154 lines
5.3 KiB
C
154 lines
5.3 KiB
C
#include <stdint.h>
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// options to control how Micro Python is built
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#define MICROPY_ALLOC_PATH_MAX (128)
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#define MICROPY_EMIT_THUMB (1)
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#define MICROPY_EMIT_INLINE_THUMB (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_HELPER_REPL (1)
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#define MICROPY_ENABLE_SOURCE_LINE (1)
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#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_MPZ)
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#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_FLOAT)
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#define MICROPY_OPT_COMPUTED_GOTO (1)
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#define MICROPY_PY_IO (0)
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#define MICROPY_PY_FROZENSET (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_CMATH (1)
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#define MICROPY_TIMER_REG (0)
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#define MICROPY_REG (MICROPY_TIMER_REG)
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#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1)
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#define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE (0)
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// extra built in names to add to the global namespace
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extern const struct _mp_obj_fun_builtin_t mp_builtin_help_obj;
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extern const struct _mp_obj_fun_builtin_t mp_builtin_input_obj;
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extern const struct _mp_obj_fun_builtin_t mp_builtin_open_obj;
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#define MICROPY_PORT_BUILTINS \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_help), (mp_obj_t)&mp_builtin_help_obj }, \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_input), (mp_obj_t)&mp_builtin_input_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 os_module;
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extern const struct _mp_obj_module_t pyb_module;
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extern const struct _mp_obj_module_t time_module;
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#define MICROPY_PORT_BUILTIN_MODULES \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_pyb), (mp_obj_t)&pyb_module }, \
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// extra constants
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#define MICROPY_PORT_CONSTANTS \
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{ MP_OBJ_NEW_QSTR(MP_QSTR_pyb), (mp_obj_t)&pyb_module }, \
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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 pin_class_mapper; \
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mp_obj_t pin_class_map_dict; \
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struct _pyb_uart_obj_t *pyb_stdio_uart; \
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// type definitions for the specific machine
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#define BYTES_PER_WORD (4)
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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 unsigned int mp_uint_t; // must be pointer size
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typedef void *machine_ptr_t; // must be of pointer size
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typedef const void *machine_const_ptr_t; // must be of pointer size
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typedef long mp_off_t;
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void mp_hal_stdout_tx_strn_cooked(const char *str, uint32_t len);
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#define MP_PLAT_PRINT_STRN(str, len) mp_hal_stdout_tx_strn_cooked(str, len)
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// We have inlined IRQ functions for efficiency (they are generally
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// 1 machine instruction).
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//
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// Note on IRQ state: you should not need to know the specific
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// value of the state variable, but rather just pass the return
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// value from disable_irq back to enable_irq. If you really need
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// to know the machine-specific values, see irq.h.
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#ifndef __disable_irq
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#define __disable_irq() __asm__ volatile("CPSID i");
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#endif
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__attribute__(( always_inline )) static inline uint32_t __get_PRIMASK(void) {
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uint32_t result;
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__asm volatile ("MRS %0, primask" : "=r" (result));
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return(result);
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}
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__attribute__(( always_inline )) static inline void __set_PRIMASK(uint32_t priMask) {
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__asm volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
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}
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__attribute__(( always_inline )) static inline void enable_irq(mp_uint_t state) {
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__set_PRIMASK(state);
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}
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__attribute__(( always_inline )) static inline mp_uint_t disable_irq(void) {
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mp_uint_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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// There is no classical C heap in bare-metal ports, only Python
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// garbage-collected heap. For completeness, emulate C heap via
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// GC heap. Note that MicroPython core never uses malloc() and friends,
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// so these defines are mostly to help extension module writers.
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#define malloc gc_alloc
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#define free gc_free
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#define realloc gc_realloc
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// We need to provide a declaration/definition of alloca()
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#include <alloca.h>
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// The following would be from a board specific file, if one existed
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#define MICROPY_HW_BOARD_NAME "Teensy-3.1"
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#define MICROPY_HW_MCU_NAME "MK20DX256"
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#define MICROPY_HW_HAS_SWITCH (0)
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#define MICROPY_HW_HAS_SDCARD (0)
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#define MICROPY_HW_HAS_MMA7660 (0)
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#define MICROPY_HW_HAS_LIS3DSH (0)
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#define MICROPY_HW_HAS_LCD (0)
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#define MICROPY_HW_ENABLE_RNG (0)
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#define MICROPY_HW_ENABLE_RTC (0)
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#define MICROPY_HW_ENABLE_TIMER (0)
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#define MICROPY_HW_ENABLE_SERVO (0)
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#define MICROPY_HW_ENABLE_DAC (0)
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#define MICROPY_HW_ENABLE_I2C1 (0)
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#define MICROPY_HW_ENABLE_SPI1 (0)
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#define MICROPY_HW_ENABLE_SPI3 (0)
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#define MICROPY_HW_ENABLE_CC3K (0)
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#define MICROPY_HW_LED1 (pin_C5)
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#define MICROPY_HW_LED_OTYPE (GPIO_MODE_OUTPUT_PP)
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#define MICROPY_HW_LED_ON(pin) (pin->gpio->PSOR = pin->pin_mask)
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#define MICROPY_HW_LED_OFF(pin) (pin->gpio->PCOR = pin->pin_mask)
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#if 0
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// SD card detect switch
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#define MICROPY_HW_SDCARD_DETECT_PIN (pin_A8)
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#define MICROPY_HW_SDCARD_DETECT_PULL (GPIO_PULLUP)
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#define MICROPY_HW_SDCARD_DETECT_PRESENT (GPIO_PIN_RESET)
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#endif
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#define MICROPY_MATH_SQRT_ASM (1)
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#define MICROPY_HAL_H "teensy_hal.h"
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#define MICROPY_PIN_DEFS_PORT_H "pin_defs_teensy.h"
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