870 lines
30 KiB
C
870 lines
30 KiB
C
// OBSOLETE /* Target dependent code for the Fujitsu SPARClite for GDB, the GNU debugger.
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// OBSOLETE Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001
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// OBSOLETE Free Software Foundation, Inc.
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// OBSOLETE
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// OBSOLETE This file is part of GDB.
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// OBSOLETE
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// OBSOLETE This program is free software; you can redistribute it and/or modify
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// OBSOLETE it under the terms of the GNU General Public License as published by
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// OBSOLETE the Free Software Foundation; either version 2 of the License, or
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// OBSOLETE (at your option) any later version.
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// OBSOLETE
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// OBSOLETE This program is distributed in the hope that it will be useful,
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// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
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// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// OBSOLETE GNU General Public License for more details.
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// OBSOLETE
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// OBSOLETE You should have received a copy of the GNU General Public License
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// OBSOLETE along with this program; if not, write to the Free Software
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// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
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// OBSOLETE Boston, MA 02111-1307, USA. */
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// OBSOLETE
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// OBSOLETE #include "defs.h"
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// OBSOLETE #include "gdbcore.h"
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// OBSOLETE #include "breakpoint.h"
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// OBSOLETE #include "target.h"
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// OBSOLETE #include "serial.h"
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// OBSOLETE #include "regcache.h"
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// OBSOLETE #include <sys/types.h>
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// OBSOLETE
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// OBSOLETE #if (!defined(__GO32__) && !defined(_WIN32)) || defined(__CYGWIN__)
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// OBSOLETE #define HAVE_SOCKETS
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// OBSOLETE #include <sys/time.h>
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// OBSOLETE #include <sys/socket.h>
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// OBSOLETE #include <netinet/in.h>
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// OBSOLETE #include <netdb.h>
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// OBSOLETE #endif
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// OBSOLETE
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// OBSOLETE static struct target_ops sparclite_ops;
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// OBSOLETE
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// OBSOLETE static char *remote_target_name = NULL;
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// OBSOLETE static struct serial *remote_desc = NULL;
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// OBSOLETE static int serial_flag;
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// OBSOLETE #ifdef HAVE_SOCKETS
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// OBSOLETE static int udp_fd = -1;
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// OBSOLETE #endif
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// OBSOLETE
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// OBSOLETE static struct serial *open_tty (char *name);
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// OBSOLETE static int send_resp (struct serial *desc, char c);
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// OBSOLETE static void close_tty (void * ignore);
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// OBSOLETE #ifdef HAVE_SOCKETS
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// OBSOLETE static int recv_udp_buf (int fd, unsigned char *buf, int len, int timeout);
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// OBSOLETE static int send_udp_buf (int fd, unsigned char *buf, int len);
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// OBSOLETE #endif
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// OBSOLETE static void sparclite_open (char *name, int from_tty);
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// OBSOLETE static void sparclite_close (int quitting);
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// OBSOLETE static void download (char *target_name, char *args, int from_tty,
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// OBSOLETE void (*write_routine) (bfd * from_bfd,
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// OBSOLETE asection * from_sec,
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// OBSOLETE file_ptr from_addr,
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// OBSOLETE bfd_vma to_addr, int len),
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// OBSOLETE void (*start_routine) (bfd_vma entry));
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// OBSOLETE static void sparclite_serial_start (bfd_vma entry);
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// OBSOLETE static void sparclite_serial_write (bfd * from_bfd, asection * from_sec,
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// OBSOLETE file_ptr from_addr,
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// OBSOLETE bfd_vma to_addr, int len);
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// OBSOLETE #ifdef HAVE_SOCKETS
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// OBSOLETE static unsigned short calc_checksum (unsigned char *buffer, int count);
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// OBSOLETE static void sparclite_udp_start (bfd_vma entry);
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// OBSOLETE static void sparclite_udp_write (bfd * from_bfd, asection * from_sec,
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// OBSOLETE file_ptr from_addr, bfd_vma to_addr,
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// OBSOLETE int len);
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// OBSOLETE #endif
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// OBSOLETE static void sparclite_download (char *filename, int from_tty);
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// OBSOLETE
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// OBSOLETE #define DDA2_SUP_ASI 0xb000000
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// OBSOLETE #define DDA1_SUP_ASI 0xb0000
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// OBSOLETE
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// OBSOLETE #define DDA2_ASI_MASK 0xff000000
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// OBSOLETE #define DDA1_ASI_MASK 0xff0000
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// OBSOLETE #define DIA2_SUP_MODE 0x8000
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// OBSOLETE #define DIA1_SUP_MODE 0x4000
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// OBSOLETE #define DDA2_ENABLE 0x100
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// OBSOLETE #define DDA1_ENABLE 0x80
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// OBSOLETE #define DIA2_ENABLE 0x40
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// OBSOLETE #define DIA1_ENABLE 0x20
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// OBSOLETE #define DSINGLE_STEP 0x10 /* not used */
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// OBSOLETE #define DDV_TYPE_MASK 0xc
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// OBSOLETE #define DDV_TYPE_LOAD 0x0
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// OBSOLETE #define DDV_TYPE_STORE 0x4
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// OBSOLETE #define DDV_TYPE_ACCESS 0x8
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// OBSOLETE #define DDV_TYPE_ALWAYS 0xc
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// OBSOLETE #define DDV_COND 0x2
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// OBSOLETE #define DDV_MASK 0x1
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// OBSOLETE
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// OBSOLETE int
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// OBSOLETE sparclite_insert_watchpoint (CORE_ADDR addr, int len, int type)
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// OBSOLETE {
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// OBSOLETE CORE_ADDR dcr;
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// OBSOLETE
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// OBSOLETE dcr = read_register (DCR_REGNUM);
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// OBSOLETE
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// OBSOLETE if (!(dcr & DDA1_ENABLE))
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// OBSOLETE {
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// OBSOLETE write_register (DDA1_REGNUM, addr);
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// OBSOLETE dcr &= ~(DDA1_ASI_MASK | DDV_TYPE_MASK);
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// OBSOLETE dcr |= (DDA1_SUP_ASI | DDA1_ENABLE);
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// OBSOLETE if (type == 1)
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// OBSOLETE {
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// OBSOLETE write_register (DDV1_REGNUM, 0);
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// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
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// OBSOLETE dcr |= (DDV_TYPE_LOAD & (~DDV_COND & ~DDV_MASK));
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// OBSOLETE }
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// OBSOLETE else if (type == 0)
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// OBSOLETE {
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// OBSOLETE write_register (DDV1_REGNUM, 0);
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// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
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// OBSOLETE dcr |= (DDV_TYPE_STORE & (~DDV_COND & ~DDV_MASK));
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// OBSOLETE }
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// OBSOLETE else
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// OBSOLETE {
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// OBSOLETE write_register (DDV1_REGNUM, 0);
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// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
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// OBSOLETE dcr |= (DDV_TYPE_ACCESS);
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// OBSOLETE }
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// OBSOLETE write_register (DCR_REGNUM, dcr);
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// OBSOLETE }
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// OBSOLETE else if (!(dcr & DDA2_ENABLE))
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// OBSOLETE {
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// OBSOLETE write_register (DDA2_REGNUM, addr);
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// OBSOLETE dcr &= ~(DDA2_ASI_MASK & DDV_TYPE_MASK);
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// OBSOLETE dcr |= (DDA2_SUP_ASI | DDA2_ENABLE);
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// OBSOLETE if (type == 1)
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// OBSOLETE {
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// OBSOLETE write_register (DDV1_REGNUM, 0);
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// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
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// OBSOLETE dcr |= (DDV_TYPE_LOAD & ~DDV_COND & ~DDV_MASK);
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// OBSOLETE }
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// OBSOLETE else if (type == 0)
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// OBSOLETE {
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// OBSOLETE write_register (DDV1_REGNUM, 0);
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// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
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// OBSOLETE dcr |= (DDV_TYPE_STORE & ~DDV_COND & ~DDV_MASK);
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// OBSOLETE }
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// OBSOLETE else
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// OBSOLETE {
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// OBSOLETE write_register (DDV1_REGNUM, 0);
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// OBSOLETE write_register (DDV2_REGNUM, 0xffffffff);
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// OBSOLETE dcr |= (DDV_TYPE_ACCESS);
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// OBSOLETE }
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// OBSOLETE write_register (DCR_REGNUM, dcr);
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// OBSOLETE }
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// OBSOLETE else
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// OBSOLETE return -1;
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// OBSOLETE
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// OBSOLETE return 0;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE int
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// OBSOLETE sparclite_remove_watchpoint (CORE_ADDR addr, int len, int type)
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// OBSOLETE {
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// OBSOLETE CORE_ADDR dcr, dda1, dda2;
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// OBSOLETE
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// OBSOLETE dcr = read_register (DCR_REGNUM);
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// OBSOLETE dda1 = read_register (DDA1_REGNUM);
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// OBSOLETE dda2 = read_register (DDA2_REGNUM);
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// OBSOLETE
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// OBSOLETE if ((dcr & DDA1_ENABLE) && addr == dda1)
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// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DDA1_ENABLE));
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// OBSOLETE else if ((dcr & DDA2_ENABLE) && addr == dda2)
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// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DDA2_ENABLE));
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// OBSOLETE else
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// OBSOLETE return -1;
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// OBSOLETE
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// OBSOLETE return 0;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE int
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// OBSOLETE sparclite_insert_hw_breakpoint (CORE_ADDR addr, int len)
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// OBSOLETE {
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// OBSOLETE CORE_ADDR dcr;
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// OBSOLETE
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// OBSOLETE dcr = read_register (DCR_REGNUM);
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// OBSOLETE
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// OBSOLETE if (!(dcr & DIA1_ENABLE))
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// OBSOLETE {
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// OBSOLETE write_register (DIA1_REGNUM, addr);
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// OBSOLETE write_register (DCR_REGNUM, (dcr | DIA1_ENABLE | DIA1_SUP_MODE));
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// OBSOLETE }
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// OBSOLETE else if (!(dcr & DIA2_ENABLE))
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// OBSOLETE {
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// OBSOLETE write_register (DIA2_REGNUM, addr);
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// OBSOLETE write_register (DCR_REGNUM, (dcr | DIA2_ENABLE | DIA2_SUP_MODE));
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// OBSOLETE }
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// OBSOLETE else
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// OBSOLETE return -1;
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// OBSOLETE
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// OBSOLETE return 0;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE int
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// OBSOLETE sparclite_remove_hw_breakpoint (CORE_ADDR addr, int shadow)
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// OBSOLETE {
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// OBSOLETE CORE_ADDR dcr, dia1, dia2;
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// OBSOLETE
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// OBSOLETE dcr = read_register (DCR_REGNUM);
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// OBSOLETE dia1 = read_register (DIA1_REGNUM);
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// OBSOLETE dia2 = read_register (DIA2_REGNUM);
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// OBSOLETE
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// OBSOLETE if ((dcr & DIA1_ENABLE) && addr == dia1)
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// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DIA1_ENABLE));
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// OBSOLETE else if ((dcr & DIA2_ENABLE) && addr == dia2)
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// OBSOLETE write_register (DCR_REGNUM, (dcr & ~DIA2_ENABLE));
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// OBSOLETE else
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// OBSOLETE return -1;
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// OBSOLETE
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// OBSOLETE return 0;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE int
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// OBSOLETE sparclite_check_watch_resources (int type, int cnt, int ot)
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// OBSOLETE {
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// OBSOLETE /* Watchpoints not supported on simulator. */
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// OBSOLETE if (strcmp (target_shortname, "sim") == 0)
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// OBSOLETE return 0;
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// OBSOLETE
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// OBSOLETE if (type == bp_hardware_breakpoint)
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// OBSOLETE {
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// OBSOLETE if (TARGET_HW_BREAK_LIMIT == 0)
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// OBSOLETE return 0;
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// OBSOLETE else if (cnt <= TARGET_HW_BREAK_LIMIT)
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// OBSOLETE return 1;
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// OBSOLETE }
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// OBSOLETE else
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// OBSOLETE {
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// OBSOLETE if (TARGET_HW_WATCH_LIMIT == 0)
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// OBSOLETE return 0;
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// OBSOLETE else if (ot)
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// OBSOLETE return -1;
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// OBSOLETE else if (cnt <= TARGET_HW_WATCH_LIMIT)
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// OBSOLETE return 1;
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// OBSOLETE }
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// OBSOLETE return -1;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE CORE_ADDR
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// OBSOLETE sparclite_stopped_data_address (void)
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// OBSOLETE {
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// OBSOLETE CORE_ADDR dsr, dda1, dda2;
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// OBSOLETE
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// OBSOLETE dsr = read_register (DSR_REGNUM);
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// OBSOLETE dda1 = read_register (DDA1_REGNUM);
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// OBSOLETE dda2 = read_register (DDA2_REGNUM);
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// OBSOLETE
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// OBSOLETE if (dsr & 0x10)
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// OBSOLETE return dda1;
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// OBSOLETE else if (dsr & 0x20)
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// OBSOLETE return dda2;
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// OBSOLETE else
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// OBSOLETE return 0;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE static struct serial *
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// OBSOLETE open_tty (char *name)
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// OBSOLETE {
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// OBSOLETE struct serial *desc;
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// OBSOLETE
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// OBSOLETE desc = serial_open (name);
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// OBSOLETE if (!desc)
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// OBSOLETE perror_with_name (name);
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// OBSOLETE
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// OBSOLETE if (baud_rate != -1)
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// OBSOLETE {
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// OBSOLETE if (serial_setbaudrate (desc, baud_rate))
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// OBSOLETE {
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// OBSOLETE serial_close (desc);
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// OBSOLETE perror_with_name (name);
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// OBSOLETE }
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE serial_raw (desc);
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// OBSOLETE
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// OBSOLETE serial_flush_input (desc);
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// OBSOLETE
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// OBSOLETE return desc;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE /* Read a single character from the remote end, masking it down to 7 bits. */
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// OBSOLETE
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// OBSOLETE static int
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// OBSOLETE readchar (struct serial *desc, int timeout)
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// OBSOLETE {
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// OBSOLETE int ch;
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// OBSOLETE char s[10];
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// OBSOLETE
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// OBSOLETE ch = serial_readchar (desc, timeout);
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// OBSOLETE
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// OBSOLETE switch (ch)
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// OBSOLETE {
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// OBSOLETE case SERIAL_EOF:
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// OBSOLETE error ("SPARClite remote connection closed");
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// OBSOLETE case SERIAL_ERROR:
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// OBSOLETE perror_with_name ("SPARClite communication error");
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// OBSOLETE case SERIAL_TIMEOUT:
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// OBSOLETE error ("SPARClite remote timeout");
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// OBSOLETE default:
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// OBSOLETE if (remote_debug > 0)
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// OBSOLETE {
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// OBSOLETE sprintf (s, "[%02x]", ch & 0xff);
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// OBSOLETE puts_debug ("read -->", s, "<--");
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// OBSOLETE }
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// OBSOLETE return ch;
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// OBSOLETE }
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE static void
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// OBSOLETE debug_serial_write (struct serial *desc, char *buf, int len)
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// OBSOLETE {
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// OBSOLETE char s[10];
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// OBSOLETE
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// OBSOLETE serial_write (desc, buf, len);
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// OBSOLETE if (remote_debug > 0)
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// OBSOLETE {
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// OBSOLETE while (len-- > 0)
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// OBSOLETE {
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// OBSOLETE sprintf (s, "[%02x]", *buf & 0xff);
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// OBSOLETE puts_debug ("Sent -->", s, "<--");
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// OBSOLETE buf++;
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// OBSOLETE }
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// OBSOLETE }
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE
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// OBSOLETE static int
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// OBSOLETE send_resp (struct serial *desc, char c)
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// OBSOLETE {
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// OBSOLETE debug_serial_write (desc, &c, 1);
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// OBSOLETE return readchar (desc, remote_timeout);
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE static void
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// OBSOLETE close_tty (void *ignore)
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// OBSOLETE {
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// OBSOLETE if (!remote_desc)
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// OBSOLETE return;
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// OBSOLETE
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// OBSOLETE serial_close (remote_desc);
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// OBSOLETE
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// OBSOLETE remote_desc = NULL;
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE #ifdef HAVE_SOCKETS
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// OBSOLETE static int
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// OBSOLETE recv_udp_buf (int fd, unsigned char *buf, int len, int timeout)
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// OBSOLETE {
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// OBSOLETE int cc;
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// OBSOLETE fd_set readfds;
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// OBSOLETE
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// OBSOLETE FD_ZERO (&readfds);
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// OBSOLETE FD_SET (fd, &readfds);
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// OBSOLETE
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// OBSOLETE if (timeout >= 0)
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// OBSOLETE {
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// OBSOLETE struct timeval timebuf;
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// OBSOLETE
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// OBSOLETE timebuf.tv_sec = timeout;
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// OBSOLETE timebuf.tv_usec = 0;
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// OBSOLETE cc = select (fd + 1, &readfds, 0, 0, &timebuf);
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// OBSOLETE }
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// OBSOLETE else
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// OBSOLETE cc = select (fd + 1, &readfds, 0, 0, 0);
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// OBSOLETE
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// OBSOLETE if (cc == 0)
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// OBSOLETE return 0;
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// OBSOLETE
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// OBSOLETE if (cc != 1)
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// OBSOLETE perror_with_name ("recv_udp_buf: Bad return value from select:");
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// OBSOLETE
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// OBSOLETE cc = recv (fd, buf, len, 0);
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// OBSOLETE
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// OBSOLETE if (cc < 0)
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// OBSOLETE perror_with_name ("Got an error from recv: ");
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE static int
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// OBSOLETE send_udp_buf (int fd, unsigned char *buf, int len)
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// OBSOLETE {
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// OBSOLETE int cc;
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// OBSOLETE
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// OBSOLETE cc = send (fd, buf, len, 0);
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// OBSOLETE
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// OBSOLETE if (cc == len)
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// OBSOLETE return;
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// OBSOLETE
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// OBSOLETE if (cc < 0)
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// OBSOLETE perror_with_name ("Got an error from send: ");
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// OBSOLETE
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// OBSOLETE error ("Short count in send: tried %d, sent %d\n", len, cc);
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// OBSOLETE }
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// OBSOLETE #endif /* HAVE_SOCKETS */
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// OBSOLETE
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// 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 }
|