author | Ryan Harkin <ryan.harkin@nokia.com> |
Tue, 28 Sep 2010 18:00:05 +0100 | |
changeset 0 | 5de814552237 |
permissions | -rw-r--r-- |
0
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
1 |
/* |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
2 |
* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
3 |
* All rights reserved. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
4 |
* This component and the accompanying materials are made available |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
5 |
* under the terms of "Eclipse Public License v1.0" |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
6 |
* which accompanies this distribution, and is available |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
7 |
* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
8 |
* |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
9 |
* Initial Contributors: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
10 |
* Nokia Corporation - initial contribution. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
11 |
* |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
12 |
* Contributors: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
13 |
* |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
14 |
* Description: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
15 |
* ne1_tb\Specific\lffsdev.cpp |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
16 |
* Implementation of a Logging Flash file system (LFFS) physical device driver |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
17 |
* for a standard Common Flash Interface (CFI) based NOR flash chip. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
18 |
* This file is part of the NE1_TBVariant Base port |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
19 |
* N.B. This sample code assumes that: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
20 |
* (1) the device does not provide an interrupt i.e. it needs to be polled using a timer |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
21 |
* to ascertain when an Erase/Write operation has completed. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
22 |
* (2) the flash chip does not have 'read-while-write' support. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
23 |
* |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
24 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
25 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
26 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
27 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
28 |
#include "lffsdev.h" |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
29 |
#include "variant.h" |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
30 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
31 |
#ifdef _DEBUG |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
32 |
#define CHANGE_ERASE_STATE(x) {TUint32 s=iEraseState; iEraseState=x; __KTRACE_OPT(KLOCDRV,Kern::Printf("ErSt: %d->%d",s,x));} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
33 |
#else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
34 |
#define CHANGE_ERASE_STATE(x) iEraseState=x |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
35 |
#endif |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
36 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
37 |
// |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
38 |
// TO DO: (mandatory) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
39 |
// |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
40 |
// Define the pyhsical base address of the NOR-Flash |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
41 |
// This is only example code... you will need to modify it for your hardware |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
42 |
const TPhysAddr KFlashPhysicalBaseAddress = 0x04000000; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
43 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
44 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
45 |
/******************************************** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
46 |
* Common Flash Interface (CFI) query stuff |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
47 |
********************************************/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
48 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
49 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
50 |
Read an 8-bit value from the device at the specified offset |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
51 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
52 |
@param aOffset the address in device words |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
53 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
54 |
TUint32 DMediaDriverFlashNE1_TB::ReadQueryData8(TUint32 aOffset) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
55 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
56 |
volatile TUint8* pF=(volatile TUint8*)(iBase+FLASH_ADDRESS_IN_BYTES(aOffset)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
57 |
return pF[0]; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
58 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
59 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
60 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
61 |
Read a 16-bit value from the device at the specified offset |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
62 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
63 |
@param aOffset the address in device words |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
64 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
65 |
TUint32 DMediaDriverFlashNE1_TB::ReadQueryData16(TUint32 aOffset) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
66 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
67 |
volatile TUint8* pF=(volatile TUint8*)(iBase); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
68 |
return |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
69 |
pF[FLASH_ADDRESS_IN_BYTES(aOffset+0)] | |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
70 |
(pF[FLASH_ADDRESS_IN_BYTES(aOffset+1)] << 8); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
71 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
72 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
73 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
74 |
Put the device into query mode to read the flash parameters. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
75 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
76 |
void DMediaDriverFlashNE1_TB::ReadFlashParameters() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
77 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
78 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)iBase + KCmdReadQueryOffset; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
79 |
*pF=KCmdReadQuery; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
80 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
81 |
TUint32 qd=ReadQueryData16(KQueryOffsetQRY)|(ReadQueryData8(KQueryOffsetQRY+2)<<16); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
82 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Query QRY=%08x",qd)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
83 |
__ASSERT_ALWAYS(qd==0x595251,FLASH_FAULT()); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
84 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
85 |
qd = FLASH_BUS_DEVICES << ReadQueryData8(KQueryOffsetSizePower); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
86 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
87 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Query Size=%08x",qd)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
88 |
iTotalSize=qd; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
89 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
90 |
qd = FLASH_BUS_DEVICES << ReadQueryData16(KQueryOffsetWriteBufferSizePower); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
91 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Query WBSize=%08x",qd)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
92 |
iWriteBufferSize=qd; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
93 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
94 |
qd = (ReadQueryData16(KQueryOffsetEraseBlockSize)) << (8 + FLASH_BUS_DEVICES-1); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
95 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Query EBSize=%08x",qd)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
96 |
iEraseBlockSize=qd; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
97 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
98 |
*pF=KCmdReadArray; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
99 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
100 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
101 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
102 |
/******************************************** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
103 |
* Common Flash Interface (CFI) main code |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
104 |
********************************************/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
105 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
106 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
107 |
NOR flash LFFS constructor. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
108 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
109 |
@param aMediaId Media id number from ELOCD |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
110 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
111 |
DMediaDriverFlashNE1_TB::DMediaDriverFlashNE1_TB(TInt aMediaId) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
112 |
: DMediaDriverFlash(aMediaId), |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
113 |
iHoldOffTimer(HoldOffTimerFn,this), |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
114 |
iEventDfc(EventDfc,this,NULL,2) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
115 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
116 |
// iWriteState = EWriteIdle; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
117 |
// iEraseState = EEraseIdle; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
118 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
119 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
120 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
121 |
Device specific implementation of the NOR LFFS initialisation routine. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
122 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
123 |
@see DMediaDriverFlash::Initialise |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
124 |
@return KErrNone unless the write data buffer couldn't be allocated or the |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
125 |
timer interrupt could not be bound. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
126 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
127 |
TInt DMediaDriverFlashNE1_TB::Initialise() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
128 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
129 |
iEventDfc.SetDfcQ(iPrimaryMedia->iDfcQ); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
130 |
iData=(TUint8*)Kern::Alloc(KDataBufSize); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
131 |
if (!iData) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
132 |
return KErrNoMemory; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
133 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
134 |
// Create temporary HW chunk to read FLASH device parameters (especially size) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
135 |
DPlatChunkHw* pC = NULL; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
136 |
TInt r = DPlatChunkHw::New(pC, KFlashPhysicalBaseAddress, 0x1000, EMapAttrSupRw|EMapAttrFullyBlocking); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
137 |
if (r!=KErrNone) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
138 |
return r; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
139 |
iBase = pC->LinearAddress(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
140 |
ReadFlashParameters(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
141 |
// close temporary chunk and open chunk with correct size |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
142 |
pC->Close(NULL); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
143 |
r = DPlatChunkHw::New(iFlashChunk, KFlashPhysicalBaseAddress, iTotalSize, EMapAttrSupRw|EMapAttrFullyBlocking); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
144 |
if (r!=KErrNone) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
145 |
return r; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
146 |
iBase = iFlashChunk->LinearAddress(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
147 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
148 |
r=Interrupt::Bind(KIntIdTimer1, Isr, this); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
149 |
if (r<0) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
150 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
151 |
__KTRACE_OPT(KLOCDRV, Kern::Printf("Flash:Isr Bind failed")); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
152 |
return r; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
153 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
154 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
155 |
// TO DO: (mandatory) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
156 |
// Write to the appropriate hardware register(s) to |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
157 |
// configure (if necessary) and enable the timer hardware |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
158 |
// |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
159 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
160 |
// Enable the timer interrupt |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
161 |
Interrupt::Enable(r); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
162 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
163 |
return KErrNone; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
164 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
165 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
166 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
167 |
Used by the generic flash media driver code to get the erase block size in |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
168 |
bytes. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
169 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
170 |
TUint32 DMediaDriverFlashNE1_TB::EraseBlockSize() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
171 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
172 |
return iEraseBlockSize; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
173 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
174 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
175 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
176 |
@return Return size of lffs in bytes |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
177 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
178 |
TUint32 DMediaDriverFlashNE1_TB::TotalSize() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
179 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
180 |
return iTotalSize; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
181 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
182 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
183 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
184 |
Read at the location indicated by DMediaDriverFlash::iReadReq. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
185 |
Where Pos() is the read location |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
186 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
187 |
@return >0 Defer request to ELOCD. A write is in progress |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
188 |
@return KErrNone Erase has been started |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
189 |
@return <0 An error has occured. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
190 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
191 |
TInt DMediaDriverFlashNE1_TB::DoRead() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
192 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
193 |
if (iWriteReq) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
194 |
return KMediaDriverDeferRequest; // write in progress so defer read |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
195 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:DoRead")); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
196 |
if (iEraseState==EEraseIdle || iEraseState==ESuspended) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
197 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
198 |
// can do the read now |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
199 |
TInt pos=(TInt)iReadReq->Pos(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
200 |
TInt len=(TInt)iReadReq->Length(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
201 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
202 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:DoRead ibase: %x, pos: %x, len: %x",iBase,pos,len)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
203 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
204 |
// Issue a read array command |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
205 |
// Porting note: Some devices may work without this step. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
206 |
// Ensure that the write is always dword aligned |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
207 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)((iBase+pos)&0xFFFFFFF0); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
208 |
*pF=KCmdReadArray; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
209 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
210 |
TPtrC8 des((const TUint8*)(iBase+pos),len); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
211 |
TInt r=iReadReq->WriteRemote(&des,0); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
212 |
Complete(EReqRead,r); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
213 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
214 |
// resume erase if necessary |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
215 |
if (iEraseState==ESuspended) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
216 |
StartErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
217 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
218 |
else if (iEraseState==EErase) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
219 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
220 |
// erase in progress - suspend it |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
221 |
SuspendErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
222 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
223 |
else if (iEraseState==EEraseNoSuspend) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
224 |
CHANGE_ERASE_STATE(ESuspendPending); // wait for suspend to complete |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
225 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
226 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
227 |
return KErrNone; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
228 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
229 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
230 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
231 |
Write at the location indicated by DMediaDriverFlash::iWriteReq |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
232 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
233 |
@return >0 Defer request to ELOCD. A read is in progress |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
234 |
@return KErrNone Erase has been started |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
235 |
@return <0 An error has occured. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
236 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
237 |
TInt DMediaDriverFlashNE1_TB::DoWrite() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
238 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
239 |
if (iReadReq) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
240 |
return KMediaDriverDeferRequest; // read in progress so defer write |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
241 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
242 |
TInt pos=(TInt)iWriteReq->Pos(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
243 |
TInt len=(TInt)iWriteReq->Length(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
244 |
if (len==0) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
245 |
return KErrCompletion; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
246 |
TUint32 wb_mask=iWriteBufferSize-1; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
247 |
iWritePos=pos & ~wb_mask; // round media position down to write buffer boundary |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
248 |
TInt wb_off=pos & wb_mask; // how many bytes of padding at beginning |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
249 |
TInt start_len=Min(len,KDataBufSize-(TInt)wb_off); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
250 |
TInt write_len=(start_len+wb_off+wb_mask)&~wb_mask; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
251 |
memset(iData,0xff,iWriteBufferSize); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
252 |
memset(iData+write_len-iWriteBufferSize,0xff,iWriteBufferSize); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
253 |
TPtr8 des(iData+wb_off,0,start_len); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
254 |
TInt r=iWriteReq->ReadRemote(&des,0); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
255 |
if (r!=KErrNone) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
256 |
return r; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
257 |
iWriteReq->RemoteDesOffset()+=start_len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
258 |
iWriteReq->Length()-=start_len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
259 |
iDataBufPos=0; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
260 |
iDataBufRemain=write_len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
261 |
iWriteError=KErrNone; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
262 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
263 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Write iWritePos=%08x iDataBufRemain=%x",iWritePos,iDataBufRemain)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
264 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Write Pos=%08x Length=%08x RemDesOff=%08x", |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
265 |
(TInt)iWriteReq->Pos(),(TInt)iWriteReq->Length(),iWriteReq->RemoteDesOffset())); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
266 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
267 |
if (iEraseState==EEraseIdle || iEraseState==ESuspended) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
268 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
269 |
// can start the write now |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
270 |
iWriteState=EWriting; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
271 |
WriteStep(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
272 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
273 |
else if (iEraseState==EErase) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
274 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
275 |
// erase in progress - suspend it |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
276 |
SuspendErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
277 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
278 |
else if (iEraseState==EEraseNoSuspend) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
279 |
CHANGE_ERASE_STATE(ESuspendPending); // wait for suspend to complete |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
280 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
281 |
return KErrNone; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
282 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
283 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
284 |
void DMediaDriverFlashNE1_TB::WriteStep() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
285 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
286 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:WriteStep @%08x",iWritePos)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
287 |
if (iDataBufRemain) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
288 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
289 |
// still data left in buffer |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
290 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)(iBase+iWritePos); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
291 |
TInt i=KMaxWriteSetupAttempts; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
292 |
*pF=KCmdClearStatusRegister; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
293 |
TUint32 s=0; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
294 |
for (; i>0 && ((s&KStsReady)!=KStsReady); --i) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
295 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
296 |
*pF=KCmdWriteToBuffer; // send write command |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
297 |
*pF=KCmdReadStatusRegister; // send read status command |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
298 |
s=*pF; // read status reg |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
299 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
300 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("i=%d, s=%08x",i,s)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
301 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
302 |
// calculate the buffer size in words -1 |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
303 |
TFLASHWORD l = (FLASH_BYTES_TO_WORDS(iWriteBufferSize)) - 1; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
304 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
305 |
#if FLASH_BUS_DEVICES == 2 // 2x16bit or 2x8bit devices |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
306 |
l|= l<< BUS_WIDTH_PER_DEVICE; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
307 |
#elif FLASH_BUS_DEVICES == 4 // 4x8bit device |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
308 |
l|= (l<<BUS_WIDTH_PER_DEVICE) | (l<<BUS_WIDTH_PER_DEVICE*2) (l<<BUS_WIDTH_PER_DEVICE*3); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
309 |
#endif |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
310 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
311 |
// write the data length in words to the device(s) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
312 |
*pF=l; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
313 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
314 |
const TFLASHWORD* pS=(const TFLASHWORD*)(iData+iDataBufPos); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
315 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
316 |
// write the data |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
317 |
TInt len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
318 |
for (len = l; len>=0; len--) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
319 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
320 |
*pF++=*pS++; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
321 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
322 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
323 |
*(volatile TFLASHWORD *)(iBase+iWritePos) = KCmdConfirm; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
324 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
325 |
// set up timer to poll for completion |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
326 |
StartPollTimer(KFlashWriteTimerPeriod,KFlashWriteTimerRetries); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
327 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
328 |
iWritePos+=iWriteBufferSize; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
329 |
iDataBufPos+=iWriteBufferSize; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
330 |
iDataBufRemain-=iWriteBufferSize; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
331 |
if (!iDataBufRemain) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
332 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
333 |
// refill buffer |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
334 |
TInt len=(TInt)iWriteReq->Length(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
335 |
if (!len) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
336 |
return; // all data has been written, complete request next time |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
337 |
TUint32 wb_mask=iWriteBufferSize-1; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
338 |
TInt block_len=Min(len,KDataBufSize); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
339 |
TInt write_len=(block_len+wb_mask)&~wb_mask; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
340 |
memset(iData+write_len-iWriteBufferSize,0xff,iWriteBufferSize); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
341 |
TPtr8 des(iData,0,block_len); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
342 |
TInt r=iWriteReq->ReadRemote(&des,0); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
343 |
if (r!=KErrNone) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
344 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
345 |
iWriteError=r; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
346 |
return; // leave iDataBufRemain=0 so request is terminated when write completes |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
347 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
348 |
iWriteReq->RemoteDesOffset()+=block_len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
349 |
iWriteReq->Length()-=block_len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
350 |
iDataBufPos=0; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
351 |
iDataBufRemain=write_len; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
352 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
353 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
354 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
355 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
356 |
// write request should have completed, maybe with an error |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
357 |
__ASSERT_ALWAYS(iWriteReq->Length()==0 || iWriteError,FLASH_FAULT()); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
358 |
iWriteState=EWriteIdle; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
359 |
Complete(EReqWrite,iWriteError); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
360 |
if (iEraseState==ESuspended) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
361 |
StartErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
362 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
363 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
364 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
365 |
/** |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
366 |
Erase at the location indicated by DMediaDriverFlash::iEraseReq |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
367 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
368 |
@return >0 Defer request to ELOCD. Read or a write is in progress |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
369 |
@return KErrNone Erase has been started |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
370 |
@return <0 An error has occured. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
371 |
*/ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
372 |
TInt DMediaDriverFlashNE1_TB::DoErase() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
373 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
374 |
if (iReadReq || iWriteReq) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
375 |
return KMediaDriverDeferRequest; // read or write in progress so defer this request |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
376 |
TUint32 pos=(TUint32)iEraseReq->Pos(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
377 |
TUint32 len=(TUint32)iEraseReq->Length(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
378 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:DoErase %d@%08x",len,pos)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
379 |
if (len!=iEraseBlockSize) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
380 |
return KErrArgument; // only allow single-block erase |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
381 |
if (pos & (iEraseBlockSize-1)) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
382 |
return KErrArgument; // start position must be on erase block boundary |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
383 |
iErasePos=pos; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
384 |
__ASSERT_ALWAYS(iEraseState==EEraseIdle,FLASH_FAULT()); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
385 |
StartErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
386 |
return KErrNone; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
387 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
388 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
389 |
void DMediaDriverFlashNE1_TB::StartHoldOffTimer() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
390 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
391 |
// if this is a retry, don't allow suspends |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
392 |
if (iEraseAttempt==0) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
393 |
iHoldOffTimer.OneShot(KEraseSuspendHoldOffTime); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
394 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
395 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
396 |
void DMediaDriverFlashNE1_TB::CancelHoldOffTimer() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
397 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
398 |
iHoldOffTimer.Cancel(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
399 |
ClearEvents(EHoldOffEnd); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
400 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
401 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
402 |
void DMediaDriverFlashNE1_TB::ClearEvents(TUint32 aEvents) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
403 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
404 |
__e32_atomic_and_ord32(&iEvents, ~aEvents); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
405 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
406 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
407 |
void DMediaDriverFlashNE1_TB::HoldOffTimerFn(TAny* aPtr) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
408 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
409 |
DMediaDriverFlashNE1_TB* p=(DMediaDriverFlashNE1_TB*)aPtr; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
410 |
p->IPostEvents(EHoldOffEnd); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
411 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
412 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
413 |
void DMediaDriverFlashNE1_TB::StartPollTimer(TUint32 aPeriod, TUint32 aRetries) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
414 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
415 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Tmr %d * %d",aPeriod,aRetries)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
416 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
417 |
ClearEvents(EPollTimer); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
418 |
iPollPeriod=aPeriod; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
419 |
iPollRetries=aRetries; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
420 |
StartPollTimer(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
421 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
422 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
423 |
void DMediaDriverFlashNE1_TB::StartPollTimer() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
424 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
425 |
// TO DO: (mandatory) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
426 |
// Configure the hardware timer to expire after iPollPeriod ticks |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
427 |
// and start the timer |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
428 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
429 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
430 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
431 |
void DMediaDriverFlashNE1_TB::EventDfc(TAny* aPtr) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
432 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
433 |
DMediaDriverFlashNE1_TB* p=(DMediaDriverFlashNE1_TB*)aPtr; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
434 |
TUint32 e = __e32_atomic_swp_ord32(&p->iEvents, 0); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
435 |
if (e) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
436 |
p->HandleEvents(e); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
437 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
438 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
439 |
void DMediaDriverFlashNE1_TB::HandleEvents(TUint32 aEvents) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
440 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
441 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Events %x",aEvents)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
442 |
if (aEvents & EHoldOffEnd) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
443 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
444 |
if (iEraseState==ESuspendPending) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
445 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
446 |
SuspendErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
447 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
448 |
else if (iEraseState==EEraseNoSuspend) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
449 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
450 |
CHANGE_ERASE_STATE(EErase); // can now be suspended |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
451 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
452 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
453 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
454 |
__KTRACE_OPT(KPANIC,Kern::Printf("iEraseState=%d",iEraseState)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
455 |
FLASH_FAULT(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
456 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
457 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
458 |
if (aEvents & EPollTimer) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
459 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
460 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)iBase; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
461 |
*pF=KCmdReadStatusRegister; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
462 |
if ((*pF & KStsReady)!=KStsReady) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
463 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
464 |
// not ready yet |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
465 |
if (--iPollRetries) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
466 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
467 |
// try again |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
468 |
StartPollTimer(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
469 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
470 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
471 |
// timed out |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
472 |
aEvents|=ETimeout; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
473 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
474 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
475 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
476 |
// ready |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
477 |
TFLASHWORD s=*pF; // read full status value |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
478 |
*pF=KCmdClearStatusRegister; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
479 |
DoFlashReady(s); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
480 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
481 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
482 |
if (aEvents & ETimeout) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
483 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
484 |
DoFlashTimeout(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
485 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
486 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
487 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
488 |
void DMediaDriverFlashNE1_TB::StartErase() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
489 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
490 |
TFLASHWORD s=KStsReady; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
491 |
TInt i; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
492 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)(iBase+iErasePos); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
493 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:StartErase %08x",pF)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
494 |
switch (iEraseState) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
495 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
496 |
case EEraseIdle: // first attempt to erase |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
497 |
iEraseAttempt=-1; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
498 |
// Fall-through |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
499 |
case EErase: // retry after verify failed |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
500 |
case EEraseNoSuspend: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
501 |
++iEraseAttempt; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
502 |
*pF=KCmdBlockErase; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
503 |
*pF=KCmdConfirm; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
504 |
CHANGE_ERASE_STATE(EEraseNoSuspend); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
505 |
iEraseError=0; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
506 |
StartHoldOffTimer(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
507 |
break; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
508 |
case ESuspended: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
509 |
*pF=KCmdClearStatusRegister; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
510 |
*pF=KCmdEraseResume; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
511 |
CHANGE_ERASE_STATE(EEraseNoSuspend); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
512 |
i=KMaxEraseResumeAttempts; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
513 |
for (; i>0 && ((s&KStsReady)!=0); --i) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
514 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
515 |
*pF=KCmdReadStatusRegister; // send read status command |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
516 |
s=*pF; // read status reg |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
517 |
s=*pF; // read status reg |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
518 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
519 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("RESUME: i=%d, s=%08x",i,s)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
520 |
StartHoldOffTimer(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
521 |
break; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
522 |
default: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
523 |
__KTRACE_OPT(KPANIC,Kern::Printf("iEraseState=%d",iEraseState)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
524 |
FLASH_FAULT(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
525 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
526 |
StartPollTimer(KFlashEraseTimerPeriod,KFlashEraseTimerRetries); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
527 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
528 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
529 |
void DMediaDriverFlashNE1_TB::SuspendErase() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
530 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
531 |
__ASSERT_ALWAYS(iEraseState==EErase || iEraseState==ESuspendPending,FLASH_FAULT()); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
532 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)(iBase+iErasePos); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
533 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:SuspendErase %08x",pF)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
534 |
*pF=KCmdEraseSuspend; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
535 |
CHANGE_ERASE_STATE(ESuspending); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
536 |
StartPollTimer(KFlashSuspendTimerPeriod,KFlashSuspendTimerRetries); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
537 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
538 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
539 |
void DMediaDriverFlashNE1_TB::StartPendingRW() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
540 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
541 |
// start any pending read or write requests |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
542 |
if (iReadReq) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
543 |
DoRead(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
544 |
if (iWriteReq) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
545 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
546 |
// can start the write now |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
547 |
iWriteState=EWriting; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
548 |
WriteStep(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
549 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
550 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
551 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
552 |
void DMediaDriverFlashNE1_TB::DoFlashReady(TUint32 aStatus) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
553 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
554 |
// could be write completion, erase completion or suspend completion |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
555 |
if (iWriteState==EWriting) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
556 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
557 |
// write completion |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
558 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:WriteComplete %08x",aStatus)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
559 |
TUint32 err=aStatus & (KStsWriteError|KStsVppLow|KStsLocked); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
560 |
if (err) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
561 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
562 |
iWriteState=EWriteIdle; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
563 |
Complete(EReqWrite,KErrGeneral); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
564 |
if (iEraseState==ESuspended) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
565 |
StartErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
566 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
567 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
568 |
WriteStep(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
569 |
return; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
570 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
571 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
572 |
// put the FLASH back into read mode |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
573 |
volatile TFLASHWORD* pF=(volatile TFLASHWORD*)(iBase+iErasePos); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
574 |
*pF=KCmdReadArray; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
575 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
576 |
if (iEraseState==ESuspending) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
577 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
578 |
// erase suspend completion |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
579 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:SuspendComplete %08x",aStatus)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
580 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
581 |
// accumulate errors during erase |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
582 |
iEraseError|=(aStatus & (KStsEraseError|KStsVppLow|KStsLocked)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
583 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
584 |
if (aStatus & KStsSuspended) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
585 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
586 |
// at least one of the two FLASH devices has suspended |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
587 |
CHANGE_ERASE_STATE(ESuspended); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
588 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
589 |
// start any pending read or write requests |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
590 |
StartPendingRW(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
591 |
return; // in case erase has been resumed by DoRead() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
592 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
593 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
594 |
// erase completed before we suspended it |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
595 |
CHANGE_ERASE_STATE(EErase); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
596 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
597 |
if (iEraseState==EErase || iEraseState==EEraseNoSuspend) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
598 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
599 |
// erase completion |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
600 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:EraseComplete %08x",aStatus)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
601 |
CancelHoldOffTimer(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
602 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
603 |
// accumulate errors during erase |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
604 |
iEraseError|=(aStatus & (KStsEraseError|KStsVppLow|KStsLocked)); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
605 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
606 |
TFLASHWORD x = FLASH_ERASE_WORD_VALUE; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
607 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
608 |
// if no device error, verify that erase was successful |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
609 |
if (!iEraseError) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
610 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
611 |
volatile TFLASHWORD* p=pF; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
612 |
volatile TFLASHWORD* pE=p + FLASH_BYTES_TO_WORDS(iEraseBlockSize); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
613 |
while(p<pE) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
614 |
x&=*p++; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
615 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
616 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
617 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
618 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
619 |
if (x == FLASH_ERASE_WORD_VALUE) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
620 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
621 |
// erase OK |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
622 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:VerifyErase OK")); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
623 |
CHANGE_ERASE_STATE(EEraseIdle); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
624 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
625 |
// complete the erase request |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
626 |
TInt r=iEraseError?KErrGeneral:KErrNone; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
627 |
Complete(EReqErase,r); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
628 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
629 |
// start any pending read or write requests |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
630 |
StartPendingRW(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
631 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
632 |
else |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
633 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
634 |
// erase failed, so retry |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
635 |
__KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:VerifyErase BAD")); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
636 |
StartErase(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
637 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
638 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
639 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
640 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
641 |
void DMediaDriverFlashNE1_TB::DoFlashTimeout() |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
642 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
643 |
// TO DO: (optional) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
644 |
// Take appropriate action to handle a timeout. |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
645 |
FLASH_FAULT(); // // EXAMPLE ONLY: |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
646 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
647 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
648 |
DMediaDriverFlash* DMediaDriverFlash::New(TInt aMediaId) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
649 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
650 |
return new DMediaDriverFlashNE1_TB(aMediaId); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
651 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
652 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
653 |
void DMediaDriverFlashNE1_TB::Isr(TAny* aPtr) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
654 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
655 |
DMediaDriverFlashNE1_TB& d=*(DMediaDriverFlashNE1_TB*)aPtr; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
656 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
657 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
658 |
// TO DO: (mandatory) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
659 |
// Write to the timer hardware register(s) to |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
660 |
// clear the timer interrupt |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
661 |
// |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
662 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
663 |
d.IPostEvents(EPollTimer); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
664 |
} |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
665 |
|
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
666 |
void DMediaDriverFlashNE1_TB::IPostEvents(TUint32 aEvents) |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
667 |
{ |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
668 |
iEvents|=aEvents; |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
669 |
iEventDfc.Add(); |
5de814552237
Initial contribution supporting NaviEngine 1
Ryan Harkin <ryan.harkin@nokia.com>
parents:
diff
changeset
|
670 |
} |