/* parce.c -- Architecture independent load
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/* parce.c -- Architecture independent load
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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This file is part of OpenRISC 1000 Architectural Simulator.
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This file is part of OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include <stdio.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <ctype.h>
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#include <string.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include "config.h"
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#include "config.h"
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#ifdef HAVE_INTTYPES_H
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#ifdef HAVE_INTTYPES_H
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#include <inttypes.h>
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#include <inttypes.h>
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#endif
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#endif
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#include "port.h"
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#include "port.h"
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#include "arch.h"
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#include "arch.h"
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#include "abstract.h"
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#include "abstract.h"
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#include "dmmu.h"
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#include "dmmu.h"
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#include "coff.h"
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#include "coff.h"
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#include "elf.h"
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#include "elf.h"
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#include "debug_unit.h"
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#include "debug_unit.h"
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#include "opcode/or32.h"
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#include "opcode/or32.h"
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#include "parse.h"
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#include "parse.h"
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#include "sim-config.h"
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#include "sim-config.h"
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#include "labels.h"
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#include "labels.h"
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#include "debug.h"
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#include "debug.h"
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#define MEMORY_LEN 0x100000000
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#define MEMORY_LEN 0x100000000
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#define MAXLINE_LEN 18000
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#define MAXLINE_LEN 18000
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/* Whether to do immediate statistics */
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/* Whether to do immediate statistics */
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#define IMM_STATS 0
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#define IMM_STATS 0
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extern char *disassembled;
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extern char *disassembled;
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/* Unused mem memory marker. It is used when allocating program and data memory
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/* Unused mem memory marker. It is used when allocating program and data memory
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during parsing */
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during parsing */
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unsigned int freemem;
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unsigned int freemem;
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/* Translation table provided by microkernel. Only used if simulating microkernel. */
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/* Translation table provided by microkernel. Only used if simulating microkernel. */
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static oraddr_t transl_table;
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static oraddr_t transl_table;
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/* Used to signal whether during loading of programs a translation fault occured. */
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/* Used to signal whether during loading of programs a translation fault occured. */
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static unsigned long transl_error;
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static unsigned long transl_error;
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char *
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char *
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stripwhite (string)
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stripwhite (string)
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char *string;
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char *string;
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{
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{
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register char *s, *t;
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register char *s, *t;
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for (s = string; whitespace (*s); s++)
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for (s = string; whitespace (*s); s++)
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;
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;
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if (*s == 0)
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if (*s == 0)
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return (s);
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return (s);
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t = s + strlen (s) - 1;
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t = s + strlen (s) - 1;
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while (t > s && whitespace (*t))
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while (t > s && whitespace (*t))
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t--;
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t--;
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*++t = '\0';
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*++t = '\0';
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return s;
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return s;
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}
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}
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/* This function is very similar to strncpy, except it null terminates the string */
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/* This function is very similar to strncpy, except it null terminates the string */
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char *strstrip (char *dst, const char *src, int n)
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char *strstrip (char *dst, const char *src, int n)
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{
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{
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strncpy (dst, src, n);
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strncpy (dst, src, n);
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*(dst + n) = '\0';
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*(dst + n) = '\0';
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return dst;
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return dst;
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}
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}
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/* Used only by the simulator loader to translate logical addresses into physical.
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/* Used only by the simulator loader to translate logical addresses into physical.
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If loadcode() is called with valid virtphy_transl pointer to a table of
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If loadcode() is called with valid virtphy_transl pointer to a table of
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translations then translate() performs translation otherwise phy address is
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translations then translate() performs translation otherwise phy address is
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equal to logical. */
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equal to logical. */
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static oraddr_t translate(oraddr_t laddr,int* breakpoint)
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static oraddr_t translate(oraddr_t laddr,int* breakpoint)
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{
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{
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int i;
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int i;
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/* No translation (i.e. when loading kernel into simulator) */
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/* No translation (i.e. when loading kernel into simulator) */
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/* PRINTF("transl_table=%x laddr=%x\n", transl_table, laddr);
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/* PRINTF("transl_table=%x laddr=%x\n", transl_table, laddr);
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PRINTF("laddr=%x\n", laddr);*/
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PRINTF("laddr=%x\n", laddr);*/
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if (transl_table == 0)
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if (transl_table == 0)
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return laddr;
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return laddr;
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/* Try to find our translation in the table. */
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/* Try to find our translation in the table. */
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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if ((laddr & ~(PAGE_SIZE - 1)) == evalsim_mem32(transl_table + i)) {
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if ((laddr & ~(PAGE_SIZE - 1)) == evalsim_mem32(transl_table + i)) {
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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PRINTF("found paddr=%"PRIx32"\n",
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PRINTF("found paddr=%"PRIx32"\n",
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evalsim_mem32(transl_table + i + 4) | (laddr & (PAGE_SIZE - 1)));
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evalsim_mem32(transl_table + i + 4) | (laddr & (PAGE_SIZE - 1)));
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return (oraddr_t)evalsim_mem32(transl_table + i + 4) | (laddr & (oraddr_t)(PAGE_SIZE - 1));
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return (oraddr_t)evalsim_mem32(transl_table + i + 4) | (laddr & (oraddr_t)(PAGE_SIZE - 1));
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}
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}
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/* Allocate new phy page for us. */
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/* Allocate new phy page for us. */
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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for(i = 0; i < (MEMORY_LEN / PAGE_SIZE) * 16; i += 16)
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if (evalsim_mem32(transl_table + i + 8) == 0) {
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if (evalsim_mem32(transl_table + i + 8) == 0) {
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setsim_mem32(transl_table + i, laddr & ~(PAGE_SIZE - 1)); /* VPN */
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setsim_mem32(transl_table + i, laddr & ~(PAGE_SIZE - 1)); /* VPN */
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setsim_mem32(transl_table + i + 4, (i/16) * PAGE_SIZE); /* PPN */
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setsim_mem32(transl_table + i + 4, (i/16) * PAGE_SIZE); /* PPN */
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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setsim_mem32(transl_table + i + 8, -2); /* Page modified */
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PRINTF("newly allocated ppn=%"PRIx32"\n",
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PRINTF("newly allocated ppn=%"PRIx32"\n",
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evalsim_mem32(transl_table + i + 4));
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evalsim_mem32(transl_table + i + 4));
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PRINTF("newly allocated .ppn=%"PRIxADDR"\n", transl_table + i + 4);
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PRINTF("newly allocated .ppn=%"PRIxADDR"\n", transl_table + i + 4);
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PRINTF("newly allocated ofs=%"PRIxADDR"\n", (laddr & (PAGE_SIZE - 1)));
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PRINTF("newly allocated ofs=%"PRIxADDR"\n", (laddr & (PAGE_SIZE - 1)));
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PRINTF("newly allocated paddr=%"PRIx32"\n",
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PRINTF("newly allocated paddr=%"PRIx32"\n",
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evalsim_mem32(transl_table + i + 4) | (laddr & (PAGE_SIZE - 1)));
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evalsim_mem32(transl_table + i + 4) | (laddr & (PAGE_SIZE - 1)));
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return (oraddr_t)evalsim_mem32(transl_table + i + 4) | (laddr & (oraddr_t)(PAGE_SIZE - 1));
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return (oraddr_t)evalsim_mem32(transl_table + i + 4) | (laddr & (oraddr_t)(PAGE_SIZE - 1));
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}
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}
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/* If we come this far then all phy memory is used and we can't find our page
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/* If we come this far then all phy memory is used and we can't find our page
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nor allocate new page. */
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nor allocate new page. */
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transl_error = 1;
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transl_error = 1;
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PRINTF("can't translate %"PRIxADDR"\n", laddr);
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PRINTF("can't translate %"PRIxADDR"\n", laddr);
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exit(1);
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exit(1);
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return -1;
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return -1;
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}
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}
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#if IMM_STATS
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#if IMM_STATS
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int bcnt[33][3] = {0};
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int bcnt[33][3] = {0};
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int bsum[3] = {0};
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int bsum[3] = {0};
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unsigned long movhi = 0;
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unsigned long movhi = 0;
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int bits (unsigned long val) {
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int bits (unsigned long val) {
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int i = 1;
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int i = 1;
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if (!val) return 0;
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if (!val) return 0;
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while (val != 0 && (signed long)val != -1) {i++; val = (signed long)val >> 1;}
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while (val != 0 && (signed long)val != -1) {i++; val = (signed long)val >> 1;}
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return i;
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return i;
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}
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}
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void check_insn (uint32_t insn) {
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void check_insn (uint32_t insn) {
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int insn_index = insn_decode (insn);
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int insn_index = insn_decode (insn);
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struct insn_op_struct *opd = op_start[insn_index];
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struct insn_op_struct *opd = op_start[insn_index];
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uint32_t data = 0;
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uint32_t data = 0;
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int dis = 0;
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int dis = 0;
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const char *name;
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const char *name;
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if (!insn || insn_index < 0) return;
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if (!insn || insn_index < 0) return;
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name = insn_name (insn_index);
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name = insn_name (insn_index);
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if (strcmp (name, "l.nop") == 0 || strcmp (name, "l.sys") == 0) return;
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if (strcmp (name, "l.nop") == 0 || strcmp (name, "l.sys") == 0) return;
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while (1)
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while (1)
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{
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{
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uint32_t tmp = 0
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uint32_t tmp = 0
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unsigned int nbits = 0;
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unsigned int nbits = 0;
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while (1)
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while (1)
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{
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{
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tmp |= ((insn >> (opd->type & OPTYPE_SHR)) & ((1 << opd->data) - 1)) << nbits;
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tmp |= ((insn >> (opd->type & OPTYPE_SHR)) & ((1 << opd->data) - 1)) << nbits;
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nbits += opd->data;
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nbits += opd->data;
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if (opd->type & OPTYPE_OP)
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if (opd->type & OPTYPE_OP)
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break;
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break;
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opd++;
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opd++;
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}
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}
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/* Do we have to sign extend? */
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/* Do we have to sign extend? */
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if (opd->type & OPTYPE_SIG)
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if (opd->type & OPTYPE_SIG)
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{
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{
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int sbit = (opd->type & OPTYPE_SBIT) >> OPTYPE_SBIT_SHR;
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int sbit = (opd->type & OPTYPE_SBIT) >> OPTYPE_SBIT_SHR;
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if (tmp & (1 << sbit))
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if (tmp & (1 << sbit))
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tmp |= 0xFFFFFFFF << sbit;
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tmp |= 0xFFFFFFFF << sbit;
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}
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}
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if (opd->type & OPTYPE_DIS) {
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if (opd->type & OPTYPE_DIS) {
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/* We have to read register later. */
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/* We have to read register later. */
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data += tmp;
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data += tmp;
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dis = 1;
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dis = 1;
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} else
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} else
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{
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{
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if (!(opd->type & OPTYPE_REG) || dis) {
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if (!(opd->type & OPTYPE_REG) || dis) {
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if (!dis) data = tmp;
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if (!dis) data = tmp;
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if (strcmp (name, "l.movhi") == 0) {
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if (strcmp (name, "l.movhi") == 0) {
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movhi = data << 16;
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movhi = data << 16;
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} else {
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} else {
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data |= movhi;
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data |= movhi;
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//PRINTF ("%08x %s\n", data, name);
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//PRINTF ("%08x %s\n", data, name);
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if (!(or32_opcodes[insn_index].flags & OR32_IF_DELAY)) {
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if (!(or32_opcodes[insn_index].flags & OR32_IF_DELAY)) {
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bcnt[bits(data)][0]++; bsum[0]++;
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bcnt[bits(data)][0]++; bsum[0]++;
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} else {
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} else {
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if (strcmp (name, "l.bf") == 0 || strcmp (name, "l.bnf") == 0) {
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if (strcmp (name, "l.bf") == 0 || strcmp (name, "l.bnf") == 0) {
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bcnt[bits(data)][1]++; bsum[1]++;
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bcnt[bits(data)][1]++; bsum[1]++;
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} else {
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} else {
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bcnt[bits(data)][2]++; bsum[2]++;
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bcnt[bits(data)][2]++; bsum[2]++;
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}
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}
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}
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}
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}
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}
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}
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}
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data = 0;
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data = 0;
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dis = 0;
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dis = 0;
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}
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}
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if(opd->type & OPTYPE_LAST) {
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if(opd->type & OPTYPE_LAST) {
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return;
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return;
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}
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}
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opd++;
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opd++;
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}
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}
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}
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}
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#endif
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#endif
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/* Replaced several calls to translate(freemem) with vaddr */
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/* Replaced several calls to translate(freemem) with vaddr */
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/* Added new mode execution code */
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/* Added new mode execution code */
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/* Changed parameters so address can be passed as argument */
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/* Changed parameters so address can be passed as argument */
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void addprogram(oraddr_t address, uint32_t insn, int* breakpoint)
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void addprogram(oraddr_t address, uint32_t insn, int* breakpoint)
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{
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{
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int vaddr = (!runtime.sim.filename) ? translate(address,breakpoint) : translate(freemem,breakpoint);
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int vaddr = (!runtime.sim.filename) ? translate(address,breakpoint) : translate(freemem,breakpoint);
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setsim_mem32 (vaddr, insn);
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setsim_mem32 (vaddr, insn);
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#if IMM_STATS
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#if IMM_STATS
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check_insn (insn);
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check_insn (insn);
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#endif
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#endif
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if(runtime.sim.filename)
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if(runtime.sim.filename)
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freemem += insn_len (insn_decode (insn));
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freemem += insn_len (insn_decode (insn));
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}
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}
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/* Load big-endian COFF file. */
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/* Load big-endian COFF file. */
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void readfile_coff(char *filename, short sections)
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void readfile_coff(char *filename, short sections)
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{
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{
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FILE *inputfs;
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FILE *inputfs;
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char inputbuf[4];
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char inputbuf[4];
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uint32_t insn;
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uint32_t insn;
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signed long sectsize;
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signed long sectsize;
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COFF_AOUTHDR coffaouthdr;
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COFF_AOUTHDR coffaouthdr;
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struct COFF_scnhdr coffscnhdr;
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struct COFF_scnhdr coffscnhdr;
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int len;
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int len;
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int firstthree = 0;
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int firstthree = 0;
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int breakpoint = 0;
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int breakpoint = 0;
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if (!(inputfs = fopen(filename, "r"))) {
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if (!(inputfs = fopen(filename, "r"))) {
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perror("readfile_coff");
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perror("readfile_coff");
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exit(1);
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exit(1);
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}
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}
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|
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if (fseek(inputfs, sizeof(struct COFF_filehdr), SEEK_SET) == -1) {
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if (fseek(inputfs, sizeof(struct COFF_filehdr), SEEK_SET) == -1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readfile_coff");
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perror("readfile_coff");
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exit(1);
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exit(1);
|
}
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}
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|
|
if (fread(&coffaouthdr, sizeof(coffaouthdr), 1, inputfs) != 1) {
|
if (fread(&coffaouthdr, sizeof(coffaouthdr), 1, inputfs) != 1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readfile_coff");
|
perror("readfile_coff");
|
exit(1);
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exit(1);
|
}
|
}
|
|
|
while(sections--) {
|
while(sections--) {
|
long scnhdr_pos = sizeof(struct COFF_filehdr) + sizeof(coffaouthdr)
|
long scnhdr_pos = sizeof(struct COFF_filehdr) + sizeof(coffaouthdr)
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+ sizeof(struct COFF_scnhdr) * firstthree;
|
+ sizeof(struct COFF_scnhdr) * firstthree;
|
if (fseek(inputfs, scnhdr_pos, SEEK_SET) == -1) {
|
if (fseek(inputfs, scnhdr_pos, SEEK_SET) == -1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readfile_coff");
|
perror("readfile_coff");
|
exit(1);
|
exit(1);
|
}
|
}
|
if (fread(&coffscnhdr, sizeof(struct COFF_scnhdr), 1, inputfs) != 1) {
|
if (fread(&coffscnhdr, sizeof(struct COFF_scnhdr), 1, inputfs) != 1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readfile_coff");
|
perror("readfile_coff");
|
exit(1);
|
exit(1);
|
}
|
}
|
PRINTF("Section: %s,", coffscnhdr.s_name);
|
PRINTF("Section: %s,", coffscnhdr.s_name);
|
PRINTF(" paddr: 0x%.8lx,", COFF_LONG_H(coffscnhdr.s_paddr));
|
PRINTF(" paddr: 0x%.8lx,", COFF_LONG_H(coffscnhdr.s_paddr));
|
PRINTF(" vaddr: 0x%.8lx,", COFF_LONG_H(coffscnhdr.s_vaddr));
|
PRINTF(" vaddr: 0x%.8lx,", COFF_LONG_H(coffscnhdr.s_vaddr));
|
PRINTF(" size: 0x%.8lx,", COFF_LONG_H(coffscnhdr.s_size));
|
PRINTF(" size: 0x%.8lx,", COFF_LONG_H(coffscnhdr.s_size));
|
PRINTF(" scnptr: 0x%.8lx\n", COFF_LONG_H(coffscnhdr.s_scnptr));
|
PRINTF(" scnptr: 0x%.8lx\n", COFF_LONG_H(coffscnhdr.s_scnptr));
|
|
|
sectsize = COFF_LONG_H(coffscnhdr.s_size);
|
sectsize = COFF_LONG_H(coffscnhdr.s_size);
|
#if 0
|
#if 0
|
/* A couple of sanity checks. */
|
/* A couple of sanity checks. */
|
if (translate(COFF_LONG_H(coffscnhdr.s_vaddr),&breakpoint) < MEMORY_START) {
|
if (translate(COFF_LONG_H(coffscnhdr.s_vaddr),&breakpoint) < MEMORY_START) {
|
PRINTF("Section %s starts out of ", coffscnhdr.s_name);
|
PRINTF("Section %s starts out of ", coffscnhdr.s_name);
|
PRINTF("memory (at %x)\n", COFF_LONG_H(coffscnhdr.s_vaddr));
|
PRINTF("memory (at %x)\n", COFF_LONG_H(coffscnhdr.s_vaddr));
|
exit(1);
|
exit(1);
|
}
|
}
|
if (translate(COFF_LONG_H(coffscnhdr.s_vaddr) + sectsize,&breakpoint) >
|
if (translate(COFF_LONG_H(coffscnhdr.s_vaddr) + sectsize,&breakpoint) >
|
MEMORY_START + MEMORY_LEN) {
|
MEMORY_START + MEMORY_LEN) {
|
PRINTF("Section %s ends out of ", coffscnhdr.s_name);
|
PRINTF("Section %s ends out of ", coffscnhdr.s_name);
|
PRINTF("memory.\n");
|
PRINTF("memory.\n");
|
exit(1);
|
exit(1);
|
}
|
}
|
#endif
|
#endif
|
#if 0
|
#if 0
|
if (++firstthree == 1 && strcmp(coffscnhdr.s_name, ".text") != 0) {
|
if (++firstthree == 1 && strcmp(coffscnhdr.s_name, ".text") != 0) {
|
PRINTF("First section should be .text (%s instead)\n", coffscnhdr.s_name);
|
PRINTF("First section should be .text (%s instead)\n", coffscnhdr.s_name);
|
exit(1);
|
exit(1);
|
}
|
}
|
if (firstthree == 2 && strcmp(coffscnhdr.s_name, ".data") != 0) {
|
if (firstthree == 2 && strcmp(coffscnhdr.s_name, ".data") != 0) {
|
PRINTF("Second section should be .data (%s instead)\n", coffscnhdr.s_name);
|
PRINTF("Second section should be .data (%s instead)\n", coffscnhdr.s_name);
|
exit(1);
|
exit(1);
|
}
|
}
|
if (firstthree == 3 && strcmp(coffscnhdr.s_name, ".bss") != 0) {
|
if (firstthree == 3 && strcmp(coffscnhdr.s_name, ".bss") != 0) {
|
PRINTF("Third section should be .bss (%s instead)\n", coffscnhdr.s_name);
|
PRINTF("Third section should be .bss (%s instead)\n", coffscnhdr.s_name);
|
exit(1);
|
exit(1);
|
}
|
}
|
#else
|
#else
|
++firstthree;
|
++firstthree;
|
#endif
|
#endif
|
|
|
/* loading section */
|
/* loading section */
|
freemem = COFF_LONG_H(coffscnhdr.s_paddr);
|
freemem = COFF_LONG_H(coffscnhdr.s_paddr);
|
debug(2,"Starting to load at 0x%x\n", freemem);
|
debug(2,"Starting to load at 0x%x\n", freemem);
|
if (fseek(inputfs, COFF_LONG_H(coffscnhdr.s_scnptr), SEEK_SET) == -1) {
|
if (fseek(inputfs, COFF_LONG_H(coffscnhdr.s_scnptr), SEEK_SET) == -1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readfile_coff");
|
perror("readfile_coff");
|
exit(1);
|
exit(1);
|
}
|
}
|
while (sectsize > 0 && (len = fread(&inputbuf, sizeof(inputbuf), 1, inputfs))) {
|
while (sectsize > 0 && (len = fread(&inputbuf, sizeof(inputbuf), 1, inputfs))) {
|
insn = COFF_LONG_H(inputbuf);
|
insn = COFF_LONG_H(inputbuf);
|
len = insn_len (insn_decode (insn));
|
len = insn_len (insn_decode (insn));
|
if (len == 2)
|
if (len == 2)
|
{
|
{
|
fseek(inputfs, -2, SEEK_CUR);
|
fseek(inputfs, -2, SEEK_CUR);
|
debug(8,"readfile_coff: %lx 0x%x \n", sectsize, insn >> 16);
|
debug(8,"readfile_coff: %lx 0x%x \n", sectsize, insn >> 16);
|
}
|
}
|
else
|
else
|
debug(8,"readfile_coff: %lx 0x%x \n", sectsize, insn);
|
debug(8,"readfile_coff: %lx 0x%x \n", sectsize, insn);
|
addprogram (freemem, insn, &breakpoint);
|
addprogram (freemem, insn, &breakpoint);
|
sectsize -= len;
|
sectsize -= len;
|
}
|
}
|
}
|
}
|
if (firstthree < 3) {
|
if (firstthree < 3) {
|
PRINTF("One or more missing sections. At least");
|
PRINTF("One or more missing sections. At least");
|
PRINTF(" three sections expected (.text, .data, .bss).\n");
|
PRINTF(" three sections expected (.text, .data, .bss).\n");
|
exit(1);
|
exit(1);
|
}
|
}
|
if (firstthree > 3) {
|
if (firstthree > 3) {
|
PRINTF("Warning: one or more extra sections. These");
|
PRINTF("Warning: one or more extra sections. These");
|
PRINTF(" sections were handled as .data sections.\n");
|
PRINTF(" sections were handled as .data sections.\n");
|
}
|
}
|
|
|
fclose(inputfs);
|
fclose(inputfs);
|
PRINTF("Finished loading COFF.\n");
|
PRINTF("Finished loading COFF.\n");
|
return;
|
return;
|
}
|
}
|
|
|
/* Load symbols from big-endian COFF file. */
|
/* Load symbols from big-endian COFF file. */
|
|
|
void readsyms_coff(char *filename, unsigned long symptr, long syms)
|
void readsyms_coff(char *filename, unsigned long symptr, long syms)
|
{
|
{
|
FILE *inputfs;
|
FILE *inputfs;
|
struct COFF_syment coffsymhdr;
|
struct COFF_syment coffsymhdr;
|
int count = 0;
|
int count = 0;
|
long nsyms = syms;
|
long nsyms = syms;
|
if (!(inputfs = fopen(filename, "r"))) {
|
if (!(inputfs = fopen(filename, "r"))) {
|
perror("readsyms_coff");
|
perror("readsyms_coff");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fseek(inputfs, symptr, SEEK_SET) == -1) {
|
if (fseek(inputfs, symptr, SEEK_SET) == -1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readsyms_coff");
|
perror("readsyms_coff");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
while(syms--) {
|
while(syms--) {
|
int i, n;
|
int i, n;
|
if (fread(&coffsymhdr, COFF_SYMESZ, 1, inputfs) != 1) {
|
if (fread(&coffsymhdr, COFF_SYMESZ, 1, inputfs) != 1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readsyms_coff");
|
perror("readsyms_coff");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
n = (unsigned char)coffsymhdr.e_numaux[0];
|
n = (unsigned char)coffsymhdr.e_numaux[0];
|
|
|
/* check whether this symbol belongs to a section and is external symbol; ignore all others */
|
/* check whether this symbol belongs to a section and is external symbol; ignore all others */
|
if (COFF_SHORT_H(coffsymhdr.e_scnum) >= 0 && coffsymhdr.e_sclass[0] == C_EXT) {
|
if (COFF_SHORT_H(coffsymhdr.e_scnum) >= 0 && coffsymhdr.e_sclass[0] == C_EXT) {
|
#if 0
|
#if 0
|
/* If not important or not in text, skip. */
|
/* If not important or not in text, skip. */
|
if(COFF_SHORT_H(coffsymhdr.e_type) & COFF_N_TMASK & COFF_STYP_TEXT) {
|
if(COFF_SHORT_H(coffsymhdr.e_type) & COFF_N_TMASK & COFF_STYP_TEXT) {
|
#endif
|
#endif
|
|
|
if (*((unsigned long *)coffsymhdr.e.e.e_zeroes)) {
|
if (*((unsigned long *)coffsymhdr.e.e.e_zeroes)) {
|
if (strlen(coffsymhdr.e.e_name) && strlen(coffsymhdr.e.e_name) < 9)
|
if (strlen(coffsymhdr.e.e_name) && strlen(coffsymhdr.e.e_name) < 9)
|
add_label(COFF_LONG_H(coffsymhdr.e_value), coffsymhdr.e.e_name);
|
add_label(COFF_LONG_H(coffsymhdr.e_value), coffsymhdr.e.e_name);
|
debug(8, "[%i] Symbol: %s,", count++, coffsymhdr.e.e_name);
|
debug(8, "[%i] Symbol: %s,", count++, coffsymhdr.e.e_name);
|
} else {
|
} else {
|
long fpos = ftell (inputfs);
|
long fpos = ftell (inputfs);
|
|
|
if (fseek(inputfs, symptr + nsyms * COFF_SYMESZ + COFF_LONG_H(coffsymhdr.e.e.e_offset), SEEK_SET) == 0) {
|
if (fseek(inputfs, symptr + nsyms * COFF_SYMESZ + COFF_LONG_H(coffsymhdr.e.e.e_offset), SEEK_SET) == 0) {
|
char tmp[33], *s = &tmp[0];
|
char tmp[33], *s = &tmp[0];
|
while (s != &tmp[32])
|
while (s != &tmp[32])
|
if ((*(s++) = fgetc(inputfs)) == 0) break;
|
if ((*(s++) = fgetc(inputfs)) == 0) break;
|
tmp[32] = 0;
|
tmp[32] = 0;
|
add_label(COFF_LONG_H(coffsymhdr.e_value), &tmp[0]);
|
add_label(COFF_LONG_H(coffsymhdr.e_value), &tmp[0]);
|
debug(8, "[%i] Symbol: %s,", count++, &tmp[0]);
|
debug(8, "[%i] Symbol: %s,", count++, &tmp[0]);
|
}
|
}
|
fseek(inputfs, fpos, SEEK_SET);
|
fseek(inputfs, fpos, SEEK_SET);
|
}
|
}
|
|
|
debug(9, " val: 0x%.8lx,", COFF_LONG_H(coffsymhdr.e_value));
|
debug(9, " val: 0x%.8lx,", COFF_LONG_H(coffsymhdr.e_value));
|
debug(9, " type: %x, %x, auxs: %i\n", COFF_SHORT_H(coffsymhdr.e_type), *((unsigned short *)coffsymhdr.e_type), n);
|
debug(9, " type: %x, %x, auxs: %i\n", COFF_SHORT_H(coffsymhdr.e_type), *((unsigned short *)coffsymhdr.e_type), n);
|
}
|
}
|
|
|
for (i = 0; i < n; i++)
|
for (i = 0; i < n; i++)
|
if (fread(&coffsymhdr, COFF_SYMESZ, 1, inputfs) != 1) {
|
if (fread(&coffsymhdr, COFF_SYMESZ, 1, inputfs) != 1) {
|
fclose(inputfs);
|
fclose(inputfs);
|
perror("readsyms_coff3");
|
perror("readsyms_coff3");
|
exit(1);
|
exit(1);
|
}
|
}
|
syms -= n;
|
syms -= n;
|
count += n;
|
count += n;
|
}
|
}
|
|
|
fclose(inputfs);
|
fclose(inputfs);
|
PRINTF("Finished loading symbols.\n");
|
PRINTF("Finished loading symbols.\n");
|
return;
|
return;
|
}
|
}
|
|
|
void readfile_elf(char *filename)
|
void readfile_elf(char *filename)
|
{
|
{
|
|
|
FILE *inputfs;
|
FILE *inputfs;
|
struct elf32_hdr elfhdr;
|
struct elf32_hdr elfhdr;
|
struct elf32_phdr *elf_phdata;
|
struct elf32_phdr *elf_phdata;
|
struct elf32_shdr *elf_spnt, *elf_shdata;
|
struct elf32_shdr *elf_spnt, *elf_shdata;
|
struct elf32_sym *sym_tbl = (struct elf32_sym *)0;
|
struct elf32_sym *sym_tbl = (struct elf32_sym *)0;
|
unsigned long syms = 0;
|
unsigned long syms = 0;
|
char *str_tbl = (char *)0;
|
char *str_tbl = (char *)0;
|
char *s_str = (char *)0;
|
char *s_str = (char *)0;
|
int breakpoint = 0;
|
int breakpoint = 0;
|
unsigned long inputbuf;
|
unsigned long inputbuf;
|
unsigned long padd;
|
unsigned long padd;
|
uint32_t insn;
|
uint32_t insn;
|
int i, j, sectsize, len;
|
int i, j, sectsize, len;
|
|
|
if (!(inputfs = fopen(filename, "r"))) {
|
if (!(inputfs = fopen(filename, "r"))) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(&elfhdr, sizeof(elfhdr), 1, inputfs) != 1) {
|
if (fread(&elfhdr, sizeof(elfhdr), 1, inputfs) != 1) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if ((elf_shdata = (struct elf32_shdr *)malloc(ELF_SHORT_H(elfhdr.e_shentsize) * ELF_SHORT_H(elfhdr.e_shnum))) == NULL) {
|
if ((elf_shdata = (struct elf32_shdr *)malloc(ELF_SHORT_H(elfhdr.e_shentsize) * ELF_SHORT_H(elfhdr.e_shnum))) == NULL) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fseek(inputfs, ELF_LONG_H(elfhdr.e_shoff), SEEK_SET) != 0) {
|
if (fseek(inputfs, ELF_LONG_H(elfhdr.e_shoff), SEEK_SET) != 0) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(elf_shdata, ELF_SHORT_H(elfhdr.e_shentsize) * ELF_SHORT_H(elfhdr.e_shnum), 1, inputfs) != 1) {
|
if (fread(elf_shdata, ELF_SHORT_H(elfhdr.e_shentsize) * ELF_SHORT_H(elfhdr.e_shnum), 1, inputfs) != 1) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (ELF_LONG_H(elfhdr.e_phoff)) {
|
if (ELF_LONG_H(elfhdr.e_phoff)) {
|
|
|
if((elf_phdata = (struct elf32_phdr *)malloc(ELF_SHORT_H(elfhdr.e_phnum) * ELF_SHORT_H(elfhdr.e_phentsize))) == NULL) {
|
if((elf_phdata = (struct elf32_phdr *)malloc(ELF_SHORT_H(elfhdr.e_phnum) * ELF_SHORT_H(elfhdr.e_phentsize))) == NULL) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fseek(inputfs, ELF_LONG_H(elfhdr.e_phoff), SEEK_SET) != 0) {
|
if (fseek(inputfs, ELF_LONG_H(elfhdr.e_phoff), SEEK_SET) != 0) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(elf_phdata, ELF_SHORT_H(elfhdr.e_phnum) * ELF_SHORT_H(elfhdr.e_phentsize), 1, inputfs) != 1) {
|
if (fread(elf_phdata, ELF_SHORT_H(elfhdr.e_phnum) * ELF_SHORT_H(elfhdr.e_phentsize), 1, inputfs) != 1) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
}
|
}
|
|
|
for(i = 0, elf_spnt = elf_shdata; i < ELF_SHORT_H(elfhdr.e_shnum); i++, elf_spnt++) {
|
for(i = 0, elf_spnt = elf_shdata; i < ELF_SHORT_H(elfhdr.e_shnum); i++, elf_spnt++) {
|
|
|
if(ELF_LONG_H(elf_spnt->sh_type) == SHT_STRTAB) {
|
if(ELF_LONG_H(elf_spnt->sh_type) == SHT_STRTAB) {
|
|
|
if((str_tbl = (char *)malloc(ELF_LONG_H(elf_spnt->sh_size))) == NULL) {
|
if((str_tbl = (char *)malloc(ELF_LONG_H(elf_spnt->sh_size))) == NULL) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(str_tbl, ELF_LONG_H(elf_spnt->sh_size), 1, inputfs) != 1) {
|
if (fread(str_tbl, ELF_LONG_H(elf_spnt->sh_size), 1, inputfs) != 1) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
}
|
}
|
else if(ELF_LONG_H(elf_spnt->sh_type) == SHT_SYMTAB) {
|
else if(ELF_LONG_H(elf_spnt->sh_type) == SHT_SYMTAB) {
|
|
|
if((sym_tbl = (struct elf32_sym *)malloc(ELF_LONG_H(elf_spnt->sh_size))) == NULL) {
|
if((sym_tbl = (struct elf32_sym *)malloc(ELF_LONG_H(elf_spnt->sh_size))) == NULL) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(sym_tbl, ELF_LONG_H(elf_spnt->sh_size), 1, inputfs) != 1) {
|
if (fread(sym_tbl, ELF_LONG_H(elf_spnt->sh_size), 1, inputfs) != 1) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
syms = ELF_LONG_H(elf_spnt->sh_size) / ELF_LONG_H(elf_spnt->sh_entsize);
|
syms = ELF_LONG_H(elf_spnt->sh_size) / ELF_LONG_H(elf_spnt->sh_entsize);
|
}
|
}
|
}
|
}
|
|
|
if (ELF_SHORT_H(elfhdr.e_shstrndx) != SHN_UNDEF) {
|
if (ELF_SHORT_H(elfhdr.e_shstrndx) != SHN_UNDEF) {
|
elf_spnt = &elf_shdata[ELF_SHORT_H(elfhdr.e_shstrndx)];
|
elf_spnt = &elf_shdata[ELF_SHORT_H(elfhdr.e_shstrndx)];
|
|
|
if((s_str = (char *)malloc(ELF_LONG_H(elf_spnt->sh_size))) == NULL) {
|
if((s_str = (char *)malloc(ELF_LONG_H(elf_spnt->sh_size))) == NULL) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(s_str, ELF_LONG_H(elf_spnt->sh_size), 1, inputfs) != 1) {
|
if (fread(s_str, ELF_LONG_H(elf_spnt->sh_size), 1, inputfs) != 1) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
}
|
}
|
|
|
|
|
for(i = 0, elf_spnt = elf_shdata; i < ELF_SHORT_H(elfhdr.e_shnum); i++, elf_spnt++) {
|
for(i = 0, elf_spnt = elf_shdata; i < ELF_SHORT_H(elfhdr.e_shnum); i++, elf_spnt++) {
|
|
|
if((ELF_LONG_H(elf_spnt->sh_type) & SHT_PROGBITS) && (ELF_LONG_H(elf_spnt->sh_flags) & SHF_ALLOC)) {
|
if((ELF_LONG_H(elf_spnt->sh_type) & SHT_PROGBITS) && (ELF_LONG_H(elf_spnt->sh_flags) & SHF_ALLOC)) {
|
|
|
padd = ELF_LONG_H(elf_spnt->sh_addr);
|
padd = ELF_LONG_H(elf_spnt->sh_addr);
|
for(j = 0; j < ELF_SHORT_H(elfhdr.e_phnum); j++) {
|
for(j = 0; j < ELF_SHORT_H(elfhdr.e_phnum); j++) {
|
if(ELF_LONG_H(elf_phdata[j].p_offset) &&
|
if(ELF_LONG_H(elf_phdata[j].p_offset) &&
|
ELF_LONG_H(elf_phdata[j].p_offset) <= ELF_LONG_H(elf_spnt->sh_offset) &&
|
ELF_LONG_H(elf_phdata[j].p_offset) <= ELF_LONG_H(elf_spnt->sh_offset) &&
|
(ELF_LONG_H(elf_phdata[j].p_offset) + ELF_LONG_H(elf_phdata[j].p_memsz)) > ELF_LONG_H(elf_spnt->sh_offset))
|
(ELF_LONG_H(elf_phdata[j].p_offset) + ELF_LONG_H(elf_phdata[j].p_memsz)) > ELF_LONG_H(elf_spnt->sh_offset))
|
padd = ELF_LONG_H(elf_phdata[j].p_paddr) + ELF_LONG_H(elf_spnt->sh_offset) - ELF_LONG_H(elf_phdata[j].p_offset);
|
padd = ELF_LONG_H(elf_phdata[j].p_paddr) + ELF_LONG_H(elf_spnt->sh_offset) - ELF_LONG_H(elf_phdata[j].p_offset);
|
}
|
}
|
|
|
|
|
|
|
if (ELF_LONG_H(elf_spnt->sh_name) && s_str)
|
if (ELF_LONG_H(elf_spnt->sh_name) && s_str)
|
PRINTF("Section: %s,", &s_str[ELF_LONG_H(elf_spnt->sh_name)]);
|
PRINTF("Section: %s,", &s_str[ELF_LONG_H(elf_spnt->sh_name)]);
|
else
|
else
|
PRINTF("Section: noname,");
|
PRINTF("Section: noname,");
|
PRINTF(" vaddr: 0x%.8lx,", ELF_LONG_H(elf_spnt->sh_addr));
|
PRINTF(" vaddr: 0x%.8lx,", ELF_LONG_H(elf_spnt->sh_addr));
|
PRINTF(" paddr: 0x%.8lx,", padd);
|
PRINTF(" paddr: 0x%.8lx,", padd);
|
PRINTF(" offset: 0x%.8lx,", ELF_LONG_H(elf_spnt->sh_offset));
|
PRINTF(" offset: 0x%.8lx,", ELF_LONG_H(elf_spnt->sh_offset));
|
PRINTF(" size: 0x%.8lx\n", ELF_LONG_H(elf_spnt->sh_size));
|
PRINTF(" size: 0x%.8lx\n", ELF_LONG_H(elf_spnt->sh_size));
|
|
|
freemem = padd;
|
freemem = padd;
|
sectsize = ELF_LONG_H(elf_spnt->sh_size);
|
sectsize = ELF_LONG_H(elf_spnt->sh_size);
|
|
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
if (fseek(inputfs, ELF_LONG_H(elf_spnt->sh_offset), SEEK_SET) != 0) {
|
perror("readfile_elf");
|
perror("readfile_elf");
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
while (sectsize > 0 && (len = fread(&inputbuf, sizeof(inputbuf), 1, inputfs))) {
|
while (sectsize > 0 && (len = fread(&inputbuf, sizeof(inputbuf), 1, inputfs))) {
|
insn = ELF_LONG_H(inputbuf);
|
insn = ELF_LONG_H(inputbuf);
|
len = insn_len (insn_decode (insn));
|
len = insn_len (insn_decode (insn));
|
if (len == 2)
|
if (len == 2)
|
{
|
{
|
fseek(inputfs, -2, SEEK_CUR);
|
fseek(inputfs, -2, SEEK_CUR);
|
debug(8, "readfile_elf: %x 0x%x \n", sectsize, insn >> 16);
|
debug(8, "readfile_elf: %x 0x%x \n", sectsize, insn >> 16);
|
}
|
}
|
else
|
else
|
debug(8, "readfile_elf: %x 0x%x \n", sectsize, insn);
|
debug(8, "readfile_elf: %x 0x%x \n", sectsize, insn);
|
addprogram (freemem, insn, &breakpoint);
|
addprogram (freemem, insn, &breakpoint);
|
sectsize -= len;
|
sectsize -= len;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
if (str_tbl) {
|
if (str_tbl) {
|
i = 0;
|
i = 0;
|
while(syms--) {
|
while(syms--) {
|
if (sym_tbl[i].st_name && sym_tbl[i].st_info && ELF_SHORT_H(sym_tbl[i].st_shndx) < 0x8000) {
|
if (sym_tbl[i].st_name && sym_tbl[i].st_info && ELF_SHORT_H(sym_tbl[i].st_shndx) < 0x8000) {
|
add_label(ELF_LONG_H(sym_tbl[i].st_value), &str_tbl[ELF_LONG_H(sym_tbl[i].st_name)]);
|
add_label(ELF_LONG_H(sym_tbl[i].st_value), &str_tbl[ELF_LONG_H(sym_tbl[i].st_name)]);
|
debug (8, "%08lx(%s): %x %x %x\n", ELF_LONG_H(sym_tbl[i].st_value), &str_tbl[ELF_LONG_H(sym_tbl[i].st_name)], sym_tbl[i].st_info, sym_tbl[i].st_other, ELF_SHORT_H(sym_tbl[i].st_shndx));
|
debug (8, "%08lx(%s): %x %x %x\n", ELF_LONG_H(sym_tbl[i].st_value), &str_tbl[ELF_LONG_H(sym_tbl[i].st_name)], sym_tbl[i].st_info, sym_tbl[i].st_other, ELF_SHORT_H(sym_tbl[i].st_shndx));
|
}
|
}
|
i++;
|
i++;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
/* Identify file type and call appropriate readfile_X routine. It only
|
/* Identify file type and call appropriate readfile_X routine. It only
|
handles orX-coff-big executables at the moment. */
|
handles orX-coff-big executables at the moment. */
|
|
|
void identifyfile(char *filename)
|
void identifyfile(char *filename)
|
{
|
{
|
FILE *inputfs;
|
FILE *inputfs;
|
struct COFF_filehdr coffhdr;
|
struct COFF_filehdr coffhdr;
|
struct elf32_hdr elfhdr;
|
struct elf32_hdr elfhdr;
|
|
|
if (!(inputfs = fopen(filename, "r"))) {
|
if (!(inputfs = fopen(filename, "r"))) {
|
perror(filename);
|
perror(filename);
|
fflush(stdout);
|
fflush(stdout);
|
fflush(stderr);
|
fflush(stderr);
|
exit(1);
|
exit(1);
|
}
|
}
|
|
|
if (fread(&coffhdr, sizeof(coffhdr), 1, inputfs) == 1) {
|
if (fread(&coffhdr, sizeof(coffhdr), 1, inputfs) == 1) {
|
if (COFF_SHORT_H(coffhdr.f_magic) == 0x17a) {
|
if (COFF_SHORT_H(coffhdr.f_magic) == 0x17a) {
|
unsigned long opthdr_size;
|
unsigned long opthdr_size;
|
PRINTF("COFF magic: 0x%.4x\n", COFF_SHORT_H(coffhdr.f_magic));
|
PRINTF("COFF magic: 0x%.4x\n", COFF_SHORT_H(coffhdr.f_magic));
|
PRINTF("COFF flags: 0x%.4x\n", COFF_SHORT_H(coffhdr.f_flags));
|
PRINTF("COFF flags: 0x%.4x\n", COFF_SHORT_H(coffhdr.f_flags));
|
PRINTF("COFF symptr: 0x%.8lx\n", COFF_LONG_H(coffhdr.f_symptr));
|
PRINTF("COFF symptr: 0x%.8lx\n", COFF_LONG_H(coffhdr.f_symptr));
|
if ((COFF_SHORT_H(coffhdr.f_flags) & COFF_F_EXEC) != COFF_F_EXEC) {
|
if ((COFF_SHORT_H(coffhdr.f_flags) & COFF_F_EXEC) != COFF_F_EXEC) {
|
PRINTF("This COFF is not an executable.\n");
|
PRINTF("This COFF is not an executable.\n");
|
exit(1);
|
exit(1);
|
}
|
}
|
opthdr_size = COFF_SHORT_H(coffhdr.f_opthdr);
|
opthdr_size = COFF_SHORT_H(coffhdr.f_opthdr);
|
if (opthdr_size != sizeof(COFF_AOUTHDR)) {
|
if (opthdr_size != sizeof(COFF_AOUTHDR)) {
|
PRINTF("COFF optional header is missing or not recognized.\n");
|
PRINTF("COFF optional header is missing or not recognized.\n");
|
PRINTF("COFF f_opthdr: 0x%.2lx\n", opthdr_size);
|
PRINTF("COFF f_opthdr: 0x%.2lx\n", opthdr_size);
|
exit(1);
|
exit(1);
|
}
|
}
|
fclose(inputfs);
|
fclose(inputfs);
|
readfile_coff(filename, COFF_SHORT_H(coffhdr.f_nscns));
|
readfile_coff(filename, COFF_SHORT_H(coffhdr.f_nscns));
|
readsyms_coff(filename, COFF_LONG_H(coffhdr.f_symptr), COFF_LONG_H(coffhdr.f_nsyms));
|
readsyms_coff(filename, COFF_LONG_H(coffhdr.f_symptr), COFF_LONG_H(coffhdr.f_nsyms));
|
return;
|
return;
|
}
|
}
|
else {
|
else {
|
PRINTF("Not COFF file format\n");
|
PRINTF("Not COFF file format\n");
|
fseek(inputfs, 0, SEEK_SET);
|
fseek(inputfs, 0, SEEK_SET);
|
}
|
}
|
}
|
}
|
if (fread(&elfhdr, sizeof(elfhdr), 1, inputfs) == 1) {
|
if (fread(&elfhdr, sizeof(elfhdr), 1, inputfs) == 1) {
|
if (elfhdr.e_ident[0] == 0x7f && elfhdr.e_ident[1] == 0x45 && elfhdr.e_ident[2] == 0x4c && elfhdr.e_ident[3] == 0x46) {
|
if (elfhdr.e_ident[0] == 0x7f && elfhdr.e_ident[1] == 0x45 && elfhdr.e_ident[2] == 0x4c && elfhdr.e_ident[3] == 0x46) {
|
PRINTF("ELF type: 0x%.4x\n", ELF_SHORT_H(elfhdr.e_type));
|
PRINTF("ELF type: 0x%.4x\n", ELF_SHORT_H(elfhdr.e_type));
|
PRINTF("ELF machine: 0x%.4x\n", ELF_SHORT_H(elfhdr.e_machine));
|
PRINTF("ELF machine: 0x%.4x\n", ELF_SHORT_H(elfhdr.e_machine));
|
PRINTF("ELF version: 0x%.8lx\n", ELF_LONG_H(elfhdr.e_version));
|
PRINTF("ELF version: 0x%.8lx\n", ELF_LONG_H(elfhdr.e_version));
|
PRINTF("ELF sec = %d\n", ELF_SHORT_H(elfhdr.e_shnum));
|
PRINTF("ELF sec = %d\n", ELF_SHORT_H(elfhdr.e_shnum));
|
if (ELF_SHORT_H(elfhdr.e_type) != ET_EXEC ) {
|
if (ELF_SHORT_H(elfhdr.e_type) != ET_EXEC ) {
|
PRINTF("This ELF is not an executable.\n");
|
PRINTF("This ELF is not an executable.\n");
|
exit(1);
|
exit(1);
|
}
|
}
|
fclose(inputfs);
|
fclose(inputfs);
|
readfile_elf(filename);
|
readfile_elf(filename);
|
return;
|
return;
|
}
|
}
|
else {
|
else {
|
PRINTF("Not ELF file format.\n");
|
PRINTF("Not ELF file format.\n");
|
fseek(inputfs, 0, SEEK_SET);
|
fseek(inputfs, 0, SEEK_SET);
|
}
|
}
|
}
|
}
|
|
|
perror("identifyfile2");
|
perror("identifyfile2");
|
fclose(inputfs);
|
fclose(inputfs);
|
|
|
return;
|
return;
|
}
|
}
|
|
|
|
|
/* Loads file to memory starting at address startaddr and returns freemem. */
|
/* Loads file to memory starting at address startaddr and returns freemem. */
|
unsigned long loadcode(char *filename, oraddr_t startaddr, oraddr_t virtphy_transl)
|
unsigned long loadcode(char *filename, oraddr_t startaddr, oraddr_t virtphy_transl)
|
{
|
{
|
int breakpoint = 0;
|
int breakpoint = 0;
|
|
|
transl_error = 0;
|
transl_error = 0;
|
transl_table = virtphy_transl;
|
transl_table = virtphy_transl;
|
freemem = startaddr;
|
freemem = startaddr;
|
PRINTF("loadcode: filename %s startaddr=%"PRIxADDR" virtphy_transl=%"PRIxADDR"\n",
|
PRINTF("loadcode: filename %s startaddr=%"PRIxADDR" virtphy_transl=%"PRIxADDR"\n",
|
filename, startaddr, virtphy_transl);
|
filename, startaddr, virtphy_transl);
|
identifyfile(filename);
|
identifyfile(filename);
|
|
|
#if IMM_STATS
|
#if IMM_STATS
|
{
|
{
|
int i = 0, a = 0, b = 0, c = 0;
|
int i = 0, a = 0, b = 0, c = 0;
|
PRINTF ("index:arith/branch/jump\n");
|
PRINTF ("index:arith/branch/jump\n");
|
for (i = 0; i < 33; i++)
|
for (i = 0; i < 33; i++)
|
PRINTF ("%2i:\t%3.0f%% / %3.0f%%/ %3.0f%%\t%5i / %5i / %5i\n", i,
|
PRINTF ("%2i:\t%3.0f%% / %3.0f%%/ %3.0f%%\t%5i / %5i / %5i\n", i,
|
100.* (a += bcnt[i][0])/bsum[0], 100.* (b += bcnt[i][1])/bsum[1],
|
100.* (a += bcnt[i][0])/bsum[0], 100.* (b += bcnt[i][1])/bsum[1],
|
100.* (c += bcnt[i][2])/bsum[2], bcnt[i][0], bcnt[i][1], bcnt[i][2]);
|
100.* (c += bcnt[i][2])/bsum[2], bcnt[i][0], bcnt[i][1], bcnt[i][2]);
|
PRINTF ("\nsum %i %i %i\n", bsum[0], bsum[1], bsum[2]);
|
PRINTF ("\nsum %i %i %i\n", bsum[0], bsum[1], bsum[2]);
|
}
|
}
|
#endif
|
#endif
|
|
|
if (transl_error)
|
if (transl_error)
|
return -1;
|
return -1;
|
else
|
else
|
return translate(freemem,&breakpoint);
|
return translate(freemem,&breakpoint);
|
|
|
}
|
}
|
|
|
