b33f204529
All board pins that have UART's assigned can be used. Baud rate range is 75 Baud to ~2 MBaud. No flow control yet, and only RX is buffered. TX buffer and flow control may be added later for SAMD51 with its larger RAM and Flash.
144 lines
5.7 KiB
C
144 lines
5.7 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) 2019 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 controlling how MicroPython is built, overriding defaults in py/mpconfig.h
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// Board specific definitions
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#include "mpconfigboard.h"
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// MCU-Specific definitions
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#include MPCONFIG_MCU_H
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// Memory allocation policies
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#define MICROPY_GC_STACK_ENTRY_TYPE uint16_t
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#define MICROPY_GC_ALLOC_THRESHOLD (0)
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#define MICROPY_ALLOC_PARSE_CHUNK_INIT (32)
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#define MICROPY_ALLOC_PATH_MAX (256)
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#define MICROPY_QSTR_BYTES_IN_HASH (1)
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// Compiler configuration
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#define MICROPY_COMP_CONST (0)
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// Python internal features
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#define MICROPY_ENABLE_GC (1)
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#define MICROPY_ENABLE_FINALISER (1)
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#define MICROPY_KBD_EXCEPTION (1)
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#define MICROPY_HELPER_REPL (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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#define MICROPY_STREAMS_NON_BLOCK (1)
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#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_TERSE)
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#define MICROPY_CPYTHON_COMPAT (0)
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#define MICROPY_CAN_OVERRIDE_BUILTINS (1)
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#define MICROPY_PY_BUILTINS_HELP (1)
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#define MICROPY_PY_BUILTINS_HELP_TEXT samd_help_text
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#define MICROPY_PY_BUILTINS_HELP_MODULES (1)
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#define MICROPY_ENABLE_SCHEDULER (1)
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// fixes sys/usys import issue
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#define MICROPY_MODULE_WEAK_LINKS (1)
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// Control over Python builtins
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#define MICROPY_PY_ASYNC_AWAIT (0)
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#define MICROPY_PY_BUILTINS_BYTES_HEX (1)
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#define MICROPY_PY_BUILTINS_STR_COUNT (0)
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#define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
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#define MICROPY_PY_BUILTINS_SET (0)
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#define MICROPY_PY_BUILTINS_FROZENSET (0)
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#define MICROPY_PY_BUILTINS_PROPERTY (0)
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#define MICROPY_PY_BUILTINS_ENUMERATE (0)
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#define MICROPY_PY_BUILTINS_FILTER (0)
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#define MICROPY_PY_BUILTINS_REVERSED (0)
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#define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
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#define MICROPY_PY_BUILTINS_MIN_MAX (0)
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#define MICROPY_PY___FILE__ (0)
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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_ATTRTUPLE (0)
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#define MICROPY_PY_COLLECTIONS (0)
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#define MICROPY_PY_SYS (1)
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#define MICROPY_PY_SYS_PLATFORM "samd"
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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_MAXSIZE (1)
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#define MICROPY_PY_IO (1)
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#define MICROPY_PY_IO_IOBASE (1)
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// Extended modules
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#define MICROPY_PY_UTIME_MP_HAL (1)
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#define MICROPY_PY_MACHINE (1)
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#define MICROPY_PY_UOS (1)
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#define MICROPY_READER_VFS (1)
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#define MICROPY_VFS (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_UBINASCII (1)
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#define MICROPY_PY_UCTYPES (1)
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#define MICROPY_PY_UHEAPQ (1)
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#define MICROPY_PY_URANDOM (1)
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#define MICROPY_PY_UZLIB (1)
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#define MICROPY_PY_UASYNCIO (1)
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#define MICROPY_PY_MACHINE_SOFTI2C (1)
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#define MICROPY_PY_MACHINE_SOFTSPI (1)
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#define MICROPY_PY_MACHINE_PWM (1)
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#define MICROPY_PY_MACHINE_PWM_INIT (0)
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#define MICROPY_PY_MACHINE_PWM_DUTY_U16_NS (1)
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#define MICROPY_PY_MACHINE_PWM_INCLUDEFILE "ports/samd/machine_pwm.c"
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// Use VfsLfs's types for fileio/textio
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#define mp_type_fileio mp_type_vfs_lfs1_fileio
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#define mp_type_textio mp_type_vfs_lfs1_textio
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#define MP_STATE_PORT MP_STATE_VM
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// Miscellaneous settings
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__attribute__((always_inline)) static inline void enable_irq(uint32_t state) {
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__set_PRIMASK(state);
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}
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__attribute__((always_inline)) static inline uint32_t disable_irq(void) {
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uint32_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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#define MICROPY_EVENT_POLL_HOOK \
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do { \
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extern void mp_handle_pending(bool); \
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mp_handle_pending(true); \
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__WFI(); \
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} while (0);
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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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typedef int mp_int_t; // must be pointer size
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typedef unsigned mp_uint_t; // must be pointer size
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typedef long mp_off_t;
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// Need to provide a declaration/definition of alloca()
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#include <alloca.h>
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