arqmgr.c File Reference

#include <stdlib.h>
#include "asm.h"
#include "processor.h"
#include "arqueue.h"
#include "arqmgr.h"

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Classes
struct	_arqm_info

Macros
#define	ARQM_STACKENTRIES   16
#define	ARQM_ZEROBYTES   256
#define	ROUNDUP32(x)   (((u32)(x)+0x1f)&~0x1f)

Typedefs
typedef struct _arqm_info	ARQM_Info

Functions
static u8 __ARQMZeroBuffer [ARQM_ZEROBYTES]	ATTRIBUTE_ALIGN (32)
static void	__ARQMPollCallback (ARQRequest *req)
void	ARQM_Init (u32 arambase, s32 len)
	Initialize the ARAM queue management system. More...
u32	ARQM_PushData (void *buffer, s32 len)
	Push the data onto the ARAM queue. More...
void	ARQM_Pop ()
u32	ARQM_GetZeroBuffer ()
	Returns ARAM address of 'zero buffer'. More...
u32	ARQM_GetStackPointer ()
	Return the ARAM address of the next free stack pointer. More...
u32	ARQM_GetFreeSize ()
	Return Returns remaining number of bytes on stack. More...

Variables
static u32	__ARQMStackLocation
static u32	__ARQMFreeBytes
static u32	__ARQMStackPointer [ARQM_STACKENTRIES]
static ARQM_Info	__ARQMInfo [ARQM_STACKENTRIES]

Macro Definition Documentation

ARQM_STACKENTRIES

#define ARQM_STACKENTRIES   16

ARQM_ZEROBYTES

#define ARQM_ZEROBYTES   256

ROUNDUP32

#define ROUNDUP32

(

x

)

(((u32)(x)+0x1f)&~0x1f)

Typedef Documentation

ARQM_Info

typedef struct _arqm_info ARQM_Info

Function Documentation

__ARQMPollCallback()

static void __ARQMPollCallback ( ARQRequest *  req )

static

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ARQM_GetFreeSize()

u32 ARQM_GetFreeSize

(

)

Return Returns remaining number of bytes on stack.

Returns

See description

ARQM_GetStackPointer()

u32 ARQM_GetStackPointer

(

)

Return the ARAM address of the next free stack pointer.

Returns

See description

ARQM_GetZeroBuffer()

u32 ARQM_GetZeroBuffer

(

)

Returns ARAM address of 'zero buffer'.

Returns

See description

ARQM_Init()

void ARQM_Init	(	u32	arambase,
		s32	len
	)

Initialize the ARAM queue management system.

Parameters

[in]	arambase	ARAM startaddress to take for the queue stack
[in]	len	maximum amount of memory to be reserved from the ARAM for the queue management

Returns

none

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ARQM_Pop()

void ARQM_Pop

(

)

ARQM_PushData()

u32 ARQM_PushData	(	void *	buffer,
		s32	len
	)

Push the data onto the ARAM queue.

Parameters

[in]	buff	startaddress of buffer to be pushed onto the queue. NOTE: Must be 32-bytealigned.
[in]	len	length of data to be pushed onto the queue.

Returns

none

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ATTRIBUTE_ALIGN()

static u8 __ARQMZeroBuffer [ARQM_ZEROBYTES] ATTRIBUTE_ALIGN ( 32  )

static

Variable Documentation

__ARQMFreeBytes

u32 __ARQMFreeBytes

static

__ARQMInfo

ARQM_Info __ARQMInfo[ARQM_STACKENTRIES]

static

__ARQMStackLocation

u32 __ARQMStackLocation

static

__ARQMStackPointer

u32 __ARQMStackPointer[ARQM_STACKENTRIES]

static