102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
#ifndef __V850_ELF_H__
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#define __V850_ELF_H__
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/*
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* ELF register definitions..
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*/
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#include <asm/ptrace.h>
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#include <asm/user.h>
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#include <asm/byteorder.h>
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typedef unsigned long elf_greg_t;
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#define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t))
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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typedef struct user_fpu_struct elf_fpregset_t;
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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#define elf_check_arch(x) \
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((x)->e_machine == EM_V850 || (x)->e_machine == EM_CYGNUS_V850)
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/* v850 relocation types. */
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#define R_V850_NONE 0
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#define R_V850_9_PCREL 1
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#define R_V850_22_PCREL 2
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#define R_V850_HI16_S 3
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#define R_V850_HI16 4
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#define R_V850_LO16 5
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#define R_V850_32 6
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#define R_V850_16 7
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#define R_V850_8 8
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#define R_V850_SDA_16_16_OFFSET 9 /* For ld.b, st.b, set1, clr1,
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not1, tst1, movea, movhi */
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#define R_V850_SDA_15_16_OFFSET 10 /* For ld.w, ld.h, ld.hu, st.w, st.h */
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#define R_V850_ZDA_16_16_OFFSET 11 /* For ld.b, st.b, set1, clr1,
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not1, tst1, movea, movhi */
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#define R_V850_ZDA_15_16_OFFSET 12 /* For ld.w, ld.h, ld.hu, st.w, st.h */
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#define R_V850_TDA_6_8_OFFSET 13 /* For sst.w, sld.w */
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#define R_V850_TDA_7_8_OFFSET 14 /* For sst.h, sld.h */
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#define R_V850_TDA_7_7_OFFSET 15 /* For sst.b, sld.b */
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#define R_V850_TDA_16_16_OFFSET 16 /* For set1, clr1, not1, tst1,
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movea, movhi */
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#define R_V850_NUM 17
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/*
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* These are used to set parameters in the core dumps.
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*/
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#define ELF_CLASS ELFCLASS32
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#ifdef __LITTLE_ENDIAN__
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#define ELF_DATA ELFDATA2LSB
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#else
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#define ELF_DATA ELFDATA2MSB
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#endif
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#define ELF_ARCH EM_V850
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#define USE_ELF_CORE_DUMP
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#define ELF_EXEC_PAGESIZE 4096
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#define ELF_CORE_COPY_REGS(_dest,_regs) \
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memcpy((char *) &_dest, (char *) _regs, \
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sizeof(struct pt_regs));
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/* This yields a mask that user programs can use to figure out what
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instruction set this CPU supports. This could be done in user space,
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but it's not easy, and we've already done it here. */
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#define ELF_HWCAP (0)
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/* This yields a string that ld.so will use to load implementation
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specific libraries for optimization. This is more specific in
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intent than poking at uname or /proc/cpuinfo.
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For the moment, we have only optimizations for the Intel generations,
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but that could change... */
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#define ELF_PLATFORM (NULL)
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#define ELF_PLAT_INIT(_r, load_addr) \
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do { \
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_r->gpr[0] = _r->gpr[1] = _r->gpr[2] = _r->gpr[3] = \
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_r->gpr[4] = _r->gpr[5] = _r->gpr[6] = _r->gpr[7] = \
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_r->gpr[8] = _r->gpr[9] = _r->gpr[10] = _r->gpr[11] = \
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_r->gpr[12] = _r->gpr[13] = _r->gpr[14] = _r->gpr[15] = \
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_r->gpr[16] = _r->gpr[17] = _r->gpr[18] = _r->gpr[19] = \
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_r->gpr[20] = _r->gpr[21] = _r->gpr[22] = _r->gpr[23] = \
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_r->gpr[24] = _r->gpr[25] = _r->gpr[26] = _r->gpr[27] = \
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_r->gpr[28] = _r->gpr[29] = _r->gpr[30] = _r->gpr[31] = \
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0; \
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} while (0)
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#ifdef __KERNEL__
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#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT)
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#endif
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#endif /* __V850_ELF_H__ */
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