gem5/src/arch/alpha/aout_machdep.h

70 lines
2.9 KiB
C

/*
* Copyright (c) 2003-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Steve Reinhardt
* Nathan Binkert
*/
#ifndef __AOUT_MACHDEP_H__
#define __AOUT_MACHDEP_H__
///
/// Funky Alpha 64-bit a.out header used for PAL code.
///
struct aout_exechdr {
uint16_t magic; ///< magic number
uint16_t vstamp; ///< version stamp?
uint16_t bldrev; ///< ???
uint16_t padcell; ///< padding
uint64_t tsize; ///< text segment size
uint64_t dsize; ///< data segment size
uint64_t bsize; ///< bss segment size
uint64_t entry; ///< entry point
uint64_t text_start; ///< text base address
uint64_t data_start; ///< data base address
uint64_t bss_start; ///< bss base address
uint32_t gprmask; ///< GPR mask (unused, AFAIK)
uint32_t fprmask; ///< FPR mask (unused, AFAIK)
uint64_t gp_value; ///< global pointer reg value
};
#define AOUT_LDPGSZ 8192
#define N_GETMAGIC(ex) ((ex).magic)
#define N_BADMAX
#define N_TXTADDR(ex) ((ex).text_start)
#define N_DATADDR(ex) ((ex).data_start)
#define N_BSSADDR(ex) ((ex).bss_start)
#define N_TXTOFF(ex) \
(N_GETMAGIC(ex) == ZMAGIC ? 0 : sizeof(struct aout_exechdr))
#define N_DATOFF(ex) N_ALIGN(ex, N_TXTOFF(ex) + (ex).tsize)
#endif /* !__AOUT_MACHDEP_H__*/