54729247e1
Minimal support code for a Cortex-M CPU is added, along with set-up code for an STM32F4xx MCU, including a UART for a REPL. Tested on a pyboard. Code size is 77592 bytes.
95 lines
3.3 KiB
C
95 lines
3.3 KiB
C
#include <stdint.h>
|
|
|
|
// options to control how Micro Python is built
|
|
|
|
#define MICROPY_QSTR_BYTES_IN_HASH (1)
|
|
#define MICROPY_ALLOC_PATH_MAX (256)
|
|
#define MICROPY_ALLOC_PARSE_CHUNK_INIT (16)
|
|
#define MICROPY_EMIT_X64 (0)
|
|
#define MICROPY_EMIT_THUMB (0)
|
|
#define MICROPY_EMIT_INLINE_THUMB (0)
|
|
#define MICROPY_COMP_MODULE_CONST (0)
|
|
#define MICROPY_COMP_CONST (0)
|
|
#define MICROPY_COMP_DOUBLE_TUPLE_ASSIGN (0)
|
|
#define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (0)
|
|
#define MICROPY_MEM_STATS (0)
|
|
#define MICROPY_DEBUG_PRINTERS (0)
|
|
#define MICROPY_ENABLE_GC (1)
|
|
#define MICROPY_REPL_EVENT_DRIVEN (0)
|
|
#define MICROPY_HELPER_REPL (1)
|
|
#define MICROPY_HELPER_LEXER_UNIX (0)
|
|
#define MICROPY_ENABLE_SOURCE_LINE (0)
|
|
#define MICROPY_ENABLE_DOC_STRING (0)
|
|
#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_TERSE)
|
|
#define MICROPY_BUILTIN_METHOD_CHECK_SELF_ARG (0)
|
|
#define MICROPY_PY_BUILTINS_BYTEARRAY (0)
|
|
#define MICROPY_PY_BUILTINS_MEMORYVIEW (0)
|
|
#define MICROPY_PY_BUILTINS_ENUMERATE (0)
|
|
#define MICROPY_PY_BUILTINS_FILTER (0)
|
|
#define MICROPY_PY_BUILTINS_FROZENSET (0)
|
|
#define MICROPY_PY_BUILTINS_REVERSED (0)
|
|
#define MICROPY_PY_BUILTINS_SET (0)
|
|
#define MICROPY_PY_BUILTINS_SLICE (0)
|
|
#define MICROPY_PY_BUILTINS_PROPERTY (0)
|
|
#define MICROPY_PY_BUILTINS_MIN_MAX (0)
|
|
#define MICROPY_PY___FILE__ (0)
|
|
#define MICROPY_PY_GC (0)
|
|
#define MICROPY_PY_ARRAY (0)
|
|
#define MICROPY_PY_ATTRTUPLE (0)
|
|
#define MICROPY_PY_COLLECTIONS (0)
|
|
#define MICROPY_PY_MATH (0)
|
|
#define MICROPY_PY_CMATH (0)
|
|
#define MICROPY_PY_IO (0)
|
|
#define MICROPY_PY_STRUCT (0)
|
|
#define MICROPY_PY_SYS (0)
|
|
#define MICROPY_MODULE_FROZEN (0)
|
|
#define MICROPY_CPYTHON_COMPAT (0)
|
|
#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_NONE)
|
|
#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_NONE)
|
|
|
|
// type definitions for the specific machine
|
|
|
|
#define BYTES_PER_WORD (4)
|
|
|
|
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void*)((mp_uint_t)(p) | 1))
|
|
|
|
// This port is intended to be 32-bit, but unfortunately, int32_t for
|
|
// different targets may be defined in different ways - either as int
|
|
// or as long. This requires different printf formatting specifiers
|
|
// to print such value. So, we avoid int32_t and use int directly.
|
|
#define UINT_FMT "%u"
|
|
#define INT_FMT "%d"
|
|
typedef int mp_int_t; // must be pointer size
|
|
typedef unsigned 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
|
|
typedef long mp_off_t;
|
|
|
|
#define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
|
|
|
|
// extra built in names to add to the global namespace
|
|
extern const struct _mp_obj_fun_builtin_t mp_builtin_open_obj;
|
|
#define MICROPY_PORT_BUILTINS \
|
|
{ MP_OBJ_NEW_QSTR(MP_QSTR_open), (mp_obj_t)&mp_builtin_open_obj },
|
|
|
|
// We need to provide a declaration/definition of alloca()
|
|
#include <alloca.h>
|
|
|
|
#define MICROPY_HW_BOARD_NAME "minimal"
|
|
#define MICROPY_HW_MCU_NAME "unknown-cpu"
|
|
|
|
#ifdef __linux__
|
|
#define MICROPY_MIN_USE_STDOUT (1)
|
|
#endif
|
|
|
|
#ifdef __thumb__
|
|
#define MICROPY_MIN_USE_CORTEX_CPU (1)
|
|
#define MICROPY_MIN_USE_STM32_MCU (1)
|
|
#endif
|
|
|
|
#define MP_STATE_PORT MP_STATE_VM
|
|
|
|
#define MICROPY_PORT_ROOT_POINTERS \
|
|
const char *readline_hist[8];
|