unix/mpconfigport.h - lite/micropython - Linaro Git Browser

 /*
  * This file is part of the Micro Python project, http://micropython.org/
  *
  * The MIT License (MIT)
  *
  * Copyright (c) 2013, 2014 Damien P. George
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
  * in the Software without restriction, including without limitation the rights
  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included in
  * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */

 // options to control how Micro Python is built

 #define MICROPY_ALLOC_PATH_MAX      (PATH_MAX)
 #define MICROPY_PERSISTENT_CODE_LOAD (1)
 #if !defined(MICROPY_EMIT_X64) && defined(__x86_64__)
     #define MICROPY_EMIT_X64        (1)
 #endif
 #if !defined(MICROPY_EMIT_X86) && defined(__i386__)
     #define MICROPY_EMIT_X86        (1)
 #endif
 #if !defined(MICROPY_EMIT_THUMB) && defined(__thumb2__)
     #define MICROPY_EMIT_THUMB      (1)
     #define MICROPY_MAKE_POINTER_CALLABLE(p) ((void*)((mp_uint_t)(p) | 1))
 #endif
 // Some compilers define __thumb2__ and __arm__ at the same time, let
 // autodetected thumb2 emitter have priority.
 #if !defined(MICROPY_EMIT_ARM) && defined(__arm__) && !defined(__thumb2__)
     #define MICROPY_EMIT_ARM        (1)
 #endif
 #define MICROPY_COMP_MODULE_CONST   (1)
 #define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (1)
 #define MICROPY_COMP_RETURN_IF_EXPR (1)
 #define MICROPY_ENABLE_GC           (1)
 #define MICROPY_ENABLE_FINALISER    (1)
 #define MICROPY_STACK_CHECK         (1)
 #define MICROPY_MALLOC_USES_ALLOCATED_SIZE (1)
 #define MICROPY_MEM_STATS           (1)
 #define MICROPY_DEBUG_PRINTERS      (1)
 // Printing debug to stderr may give tests which
 // check stdout a chance to pass, etc.
 #define MICROPY_DEBUG_PRINTER_DEST  mp_stderr_print
 #define MICROPY_READER_POSIX        (1)
 #define MICROPY_USE_READLINE_HISTORY (1)
 #define MICROPY_HELPER_REPL         (1)
 #define MICROPY_REPL_EMACS_KEYS     (1)
 #define MICROPY_REPL_AUTO_INDENT    (1)
 #define MICROPY_HELPER_LEXER_UNIX   (1)
 #define MICROPY_ENABLE_SOURCE_LINE  (1)
 #define MICROPY_FLOAT_IMPL          (MICROPY_FLOAT_IMPL_DOUBLE)
 #define MICROPY_LONGINT_IMPL        (MICROPY_LONGINT_IMPL_MPZ)
 #define MICROPY_STREAMS_NON_BLOCK   (1)
 #define MICROPY_STREAMS_POSIX_API   (1)
 #define MICROPY_OPT_COMPUTED_GOTO   (1)
 #ifndef MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE
 #define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (1)
 #endif
 #define MICROPY_CAN_OVERRIDE_BUILTINS (1)
 #define MICROPY_PY_FUNCTION_ATTRS   (1)
 #define MICROPY_PY_DESCRIPTORS      (1)
 #define MICROPY_PY_BUILTINS_STR_UNICODE (1)
 #define MICROPY_PY_BUILTINS_STR_CENTER (1)
 #define MICROPY_PY_BUILTINS_STR_PARTITION (1)
 #define MICROPY_PY_BUILTINS_STR_SPLITLINES (1)
 #define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
 #define MICROPY_PY_BUILTINS_FROZENSET (1)
 #define MICROPY_PY_BUILTINS_COMPILE (1)
 #define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
 #define MICROPY_PY_BUILTINS_INPUT   (1)
 #define MICROPY_PY_BUILTINS_POW3    (1)
 #define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
 #define MICROPY_PY_ALL_SPECIAL_METHODS (1)
 #define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
 #define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
 #define MICROPY_PY_SYS_EXIT         (1)
 #if defined(__APPLE__) && defined(__MACH__)
     #define MICROPY_PY_SYS_PLATFORM  "darwin"
 #else
     #define MICROPY_PY_SYS_PLATFORM  "linux"
 #endif
 #define MICROPY_PY_SYS_MAXSIZE      (1)
 #define MICROPY_PY_SYS_STDFILES     (1)
 #define MICROPY_PY_SYS_EXC_INFO     (1)
 #define MICROPY_PY_COLLECTIONS_ORDEREDDICT (1)
 #ifndef MICROPY_PY_MATH_SPECIAL_FUNCTIONS
 #define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (1)
 #endif
 #define MICROPY_PY_CMATH            (1)
 #define MICROPY_PY_IO_FILEIO        (1)
 #define MICROPY_PY_IO_RESOURCE_STREAM (1)
 #define MICROPY_PY_GC_COLLECT_RETVAL (1)
 #define MICROPY_MODULE_FROZEN_STR   (1)

 #define MICROPY_STACKLESS           (0)
 #define MICROPY_STACKLESS_STRICT    (0)

 #define MICROPY_PY_OS_STATVFS       (1)
 #define MICROPY_PY_UTIME            (1)
 #define MICROPY_PY_UTIME_MP_HAL     (1)
 #define MICROPY_PY_UERRNO           (1)
 #define MICROPY_PY_UCTYPES          (1)
 #define MICROPY_PY_UZLIB            (1)
 #define MICROPY_PY_UJSON            (1)
 #define MICROPY_PY_URE              (1)
 #define MICROPY_PY_UHEAPQ           (1)
 #define MICROPY_PY_UTIMEQ           (1)
 #define MICROPY_PY_UHASHLIB         (1)
 #if MICROPY_PY_USSL && MICROPY_SSL_AXTLS
 #define MICROPY_PY_UHASHLIB_SHA1    (1)
 #endif
 #define MICROPY_PY_UBINASCII        (1)
 #define MICROPY_PY_UBINASCII_CRC32  (1)
 #define MICROPY_PY_URANDOM          (1)
 #ifndef MICROPY_PY_USELECT_POSIX
 #define MICROPY_PY_USELECT_POSIX    (1)
 #endif
 #define MICROPY_PY_WEBSOCKET        (1)
 #define MICROPY_PY_MACHINE          (1)
 #define MICROPY_PY_MACHINE_PULSE    (1)
 #define MICROPY_MACHINE_MEM_GET_READ_ADDR   mod_machine_mem_get_addr
 #define MICROPY_MACHINE_MEM_GET_WRITE_ADDR  mod_machine_mem_get_addr

 #define MICROPY_FATFS_ENABLE_LFN       (1)
 #define MICROPY_FATFS_RPATH            (2)
 #define MICROPY_FATFS_MAX_SS           (4096)
 #define MICROPY_FATFS_LFN_CODE_PAGE    (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
 #define MICROPY_VFS_FAT                (0)

 // Define to MICROPY_ERROR_REPORTING_DETAILED to get function, etc.
 // names in exception messages (may require more RAM).
 #define MICROPY_ERROR_REPORTING     (MICROPY_ERROR_REPORTING_DETAILED)
 #define MICROPY_WARNINGS            (1)
 #define MICROPY_PY_STR_BYTES_CMP_WARN (1)

 // Define to 1 to use undertested inefficient GC helper implementation
 // (if more efficient arch-specific one is not available).
 #ifndef MICROPY_GCREGS_SETJMP
     #ifdef __mips__
         #define MICROPY_GCREGS_SETJMP (1)
     #else
         #define MICROPY_GCREGS_SETJMP (0)
     #endif
 #endif

 #define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF   (1)
 #define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE  (256)
 #define MICROPY_KBD_EXCEPTION       (1)
 #define MICROPY_ASYNC_KBD_INTR      (1)

 extern const struct _mp_obj_module_t mp_module_machine;
 extern const struct _mp_obj_module_t mp_module_os;
 extern const struct _mp_obj_module_t mp_module_uos_vfs;
 extern const struct _mp_obj_module_t mp_module_uselect;
 extern const struct _mp_obj_module_t mp_module_time;
 extern const struct _mp_obj_module_t mp_module_termios;
 extern const struct _mp_obj_module_t mp_module_socket;
 extern const struct _mp_obj_module_t mp_module_ffi;
 extern const struct _mp_obj_module_t mp_module_jni;

 #if MICROPY_PY_UOS_VFS
 #define MICROPY_PY_UOS_VFS_DEF { MP_ROM_QSTR(MP_QSTR_uos_vfs), MP_ROM_PTR(&mp_module_uos_vfs) },
 #else
 #define MICROPY_PY_UOS_VFS_DEF
 #endif
 #if MICROPY_PY_FFI
 #define MICROPY_PY_FFI_DEF { MP_ROM_QSTR(MP_QSTR_ffi), MP_ROM_PTR(&mp_module_ffi) },
 #else
 #define MICROPY_PY_FFI_DEF
 #endif
 #if MICROPY_PY_JNI
 #define MICROPY_PY_JNI_DEF { MP_ROM_QSTR(MP_QSTR_jni), MP_ROM_PTR(&mp_module_jni) },
 #else
 #define MICROPY_PY_JNI_DEF
 #endif
 #if MICROPY_PY_UTIME
 #define MICROPY_PY_UTIME_DEF { MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_time) },
 #else
 #define MICROPY_PY_UTIME_DEF
 #endif
 #if MICROPY_PY_TERMIOS
 #define MICROPY_PY_TERMIOS_DEF { MP_ROM_QSTR(MP_QSTR_termios), MP_ROM_PTR(&mp_module_termios) },
 #else
 #define MICROPY_PY_TERMIOS_DEF
 #endif
 #if MICROPY_PY_SOCKET
 #define MICROPY_PY_SOCKET_DEF { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_socket) },
 #else
 #define MICROPY_PY_SOCKET_DEF
 #endif
 #if MICROPY_PY_USELECT_POSIX
 #define MICROPY_PY_USELECT_DEF { MP_ROM_QSTR(MP_QSTR_uselect), MP_ROM_PTR(&mp_module_uselect) },
 #else
 #define MICROPY_PY_USELECT_DEF
 #endif

 #define MICROPY_PORT_BUILTIN_MODULES \
     MICROPY_PY_FFI_DEF \
     MICROPY_PY_JNI_DEF \
     MICROPY_PY_UTIME_DEF \
     MICROPY_PY_SOCKET_DEF \
     { MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&mp_module_machine) }, \
     { MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_os) }, \
     MICROPY_PY_UOS_VFS_DEF \
     MICROPY_PY_USELECT_DEF \
     MICROPY_PY_TERMIOS_DEF \

 // type definitions for the specific machine

 // For size_t and ssize_t
 #include <unistd.h>

 // assume that if we already defined the obj repr then we also defined types
 #ifndef MICROPY_OBJ_REPR
 #ifdef __LP64__
 typedef long mp_int_t; // must be pointer size
 typedef unsigned long mp_uint_t; // must be pointer size
 #else
 // These are definitions for machines where sizeof(int) == sizeof(void*),
 // regardless of actual size.
 typedef int mp_int_t; // must be pointer size
 typedef unsigned int mp_uint_t; // must be pointer size
 #endif
 #endif

 // Cannot include <sys/types.h>, as it may lead to symbol name clashes
 #if _FILE_OFFSET_BITS == 64 && !defined(__LP64__)
 typedef long long mp_off_t;
 #else
 typedef long mp_off_t;
 #endif

 void mp_unix_alloc_exec(size_t min_size, void** ptr, size_t *size);
 void mp_unix_free_exec(void *ptr, size_t size);
 void mp_unix_mark_exec(void);
 #define MP_PLAT_ALLOC_EXEC(min_size, ptr, size) mp_unix_alloc_exec(min_size, ptr, size)
 #define MP_PLAT_FREE_EXEC(ptr, size) mp_unix_free_exec(ptr, size)
 #ifndef MICROPY_FORCE_PLAT_ALLOC_EXEC
 // Use MP_PLAT_ALLOC_EXEC for any executable memory allocation, including for FFI
 // (overriding libffi own implementation)
 #define MICROPY_FORCE_PLAT_ALLOC_EXEC (1)
 #endif

 #if MICROPY_PY_OS_DUPTERM
 #define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
 #else
 #define MP_PLAT_PRINT_STRN(str, len) do { ssize_t ret = write(1, str, len); (void)ret; } while (0)
 #endif

 #ifdef __linux__
 // Can access physical memory using /dev/mem
 #define MICROPY_PLAT_DEV_MEM  (1)
 #endif

 // Assume that select() call, interrupted with a signal, and erroring
 // with EINTR, updates remaining timeout value.
 #define MICROPY_SELECT_REMAINING_TIME (1)

 #ifdef __ANDROID__
 #include <android/api-level.h>
 #if __ANDROID_API__ < 4
 // Bionic libc in Android 1.5 misses these 2 functions
 #define MP_NEED_LOG2 (1)
 #define nan(x) NAN
 #endif
 #endif

 #define MICROPY_PORT_BUILTINS \
     { MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&mp_builtin_open_obj) },

 #define MP_STATE_PORT MP_STATE_VM

 #define MICROPY_PORT_ROOT_POINTERS \
     const char *readline_hist[50]; \
     void *mmap_region_head; \

 // We need to provide a declaration/definition of alloca()
 // unless support for it is disabled.
 #if !defined(MICROPY_NO_ALLOCA) || MICROPY_NO_ALLOCA == 0
 #ifdef __FreeBSD__
 #include <stdlib.h>
 #else
 #include <alloca.h>
 #endif
 #endif

 // From "man readdir": "Under glibc, programs can check for the availability
 // of the fields [in struct dirent] not defined in POSIX.1 by testing whether
 // the macros [...], _DIRENT_HAVE_D_TYPE are defined."
 // Other libc's don't define it, but proactively assume that dirent->d_type
 // is available on a modern *nix system.
 #ifndef _DIRENT_HAVE_D_TYPE
 #define _DIRENT_HAVE_D_TYPE (1)
 #endif
 // This macro is not provided by glibc but we need it so ports that don't have
 // dirent->d_ino can disable the use of this field.
 #ifndef _DIRENT_HAVE_D_INO
 #define _DIRENT_HAVE_D_INO (1)
 #endif

 #ifndef __APPLE__
 // For debugging purposes, make printf() available to any source file.
 #include <stdio.h>
 #endif
	/*
	* This file is part of the Micro Python project, http://micropython.org/
	*
	* The MIT License (MIT)
	*
	* Copyright (c) 2013, 2014 Damien P. George
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is
	* furnished to do so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice shall be included in
	* all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	* THE SOFTWARE.
	*/

	// options to control how Micro Python is built

	#define MICROPY_ALLOC_PATH_MAX (PATH_MAX)
	#define MICROPY_PERSISTENT_CODE_LOAD (1)
	#if !defined(MICROPY_EMIT_X64) && defined(__x86_64__)
	#define MICROPY_EMIT_X64 (1)
	#endif
	#if !defined(MICROPY_EMIT_X86) && defined(__i386__)
	#define MICROPY_EMIT_X86 (1)
	#endif
	#if !defined(MICROPY_EMIT_THUMB) && defined(__thumb2__)
	#define MICROPY_EMIT_THUMB (1)
	#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void*)((mp_uint_t)(p) \| 1))
	#endif
	// Some compilers define __thumb2__ and __arm__ at the same time, let
	// autodetected thumb2 emitter have priority.
	#if !defined(MICROPY_EMIT_ARM) && defined(__arm__) && !defined(__thumb2__)
	#define MICROPY_EMIT_ARM (1)
	#endif
	#define MICROPY_COMP_MODULE_CONST (1)
	#define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (1)
	#define MICROPY_COMP_RETURN_IF_EXPR (1)
	#define MICROPY_ENABLE_GC (1)
	#define MICROPY_ENABLE_FINALISER (1)
	#define MICROPY_STACK_CHECK (1)
	#define MICROPY_MALLOC_USES_ALLOCATED_SIZE (1)
	#define MICROPY_MEM_STATS (1)
	#define MICROPY_DEBUG_PRINTERS (1)
	// Printing debug to stderr may give tests which
	// check stdout a chance to pass, etc.
	#define MICROPY_DEBUG_PRINTER_DEST mp_stderr_print
	#define MICROPY_READER_POSIX (1)
	#define MICROPY_USE_READLINE_HISTORY (1)
	#define MICROPY_HELPER_REPL (1)
	#define MICROPY_REPL_EMACS_KEYS (1)
	#define MICROPY_REPL_AUTO_INDENT (1)
	#define MICROPY_HELPER_LEXER_UNIX (1)
	#define MICROPY_ENABLE_SOURCE_LINE (1)
	#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_DOUBLE)
	#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_MPZ)
	#define MICROPY_STREAMS_NON_BLOCK (1)
	#define MICROPY_STREAMS_POSIX_API (1)
	#define MICROPY_OPT_COMPUTED_GOTO (1)
	#ifndef MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE
	#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (1)
	#endif
	#define MICROPY_CAN_OVERRIDE_BUILTINS (1)
	#define MICROPY_PY_FUNCTION_ATTRS (1)
	#define MICROPY_PY_DESCRIPTORS (1)
	#define MICROPY_PY_BUILTINS_STR_UNICODE (1)
	#define MICROPY_PY_BUILTINS_STR_CENTER (1)
	#define MICROPY_PY_BUILTINS_STR_PARTITION (1)
	#define MICROPY_PY_BUILTINS_STR_SPLITLINES (1)
	#define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
	#define MICROPY_PY_BUILTINS_FROZENSET (1)
	#define MICROPY_PY_BUILTINS_COMPILE (1)
	#define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
	#define MICROPY_PY_BUILTINS_INPUT (1)
	#define MICROPY_PY_BUILTINS_POW3 (1)
	#define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
	#define MICROPY_PY_ALL_SPECIAL_METHODS (1)
	#define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
	#define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
	#define MICROPY_PY_SYS_EXIT (1)
	#if defined(__APPLE__) && defined(__MACH__)
	#define MICROPY_PY_SYS_PLATFORM "darwin"
	#else
	#define MICROPY_PY_SYS_PLATFORM "linux"
	#endif
	#define MICROPY_PY_SYS_MAXSIZE (1)
	#define MICROPY_PY_SYS_STDFILES (1)
	#define MICROPY_PY_SYS_EXC_INFO (1)
	#define MICROPY_PY_COLLECTIONS_ORDEREDDICT (1)
	#ifndef MICROPY_PY_MATH_SPECIAL_FUNCTIONS
	#define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (1)
	#endif
	#define MICROPY_PY_CMATH (1)
	#define MICROPY_PY_IO_FILEIO (1)
	#define MICROPY_PY_IO_RESOURCE_STREAM (1)
	#define MICROPY_PY_GC_COLLECT_RETVAL (1)
	#define MICROPY_MODULE_FROZEN_STR (1)

	#define MICROPY_STACKLESS (0)
	#define MICROPY_STACKLESS_STRICT (0)

	#define MICROPY_PY_OS_STATVFS (1)
	#define MICROPY_PY_UTIME (1)
	#define MICROPY_PY_UTIME_MP_HAL (1)
	#define MICROPY_PY_UERRNO (1)
	#define MICROPY_PY_UCTYPES (1)
	#define MICROPY_PY_UZLIB (1)
	#define MICROPY_PY_UJSON (1)
	#define MICROPY_PY_URE (1)
	#define MICROPY_PY_UHEAPQ (1)
	#define MICROPY_PY_UTIMEQ (1)
	#define MICROPY_PY_UHASHLIB (1)
	#if MICROPY_PY_USSL && MICROPY_SSL_AXTLS
	#define MICROPY_PY_UHASHLIB_SHA1 (1)
	#endif
	#define MICROPY_PY_UBINASCII (1)
	#define MICROPY_PY_UBINASCII_CRC32 (1)
	#define MICROPY_PY_URANDOM (1)
	#ifndef MICROPY_PY_USELECT_POSIX
	#define MICROPY_PY_USELECT_POSIX (1)
	#endif
	#define MICROPY_PY_WEBSOCKET (1)
	#define MICROPY_PY_MACHINE (1)
	#define MICROPY_PY_MACHINE_PULSE (1)
	#define MICROPY_MACHINE_MEM_GET_READ_ADDR mod_machine_mem_get_addr
	#define MICROPY_MACHINE_MEM_GET_WRITE_ADDR mod_machine_mem_get_addr

	#define MICROPY_FATFS_ENABLE_LFN (1)
	#define MICROPY_FATFS_RPATH (2)
	#define MICROPY_FATFS_MAX_SS (4096)
	#define MICROPY_FATFS_LFN_CODE_PAGE (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
	#define MICROPY_VFS_FAT (0)

	// Define to MICROPY_ERROR_REPORTING_DETAILED to get function, etc.
	// names in exception messages (may require more RAM).
	#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_DETAILED)
	#define MICROPY_WARNINGS (1)
	#define MICROPY_PY_STR_BYTES_CMP_WARN (1)

	// Define to 1 to use undertested inefficient GC helper implementation
	// (if more efficient arch-specific one is not available).
	#ifndef MICROPY_GCREGS_SETJMP
	#ifdef __mips__
	#define MICROPY_GCREGS_SETJMP (1)
	#else
	#define MICROPY_GCREGS_SETJMP (0)
	#endif
	#endif

	#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1)
	#define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE (256)
	#define MICROPY_KBD_EXCEPTION (1)
	#define MICROPY_ASYNC_KBD_INTR (1)

	extern const struct _mp_obj_module_t mp_module_machine;
	extern const struct _mp_obj_module_t mp_module_os;
	extern const struct _mp_obj_module_t mp_module_uos_vfs;
	extern const struct _mp_obj_module_t mp_module_uselect;
	extern const struct _mp_obj_module_t mp_module_time;
	extern const struct _mp_obj_module_t mp_module_termios;
	extern const struct _mp_obj_module_t mp_module_socket;
	extern const struct _mp_obj_module_t mp_module_ffi;
	extern const struct _mp_obj_module_t mp_module_jni;

	#if MICROPY_PY_UOS_VFS
	#define MICROPY_PY_UOS_VFS_DEF { MP_ROM_QSTR(MP_QSTR_uos_vfs), MP_ROM_PTR(&mp_module_uos_vfs) },
	#else
	#define MICROPY_PY_UOS_VFS_DEF
	#endif
	#if MICROPY_PY_FFI
	#define MICROPY_PY_FFI_DEF { MP_ROM_QSTR(MP_QSTR_ffi), MP_ROM_PTR(&mp_module_ffi) },
	#else
	#define MICROPY_PY_FFI_DEF
	#endif
	#if MICROPY_PY_JNI
	#define MICROPY_PY_JNI_DEF { MP_ROM_QSTR(MP_QSTR_jni), MP_ROM_PTR(&mp_module_jni) },
	#else
	#define MICROPY_PY_JNI_DEF
	#endif
	#if MICROPY_PY_UTIME
	#define MICROPY_PY_UTIME_DEF { MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_time) },
	#else
	#define MICROPY_PY_UTIME_DEF
	#endif
	#if MICROPY_PY_TERMIOS
	#define MICROPY_PY_TERMIOS_DEF { MP_ROM_QSTR(MP_QSTR_termios), MP_ROM_PTR(&mp_module_termios) },
	#else
	#define MICROPY_PY_TERMIOS_DEF
	#endif
	#if MICROPY_PY_SOCKET
	#define MICROPY_PY_SOCKET_DEF { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_socket) },
	#else
	#define MICROPY_PY_SOCKET_DEF
	#endif
	#if MICROPY_PY_USELECT_POSIX
	#define MICROPY_PY_USELECT_DEF { MP_ROM_QSTR(MP_QSTR_uselect), MP_ROM_PTR(&mp_module_uselect) },
	#else
	#define MICROPY_PY_USELECT_DEF
	#endif

	#define MICROPY_PORT_BUILTIN_MODULES \
	MICROPY_PY_FFI_DEF \
	MICROPY_PY_JNI_DEF \
	MICROPY_PY_UTIME_DEF \
	MICROPY_PY_SOCKET_DEF \
	{ MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&mp_module_machine) }, \
	{ MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_os) }, \
	MICROPY_PY_UOS_VFS_DEF \
	MICROPY_PY_USELECT_DEF \
	MICROPY_PY_TERMIOS_DEF \

	// type definitions for the specific machine

	// For size_t and ssize_t
	#include <unistd.h>

	// assume that if we already defined the obj repr then we also defined types
	#ifndef MICROPY_OBJ_REPR
	#ifdef __LP64__
	typedef long mp_int_t; // must be pointer size
	typedef unsigned long mp_uint_t; // must be pointer size
	#else
	// These are definitions for machines where sizeof(int) == sizeof(void*),
	// regardless of actual size.
	typedef int mp_int_t; // must be pointer size
	typedef unsigned int mp_uint_t; // must be pointer size
	#endif
	#endif

	// Cannot include <sys/types.h>, as it may lead to symbol name clashes
	#if _FILE_OFFSET_BITS == 64 && !defined(__LP64__)
	typedef long long mp_off_t;
	#else
	typedef long mp_off_t;
	#endif

	void mp_unix_alloc_exec(size_t min_size, void** ptr, size_t *size);
	void mp_unix_free_exec(void *ptr, size_t size);
	void mp_unix_mark_exec(void);
	#define MP_PLAT_ALLOC_EXEC(min_size, ptr, size) mp_unix_alloc_exec(min_size, ptr, size)
	#define MP_PLAT_FREE_EXEC(ptr, size) mp_unix_free_exec(ptr, size)
	#ifndef MICROPY_FORCE_PLAT_ALLOC_EXEC
	// Use MP_PLAT_ALLOC_EXEC for any executable memory allocation, including for FFI
	// (overriding libffi own implementation)
	#define MICROPY_FORCE_PLAT_ALLOC_EXEC (1)
	#endif

	#if MICROPY_PY_OS_DUPTERM
	#define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
	#else
	#define MP_PLAT_PRINT_STRN(str, len) do { ssize_t ret = write(1, str, len); (void)ret; } while (0)
	#endif

	#ifdef __linux__
	// Can access physical memory using /dev/mem
	#define MICROPY_PLAT_DEV_MEM (1)
	#endif

	// Assume that select() call, interrupted with a signal, and erroring
	// with EINTR, updates remaining timeout value.
	#define MICROPY_SELECT_REMAINING_TIME (1)

	#ifdef __ANDROID__
	#include <android/api-level.h>
	#if __ANDROID_API__ < 4
	// Bionic libc in Android 1.5 misses these 2 functions
	#define MP_NEED_LOG2 (1)
	#define nan(x) NAN
	#endif
	#endif

	#define MICROPY_PORT_BUILTINS \
	{ MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&mp_builtin_open_obj) },

	#define MP_STATE_PORT MP_STATE_VM

	#define MICROPY_PORT_ROOT_POINTERS \
	const char *readline_hist[50]; \
	void *mmap_region_head; \

	// We need to provide a declaration/definition of alloca()
	// unless support for it is disabled.
	#if !defined(MICROPY_NO_ALLOCA) \|\| MICROPY_NO_ALLOCA == 0
	#ifdef __FreeBSD__
	#include <stdlib.h>
	#else
	#include <alloca.h>
	#endif
	#endif

	// From "man readdir": "Under glibc, programs can check for the availability
	// of the fields [in struct dirent] not defined in POSIX.1 by testing whether
	// the macros [...], _DIRENT_HAVE_D_TYPE are defined."
	// Other libc's don't define it, but proactively assume that dirent->d_type
	// is available on a modern *nix system.
	#ifndef _DIRENT_HAVE_D_TYPE
	#define _DIRENT_HAVE_D_TYPE (1)
	#endif
	// This macro is not provided by glibc but we need it so ports that don't have
	// dirent->d_ino can disable the use of this field.
	#ifndef _DIRENT_HAVE_D_INO
	#define _DIRENT_HAVE_D_INO (1)
	#endif

	#ifndef __APPLE__
	// For debugging purposes, make printf() available to any source file.
	#include <stdio.h>
	#endif