// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// e32test\nkernsa\utils.h

// 

//

#ifndef __UTILS_H__

#define __UTILS_H__

#include <e32err.h>

#include <nkern.h>

extern "C" {

extern TBool InitialThreadDefined;

extern void SetupMemoryAllocator();

extern TAny* malloc(TUint32 aSize);

extern void free(TAny* aCell);

extern TAny* realloc(TAny* aCell, TUint32 aSize);

extern TUint32 round_to_page(TUint32 x);

extern void SpinWait(TUint32 aTicks);

extern void nfcfspin(TUint32 aTicks);

extern void fcfspin(TUint64 aTicks);

extern void DebugPrint(const char*, int);

extern void __cpu_idle();

extern void __cpu_yield();

extern TLinAddr __stack_pointer();

extern TUint32 __cpu_status_reg();

extern TUint32 __cpu_id();

extern TUint32 __trace_cpu_num();

extern void __finish();

extern void* memcpy(void*, const void*, unsigned);

extern void* memset(void*, int, unsigned);

extern void* memclr(void*, unsigned);

extern void* wordmove(void*, const void*, unsigned);

extern TUint32 random(TUint32* aSeed);

extern void setup_block(TUint32* aBlock, TInt aNumWords);

extern TBool verify_block(const TUint32* aBlock, TInt aNumWords);

extern TBool verify_block_no_trace(const TUint32* aBlock, TInt aNumWords);

extern void setup_block_cpu(TUint32* aBlock, TInt aNumWords);

extern TInt verify_block_cpu_no_trace(const TUint32* aBlock, TInt aNumWords);

extern TUint64 fast_counter();

extern TUint64 fast_counter_freq();

extern TUint32 norm_fast_counter();			// normalised to count between 1-2MHz

extern TUint32 norm_fast_counter_freq();	// normalised to count between 1-2MHz

extern void init_fast_counter();

extern TInt __microseconds_to_fast_counter(TInt us);

extern TInt __microseconds_to_norm_fast_counter(TInt us);

extern void DumpMemory(const char* msg, const void* data, int length);

}

#define TEST_PRINT(s)	\

	DEBUGPRINT("NKTEST: " s)

#define TEST_PRINT1(s, a)	\

	DEBUGPRINT("NKTEST: " s, a)

#define TEST_PRINT2(s, a, b)	\

	DEBUGPRINT("NKTEST: " s, a, b)

#define TEST_PRINT3(s, a, b, c)	\

	DEBUGPRINT("NKTEST: " s, a, b, c)

#define TEST_PRINT4(s, a, b, c, d)	\

	DEBUGPRINT("NKTEST: " s, a, b, c, d)

#define TEST_PRINT5(s, a, b, c, d, e)	\

	DEBUGPRINT("NKTEST: " s, a, b, c, d, e)

#define TEST_PRINT6(s, a, b, c, d, e, f)	\

	DEBUGPRINT("NKTEST: " s, a, b, c, d, e, f)

#define TEST_PRINT7(s, a, b, c, d, e, f, g)	\

	DEBUGPRINT("NKTEST: " s, a, b, c, d, e, f, g)

#define TRACE_LINE()	\

	DEBUGPRINT("NKTEST: line %d", __LINE__)

#define	TEST_RESULT(x, s)	\

	do { if (!(x)) {DEBUGPRINT("NKTEST: " s); DEBUGPRINT("Line %d File %s", __LINE__, __FILE__);}} while(0)

#define	TEST_RESULT1(x, s, a)	\

	do { if (!(x)) {DEBUGPRINT("NKTEST: " s, a); DEBUGPRINT("Line %d File %s", __LINE__, __FILE__);}} while(0)

#define	TEST_RESULT2(x, s, a, b)	\

	do { if (!(x)) {DEBUGPRINT("NKTEST: " s, a, b); DEBUGPRINT("Line %d File %s", __LINE__, __FILE__);}} while(0)

#define	TEST_RESULT3(x, s, a, b, c)	\

	do { if (!(x)) {DEBUGPRINT("NKTEST: " s, a, b, c); DEBUGPRINT("Line %d File %s", __LINE__, __FILE__);}} while(0)

#define	TEST_RESULT4(x, s, a, b, c, d)	\

	do { if (!(x)) {DEBUGPRINT("NKTEST: " s, a, b, c, d); DEBUGPRINT("Line %d File %s", __LINE__, __FILE__);}} while(0)

#define TEST_OOM(p)	TEST_RESULT(p, "Out of memory");

#define RANGE_CHECK(l,x,h)	((l)<=(x) && (x)<=(h))

#ifdef __SMP__

#define	for_each_cpu(cpu)	\

for((cpu)=0; (cpu)<NKern::NumberOfCpus(); ++(cpu))

#else

#define	for_each_cpu(cpu)	\

	for((cpu)=0; (cpu)<1; ++(cpu))

#endif

class CircBuf

	{

public:

	static CircBuf* New(TInt aSlots);

	CircBuf();

	~CircBuf();

	TInt TryGet(TUint32& aOut);

	TInt TryPut(TUint32 aIn);

	TUint32 Get();

	void Put(TUint32 aIn);

	void Reset();

	TInt Count();

public:

	TUint32* iBufBase;

	TInt iSlotCount;

	TInt iGetIndex;

	TInt iPutIndex;

	TSpinLock iLock;

	};

#endif