hal_spi_v151.c 文件参考

#include <stdbool.h>
#include "securec.h"
#include "common_def.h"
#include "spi_porting.h"
#include "hal_spi_v151_regs_op.h"
#include "hal_spi_v151.h"

hal_spi_v151.c 的引用(Include)关系图:

宏定义
#define	SPI_MINUMUM_CLOCK_IN_MHZ   1
#define	SPI_MAXIMUM_CLOCK_IN_MHZ   48
#define	QSPI_MINUMUM_CLOCK_IN_MHZ   1
#define	QSPI_MAXIMUM_CLOCK_IN_MHZ   96
#define	SPI_MINUMUM_CLK_DIV   2
#define	SPI_MAXIMUM_CLK_DIV   65534
#define	spi_mhz_to_hz(x)   ((x) * 1000000)
#define	SPI_FRAME_BYTES_1   0x01
#define	SPI_FRAME_BYTES_4   0x04
#define	QSPI_WAIT_CYCLE_MAX   0x1F
#define	MAX_SPI_GET_RX_LEVEL_RETRY_TIMES   0xFFFF
#define	SPI_RX_INT_WAIT_TIMES   0xF
#define	hal_spi_trans_bytes_to_word(x)
#define	hal_spi_trans_word_31_24_bits_to_byte(x)   ((uint8_t)(((x) & 0xff000000) >> 24))
#define	hal_spi_trans_word_23_16_bits_to_byte(x)   ((uint8_t)(((x) & 0xff0000) >> 16))
#define	hal_spi_trans_word_15_8_bits_to_byte(x)   ((uint8_t)(((x) & 0xff00) >> 8))
#define	hal_spi_trans_word_7_0_bits_to_byte(x)   ((uint8_t)((x) & 0xff))
#define	hal_spi_frame_size_trans_to_frame_bytes(x)   (((x) + 1) >> 0x03)

函数
	__attribute__ ((weak))
errcode_t	hal_spi_v151_init (spi_bus_t bus, const hal_spi_attr_t *attr, const hal_spi_extra_attr_t *extra_attr, hal_spi_callback_t callback)
	HAL层SPI的初始化接口。
errcode_t	hal_spi_v151_deinit (spi_bus_t bus)
	HAL层SPI的去初始化接口。
errcode_t	hal_spi_v151_write (spi_bus_t bus, hal_spi_xfer_data_t *data, uint32_t timeout)
	HAL层SPI发送数据接口。
errcode_t	hal_spi_v151_read (spi_bus_t bus, hal_spi_xfer_data_t *data, uint32_t timeout)
	HAL层SPI读取数据接口(当timeout为0时会在数据读满或者fifo中没有数据的时候结束)。
errcode_t	hal_spi_v151_ctrl (spi_bus_t bus, hal_spi_ctrl_id_t id, uintptr_t param)
	HAL层SPI控制接口。
void	hal_spi_v151_irq_handler (spi_bus_t bus)
	SPI中断处理函数

宏定义说明

hal_spi_frame_size_trans_to_frame_bytes

#define hal_spi_frame_size_trans_to_frame_bytes

(

x

)

(((x) + 1) >> 0x03)

hal_spi_trans_bytes_to_word

#define hal_spi_trans_bytes_to_word

(

x

)

值:

                                        ((((uint32_t)(*(x))) << 24) + (((uint32_t)(*((x) + 1))) << 16) + \
                                        (((uint32_t)(*((x) + 2))) << 8) + ((uint32_t)(*((x) + 3))))

hal_spi_trans_word_15_8_bits_to_byte

#define hal_spi_trans_word_15_8_bits_to_byte

(

x

)

((uint8_t)(((x) & 0xff00) >> 8))

hal_spi_trans_word_23_16_bits_to_byte

#define hal_spi_trans_word_23_16_bits_to_byte

(

x

)

((uint8_t)(((x) & 0xff0000) >> 16))

hal_spi_trans_word_31_24_bits_to_byte

#define hal_spi_trans_word_31_24_bits_to_byte

(

x

)

((uint8_t)(((x) & 0xff000000) >> 24))

hal_spi_trans_word_7_0_bits_to_byte

#define hal_spi_trans_word_7_0_bits_to_byte

(

x

)

((uint8_t)((x) & 0xff))

MAX_SPI_GET_RX_LEVEL_RETRY_TIMES

#define MAX_SPI_GET_RX_LEVEL_RETRY_TIMES   0xFFFF

QSPI_MAXIMUM_CLOCK_IN_MHZ

#define QSPI_MAXIMUM_CLOCK_IN_MHZ   96

QSPI_MINUMUM_CLOCK_IN_MHZ

#define QSPI_MINUMUM_CLOCK_IN_MHZ   1

QSPI_WAIT_CYCLE_MAX

#define QSPI_WAIT_CYCLE_MAX   0x1F

SPI_FRAME_BYTES_1

#define SPI_FRAME_BYTES_1   0x01

SPI_FRAME_BYTES_4

#define SPI_FRAME_BYTES_4   0x04

SPI_MAXIMUM_CLK_DIV

#define SPI_MAXIMUM_CLK_DIV   65534

SPI_MAXIMUM_CLOCK_IN_MHZ

#define SPI_MAXIMUM_CLOCK_IN_MHZ   48

spi_mhz_to_hz

#define spi_mhz_to_hz

(

x

)

((x) * 1000000)

SPI_MINUMUM_CLK_DIV

#define SPI_MINUMUM_CLK_DIV   2

SPI_MINUMUM_CLOCK_IN_MHZ

#define SPI_MINUMUM_CLOCK_IN_MHZ   1

Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2022-2022. All rights reserved.

Description: Provides V151 HAL spi
History:
2022-08-12, Create file.

SPI_RX_INT_WAIT_TIMES

#define SPI_RX_INT_WAIT_TIMES   0xF

函数说明

__attribute__()

__attribute__

(

(weak)

)