| #ifndef __ASM_SH_ELF_H |
| #define __ASM_SH_ELF_H |
| |
| /* |
| * 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) \ |
| 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) |
| #endif |
| |
| #endif /* __ASM_SH_ELF_H */ |