| // 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 |
| // 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 |
| // 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 } |
