MSIF Registers: Difference between revisions

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Line 24: Line 24:
| ??
| ??
|-
|-
| 0x02
| 0x04
| 4
| 2
| Control?
| Control?
|-
| 0x08
| 2
| Result
|-
|-
| 0x0C
| 0x0C
Line 43: Line 47:
| 1
| 1
| Command FIFO
| Command FIFO
|-
| 0x30
| 2
| [[#MS TPC Command|MS TPC Command]]
|-
| 0x34
| 4
| MS Data FIFO
|-
| 0x38
| 2
| [[#MS Status|MS Status]]
|-
| 0x3C
| 2
| [[#MS System control|MS System control]]
|-
|-
| 0x80
| 0x80
Line 67: Line 87:
| 4
| 4
| Port 1 I/O request size and flags
| Port 1 I/O request size and flags
|}
== MS TPC Command ==
{| class="wikitable" border="1"
!  Bit(s)
!  Description
|-
| 0-10
| Size
|-
| 12-15
| TPC
|}
== MS Status ==
{| class="wikitable" border="1"
!  Bit(s)
!  Description
|-
| 8
| Timeout
|-
| 9
| CRC Error
|-
| 12
| Ready
|-
| 14
| FIFO Ready
|}
== MS System control ==
{| class="wikitable" border="1"
!  Bit(s)
!  Description
|-
| 6-7
| Clock or bus mode. 0b01 = Serial
|-
| 15
| Reset
|}
|}

Latest revision as of 17:48, 9 November 2019

MMIO Interface

Name Physical address
SceMsif 0xE0900000

Registers

Offset Size Description
0x00 2 Command ID?
0x02 2 ??
0x04 2 Control?
0x08 2 Result
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 or bus mode. 0b01 = Serial
15 Reset