Freescale Semiconductor MPC5200B - SDMA Current Pointer Register-Mbar + 0 X1204; SDMA Variable Pointer Register-Mbar + 0 X120 C

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 012345678 9 1011121314 15
R CurrentPointer
W
RESET:0 00000000 0 0 0 00 0 0
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 lsb
R CurrentPointer
W
RESET:0 00000000 0 0 0 00 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 012345678 9 1011121314 15
R EndPointer
W
RESET:0 00000000 0 0 0 00 0 0
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 lsb
R EndPointer
W
RESET:0 00000000 0 0 0 00 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 012345678 9 1011121314 15
R VariablePointer
W
RESET:0 00000000 0 0 0 00 0 0