os_pi.h File Reference

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Data Structures
struct	__OSBlockInfo
struct	__OSTranxInfo
struct	OSPiHandle_s
struct	OSPiInfo
struct	OSIoMesgHdr
struct	OSIoMesg

Macros
#define	OS_READ   0
#define	OS_WRITE   1
#define	OS_MESG_PRI_NORMAL   0
#define	OS_MESG_PRI_HIGH   1

Typedefs
typedef struct OSPiHandle_s	OSPiHandle

Functions
s32	osPiStartDma (OSIoMesg *mb, s32 priority, s32 direction, uintptr_t devAddr, void *vAddr, size_t nbytes, OSMesgQueue *mq)
void	osCreatePiManager (OSPri pri, OSMesgQueue *cmdQ, OSMesg *cmdBuf, s32 cmdMsgCnt)
OSMesgQueue *	osPiGetCmdQueue (void)
s32	osPiWriteIo (uintptr_t devAddr, u32 data)
s32	osPiReadIo (uintptr_t devAddr, u32 *data)
s32	osPiRawStartDma (s32 dir, u32 cart_addr, void *dram_addr, size_t size)
s32	osEPiRawStartDma (OSPiHandle *piHandle, s32 dir, u32 cart_addr, void *dram_addr, size_t size)

Macro Definition Documentation

OS_MESG_PRI_HIGH

#define OS_MESG_PRI_HIGH   1

OS_MESG_PRI_NORMAL

#define OS_MESG_PRI_NORMAL   0

OS_READ

#define OS_READ   0

OS_WRITE

#define OS_WRITE   1

Typedef Documentation

OSPiHandle

typedef struct OSPiHandle_s OSPiHandle

Function Documentation

osCreatePiManager()

void osCreatePiManager	(	OSPri	pri,
		OSMesgQueue *	cmdQ,
		OSMesg *	cmdBuf,
		s32	cmdMsgCnt
	)

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osEPiRawStartDma()

s32 osEPiRawStartDma	(	OSPiHandle *	piHandle,
		s32	dir,
		u32	cart_addr,
		void *	dram_addr,
		size_t	size
	)

osPiGetCmdQueue()

OSMesgQueue* osPiGetCmdQueue

(

void

)

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osPiRawStartDma()

s32 osPiRawStartDma	(	s32	dir,
		u32	cart_addr,
		void *	dram_addr,
		size_t	size
	)

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osPiReadIo()

s32 osPiReadIo	(	uintptr_t	devAddr,
		u32 *	data
	)

osPiStartDma()

s32 osPiStartDma	(	OSIoMesg *	mb,
		s32	priority,
		s32	direction,
		uintptr_t	devAddr,
		void *	vAddr,
		size_t	nbytes,
		OSMesgQueue *	mq
	)

Todo:

name magic constants

osPiWriteIo()

s32 osPiWriteIo	(	uintptr_t	devAddr,
		u32	data
	)