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circuitpython/ports/stm32/mpconfigport.h
Jim Mussared b51e7e9d01 stm32: Disable computed goto on constrained boards. 
Saves ~1kiB.  Add comment to this effect to mpconfig.h.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
2021-08-20 20:18:52 +10:00

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013-2017 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.
*/
// Options to control how MicroPython is built for this port,
// overriding defaults in py/mpconfig.h.
// board specific definitions
#include "mpconfigboard.h"
#include "mpconfigboard_common.h"
// memory allocation policies
#ifndef MICROPY_GC_STACK_ENTRY_TYPE
#if MICROPY_HW_SDRAM_SIZE
#define MICROPY_GC_STACK_ENTRY_TYPE uint32_t
#else
#define MICROPY_GC_STACK_ENTRY_TYPE uint16_t
#endif
#endif
#define MICROPY_ALLOC_PATH_MAX (128)
// emitters
#define MICROPY_PERSISTENT_CODE_LOAD (1)
#ifndef MICROPY_EMIT_THUMB
#define MICROPY_EMIT_THUMB (1)
#endif
#ifndef MICROPY_EMIT_INLINE_THUMB
#define MICROPY_EMIT_INLINE_THUMB (1)
#endif
// compiler configuration
#define MICROPY_COMP_MODULE_CONST (1)
#define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (1)
#define MICROPY_COMP_RETURN_IF_EXPR (1)
// optimisations
#ifndef MICROPY_OPT_COMPUTED_GOTO
#define MICROPY_OPT_COMPUTED_GOTO (1)
#endif
#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (0)
#define MICROPY_OPT_MPZ_BITWISE (1)
#define MICROPY_OPT_MATH_FACTORIAL (1)
// Python internal features
#define MICROPY_READER_VFS (1)
#define MICROPY_ENABLE_GC (1)
#define MICROPY_ENABLE_FINALISER (1)
#define MICROPY_STACK_CHECK (1)
#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1)
#define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE (0)
#define MICROPY_KBD_EXCEPTION (1)
#define MICROPY_HELPER_REPL (1)
#define MICROPY_REPL_INFO (1)
#define MICROPY_REPL_EMACS_KEYS (1)
#define MICROPY_REPL_AUTO_INDENT (1)
#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_MPZ)
#define MICROPY_ENABLE_SOURCE_LINE (1)
#ifndef MICROPY_FLOAT_IMPL // can be configured by each board via mpconfigboard.mk
#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_FLOAT)
#endif
#define MICROPY_STREAMS_NON_BLOCK (1)
#define MICROPY_MODULE_BUILTIN_INIT (1)
#define MICROPY_MODULE_WEAK_LINKS (1)
#define MICROPY_CAN_OVERRIDE_BUILTINS (1)
#define MICROPY_USE_INTERNAL_ERRNO (1)
#define MICROPY_ENABLE_SCHEDULER (1)
#define MICROPY_SCHEDULER_DEPTH (8)
#define MICROPY_VFS (1)
// control over Python builtins
#define MICROPY_PY_FUNCTION_ATTRS (1)
#define MICROPY_PY_DESCRIPTORS (1)
#define MICROPY_PY_DELATTR_SETATTR (1)
#ifndef MICROPY_PY_FSTRINGS
#define MICROPY_PY_FSTRINGS (1)
#endif
#define MICROPY_PY_BUILTINS_STR_UNICODE (1)
#define MICROPY_PY_BUILTINS_STR_CENTER (1)
#define MICROPY_PY_BUILTINS_STR_PARTITION (1)
#define MICROPY_PY_BUILTINS_STR_SPLITLINES (1)
#define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
#define MICROPY_PY_BUILTINS_FROZENSET (1)
#define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
#define MICROPY_PY_BUILTINS_SLICE_INDICES (1)
#define MICROPY_PY_BUILTINS_ROUND_INT (1)
#define MICROPY_PY_ALL_SPECIAL_METHODS (1)
#define MICROPY_PY_REVERSE_SPECIAL_METHODS (1)
#define MICROPY_PY_BUILTINS_COMPILE (MICROPY_ENABLE_COMPILER)
#define MICROPY_PY_BUILTINS_EXECFILE (MICROPY_ENABLE_COMPILER)
#define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
#define MICROPY_PY_BUILTINS_INPUT (1)
#define MICROPY_PY_BUILTINS_POW3 (1)
#define MICROPY_PY_BUILTINS_HELP (1)
#ifndef MICROPY_PY_BUILTINS_HELP_TEXT
#define MICROPY_PY_BUILTINS_HELP_TEXT stm32_help_text
#endif
#define MICROPY_PY_BUILTINS_HELP_MODULES (1)
#define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
#define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
#define MICROPY_PY_COLLECTIONS_DEQUE (1)
#define MICROPY_PY_COLLECTIONS_ORDEREDDICT (1)
#define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (1)
#define MICROPY_PY_MATH_ISCLOSE (1)
#define MICROPY_PY_MATH_FACTORIAL (1)
#define MICROPY_PY_CMATH (1)
#define MICROPY_PY_IO (1)
#define MICROPY_PY_IO_IOBASE (1)
#define MICROPY_PY_IO_FILEIO (MICROPY_VFS_FAT || MICROPY_VFS_LFS1 || MICROPY_VFS_LFS2)
#define MICROPY_PY_SYS_MAXSIZE (1)
#define MICROPY_PY_SYS_EXIT (1)
#define MICROPY_PY_SYS_STDFILES (1)
#define MICROPY_PY_SYS_STDIO_BUFFER (1)
#ifndef MICROPY_PY_SYS_PLATFORM // let boards override it if they want
#define MICROPY_PY_SYS_PLATFORM "pyboard"
#endif
#define MICROPY_PY_UERRNO (1)
#ifndef MICROPY_PY_THREAD
#define MICROPY_PY_THREAD (0)
#endif
// extended modules
#ifndef MICROPY_PY_UASYNCIO
#define MICROPY_PY_UASYNCIO (1)
#endif
#ifndef MICROPY_PY_UCTYPES
#define MICROPY_PY_UCTYPES (1)
#endif
#ifndef MICROPY_PY_UZLIB
#define MICROPY_PY_UZLIB (1)
#endif
#ifndef MICROPY_PY_UJSON
#define MICROPY_PY_UJSON (1)
#endif
#ifndef MICROPY_PY_URE
#define MICROPY_PY_URE (1)
#endif
#ifndef MICROPY_PY_URE_SUB
#define MICROPY_PY_URE_SUB (1)
#endif
#ifndef MICROPY_PY_UHEAPQ
#define MICROPY_PY_UHEAPQ (1)
#endif
#ifndef MICROPY_PY_UHASHLIB
#define MICROPY_PY_UHASHLIB (1)
#endif
#define MICROPY_PY_UHASHLIB_MD5 (MICROPY_PY_USSL)
#define MICROPY_PY_UHASHLIB_SHA1 (MICROPY_PY_USSL)
#define MICROPY_PY_UCRYPTOLIB (MICROPY_PY_USSL)
#ifndef MICROPY_PY_UBINASCII
#define MICROPY_PY_UBINASCII (1)
#define MICROPY_PY_UBINASCII_CRC32 (1)
#endif
#ifndef MICROPY_PY_UOS
#define MICROPY_PY_UOS (1)
#endif
#define MICROPY_PY_OS_DUPTERM (3)
#define MICROPY_PY_UOS_DUPTERM_BUILTIN_STREAM (1)
#ifndef MICROPY_PY_URANDOM
#define MICROPY_PY_URANDOM (1)
#define MICROPY_PY_URANDOM_SEED_INIT_FUNC (rng_get())
#endif
#ifndef MICROPY_PY_URANDOM_EXTRA_FUNCS
#define MICROPY_PY_URANDOM_EXTRA_FUNCS (1)
#endif
#define MICROPY_PY_USELECT (1)
#ifndef MICROPY_PY_UTIME
#define MICROPY_PY_UTIME (1)
#endif
#define MICROPY_PY_UTIME_MP_HAL (MICROPY_PY_UTIME)
#ifndef MICROPY_PY_UTIMEQ
#define MICROPY_PY_UTIMEQ (1)
#endif
#define MICROPY_PY_LWIP_SOCK_RAW (MICROPY_PY_LWIP)
#ifndef MICROPY_PY_MACHINE
#define MICROPY_PY_MACHINE (1)
#ifndef MICROPY_PY_MACHINE_BITSTREAM
#define MICROPY_PY_MACHINE_BITSTREAM (1)
#endif
#define MICROPY_PY_MACHINE_PULSE (1)
#define MICROPY_PY_MACHINE_PIN_MAKE_NEW mp_pin_make_new
#define MICROPY_PY_MACHINE_I2C (1)
#define MICROPY_PY_MACHINE_SPI (1)
#define MICROPY_PY_MACHINE_SPI_MSB (SPI_FIRSTBIT_MSB)
#define MICROPY_PY_MACHINE_SPI_LSB (SPI_FIRSTBIT_LSB)
#endif
#define MICROPY_HW_SOFTSPI_MIN_DELAY (0)
#define MICROPY_HW_SOFTSPI_MAX_BAUDRATE (HAL_RCC_GetSysClockFreq() / 48)
#define MICROPY_PY_UWEBSOCKET (MICROPY_PY_LWIP)
#define MICROPY_PY_WEBREPL (MICROPY_PY_LWIP)
#ifndef MICROPY_PY_FRAMEBUF
#define MICROPY_PY_FRAMEBUF (1)
#endif
#ifndef MICROPY_PY_USOCKET
#define MICROPY_PY_USOCKET (1)
#endif
#ifndef MICROPY_PY_NETWORK
#define MICROPY_PY_NETWORK (1)
#endif
#ifndef MICROPY_PY_ONEWIRE
#define MICROPY_PY_ONEWIRE (1)
#endif
// fatfs configuration used in ffconf.h
#define MICROPY_FATFS_ENABLE_LFN (1)
#define MICROPY_FATFS_LFN_CODE_PAGE 437 /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
#define MICROPY_FATFS_USE_LABEL (1)
#define MICROPY_FATFS_RPATH (2)
#define MICROPY_FATFS_MULTI_PARTITION (1)
// TODO these should be generic, not bound to a particular FS implementation
#if MICROPY_VFS_FAT
#define mp_type_fileio mp_type_vfs_fat_fileio
#define mp_type_textio mp_type_vfs_fat_textio
#elif MICROPY_VFS_LFS1
#define mp_type_fileio mp_type_vfs_lfs1_fileio
#define mp_type_textio mp_type_vfs_lfs1_textio
#elif MICROPY_VFS_LFS2
#define mp_type_fileio mp_type_vfs_lfs2_fileio
#define mp_type_textio mp_type_vfs_lfs2_textio
#endif
// use vfs's functions for import stat and builtin open
#define mp_import_stat mp_vfs_import_stat
#define mp_builtin_open mp_vfs_open
#define mp_builtin_open_obj mp_vfs_open_obj
// extra built in names to add to the global namespace
#define MICROPY_PORT_BUILTINS \
{ MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&mp_builtin_open_obj) },
// extra built in modules to add to the list of known ones
extern const struct _mp_obj_module_t machine_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 mp_module_ubinascii;
extern const struct _mp_obj_module_t mp_module_ure;
extern const struct _mp_obj_module_t mp_module_uzlib;
extern const struct _mp_obj_module_t mp_module_ujson;
extern const struct _mp_obj_module_t mp_module_uheapq;
extern const struct _mp_obj_module_t mp_module_uhashlib;
extern const struct _mp_obj_module_t mp_module_uos;
extern const struct _mp_obj_module_t mp_module_utime;
extern const struct _mp_obj_module_t mp_module_usocket;
extern const struct _mp_obj_module_t mp_module_network;
extern const struct _mp_obj_module_t mp_module_onewire;
#if MICROPY_PY_PYB
#define PYB_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_pyb), MP_ROM_PTR(&pyb_module) },
#else
#define PYB_BUILTIN_MODULE
#endif
#if MICROPY_PY_STM
#define STM_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_stm), MP_ROM_PTR(&stm_module) },
#else
#define STM_BUILTIN_MODULE
#endif
#if MICROPY_PY_MACHINE
#define MACHINE_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&machine_module) },
#define MACHINE_BUILTIN_MODULE_CONSTANTS { MP_ROM_QSTR(MP_QSTR_machine), MP_ROM_PTR(&machine_module) },
#else
#define MACHINE_BUILTIN_MODULE
#define MACHINE_BUILTIN_MODULE_CONSTANTS
#endif
#if MICROPY_PY_UOS
#define UOS_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_uos) },
#else
#define UOS_BUILTIN_MODULE
#endif
#if MICROPY_PY_UTIME
#define UTIME_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_utime) },
#else
#define UTIME_BUILTIN_MODULE
#endif
#if MICROPY_PY_USOCKET && MICROPY_PY_LWIP
// usocket implementation provided by lwIP
#define SOCKET_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_lwip) },
#elif MICROPY_PY_USOCKET
// usocket implementation provided by skeleton wrapper
#define SOCKET_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_usocket) },
#else
// no usocket module
#define SOCKET_BUILTIN_MODULE
#endif
#if MICROPY_PY_NETWORK
#define NETWORK_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR_network), MP_ROM_PTR(&mp_module_network) },
#else
#define NETWORK_BUILTIN_MODULE
#endif
#if MICROPY_PY_ONEWIRE
#define ONEWIRE_BUILTIN_MODULE { MP_ROM_QSTR(MP_QSTR__onewire), MP_ROM_PTR(&mp_module_onewire) },
#else
#define ONEWIRE_BUILTIN_MODULE
#endif
#define MICROPY_PORT_BUILTIN_MODULES \
MACHINE_BUILTIN_MODULE \
PYB_BUILTIN_MODULE \
STM_BUILTIN_MODULE \
UOS_BUILTIN_MODULE \
UTIME_BUILTIN_MODULE \
SOCKET_BUILTIN_MODULE \
NETWORK_BUILTIN_MODULE \
ONEWIRE_BUILTIN_MODULE \
// extra constants
#define MICROPY_PORT_CONSTANTS \
MACHINE_BUILTIN_MODULE \
MACHINE_BUILTIN_MODULE_CONSTANTS \
PYB_BUILTIN_MODULE \
STM_BUILTIN_MODULE \
#define MP_STATE_PORT MP_STATE_VM
#if MICROPY_SSL_MBEDTLS
#define MICROPY_PORT_ROOT_POINTER_MBEDTLS void **mbedtls_memory;
#else
#define MICROPY_PORT_ROOT_POINTER_MBEDTLS
#endif
#if MICROPY_BLUETOOTH_NIMBLE
struct _mp_bluetooth_nimble_root_pointers_t;
struct _mp_bluetooth_nimble_malloc_t;
#define MICROPY_PORT_ROOT_POINTER_BLUETOOTH_NIMBLE struct _mp_bluetooth_nimble_malloc_t *bluetooth_nimble_memory; struct _mp_bluetooth_nimble_root_pointers_t *bluetooth_nimble_root_pointers;
#else
#define MICROPY_PORT_ROOT_POINTER_BLUETOOTH_NIMBLE
#endif
#if MICROPY_BLUETOOTH_BTSTACK
struct _mp_bluetooth_btstack_root_pointers_t;
#define MICROPY_PORT_ROOT_POINTER_BLUETOOTH_BTSTACK struct _mp_bluetooth_btstack_root_pointers_t *bluetooth_btstack_root_pointers;
#else
#define MICROPY_PORT_ROOT_POINTER_BLUETOOTH_BTSTACK
#endif
#ifndef MICROPY_BOARD_ROOT_POINTERS
#define MICROPY_BOARD_ROOT_POINTERS
#endif
#define MICROPY_PORT_ROOT_POINTERS \
const char *readline_hist[8]; \
\
mp_obj_t pyb_hid_report_desc; \
\
mp_obj_t pyb_config_main; \
\
mp_obj_t pyb_switch_callback; \
\
mp_obj_t pin_class_mapper; \
mp_obj_t pin_class_map_dict; \
\
mp_obj_t pyb_extint_callback[PYB_EXTI_NUM_VECTORS]; \
\
/* pointers to all Timer objects (if they have been created) */ \
struct _pyb_timer_obj_t *pyb_timer_obj_all[MICROPY_HW_MAX_TIMER]; \
\
/* stdio is repeated on this UART object if it's not null */ \
struct _pyb_uart_obj_t *pyb_stdio_uart; \
\
/* pointers to all UART objects (if they have been created) */ \
struct _pyb_uart_obj_t *pyb_uart_obj_all[MICROPY_HW_MAX_UART + MICROPY_HW_MAX_LPUART]; \
\
/* pointers to all CAN objects (if they have been created) */ \
struct _pyb_can_obj_t *pyb_can_obj_all[MICROPY_HW_MAX_CAN]; \
\
/* USB_VCP IRQ callbacks (if they have been set) */ \
mp_obj_t pyb_usb_vcp_irq[MICROPY_HW_USB_CDC_NUM]; \
\
/* list of registered NICs */ \
mp_obj_list_t mod_network_nic_list; \
\
/* root pointers for sub-systems */ \
MICROPY_PORT_ROOT_POINTER_MBEDTLS \
MICROPY_PORT_ROOT_POINTER_BLUETOOTH_NIMBLE \
MICROPY_PORT_ROOT_POINTER_BLUETOOTH_BTSTACK \
\
/* root pointers defined by a board */ \
MICROPY_BOARD_ROOT_POINTERS \
// type definitions for the specific machine
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((uint32_t)(p) | 1))
#define MP_SSIZE_MAX (0x7fffffff)
// Assume that if we already defined the obj repr then we also defined these items
#ifndef MICROPY_OBJ_REPR
#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
#endif
typedef long mp_off_t;
// 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.
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)
#if MICROPY_PY_THREAD
#define MICROPY_EVENT_POLL_HOOK \
do { \
extern void mp_handle_pending(bool); \
mp_handle_pending(true); \
if (pyb_thread_enabled) { \
MP_THREAD_GIL_EXIT(); \
pyb_thread_yield(); \
MP_THREAD_GIL_ENTER(); \
} else { \
__WFI(); \
} \
} while (0);
#define MICROPY_THREAD_YIELD() pyb_thread_yield()
#else
#define MICROPY_EVENT_POLL_HOOK \
do { \
extern void mp_handle_pending(bool); \
mp_handle_pending(true); \
__WFI(); \
} while (0);
#define MICROPY_THREAD_YIELD()
#endif
// For regular code that wants to prevent "background tasks" from running.
// These background tasks (LWIP, Bluetooth) run in PENDSV context.
#define MICROPY_PY_PENDSV_ENTER uint32_t atomic_state = raise_irq_pri(IRQ_PRI_PENDSV);
#define MICROPY_PY_PENDSV_REENTER atomic_state = raise_irq_pri(IRQ_PRI_PENDSV);
#define MICROPY_PY_PENDSV_EXIT restore_irq_pri(atomic_state);
// Prevent the "LWIP task" from running.
#define MICROPY_PY_LWIP_ENTER MICROPY_PY_PENDSV_ENTER
#define MICROPY_PY_LWIP_REENTER MICROPY_PY_PENDSV_REENTER
#define MICROPY_PY_LWIP_EXIT MICROPY_PY_PENDSV_EXIT
#if MICROPY_PY_BLUETOOTH_USE_SYNC_EVENTS
// Bluetooth code only runs in the scheduler, no locking/mutex required.
#define MICROPY_PY_BLUETOOTH_ENTER uint32_t atomic_state = 0;
#define MICROPY_PY_BLUETOOTH_EXIT (void)atomic_state;
#else
// When async events are enabled, need to prevent PendSV execution racing with
// scheduler execution.
#define MICROPY_PY_BLUETOOTH_ENTER MICROPY_PY_PENDSV_ENTER
#define MICROPY_PY_BLUETOOTH_EXIT MICROPY_PY_PENDSV_EXIT
#endif
// We need an implementation of the log2 function which is not a macro
#define MP_NEED_LOG2 (1)
// We need to provide a declaration/definition of alloca()
#include <alloca.h>
// Needed for MICROPY_PY_URANDOM_SEED_INIT_FUNC.
uint32_t rng_get(void);
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