229 lines
8.6 KiB
C
229 lines
8.6 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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#include "fsl_common.h"
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#include "lib/nxp_driver/sdk/CMSIS/Include/core_cm7.h"
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uint32_t trng_random_u32(void);
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// Config level
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#define MICROPY_CONFIG_ROM_LEVEL (MICROPY_CONFIG_ROM_LEVEL_FULL_FEATURES)
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// Memory allocation policies
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#if MICROPY_HW_SDRAM_AVAIL
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#define MICROPY_GC_STACK_ENTRY_TYPE uint32_t
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#else
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#define MICROPY_GC_STACK_ENTRY_TYPE uint16_t
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#endif
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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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// MicroPython emitters
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#define MICROPY_PERSISTENT_CODE_LOAD (1)
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#define MICROPY_EMIT_THUMB (1)
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#define MICROPY_EMIT_INLINE_THUMB (1)
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// Optimisations
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// Python internal features
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#define MICROPY_TRACKED_ALLOC (MICROPY_SSL_MBEDTLS)
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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_EMERGENCY_EXCEPTION_BUF (1)
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#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_MPZ)
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#define MICROPY_SCHEDULER_DEPTH (8)
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#define MICROPY_VFS (1)
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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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// Control over Python builtins
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#define MICROPY_PY_BUILTINS_HELP_TEXT mimxrt_help_text
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#define MICROPY_PY_SYS_PLATFORM "mimxrt"
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// Extended modules
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#define MICROPY_EPOCH_IS_1970 (1)
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#define MICROPY_PY_USSL_FINALISER (MICROPY_PY_USSL)
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#define MICROPY_PY_UTIME_GMTIME_LOCALTIME_MKTIME (1)
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#define MICROPY_PY_UTIME_TIME_TIME_NS (1)
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#define MICROPY_PY_UTIME_INCLUDEFILE "ports/mimxrt/modutime.c"
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#define MICROPY_PY_UOS_INCLUDEFILE "ports/mimxrt/moduos.c"
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#define MICROPY_PY_OS_DUPTERM (3)
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#define MICROPY_PY_UOS_DUPTERM_NOTIFY (1)
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#define MICROPY_PY_UOS_UNAME (1)
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#define MICROPY_PY_URANDOM_SEED_INIT_FUNC (trng_random_u32())
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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_BITSTREAM (1)
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#define MICROPY_PY_MACHINE_PULSE (1)
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#define MICROPY_PY_MACHINE_PWM (1)
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#define MICROPY_PY_MACHINE_PWM_INIT (1)
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#define MICROPY_PY_MACHINE_PWM_DUTY_U16_NS (1)
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#define MICROPY_PY_MACHINE_PWM_INCLUDEFILE "ports/mimxrt/machine_pwm.c"
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#define MICROPY_PY_MACHINE_I2C (1)
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#ifndef MICROPY_PY_MACHINE_I2S
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#define MICROPY_PY_MACHINE_I2S (0)
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#endif
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#define MICROPY_PY_MACHINE_SOFTI2C (1)
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#define MICROPY_PY_MACHINE_SPI (1)
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#define MICROPY_PY_MACHINE_SOFTSPI (1)
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#define MICROPY_PY_MACHINE_TIMER (1)
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#define MICROPY_SOFT_TIMER_TICKS_MS systick_ms
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#define MICROPY_PY_ONEWIRE (1)
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#define MICROPY_PY_UPLATFORM (1)
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// fatfs configuration used in ffconf.h
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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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#ifndef MICROPY_PY_NETWORK
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#define MICROPY_PY_NETWORK (1)
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#endif
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#ifndef MICROPY_PY_USOCKET
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#define MICROPY_PY_USOCKET (1)
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#endif
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#define MICROPY_PY_UWEBSOCKET (MICROPY_PY_LWIP)
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#define MICROPY_PY_WEBREPL (MICROPY_PY_LWIP)
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#define MICROPY_PY_LWIP_SOCK_RAW (MICROPY_PY_LWIP)
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#define MICROPY_PY_USSL_FINALISER (MICROPY_PY_USSL)
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// #define MICROPY_PY_UHASHLIB_MD5 (MICROPY_PY_USSL)
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#define MICROPY_PY_UHASHLIB_SHA1 (MICROPY_PY_USSL)
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// #define MICROPY_PY_UCRYPTOLIB (MICROPY_PY_USSL)
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// Prevent the "LWIP task" from running.
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#define MICROPY_PY_LWIP_ENTER MICROPY_PY_PENDSV_ENTER
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#define MICROPY_PY_LWIP_REENTER MICROPY_PY_PENDSV_REENTER
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#define MICROPY_PY_LWIP_EXIT MICROPY_PY_PENDSV_EXIT
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#ifndef MICROPY_PY_NETWORK_HOSTNAME_DEFAULT
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#define MICROPY_PY_NETWORK_HOSTNAME_DEFAULT "mpy-mimxrt"
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#endif
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// For regular code that wants to prevent "background tasks" from running.
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// These background tasks (LWIP, Bluetooth) run in PENDSV context.
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// TODO: Check for the settings of the STM32 port in irq.h
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#define NVIC_PRIORITYGROUP_4 ((uint32_t)0x00000003)
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#define IRQ_PRI_PENDSV NVIC_EncodePriority(NVIC_PRIORITYGROUP_4, 15, 0)
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#define MICROPY_PY_PENDSV_ENTER uint32_t atomic_state = raise_irq_pri(IRQ_PRI_PENDSV);
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#define MICROPY_PY_PENDSV_REENTER atomic_state = raise_irq_pri(IRQ_PRI_PENDSV);
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#define MICROPY_PY_PENDSV_EXIT restore_irq_pri(atomic_state);
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// Hooks to add builtins
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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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static inline uint32_t raise_irq_pri(uint32_t pri) {
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uint32_t basepri = __get_BASEPRI();
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// If non-zero, the processor does not process any exception with a
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// priority value greater than or equal to BASEPRI.
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// When writing to BASEPRI_MAX the write goes to BASEPRI only if either:
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// - Rn is non-zero and the current BASEPRI value is 0
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// - Rn is non-zero and less than the current BASEPRI value
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pri <<= (8 - __NVIC_PRIO_BITS);
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__ASM volatile ("msr basepri_max, %0" : : "r" (pri) : "memory");
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return basepri;
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}
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// "basepri" should be the value returned from raise_irq_pri
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static inline void restore_irq_pri(uint32_t basepri) {
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__set_BASEPRI(basepri);
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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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#if defined(IOMUX_TABLE_ENET)
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extern const struct _mp_obj_type_t network_lan_type;
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#define MICROPY_HW_NIC_ETH { MP_ROM_QSTR(MP_QSTR_LAN), MP_ROM_PTR(&network_lan_type) },
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#else
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#define MICROPY_HW_NIC_ETH
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#endif
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#ifndef MICROPY_BOARD_NETWORK_INTERFACES
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#define MICROPY_BOARD_NETWORK_INTERFACES
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#endif
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#define MICROPY_PORT_NETWORK_INTERFACES \
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MICROPY_HW_NIC_ETH \
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MICROPY_BOARD_NETWORK_INTERFACES \
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#define MICROPY_HW_PIT_NUM_CHANNELS 3
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#ifndef MICROPY_BOARD_ROOT_POINTERS
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#define MICROPY_BOARD_ROOT_POINTERS
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#endif
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// Additional entries for use with pendsv_schedule_dispatch.
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#ifndef MICROPY_BOARD_PENDSV_ENTRIES
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#define MICROPY_BOARD_PENDSV_ENTRIES
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#endif
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#define MP_STATE_PORT MP_STATE_VM
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// Miscellaneous settings
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#ifndef MICROPY_EVENT_POLL_HOOK
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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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__WFE(); \
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} while (0);
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#endif
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#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((mp_uint_t)(p) | 1))
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#define MP_HAL_CLEANINVALIDATE_DCACHE(addr, size) \
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(SCB_CleanInvalidateDCache_by_Addr((uint32_t *)((uint32_t)addr & ~0x1f), \
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((uint32_t)((uint8_t *)addr + size + 0x1f) & ~0x1f) - ((uint32_t)addr & ~0x1f)))
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#define MP_HAL_CLEAN_DCACHE(addr, size) \
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(SCB_CleanDCache_by_Addr((uint32_t *)((uint32_t)addr & ~0x1f), \
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((uint32_t)((uint8_t *)addr + size + 0x1f) & ~0x1f) - ((uint32_t)addr & ~0x1f)))
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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 an implementation of the log2 function which is not a macro.
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#define MP_NEED_LOG2 (1)
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// Need to provide a declaration/definition of alloca()
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#include <alloca.h>
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