arqueue.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <lwp.h>
#include "asm.h"
#include "processor.h"
#include "arqueue.h"

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Functions
static __inline__ void	__ARQPopTaskQueueHi ()
static void	__ARQCallbackDummy (ARQRequest *req)
static void	__ARQCallbackSync (ARQRequest *req)
static void	__ARQServiceQueueLo ()
static void	__ARInterruptServiceRoutine ()
void	ARQ_Init ()
void	ARQ_Reset ()
void	ARQ_SetChunkSize (u32 size)
u32	ARQ_GetChunkSize ()
void	ARQ_FlushQueue ()
void	ARQ_PostRequestAsync (ARQRequest *req, u32 owner, u32 dir, u32 prio, u32 aram_addr, u32 mram_addr, u32 len, ARQCallback cb)
	Enqueue a ARAM DMA transfer request. More...
void	ARQ_PostRequest (ARQRequest *req, u32 owner, u32 dir, u32 prio, u32 aram_addr, u32 mram_addr, u32 len)
	Enqueue a ARAM DMA transfer request. More...
void	ARQ_RemoveRequest (ARQRequest *req)
u32	ARQ_RemoveOwnerRequest (u32 owner)

Variables
static u32	__ARQChunkSize
static u32	__ARQInitFlag = 0
static lwpq_t	__ARQSyncQueue
static lwp_queue	__ARQReqQueueLo
static lwp_queue	__ARQReqQueueHi
static ARQRequest *	__ARQReqPendingLo
static ARQRequest *	__ARQReqPendingHi
static ARQCallback	__ARQCallbackLo = NULL
static ARQCallback	__ARQCallbackHi = NULL

Function Documentation

__ARInterruptServiceRoutine()

static void __ARInterruptServiceRoutine ( )

static

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__ARQCallbackDummy()

static void __ARQCallbackDummy ( ARQRequest *  req )

static

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__ARQCallbackSync()

static void __ARQCallbackSync ( ARQRequest *  req )

static

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__ARQPopTaskQueueHi()

static __inline__ void __ARQPopTaskQueueHi ( )

static

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__ARQServiceQueueLo()

static void __ARQServiceQueueLo ( )

static

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ARQ_FlushQueue()

void ARQ_FlushQueue

(

)

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ARQ_GetChunkSize()

u32 ARQ_GetChunkSize

(

)

ARQ_Init()

void ARQ_Init

(

)

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ARQ_PostRequest()

void ARQ_PostRequest	(	ARQRequest *	req,
		u32	owner,
		u32	dir,
		u32	prio,
		u32	aram_addr,
		u32	mram_addr,
		u32	len
	)

Enqueue a ARAM DMA transfer request.

Parameters

[in]	req	structure to hold ARAM DMA request informations.
[in]	owner	unique owner id.
[in]	dir	direction of ARAM DMA transfer.
[in]	prio	priority of request.
[in]	aram_addr	startaddress of buffer to be pushed onto the queue. NOTE: Must be 32-bytealigned.
[in]	mram_addr	length of data to be pushed onto the queue.
[in]	len	startaddress of buffer to be pushed onto the queue. NOTE: Must be 32-bytealigned.
[in]	cb	length of data to be pushed onto the queue.

Returns

none

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ARQ_PostRequestAsync()

void ARQ_PostRequestAsync	(	ARQRequest *	req,
		u32	owner,
		u32	dir,
		u32	prio,
		u32	aram_addr,
		u32	mram_addr,
		u32	len,
		ARQCallback	cb
	)

Enqueue a ARAM DMA transfer request.

Parameters

[in]	req	structure to hold ARAM DMA request informations.
[in]	owner	unique owner id.
[in]	dir	direction of ARAM DMA transfer.
[in]	prio	priority of request.
[in]	aram_addr	startaddress of buffer to be pushed onto the queue. NOTE: Must be 32-bytealigned.
[in]	mram_addr	length of data to be pushed onto the queue.
[in]	len	startaddress of buffer to be pushed onto the queue. NOTE: Must be 32-bytealigned.
[in]	cb	length of data to be pushed onto the queue.

Returns

none

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ARQ_RemoveOwnerRequest()

u32 ARQ_RemoveOwnerRequest

(

u32

owner

)

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ARQ_RemoveRequest()

void ARQ_RemoveRequest

(

ARQRequest *

req

)

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ARQ_Reset()

void ARQ_Reset

(

)

ARQ_SetChunkSize()

void ARQ_SetChunkSize

(

u32

size

)

Variable Documentation

__ARQCallbackHi

ARQCallback __ARQCallbackHi = NULL

static

__ARQCallbackLo

ARQCallback __ARQCallbackLo = NULL

static

__ARQChunkSize

u32 __ARQChunkSize

static

__ARQInitFlag

u32 __ARQInitFlag = 0

static

__ARQReqPendingHi

ARQRequest* __ARQReqPendingHi

static

__ARQReqPendingLo

ARQRequest* __ARQReqPendingLo

static

__ARQReqQueueHi

lwp_queue __ARQReqQueueHi

static

__ARQReqQueueLo

lwp_queue __ARQReqQueueLo

static

__ARQSyncQueue

lwpq_t __ARQSyncQueue

static