86 lines
2.8 KiB
C
86 lines
2.8 KiB
C
#ifndef PORTABLE_NFC_PLATFORM_H
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#define PORTABLE_NFC_PLATFORM_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define NFC_PLATFORM_WAIT_FOREVER 0xFFFFFFFFu
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typedef void *nfc_platform_sem_t;
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typedef void *nfc_platform_task_t;
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typedef void (*nfc_platform_irq_handler_t)(void *arg);
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typedef void (*nfc_platform_task_entry_t)(void *arg);
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typedef enum {
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NFC_PLATFORM_GPIO_IN = 0,
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NFC_PLATFORM_GPIO_OUT = 1,
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} nfc_platform_gpio_direction_t;
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typedef enum {
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NFC_PLATFORM_GPIO_PULL_DISABLE = 0,
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NFC_PLATFORM_GPIO_PULL_UP = 1,
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NFC_PLATFORM_GPIO_PULL_DOWN = 2,
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} nfc_platform_gpio_pull_t;
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typedef enum {
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NFC_PLATFORM_GPIO_LOW = 0,
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NFC_PLATFORM_GPIO_HIGH = 1,
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} nfc_platform_gpio_level_t;
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typedef enum {
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NFC_PLATFORM_IRQ_NONE = 0,
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NFC_PLATFORM_IRQ_RISING_EDGE = 1,
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NFC_PLATFORM_IRQ_FALLING_EDGE = 2,
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NFC_PLATFORM_IRQ_BOTH_EDGE = 3,
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} nfc_platform_irq_edge_t;
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void nfc_platform_log(const char *fmt, ...);
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void nfc_platform_sleep_ms(uint32_t ms);
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int nfc_platform_i2c_init(uint8_t bus, uint32_t fast_mode);
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int nfc_platform_i2c_write(uint8_t bus,
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uint8_t slave_addr,
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uint16_t reg,
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const uint8_t *data,
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uint32_t len);
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int nfc_platform_i2c_read(uint8_t bus,
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uint8_t slave_addr,
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uint16_t reg,
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uint8_t *data,
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uint32_t len);
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int nfc_platform_gpio_init(uint32_t pin,
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nfc_platform_gpio_direction_t direction,
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nfc_platform_gpio_pull_t pull,
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nfc_platform_gpio_level_t initial_level);
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int nfc_platform_gpio_set_level(uint32_t pin, nfc_platform_gpio_level_t level);
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int nfc_platform_gpio_get_level(uint32_t pin, uint8_t *level);
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int nfc_platform_irq_register(uint32_t pin,
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nfc_platform_irq_edge_t edge,
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nfc_platform_gpio_pull_t pull,
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void *arg,
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nfc_platform_irq_handler_t handler);
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int nfc_platform_irq_enable_wakeup(uint32_t pin, nfc_platform_irq_edge_t edge);
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int nfc_platform_irq_disable_wakeup(uint32_t pin);
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int nfc_platform_sem_create(nfc_platform_sem_t *sem, uint32_t initial_count);
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int nfc_platform_sem_wait(nfc_platform_sem_t sem, uint32_t timeout_ms);
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int nfc_platform_sem_release(nfc_platform_sem_t sem);
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int nfc_platform_task_create(nfc_platform_task_t *task,
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uint32_t stack_size,
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uint32_t priority,
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const char *name,
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nfc_platform_task_entry_t entry,
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void *arg);
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#ifdef __cplusplus
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}
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#endif
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#endif
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