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Diffstat (limited to 'include/asm-xtensa/elf.h')
| -rw-r--r-- | include/asm-xtensa/elf.h | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/include/asm-xtensa/elf.h b/include/asm-xtensa/elf.h deleted file mode 100644 index c3f53e755ca..00000000000 --- a/include/asm-xtensa/elf.h +++ /dev/null @@ -1,205 +0,0 @@ -/* - * include/asm-xtensa/elf.h - * - * ELF register definitions - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2001 - 2005 Tensilica Inc. - */ - -#ifndef _XTENSA_ELF_H -#define _XTENSA_ELF_H - -#include <asm/ptrace.h> - -/* Xtensa processor ELF architecture-magic number */ - -#define EM_XTENSA 94 -#define EM_XTENSA_OLD 0xABC7 - -/* Xtensa relocations defined by the ABIs */ - -#define R_XTENSA_NONE 0 -#define R_XTENSA_32 1 -#define R_XTENSA_RTLD 2 -#define R_XTENSA_GLOB_DAT 3 -#define R_XTENSA_JMP_SLOT 4 -#define R_XTENSA_RELATIVE 5 -#define R_XTENSA_PLT 6 -#define R_XTENSA_OP0 8 -#define R_XTENSA_OP1 9 -#define R_XTENSA_OP2 10 -#define R_XTENSA_ASM_EXPAND 11 -#define R_XTENSA_ASM_SIMPLIFY 12 -#define R_XTENSA_GNU_VTINHERIT 15 -#define R_XTENSA_GNU_VTENTRY 16 -#define R_XTENSA_DIFF8 17 -#define R_XTENSA_DIFF16 18 -#define R_XTENSA_DIFF32 19 -#define R_XTENSA_SLOT0_OP 20 -#define R_XTENSA_SLOT1_OP 21 -#define R_XTENSA_SLOT2_OP 22 -#define R_XTENSA_SLOT3_OP 23 -#define R_XTENSA_SLOT4_OP 24 -#define R_XTENSA_SLOT5_OP 25 -#define R_XTENSA_SLOT6_OP 26 -#define R_XTENSA_SLOT7_OP 27 -#define R_XTENSA_SLOT8_OP 28 -#define R_XTENSA_SLOT9_OP 29 -#define R_XTENSA_SLOT10_OP 30 -#define R_XTENSA_SLOT11_OP 31 -#define R_XTENSA_SLOT12_OP 32 -#define R_XTENSA_SLOT13_OP 33 -#define R_XTENSA_SLOT14_OP 34 -#define R_XTENSA_SLOT0_ALT 35 -#define R_XTENSA_SLOT1_ALT 36 -#define R_XTENSA_SLOT2_ALT 37 -#define R_XTENSA_SLOT3_ALT 38 -#define R_XTENSA_SLOT4_ALT 39 -#define R_XTENSA_SLOT5_ALT 40 -#define R_XTENSA_SLOT6_ALT 41 -#define R_XTENSA_SLOT7_ALT 42 -#define R_XTENSA_SLOT8_ALT 43 -#define R_XTENSA_SLOT9_ALT 44 -#define R_XTENSA_SLOT10_ALT 45 -#define R_XTENSA_SLOT11_ALT 46 -#define R_XTENSA_SLOT12_ALT 47 -#define R_XTENSA_SLOT13_ALT 48 -#define R_XTENSA_SLOT14_ALT 49 - -/* ELF register definitions. This is needed for core dump support. */ - -typedef unsigned long elf_greg_t; - -typedef struct { - elf_greg_t pc; - elf_greg_t ps; - elf_greg_t lbeg; - elf_greg_t lend; - elf_greg_t lcount; - elf_greg_t sar; - elf_greg_t windowstart; - elf_greg_t windowbase; - elf_greg_t reserved[8+48]; - elf_greg_t a[64]; -} xtensa_gregset_t; - -#define ELF_NGREG (sizeof(xtensa_gregset_t) / sizeof(elf_greg_t)) - -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; - -#define ELF_NFPREG 18 - -typedef unsigned int elf_fpreg_t; -typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; - -#define ELF_CORE_COPY_REGS(_eregs, _pregs) \ - xtensa_elf_core_copy_regs ((xtensa_gregset_t*)&(_eregs), _pregs); - -extern void xtensa_elf_core_copy_regs (xtensa_gregset_t *, struct pt_regs *); - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ - -#define elf_check_arch(x) ( ( (x)->e_machine == EM_XTENSA ) || \ - ( (x)->e_machine == EM_XTENSA_OLD ) ) - -/* - * These are used to set parameters in the core dumps. - */ - -#ifdef __XTENSA_EL__ -# define ELF_DATA ELFDATA2LSB -#elif defined(__XTENSA_EB__) -# define ELF_DATA ELFDATA2MSB -#else -# error processor byte order undefined! -#endif - -#define ELF_CLASS ELFCLASS32 -#define ELF_ARCH EM_XTENSA - -#define USE_ELF_CORE_DUMP -#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 (2 * TASK_SIZE / 3) - -/* - * 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. - * For the moment, we have only optimizations for the Intel generations, - * but that could change... - */ - -#define ELF_PLATFORM (NULL) - -/* - * The Xtensa processor ABI says that when the program starts, a2 - * contains a pointer to a function which might be registered using - * `atexit'. This provides a mean for the dynamic linker to call - * DT_FINI functions for shared libraries that have been loaded before - * the code runs. - * - * A value of 0 tells we have no such handler. - * - * We might as well make sure everything else is cleared too (except - * for the stack pointer in a1), just to make things more - * deterministic. Also, clearing a0 terminates debugger backtraces. - */ - -#define ELF_PLAT_INIT(_r, load_addr) \ - do { _r->areg[0]=0; /*_r->areg[1]=0;*/ _r->areg[2]=0; _r->areg[3]=0; \ - _r->areg[4]=0; _r->areg[5]=0; _r->areg[6]=0; _r->areg[7]=0; \ - _r->areg[8]=0; _r->areg[9]=0; _r->areg[10]=0; _r->areg[11]=0; \ - _r->areg[12]=0; _r->areg[13]=0; _r->areg[14]=0; _r->areg[15]=0; \ - } while (0) - -typedef struct { - xtregs_opt_t opt; - xtregs_user_t user; -#if XTENSA_HAVE_COPROCESSORS - xtregs_cp0_t cp0; - xtregs_cp1_t cp1; - xtregs_cp2_t cp2; - xtregs_cp3_t cp3; - xtregs_cp4_t cp4; - xtregs_cp5_t cp5; - xtregs_cp6_t cp6; - xtregs_cp7_t cp7; -#endif -} elf_xtregs_t; - -#define SET_PERSONALITY(ex) set_personality(PER_LINUX_32BIT) - -struct task_struct; - -extern void do_copy_regs (xtensa_gregset_t*, struct pt_regs*, - struct task_struct*); -extern void do_restore_regs (xtensa_gregset_t*, struct pt_regs*, - struct task_struct*); -extern void do_save_fpregs (elf_fpregset_t*, struct pt_regs*, - struct task_struct*); -extern int do_restore_fpregs (elf_fpregset_t*, struct pt_regs*, - struct task_struct*); - -#endif /* _XTENSA_ELF_H */ |