| 1 |
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| 2 |
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| 3 | #ifndef __ASM_CSKY_ELF_H
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| 4 | #define __ASM_CSKY_ELF_H
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| 5 |
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| 6 | #include <asm/ptrace.h>
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| 7 | #include <abi/regdef.h>
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| 8 |
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| 9 | #define ELF_ARCH EM_CSKY
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| 10 | #define EM_CSKY_OLD 39
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| 11 |
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| 12 |
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| 13 | #define R_CSKY_NONE 0
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| 14 | #define R_CSKY_32 1
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| 15 | #define R_CSKY_PCIMM8BY4 2
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| 16 | #define R_CSKY_PCIMM11BY2 3
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| 17 | #define R_CSKY_PCIMM4BY2 4
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| 18 | #define R_CSKY_PC32 5
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| 19 | #define R_CSKY_PCRELJSR_IMM11BY2 6
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| 20 | #define R_CSKY_GNU_VTINHERIT 7
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| 21 | #define R_CSKY_GNU_VTENTRY 8
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| 22 | #define R_CSKY_RELATIVE 9
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| 23 | #define R_CSKY_COPY 10
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| 24 | #define R_CSKY_GLOB_DAT 11
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| 25 | #define R_CSKY_JUMP_SLOT 12
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| 26 | #define R_CSKY_ADDR_HI16 24
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| 27 | #define R_CSKY_ADDR_LO16 25
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| 28 | #define R_CSKY_PCRELJSR_IMM26BY2 40
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| 29 |
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| 30 | typedef unsigned long elf_greg_t;
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| 31 |
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| 32 | typedef struct user_fp elf_fpregset_t;
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| 33 |
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| 34 | |
| 35 | * In gdb/bfd elf32-csky.c, csky_elf_grok_prstatus() use fixed size of
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| 36 | * elf_prstatus. It's 148 for abiv1 and 220 for abiv2, the size is enough
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| 37 | * for coredump and no need full sizeof(struct pt_regs).
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| 38 |
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| 39 | #define ELF_NGREG ((sizeof(struct pt_regs) / sizeof(elf_greg_t)) - 2)
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| 40 |
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| 41 | typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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| 42 |
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| 43 | |
| 44 | * This is used to ensure we don't load something for the wrong architecture.
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| 45 |
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| 46 | #define elf_check_arch(x) (((x)->e_machine == ELF_ARCH) || \
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| 47 | ((x)->e_machine == EM_CSKY_OLD))
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| 48 |
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| 49 | |
| 50 | * These are used to set parameters in the core dumps.
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| 51 |
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| 52 | #define ELF_EXEC_PAGESIZE 4096
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| 53 | #define ELF_CLASS ELFCLASS32
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| 54 | #define ELF_PLAT_INIT(_r, load_addr) { _r->a0 = 0; }
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| 55 |
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| 56 | #ifdef __cskyBE__
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| 57 | #define ELF_DATA ELFDATA2MSB
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| 58 | #else
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| 59 | #define ELF_DATA ELFDATA2LSB
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| 60 | #endif
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| 61 |
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| 62 | |
| 63 | * This is the location that an ET_DYN program is loaded if exec'ed. Typical
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| 64 | * use of this is to invoke "./ld.so someprog" to test out a new version of
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| 65 | * the loader. We need to make sure that it is out of the way of the program
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| 66 | * that it will "exec", and that there is sufficient room for the brk.
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| 67 |
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| 68 | #define ELF_ET_DYN_BASE 0x0UL
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| 69 | #include <abi/elf.h>
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| 70 |
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| 71 |
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| 72 | struct task_struct;
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| 73 | extern int dump_task_regs(struct task_struct *tsk, elf_gregset_t *elf_regs);
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| 74 | #define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs)
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| 75 |
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| 76 | #define ELF_HWCAP (0)
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| 77 |
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| 78 | |
| 79 | * This yields a string that ld.so will use to load implementation specific
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| 80 | * libraries for optimization. This is more specific in intent than poking
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| 81 | * at uname or /proc/cpuinfo.
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| 82 |
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| 83 | #define ELF_PLATFORM (NULL)
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| 84 | #define SET_PERSONALITY(ex) set_personality(PER_LINUX)
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| 85 |
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| 86 | #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
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| 87 | struct linux_binprm;
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| 88 | extern int arch_setup_additional_pages(struct linux_binprm *bprm,
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| 89 | int uses_interp);
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| 90 | #endif
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