|
1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
|
2 // All rights reserved. |
|
3 // This component and the accompanying materials are made available |
|
4 // under the terms of the License "Eclipse Public License v1.0" |
|
5 // which accompanies this distribution, and is available |
|
6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
7 // |
|
8 // Initial Contributors: |
|
9 // Nokia Corporation - initial contribution. |
|
10 // |
|
11 // Contributors: |
|
12 // |
|
13 // Description: |
|
14 // e32test\heap\d_kheap.cpp |
|
15 // |
|
16 // |
|
17 |
|
18 #include "d_kheap.h" |
|
19 #include <kernel/kern_priv.h> |
|
20 |
|
21 class DKHeap : public DLogicalChannelBase |
|
22 { |
|
23 public: |
|
24 DKHeap(); |
|
25 ~DKHeap(); |
|
26 static TBool Handler (const TDesC8& aText, TTraceSource aTraceSource); |
|
27 protected: |
|
28 virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer); |
|
29 virtual TInt Request(TInt aFunction, TAny* a1, TAny* a2); |
|
30 |
|
31 TInt TestBurstFailNext(TUint aCount, TUint aBurst); |
|
32 TInt TestBurstDeterministic(TUint aRate, TUint aBurst); |
|
33 }; |
|
34 |
|
35 DKHeap* KHeapDriver; |
|
36 |
|
37 DKHeap::DKHeap() |
|
38 {} |
|
39 |
|
40 DKHeap::~DKHeap() |
|
41 {KHeapDriver = NULL;} |
|
42 |
|
43 TInt DKHeap::DoCreate(TInt /*aUnit*/, const TDesC8* /*anInfo*/, const TVersion& /*aVer*/) |
|
44 {return KErrNone;} |
|
45 |
|
46 /**User side request entry point.*/ |
|
47 TInt DKHeap::Request(TInt aFunction, TAny* a1, TAny* a2) |
|
48 { |
|
49 TInt r = KErrNone; |
|
50 switch (aFunction) |
|
51 { |
|
52 case RKHeapDevice::ESetThreadPriorityHigh: |
|
53 { |
|
54 NKern::ThreadEnterCS(); |
|
55 Kern::SetThreadPriority(47); |
|
56 NKern::ThreadLeaveCS(); |
|
57 } |
|
58 break; |
|
59 |
|
60 case RKHeapDevice::ECreateSharedChunk: |
|
61 { |
|
62 TChunkCreateInfo info; |
|
63 info.iType = TChunkCreateInfo::ESharedKernelSingle; |
|
64 info.iMaxSize = 0x40000; |
|
65 #ifdef __EPOC32__ |
|
66 info.iMapAttr = EMapAttrSupRw | EMapAttrCachedWBWA | EMapAttrL2CachedWBWA; |
|
67 #endif |
|
68 info.iOwnsMemory = ETrue; // Use memory from system's free pool |
|
69 info.iDestroyedDfc = NULL; |
|
70 |
|
71 TLinAddr chunkAddr; |
|
72 TUint32 mapAttr; |
|
73 DChunk* chunk; |
|
74 |
|
75 NKern::ThreadEnterCS(); |
|
76 if (KErrNone != (r = Kern::ChunkCreate(info, chunk, chunkAddr, mapAttr))) |
|
77 { |
|
78 NKern::ThreadLeaveCS(); |
|
79 break; |
|
80 } |
|
81 Kern::ChunkClose(chunk); |
|
82 NKern::ThreadLeaveCS(); |
|
83 } |
|
84 break; |
|
85 |
|
86 #ifdef __EPOC32__ |
|
87 case RKHeapDevice::ECreatHwChunk: |
|
88 { |
|
89 const TInt KSize = 4*1024; |
|
90 TPhysAddr physbase; |
|
91 |
|
92 NKern::ThreadEnterCS(); |
|
93 r = Epoc::AllocPhysicalRam(KSize, physbase); |
|
94 if (r) {NKern::ThreadLeaveCS();break;} |
|
95 |
|
96 DPlatChunkHw* hwchunk; |
|
97 r = DPlatChunkHw::New(hwchunk, physbase, KSize, EMapAttrSupRw); |
|
98 if (r==KErrNone) hwchunk->Close(NULL); |
|
99 |
|
100 Epoc::FreePhysicalRam(physbase, KSize); |
|
101 NKern::ThreadLeaveCS(); |
|
102 } |
|
103 break; |
|
104 #endif//__EPOC32__ |
|
105 |
|
106 case RKHeapDevice::ETestBurstFailNext: |
|
107 r = TestBurstFailNext((TUint)a1, (TUint)a2); |
|
108 break; |
|
109 |
|
110 case RKHeapDevice::ETestBurstDeterministic: |
|
111 r = TestBurstDeterministic((TUint)a1, (TUint)a2); |
|
112 break; |
|
113 |
|
114 default: |
|
115 r=KErrNotSupported; |
|
116 } |
|
117 return r; |
|
118 } |
|
119 |
|
120 |
|
121 |
|
122 TInt DKHeap::TestBurstFailNext(TUint aCount, TUint aBurst) |
|
123 { |
|
124 NKern::ThreadEnterCS(); |
|
125 |
|
126 TInt r = KErrNone; |
|
127 TUint i = 0; |
|
128 TInt* p = NULL; |
|
129 for (; i < aCount; i++) |
|
130 { |
|
131 if (i < aCount - 1) |
|
132 { |
|
133 p = new TInt; |
|
134 if (p == NULL) |
|
135 {// Shouldn't have failed |
|
136 r = KErrNoMemory; |
|
137 goto exit; |
|
138 } |
|
139 delete p; |
|
140 } |
|
141 else |
|
142 { |
|
143 for (TUint j = 0; j < aBurst; j++) |
|
144 { |
|
145 p = new TInt; |
|
146 if (p != NULL) |
|
147 {// Should be failing |
|
148 delete p; |
|
149 r = KErrGeneral; |
|
150 goto exit; |
|
151 } |
|
152 } |
|
153 } |
|
154 } |
|
155 exit: |
|
156 NKern::ThreadLeaveCS(); |
|
157 return r; |
|
158 } |
|
159 |
|
160 TInt DKHeap::TestBurstDeterministic(TUint aRate, TUint aBurst) |
|
161 { |
|
162 NKern::ThreadEnterCS(); |
|
163 |
|
164 TInt r = KErrNone; |
|
165 TInt* p = NULL; |
|
166 for (TUint i = 1; i <= aRate * KHeapFailCycles; i++) |
|
167 { |
|
168 if (i % aRate == 0) |
|
169 { |
|
170 for (TUint j = 0; j < aBurst; j++) |
|
171 { |
|
172 p = new TInt; |
|
173 if (p != NULL) |
|
174 {// Should have failed but didn't |
|
175 delete p; |
|
176 r = KErrGeneral; |
|
177 goto exit; |
|
178 } |
|
179 } |
|
180 } |
|
181 else |
|
182 { |
|
183 p = new TInt; |
|
184 if (p == NULL) |
|
185 {// Shouldn't have failed but did |
|
186 r = KErrNoMemory; |
|
187 goto exit; |
|
188 } |
|
189 delete p; |
|
190 } |
|
191 } |
|
192 exit: |
|
193 NKern::ThreadLeaveCS(); |
|
194 return r; |
|
195 } |
|
196 |
|
197 ////////////////////////////////////////// |
|
198 class DTestFactory : public DLogicalDevice |
|
199 { |
|
200 public: |
|
201 DTestFactory(); |
|
202 // from DLogicalDevice |
|
203 virtual TInt Install(); |
|
204 virtual void GetCaps(TDes8& aDes) const; |
|
205 virtual TInt Create(DLogicalChannelBase*& aChannel); |
|
206 }; |
|
207 |
|
208 DTestFactory::DTestFactory() |
|
209 { |
|
210 iParseMask = KDeviceAllowUnit; |
|
211 iUnitsMask = 0x3; |
|
212 } |
|
213 |
|
214 TInt DTestFactory::Create(DLogicalChannelBase*& aChannel) |
|
215 { |
|
216 KHeapDriver = new DKHeap; |
|
217 aChannel = KHeapDriver; |
|
218 return (aChannel ? KErrNone : KErrNoMemory); |
|
219 } |
|
220 |
|
221 TInt DTestFactory::Install() |
|
222 {return SetName(&KHeapTestDriverName);} |
|
223 |
|
224 void DTestFactory::GetCaps(TDes8& /*aDes*/) const |
|
225 {} |
|
226 |
|
227 DECLARE_STANDARD_LDD() |
|
228 {return new DTestFactory;} |