arch/avr32/include/asm/elf.h

   1 #ifndef __ASM_AVR32_ELF_H
   2 #define __ASM_AVR32_ELF_H
   3
   4 /* AVR32 relocation numbers */
   5 #define R_AVR32_NONE            0
   6 #define R_AVR32_32              1
   7 #define R_AVR32_16              2
   8 #define R_AVR32_8               3
   9 #define R_AVR32_32_PCREL        4
  10 #define R_AVR32_16_PCREL        5
  11 #define R_AVR32_8_PCREL         6
  12 #define R_AVR32_DIFF32          7
  13 #define R_AVR32_DIFF16          8
  14 #define R_AVR32_DIFF8           9
  15 #define R_AVR32_GOT32           10
  16 #define R_AVR32_GOT16           11
  17 #define R_AVR32_GOT8            12
  18 #define R_AVR32_21S             13
  19 #define R_AVR32_16U             14
  20 #define R_AVR32_16S             15
  21 #define R_AVR32_8S              16
  22 #define R_AVR32_8S_EXT          17
  23 #define R_AVR32_22H_PCREL       18
  24 #define R_AVR32_18W_PCREL       19
  25 #define R_AVR32_16B_PCREL       20
  26 #define R_AVR32_16N_PCREL       21
  27 #define R_AVR32_14UW_PCREL      22
  28 #define R_AVR32_11H_PCREL       23
  29 #define R_AVR32_10UW_PCREL      24
  30 #define R_AVR32_9H_PCREL        25
  31 #define R_AVR32_9UW_PCREL       26
  32 #define R_AVR32_HI16            27
  33 #define R_AVR32_LO16            28
  34 #define R_AVR32_GOTPC           29
  35 #define R_AVR32_GOTCALL         30
  36 #define R_AVR32_LDA_GOT         31
  37 #define R_AVR32_GOT21S          32
  38 #define R_AVR32_GOT18SW         33
  39 #define R_AVR32_GOT16S          34
  40 #define R_AVR32_GOT7UW          35
  41 #define R_AVR32_32_CPENT        36
  42 #define R_AVR32_CPCALL          37
  43 #define R_AVR32_16_CP           38
  44 #define R_AVR32_9W_CP           39
  45 #define R_AVR32_RELATIVE        40
  46 #define R_AVR32_GLOB_DAT        41
  47 #define R_AVR32_JMP_SLOT        42
  48 #define R_AVR32_ALIGN           43
  49
  50 /*
  51  * ELF register definitions..
  52  */
  53
  54 #include <asm/ptrace.h>
  55 #include <asm/user.h>
  56
  57 typedef unsigned long elf_greg_t;
  58
  59 #define ELF_NGREG (sizeof (struct pt_regs) / sizeof (elf_greg_t))
  60 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
  61
  62 typedef struct user_fpu_struct elf_fpregset_t;
  63
  64 /*
  65  * This is used to ensure we don't load something for the wrong architecture.
  66  */
  67 #define elf_check_arch(x) ( (x)->e_machine == EM_AVR32 )
  68
  69 /*
  70  * These are used to set parameters in the core dumps.
  71  */
  72 #define ELF_CLASS       ELFCLASS32
  73 #ifdef __LITTLE_ENDIAN__
  74 #define ELF_DATA        ELFDATA2LSB
  75 #else
  76 #define ELF_DATA        ELFDATA2MSB
  77 #endif
  78 #define ELF_ARCH        EM_AVR32
  79
  80 #define ELF_EXEC_PAGESIZE       4096
  81
  82 /* This is the location that an ET_DYN program is loaded if exec'ed.  Typical
  83    use of this is to invoke "./ld.so someprog" to test out a new version of
  84    the loader.  We need to make sure that it is out of the way of the program
  85    that it will "exec", and that there is sufficient room for the brk.  */
  86
  87 #define ELF_ET_DYN_BASE         (TASK_SIZE / 3 * 2)
  88
  89
  90 /* This yields a mask that user programs can use to figure out what
  91    instruction set this CPU supports.  This could be done in user space,
  92    but it's not easy, and we've already done it here.  */
  93
  94 #define ELF_HWCAP       (0)
  95
  96 /* This yields a string that ld.so will use to load implementation
  97    specific libraries for optimization.  This is more specific in
  98    intent than poking at uname or /proc/cpuinfo.
  99
 100    For the moment, we have only optimizations for the Intel generations,
 101    but that could change... */
 102
 103 #define ELF_PLATFORM  (NULL)
 104
 105 #endif /* __ASM_AVR32_ELF_H */