iop.h

代码有点长,需细心阅读,仅供影音视听类产品的开发人员参考

#ifndef __IOP_H
#define __IOP_H

#include "regmap.h"
//#include "memmap.h"

//ESP status//jhuang 2003/3/2
#define ESP_PORT    4//[ESP_PORT].5,[ESP_PORT].6,[ESP_PORT].7

//IOP control register
#define IOP_CTRL_PORT   5


//I2C device ID
#define I2C_ID_MEMORY           0xa0
#define I2C_ID_TV_ENCODE        0x40
#define I2C_ID_AUDIO_DAC        0x20


//IOP function call define
#define FUN_PORT            0
#define FUN_MASK            0xf000
#define FUN_VFD_READ        (0x1<<12)
#define FUN_VFD_WRITE       (0x2<<12)
#define FUN_IR_CUSTID       (0x4<<12)
#define FUN_IR_GET_CUSTID   (0x5<<12)
#define FUN_UART_SEND       (0x6<<12)
#define FUN_I2C_WRITE       (0x7<<12)
#define FUN_I2C_READ        (0x8<<12)
#define FUN_GPAD_READ       (0x9<<12)


//IOP IR control interface
//register mapping of RISC register
#define IR_PORT         6
//control flag
#define IR_RDY          (1<<15)
#define IR_REPEAT       (1<<14)

#define IrRepeatRate(x) (x<<8)


//IOP vfd control interface
//#define INIT_IOP_VFD_PARA_1 0x02
//#define INIT_IOP_VFD_PARA_2 0x8c
//#define INIT_IOP_VFD_PARA_3 0xc0

//register mapping of RISC register
#define VFD_PORT        5
//control flag
#define VFD_RDY         (1<<7)
#define VFD_REPEAT      (1<<6)

#define VFD_CMD         1
#define VFD_DAT0        2
#define VFD_DAT1        3
#define VFD_DAT2        4
//control flag  
#define VFD_DATLEN_MASK (~0x0007)
#define VFD_DAT_LEN0    0
#define VFD_DAT_LEN1    1
#define VFD_DAT_LEN2    2
#define VFD_DAT_LEN3    3
#define VFD_DAT_LEN4    4
#define VFD_DAT_LEN5    5
#define VFD_DAT_LEN6    6

//IOP UART control interface
#define UART_DAT        1


//I2C control interface
#define I2C_CTRL_ADDR   1
#define I2C_DATA        4

#define I2C_READ_ONE    (0<<5)
#define I2C_READ_CONT   (1<<5)

#define I2C_RW_ERR      (1<<4)
#define I2C_RD_RDY      (1<<3)

//timer interface
#define TIMEOUT_10MS    (1<<9)
#define TIMEOUT_1MS     (1<<8)


#define IR_NORM_RECV()      (regs0->iop_data[IOP_CTRL_PORT]&IR_RDY)
#define IR_REP_RECV()       (regs0->iop_data[IOP_CTRL_PORT]&IR_REPEAT)
#define CLR_IR_NORM_RECV()  (regs0->iop_data[IOP_CTRL_PORT]&=(~IR_RDY))
#define CLR_IR_REP_RECV()   (regs0->iop_data[IOP_CTRL_PORT]&=(~IR_REPEAT))

#define VFD_NORM_RECV()     (regs0->iop_data[IOP_CTRL_PORT]&VFD_RDY)
#define VFD_REP_RECV()      (regs0->iop_data[IOP_CTRL_PORT]&VFD_REPEAT)
#define CLR_VFD_NORM_RECV() (regs0->iop_data[IOP_CTRL_PORT]&=(~VFD_RDY))
#define CLR_VFD_REP_RECV()  (regs0->iop_data[IOP_CTRL_PORT]&=(~VFD_REPEAT))


#define TimeUp_10MS()       (regs0->iop_data[IOP_CTRL_PORT]&TIMEOUT_10MS)
#define TimeUp_1MS()        (regs0->iop_data[IOP_CTRL_PORT]&TIMEOUT_1MS)

#define Clr_Timer_10MS()    (regs0->iop_data[IOP_CTRL_PORT]&=(~TIMEOUT_10MS))
#define Clr_Timer_1MS() (regs0->iop_data[IOP_CTRL_PORT]&=(~TIMEOUT_1MS))

#define GET_IR_KEY()        (regs0->iop_data[IR_PORT]&0x00ff)
#define GET_IR_CUSTID()     ((regs0->iop_data[IR_PORT]>>8)&0x00ff)

#define GET_VFD_KEY()       (regs0->iop_data[VFD_PORT]&0x003f)

#define IsESP_SHOCK_READY()     ( (regs0->iop_data[ESP_PORT] & (3 << 6)) == (1 << 7) )//[4].7==H [4].6==L 

#define ESP_SHOCK_CLR()     (regs0->iop_data[ESP_PORT] &= (~(1 << 7)))//[4].7=L

#define ESP_SHOCK_PROCESS_SET()     (regs0->iop_data[ESP_PORT] |= (1 << 6) )//[4].6=H 
#define ESP_SHOCK_PROCESS_CLR()    ( regs0->iop_data[ESP_PORT] &= (~(1 << 6)) )//[4].6=L 
#define IsESP_SHOCK_PROCESS_SET()    ( regs0->iop_data[ESP_PORT] & (1 << 6) )//[4].6==H 

#define ESP_SHOCK_GOTO_SET()    (regs0->iop_data[ESP_PORT] &= (~(1 << 5)))//[4].5=L        
#define ESP_SHOCK_GOTO_OK() (regs0->iop_data[ESP_PORT] |= (1 << 5))//[4].5=H        
#define IsESP_SHOCK_GOTO_OK()   (regs0->iop_data[ESP_PORT] & (1 << 5))//[4].5==H        



//regs0->iop_data[4] & )
#endif /*__IOP_H */