8a949ba599
By default the stm module is included in the build, but a board can now define MICROPY_PY_STM to 0 to not include this module. This reduces the firmware by about 7k.
350 lines
13 KiB
C
350 lines
13 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013-2017 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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// Options to control how MicroPython is built for this port,
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// overriding defaults in py/mpconfig.h.
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// board specific definitions
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#include "mpconfigboard.h"
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#include "mpconfigboard_common.h"
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// memory allocation policies
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#define MICROPY_ALLOC_PATH_MAX (128)
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// emitters
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#define MICROPY_PERSISTENT_CODE_LOAD (1)
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#ifndef MICROPY_EMIT_THUMB
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#define MICROPY_EMIT_THUMB (1)
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#endif
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#ifndef MICROPY_EMIT_INLINE_THUMB
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#define MICROPY_EMIT_INLINE_THUMB (1)
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#endif
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// compiler configuration
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#define MICROPY_COMP_MODULE_CONST (1)
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#define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (1)
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#define MICROPY_COMP_RETURN_IF_EXPR (1)
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// optimisations
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#define MICROPY_OPT_COMPUTED_GOTO (1)
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#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (0)
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#define MICROPY_OPT_MPZ_BITWISE (1)
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// Python internal features
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#define MICROPY_READER_VFS (1)
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#define MICROPY_ENABLE_GC (1)
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#define MICROPY_ENABLE_FINALISER (1)
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#define MICROPY_STACK_CHECK (1)
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#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1)
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#define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE (0)
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#define MICROPY_KBD_EXCEPTION (1)
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#define MICROPY_HELPER_REPL (1)
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#define MICROPY_REPL_EMACS_KEYS (1)
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#define MICROPY_REPL_AUTO_INDENT (1)
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#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_MPZ)
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#define MICROPY_ENABLE_SOURCE_LINE (1)
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#ifndef MICROPY_FLOAT_IMPL // can be configured by each board via mpconfigboard.mk
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#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_FLOAT)
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#endif
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#define MICROPY_STREAMS_NON_BLOCK (1)
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#define MICROPY_MODULE_WEAK_LINKS (1)
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#define MICROPY_CAN_OVERRIDE_BUILTINS (1)
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#define MICROPY_USE_INTERNAL_ERRNO (1)
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#define MICROPY_ENABLE_SCHEDULER (1)
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#define MICROPY_SCHEDULER_DEPTH (8)
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#define MICROPY_VFS (1)
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#define MICROPY_VFS_FAT (1)
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// control over Python builtins
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#define MICROPY_PY_FUNCTION_ATTRS (1)
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#define MICROPY_PY_BUILTINS_STR_UNICODE (1)
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#define MICROPY_PY_BUILTINS_STR_CENTER (1)
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#define MICROPY_PY_BUILTINS_STR_PARTITION (1)
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#define MICROPY_PY_BUILTINS_STR_SPLITLINES (1)
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#define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
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#define MICROPY_PY_BUILTINS_FROZENSET (1)
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#define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
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#define MICROPY_PY_ALL_SPECIAL_METHODS (1)
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#define MICROPY_PY_BUILTINS_COMPILE (1)
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#define MICROPY_PY_BUILTINS_EXECFILE (1)
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#define MICROPY_PY_BUILTINS_INPUT (1)
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#define MICROPY_PY_BUILTINS_POW3 (1)
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#define MICROPY_PY_BUILTINS_HELP (1)
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#define MICROPY_PY_BUILTINS_HELP_TEXT stm32_help_text
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#define MICROPY_PY_BUILTINS_HELP_MODULES (1)
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#define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
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#define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
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#define MICROPY_PY_COLLECTIONS_DEQUE (1)
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#define MICROPY_PY_COLLECTIONS_ORDEREDDICT (1)
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#define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (1)
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#define MICROPY_PY_CMATH (1)
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#define MICROPY_PY_IO (1)
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#define MICROPY_PY_IO_FILEIO (1)
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#define MICROPY_PY_SYS_MAXSIZE (1)
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#define MICROPY_PY_SYS_EXIT (1)
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#define MICROPY_PY_SYS_STDFILES (1)
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#define MICROPY_PY_SYS_STDIO_BUFFER (1)
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#ifndef MICROPY_PY_SYS_PLATFORM // let boards override it if they want
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#define MICROPY_PY_SYS_PLATFORM "pyboard"
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#endif
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#define MICROPY_PY_UERRNO (1)
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#ifndef MICROPY_PY_THREAD
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#define MICROPY_PY_THREAD (0)
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#endif
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// extended modules
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#define MICROPY_PY_UCTYPES (1)
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#define MICROPY_PY_UZLIB (1)
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#define MICROPY_PY_UJSON (1)
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#define MICROPY_PY_URE (1)
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#define MICROPY_PY_UHEAPQ (1)
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#define MICROPY_PY_UHASHLIB (1)
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#define MICROPY_PY_UBINASCII (1)
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#define MICROPY_PY_URANDOM (1)
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#define MICROPY_PY_URANDOM_EXTRA_FUNCS (1)
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#define MICROPY_PY_USELECT (1)
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#define MICROPY_PY_UTIMEQ (1)
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#define MICROPY_PY_UTIME_MP_HAL (1)
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#define MICROPY_PY_OS_DUPTERM (1)
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#define MICROPY_PY_MACHINE (1)
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#define MICROPY_PY_MACHINE_PULSE (1)
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#define MICROPY_PY_MACHINE_PIN_MAKE_NEW mp_pin_make_new
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#define MICROPY_PY_MACHINE_I2C (1)
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#if MICROPY_HW_ENABLE_HW_I2C
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#define MICROPY_PY_MACHINE_I2C_MAKE_NEW machine_hard_i2c_make_new
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#endif
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#define MICROPY_PY_MACHINE_SPI (1)
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#define MICROPY_PY_MACHINE_SPI_MSB (SPI_FIRSTBIT_MSB)
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#define MICROPY_PY_MACHINE_SPI_LSB (SPI_FIRSTBIT_LSB)
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#define MICROPY_PY_MACHINE_SPI_MAKE_NEW machine_hard_spi_make_new
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#define MICROPY_HW_SOFTSPI_MIN_DELAY (0)
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#define MICROPY_HW_SOFTSPI_MAX_BAUDRATE (HAL_RCC_GetSysClockFreq() / 48)
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#define MICROPY_PY_FRAMEBUF (1)
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#ifndef MICROPY_PY_USOCKET
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#define MICROPY_PY_USOCKET (1)
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#endif
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#ifndef MICROPY_PY_NETWORK
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#define MICROPY_PY_NETWORK (1)
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#endif
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// fatfs configuration used in ffconf.h
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#define MICROPY_FATFS_ENABLE_LFN (1)
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#define MICROPY_FATFS_LFN_CODE_PAGE (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
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#define MICROPY_FATFS_USE_LABEL (1)
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#define MICROPY_FATFS_RPATH (2)
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#define MICROPY_FATFS_MULTI_PARTITION (1)
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// TODO these should be generic, not bound to fatfs
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#define mp_type_fileio fatfs_type_fileio
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#define mp_type_textio fatfs_type_textio
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// use vfs's functions for import stat and builtin open
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#define mp_import_stat mp_vfs_import_stat
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#define mp_builtin_open mp_vfs_open
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#define mp_builtin_open_obj mp_vfs_open_obj
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// extra built in names to add to the global namespace
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#define MICROPY_PORT_BUILTINS \
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{ MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&mp_builtin_open_obj) },
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// extra built in modules to add to the list of known ones
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extern const struct _mp_obj_module_t machine_module;
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extern const struct _mp_obj_module_t pyb_module;
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extern const struct _mp_obj_module_t stm_module;
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extern const struct _mp_obj_module_t mp_module_ubinascii;
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extern const struct _mp_obj_module_t mp_module_ure;
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extern const struct _mp_obj_module_t mp_module_uzlib;
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extern const struct _mp_obj_module_t mp_module_ujson;
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extern const struct _mp_obj_module_t mp_module_uheapq;
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extern const struct _mp_obj_module_t mp_module_uhashlib;
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extern const struct _mp_obj_module_t mp_module_uos;
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extern const struct _mp_obj_module_t mp_module_utime;
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extern const struct _mp_obj_module_t mp_module_usocket;
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extern const struct _mp_obj_module_t mp_module_network;
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extern const struct _mp_obj_module_t mp_module_onewire;
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#if MICROPY_PY_STM
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#define STM_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_stm), MP_ROM_PTR(&stm_module) },
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#else
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#define STM_BUILTIN_MODULE
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#endif
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#if MICROPY_PY_USOCKET
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#define SOCKET_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_usocket) },
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#define SOCKET_BUILTIN_MODULE_WEAK_LINKS { MP_ROM_QSTR(MP_QSTR_socket), MP_ROM_PTR(&mp_module_usocket) },
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#else
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#define SOCKET_BUILTIN_MODULE
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#define SOCKET_BUILTIN_MODULE_WEAK_LINKS
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#endif
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#if MICROPY_PY_NETWORK
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#define NETWORK_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_network), MP_ROM_PTR(&mp_module_network) },
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#else
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#define NETWORK_BUILTIN_MODULE
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#endif
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#define MICROPY_PORT_BUILTIN_MODULES \
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{ MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&machine_module) }, \
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{ MP_ROM_QSTR(MP_QSTR_pyb), MP_ROM_PTR(&pyb_module) }, \
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STM_BUILTIN_MODULE \
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{ MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_uos) }, \
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{ MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_utime) }, \
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SOCKET_BUILTIN_MODULE \
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NETWORK_BUILTIN_MODULE \
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{ MP_ROM_QSTR(MP_QSTR__onewire), MP_ROM_PTR(&mp_module_onewire) }, \
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#define MICROPY_PORT_BUILTIN_MODULE_WEAK_LINKS \
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{ MP_ROM_QSTR(MP_QSTR_binascii), MP_ROM_PTR(&mp_module_ubinascii) }, \
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{ MP_ROM_QSTR(MP_QSTR_collections), MP_ROM_PTR(&mp_module_collections) }, \
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{ MP_ROM_QSTR(MP_QSTR_re), MP_ROM_PTR(&mp_module_ure) }, \
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{ MP_ROM_QSTR(MP_QSTR_zlib), MP_ROM_PTR(&mp_module_uzlib) }, \
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{ MP_ROM_QSTR(MP_QSTR_json), MP_ROM_PTR(&mp_module_ujson) }, \
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{ MP_ROM_QSTR(MP_QSTR_heapq), MP_ROM_PTR(&mp_module_uheapq) }, \
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{ MP_ROM_QSTR(MP_QSTR_hashlib), MP_ROM_PTR(&mp_module_uhashlib) }, \
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{ MP_ROM_QSTR(MP_QSTR_io), MP_ROM_PTR(&mp_module_io) }, \
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{ MP_ROM_QSTR(MP_QSTR_os), MP_ROM_PTR(&mp_module_uos) }, \
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{ MP_ROM_QSTR(MP_QSTR_random), MP_ROM_PTR(&mp_module_urandom) }, \
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{ MP_ROM_QSTR(MP_QSTR_time), MP_ROM_PTR(&mp_module_utime) }, \
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{ MP_ROM_QSTR(MP_QSTR_select), MP_ROM_PTR(&mp_module_uselect) }, \
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SOCKET_BUILTIN_MODULE_WEAK_LINKS \
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{ MP_ROM_QSTR(MP_QSTR_struct), MP_ROM_PTR(&mp_module_ustruct) }, \
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{ MP_ROM_QSTR(MP_QSTR_machine), MP_ROM_PTR(&machine_module) }, \
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{ MP_ROM_QSTR(MP_QSTR_errno), MP_ROM_PTR(&mp_module_uerrno) }, \
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// extra constants
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#define MICROPY_PORT_CONSTANTS \
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{ MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&machine_module) }, \
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{ MP_ROM_QSTR(MP_QSTR_machine), MP_ROM_PTR(&machine_module) }, \
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{ MP_ROM_QSTR(MP_QSTR_pyb), MP_ROM_PTR(&pyb_module) }, \
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STM_BUILTIN_MODULE \
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#define MP_STATE_PORT MP_STATE_VM
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#define MICROPY_PORT_ROOT_POINTERS \
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const char *readline_hist[8]; \
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\
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mp_obj_t pyb_hid_report_desc; \
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\
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mp_obj_t pyb_config_main; \
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\
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mp_obj_t pyb_switch_callback; \
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\
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mp_obj_t pin_class_mapper; \
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mp_obj_t pin_class_map_dict; \
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\
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mp_obj_t pyb_extint_callback[PYB_EXTI_NUM_VECTORS]; \
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\
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/* pointers to all Timer objects (if they have been created) */ \
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struct _pyb_timer_obj_t *pyb_timer_obj_all[MICROPY_HW_MAX_TIMER]; \
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\
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/* stdio is repeated on this UART object if it's not null */ \
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struct _pyb_uart_obj_t *pyb_stdio_uart; \
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\
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/* pointers to all UART objects (if they have been created) */ \
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struct _pyb_uart_obj_t *pyb_uart_obj_all[MICROPY_HW_MAX_UART]; \
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\
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/* pointers to all CAN objects (if they have been created) */ \
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struct _pyb_can_obj_t *pyb_can_obj_all[2]; \
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\
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/* list of registered NICs */ \
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mp_obj_list_t mod_network_nic_list; \
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// type definitions for the specific machine
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#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void*)((mp_uint_t)(p) | 1))
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#define MP_SSIZE_MAX (0x7fffffff)
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#define UINT_FMT "%u"
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#define INT_FMT "%d"
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typedef int mp_int_t; // must be pointer size
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typedef unsigned int mp_uint_t; // must be pointer size
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typedef long mp_off_t;
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#define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
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// We have inlined IRQ functions for efficiency (they are generally
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// 1 machine instruction).
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//
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// Note on IRQ state: you should not need to know the specific
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// value of the state variable, but rather just pass the return
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// value from disable_irq back to enable_irq. If you really need
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// to know the machine-specific values, see irq.h.
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static inline void enable_irq(mp_uint_t state) {
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__set_PRIMASK(state);
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}
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static inline mp_uint_t disable_irq(void) {
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mp_uint_t state = __get_PRIMASK();
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__disable_irq();
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return state;
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}
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#define MICROPY_BEGIN_ATOMIC_SECTION() disable_irq()
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#define MICROPY_END_ATOMIC_SECTION(state) enable_irq(state)
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#if MICROPY_PY_THREAD
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#define MICROPY_EVENT_POLL_HOOK \
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do { \
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extern void mp_handle_pending(void); \
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mp_handle_pending(); \
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if (pyb_thread_enabled) { \
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MP_THREAD_GIL_EXIT(); \
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pyb_thread_yield(); \
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MP_THREAD_GIL_ENTER(); \
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} else { \
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__WFI(); \
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} \
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} while (0);
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#define MICROPY_THREAD_YIELD() pyb_thread_yield()
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#else
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#define MICROPY_EVENT_POLL_HOOK \
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do { \
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extern void mp_handle_pending(void); \
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mp_handle_pending(); \
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__WFI(); \
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} while (0);
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#define MICROPY_THREAD_YIELD()
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#endif
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// We need an implementation of the log2 function which is not a macro
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#define MP_NEED_LOG2 (1)
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// There is no classical C heap in bare-metal ports, only Python
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// garbage-collected heap. For completeness, emulate C heap via
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// GC heap. Note that MicroPython core never uses malloc() and friends,
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// so these defines are mostly to help extension module writers.
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#define malloc(n) m_malloc(n)
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#define free(p) m_free(p)
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#define realloc(p, n) m_realloc(p, n)
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// We need to provide a declaration/definition of alloca()
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#include <alloca.h>
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