//========================================================================== // // dump.c // // RedBoot dump support // //========================================================================== //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // Copyright (C) 2002 Gary Thomas // // eCos 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 or (at your option) any later version. // // eCos 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 eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): gthomas // Contributors: gthomas // Date: 2002-08-06 // Purpose: // Description: // // This code is part of RedBoot (tm). // //####DESCRIPTIONEND#### // //========================================================================== #include RedBoot_cmd("dump", "Display (hex dump) a range of memory", "-b [-l ] [-s] [-1|-2|-4]", do_dump ); RedBoot_cmd("x", "Display (hex dump) a range of memory", "-b [-l ] [-s] [-1|-2|-4]", do_x ); void do_dump(int argc, char *argv[]) { struct option_info opts[6]; unsigned long base, len; bool base_set, len_set; static unsigned long _base, _len; static char _size = 1; bool srec_dump, set_32bit, set_16bit, set_8bit; int i, n, off, cksum; cyg_uint8 ch; init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM, (void *)&base, (bool *)&base_set, "base address"); init_opts(&opts[1], 'l', true, OPTION_ARG_TYPE_NUM, (void *)&len, (bool *)&len_set, "length"); init_opts(&opts[2], 's', false, OPTION_ARG_TYPE_FLG, (void *)&srec_dump, 0, "dump data using Morotola S-records"); init_opts(&opts[3], '4', false, OPTION_ARG_TYPE_FLG, (void *)&set_32bit, (bool *)0, "dump 32 bit units"); init_opts(&opts[4], '2', false, OPTION_ARG_TYPE_FLG, (void *)&set_16bit, (bool *)0, "dump 16 bit units"); init_opts(&opts[5], '1', false, OPTION_ARG_TYPE_FLG, (void *)&set_8bit, (bool *)0, "dump 8 bit units"); if (!scan_opts(argc, argv, 1, opts, 6, 0, 0, "")) { return; } if (!base_set) { if (_base == 0) { diag_printf("Dump what [location]?\n"); return; } base = _base; if (!len_set) { len = _len; len_set = true; } } if (set_32bit) { _size = 4; } else if (set_16bit) { _size = 2; } else if (set_8bit) { _size = 1; } if (!len_set) { len = 32; } if (srec_dump) { off = 0; while (off < len) { n = (len > 16) ? 16 : len; cksum = n+5; diag_printf("S3%02X%08lX", n+5, off+base); for (i = 0; i < 4; i++) { cksum += (((base+off)>>(i*8)) & 0xFF); } for (i = 0; i < n; i++) { ch = *(cyg_uint8 *)(base+off+i); diag_printf("%02X", ch); cksum += ch; } diag_printf("%02X\n", ~cksum & 0xFF); off += n; } } else { switch( _size ) { case 1: diag_dump_buf((void *)base, len); break; case 2: diag_dump_buf_16bit((void *)base, len); break; case 4: diag_dump_buf_32bit((void *)base, len); break; } } _base = base + len; _len = len; } // Simple alias for the dump command void do_x(int argc, char *argv[]) { do_dump(argc, argv); }