From 071ea11e85eb9d529cc5eb3d35f6247466a21b99 Mon Sep 17 00:00:00 2001 From: Stan Shebs Date: Fri, 16 Apr 1999 01:34:07 +0000 Subject: Initial creation of sourceware repository --- gdb/remote-d10v.c | 228 ------------------------------------------------------ 1 file changed, 228 deletions(-) delete mode 100644 gdb/remote-d10v.c (limited to 'gdb/remote-d10v.c') diff --git a/gdb/remote-d10v.c b/gdb/remote-d10v.c deleted file mode 100644 index d529b21..0000000 --- a/gdb/remote-d10v.c +++ /dev/null @@ -1,228 +0,0 @@ -/* Remote target communications for d10v connected via a serial line. - Copyright 1988, 1991, 1992, 1993, 1994, 1995, 1996, 1997 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 "gdb_string.h" -#include -#include "frame.h" -#include "inferior.h" -#include "bfd.h" -#include "symfile.h" -#include "target.h" -#include "wait.h" -/*#include "terminal.h"*/ -#include "gdbcmd.h" -#include "objfiles.h" -#include "gdb-stabs.h" -#include "gdbthread.h" - -#include "dcache.h" - -#ifdef USG -#include -#endif - -#include -#include "serial.h" - -/* Prototypes for local functions */ - -static void remote_d10v_open PARAMS ((char *name, int from_tty)); - -/* Define the target subroutine names */ -static struct target_ops remote_d10v_ops; - -/* Open a connection to a remote debugger. - NAME is the filename used for communication. */ - -static void -remote_d10v_open (name, from_tty) - char *name; - int from_tty; -{ - pop_target (); - push_remote_target (name, from_tty); -} - - -/* Translate a GDB virtual ADDR/LEN into a format the remote target - understands. Returns number of bytes that can be transfered - starting at taddr, ZERO if no bytes can be transfered. */ -int -remote_d10v_translate_xfer_address (memaddr, nr_bytes, taddr) - CORE_ADDR memaddr; - int nr_bytes; - CORE_ADDR *taddr; -{ - CORE_ADDR phys; - CORE_ADDR seg; - CORE_ADDR off; - char *from = "unknown"; - char *to = "unknown"; - unsigned short imap0 = read_register (IMAP0_REGNUM); - unsigned short imap1 = read_register (IMAP1_REGNUM); - unsigned short dmap = read_register (DMAP_REGNUM); - - /* GDB interprets addresses as: - - 0x00xxxxxx: Logical data address segment (DMAP translated memory) - 0x01xxxxxx: Logical instruction address segment (IMAP translated memory) - 0x10xxxxxx: Physical data memory segment (On-chip data memory) - 0x11xxxxxx: Physical instruction memory segment (On-chip insn memory) - 0x12xxxxxx: Phisical unified memory segment (Unified memory) - - The remote d10v board interprets addresses as: - - 0x00xxxxxx: Phisical unified memory segment (Unified memory) - 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory) - 0x02xxxxxx: Physical data memory segment (On-chip data memory) - - Translate according to current IMAP/dmap registers */ - - enum { - targ_unified = 0x00000000, - targ_insn = 0x01000000, - targ_data = 0x02000000, - }; - - seg = (memaddr >> 24); - off = (memaddr & 0xffffffL); - - switch (seg) - { - case 0x00: /* in logical data address segment */ - { - from = "logical-data"; - if (off <= 0x7fffL) - { - /* On chip data */ - phys = targ_data + off; - if (off + nr_bytes > 0x7fffL) - /* don't cross VM boundary */ - nr_bytes = 0x7fffL - off + 1; - to = "chip-data"; - } - else if (off <= 0xbfffL) - { - short map = dmap; - if (map & 0x1000) - { - /* Instruction memory */ - phys = targ_insn | ((map & 0xf) << 14) | (off & 0x3fff); - to = "chip-insn"; - } - else - { - /* Unified memory */ - phys = targ_unified | ((map & 0x3ff) << 14) | (off & 0x3fff); - to = "unified"; - } - if (off + nr_bytes > 0xbfffL) - /* don't cross VM boundary */ - nr_bytes = (0xbfffL - off + 1); - } - else - { - /* Logical address out side of data segments, not supported */ - return (0); - } - break; - } - - case 0x01: /* in logical instruction address segment */ - { - short map; - from = "logical-insn"; - if (off <= 0x1ffffL) - { - map = imap0; - } - else if (off <= 0x3ffffL) - { - map = imap1; - } - else - { - /* Logical address outside of IMAP[01] segment, not - supported */ - return (0); - } - if ((off & 0x1ffff) + nr_bytes > 0x1ffffL) - { - /* don't cross VM boundary */ - nr_bytes = 0x1ffffL - (off & 0x1ffffL) + 1; - } - if (map & 0x1000) - /* Instruction memory */ - { - phys = targ_insn | off; - to = "chip-insn"; - } - else - { - phys = ((map & 0x7fL) << 17) + (off & 0x1ffffL); - if (phys > 0xffffffL) - /* Address outside of unified address segment */ - return (0); - phys |= targ_unified; - to = "unified"; - } - break; - } - - case 0x10: /* Physical data memory segment */ - from = "phys-data"; - phys = targ_data | off; - to = "chip-data"; - break; - - case 0x11: /* Physical instruction memory */ - from = "phys-insn"; - phys = targ_insn | off; - to = "chip-insn"; - break; - - case 0x12: /* Physical unified memory */ - from = "phys-unified"; - phys = targ_unified | off; - to = "unified"; - break; - - default: - return (0); - } - - - *taddr = phys; - return nr_bytes; -} - - -void -_initialize_remote_d10v () -{ - remote_d10v_ops.to_shortname = "d10v"; - remote_d10v_ops.to_longname = "Remote d10v serial target in gdb-specific protocol"; - remote_d10v_ops.to_doc = "Use a remote d10v via a serial line, using a gdb-specific protocol.\n\ -Specify the serial device it is connected to (e.g. /dev/ttya)."; - remote_d10v_ops.to_open = remote_d10v_open; - - add_target (&remote_d10v_ops); -} -- cgit v1.1