Contiki 3.x
elfloader-stub.c
1 /*
2  * Copyright (c) 2005, Swedish Institute of Computer Science
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * This file is part of the Contiki operating system.
30  *
31  */
32 #include "elfloader-arch.h"
33 
34 #include <stdio.h>
35 
36 static char datamemory[ELFLOADER_DATAMEMORY_SIZE];
37 static const char textmemory[ELFLOADER_TEXTMEMORY_SIZE] = {0};
38 /*---------------------------------------------------------------------------*/
39 void *
41 {
42  return (void *)datamemory;
43 }
44 /*---------------------------------------------------------------------------*/
45 void *
47 {
48  return (void *)textmemory;
49 }
50 /*---------------------------------------------------------------------------*/
51 void
52 elfloader_arch_write_rom(int fd, unsigned short textoff, unsigned int size, char *mem)
53 {
54  printf("elfloader_arch_write_rom: size %d, offset %i, mem %p\n", size, textoff, mem);
55 }
56 /*---------------------------------------------------------------------------*/
57 void
58 elfloader_arch_relocate(int fd, unsigned int sectionoffset,
59  char *sectionaddr,
60  struct elf32_rela *rela, char *addr)
61 {
62  printf("elfloader_arch_relocate: sectionoffset 0x%04x, sectionaddr %p, r_offset 0x%04x, r_info 0x%04x, r_addend 0x%04x, addr %p\n",
63  sectionoffset, sectionaddr,
64  (unsigned int)rela->r_offset, (unsigned int)rela->r_info,
65  (unsigned int)rela->r_addend, addr);
66 }
67 /*---------------------------------------------------------------------------*/
void elfloader_arch_relocate(int fd, unsigned int sectionoffset, char *sectionaddr, struct elf32_rela *rela, char *addr)
Perform a relocation.
Header file for the architecture specific parts of the Contiki ELF loader.
void * elfloader_arch_allocate_ram(int size)
Allocate RAM for a new module.
Definition: elfloader-avr.c:74
void * elfloader_arch_allocate_rom(int size)
Allocate program memory for a new module.
Definition: elfloader-avr.c:95
void elfloader_arch_write_rom(int fd, unsigned short textoff, unsigned int size, char *mem)
Write to read-only memory (for example the text segment).