2 sdma current pointer register-mbar + 0x1204, 3 sdma end pointer register-mbar + 0x1208, 4 sdma variable pointer register-mbar + 0x120c – Freescale Semiconductor MPC5200B User Manual
Page 438: Section 13-2, sdma current pointer register, Section 13-3, sdma end pointer register, Section 13-4, sdma variable pointer register
BestComm DMA Registers—MBAR+0x1200
MPC5200B Users Guide, Rev. 1
Freescale Semiconductor
13-5
13.15.2
SDMA Current Pointer Register—MBAR + 0x1204
13.15.3
SDMA End Pointer Register—MBAR + 0x1208
13.15.4
SDMA Variable Pointer Register—MBAR + 0x120C
Table 13-2. SDMA Current Pointer Register
msb 0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R
CurrentPointer
W
RESET:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 lsb
R
CurrentPointer
W
RESET:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
Name
Description
0:31
currentPointer
CurrentPointer contains the address of the currently executing DMA descriptor.
Table 13-3. SDMA End Pointer Register
msb 0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R
EndPointer
W
RESET:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 lsb
R
EndPointer
W
RESET:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
Name
Description
0:31
endPointer
EndPointer contains the address of the last descriptor in the currently executing SDMA
task.
Table 13-4. SDMA Variable Pointer Register
msb 0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R
VariablePointer
W
RESET:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0