/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASMSPARC_ELF_H
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#define __ASMSPARC_ELF_H
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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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/*
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* Sparc section types
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*/
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#define STT_REGISTER 13
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/*
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* Sparc ELF relocation types
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*/
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#define R_SPARC_NONE 0
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#define R_SPARC_8 1
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#define R_SPARC_16 2
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#define R_SPARC_32 3
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#define R_SPARC_DISP8 4
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#define R_SPARC_DISP16 5
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#define R_SPARC_DISP32 6
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#define R_SPARC_WDISP30 7
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#define R_SPARC_WDISP22 8
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#define R_SPARC_HI22 9
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#define R_SPARC_22 10
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#define R_SPARC_13 11
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#define R_SPARC_LO10 12
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#define R_SPARC_GOT10 13
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#define R_SPARC_GOT13 14
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#define R_SPARC_GOT22 15
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#define R_SPARC_PC10 16
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#define R_SPARC_PC22 17
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#define R_SPARC_WPLT30 18
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#define R_SPARC_COPY 19
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#define R_SPARC_GLOB_DAT 20
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#define R_SPARC_JMP_SLOT 21
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#define R_SPARC_RELATIVE 22
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#define R_SPARC_UA32 23
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#define R_SPARC_PLT32 24
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#define R_SPARC_HIPLT22 25
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#define R_SPARC_LOPLT10 26
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#define R_SPARC_PCPLT32 27
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#define R_SPARC_PCPLT22 28
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#define R_SPARC_PCPLT10 29
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#define R_SPARC_10 30
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#define R_SPARC_11 31
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#define R_SPARC_64 32
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#define R_SPARC_OLO10 33
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#define R_SPARC_WDISP16 40
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#define R_SPARC_WDISP19 41
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#define R_SPARC_7 43
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#define R_SPARC_5 44
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#define R_SPARC_6 45
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/* Bits present in AT_HWCAP, primarily for Sparc32. */
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#define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */
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#define HWCAP_SPARC_STBAR 2
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#define HWCAP_SPARC_SWAP 4
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#define HWCAP_SPARC_MULDIV 8
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#define HWCAP_SPARC_V9 16
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#define HWCAP_SPARC_ULTRA3 32
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#define CORE_DUMP_USE_REGSET
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/* Format is:
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* G0 --> G7
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* O0 --> O7
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* L0 --> L7
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* I0 --> I7
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* PSR, PC, nPC, Y, WIM, TBR
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*/
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typedef unsigned long elf_greg_t;
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#define ELF_NGREG 38
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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typedef struct {
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union {
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unsigned long pr_regs[32];
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double pr_dregs[16];
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} pr_fr;
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unsigned long __unused;
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unsigned long pr_fsr;
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unsigned char pr_qcnt;
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unsigned char pr_q_entrysize;
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unsigned char pr_en;
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unsigned int pr_q[64];
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} elf_fpregset_t;
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#include <asm/mbus.h>
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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_SPARC)
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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_ARCH EM_SPARC
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#define ELF_CLASS ELFCLASS32
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#define ELF_DATA ELFDATA2MSB
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#define ELF_EXEC_PAGESIZE 4096
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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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#define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE)
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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 can NOT be done in userspace
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on Sparc. */
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/* Most sun4m's have them all. */
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#define ELF_HWCAP (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
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HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV)
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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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#define ELF_PLATFORM (NULL)
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#endif /* !(__ASMSPARC_ELF_H) */
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