libspe2 0.9a
elf_loader.h
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00001 /*
00002  * libspe2 - A wrapper library to adapt the JSRE SPE usage model to SPUFS
00003  * Copyright (C) 2005 IBM Corp.
00004  *
00005  * This library is free software; you can redistribute it and/or modify it
00006  * under the terms of the GNU Lesser General Public License as published by
00007  * the Free Software Foundation; either version 2.1 of the License,
00008  * or (at your option) any later version.
00009  *
00010  *  This library is distributed in the hope that it will be useful, but
00011  *  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
00012  *  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
00013  *  License for more details.
00014  *
00015  *   You should have received a copy of the GNU Lesser General Public License
00016  *   along with this library; if not, write to the Free Software Foundation,
00017  *   Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
00018  */
00019 
00020 #include "spebase.h"
00021 #include <elf.h>
00022 
00023 #define LS_SIZE                       0x40000   /* 256K (in bytes) */
00024 
00025 #define SPE_LDR_PROG_start    (LS_SIZE - 512)   // location of spe_ld.so prog
00026 #define SPE_LDR_PARAMS_start  (LS_SIZE - 128)   // location of spe_ldr_params
00027 
00028 typedef union
00029 {
00030         unsigned long long ull;
00031         unsigned int ui[2];
00032 } addr64;
00033 
00034 struct spe_ld_info
00035 {
00036         unsigned int entry;     
00037 };
00038 
00039 /*
00040  * Global API : */
00041 
00042 int _base_spe_verify_spe_elf_image(spe_program_handle_t *handle);
00043 
00044 int _base_spe_load_spe_elf (spe_program_handle_t *handle, void *ld_buffer,
00045                             struct spe_ld_info *ld_info);
00046 
00047 int _base_spe_parse_isolated_elf(spe_program_handle_t *handle,
00048                                  uint64_t *addr, uint32_t *size);
00049 
00050 int _base_spe_toe_ear (spe_program_handle_t *speh);
00051