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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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69515f8b95
Switch arch code to 189, the registered code in the upstream version of binutils. Continue to accept the experimental 0xbaab. Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com> Signed-off-by: Michal Simek <monstr@monstr.eu>
125 lines
3.3 KiB
C
125 lines
3.3 KiB
C
/*
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* Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
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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 _ASM_MICROBLAZE_ELF_H
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#define _ASM_MICROBLAZE_ELF_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 189
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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->r1 = _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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#ifdef __KERNEL__
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#define SET_PERSONALITY(ex) set_personality(PER_LINUX_32BIT)
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#endif
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#endif /* __uClinux__ */
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#endif /* _ASM_MICROBLAZE_ELF_H */
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