circuitpython/stmhal/mpconfigport.h

/*
 * 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.
 */

#pragma once
#ifndef __INCLUDED_MPCONFIGPORT_H
#define __INCLUDED_MPCONFIGPORT_H

// options to control how Micro Python is built

#define MICROPY_ALLOC_PATH_MAX      (128)
#define MICROPY_EMIT_THUMB          (1)
#define MICROPY_EMIT_INLINE_THUMB   (1)
#define MICROPY_ENABLE_GC           (1)
#define MICROPY_ENABLE_FINALISER    (1)
#define MICROPY_HELPER_REPL         (1)
#define MICROPY_ENABLE_SOURCE_LINE  (1)
#define MICROPY_LONGINT_IMPL        (MICROPY_LONGINT_IMPL_MPZ)
#define MICROPY_FLOAT_IMPL          (MICROPY_FLOAT_IMPL_FLOAT)
#define MICROPY_OPT_COMPUTED_GOTO   (1)
/* Enable FatFS LFNs
    0: Disable LFN feature.
    1: Enable LFN with static working buffer on the BSS. Always NOT reentrant.
    2: Enable LFN with dynamic working buffer on the STACK.
    3: Enable LFN with dynamic working buffer on the HEAP.
*/
#define MICROPY_ENABLE_LFN          (1)
#define MICROPY_LFN_CODE_PAGE       (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
#define MICROPY_PY_BUILTINS_STR_UNICODE (1)
#define MICROPY_PY_BUILTINS_FROZENSET (1)
#define MICROPY_PY_SYS_EXIT         (1)
#define MICROPY_PY_SYS_STDFILES     (1)
#define MICROPY_PY_CMATH            (1)
#define MICROPY_PY_IO               (1)
#define MICROPY_PY_IO_FILEIO        (1)
#define MICROPY_PY_UCTYPES          (1)
#define MICROPY_PY_ZLIBD            (1)

#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF   (1)
#define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE  (0)

// extra built in names to add to the global namespace
extern const struct _mp_obj_fun_builtin_t mp_builtin_help_obj;
extern const struct _mp_obj_fun_builtin_t mp_builtin_input_obj;
extern const struct _mp_obj_fun_builtin_t mp_builtin_open_obj;
#define MICROPY_PORT_BUILTINS \
    { MP_OBJ_NEW_QSTR(MP_QSTR_help), (mp_obj_t)&mp_builtin_help_obj }, \
    { MP_OBJ_NEW_QSTR(MP_QSTR_input), (mp_obj_t)&mp_builtin_input_obj }, \
    { MP_OBJ_NEW_QSTR(MP_QSTR_open), (mp_obj_t)&mp_builtin_open_obj },

// extra built in modules to add to the list of known ones
extern const struct _mp_obj_module_t os_module;
extern const struct _mp_obj_module_t pyb_module;
extern const struct _mp_obj_module_t stm_module;
extern const struct _mp_obj_module_t time_module;
#define MICROPY_PORT_BUILTIN_MODULES \
    { MP_OBJ_NEW_QSTR(MP_QSTR_os), (mp_obj_t)&os_module }, \
    { MP_OBJ_NEW_QSTR(MP_QSTR_pyb), (mp_obj_t)&pyb_module }, \
    { MP_OBJ_NEW_QSTR(MP_QSTR_stm), (mp_obj_t)&stm_module }, \
    { MP_OBJ_NEW_QSTR(MP_QSTR_time), (mp_obj_t)&time_module }, \

// extra constants
#define MICROPY_PORT_CONSTANTS \
    { MP_OBJ_NEW_QSTR(MP_QSTR_pyb), (mp_obj_t)&pyb_module }, \
    { MP_OBJ_NEW_QSTR(MP_QSTR_stm), (mp_obj_t)&stm_module }, \

// type definitions for the specific machine

#define BYTES_PER_WORD (4)

#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void*)((mp_uint_t)(p) | 1))

#define UINT_FMT "%u"
#define INT_FMT "%d"

typedef int mp_int_t; // must be pointer size
typedef unsigned int mp_uint_t; // must be pointer size
typedef void *machine_ptr_t; // must be of pointer size
typedef const void *machine_const_ptr_t; // must be of pointer size

// We have inlined IRQ functions for efficiency (they are generally
// 1 machine instruction).
//
// Note on IRQ state: you should not need to know the specific
// value of the state variable, but rather just pass the return
// value from disable_irq back to enable_irq.  If you really need
// to know the machine-specific values, see irq.h.

#include <stm32f4xx_hal.h>

static inline void enable_irq(mp_uint_t state) {
    __set_PRIMASK(state);
}

static inline mp_uint_t disable_irq(void) {
    mp_uint_t state = __get_PRIMASK();
    __disable_irq();
    return state;
}

#define MICROPY_BEGIN_ATOMIC_SECTION()     disable_irq()
#define MICROPY_END_ATOMIC_SECTION(state)  enable_irq(state)

// There is no classical C heap in bare-metal ports, only Python
// garbage-collected heap. For completeness, emulate C heap via
// GC heap. Note that MicroPython core never uses malloc() and friends,
// so these defines are mostly to help extension module writers.
#define malloc gc_alloc
#define free gc_free
#define realloc gc_realloc

#define USE_DEVICE_MODE
//#define USE_HOST_MODE

// board specific definitions
#include "mpconfigboard.h"

// We need to provide a declaration/definition of alloca()
#include <alloca.h>

#define MICROPY_HAL_H           "mphal.h"
#define MICROPY_PIN_DEFS_PORT_H "pin_defs_stmhal.h"

#endif // __INCLUDED_MPCONFIGPORT_H