123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
#ifndef _FM_MANAGE_H
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#define _FM_MANAGE_H
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#include "printf.h"
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#include "cpu.h"
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#include "asm/iic_hw.h"
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#include "asm/iic_soft.h"
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#include "timer.h"
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#include "app_config.h"
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#include "event.h"
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#include "system/includes.h"
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#include "typedef.h"
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#define FREQ_STEP (100)//100 步进
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#define REAL_FREQ_MIN (8750)
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#define REAL_FREQ_MAX (10800)
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#define VIRTUAL_FREQ_STEP (FREQ_STEP/10)
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#define REAL_FREQ(x) ((REAL_FREQ_MIN-VIRTUAL_FREQ_STEP) + (x)*VIRTUAL_FREQ_STEP)
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#define VIRTUAL_FREQ(x) ((x - (REAL_FREQ_MIN-VIRTUAL_FREQ_STEP))/VIRTUAL_FREQ_STEP)
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#define MAX_CHANNEL ((REAL_FREQ_MAX - REAL_FREQ_MIN)/VIRTUAL_FREQ_STEP + 1)
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enum {
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FM_CUR_FRE = 0,
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FM_FRE_DEC = 1,
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FM_FRE_INC = 2,
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};
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typedef struct {
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u8(*init)(void *priv);
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u8(*close)(void *priv);
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u8(*set_fre)(void *priv, u16 fre);
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u8(*mute)(void *priv, u8 flag);
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u8(*read_id)(void *priv);
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u8 logo[20];
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} FM_INTERFACE;
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struct _fm_dev_info {
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u8 iic_hdl;
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u8 iic_delay; //这个延时并非影响iic的时钟频率，而是2Byte数据之间的延时
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u8 logo[20];
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};
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struct _fm_dev_platform_data {
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u8 iic_hdl;
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u8 iic_delay; //这个延时并非影响iic的时钟频率，而是2Byte数据之间的延时
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};
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extern FM_INTERFACE fm_dev_begin[];
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extern FM_INTERFACE fm_dev_end[];
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#define REGISTER_FM(fm) \
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static FM_INTERFACE fm SEC_USED(.fm_dev)
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#define list_for_each_fm(c) \
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for (c=fm_dev_begin; c<fm_dev_end; c++)
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#define FM_DEV_PLATFORM_DATA_BEGIN(data) \
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static const struct _fm_dev_platform_data data = {
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#define FM_DEV_PLATFORM_DATA_END() \
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};
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extern u8 fm_dev_iic_write(u8 w_chip_id, u8 register_address, u8 *buf, u32 data_len);
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extern u8 fm_dev_iic_readn(u8 r_chip_id, u8 register_address, u8 *buf, u8 data_len);
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extern struct _fm_dev_info t_fm_dev_info;
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void fm_manage_check_online();
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int fm_manage_init();
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int fm_manage_start();
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bool fm_manage_set_fre(u16 fre);
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u16 fm_manage_get_fre();
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void fm_manage_close(void);
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void fm_manage_mute(u8 mute);
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int fm_dev_init(void *_data);
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void fm_mutex_init(void *priv);
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void fm_mutex_stop(void *priv);
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extern void fm_inside_trim(u32 freq);
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extern void save_scan_freq_org(u32 freq);
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//内部收音优化使用
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#if 0
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#define iic_init(iic) hw_iic_init(iic)
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#define iic_uninit(iic) hw_iic_uninit(iic)
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#define iic_start(iic) hw_iic_start(iic)
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#define iic_stop(iic) hw_iic_stop(iic)
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#define iic_tx_byte(iic, byte) hw_iic_tx_byte(iic, byte)
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#define iic_rx_byte(iic, ack) hw_iic_rx_byte(iic, ack)
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#define iic_read_buf(iic, buf, len) hw_iic_read_buf(iic, buf, len)
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#define iic_write_buf(iic, buf, len) hw_iic_write_buf(iic, buf, len)
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#define iic_suspend(iic) hw_iic_suspend(iic)
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#define iic_resume(iic) hw_iic_resume(iic)
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#else
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#define iic_init(iic) soft_iic_init(iic)
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#define iic_uninit(iic) soft_iic_uninit(iic)
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#define iic_start(iic) soft_iic_start(iic)
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#define iic_stop(iic) soft_iic_stop(iic)
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#define iic_tx_byte(iic, byte) soft_iic_tx_byte(iic, byte)
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#define iic_rx_byte(iic, ack) soft_iic_rx_byte(iic, ack)
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#define iic_read_buf(iic, buf, len) soft_iic_read_buf(iic, buf, len)
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#define iic_write_buf(iic, buf, len) soft_iic_write_buf(iic, buf, len)
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#define iic_suspend(iic) soft_iic_suspend(iic)
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#define iic_resume(iic) soft_iic_resume(iic)
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#endif
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#endif
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