Example Of Dma Configuration - Texas Instruments OMAP5910 Technical Reference Manual

Figure 3–8. Example of DMA Configuration
SARAM
D D
M M
A A
R W
P B C D E F
SARAM port
controller
1 M
2 6
3 5
4
DARAM
D D D
M M M
A A A
R W R
P B C D E F
DARAM port EMIF port
controller controller
1 M 1
2 6 2
3 5 3
4
Channel 1
FIFO
Channel 2
FIFO
Channel 3
FIFO
Channel 4
FIFO
Channel 5
FIFO
Channel 6
FIFO
EMIF Peripheral bus bridge
D D D
M M M
A A A
W R W
P B C D E F IOD IOE
Peripheral
port controller
M 1
6 2
5 3 5
4 4
Example DMA configuration
Ch1 - Not active
Ch2 - Peripheral -> SARAM
Ch3 - Not active
Ch4 - SARAM -> Peripheral
Ch5 - Not active
Ch6 - SARAM -> DARAM
MPUI Ch - MPUI -> EMIF
MPUI DMA channel can read
or write to SARAM, DARAM,
or EMIF ports
DMA Controller
MPUI
D D
M M
A A
R W
MPUI port
controller
M M
6
MPUI
DMA
channel
DSP Subsystem 3-19