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Diffstat (limited to 'arch/tile/include/asm/elf.h')
| -rw-r--r-- | arch/tile/include/asm/elf.h | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/arch/tile/include/asm/elf.h b/arch/tile/include/asm/elf.h deleted file mode 100644 index e9d54a06736f..000000000000 --- a/arch/tile/include/asm/elf.h +++ /dev/null @@ -1,182 +0,0 @@ -/* - * Copyright 2010 Tilera Corporation. All Rights Reserved. - * - * 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, version 2. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for - * more details. - */ - -#ifndef _ASM_TILE_ELF_H -#define _ASM_TILE_ELF_H - -/* - * ELF register definitions. - */ - -#include <arch/chip.h> - -#include <linux/ptrace.h> -#include <linux/elf-em.h> -#include <asm/byteorder.h> -#include <asm/page.h> - -typedef unsigned long elf_greg_t; - -#define ELF_NGREG (sizeof(struct pt_regs) / sizeof(elf_greg_t)) -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; - -/* Provide a nominal data structure. */ -#define ELF_NFPREG 0 -typedef double elf_fpreg_t; -typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; - -#ifdef __tilegx__ -#define ELF_CLASS ELFCLASS64 -#else -#define ELF_CLASS ELFCLASS32 -#endif -#ifdef __BIG_ENDIAN__ -#define ELF_DATA ELFDATA2MSB -#else -#define ELF_DATA ELFDATA2LSB -#endif - -/* - * There seems to be a bug in how compat_binfmt_elf.c works: it - * #undefs ELF_ARCH, but it is then used in binfmt_elf.c for fill_note_info(). - * Hack around this by providing an enum value of ELF_ARCH. - */ -enum { ELF_ARCH = CHIP_ELF_TYPE() }; -#define ELF_ARCH ELF_ARCH - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) \ - ((x)->e_ident[EI_CLASS] == ELF_CLASS && \ - (x)->e_ident[EI_DATA] == ELF_DATA && \ - (x)->e_machine == CHIP_ELF_TYPE()) - -/* The module loader only handles a few relocation types. */ -#ifndef __tilegx__ -#define R_TILE_32 1 -#define R_TILE_JOFFLONG_X1 15 -#define R_TILE_IMM16_X0_LO 25 -#define R_TILE_IMM16_X1_LO 26 -#define R_TILE_IMM16_X0_HA 29 -#define R_TILE_IMM16_X1_HA 30 -#else -#define R_TILEGX_64 1 -#define R_TILEGX_JUMPOFF_X1 21 -#define R_TILEGX_IMM16_X0_HW0 36 -#define R_TILEGX_IMM16_X1_HW0 37 -#define R_TILEGX_IMM16_X0_HW1 38 -#define R_TILEGX_IMM16_X1_HW1 39 -#define R_TILEGX_IMM16_X0_HW2_LAST 48 -#define R_TILEGX_IMM16_X1_HW2_LAST 49 -#endif - -/* Use standard page size for core dumps. */ -#define ELF_EXEC_PAGESIZE PAGE_SIZE - -/* - * This is the location that an ET_DYN program is loaded if exec'ed. Typical - * use of this is to invoke "./ld.so someprog" to test out a new version of - * the loader. We need to make sure that it is out of the way of the program - * that it will "exec", and that there is sufficient room for the brk. - */ -#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) - -#define ELF_CORE_COPY_REGS(_dest, _regs) \ - memcpy((char *) &_dest, (char *) _regs, \ - sizeof(struct pt_regs)); - -/* No additional FP registers to copy. */ -#define ELF_CORE_COPY_FPREGS(t, fpu) 0 - -/* - * This yields a mask that user programs can use to figure out what - * instruction set this CPU supports. This could be done in user space, - * but it's not easy, and we've already done it here. - */ -#define ELF_HWCAP (0) - -/* - * This yields a string that ld.so will use to load implementation - * specific libraries for optimization. This is more specific in - * intent than poking at uname or /proc/cpuinfo. - */ -#define ELF_PLATFORM (NULL) - -extern void elf_plat_init(struct pt_regs *regs, unsigned long load_addr); - -#define ELF_PLAT_INIT(_r, load_addr) elf_plat_init(_r, load_addr) - -extern int dump_task_regs(struct task_struct *, elf_gregset_t *); -#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) - -/* Tilera Linux has no personalities currently, so no need to do anything. */ -#define SET_PERSONALITY(ex) do { } while (0) - -#define ARCH_HAS_SETUP_ADDITIONAL_PAGES -/* Support auto-mapping of the user interrupt vectors. */ -struct linux_binprm; -extern int arch_setup_additional_pages(struct linux_binprm *bprm, - int executable_stack); -/* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */ -#define ARCH_DLINFO \ -do { \ - NEW_AUX_ENT(AT_SYSINFO_EHDR, VDSO_BASE); \ -} while (0) - -struct mm_struct; -extern unsigned long arch_randomize_brk(struct mm_struct *mm); -#define arch_randomize_brk arch_randomize_brk - -#ifdef CONFIG_COMPAT - -#define COMPAT_ELF_PLATFORM "tilegx-m32" - -/* - * "Compat" binaries have the same machine type, but 32-bit class, - * since they're not a separate machine type, but just a 32-bit - * variant of the standard 64-bit architecture. - */ -#define compat_elf_check_arch(x) \ - ((x)->e_ident[EI_CLASS] == ELFCLASS32 && \ - (x)->e_machine == CHIP_ELF_TYPE()) - -#define compat_start_thread(regs, ip, usp) do { \ - regs->pc = ptr_to_compat_reg((void *)(ip)); \ - regs->sp = ptr_to_compat_reg((void *)(usp)); \ - single_step_execve(); \ - } while (0) - -/* - * Use SET_PERSONALITY to indicate compatibility via TS_COMPAT. - */ -#undef SET_PERSONALITY -#define SET_PERSONALITY(ex) \ -do { \ - set_personality(PER_LINUX | (current->personality & (~PER_MASK))); \ - current_thread_info()->status &= ~TS_COMPAT; \ -} while (0) -#define COMPAT_SET_PERSONALITY(ex) \ -do { \ - set_personality(PER_LINUX | (current->personality & (~PER_MASK))); \ - current_thread_info()->status |= TS_COMPAT; \ -} while (0) - -#define COMPAT_ELF_ET_DYN_BASE (0xffffffff / 3 * 2) - -#endif /* CONFIG_COMPAT */ - -#define CORE_DUMP_USE_REGSET - -#endif /* _ASM_TILE_ELF_H */ |
