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MMIO Interface
| Name
|
Physical address
|
| SceMsif
|
0xE0900000
|
Registers
| Offset
|
Size
|
Description
|
| 0x00
|
2
|
Command ID?
|
| 0x02
|
2
|
??
|
| 0x04
|
2
|
Control?
|
| 0x0C
|
4
|
Flags?
|
| 0x10
|
2
|
Number of sectors of the command?
|
| 0x20
|
2
|
FIFO?
|
| 0x24
|
1
|
Command FIFO
|
| 0x30
|
2
|
MS TPC Command
|
| 0x34
|
4
|
MS Data FIFO
|
| 0x38
|
2
|
MS Status
|
| 0x3C
|
2
|
MS System control
|
| 0x80
|
4
|
Port 0 I/O request address
|
| 0x84
|
4
|
Port 0 I/O request unknown
|
| 0x88
|
4
|
Port 0 I/O request size and flags
|
| 0x90
|
4
|
Port 1 I/O request address
|
| 0x94
|
4
|
Port 1 I/O request unknown
|
| 0x98
|
4
|
Port 1 I/O request size and flags
|
MS TPC Command
| Bit(s)
|
Description
|
| 0-10
|
Size
|
| 12-15
|
TPC
|
MS Status
| Bit(s)
|
Description
|
| 8
|
Timeout
|
| 9
|
CRC Error
|
| 12
|
Ready
|
| 14
|
FIFO Ready
|
MS System control
| Bit(s)
|
Description
|
| 6-7
|
Clock
|
| 15
|
Reset
|