DAI/DPI Registers
A-110 ADSP-21368 SHARC Processor Hardware Reference
Figure A-41. DAI_STAT Register
Table A-45. DAI_STAT Register Bit Descriptions
Bit Name Description
7–0 SRU_PINGx_STAT Ping-pong DMA Status (Channel). Indicates the status of
ping-pong DMA in each respective channel (channel 0–7).
0 = DMA is not active
1 = DMA is active
15–8 SRU_OVFx Sticky Overflow Status (Channel). Provides overflow status
information for each channel (bit 8 for channel 0 through bit
15 for channel 7).
0 = No overflow
1 = Overflow has occurred
16 Reserved
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
0000000000000000
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0000000000000000
IDP_FIFOSZ
Reserved
Number of Valid Data in IDP FIFO
IDP_DMA7_STAT
IDP_DMA6_STAT
IDP_DMA3_STAT
IDP_DMA4_STAT
IDP_DMA1_STAT
IDP_DMA2_STAT
IDP_DMA0_STAT
IDP_DMA5_STAT
SRU_PING1_STAT
SRU_OVF0
DAI_STAT (0x24B8)
SRU_PING0_STAT
SRU_PING2_STAT
SRU_PING3_STAT
SRU_PING4_STAT
SRU_PING5_STAT
SRU_PING6_STAT
SRU_PING7_STAT
SRU_OVF1
SRU_OVF2
SRU_OVF4
SRU_OVF7
SRU_OVF6
SRU_OVF5
SRU_OVF3
Reserved
IDP Channel Overflow (Sticky) Ping-Pong DMA Chan-
nel Status
DMA Active Status for
IDP Channel