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123 lines
3.3 KiB
123 lines
3.3 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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* Copyright (C) 2008-2009 Michal Simek <[email protected]> |
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* Copyright (C) 2008-2009 PetaLogix |
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* Copyright (C) 2006 Atmark Techno, Inc. |
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* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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*/ |
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#ifndef _UAPI_ASM_MICROBLAZE_ELF_H |
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#define _UAPI_ASM_MICROBLAZE_ELF_H |
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#include <linux/elf-em.h> |
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/* |
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* Note there is no "official" ELF designation for Microblaze. |
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* I've snaffled the value from the microblaze binutils source code |
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* /binutils/microblaze/include/elf/microblaze.h |
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*/ |
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#define EM_MICROBLAZE_OLD 0xbaab |
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#define ELF_ARCH EM_MICROBLAZE |
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/* |
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* This is used to ensure we don't load something for the wrong architecture. |
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*/ |
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#define elf_check_arch(x) ((x)->e_machine == EM_MICROBLAZE \ |
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|| (x)->e_machine == EM_MICROBLAZE_OLD) |
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/* |
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* These are used to set parameters in the core dumps. |
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*/ |
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#define ELF_CLASS ELFCLASS32 |
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#ifndef __uClinux__ |
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/* |
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* ELF register definitions.. |
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*/ |
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#include <asm/ptrace.h> |
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#include <asm/byteorder.h> |
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#ifndef ELF_GREG_T |
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#define ELF_GREG_T |
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typedef unsigned long elf_greg_t; |
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#endif |
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#ifndef ELF_NGREG |
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#define ELF_NGREG (sizeof(struct pt_regs) / sizeof(elf_greg_t)) |
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#endif |
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#ifndef ELF_GREGSET_T |
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#define ELF_GREGSET_T |
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typedef elf_greg_t elf_gregset_t[ELF_NGREG]; |
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#endif |
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#ifndef ELF_FPREGSET_T |
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#define ELF_FPREGSET_T |
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/* TBD */ |
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#define ELF_NFPREG 33 /* includes fsr */ |
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typedef unsigned long elf_fpreg_t; |
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typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; |
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/* typedef struct user_fpu_struct elf_fpregset_t; */ |
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#endif |
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/* This is the location that an ET_DYN program is loaded if exec'ed. Typical |
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* use of this is to invoke "./ld.so someprog" to test out a new version of |
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* the loader. We need to make sure that it is out of the way of the program |
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* that it will "exec", and that there is sufficient room for the brk. |
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*/ |
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#define ELF_ET_DYN_BASE (0x08000000) |
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#ifdef __MICROBLAZEEL__ |
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#define ELF_DATA ELFDATA2LSB |
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#else |
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#define ELF_DATA ELFDATA2MSB |
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#endif |
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#define ELF_EXEC_PAGESIZE PAGE_SIZE |
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#define ELF_CORE_COPY_REGS(_dest, _regs) \ |
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memcpy((char *) &_dest, (char *) _regs, \ |
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sizeof(struct pt_regs)); |
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/* This yields a mask that user programs can use to figure out what |
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* instruction set this CPU supports. This could be done in user space, |
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* but it's not easy, and we've already done it here. |
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*/ |
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#define ELF_HWCAP (0) |
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/* This yields a string that ld.so will use to load implementation |
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* specific libraries for optimization. This is more specific in |
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* intent than poking at uname or /proc/cpuinfo. |
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* For the moment, we have only optimizations for the Intel generations, |
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* but that could change... |
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*/ |
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#define ELF_PLATFORM (NULL) |
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/* Added _f parameter. Is this definition correct: TBD */ |
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#define ELF_PLAT_INIT(_r, _f) \ |
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do { \ |
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_r->r0 = _r->r1 = _r->r2 = _r->r3 = \ |
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_r->r4 = _r->r5 = _r->r6 = _r->r7 = \ |
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_r->r8 = _r->r9 = _r->r10 = _r->r11 = \ |
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_r->r12 = _r->r13 = _r->r14 = _r->r15 = \ |
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_r->r16 = _r->r17 = _r->r18 = _r->r19 = \ |
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_r->r20 = _r->r21 = _r->r22 = _r->r23 = \ |
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_r->r24 = _r->r25 = _r->r26 = _r->r27 = \ |
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_r->r28 = _r->r29 = _r->r30 = _r->r31 = \ |
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0; \ |
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} while (0) |
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#endif /* __uClinux__ */ |
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#endif /* _UAPI_ASM_MICROBLAZE_ELF_H */
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