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robert-hh
2e62b56bdd
Factor out mp_os_urandom() of each port into extmod/modos.c, which then calls the port-specific function mp_hal_get_random(). Move mp_hal_get_random() to mphalport where suitable. At the MIMXRT and SAMD it is left in modos.c, since there are different implementation depending on the MCU family. At the ALIF, ESP32, CC3200 and RP2 port the file modos.c was removed, since it was empty after moving mp_hal_get_random(). Tested for the cc3200, esp32, esp8266, mimxrt, nrf, rp2, samd, stm32 and unix ports. Compiled for the alif and the renesas port. Signed-off-by: robert-hh <robert@hammelrath.com>
109 lines
3.5 KiB
C
109 lines
3.5 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) 2015 Glenn Ruben Bakke
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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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#ifndef __NRF52_HAL
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#define __NRF52_HAL
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#include "py/mpconfig.h"
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#include "py/ringbuf.h"
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#include <nrfx.h>
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#include "pin.h"
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#include "nrf_gpio.h"
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#include "nrfx_config.h"
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#include "shared/runtime/interrupt_char.h"
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// Entering a critical section.
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#ifndef BLUETOOTH_SD
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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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#endif
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static inline void enable_irq(mp_uint_t state) {
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__set_PRIMASK(state);
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}
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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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typedef enum
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{
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HAL_OK = 0x00,
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HAL_ERROR = 0x01,
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HAL_BUSY = 0x02,
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HAL_TIMEOUT = 0x03
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} HAL_StatusTypeDef;
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extern const unsigned char mp_hal_status_to_errno_table[4];
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extern ringbuf_t stdin_ringbuf;
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MP_NORETURN void mp_hal_raise(HAL_StatusTypeDef status);
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void mp_hal_set_interrupt_char(int c); // -1 to disable
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int mp_hal_stdin_rx_chr(void);
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void mp_hal_stdout_tx_str(const char *str);
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static inline void mp_hal_wake_main_task_from_isr(void) {
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// Defined for tinyusb support, nothing needs to be done here.
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}
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void mp_hal_delay_ms(mp_uint_t ms);
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void mp_hal_delay_us(mp_uint_t us);
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const char *nrfx_error_code_lookup(uint32_t err_code);
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void mp_nrf_start_lfclk(void);
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void mp_hal_get_random(size_t n, uint8_t *buf);
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#define MP_HAL_PIN_FMT "%q"
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#define mp_hal_pin_obj_t const pin_obj_t *
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#define mp_hal_get_pin_obj(o) pin_find(o)
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#define mp_hal_pin_name(p) ((p)->name)
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#define mp_hal_pin_high(p) nrf_gpio_pin_set(p->pin)
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#define mp_hal_pin_low(p) nrf_gpio_pin_clear(p->pin)
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#define mp_hal_pin_read(p) (nrf_gpio_pin_dir_get(p->pin) == NRF_GPIO_PIN_DIR_OUTPUT) ? nrf_gpio_pin_out_read(p->pin) : nrf_gpio_pin_read(p->pin)
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#define mp_hal_pin_write(p, v) ((v) ? mp_hal_pin_high(p) : mp_hal_pin_low(p))
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#define mp_hal_pin_od_low(p) mp_hal_pin_low(p)
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#define mp_hal_pin_od_high(p) mp_hal_pin_high(p)
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#define mp_hal_pin_open_drain(p) nrf_gpio_cfg_input(p->pin, NRF_GPIO_PIN_NOPULL)
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#if MICROPY_PY_TIME_TICKS
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void rtc1_init_time_ticks();
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#else
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mp_uint_t mp_hal_ticks_ms(void);
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#define mp_hal_ticks_us() (0)
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#endif
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// TODO: empty implementation for now. Used by machine_spi.c:69
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#define mp_hal_delay_us_fast(p)
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#define mp_hal_ticks_cpu() (0)
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#endif
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