tmcbsp55.h.bak

TI OMAP5910(1510)的最简单测试程序,用于 硬件最初的调试,简要文档含环境配置

//test mcbsp
#ifndef	_MCBSP55_H
#define _MCBSP55_H

#ifndef	_MCBSP55_C
#undef	EXTERNAL
#define EXTERNAL extern
#else
#undef	EXTERNAL
#define EXTERNAL
#endif //_MCBSP55_C

//-*******定义mcbsp的word长度*******-//
#define MCBSP8BIT	0
#define MCBSP12BIT	1
#define MCBSP16BIT	2
#define MCBSP20BIT	3
#define MCBSP24BIT	4
#define MCBSP32BIT	5

//-************************************-//
//ie_msk:产生错误中断的mask

//int_mode:
#define INTM_RX_WORD		0
#define INTM_RX_BLOCK		1
#define INTM_RX_DETECT_FS	2
#define INTM_RX_DETECT_ERR	3  //如果设置呢ie_msl!=0,则无论int_mode设置成什么值,接收错误都会引发中断

//-************************************-//
 
#define MCBSP_RX_MSK_BIT	0
#define MCBSP_TX_MSK_BIT	1
#define MCBSP_RX_USED_BIT	2
#define MCBSP_TX_USED_BIT	3

#define MCBSP_AS_GPIO	1
#define MCBSP_AS_NORMAL	0
//-************************************-//
//MCBSP之gpio管角号码定义如下
#define MCBSP_CLKX_IO 	0
#define MCBSP_CLKR_IO 	1
#define MCBSP_FSX_IO 	2
#define MCBSP_FSR_IO 	3
#define MCBSP_DX_IO 	4
#define MCBSP_DR_IO 	5
#define MCBSP_CLKS_IO 	6
//-*******************************************-//
#define MCBSP_EXTERNAL_FS	0 //外部帧同步信号
#define MCBSP_INTERNAL_FS	1 //内部帧同步信号

#define MCBSP_FS_POLAR_HIGH	0  //正极性
#define MCBSP_FS_POLAR_LOW		1  //负极性

#define MCBSP_EXTERNAL_SGR_CLK			0
#define MCBSP_CPU_SGR_CLK			1
#define MCBSP_CLKR_CLK				2
#define MCBSP_CLKX_CLK				3
#define MCBSP_CLKR_SGR_CLK			4
#define MCBSP_CLKX_SGR_CLK			5

#define MCBSP_CLK_POLAR_UP		1  //上升沿采样
#define MCBSP_CLK_POLAR_DOWN		0  //下降沿采样

#define MCBSP_CLK_SRC_YES	0
#define MCBSP_CLK_SRC_NO	1

//-******************************************-//
//sync_err:1,frame_sync有错误时会产生中断;0忽略错误????
//int_mode:
#define MCBSP_INTM_WORD		0
#define MCBSP_INTM_BLOCK	1
#define MCBSP_INTM_FS		2
#define MCBSP_INTM_ERR		3  //如果设置呢ie_msl!=0,则无论int_mode设置成什么值,接收错误都会引发中断
#define MCBSP_INTM_NULL			255
//-************************************-//
EXTERNAL Uint16 McBspGetMskBit(Uint16 dev_no,Uint16 bit_no);

EXTERNAL void McBspSetMskBit(Uint16 dev_no,Uint16 bit_no,Uint16 bit_val);
EXTERNAL MCBSP_Handle InitMcBsp( Uint16 dev_no /*设备号:0,2*/ );

EXTERNAL void  McBspLocalLoopBack(MCBSP_Handle hmc,Uint16 loop);  //loop=0:normal;1:loop back
EXTERNAL void  McBspSetRxGpio(MCBSP_Handle hmc,Uint16 port_mode );
EXTERNAL void  McBspSetTxGpio(MCBSP_Handle hmc,Uint16 port_mode );
EXTERNAL void McBspSetRxFrameWord(MCBSP_Handle hmc,Uint16 word_len,Uint16 fr_len,Uint16 fr_wid,
		          Uint16 dat_dly /*数据首比特相对frame的延迟delay:0/1/2*/ 
		       );
EXTERNAL void McBspSetTxFrameWord(MCBSP_Handle hmc,Uint16 word_len,Uint16 fr_len,Uint16 fr_wid,
		          Uint16 dat_dly /*数据首比特相对frame的延迟delay:0/1/2*/ 
		       );
EXTERNAL void McBspSetRxFrame(MCBSP_Handle hmc,Uint16 fs_extern /*是否是外部fs*/,
		     Uint16 pola /*帧同步的极性*/
		     );
EXTERNAL void McBspSetTxFrame(MCBSP_Handle hmc,Uint16 fs_extern /*是否是外部fs*/,
		     Uint16 pola /*帧同步的极性*/
		     );

EXTERNAL void McBspSetTxClk(MCBSP_Handle hmc,Uint16 div /*分频比*/,Uint16 clk_src /*是否是外部fs*/,
		     Uint16 pola /*帧同步的极性*/
		     );

EXTERNAL void McBspSetRxClk(MCBSP_Handle hmc,Uint16 div /*分频比*/,Uint16 clk_src /*是否是外部fs*/,
		     Uint16 pola /*帧同步的极性*/
		     );


EXTERNAL void McBspSetRxInt(MCBSP_Handle hmc,Uint16 err_msk,Uint16 int_mode,void (*func)(),Uint16 prio);

EXTERNAL void McBspSetTxInt(MCBSP_Handle hmc,Uint16 err_msk,Uint16 int_mode,void (*func)(),Uint16 prio);
EXTERNAL void McBspStartTx(MCBSP_Handle hmc);
EXTERNAL void McBspStartRx(MCBSP_Handle hmc);
EXTERNAL void McBspStopTx(MCBSP_Handle hmc);
EXTERNAL void McBspStopRx(MCBSP_Handle hmc);
EXTERNAL void McBspClose(MCBSP_Handle hmc);

EXTERNAL void McBspRxReset(MCBSP_Handle hmc,Uint16 val);

EXTERNAL void McBspTxReset(MCBSP_Handle hmc,Uint16 val);
EXTERNAL void McBspSampleRateGeneratorReset(MCBSP_Handle hmc,Uint16 val);

EXTERNAL void McBspFrameSyncLogicReset(MCBSP_Handle hmc,Uint16 val);
EXTERNAL Int16 MCBSP_RdIO(MCBSP_Handle hmc,Uint16 gpio_no);
EXTERNAL Int16 MCBSP_WrIO(MCBSP_Handle hmc,Uint16 gpio_no,Uint16 val);
EXTERNAL void McBspIdle(MCBSP_Handle hdmc);
//-************************************-//
void BspRxIsr(void);
void BspTxIsr(void);
#endif //_MCBSP55_H