1384740dcSRalf Baechle /* 2384740dcSRalf Baechle * This file is subject to the terms and conditions of the GNU General Public 3384740dcSRalf Baechle * License. See the file "COPYING" in the main directory of this archive 4384740dcSRalf Baechle * for more details. 5384740dcSRalf Baechle * 6384740dcSRalf Baechle * Much of this is taken from binutils and GNU libc ... 7384740dcSRalf Baechle */ 8384740dcSRalf Baechle #ifndef _ASM_ELF_H 9384740dcSRalf Baechle #define _ASM_ELF_H 10384740dcSRalf Baechle 11384740dcSRalf Baechle 12384740dcSRalf Baechle /* ELF header e_flags defines. */ 13384740dcSRalf Baechle /* MIPS architecture level. */ 14384740dcSRalf Baechle #define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ 15384740dcSRalf Baechle #define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ 16384740dcSRalf Baechle #define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ 17384740dcSRalf Baechle #define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ 18384740dcSRalf Baechle #define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ 19384740dcSRalf Baechle #define EF_MIPS_ARCH_32 0x50000000 /* MIPS32 code. */ 20384740dcSRalf Baechle #define EF_MIPS_ARCH_64 0x60000000 /* MIPS64 code. */ 21384740dcSRalf Baechle #define EF_MIPS_ARCH_32R2 0x70000000 /* MIPS32 R2 code. */ 22384740dcSRalf Baechle #define EF_MIPS_ARCH_64R2 0x80000000 /* MIPS64 R2 code. */ 23384740dcSRalf Baechle 24384740dcSRalf Baechle /* The ABI of a file. */ 25384740dcSRalf Baechle #define EF_MIPS_ABI_O32 0x00001000 /* O32 ABI. */ 26384740dcSRalf Baechle #define EF_MIPS_ABI_O64 0x00002000 /* O32 extended for 64 bit. */ 27384740dcSRalf Baechle 28384740dcSRalf Baechle #define PT_MIPS_REGINFO 0x70000000 29384740dcSRalf Baechle #define PT_MIPS_RTPROC 0x70000001 30384740dcSRalf Baechle #define PT_MIPS_OPTIONS 0x70000002 31384740dcSRalf Baechle 32384740dcSRalf Baechle /* Flags in the e_flags field of the header */ 33384740dcSRalf Baechle #define EF_MIPS_NOREORDER 0x00000001 34384740dcSRalf Baechle #define EF_MIPS_PIC 0x00000002 35384740dcSRalf Baechle #define EF_MIPS_CPIC 0x00000004 36384740dcSRalf Baechle #define EF_MIPS_ABI2 0x00000020 37384740dcSRalf Baechle #define EF_MIPS_OPTIONS_FIRST 0x00000080 38384740dcSRalf Baechle #define EF_MIPS_32BITMODE 0x00000100 39384740dcSRalf Baechle #define EF_MIPS_ABI 0x0000f000 40384740dcSRalf Baechle #define EF_MIPS_ARCH 0xf0000000 41384740dcSRalf Baechle 42384740dcSRalf Baechle #define DT_MIPS_RLD_VERSION 0x70000001 43384740dcSRalf Baechle #define DT_MIPS_TIME_STAMP 0x70000002 44384740dcSRalf Baechle #define DT_MIPS_ICHECKSUM 0x70000003 45384740dcSRalf Baechle #define DT_MIPS_IVERSION 0x70000004 46384740dcSRalf Baechle #define DT_MIPS_FLAGS 0x70000005 47384740dcSRalf Baechle #define RHF_NONE 0x00000000 48384740dcSRalf Baechle #define RHF_HARDWAY 0x00000001 49384740dcSRalf Baechle #define RHF_NOTPOT 0x00000002 50384740dcSRalf Baechle #define RHF_SGI_ONLY 0x00000010 51384740dcSRalf Baechle #define DT_MIPS_BASE_ADDRESS 0x70000006 52384740dcSRalf Baechle #define DT_MIPS_CONFLICT 0x70000008 53384740dcSRalf Baechle #define DT_MIPS_LIBLIST 0x70000009 54384740dcSRalf Baechle #define DT_MIPS_LOCAL_GOTNO 0x7000000a 55384740dcSRalf Baechle #define DT_MIPS_CONFLICTNO 0x7000000b 56384740dcSRalf Baechle #define DT_MIPS_LIBLISTNO 0x70000010 57384740dcSRalf Baechle #define DT_MIPS_SYMTABNO 0x70000011 58384740dcSRalf Baechle #define DT_MIPS_UNREFEXTNO 0x70000012 59384740dcSRalf Baechle #define DT_MIPS_GOTSYM 0x70000013 60384740dcSRalf Baechle #define DT_MIPS_HIPAGENO 0x70000014 61384740dcSRalf Baechle #define DT_MIPS_RLD_MAP 0x70000016 62384740dcSRalf Baechle 63384740dcSRalf Baechle #define R_MIPS_NONE 0 64384740dcSRalf Baechle #define R_MIPS_16 1 65384740dcSRalf Baechle #define R_MIPS_32 2 66384740dcSRalf Baechle #define R_MIPS_REL32 3 67384740dcSRalf Baechle #define R_MIPS_26 4 68384740dcSRalf Baechle #define R_MIPS_HI16 5 69384740dcSRalf Baechle #define R_MIPS_LO16 6 70384740dcSRalf Baechle #define R_MIPS_GPREL16 7 71384740dcSRalf Baechle #define R_MIPS_LITERAL 8 72384740dcSRalf Baechle #define R_MIPS_GOT16 9 73384740dcSRalf Baechle #define R_MIPS_PC16 10 74384740dcSRalf Baechle #define R_MIPS_CALL16 11 75384740dcSRalf Baechle #define R_MIPS_GPREL32 12 76384740dcSRalf Baechle /* The remaining relocs are defined on Irix, although they are not 77384740dcSRalf Baechle in the MIPS ELF ABI. */ 78384740dcSRalf Baechle #define R_MIPS_UNUSED1 13 79384740dcSRalf Baechle #define R_MIPS_UNUSED2 14 80384740dcSRalf Baechle #define R_MIPS_UNUSED3 15 81384740dcSRalf Baechle #define R_MIPS_SHIFT5 16 82384740dcSRalf Baechle #define R_MIPS_SHIFT6 17 83384740dcSRalf Baechle #define R_MIPS_64 18 84384740dcSRalf Baechle #define R_MIPS_GOT_DISP 19 85384740dcSRalf Baechle #define R_MIPS_GOT_PAGE 20 86384740dcSRalf Baechle #define R_MIPS_GOT_OFST 21 87384740dcSRalf Baechle /* 88384740dcSRalf Baechle * The following two relocation types are specified in the MIPS ABI 89384740dcSRalf Baechle * conformance guide version 1.2 but not yet in the psABI. 90384740dcSRalf Baechle */ 91384740dcSRalf Baechle #define R_MIPS_GOTHI16 22 92384740dcSRalf Baechle #define R_MIPS_GOTLO16 23 93384740dcSRalf Baechle #define R_MIPS_SUB 24 94384740dcSRalf Baechle #define R_MIPS_INSERT_A 25 95384740dcSRalf Baechle #define R_MIPS_INSERT_B 26 96384740dcSRalf Baechle #define R_MIPS_DELETE 27 97384740dcSRalf Baechle #define R_MIPS_HIGHER 28 98384740dcSRalf Baechle #define R_MIPS_HIGHEST 29 99384740dcSRalf Baechle /* 100384740dcSRalf Baechle * The following two relocation types are specified in the MIPS ABI 101384740dcSRalf Baechle * conformance guide version 1.2 but not yet in the psABI. 102384740dcSRalf Baechle */ 103384740dcSRalf Baechle #define R_MIPS_CALLHI16 30 104384740dcSRalf Baechle #define R_MIPS_CALLLO16 31 105384740dcSRalf Baechle /* 106384740dcSRalf Baechle * This range is reserved for vendor specific relocations. 107384740dcSRalf Baechle */ 108384740dcSRalf Baechle #define R_MIPS_LOVENDOR 100 109384740dcSRalf Baechle #define R_MIPS_HIVENDOR 127 110384740dcSRalf Baechle 111384740dcSRalf Baechle #define SHN_MIPS_ACCOMON 0xff00 /* Allocated common symbols */ 112384740dcSRalf Baechle #define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */ 113384740dcSRalf Baechle #define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */ 114384740dcSRalf Baechle #define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */ 115384740dcSRalf Baechle #define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */ 116384740dcSRalf Baechle 117384740dcSRalf Baechle #define SHT_MIPS_LIST 0x70000000 118384740dcSRalf Baechle #define SHT_MIPS_CONFLICT 0x70000002 119384740dcSRalf Baechle #define SHT_MIPS_GPTAB 0x70000003 120384740dcSRalf Baechle #define SHT_MIPS_UCODE 0x70000004 121384740dcSRalf Baechle #define SHT_MIPS_DEBUG 0x70000005 122384740dcSRalf Baechle #define SHT_MIPS_REGINFO 0x70000006 123384740dcSRalf Baechle #define SHT_MIPS_PACKAGE 0x70000007 124384740dcSRalf Baechle #define SHT_MIPS_PACKSYM 0x70000008 125384740dcSRalf Baechle #define SHT_MIPS_RELD 0x70000009 126384740dcSRalf Baechle #define SHT_MIPS_IFACE 0x7000000b 127384740dcSRalf Baechle #define SHT_MIPS_CONTENT 0x7000000c 128384740dcSRalf Baechle #define SHT_MIPS_OPTIONS 0x7000000d 129384740dcSRalf Baechle #define SHT_MIPS_SHDR 0x70000010 130384740dcSRalf Baechle #define SHT_MIPS_FDESC 0x70000011 131384740dcSRalf Baechle #define SHT_MIPS_EXTSYM 0x70000012 132384740dcSRalf Baechle #define SHT_MIPS_DENSE 0x70000013 133384740dcSRalf Baechle #define SHT_MIPS_PDESC 0x70000014 134384740dcSRalf Baechle #define SHT_MIPS_LOCSYM 0x70000015 135384740dcSRalf Baechle #define SHT_MIPS_AUXSYM 0x70000016 136384740dcSRalf Baechle #define SHT_MIPS_OPTSYM 0x70000017 137384740dcSRalf Baechle #define SHT_MIPS_LOCSTR 0x70000018 138384740dcSRalf Baechle #define SHT_MIPS_LINE 0x70000019 139384740dcSRalf Baechle #define SHT_MIPS_RFDESC 0x7000001a 140384740dcSRalf Baechle #define SHT_MIPS_DELTASYM 0x7000001b 141384740dcSRalf Baechle #define SHT_MIPS_DELTAINST 0x7000001c 142384740dcSRalf Baechle #define SHT_MIPS_DELTACLASS 0x7000001d 143384740dcSRalf Baechle #define SHT_MIPS_DWARF 0x7000001e 144384740dcSRalf Baechle #define SHT_MIPS_DELTADECL 0x7000001f 145384740dcSRalf Baechle #define SHT_MIPS_SYMBOL_LIB 0x70000020 146384740dcSRalf Baechle #define SHT_MIPS_EVENTS 0x70000021 147384740dcSRalf Baechle #define SHT_MIPS_TRANSLATE 0x70000022 148384740dcSRalf Baechle #define SHT_MIPS_PIXIE 0x70000023 149384740dcSRalf Baechle #define SHT_MIPS_XLATE 0x70000024 150384740dcSRalf Baechle #define SHT_MIPS_XLATE_DEBUG 0x70000025 151384740dcSRalf Baechle #define SHT_MIPS_WHIRL 0x70000026 152384740dcSRalf Baechle #define SHT_MIPS_EH_REGION 0x70000027 153384740dcSRalf Baechle #define SHT_MIPS_XLATE_OLD 0x70000028 154384740dcSRalf Baechle #define SHT_MIPS_PDR_EXCEPTION 0x70000029 155384740dcSRalf Baechle 156384740dcSRalf Baechle #define SHF_MIPS_GPREL 0x10000000 157384740dcSRalf Baechle #define SHF_MIPS_MERGE 0x20000000 158384740dcSRalf Baechle #define SHF_MIPS_ADDR 0x40000000 159384740dcSRalf Baechle #define SHF_MIPS_STRING 0x80000000 160384740dcSRalf Baechle #define SHF_MIPS_NOSTRIP 0x08000000 161384740dcSRalf Baechle #define SHF_MIPS_LOCAL 0x04000000 162384740dcSRalf Baechle #define SHF_MIPS_NAMES 0x02000000 163384740dcSRalf Baechle #define SHF_MIPS_NODUPES 0x01000000 164384740dcSRalf Baechle 165384740dcSRalf Baechle #ifndef ELF_ARCH 166384740dcSRalf Baechle /* ELF register definitions */ 167384740dcSRalf Baechle #define ELF_NGREG 45 168384740dcSRalf Baechle #define ELF_NFPREG 33 169384740dcSRalf Baechle 170384740dcSRalf Baechle typedef unsigned long elf_greg_t; 171384740dcSRalf Baechle typedef elf_greg_t elf_gregset_t[ELF_NGREG]; 172384740dcSRalf Baechle 173384740dcSRalf Baechle typedef double elf_fpreg_t; 174384740dcSRalf Baechle typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; 175384740dcSRalf Baechle 176384740dcSRalf Baechle #ifdef CONFIG_32BIT 177384740dcSRalf Baechle 178384740dcSRalf Baechle /* 179384740dcSRalf Baechle * This is used to ensure we don't load something for the wrong architecture. 180384740dcSRalf Baechle */ 181384740dcSRalf Baechle #define elf_check_arch(hdr) \ 182384740dcSRalf Baechle ({ \ 183384740dcSRalf Baechle int __res = 1; \ 184384740dcSRalf Baechle struct elfhdr *__h = (hdr); \ 185384740dcSRalf Baechle \ 186384740dcSRalf Baechle if (__h->e_machine != EM_MIPS) \ 187384740dcSRalf Baechle __res = 0; \ 188384740dcSRalf Baechle if (__h->e_ident[EI_CLASS] != ELFCLASS32) \ 189384740dcSRalf Baechle __res = 0; \ 190384740dcSRalf Baechle if ((__h->e_flags & EF_MIPS_ABI2) != 0) \ 191384740dcSRalf Baechle __res = 0; \ 192384740dcSRalf Baechle if (((__h->e_flags & EF_MIPS_ABI) != 0) && \ 193384740dcSRalf Baechle ((__h->e_flags & EF_MIPS_ABI) != EF_MIPS_ABI_O32)) \ 194384740dcSRalf Baechle __res = 0; \ 195384740dcSRalf Baechle \ 196384740dcSRalf Baechle __res; \ 197384740dcSRalf Baechle }) 198384740dcSRalf Baechle 199384740dcSRalf Baechle /* 200384740dcSRalf Baechle * These are used to set parameters in the core dumps. 201384740dcSRalf Baechle */ 202384740dcSRalf Baechle #define ELF_CLASS ELFCLASS32 203384740dcSRalf Baechle 204384740dcSRalf Baechle #endif /* CONFIG_32BIT */ 205384740dcSRalf Baechle 206384740dcSRalf Baechle #ifdef CONFIG_64BIT 207384740dcSRalf Baechle /* 208384740dcSRalf Baechle * This is used to ensure we don't load something for the wrong architecture. 209384740dcSRalf Baechle */ 210384740dcSRalf Baechle #define elf_check_arch(hdr) \ 211384740dcSRalf Baechle ({ \ 212384740dcSRalf Baechle int __res = 1; \ 213384740dcSRalf Baechle struct elfhdr *__h = (hdr); \ 214384740dcSRalf Baechle \ 215384740dcSRalf Baechle if (__h->e_machine != EM_MIPS) \ 216384740dcSRalf Baechle __res = 0; \ 217384740dcSRalf Baechle if (__h->e_ident[EI_CLASS] != ELFCLASS64) \ 218384740dcSRalf Baechle __res = 0; \ 219384740dcSRalf Baechle \ 220384740dcSRalf Baechle __res; \ 221384740dcSRalf Baechle }) 222384740dcSRalf Baechle 223384740dcSRalf Baechle /* 224384740dcSRalf Baechle * These are used to set parameters in the core dumps. 225384740dcSRalf Baechle */ 226384740dcSRalf Baechle #define ELF_CLASS ELFCLASS64 227384740dcSRalf Baechle 228384740dcSRalf Baechle #endif /* CONFIG_64BIT */ 229384740dcSRalf Baechle 230384740dcSRalf Baechle /* 231384740dcSRalf Baechle * These are used to set parameters in the core dumps. 232384740dcSRalf Baechle */ 233384740dcSRalf Baechle #ifdef __MIPSEB__ 234384740dcSRalf Baechle #define ELF_DATA ELFDATA2MSB 23508d9d1c4SDavid Daney #elif defined(__MIPSEL__) 236384740dcSRalf Baechle #define ELF_DATA ELFDATA2LSB 237384740dcSRalf Baechle #endif 238384740dcSRalf Baechle #define ELF_ARCH EM_MIPS 239384740dcSRalf Baechle 240384740dcSRalf Baechle #endif /* !defined(ELF_ARCH) */ 241384740dcSRalf Baechle 242384740dcSRalf Baechle struct mips_abi; 243384740dcSRalf Baechle 244384740dcSRalf Baechle extern struct mips_abi mips_abi; 245384740dcSRalf Baechle extern struct mips_abi mips_abi_32; 246384740dcSRalf Baechle extern struct mips_abi mips_abi_n32; 247384740dcSRalf Baechle 248384740dcSRalf Baechle #ifdef CONFIG_32BIT 249384740dcSRalf Baechle 2500b592682SMartin Schwidefsky #define SET_PERSONALITY(ex) \ 251384740dcSRalf Baechle do { \ 252384740dcSRalf Baechle set_personality(PER_LINUX); \ 253384740dcSRalf Baechle \ 254384740dcSRalf Baechle current->thread.abi = &mips_abi; \ 255384740dcSRalf Baechle } while (0) 256384740dcSRalf Baechle 257384740dcSRalf Baechle #endif /* CONFIG_32BIT */ 258384740dcSRalf Baechle 259384740dcSRalf Baechle #ifdef CONFIG_64BIT 260384740dcSRalf Baechle 261384740dcSRalf Baechle #ifdef CONFIG_MIPS32_N32 262384740dcSRalf Baechle #define __SET_PERSONALITY32_N32() \ 263384740dcSRalf Baechle do { \ 264384740dcSRalf Baechle set_thread_flag(TIF_32BIT_ADDR); \ 265384740dcSRalf Baechle current->thread.abi = &mips_abi_n32; \ 266384740dcSRalf Baechle } while (0) 267384740dcSRalf Baechle #else 268384740dcSRalf Baechle #define __SET_PERSONALITY32_N32() \ 269384740dcSRalf Baechle do { } while (0) 270384740dcSRalf Baechle #endif 271384740dcSRalf Baechle 272384740dcSRalf Baechle #ifdef CONFIG_MIPS32_O32 273384740dcSRalf Baechle #define __SET_PERSONALITY32_O32() \ 274384740dcSRalf Baechle do { \ 275384740dcSRalf Baechle set_thread_flag(TIF_32BIT_REGS); \ 276384740dcSRalf Baechle set_thread_flag(TIF_32BIT_ADDR); \ 277384740dcSRalf Baechle current->thread.abi = &mips_abi_32; \ 278384740dcSRalf Baechle } while (0) 279384740dcSRalf Baechle #else 280384740dcSRalf Baechle #define __SET_PERSONALITY32_O32() \ 281384740dcSRalf Baechle do { } while (0) 282384740dcSRalf Baechle #endif 283384740dcSRalf Baechle 284384740dcSRalf Baechle #ifdef CONFIG_MIPS32_COMPAT 285384740dcSRalf Baechle #define __SET_PERSONALITY32(ex) \ 286384740dcSRalf Baechle do { \ 287384740dcSRalf Baechle if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \ 288384740dcSRalf Baechle ((ex).e_flags & EF_MIPS_ABI) == 0) \ 289384740dcSRalf Baechle __SET_PERSONALITY32_N32(); \ 290384740dcSRalf Baechle else \ 291384740dcSRalf Baechle __SET_PERSONALITY32_O32(); \ 292384740dcSRalf Baechle } while (0) 293384740dcSRalf Baechle #else 294384740dcSRalf Baechle #define __SET_PERSONALITY32(ex) do { } while (0) 295384740dcSRalf Baechle #endif 296384740dcSRalf Baechle 2970b592682SMartin Schwidefsky #define SET_PERSONALITY(ex) \ 298384740dcSRalf Baechle do { \ 299384740dcSRalf Baechle clear_thread_flag(TIF_32BIT_REGS); \ 300384740dcSRalf Baechle clear_thread_flag(TIF_32BIT_ADDR); \ 301384740dcSRalf Baechle \ 302384740dcSRalf Baechle if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ 303384740dcSRalf Baechle __SET_PERSONALITY32(ex); \ 304384740dcSRalf Baechle else \ 305384740dcSRalf Baechle current->thread.abi = &mips_abi; \ 306384740dcSRalf Baechle \ 3070b592682SMartin Schwidefsky if (current->personality != PER_LINUX32) \ 308384740dcSRalf Baechle set_personality(PER_LINUX); \ 309384740dcSRalf Baechle } while (0) 310384740dcSRalf Baechle 311384740dcSRalf Baechle #endif /* CONFIG_64BIT */ 312384740dcSRalf Baechle 313d5d3102bSRalf Baechle struct pt_regs; 314384740dcSRalf Baechle struct task_struct; 315384740dcSRalf Baechle 316384740dcSRalf Baechle extern void elf_dump_regs(elf_greg_t *, struct pt_regs *regs); 317384740dcSRalf Baechle extern int dump_task_regs(struct task_struct *, elf_gregset_t *); 318384740dcSRalf Baechle extern int dump_task_fpu(struct task_struct *, elf_fpregset_t *); 319384740dcSRalf Baechle 320cad9bc69SYong Zhang #ifndef ELF_CORE_COPY_REGS 321384740dcSRalf Baechle #define ELF_CORE_COPY_REGS(elf_regs, regs) \ 322384740dcSRalf Baechle elf_dump_regs((elf_greg_t *)&(elf_regs), regs); 323cad9bc69SYong Zhang #endif 324cad9bc69SYong Zhang #ifndef ELF_CORE_COPY_TASK_REGS 325384740dcSRalf Baechle #define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) 326cad9bc69SYong Zhang #endif 327384740dcSRalf Baechle #define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) \ 328384740dcSRalf Baechle dump_task_fpu(tsk, elf_fpregs) 329384740dcSRalf Baechle 330384740dcSRalf Baechle #define ELF_EXEC_PAGESIZE PAGE_SIZE 331384740dcSRalf Baechle 332384740dcSRalf Baechle /* This yields a mask that user programs can use to figure out what 333384740dcSRalf Baechle instruction set this cpu supports. This could be done in userspace, 334384740dcSRalf Baechle but it's not easy, and we've already done it here. */ 335384740dcSRalf Baechle 336384740dcSRalf Baechle #define ELF_HWCAP (0) 337384740dcSRalf Baechle 338874fd3b5SDavid Daney /* 339874fd3b5SDavid Daney * This yields a string that ld.so will use to load implementation 340874fd3b5SDavid Daney * specific libraries for optimization. This is more specific in 341874fd3b5SDavid Daney * intent than poking at uname or /proc/cpuinfo. 342874fd3b5SDavid Daney */ 343384740dcSRalf Baechle 344874fd3b5SDavid Daney #define ELF_PLATFORM __elf_platform 345874fd3b5SDavid Daney extern const char *__elf_platform; 346384740dcSRalf Baechle 347384740dcSRalf Baechle /* 348384740dcSRalf Baechle * See comments in asm-alpha/elf.h, this is the same thing 349384740dcSRalf Baechle * on the MIPS. 350384740dcSRalf Baechle */ 351384740dcSRalf Baechle #define ELF_PLAT_INIT(_r, load_addr) do { \ 352384740dcSRalf Baechle _r->regs[1] = _r->regs[2] = _r->regs[3] = _r->regs[4] = 0; \ 353384740dcSRalf Baechle _r->regs[5] = _r->regs[6] = _r->regs[7] = _r->regs[8] = 0; \ 354384740dcSRalf Baechle _r->regs[9] = _r->regs[10] = _r->regs[11] = _r->regs[12] = 0; \ 355384740dcSRalf Baechle _r->regs[13] = _r->regs[14] = _r->regs[15] = _r->regs[16] = 0; \ 356384740dcSRalf Baechle _r->regs[17] = _r->regs[18] = _r->regs[19] = _r->regs[20] = 0; \ 357384740dcSRalf Baechle _r->regs[21] = _r->regs[22] = _r->regs[23] = _r->regs[24] = 0; \ 358384740dcSRalf Baechle _r->regs[25] = _r->regs[26] = _r->regs[27] = _r->regs[28] = 0; \ 359384740dcSRalf Baechle _r->regs[30] = _r->regs[31] = 0; \ 360384740dcSRalf Baechle } while (0) 361384740dcSRalf Baechle 362384740dcSRalf Baechle /* This is the location that an ET_DYN program is loaded if exec'ed. Typical 363384740dcSRalf Baechle use of this is to invoke "./ld.so someprog" to test out a new version of 364384740dcSRalf Baechle the loader. We need to make sure that it is out of the way of the program 365384740dcSRalf Baechle that it will "exec", and that there is sufficient room for the brk. */ 366384740dcSRalf Baechle 367384740dcSRalf Baechle #ifndef ELF_ET_DYN_BASE 368384740dcSRalf Baechle #define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) 369384740dcSRalf Baechle #endif 370384740dcSRalf Baechle 371384740dcSRalf Baechle #endif /* _ASM_ELF_H */ 372