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232 lines
6.7 KiB
232 lines
6.7 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __ASM_SPARC64_ELF_H |
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#define __ASM_SPARC64_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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#include <asm/processor.h> |
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#include <asm/spitfire.h> |
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#include <asm/adi.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 0x00000001 |
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#define HWCAP_SPARC_STBAR 0x00000002 |
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#define HWCAP_SPARC_SWAP 0x00000004 |
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#define HWCAP_SPARC_MULDIV 0x00000008 |
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#define HWCAP_SPARC_V9 0x00000010 |
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#define HWCAP_SPARC_ULTRA3 0x00000020 |
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#define HWCAP_SPARC_BLKINIT 0x00000040 |
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#define HWCAP_SPARC_N2 0x00000080 |
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/* Solaris compatible AT_HWCAP bits. */ |
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#define AV_SPARC_MUL32 0x00000100 /* 32x32 multiply is efficient */ |
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#define AV_SPARC_DIV32 0x00000200 /* 32x32 divide is efficient */ |
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#define AV_SPARC_FSMULD 0x00000400 /* 'fsmuld' is efficient */ |
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#define AV_SPARC_V8PLUS 0x00000800 /* v9 insn available to 32bit */ |
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#define AV_SPARC_POPC 0x00001000 /* 'popc' is efficient */ |
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#define AV_SPARC_VIS 0x00002000 /* VIS insns available */ |
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#define AV_SPARC_VIS2 0x00004000 /* VIS2 insns available */ |
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#define AV_SPARC_ASI_BLK_INIT 0x00008000 /* block init ASIs available */ |
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#define AV_SPARC_FMAF 0x00010000 /* fused multiply-add */ |
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#define AV_SPARC_VIS3 0x00020000 /* VIS3 insns available */ |
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#define AV_SPARC_HPC 0x00040000 /* HPC insns available */ |
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#define AV_SPARC_RANDOM 0x00080000 /* 'random' insn available */ |
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#define AV_SPARC_TRANS 0x00100000 /* transaction insns available */ |
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#define AV_SPARC_FJFMAU 0x00200000 /* unfused multiply-add */ |
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#define AV_SPARC_IMA 0x00400000 /* integer multiply-add */ |
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#define AV_SPARC_ASI_CACHE_SPARING \ |
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0x00800000 /* cache sparing ASIs available */ |
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#define AV_SPARC_PAUSE 0x01000000 /* PAUSE available */ |
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#define AV_SPARC_CBCOND 0x02000000 /* CBCOND insns available */ |
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/* Solaris decided to enumerate every single crypto instruction type |
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* in the AT_HWCAP bits. This is wasteful, since if crypto is present, |
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* you still need to look in the CFR register to see if the opcode is |
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* really available. So we simply advertise only "crypto" support. |
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*/ |
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#define HWCAP_SPARC_CRYPTO 0x04000000 /* CRYPTO insns available */ |
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#define HWCAP_SPARC_ADI 0x08000000 /* ADI available */ |
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#define CORE_DUMP_USE_REGSET |
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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_SPARCV9 |
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#define ELF_CLASS ELFCLASS64 |
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#define ELF_DATA ELFDATA2MSB |
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/* Format of 64-bit elf_gregset_t 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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* TSTATE |
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* TPC |
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* TNPC |
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* Y |
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*/ |
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typedef unsigned long elf_greg_t; |
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#define ELF_NGREG 36 |
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typedef elf_greg_t elf_gregset_t[ELF_NGREG]; |
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typedef struct { |
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unsigned long pr_regs[32]; |
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unsigned long pr_fsr; |
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unsigned long pr_gsr; |
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unsigned long pr_fprs; |
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} elf_fpregset_t; |
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/* Format of 32-bit elf_gregset_t 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 int compat_elf_greg_t; |
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#define COMPAT_ELF_NGREG 38 |
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typedef compat_elf_greg_t compat_elf_gregset_t[COMPAT_ELF_NGREG]; |
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typedef struct { |
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union { |
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unsigned int pr_regs[32]; |
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unsigned long pr_dregs[16]; |
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} pr_fr; |
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unsigned int __unused; |
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unsigned int 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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} compat_elf_fpregset_t; |
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/* UltraSparc extensions. Still unused, but will be eventually. */ |
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typedef struct { |
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unsigned int pr_type; |
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unsigned int pr_align; |
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union { |
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struct { |
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union { |
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unsigned int pr_regs[32]; |
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unsigned long pr_dregs[16]; |
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long double pr_qregs[8]; |
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} pr_xfr; |
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} pr_v8p; |
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unsigned int pr_xfsr; |
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unsigned int pr_fprs; |
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unsigned int pr_xg[8]; |
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unsigned int pr_xo[8]; |
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unsigned long pr_tstate; |
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unsigned int pr_filler[8]; |
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} pr_un; |
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} elf_xregset_t; |
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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 == ELF_ARCH) |
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#define compat_elf_check_arch(x) ((x)->e_machine == EM_SPARC || \ |
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(x)->e_machine == EM_SPARC32PLUS) |
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#define compat_start_thread start_thread32 |
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#define ELF_EXEC_PAGESIZE PAGE_SIZE |
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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 0x0000010000000000UL |
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#define COMPAT_ELF_ET_DYN_BASE 0x0000000070000000UL |
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extern unsigned long sparc64_elf_hwcap; |
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#define ELF_HWCAP sparc64_elf_hwcap |
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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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#define SET_PERSONALITY(ex) \ |
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do { if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ |
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set_thread_flag(TIF_32BIT); \ |
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else \ |
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clear_thread_flag(TIF_32BIT); \ |
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/* flush_thread will update pgd cache */ \ |
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if (personality(current->personality) != PER_LINUX32) \ |
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set_personality(PER_LINUX | \ |
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(current->personality & (~PER_MASK))); \ |
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} while (0) |
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extern unsigned int vdso_enabled; |
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#define ARCH_DLINFO \ |
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do { \ |
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extern struct adi_config adi_state; \ |
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if (vdso_enabled) \ |
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NEW_AUX_ENT(AT_SYSINFO_EHDR, \ |
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(unsigned long)current->mm->context.vdso); \ |
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NEW_AUX_ENT(AT_ADI_BLKSZ, adi_state.caps.blksz); \ |
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NEW_AUX_ENT(AT_ADI_NBITS, adi_state.caps.nbits); \ |
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NEW_AUX_ENT(AT_ADI_UEONADI, adi_state.caps.ue_on_adi); \ |
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} while (0) |
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struct linux_binprm; |
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#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 |
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extern int arch_setup_additional_pages(struct linux_binprm *bprm, |
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int uses_interp); |
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#endif /* !(__ASM_SPARC64_ELF_H) */
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