58ebeca6a9
This patch takes the software SPI implementation from extmod/machine_spi.c and moves it to a dedicated file in drivers/bus/softspi.c. This allows the SPI driver to be used independently of the uPy runtime, making it a more general component.
254 lines
11 KiB
C
254 lines
11 KiB
C
// Options to control how MicroPython is built for this port,
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// overriding defaults in py/mpconfig.h.
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#include <stdint.h>
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#include <alloca.h>
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#include "rom/ets_sys.h"
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// object representation and NLR handling
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#define MICROPY_OBJ_REPR (MICROPY_OBJ_REPR_A)
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#define MICROPY_NLR_SETJMP (1)
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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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// 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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// optimisations
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#define MICROPY_OPT_COMPUTED_GOTO (1)
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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_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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#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_NORMAL)
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#define MICROPY_WARNINGS (1)
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#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_FLOAT)
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#define MICROPY_PY_BUILTINS_COMPLEX (1)
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#define MICROPY_CPYTHON_COMPAT (1)
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#define MICROPY_STREAMS_NON_BLOCK (1)
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#define MICROPY_STREAMS_POSIX_API (1)
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#define MICROPY_MODULE_BUILTIN_INIT (1)
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#define MICROPY_MODULE_WEAK_LINKS (1)
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#define MICROPY_MODULE_FROZEN_STR (0)
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#define MICROPY_MODULE_FROZEN_MPY (1)
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#define MICROPY_QSTR_EXTRA_POOL mp_qstr_frozen_const_pool
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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_USE_INTERNAL_PRINTF (0) // ESP32 SDK requires its own printf
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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_STR_BYTES_CMP_WARN (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_BYTEARRAY (1)
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#define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
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#define MICROPY_PY_BUILTINS_SET (1)
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#define MICROPY_PY_BUILTINS_SLICE (1)
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#define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
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#define MICROPY_PY_BUILTINS_FROZENSET (1)
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#define MICROPY_PY_BUILTINS_PROPERTY (1)
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#define MICROPY_PY_BUILTINS_RANGE_ATTRS (1)
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#define MICROPY_PY_BUILTINS_TIMEOUTERROR (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_ENUMERATE (1)
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#define MICROPY_PY_BUILTINS_EXECFILE (1)
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#define MICROPY_PY_BUILTINS_FILTER (1)
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#define MICROPY_PY_BUILTINS_REVERSED (1)
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#define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
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#define MICROPY_PY_BUILTINS_INPUT (1)
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#define MICROPY_PY_BUILTINS_MIN_MAX (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 esp32_help_text
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#define MICROPY_PY_BUILTINS_HELP_MODULES (1)
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#define MICROPY_PY___FILE__ (1)
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#define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
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#define MICROPY_PY_ARRAY (1)
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#define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
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#define MICROPY_PY_ATTRTUPLE (1)
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#define MICROPY_PY_COLLECTIONS (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 (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_GC (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_IO_BYTESIO (1)
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#define MICROPY_PY_IO_BUFFEREDWRITER (1)
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#define MICROPY_PY_STRUCT (1)
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#define MICROPY_PY_SYS (1)
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#define MICROPY_PY_SYS_MAXSIZE (1)
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#define MICROPY_PY_SYS_MODULES (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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#define MICROPY_PY_UERRNO (1)
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#define MICROPY_PY_USELECT (1)
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#define MICROPY_PY_UTIME_MP_HAL (1)
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#define MICROPY_PY_THREAD (1)
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#define MICROPY_PY_THREAD_GIL (1)
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#define MICROPY_PY_THREAD_GIL_VM_DIVISOR (32)
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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_UTIMEQ (1)
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#define MICROPY_PY_UHASHLIB (0) // We use the ESP32 version
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#define MICROPY_PY_UHASHLIB_SHA1 (MICROPY_PY_USSL && MICROPY_SSL_AXTLS)
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#define MICROPY_PY_UBINASCII (1)
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#define MICROPY_PY_UBINASCII_CRC32 (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_MACHINE (1)
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#define MICROPY_PY_MACHINE_PIN_MAKE_NEW mp_pin_make_new
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#define MICROPY_PY_MACHINE_PULSE (1)
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#define MICROPY_PY_MACHINE_I2C (1)
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#define MICROPY_PY_MACHINE_SPI (1)
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#define MICROPY_PY_MACHINE_SPI_MSB (0)
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#define MICROPY_PY_MACHINE_SPI_LSB (1)
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#define MICROPY_PY_MACHINE_SPI_MAKE_NEW machine_hw_spi_make_new
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#define MICROPY_HW_SOFTSPI_MIN_DELAY (0)
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#define MICROPY_HW_SOFTSPI_MAX_BAUDRATE (ets_get_cpu_frequency() * 1000000 / 200) // roughly
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#define MICROPY_PY_USSL (1)
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#define MICROPY_SSL_MBEDTLS (1)
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#define MICROPY_PY_USSL_FINALISER (1)
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#define MICROPY_PY_WEBSOCKET (1)
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#define MICROPY_PY_FRAMEBUF (1)
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// fatfs configuration
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#define MICROPY_FATFS_ENABLE_LFN (1)
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#define MICROPY_FATFS_RPATH (2)
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#define MICROPY_FATFS_MAX_SS (4096)
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#define MICROPY_FATFS_LFN_CODE_PAGE (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
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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_OBJ_NEW_QSTR(MP_QSTR_input), (mp_obj_t)&mp_builtin_input_obj }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_open), (mp_obj_t)&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 esp_module;
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extern const struct _mp_obj_module_t esp32_module;
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extern const struct _mp_obj_module_t utime_module;
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extern const struct _mp_obj_module_t uos_module;
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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_machine;
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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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#define MICROPY_PORT_BUILTIN_MODULES \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_esp), (mp_obj_t)&esp_module }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_esp32), (mp_obj_t)&esp32_module }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_utime), (mp_obj_t)&utime_module }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_uos), (mp_obj_t)&uos_module }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_usocket), (mp_obj_t)&mp_module_usocket }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_machine), (mp_obj_t)&mp_module_machine }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_network), (mp_obj_t)&mp_module_network }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR__onewire), (mp_obj_t)&mp_module_onewire }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_uhashlib), (mp_obj_t)&mp_module_uhashlib }, \
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#define MICROPY_PORT_BUILTIN_MODULE_WEAK_LINKS \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_binascii), (mp_obj_t)&mp_module_ubinascii }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_collections), (mp_obj_t)&mp_module_collections }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_errno), (mp_obj_t)&mp_module_uerrno }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_hashlib), (mp_obj_t)&mp_module_uhashlib }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_heapq), (mp_obj_t)&mp_module_uheapq }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_io), (mp_obj_t)&mp_module_io }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_json), (mp_obj_t)&mp_module_ujson }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_os), (mp_obj_t)&uos_module }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_random), (mp_obj_t)&mp_module_urandom }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_re), (mp_obj_t)&mp_module_ure }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_select), (mp_obj_t)&mp_module_uselect }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_socket), (mp_obj_t)&mp_module_usocket }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_ssl), (mp_obj_t)&mp_module_ussl }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_struct), (mp_obj_t)&mp_module_ustruct }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_time), (mp_obj_t)&utime_module }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_zlib), (mp_obj_t)&mp_module_uzlib }, \
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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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mp_obj_t machine_pin_irq_handler[40]; \
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// type definitions for the specific machine
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#define BYTES_PER_WORD (4)
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#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void*)((mp_uint_t)(p)))
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#define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
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#define MP_SSIZE_MAX (0x7fffffff)
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// Note: these "critical nested" macros do not ensure cross-CPU exclusion,
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// the only disable interrupts on the current CPU. To full manage exclusion
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// one should use portENTER_CRITICAL/portEXIT_CRITICAL instead.
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#include "freertos/FreeRTOS.h"
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#define MICROPY_BEGIN_ATOMIC_SECTION() portENTER_CRITICAL_NESTED()
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#define MICROPY_END_ATOMIC_SECTION(state) portEXIT_CRITICAL_NESTED(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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MP_THREAD_GIL_EXIT(); \
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MP_THREAD_GIL_ENTER(); \
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} while (0);
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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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asm("waiti 0"); \
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} while (0);
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#endif
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#define UINT_FMT "%u"
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#define INT_FMT "%d"
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typedef int32_t mp_int_t; // must be pointer size
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typedef uint32_t mp_uint_t; // must be pointer size
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typedef long mp_off_t;
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// ssize_t, off_t as required by POSIX-signatured functions in stream.h
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#include <sys/types.h>
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// board specifics
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#define MICROPY_HW_BOARD_NAME "ESP32 module"
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#define MICROPY_HW_MCU_NAME "ESP32"
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#define MICROPY_PY_SYS_PLATFORM "esp32"
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