diff options
Diffstat (limited to 'include/asm-sh/elf.h')
-rw-r--r-- | include/asm-sh/elf.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/include/asm-sh/elf.h b/include/asm-sh/elf.h new file mode 100644 index 0000000..8fe00a1 --- /dev/null +++ b/include/asm-sh/elf.h @@ -0,0 +1,121 @@ +#ifndef __ASM_SH_ELF_H +#define __ASM_SH_ELF_H + +/* SH relocation types */ +#define R_SH_NONE 0 +#define R_SH_DIR32 1 +#define R_SH_REL32 2 +#define R_SH_DIR8WPN 3 +#define R_SH_IND12W 4 +#define R_SH_DIR8WPL 5 +#define R_SH_DIR8WPZ 6 +#define R_SH_DIR8BP 7 +#define R_SH_DIR8W 8 +#define R_SH_DIR8L 9 +#define R_SH_SWITCH16 25 +#define R_SH_SWITCH32 26 +#define R_SH_USES 27 +#define R_SH_COUNT 28 +#define R_SH_ALIGN 29 +#define R_SH_CODE 30 +#define R_SH_DATA 31 +#define R_SH_LABEL 32 +#define R_SH_SWITCH8 33 +#define R_SH_GNU_VTINHERIT 34 +#define R_SH_GNU_VTENTRY 35 +#define R_SH_TLS_GD_32 144 +#define R_SH_TLS_LD_32 145 +#define R_SH_TLS_LDO_32 146 +#define R_SH_TLS_IE_32 147 +#define R_SH_TLS_LE_32 148 +#define R_SH_TLS_DTPMOD32 149 +#define R_SH_TLS_DTPOFF32 150 +#define R_SH_TLS_TPOFF32 151 +#define R_SH_GOT32 160 +#define R_SH_PLT32 161 +#define R_SH_COPY 162 +#define R_SH_GLOB_DAT 163 +#define R_SH_JMP_SLOT 164 +#define R_SH_RELATIVE 165 +#define R_SH_GOTOFF 166 +#define R_SH_GOTPC 167 +/* Keep this the last entry. */ +#define R_SH_NUM 256 + +/* + * ELF register definitions.. + */ + +#include <asm/ptrace.h> +#include <asm/user.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]; + +typedef struct user_fpu_struct elf_fpregset_t; + +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) ( (x)->e_machine == EM_SH ) + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_CLASS ELFCLASS32 +#ifdef __LITTLE_ENDIAN__ +#define ELF_DATA ELFDATA2LSB +#else +#define ELF_DATA ELFDATA2MSB +#endif +#define ELF_ARCH EM_SH + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +/* 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) + + +#define ELF_CORE_COPY_REGS(_dest,_regs) \ + memcpy((char *) &_dest, (char *) _regs, \ + sizeof(struct pt_regs)); + +/* 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) + +#define ELF_PLAT_INIT(_r, load_addr) \ + do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ + _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ + _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ + _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \ + _r->sr = SR_FD; } while (0) + +#ifdef __KERNEL__ +#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT) +extern int dump_task_regs (struct task_struct *, elf_gregset_t *); +extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *); + +#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) +#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs) +#endif + +#endif /* __ASM_SH_ELF_H */ |