if (i != checksum)
- error ("Bad checksum from load command (0x%x)", i);
-}
-
-#ifdef HAVE_SOCKETS
-
-static unsigned short
-calc_checksum (unsigned char *buffer, int count)
-{
- unsigned short checksum;
-
- checksum = 0;
- for (; count > 0; count -= 2, buffer += 2)
- checksum += (*buffer << 8) | *(buffer + 1);
-
- if (count != 0)
- checksum += *buffer << 8;
-
- return checksum;
-}
-
-static void
-sparclite_udp_start (bfd_vma entry)
-{
- unsigned char buffer[6];
- int i;
-
- buffer[0] = 0x3;
- buffer[1] = 0;
- buffer[2] = entry >> 24;
- buffer[3] = entry >> 16;
- buffer[4] = entry >> 8;
- buffer[5] = entry;
-
- send_udp_buf (udp_fd, buffer, 6); /* Send start addr */
- i = recv_udp_buf (udp_fd, buffer, sizeof (buffer), -1); /* Get response */
-
- if (i < 1 || buffer[0] != 0x55)
- error ("Failed to take start address.");
-}
-
-static void
-sparclite_udp_write (bfd *from_bfd, asection *from_sec, file_ptr from_addr,
- bfd_vma to_addr, int len)
-{
- unsigned char buffer[2000];
- unsigned short checksum;
- static int pkt_num = 0;
- static unsigned long old_addr = -1;
- int i;
-
- while (1)
- {
- if (to_addr != old_addr)
- {
- buffer[0] = 0x1; /* Load command */
- buffer[1] = 0x1; /* Loading address */
- buffer[2] = to_addr >> 24;
- buffer[3] = to_addr >> 16;
- buffer[4] = to_addr >> 8;
- buffer[5] = to_addr;
-
- checksum = 0;
- for (i = 0; i < 6; i++)
- checksum += buffer[i];
- checksum &= 0xff;
-
- send_udp_buf (udp_fd, buffer, 6);
- i = recv_udp_buf (udp_fd, buffer, sizeof buffer, -1);
-
- if (i < 1)
- error ("Got back short checksum for load addr.");
-
- if (checksum != buffer[0])
- error ("Got back bad checksum for load addr.");
-
- pkt_num = 0; /* Load addr resets packet seq # */
- old_addr = to_addr;
- }
-
- bfd_get_section_contents (from_bfd, from_sec, buffer + 6, from_addr,
- len);
-
- checksum = calc_checksum (buffer + 6, len);
-
- buffer[0] = 0x1; /* Load command */
- buffer[1] = 0x2; /* Loading data */
- buffer[2] = pkt_num >> 8;
- buffer[3] = pkt_num;
- buffer[4] = checksum >> 8;
- buffer[5] = checksum;
-
- send_udp_buf (udp_fd, buffer, len + 6);
- i = recv_udp_buf (udp_fd, buffer, sizeof buffer, 3);
-
- if (i == 0)
- {
- fprintf_unfiltered (gdb_stderr, "send_data: timeout sending %d bytes to address 0x%x retrying\n", len, to_addr);
- continue;
- }
-
- if (buffer[0] != 0xff)
- error ("Got back bad response for load data.");
-
- old_addr += len;
- pkt_num++;
-
- return;
- }
-}
-
-#endif /* HAVE_SOCKETS */
-
-static void
-sparclite_download (char *filename, int from_tty)
-{
- if (!serial_flag)
-#ifdef HAVE_SOCKETS
- download (remote_target_name, filename, from_tty, sparclite_udp_write,
- sparclite_udp_start);
-#else
- internal_error (__FILE__, __LINE__, "failed internal consistency check"); /* sparclite_open should prevent this! */
-#endif
- else
- download (remote_target_name, filename, from_tty, sparclite_serial_write,
- sparclite_serial_start);
-}
-\f
-/* Set up the sparclite target vector. */
-
-static void
-init_sparclite_ops (void)
-{
- sparclite_ops.to_shortname = "sparclite";
- sparclite_ops.to_longname = "SPARClite download target";
- sparclite_ops.to_doc = "Download to a remote SPARClite target board via serial of UDP.\n\
-Specify the device it is connected to (e.g. /dev/ttya).";
- sparclite_ops.to_open = sparclite_open;
- sparclite_ops.to_close = sparclite_close;
- sparclite_ops.to_load = sparclite_download;
- sparclite_ops.to_stratum = download_stratum;
- sparclite_ops.to_magic = OPS_MAGIC;
-}
-
-void
-_initialize_sparcl_tdep (void)
-{
- init_sparclite_ops ();
- add_target (&sparclite_ops);
-}
+// OBSOLETE /* Target dependent code for the Fujitsu SPARClite for GDB, the GNU debugger.
+// OBSOLETE Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001
+// OBSOLETE Free Software Foundation, Inc.
+// OBSOLETE
+// OBSOLETE This file is part of GDB.
+// OBSOLETE
+// OBSOLETE This program is free software; you can redistribute it and/or modify
+// OBSOLETE it under the terms of the GNU General Public License as published by
+// OBSOLETE the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE (at your option) any later version.
+// OBSOLETE
+// OBSOLETE This program is distributed in the hope that it will be useful,
+// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// OBSOLETE GNU General Public License for more details.
+// OBSOLETE
+// OBSOLETE You should have received a copy of the GNU General Public License
+// OBSOLETE along with this program; if not, write to the Free Software
+// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE Boston, MA 02111-1307, USA. */
+// OBSOLETE
+// OBSOLETE #include "defs.h"
+// OBSOLETE #include "gdbcore.h"
+// OBSOLETE #include "breakpoint.h"
+// OBSOLETE #include "target.h"
+// OBSOLETE #include "serial.h"
+// OBSOLETE #include "regcache.h"
+// OBSOLETE #include <sys/types.h>
+// OBSOLETE
+// OBSOLETE #if (!defined(__GO32__) && !defined(_WIN32)) || defined(__CYGWIN__)
+// OBSOLETE #define HAVE_SOCKETS
+// OBSOLETE #include <sys/time.h>
+// OBSOLETE #include <sys/socket.h>
+// OBSOLETE #include <netinet/in.h>
+// OBSOLETE #include <netdb.h>
+// OBSOLETE #endif
+// OBSOLETE
+// OBSOLETE static struct target_ops sparclite_ops;
+// OBSOLETE
+// OBSOLETE static char *remote_target_name = NULL;
+// OBSOLETE static struct serial *remote_desc = NULL;
+// OBSOLETE static int serial_flag;
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE static int udp_fd = -1;
+// OBSOLETE #endif
+// OBSOLETE
+// OBSOLETE static struct serial *open_tty (char *name);
+// OBSOLETE static int send_resp (struct serial *desc, char c);
+// OBSOLETE static void close_tty (void * ignore);
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE static int recv_udp_buf (int fd, unsigned char *buf, int len, int timeout);
+// OBSOLETE static int send_udp_buf (int fd, unsigned char *buf, int len);
+// OBSOLETE #endif
+// OBSOLETE static void sparclite_open (char *name, int from_tty);
+// OBSOLETE static void sparclite_close (int quitting);
+// OBSOLETE static void download (char *target_name, char *args, int from_tty,
+// OBSOLETE void (*write_routine) (bfd * from_bfd,
+// OBSOLETE asection * from_sec,
+// OBSOLETE file_ptr from_addr,
+// OBSOLETE bfd_vma to_addr, int len),
+// OBSOLETE void (*start_routine) (bfd_vma entry));
+// OBSOLETE static void sparclite_serial_start (bfd_vma entry);
+// OBSOLETE static void sparclite_serial_write (bfd * from_bfd, asection * from_sec,
+// OBSOLETE file_ptr from_addr,
+// OBSOLETE bfd_vma to_addr, int len);
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE static unsigned short calc_checksum (unsigned char *buffer, int count);
+// OBSOLETE static void sparclite_udp_start (bfd_vma entry);
+// OBSOLETE static void sparclite_udp_write (bfd * from_bfd, asection * from_sec,
+// OBSOLETE file_ptr from_addr, bfd_vma to_addr,
+// OBSOLETE int len);
+// OBSOLETE #endif
+// OBSOLETE static void sparclite_download (char *filename, int from_tty);
+// OBSOLETE
+// OBSOLETE #define DDA2_SUP_ASI 0xb000000
+// OBSOLETE #define DDA1_SUP_ASI 0xb0000
+// OBSOLETE
+// OBSOLETE #define DDA2_ASI_MASK 0xff000000
+// OBSOLETE #define DDA1_ASI_MASK 0xff0000
+// OBSOLETE #define DIA2_SUP_MODE 0x8000
+// OBSOLETE #define DIA1_SUP_MODE 0x4000
+// OBSOLETE #define DDA2_ENABLE 0x100
+// OBSOLETE #define DDA1_ENABLE 0x80
+// OBSOLETE #define DIA2_ENABLE 0x40
+// OBSOLETE #define DIA1_ENABLE 0x20
+// OBSOLETE #define DSINGLE_STEP 0x10 /* not used */
+// OBSOLETE #define DDV_TYPE_MASK 0xc
+// OBSOLETE #define DDV_TYPE_LOAD 0x0
+// OBSOLETE #define DDV_TYPE_STORE 0x4
+// OBSOLETE #define DDV_TYPE_ACCESS 0x8
+// OBSOLETE #define DDV_TYPE_ALWAYS 0xc
+// OBSOLETE #define DDV_COND 0x2
+// OBSOLETE #define DDV_MASK 0x1
+// OBSOLETE
+// OBSOLETE int
+// OBSOLETE sparclite_insert_watchpoint (CORE_ADDR addr, int len, int type)
+// OBSOLETE {
+// OBSOLETE CORE_ADDR dcr;
+// OBSOLETE
+// OBSOLETE dcr = read_register (DCR_REGNUM);
+// OBSOLETE
+// OBSOLETE if (!(dcr & DDA1_ENABLE))
+// OBSOLETE {
+// OBSOLETE write_register (DDA1_REGNUM, addr);
+// OBSOLETE dcr &= ~(DDA1_ASI_MASK | DDV_TYPE_MASK);
+// OBSOLETE dcr |= (DDA1_SUP_ASI | DDA1_ENABLE);
+// OBSOLETE if (type == 1)
+// OBSOLETE {
+// OBSOLETE write_register (DDV1_REGNUM, 0);
+// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
+// OBSOLETE dcr |= (DDV_TYPE_LOAD & (~DDV_COND & ~DDV_MASK));
+// OBSOLETE }
+// OBSOLETE else if (type == 0)
+// OBSOLETE {
+// OBSOLETE write_register (DDV1_REGNUM, 0);
+// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
+// OBSOLETE dcr |= (DDV_TYPE_STORE & (~DDV_COND & ~DDV_MASK));
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE {
+// OBSOLETE write_register (DDV1_REGNUM, 0);
+// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
+// OBSOLETE dcr |= (DDV_TYPE_ACCESS);
+// OBSOLETE }
+// OBSOLETE write_register (DCR_REGNUM, dcr);
+// OBSOLETE }
+// OBSOLETE else if (!(dcr & DDA2_ENABLE))
+// OBSOLETE {
+// OBSOLETE write_register (DDA2_REGNUM, addr);
+// OBSOLETE dcr &= ~(DDA2_ASI_MASK & DDV_TYPE_MASK);
+// OBSOLETE dcr |= (DDA2_SUP_ASI | DDA2_ENABLE);
+// OBSOLETE if (type == 1)
+// OBSOLETE {
+// OBSOLETE write_register (DDV1_REGNUM, 0);
+// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
+// OBSOLETE dcr |= (DDV_TYPE_LOAD & ~DDV_COND & ~DDV_MASK);
+// OBSOLETE }
+// OBSOLETE else if (type == 0)
+// OBSOLETE {
+// OBSOLETE write_register (DDV1_REGNUM, 0);
+// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
+// OBSOLETE dcr |= (DDV_TYPE_STORE & ~DDV_COND & ~DDV_MASK);
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE {
+// OBSOLETE write_register (DDV1_REGNUM, 0);
+// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
+// OBSOLETE dcr |= (DDV_TYPE_ACCESS);
+// OBSOLETE }
+// OBSOLETE write_register (DCR_REGNUM, dcr);
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE return -1;
+// OBSOLETE
+// OBSOLETE return 0;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE int
+// OBSOLETE sparclite_remove_watchpoint (CORE_ADDR addr, int len, int type)
+// OBSOLETE {
+// OBSOLETE CORE_ADDR dcr, dda1, dda2;
+// OBSOLETE
+// OBSOLETE dcr = read_register (DCR_REGNUM);
+// OBSOLETE dda1 = read_register (DDA1_REGNUM);
+// OBSOLETE dda2 = read_register (DDA2_REGNUM);
+// OBSOLETE
+// OBSOLETE if ((dcr & DDA1_ENABLE) && addr == dda1)
+// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DDA1_ENABLE));
+// OBSOLETE else if ((dcr & DDA2_ENABLE) && addr == dda2)
+// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DDA2_ENABLE));
+// OBSOLETE else
+// OBSOLETE return -1;
+// OBSOLETE
+// OBSOLETE return 0;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE int
+// OBSOLETE sparclite_insert_hw_breakpoint (CORE_ADDR addr, int len)
+// OBSOLETE {
+// OBSOLETE CORE_ADDR dcr;
+// OBSOLETE
+// OBSOLETE dcr = read_register (DCR_REGNUM);
+// OBSOLETE
+// OBSOLETE if (!(dcr & DIA1_ENABLE))
+// OBSOLETE {
+// OBSOLETE write_register (DIA1_REGNUM, addr);
+// OBSOLETE write_register (DCR_REGNUM, (dcr | DIA1_ENABLE | DIA1_SUP_MODE));
+// OBSOLETE }
+// OBSOLETE else if (!(dcr & DIA2_ENABLE))
+// OBSOLETE {
+// OBSOLETE write_register (DIA2_REGNUM, addr);
+// OBSOLETE write_register (DCR_REGNUM, (dcr | DIA2_ENABLE | DIA2_SUP_MODE));
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE return -1;
+// OBSOLETE
+// OBSOLETE return 0;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE int
+// OBSOLETE sparclite_remove_hw_breakpoint (CORE_ADDR addr, int shadow)
+// OBSOLETE {
+// OBSOLETE CORE_ADDR dcr, dia1, dia2;
+// OBSOLETE
+// OBSOLETE dcr = read_register (DCR_REGNUM);
+// OBSOLETE dia1 = read_register (DIA1_REGNUM);
+// OBSOLETE dia2 = read_register (DIA2_REGNUM);
+// OBSOLETE
+// OBSOLETE if ((dcr & DIA1_ENABLE) && addr == dia1)
+// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DIA1_ENABLE));
+// OBSOLETE else if ((dcr & DIA2_ENABLE) && addr == dia2)
+// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DIA2_ENABLE));
+// OBSOLETE else
+// OBSOLETE return -1;
+// OBSOLETE
+// OBSOLETE return 0;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE int
+// OBSOLETE sparclite_check_watch_resources (int type, int cnt, int ot)
+// OBSOLETE {
+// OBSOLETE /* Watchpoints not supported on simulator. */
+// OBSOLETE if (strcmp (target_shortname, "sim") == 0)
+// OBSOLETE return 0;
+// OBSOLETE
+// OBSOLETE if (type == bp_hardware_breakpoint)
+// OBSOLETE {
+// OBSOLETE if (TARGET_HW_BREAK_LIMIT == 0)
+// OBSOLETE return 0;
+// OBSOLETE else if (cnt <= TARGET_HW_BREAK_LIMIT)
+// OBSOLETE return 1;
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE {
+// OBSOLETE if (TARGET_HW_WATCH_LIMIT == 0)
+// OBSOLETE return 0;
+// OBSOLETE else if (ot)
+// OBSOLETE return -1;
+// OBSOLETE else if (cnt <= TARGET_HW_WATCH_LIMIT)
+// OBSOLETE return 1;
+// OBSOLETE }
+// OBSOLETE return -1;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE CORE_ADDR
+// OBSOLETE sparclite_stopped_data_address (void)
+// OBSOLETE {
+// OBSOLETE CORE_ADDR dsr, dda1, dda2;
+// OBSOLETE
+// OBSOLETE dsr = read_register (DSR_REGNUM);
+// OBSOLETE dda1 = read_register (DDA1_REGNUM);
+// OBSOLETE dda2 = read_register (DDA2_REGNUM);
+// OBSOLETE
+// OBSOLETE if (dsr & 0x10)
+// OBSOLETE return dda1;
+// OBSOLETE else if (dsr & 0x20)
+// OBSOLETE return dda2;
+// OBSOLETE else
+// OBSOLETE return 0;
+// OBSOLETE }
+// OBSOLETE \f
+// OBSOLETE static struct serial *
+// OBSOLETE open_tty (char *name)
+// OBSOLETE {
+// OBSOLETE struct serial *desc;
+// OBSOLETE
+// OBSOLETE desc = serial_open (name);
+// OBSOLETE if (!desc)
+// OBSOLETE perror_with_name (name);
+// OBSOLETE
+// OBSOLETE if (baud_rate != -1)
+// OBSOLETE {
+// OBSOLETE if (serial_setbaudrate (desc, baud_rate))
+// OBSOLETE {
+// OBSOLETE serial_close (desc);
+// OBSOLETE perror_with_name (name);
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE serial_raw (desc);
+// OBSOLETE
+// OBSOLETE serial_flush_input (desc);
+// OBSOLETE
+// OBSOLETE return desc;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE /* Read a single character from the remote end, masking it down to 7 bits. */
+// OBSOLETE
+// OBSOLETE static int
+// OBSOLETE readchar (struct serial *desc, int timeout)
+// OBSOLETE {
+// OBSOLETE int ch;
+// OBSOLETE char s[10];
+// OBSOLETE
+// OBSOLETE ch = serial_readchar (desc, timeout);
+// OBSOLETE
+// OBSOLETE switch (ch)
+// OBSOLETE {
+// OBSOLETE case SERIAL_EOF:
+// OBSOLETE error ("SPARClite remote connection closed");
+// OBSOLETE case SERIAL_ERROR:
+// OBSOLETE perror_with_name ("SPARClite communication error");
+// OBSOLETE case SERIAL_TIMEOUT:
+// OBSOLETE error ("SPARClite remote timeout");
+// OBSOLETE default:
+// OBSOLETE if (remote_debug > 0)
+// OBSOLETE {
+// OBSOLETE sprintf (s, "[%02x]", ch & 0xff);
+// OBSOLETE puts_debug ("read -->", s, "<--");
+// OBSOLETE }
+// OBSOLETE return ch;
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE debug_serial_write (struct serial *desc, char *buf, int len)
+// OBSOLETE {
+// OBSOLETE char s[10];
+// OBSOLETE
+// OBSOLETE serial_write (desc, buf, len);
+// OBSOLETE if (remote_debug > 0)
+// OBSOLETE {
+// OBSOLETE while (len-- > 0)
+// OBSOLETE {
+// OBSOLETE sprintf (s, "[%02x]", *buf & 0xff);
+// OBSOLETE puts_debug ("Sent -->", s, "<--");
+// OBSOLETE buf++;
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE
+// OBSOLETE static int
+// OBSOLETE send_resp (struct serial *desc, char c)
+// OBSOLETE {
+// OBSOLETE debug_serial_write (desc, &c, 1);
+// OBSOLETE return readchar (desc, remote_timeout);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE close_tty (void *ignore)
+// OBSOLETE {
+// OBSOLETE if (!remote_desc)
+// OBSOLETE return;
+// OBSOLETE
+// OBSOLETE serial_close (remote_desc);
+// OBSOLETE
+// OBSOLETE remote_desc = NULL;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE static int
+// OBSOLETE recv_udp_buf (int fd, unsigned char *buf, int len, int timeout)
+// OBSOLETE {
+// OBSOLETE int cc;
+// OBSOLETE fd_set readfds;
+// OBSOLETE
+// OBSOLETE FD_ZERO (&readfds);
+// OBSOLETE FD_SET (fd, &readfds);
+// OBSOLETE
+// OBSOLETE if (timeout >= 0)
+// OBSOLETE {
+// OBSOLETE struct timeval timebuf;
+// OBSOLETE
+// OBSOLETE timebuf.tv_sec = timeout;
+// OBSOLETE timebuf.tv_usec = 0;
+// OBSOLETE cc = select (fd + 1, &readfds, 0, 0, &timebuf);
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE cc = select (fd + 1, &readfds, 0, 0, 0);
+// OBSOLETE
+// OBSOLETE if (cc == 0)
+// OBSOLETE return 0;
+// OBSOLETE
+// OBSOLETE if (cc != 1)
+// OBSOLETE perror_with_name ("recv_udp_buf: Bad return value from select:");
+// OBSOLETE
+// OBSOLETE cc = recv (fd, buf, len, 0);
+// OBSOLETE
+// OBSOLETE if (cc < 0)
+// OBSOLETE perror_with_name ("Got an error from recv: ");
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static int
+// OBSOLETE send_udp_buf (int fd, unsigned char *buf, int len)
+// OBSOLETE {
+// OBSOLETE int cc;
+// OBSOLETE
+// OBSOLETE cc = send (fd, buf, len, 0);
+// OBSOLETE
+// OBSOLETE if (cc == len)
+// OBSOLETE return;
+// OBSOLETE
+// OBSOLETE if (cc < 0)
+// OBSOLETE perror_with_name ("Got an error from send: ");
+// OBSOLETE
+// OBSOLETE error ("Short count in send: tried %d, sent %d\n", len, cc);
+// OBSOLETE }
+// OBSOLETE #endif /* HAVE_SOCKETS */
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_open (char *name, int from_tty)
+// OBSOLETE {
+// OBSOLETE struct cleanup *old_chain;
+// OBSOLETE int c;
+// OBSOLETE char *p;
+// OBSOLETE
+// OBSOLETE if (!name)
+// OBSOLETE error ("You need to specify what device or hostname is associated with the SparcLite board.");
+// OBSOLETE
+// OBSOLETE target_preopen (from_tty);
+// OBSOLETE
+// OBSOLETE unpush_target (&sparclite_ops);
+// OBSOLETE
+// OBSOLETE if (remote_target_name)
+// OBSOLETE xfree (remote_target_name);
+// OBSOLETE
+// OBSOLETE remote_target_name = xstrdup (name);
+// OBSOLETE
+// OBSOLETE /* We need a 'serial' or 'udp' keyword to disambiguate host:port, which can
+// OBSOLETE mean either a serial port on a terminal server, or the IP address of a
+// OBSOLETE SPARClite demo board. If there's no colon, then it pretty much has to be
+// OBSOLETE a local device (except for DOS... grrmble) */
+// OBSOLETE
+// OBSOLETE p = strchr (name, ' ');
+// OBSOLETE
+// OBSOLETE if (p)
+// OBSOLETE {
+// OBSOLETE *p++ = '\000';
+// OBSOLETE while ((*p != '\000') && isspace (*p))
+// OBSOLETE p++;
+// OBSOLETE
+// OBSOLETE if (strncmp (name, "serial", strlen (name)) == 0)
+// OBSOLETE serial_flag = 1;
+// OBSOLETE else if (strncmp (name, "udp", strlen (name)) == 0)
+// OBSOLETE serial_flag = 0;
+// OBSOLETE else
+// OBSOLETE error ("Must specify either `serial' or `udp'.");
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE {
+// OBSOLETE p = name;
+// OBSOLETE
+// OBSOLETE if (!strchr (name, ':'))
+// OBSOLETE serial_flag = 1; /* No colon is unambiguous (local device) */
+// OBSOLETE else
+// OBSOLETE error ("Usage: target sparclite serial /dev/ttyb\n\
+// OBSOLETE or: target sparclite udp host");
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (serial_flag)
+// OBSOLETE {
+// OBSOLETE remote_desc = open_tty (p);
+// OBSOLETE
+// OBSOLETE old_chain = make_cleanup (close_tty, 0 /*ignore*/);
+// OBSOLETE
+// OBSOLETE c = send_resp (remote_desc, 0x00);
+// OBSOLETE
+// OBSOLETE if (c != 0xaa)
+// OBSOLETE error ("Unknown response (0x%x) from SparcLite. Try resetting the board.",
+// OBSOLETE c);
+// OBSOLETE
+// OBSOLETE c = send_resp (remote_desc, 0x55);
+// OBSOLETE
+// OBSOLETE if (c != 0x55)
+// OBSOLETE error ("Sparclite appears to be ill.");
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE {
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE struct hostent *he;
+// OBSOLETE struct sockaddr_in sockaddr;
+// OBSOLETE unsigned char buffer[100];
+// OBSOLETE int cc;
+// OBSOLETE
+// OBSOLETE /* Setup the socket. Must be raw UDP. */
+// OBSOLETE
+// OBSOLETE he = gethostbyname (p);
+// OBSOLETE
+// OBSOLETE if (!he)
+// OBSOLETE error ("No such host %s.", p);
+// OBSOLETE
+// OBSOLETE udp_fd = socket (PF_INET, SOCK_DGRAM, 0);
+// OBSOLETE
+// OBSOLETE old_chain = make_cleanup (close, udp_fd);
+// OBSOLETE
+// OBSOLETE sockaddr.sin_family = PF_INET;
+// OBSOLETE sockaddr.sin_port = htons (7000);
+// OBSOLETE memcpy (&sockaddr.sin_addr.s_addr, he->h_addr, sizeof (struct in_addr));
+// OBSOLETE
+// OBSOLETE if (connect (udp_fd, &sockaddr, sizeof (sockaddr)))
+// OBSOLETE perror_with_name ("Connect failed");
+// OBSOLETE
+// OBSOLETE buffer[0] = 0x5;
+// OBSOLETE buffer[1] = 0;
+// OBSOLETE
+// OBSOLETE send_udp_buf (udp_fd, buffer, 2); /* Request version */
+// OBSOLETE cc = recv_udp_buf (udp_fd, buffer, sizeof (buffer), 5); /* Get response */
+// OBSOLETE if (cc == 0)
+// OBSOLETE error ("SPARClite isn't responding.");
+// OBSOLETE
+// OBSOLETE if (cc < 3)
+// OBSOLETE error ("SPARClite appears to be ill.");
+// OBSOLETE #else
+// OBSOLETE error ("UDP downloading is not supported for DOS hosts.");
+// OBSOLETE #endif /* HAVE_SOCKETS */
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE printf_unfiltered ("[SPARClite appears to be alive]\n");
+// OBSOLETE
+// OBSOLETE push_target (&sparclite_ops);
+// OBSOLETE
+// OBSOLETE discard_cleanups (old_chain);
+// OBSOLETE
+// OBSOLETE return;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_close (int quitting)
+// OBSOLETE {
+// OBSOLETE if (serial_flag)
+// OBSOLETE close_tty (0);
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE else if (udp_fd != -1)
+// OBSOLETE close (udp_fd);
+// OBSOLETE #endif
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE #define LOAD_ADDRESS 0x40000000
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE download (char *target_name, char *args, int from_tty,
+// OBSOLETE void (*write_routine) (bfd *from_bfd, asection *from_sec,
+// OBSOLETE file_ptr from_addr, bfd_vma to_addr, int len),
+// OBSOLETE void (*start_routine) (bfd_vma entry))
+// OBSOLETE {
+// OBSOLETE struct cleanup *old_chain;
+// OBSOLETE asection *section;
+// OBSOLETE bfd *pbfd;
+// OBSOLETE bfd_vma entry;
+// OBSOLETE int i;
+// OBSOLETE #define WRITESIZE 1024
+// OBSOLETE char *filename;
+// OBSOLETE int quiet;
+// OBSOLETE int nostart;
+// OBSOLETE
+// OBSOLETE quiet = 0;
+// OBSOLETE nostart = 0;
+// OBSOLETE filename = NULL;
+// OBSOLETE
+// OBSOLETE while (*args != '\000')
+// OBSOLETE {
+// OBSOLETE char *arg;
+// OBSOLETE
+// OBSOLETE while (isspace (*args))
+// OBSOLETE args++;
+// OBSOLETE
+// OBSOLETE arg = args;
+// OBSOLETE
+// OBSOLETE while ((*args != '\000') && !isspace (*args))
+// OBSOLETE args++;
+// OBSOLETE
+// OBSOLETE if (*args != '\000')
+// OBSOLETE *args++ = '\000';
+// OBSOLETE
+// OBSOLETE if (*arg != '-')
+// OBSOLETE filename = arg;
+// OBSOLETE else if (strncmp (arg, "-quiet", strlen (arg)) == 0)
+// OBSOLETE quiet = 1;
+// OBSOLETE else if (strncmp (arg, "-nostart", strlen (arg)) == 0)
+// OBSOLETE nostart = 1;
+// OBSOLETE else
+// OBSOLETE error ("unknown option `%s'", arg);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (!filename)
+// OBSOLETE filename = get_exec_file (1);
+// OBSOLETE
+// OBSOLETE pbfd = bfd_openr (filename, gnutarget);
+// OBSOLETE if (pbfd == NULL)
+// OBSOLETE {
+// OBSOLETE perror_with_name (filename);
+// OBSOLETE return;
+// OBSOLETE }
+// OBSOLETE old_chain = make_cleanup_bfd_close (pbfd);
+// OBSOLETE
+// OBSOLETE if (!bfd_check_format (pbfd, bfd_object))
+// OBSOLETE error ("\"%s\" is not an object file: %s", filename,
+// OBSOLETE bfd_errmsg (bfd_get_error ()));
+// OBSOLETE
+// OBSOLETE for (section = pbfd->sections; section; section = section->next)
+// OBSOLETE {
+// OBSOLETE if (bfd_get_section_flags (pbfd, section) & SEC_LOAD)
+// OBSOLETE {
+// OBSOLETE bfd_vma section_address;
+// OBSOLETE bfd_size_type section_size;
+// OBSOLETE file_ptr fptr;
+// OBSOLETE const char *section_name;
+// OBSOLETE
+// OBSOLETE section_name = bfd_get_section_name (pbfd, section);
+// OBSOLETE
+// OBSOLETE section_address = bfd_get_section_vma (pbfd, section);
+// OBSOLETE
+// OBSOLETE /* Adjust sections from a.out files, since they don't
+// OBSOLETE carry their addresses with. */
+// OBSOLETE if (bfd_get_flavour (pbfd) == bfd_target_aout_flavour)
+// OBSOLETE {
+// OBSOLETE if (strcmp (section_name, ".text") == 0)
+// OBSOLETE section_address = bfd_get_start_address (pbfd);
+// OBSOLETE else if (strcmp (section_name, ".data") == 0)
+// OBSOLETE {
+// OBSOLETE /* Read the first 8 bytes of the data section.
+// OBSOLETE There should be the string 'DaTa' followed by
+// OBSOLETE a word containing the actual section address. */
+// OBSOLETE struct data_marker
+// OBSOLETE {
+// OBSOLETE char signature[4]; /* 'DaTa' */
+// OBSOLETE unsigned char sdata[4]; /* &sdata */
+// OBSOLETE }
+// OBSOLETE marker;
+// OBSOLETE bfd_get_section_contents (pbfd, section, &marker, 0,
+// OBSOLETE sizeof (marker));
+// OBSOLETE if (strncmp (marker.signature, "DaTa", 4) == 0)
+// OBSOLETE {
+// OBSOLETE if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+// OBSOLETE section_address = bfd_getb32 (marker.sdata);
+// OBSOLETE else
+// OBSOLETE section_address = bfd_getl32 (marker.sdata);
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE section_size = bfd_get_section_size_before_reloc (section);
+// OBSOLETE
+// OBSOLETE if (!quiet)
+// OBSOLETE printf_filtered ("[Loading section %s at 0x%x (%d bytes)]\n",
+// OBSOLETE bfd_get_section_name (pbfd, section),
+// OBSOLETE section_address,
+// OBSOLETE section_size);
+// OBSOLETE
+// OBSOLETE fptr = 0;
+// OBSOLETE while (section_size > 0)
+// OBSOLETE {
+// OBSOLETE int count;
+// OBSOLETE static char inds[] = "|/-\\";
+// OBSOLETE static int k = 0;
+// OBSOLETE
+// OBSOLETE QUIT;
+// OBSOLETE
+// OBSOLETE count = min (section_size, WRITESIZE);
+// OBSOLETE
+// OBSOLETE write_routine (pbfd, section, fptr, section_address, count);
+// OBSOLETE
+// OBSOLETE if (!quiet)
+// OBSOLETE {
+// OBSOLETE printf_unfiltered ("\r%c", inds[k++ % 4]);
+// OBSOLETE gdb_flush (gdb_stdout);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE section_address += count;
+// OBSOLETE fptr += count;
+// OBSOLETE section_size -= count;
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (!nostart)
+// OBSOLETE {
+// OBSOLETE entry = bfd_get_start_address (pbfd);
+// OBSOLETE
+// OBSOLETE if (!quiet)
+// OBSOLETE printf_unfiltered ("[Starting %s at 0x%x]\n", filename, entry);
+// OBSOLETE
+// OBSOLETE start_routine (entry);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE do_cleanups (old_chain);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_serial_start (bfd_vma entry)
+// OBSOLETE {
+// OBSOLETE char buffer[5];
+// OBSOLETE int i;
+// OBSOLETE
+// OBSOLETE buffer[0] = 0x03;
+// OBSOLETE store_unsigned_integer (buffer + 1, 4, entry);
+// OBSOLETE
+// OBSOLETE debug_serial_write (remote_desc, buffer, 1 + 4);
+// OBSOLETE i = readchar (remote_desc, remote_timeout);
+// OBSOLETE if (i != 0x55)
+// OBSOLETE error ("Can't start SparcLite. Error code %d\n", i);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_serial_write (bfd *from_bfd, asection *from_sec, file_ptr from_addr,
+// OBSOLETE bfd_vma to_addr, int len)
+// OBSOLETE {
+// OBSOLETE char buffer[4 + 4 + WRITESIZE]; /* addr + len + data */
+// OBSOLETE unsigned char checksum;
+// OBSOLETE int i;
+// OBSOLETE
+// OBSOLETE store_unsigned_integer (buffer, 4, to_addr); /* Address */
+// OBSOLETE store_unsigned_integer (buffer + 4, 4, len); /* Length */
+// OBSOLETE
+// OBSOLETE bfd_get_section_contents (from_bfd, from_sec, buffer + 8, from_addr, len);
+// OBSOLETE
+// OBSOLETE checksum = 0;
+// OBSOLETE for (i = 0; i < len; i++)
+// OBSOLETE checksum += buffer[8 + i];
+// OBSOLETE
+// OBSOLETE i = send_resp (remote_desc, 0x01);
+// OBSOLETE
+// OBSOLETE if (i != 0x5a)
+// OBSOLETE error ("Bad response from load command (0x%x)", i);
+// OBSOLETE
+// OBSOLETE debug_serial_write (remote_desc, buffer, 4 + 4 + len);
+// OBSOLETE i = readchar (remote_desc, remote_timeout);
+// OBSOLETE
+// OBSOLETE if (i != checksum)
+// OBSOLETE error ("Bad checksum from load command (0x%x)", i);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE
+// OBSOLETE static unsigned short
+// OBSOLETE calc_checksum (unsigned char *buffer, int count)
+// OBSOLETE {
+// OBSOLETE unsigned short checksum;
+// OBSOLETE
+// OBSOLETE checksum = 0;
+// OBSOLETE for (; count > 0; count -= 2, buffer += 2)
+// OBSOLETE checksum += (*buffer << 8) | *(buffer + 1);
+// OBSOLETE
+// OBSOLETE if (count != 0)
+// OBSOLETE checksum += *buffer << 8;
+// OBSOLETE
+// OBSOLETE return checksum;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_udp_start (bfd_vma entry)
+// OBSOLETE {
+// OBSOLETE unsigned char buffer[6];
+// OBSOLETE int i;
+// OBSOLETE
+// OBSOLETE buffer[0] = 0x3;
+// OBSOLETE buffer[1] = 0;
+// OBSOLETE buffer[2] = entry >> 24;
+// OBSOLETE buffer[3] = entry >> 16;
+// OBSOLETE buffer[4] = entry >> 8;
+// OBSOLETE buffer[5] = entry;
+// OBSOLETE
+// OBSOLETE send_udp_buf (udp_fd, buffer, 6); /* Send start addr */
+// OBSOLETE i = recv_udp_buf (udp_fd, buffer, sizeof (buffer), -1); /* Get response */
+// OBSOLETE
+// OBSOLETE if (i < 1 || buffer[0] != 0x55)
+// OBSOLETE error ("Failed to take start address.");
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_udp_write (bfd *from_bfd, asection *from_sec, file_ptr from_addr,
+// OBSOLETE bfd_vma to_addr, int len)
+// OBSOLETE {
+// OBSOLETE unsigned char buffer[2000];
+// OBSOLETE unsigned short checksum;
+// OBSOLETE static int pkt_num = 0;
+// OBSOLETE static unsigned long old_addr = -1;
+// OBSOLETE int i;
+// OBSOLETE
+// OBSOLETE while (1)
+// OBSOLETE {
+// OBSOLETE if (to_addr != old_addr)
+// OBSOLETE {
+// OBSOLETE buffer[0] = 0x1; /* Load command */
+// OBSOLETE buffer[1] = 0x1; /* Loading address */
+// OBSOLETE buffer[2] = to_addr >> 24;
+// OBSOLETE buffer[3] = to_addr >> 16;
+// OBSOLETE buffer[4] = to_addr >> 8;
+// OBSOLETE buffer[5] = to_addr;
+// OBSOLETE
+// OBSOLETE checksum = 0;
+// OBSOLETE for (i = 0; i < 6; i++)
+// OBSOLETE checksum += buffer[i];
+// OBSOLETE checksum &= 0xff;
+// OBSOLETE
+// OBSOLETE send_udp_buf (udp_fd, buffer, 6);
+// OBSOLETE i = recv_udp_buf (udp_fd, buffer, sizeof buffer, -1);
+// OBSOLETE
+// OBSOLETE if (i < 1)
+// OBSOLETE error ("Got back short checksum for load addr.");
+// OBSOLETE
+// OBSOLETE if (checksum != buffer[0])
+// OBSOLETE error ("Got back bad checksum for load addr.");
+// OBSOLETE
+// OBSOLETE pkt_num = 0; /* Load addr resets packet seq # */
+// OBSOLETE old_addr = to_addr;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE bfd_get_section_contents (from_bfd, from_sec, buffer + 6, from_addr,
+// OBSOLETE len);
+// OBSOLETE
+// OBSOLETE checksum = calc_checksum (buffer + 6, len);
+// OBSOLETE
+// OBSOLETE buffer[0] = 0x1; /* Load command */
+// OBSOLETE buffer[1] = 0x2; /* Loading data */
+// OBSOLETE buffer[2] = pkt_num >> 8;
+// OBSOLETE buffer[3] = pkt_num;
+// OBSOLETE buffer[4] = checksum >> 8;
+// OBSOLETE buffer[5] = checksum;
+// OBSOLETE
+// OBSOLETE send_udp_buf (udp_fd, buffer, len + 6);
+// OBSOLETE i = recv_udp_buf (udp_fd, buffer, sizeof buffer, 3);
+// OBSOLETE
+// OBSOLETE if (i == 0)
+// OBSOLETE {
+// OBSOLETE fprintf_unfiltered (gdb_stderr, "send_data: timeout sending %d bytes to address 0x%x retrying\n", len, to_addr);
+// OBSOLETE continue;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (buffer[0] != 0xff)
+// OBSOLETE error ("Got back bad response for load data.");
+// OBSOLETE
+// OBSOLETE old_addr += len;
+// OBSOLETE pkt_num++;
+// OBSOLETE
+// OBSOLETE return;
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE #endif /* HAVE_SOCKETS */
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE sparclite_download (char *filename, int from_tty)
+// OBSOLETE {
+// OBSOLETE if (!serial_flag)
+// OBSOLETE #ifdef HAVE_SOCKETS
+// OBSOLETE download (remote_target_name, filename, from_tty, sparclite_udp_write,
+// OBSOLETE sparclite_udp_start);
+// OBSOLETE #else
+// OBSOLETE internal_error (__FILE__, __LINE__, "failed internal consistency check"); /* sparclite_open should prevent this! */
+// OBSOLETE #endif
+// OBSOLETE else
+// OBSOLETE download (remote_target_name, filename, from_tty, sparclite_serial_write,
+// OBSOLETE sparclite_serial_start);
+// OBSOLETE }
+// OBSOLETE \f
+// OBSOLETE /* Set up the sparclite target vector. */
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE init_sparclite_ops (void)
+// OBSOLETE {
+// OBSOLETE sparclite_ops.to_shortname = "sparclite";
+// OBSOLETE sparclite_ops.to_longname = "SPARClite download target";
+// OBSOLETE sparclite_ops.to_doc = "Download to a remote SPARClite target board via serial of UDP.\n\
+// OBSOLETE Specify the device it is connected to (e.g. /dev/ttya).";
+// OBSOLETE sparclite_ops.to_open = sparclite_open;
+// OBSOLETE sparclite_ops.to_close = sparclite_close;
+// OBSOLETE sparclite_ops.to_load = sparclite_download;
+// OBSOLETE sparclite_ops.to_stratum = download_stratum;
+// OBSOLETE sparclite_ops.to_magic = OPS_MAGIC;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE void
+// OBSOLETE _initialize_sparcl_tdep (void)
+// OBSOLETE {
+// OBSOLETE init_sparclite_ops ();
+// OBSOLETE add_target (&sparclite_ops);
+// OBSOLETE }
projects / deliverable / binutils-gdb.git / blobdiff