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elf.h
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/* * ELF register definitions.. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #ifndef _UAPI_ASM_POWERPC_ELF_H #define _UAPI_ASM_POWERPC_ELF_H #include <linux/types.h> #include <asm/ptrace.h> #include <asm/cputable.h> #include <asm/auxvec.h> /* PowerPC relocations defined by the ABIs */ #define R_PPC_NONE 0 #define R_PPC_ADDR32 1 /* 32bit absolute address */ #define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */ #define R_PPC_ADDR16 3 /* 16bit absolute address */ #define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */ #define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */ #define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */ #define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */ #define R_PPC_ADDR14_BRTAKEN 8 #define R_PPC_ADDR14_BRNTAKEN 9 #define R_PPC_REL24 10 /* PC relative 26 bit */ #define R_PPC_REL14 11 /* PC relative 16 bit */ #define R_PPC_REL14_BRTAKEN 12 #define R_PPC_REL14_BRNTAKEN 13 #define R_PPC_GOT16 14 #define R_PPC_GOT16_LO 15 #define R_PPC_GOT16_HI 16 #define R_PPC_GOT16_HA 17 #define R_PPC_PLTREL24 18 #define R_PPC_COPY 19 #define R_PPC_GLOB_DAT 20 #define R_PPC_JMP_SLOT 21 #define R_PPC_RELATIVE 22 #define R_PPC_LOCAL24PC 23 #define R_PPC_UADDR32 24 #define R_PPC_UADDR16 25 #define R_PPC_REL32 26 #define R_PPC_PLT32 27 #define R_PPC_PLTREL32 28 #define R_PPC_PLT16_LO 29 #define R_PPC_PLT16_HI 30 #define R_PPC_PLT16_HA 31 #define R_PPC_SDAREL16 32 #define R_PPC_SECTOFF 33 #define R_PPC_SECTOFF_LO 34 #define R_PPC_SECTOFF_HI 35 #define R_PPC_SECTOFF_HA 36 /* PowerPC relocations defined for the TLS access ABI. */ #define R_PPC_TLS 67 /* none (sym+add)@tls */ #define R_PPC_DTPMOD32 68 /* word32 (sym+add)@dtpmod */ #define R_PPC_TPREL16 69 /* half16* (sym+add)@tprel */ #define R_PPC_TPREL16_LO 70 /* half16 (sym+add)@tprel@l */ #define R_PPC_TPREL16_HI 71 /* half16 (sym+add)@tprel@h */ #define R_PPC_TPREL16_HA 72 /* half16 (sym+add)@tprel@ha */ #define R_PPC_TPREL32 73 /* word32 (sym+add)@tprel */ #define R_PPC_DTPREL16 74 /* half16* (sym+add)@dtprel */ #define R_PPC_DTPREL16_LO 75 /* half16 (sym+add)@dtprel@l */ #define R_PPC_DTPREL16_HI 76 /* half16 (sym+add)@dtprel@h */ #define R_PPC_DTPREL16_HA 77 /* half16 (sym+add)@dtprel@ha */ #define R_PPC_DTPREL32 78 /* word32 (sym+add)@dtprel */ #define R_PPC_GOT_TLSGD16 79 /* half16* (sym+add)@got@tlsgd */ #define R_PPC_GOT_TLSGD16_LO 80 /* half16 (sym+add)@got@tlsgd@l */ #define R_PPC_GOT_TLSGD16_HI 81 /* half16 (sym+add)@got@tlsgd@h */ #define R_PPC_GOT_TLSGD16_HA 82 /* half16 (sym+add)@got@tlsgd@ha */ #define R_PPC_GOT_TLSLD16 83 /* half16* (sym+add)@got@tlsld */ #define R_PPC_GOT_TLSLD16_LO 84 /* half16 (sym+add)@got@tlsld@l */ #define R_PPC_GOT_TLSLD16_HI 85 /* half16 (sym+add)@got@tlsld@h */ #define R_PPC_GOT_TLSLD16_HA 86 /* half16 (sym+add)@got@tlsld@ha */ #define R_PPC_GOT_TPREL16 87 /* half16* (sym+add)@got@tprel */ #define R_PPC_GOT_TPREL16_LO 88 /* half16 (sym+add)@got@tprel@l */ #define R_PPC_GOT_TPREL16_HI 89 /* half16 (sym+add)@got@tprel@h */ #define R_PPC_GOT_TPREL16_HA 90 /* half16 (sym+add)@got@tprel@ha */ #define R_PPC_GOT_DTPREL16 91 /* half16* (sym+add)@got@dtprel */ #define R_PPC_GOT_DTPREL16_LO 92 /* half16* (sym+add)@got@dtprel@l */ #define R_PPC_GOT_DTPREL16_HI 93 /* half16* (sym+add)@got@dtprel@h */ #define R_PPC_GOT_DTPREL16_HA 94 /* half16* (sym+add)@got@dtprel@ha */ /* keep this the last entry. */ #define R_PPC_NUM 95 #define ELF_NGREG 48 /* includes nip, msr, lr, etc. */ #define ELF_NFPREG 33 /* includes fpscr */ typedef unsigned long elf_greg_t64; typedef elf_greg_t64 elf_gregset_t64[ELF_NGREG]; typedef unsigned int elf_greg_t32; typedef elf_greg_t32 elf_gregset_t32[ELF_NGREG]; typedef elf_gregset_t32 compat_elf_gregset_t; /* * ELF_ARCH, CLASS, and DATA are used to set parameters in the core dumps. */ #ifdef __powerpc64__ # define ELF_NVRREG32 33 /* includes vscr & vrsave stuffed together */ # define ELF_NVRREG 34 /* includes vscr & vrsave in split vectors */ # define ELF_NVSRHALFREG 32 /* Half the vsx registers */ # define ELF_GREG_TYPE elf_greg_t64 # define ELF_ARCH EM_PPC64 # define ELF_CLASS ELFCLASS64 typedef elf_greg_t64 elf_greg_t; typedef elf_gregset_t64 elf_gregset_t; #else # define ELF_NEVRREG 34 /* includes acc (as 2) */ # define ELF_NVRREG 33 /* includes vscr */ # define ELF_GREG_TYPE elf_greg_t32 # define ELF_ARCH EM_PPC # define ELF_CLASS ELFCLASS32 typedef elf_greg_t32 elf_greg_t; typedef elf_gregset_t32 elf_gregset_t; #endif /* __powerpc64__ */ #ifdef __BIG_ENDIAN__ #define ELF_DATA ELFDATA2MSB #else #define ELF_DATA ELFDATA2LSB #endif /* Floating point registers */ typedef double elf_fpreg_t; typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; /* Altivec registers */ /* * The entries with indexes 0-31 contain the corresponding vector registers. * The entry with index 32 contains the vscr as the last word (offset 12) * within the quadword. This allows the vscr to be stored as either a * quadword (since it must be copied via a vector register to/from storage) * or as a word. * * 64-bit kernel notes: The entry at index 33 contains the vrsave as the first * word (offset 0) within the quadword. * * This definition of the VMX state is compatible with the current PPC32 * ptrace interface. This allows signal handling and ptrace to use the same * structures. This also simplifies the implementation of a bi-arch * (combined (32- and 64-bit) gdb. * * Note that it's _not_ compatible with 32 bits ucontext which stuffs the * vrsave along with vscr and so only uses 33 vectors for the register set */ typedef __vector128 elf_vrreg_t; typedef elf_vrreg_t elf_vrregset_t[ELF_NVRREG]; #ifdef __powerpc64__ typedef elf_vrreg_t elf_vrregset_t32[ELF_NVRREG32]; typedef elf_fpreg_t elf_vsrreghalf_t32[ELF_NVSRHALFREG]; #endif /* * The requirements here are: * - keep the final alignment of sp (sp & 0xf) * - make sure the 32-bit value at the first 16 byte aligned position of * AUXV is greater than 16 for glibc compatibility. * AT_IGNOREPPC is used for that. * - for compatibility with glibc ARCH_DLINFO must always be defined on PPC, * even if DLINFO_ARCH_ITEMS goes to zero or is undefined. * update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */ #define ARCH_DLINFO \ do { \ /* Handle glibc compatibility. */ \ NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC); \ NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC); \ /* Cache size items */ \ NEW_AUX_ENT(AT_DCACHEBSIZE, dcache_bsize); \ NEW_AUX_ENT(AT_ICACHEBSIZE, icache_bsize); \ NEW_AUX_ENT(AT_UCACHEBSIZE, ucache_bsize); \ VDSO_AUX_ENT(AT_SYSINFO_EHDR, current->mm->context.vdso_base); \ } while (0) /* PowerPC64 relocations defined by the ABIs */ #define R_PPC64_NONE R_PPC_NONE #define R_PPC64_ADDR32 R_PPC_ADDR32 /* 32bit absolute address. */ #define R_PPC64_ADDR24 R_PPC_ADDR24 /* 26bit address, word aligned. */ #define R_PPC64_ADDR16 R_PPC_ADDR16 /* 16bit absolute address. */ #define R_PPC64_ADDR16_LO R_PPC_ADDR16_LO /* lower 16bits of abs. address. */ #define R_PPC64_ADDR16_HI R_PPC_ADDR16_HI /* high 16bits of abs. address. */ #define R_PPC64_ADDR16_HA R_PPC_ADDR16_HA /* adjusted high 16bits. */ #define R_PPC64_ADDR14 R_PPC_ADDR14 /* 16bit address, word aligned. */ #define R_PPC64_ADDR14_BRTAKEN R_PPC_ADDR14_BRTAKEN #define R_PPC64_ADDR14_BRNTAKEN R_PPC_ADDR14_BRNTAKEN #define R_PPC64_REL24 R_PPC_REL24 /* PC relative 26 bit, word aligned. */ #define R_PPC64_REL14 R_PPC_REL14 /* PC relative 16 bit. */ #define R_PPC64_REL14_BRTAKEN R_PPC_REL14_BRTAKEN #define R_PPC64_REL14_BRNTAKEN R_PPC_REL14_BRNTAKEN #define R_PPC64_GOT16 R_PPC_GOT16 #define R_PPC64_GOT16_LO R_PPC_GOT16_LO #define R_PPC64_GOT16_HI R_PPC_GOT16_HI #define R_PPC64_GOT16_HA R_PPC_GOT16_HA #define R_PPC64_COPY R_PPC_COPY #define R_PPC64_GLOB_DAT R_PPC_GLOB_DAT #define R_PPC64_JMP_SLOT R_PPC_JMP_SLOT #define R_PPC64_RELATIVE R_PPC_RELATIVE #define R_PPC64_UADDR32 R_PPC_UADDR32 #define R_PPC64_UADDR16 R_PPC_UADDR16 #define R_PPC64_REL32 R_PPC_REL32 #define R_PPC64_PLT32 R_PPC_PLT32 #define R_PPC64_PLTREL32 R_PPC_PLTREL32 #define R_PPC64_PLT16_LO R_PPC_PLT16_LO #define R_PPC64_PLT16_HI R_PPC_PLT16_HI #define R_PPC64_PLT16_HA R_PPC_PLT16_HA #define R_PPC64_SECTOFF R_PPC_SECTOFF #define R_PPC64_SECTOFF_LO R_PPC_SECTOFF_LO #define R_PPC64_SECTOFF_HI R_PPC_SECTOFF_HI #define R_PPC64_SECTOFF_HA R_PPC_SECTOFF_HA #define R_PPC64_ADDR30 37 /* word30 (S + A - P) >> 2. */ #define R_PPC64_ADDR64 38 /* doubleword64 S + A. */ #define R_PPC64_ADDR16_HIGHER 39 /* half16 #higher(S + A). */ #define R_PPC64_ADDR16_HIGHERA 40 /* half16 #highera(S + A). */ #define R_PPC64_ADDR16_HIGHEST 41 /* half16 #highest(S + A). */ #define R_PPC64_ADDR16_HIGHESTA 42 /* half16 #highesta(S + A). */ #define R_PPC64_UADDR64 43 /* doubleword64 S + A. */ #define R_PPC64_REL64 44 /* doubleword64 S + A - P. */ #define R_PPC64_PLT64 45 /* doubleword64 L + A. */ #define R_PPC64_PLTREL64 46 /* doubleword64 L + A - P. */ #define R_PPC64_TOC16 47 /* half16* S + A - .TOC. */ #define R_PPC64_TOC16_LO 48 /* half16 #lo(S + A - .TOC.). */ #define R_PPC64_TOC16_HI 49 /* half16 #hi(S + A - .TOC.). */ #define R_PPC64_TOC16_HA 50 /* half16 #ha(S + A - .TOC.). */ #define R_PPC64_TOC 51 /* doubleword64 .TOC. */ #define R_PPC64_PLTGOT16 52 /* half16* M + A. */ #define R_PPC64_PLTGOT16_LO 53 /* half16 #lo(M + A). */ #define R_PPC64_PLTGOT16_HI 54 /* half16 #hi(M + A). */ #define R_PPC64_PLTGOT16_HA 55 /* half16 #ha(M + A). */ #define R_PPC64_ADDR16_DS 56 /* half16ds* (S + A) >> 2. */ #define R_PPC64_ADDR16_LO_DS 57 /* half16ds #lo(S + A) >> 2. */ #define R_PPC64_GOT16_DS 58 /* half16ds* (G + A) >> 2. */ #define R_PPC64_GOT16_LO_DS 59 /* half16ds #lo(G + A) >> 2. */ #define R_PPC64_PLT16_LO_DS 60 /* half16ds #lo(L + A) >> 2. */ #define R_PPC64_SECTOFF_DS 61 /* half16ds* (R + A) >> 2. */ #define R_PPC64_SECTOFF_LO_DS 62 /* half16ds #lo(R + A) >> 2. */ #define R_PPC64_TOC16_DS 63 /* half16ds* (S + A - .TOC.) >> 2. */ #define R_PPC64_TOC16_LO_DS 64 /* half16ds #lo(S + A - .TOC.) >> 2. */ #define R_PPC64_PLTGOT16_DS 65 /* half16ds* (M + A) >> 2. */ #define R_PPC64_PLTGOT16_LO_DS 66 /* half16ds #lo(M + A) >> 2. */ /* PowerPC64 relocations defined for the TLS access ABI. */ #define R_PPC64_TLS 67 /* none (sym+add)@tls */ #define R_PPC64_DTPMOD64 68 /* doubleword64 (sym+add)@dtpmod */ #define R_PPC64_TPREL16 69 /* half16* (sym+add)@tprel */ #define R_PPC64_TPREL16_LO 70 /* half16 (sym+add)@tprel@l */ #define R_PPC64_TPREL16_HI 71 /* half16 (sym+add)@tprel@h */ #define R_PPC64_TPREL16_HA 72 /* half16 (sym+add)@tprel@ha */ #define R_PPC64_TPREL64 73 /* doubleword64 (sym+add)@tprel */ #define R_PPC64_DTPREL16 74 /* half16* (sym+add)@dtprel */ #define R_PPC64_DTPREL16_LO 75 /* half16 (sym+add)@dtprel@l */ #define R_PPC64_DTPREL16_HI 76 /* half16 (sym+add)@dtprel@h */ #define R_PPC64_DTPREL16_HA 77 /* half16 (sym+add)@dtprel@ha */ #define R_PPC64_DTPREL64 78 /* doubleword64 (sym+add)@dtprel */ #define R_PPC64_GOT_TLSGD16 79 /* half16* (sym+add)@got@tlsgd */ #define R_PPC64_GOT_TLSGD16_LO 80 /* half16 (sym+add)@got@tlsgd@l */ #define R_PPC64_GOT_TLSGD16_HI 81 /* half16 (sym+add)@got@tlsgd@h */ #define R_PPC64_GOT_TLSGD16_HA 82 /* half16 (sym+add)@got@tlsgd@ha */ #define R_PPC64_GOT_TLSLD16 83 /* half16* (sym+add)@got@tlsld */ #define R_PPC64_GOT_TLSLD16_LO 84 /* half16 (sym+add)@got@tlsld@l */ #define R_PPC64_GOT_TLSLD16_HI 85 /* half16 (sym+add)@got@tlsld@h */ #define R_PPC64_GOT_TLSLD16_HA 86 /* half16 (sym+add)@got@tlsld@ha */ #define R_PPC64_GOT_TPREL16_DS 87 /* half16ds* (sym+add)@got@tprel */ #define R_PPC64_GOT_TPREL16_LO_DS 88 /* half16ds (sym+add)@got@tprel@l */ #define R_PPC64_GOT_TPREL16_HI 89 /* half16 (sym+add)@got@tprel@h */ #define R_PPC64_GOT_TPREL16_HA 90 /* half16 (sym+add)@got@tprel@ha */ #define R_PPC64_GOT_DTPREL16_DS 91 /* half16ds* (sym+add)@got@dtprel */ #define R_PPC64_GOT_DTPREL16_LO_DS 92 /* half16ds (sym+add)@got@dtprel@l */ #define R_PPC64_GOT_DTPREL16_HI 93 /* half16 (sym+add)@got@dtprel@h */ #define R_PPC64_GOT_DTPREL16_HA 94 /* half16 (sym+add)@got@dtprel@ha */ #define R_PPC64_TPREL16_DS 95 /* half16ds* (sym+add)@tprel */ #define R_PPC64_TPREL16_LO_DS 96 /* half16ds (sym+add)@tprel@l */ #define R_PPC64_TPREL16_HIGHER 97 /* half16 (sym+add)@tprel@higher */ #define R_PPC64_TPREL16_HIGHERA 98 /* half16 (sym+add)@tprel@highera */ #define R_PPC64_TPREL16_HIGHEST 99 /* half16 (sym+add)@tprel@highest */ #define R_PPC64_TPREL16_HIGHESTA 100 /* half16 (sym+add)@tprel@highesta */ #define R_PPC64_DTPREL16_DS 101 /* half16ds* (sym+add)@dtprel */ #define R_PPC64_DTPREL16_LO_DS 102 /* half16ds (sym+add)@dtprel@l */ #define R_PPC64_DTPREL16_HIGHER 103 /* half16 (sym+add)@dtprel@higher */ #define R_PPC64_DTPREL16_HIGHERA 104 /* half16 (sym+add)@dtprel@highera */ #define R_PPC64_DTPREL16_HIGHEST 105 /* half16 (sym+add)@dtprel@highest */ #define R_PPC64_DTPREL16_HIGHESTA 106 /* half16 (sym+add)@dtprel@highesta */ #define R_PPC64_TLSGD 107 #define R_PPC64_TLSLD 108 #define R_PPC64_TOCSAVE 109 #define R_PPC64_ENTRY 118 #define R_PPC64_REL16 249 #define R_PPC64_REL16_LO 250 #define R_PPC64_REL16_HI 251 #define R_PPC64_REL16_HA 252 /* Keep this the last entry. */ #define R_PPC64_NUM 253 /* There's actually a third entry here, but it's unused */ struct ppc64_opd_entry { unsigned long funcaddr; unsigned long r2; }; #endif /* _UAPI_ASM_POWERPC_ELF_H */