?? hpi32.lst
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C51 COMPILER V7.06 HPI32 09/18/2004 01:30:05 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE HPI32
OBJECT MODULE PLACED IN HPI32.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE HPI32.C BROWSE DEBUG OBJECTEXTEND
stmt level source
1 #include "common.h"
2 #include "TPBULK.H"
3 #include "HPI.H"
4 #include "HAL.H"
5 #include "Fat.h"
6 #include "Fat32.h"
7 #include "HPI32.H"
8
9 extern FLAGS bdata bFlags;
10 extern unsigned char xdata DBUF[BUFFER_LENGTH];
11 //////////////////////////////////////////
12 extern unsigned char xdata UARTBUF[UARTBUF_LENGTH];
13 extern SYS_INFO_BLOCK xdata DeviceInfo;
14 extern FILE_INFO xdata ThisFile;
15
16 extern Command_Def xdata Command;
17 extern Response_Def xdata Response;
18
19 unsigned long xdata DirStartCluster32,NowCluster32;
20 extern unsigned long xdata NowSector;
21 extern ShowFileName_Def xdata ShowFileName[MaxLFNum]; //long file struct
22 /////////////////////////////////////////////
23
24 unsigned char UartHandler32(void)
25 {
26 1 Response.Result=0;Response.len=0;
27 1 switch(Command.CLass)
28 1 {
29 2 case 0x00: //List
30 2 Response.Result=List32();
31 2 break;
32 2 case 0x01: //Open File
33 2 Response.Result=OpenFile32(Command.Parameter);
34 2 break;
35 2 case 0x02: //Read File
36 2 Response.Result=ReadFile32(Command.len,UARTBUF);
37 2 break;
38 2 case 0x03: //Set Pointer
39 2 Response.Result=SetFilePointer32(Command.len);
40 2 break;
41 2 case 0x04: //Great File
42 2 Response.Result=OpenFile32(Command.Parameter);
43 2 if(Response.Result)
44 2 {
45 3 Response.Result=SetFilePointer32(ThisFile.LengthInByte);
46 3 }
47 2 else
48 2 Response.Result=CreateFile32(Command.len,Command.Parameter,UARTBUF);
49 2 break;
50 2 case 0x05: //Write File
51 2 Response.Result=WriteFile32(Command.len,UARTBUF);
52 2 break;
53 2 case 0x06: //Remove File
54 2 ThisFile.bFileOpen=0;
55 2 Response.Result=RemoveFile32(Command.Parameter);
C51 COMPILER V7.06 HPI32 09/18/2004 01:30:05 PAGE 2
56 2 break;
57 2 case 0x07: //Get Space
58 2 Response.Result=GetCapacity32();
59 2 break;
60 2 case 0x08: //DetectDisk
61 2 if(bFlags.bits.SLAVE_IS_ATTACHED)
62 2 Response.Result=1;
63 2 break;
64 2 case 0x09: //Great Dir
65 2 Response.Result=DownDir32(Command.Parameter);
66 2 if(!Response.Result)
67 2 Response.Result=CreateDir32(Command.len,Command.Parameter,UARTBUF);
68 2 break;
69 2 case 0x0a: //Down Dir
70 2 Response.Result=DownDir32(Command.Parameter);
71 2 break;
72 2 case 0x0b: //Up Dir
73 2 Response.Result=UpDir32();
74 2 break;
75 2 case 0x0c: //Up RootDir
76 2 Response.Result=UpRootDir32();
77 2 break;
78 2 }
79 1
80 1 UartSendRsp();
81 1 ///////////////////////////////
82 1 return TRUE;
83 1 }
84
85 unsigned char List32(void)
86 {
87 1 unsigned int item,i;
88 1 unsigned char k,bstop,sector;
89 1 unsigned char Lcount,Ncount,base;
90 1
91 1 if(!bFlags.bits.SLAVE_IS_ATTACHED)
92 1 return FALSE;
93 1 item=0;
94 1 bstop=0;
95 1 ////////////////////////////////////
96 1 Lcount=0;
97 1 for(i=0;i<MaxLFNum;i++)
98 1 {
99 2 ShowFileName[i].LongName[0]=0x00;
100 2 ShowFileName[i].LongName[1]=0x00;
101 2 }
102 1 //////////////////////////////////////////////////////////////////
103 1 NowCluster32=DirStartCluster32;
104 1 do
105 1 {
106 2 NowSector=FirstSectorofCluster32(NowCluster32);
107 2 for(sector=0;sector<DeviceInfo.BPB_SecPerClus;sector++)
108 2 {
109 3 if(!RBC_Read(NowSector+sector,1,DBUF))
110 3 return FALSE;
111 3 for(i=0;i<DeviceInfo.BPB_BytesPerSec;i=i+32)
112 3 {
113 4 if(DBUF[i]==0x00)
114 4 {bstop=1;break;}
115 4 else if(DBUF[i]==0xE5)
116 4 continue;
117 4 else
C51 COMPILER V7.06 HPI32 09/18/2004 01:30:05 PAGE 3
118 4 {
119 5 for(k=0;k<32;k++)
120 5 UARTBUF[item*32+k]=DBUF[i+k];
121 5 item=item+1;
122 5 /////////////////////////////////
123 5 if(DBUF[i+11]==0x0F)
124 5 {
125 6 base=((DBUF[i]&0x1F)-1)*26;
126 6 if(base<=224)
127 6 {
128 7 Ncount=0;
129 7 for(k=1;k<11;k++)
130 7 {
131 8 ShowFileName[Lcount].LongName[base+Ncount]=DBUF[i+k];
132 8 Ncount++;
133 8 }
134 7 for(k=14;k<26;k++)
135 7 {
136 8 ShowFileName[Lcount].LongName[base+Ncount]=DBUF[i+k];
137 8 Ncount++;
138 8 }
139 7 for(k=28;k<32;k++)
140 7 {
141 8 ShowFileName[Lcount].LongName[base+Ncount]=DBUF[i+k];
142 8 Ncount++;
143 8 }
144 7 }
145 6 }
146 5 else
147 5 {
148 6 for(k=0;k<32;k++)
149 6 ShowFileName[Lcount].item[k]=DBUF[i+k];
150 6 Lcount++;
151 6 }
152 5 /////////////////////////////////
153 5 }
154 4 }
155 3 if(bstop==1)break;
156 3 }
157 2 if(bstop==1)break;
158 2
159 2 NowCluster32=GetNextClusterNum32(NowCluster32);
160 2
162 1
163 1 Response.len=item*32;
164 1 return TRUE;
165 1 }
166
167 unsigned char OpenFile32(unsigned char *pBuffer)
168 {
169 1 unsigned int i;
170 1 unsigned char j,bstop,sector;
171 1
172 1 if(!bFlags.bits.SLAVE_IS_ATTACHED)
173 1 return FALSE;
174 1 ThisFile.bFileOpen=0;
175 1 NowCluster32=DirStartCluster32;
176 1 do
177 1 {
178 2 NowSector=FirstSectorofCluster32(NowCluster32);
179 2 for(sector=0;sector<DeviceInfo.BPB_SecPerClus;sector++)
C51 COMPILER V7.06 HPI32 09/18/2004 01:30:05 PAGE 4
180 2 {
181 3 if(!RBC_Read(NowSector+sector,1,DBUF))
182 3 return FALSE;
183 3 for(i=0;i<DeviceInfo.BPB_BytesPerSec;i=i+32)
184 3 {
185 4 if(DBUF[i]==0x00)
186 4 return FALSE;
187 4 j=0;
188 4 while(DBUF[i+j]==*(pBuffer+j))
189 4 {
190 5 j=j+1;
191 5 if(j>10)
192 5 break;
193 5 }
194 4 if(j>10&&(DBUF[i+11]&0x10)!=0x10)
195 4 {
196 5 for(j=0;j<32;j++)
197 5 UARTBUF[j]=DBUF[i+j];
198 5 bstop=1;
199 5 break;
200 5 }
201 4 }
202 3 if(bstop==1)break;
203 3 }
204 2 if(bstop==1)break;
205 2 NowCluster32=GetNextClusterNum32(NowCluster32);
206 2 }while(NowCluster32<=DeviceInfo.TotCluster);
207 1
208 1 if(NowCluster32>DeviceInfo.TotCluster)
209 1 return FALSE;
210 1
211 1 ThisFile.bFileOpen=1;
212 1 ThisFile.StartCluster=LSwapINT32(UARTBUF[26],UARTBUF[27],UARTBUF[20],UARTBUF[21]);
213 1 ThisFile.LengthInByte=LSwapINT32(UARTBUF[28],UARTBUF[29],UARTBUF[30],UARTBUF[31]);
214 1 ThisFile.ClusterPointer=ThisFile.StartCluster;
215 1 ThisFile.SectorPointer=FirstSectorofCluster32(ThisFile.StartCluster);
216 1 ThisFile.OffsetofSector=0;
217 1 ThisFile.SectorofCluster=0;
218 1 ThisFile.FatSectorPointer=0;
219 1 ThisFile.pointer=0;
220 1
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