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yaml
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r: 148641
b: refs/heads/master
c: e57a221
h: refs/heads/master
i:
  148639: c64b03a
v: v3
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Michal Simek committed May 26, 2009
1 parent b0ac07e commit 26eaf25
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: dcffc1b29115cc26686b8ae62b587e63f0e139f0
refs/heads/master: e57a221f15fd62921d845ddb37ce048fc7a38fd6
93 changes: 93 additions & 0 deletions trunk/arch/microblaze/include/asm/elf.h
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/*
* Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2008-2009 PetaLogix
* Copyright (C) 2006 Atmark Techno, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
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*/
#define ELF_CLASS ELFCLASS32

#ifndef __uClinux__

/*
* ELF register definitions..
*/

#include <asm/ptrace.h>
#include <asm/byteorder.h>

#ifndef ELF_GREG_T
#define ELF_GREG_T
typedef unsigned long elf_greg_t;
#endif

#ifndef ELF_NGREG
#define ELF_NGREG (sizeof(struct pt_regs) / sizeof(elf_greg_t))
#endif

#ifndef ELF_GREGSET_T
#define ELF_GREGSET_T
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
#endif

#ifndef ELF_FPREGSET_T
#define ELF_FPREGSET_T

/* TBD */
#define ELF_NFPREG 33 /* includes fsr */
typedef unsigned long elf_fpreg_t;
typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];

/* typedef struct user_fpu_struct elf_fpregset_t; */
#endif

/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
* use of this is to invoke "./ld.so someprog" to test out a new version of
* the loader. We need to make sure that it is out of the way of the program
* that it will "exec", and that there is sufficient room for the brk.
*/

#define ELF_ET_DYN_BASE (0x08000000)

#ifdef __LITTLE_ENDIAN__
#define ELF_DATA ELFDATA2LSB
#else
#define ELF_DATA ELFDATA2MSB
#endif

#define USE_ELF_CORE_DUMP
#define ELF_EXEC_PAGESIZE 4096


#define ELF_CORE_COPY_REGS(_dest, _regs) \
memcpy((char *) &_dest, (char *) _regs, \
sizeof(struct pt_regs));

/* This yields a mask that user programs can use to figure out what
* instruction set this CPU supports. This could be done in user space,
* but it's not easy, and we've already done it here.
*/
#define ELF_HWCAP (0)

/* This yields a string that ld.so will use to load implementation
* specific libraries for optimization. This is more specific in
* intent than poking at uname or /proc/cpuinfo.
* For the moment, we have only optimizations for the Intel generations,
* but that could change...
*/
#define ELF_PLATFORM (NULL)

/* Added _f parameter. Is this definition correct: TBD */
#define ELF_PLAT_INIT(_r, _f) \
do { \
_r->r1 = _r->r1 = _r->r2 = _r->r3 = \
_r->r4 = _r->r5 = _r->r6 = _r->r7 = \
_r->r8 = _r->r9 = _r->r10 = _r->r11 = \
_r->r12 = _r->r13 = _r->r14 = _r->r15 = \
_r->r16 = _r->r17 = _r->r18 = _r->r19 = \
_r->r20 = _r->r21 = _r->r22 = _r->r23 = \
_r->r24 = _r->r25 = _r->r26 = _r->r27 = \
_r->r28 = _r->r29 = _r->r30 = _r->r31 = \
0; \
} while (0)

#ifdef __KERNEL__
#define SET_PERSONALITY(ex) set_personality(PER_LINUX_32BIT)
#endif

#endif /* __uClinux__ */

#endif /* _ASM_MICROBLAZE_ELF_H */

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