case ARCH_ARM_EABI:
        /* setup instructions */
        code.u32[0] = 0xe12fff34; /* blx r4 */
        code.u32[1] = BREAKINST_ARM;
        code_size = 2 * 4;
        /* setup registers */
        uregs[16] &= ~THUMB_MODE_BIT;
        uregs[15] = injector->code_addr;
        uregs[13] = injector->stack + injector->stack_size - 16;
        uregs[4] = function_addr;
        uregs[0] = arg1;
        uregs[1] = arg2;
        uregs[2] = arg3;
        uregs[3] = arg4;
        PTRACE_OR_RETURN(PTRACE_POKETEXT, injector, uregs[13] + 0, arg5);
        PTRACE_OR_RETURN(PTRACE_POKETEXT, injector, uregs[13] + 4, arg6);
        reg32_return = &uregs[0];
        break;
#endif