aout_machdep.h revision 5543:3af77710f397
1/* 2 * Copyright (c) 2003-2005 The Regents of The University of Michigan 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 are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Steve Reinhardt 29 * Nathan Binkert 30 */ 31 32#ifndef __AOUT_MACHDEP_H__ 33#define __AOUT_MACHDEP_H__ 34 35/// 36/// Funky Alpha 64-bit a.out header used for PAL code. 37/// 38struct aout_exechdr { 39 uint16_t magic; ///< magic number 40 uint16_t vstamp; ///< version stamp? 41 uint16_t bldrev; ///< ??? 42 uint16_t padcell; ///< padding 43 uint64_t tsize; ///< text segment size 44 uint64_t dsize; ///< data segment size 45 uint64_t bsize; ///< bss segment size 46 uint64_t entry; ///< entry point 47 uint64_t text_start; ///< text base address 48 uint64_t data_start; ///< data base address 49 uint64_t bss_start; ///< bss base address 50 uint32_t gprmask; ///< GPR mask (unused, AFAIK) 51 uint32_t fprmask; ///< FPR mask (unused, AFAIK) 52 uint64_t gp_value; ///< global pointer reg value 53}; 54 55#define AOUT_LDPGSZ 8192 56 57#define N_GETMAGIC(ex) ((ex).magic) 58 59#define N_BADMAX 60 61#define N_TXTADDR(ex) ((ex).text_start) 62#define N_DATADDR(ex) ((ex).data_start) 63#define N_BSSADDR(ex) ((ex).bss_start) 64 65#define N_TXTOFF(ex) \ 66 (N_GETMAGIC(ex) == ZMAGIC ? 0 : sizeof(struct aout_exechdr)) 67 68#define N_DATOFF(ex) N_ALIGN(ex, N_TXTOFF(ex) + (ex).tsize) 69 70#endif /* !__AOUT_MACHDEP_H__*/ 71