ADSP-219x/2192 DSP Hardware Reference B-47
ADSP-2192 DSP Peripheral Registers
• DMA PCI Control/Status (
Rx1
)
• DMA PCI Control/Status (
Tx1
)
L
None of the PCI DMA control registers can be reset.
PCI Interrupt, Control Registers
Use the PCI registers to access the PCI DSP interface.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Re
se
rv
ed
EOL
FL
G
SGVL
INTM
ODE
LP
E
N
SGDEN
Table B-21. PCI Interrupt Control Registers
Register Name
Description
PCI
Address
USB
Address
DSP
I/O
Page
DSP
I/O
Address
PCI_MSTRCNT0
DMA Transfer
Count0
Bus master sample
transfer count 0.
0x881-0x880
No Access.
0x08
0x80
PCI_MSTRCNT1
DMA Transfer
Count1
Bus master sample
transfer count 1.
0x883-0x882
No Access.
0x08
0x82
PCI_MSTRCTL0
DMA Control0
Bus master control
and status 0.
0x885-0x884
No Access.
0x08
0x84
PCI_MSTRCTL1
DMA Control1
Bus master control
and status 1.
0x887-0x886
No Access.
0x08
0x86