circuitpython/ports/samd/mcu/samd51/mpconfigmcu.h

73 lines
2.4 KiB
C

// Deinitions common to all SAMD51 boards
#include "samd51.h"
#define MICROPY_CONFIG_ROM_LEVEL (MICROPY_CONFIG_ROM_LEVEL_FULL_FEATURES)
// MicroPython emitters
#define MICROPY_EMIT_THUMB (1)
#define MICROPY_EMIT_INLINE_THUMB (1)
#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_FLOAT)
#ifndef MICROPY_PY_BUILTINS_COMPLEX
#define MICROPY_PY_BUILTINS_COMPLEX (0)
#endif
#ifndef MICROPY_PY_MATH
#define MICROPY_PY_MATH (1)
#define MP_NEED_LOG2 (1)
#endif
#ifndef MICROPY_PY_CMATH
#define MICROPY_PY_CMATH (0)
#endif
#define MICROPY_PY_MACHINE_DHT_READINTO (1)
#define MICROPY_PY_ONEWIRE (1)
#define MICROPY_PY_UOS_URANDOM (1)
#define MICROPY_PY_URANDOM_SEED_INIT_FUNC (trng_random_u32())
unsigned long trng_random_u32(void);
#ifndef MICROPY_PY_MACHINE_RTC
#if MICROPY_HW_XOSC32K
#define MICROPY_PY_MACHINE_RTC (1)
#endif
#endif
// fatfs configuration used in ffconf.h
#define MICROPY_FATFS_ENABLE_LFN (1)
#define MICROPY_FATFS_RPATH (2)
#define MICROPY_FATFS_MAX_SS (4096)
#define MICROPY_FATFS_LFN_CODE_PAGE 437 /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
#define VFS_BLOCK_SIZE_BYTES (1536) //
#ifndef MICROPY_HW_UART_TXBUF
#define MICROPY_HW_UART_TXBUF (1)
#endif
#define CPU_FREQ (120000000)
#define DFLL48M_FREQ (48000000)
#define MAX_CPU_FREQ (200000000)
#define DPLLx_REF_FREQ (32768)
#define NVIC_PRIORITYGROUP_4 ((uint32_t)0x00000003)
#define IRQ_PRI_PENDSV NVIC_EncodePriority(NVIC_PRIORITYGROUP_4, 7, 0)
static inline uint32_t raise_irq_pri(uint32_t pri) {
uint32_t basepri = __get_BASEPRI();
// If non-zero, the processor does not process any exception with a
// priority value greater than or equal to BASEPRI.
// When writing to BASEPRI_MAX the write goes to BASEPRI only if either:
// - Rn is non-zero and the current BASEPRI value is 0
// - Rn is non-zero and less than the current BASEPRI value
pri <<= (8 - __NVIC_PRIO_BITS);
__ASM volatile ("msr basepri_max, %0" : : "r" (pri) : "memory");
return basepri;
}
// "basepri" should be the value returned from raise_irq_pri
static inline void restore_irq_pri(uint32_t basepri) {
__set_BASEPRI(basepri);
}