CTRCARD Registers: Difference between revisions
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= Registers = | |||
{| class="wikitable" border="1" | {| class="wikitable" border="1" | ||
! | ! Old3DS | ||
! | ! Name | ||
! | ! Address | ||
! Width | |||
! Used by | |||
|- | |- | ||
| | | style="background: green" | Yes | ||
| [[#CTRCARD_CNT|CTRCARD_CNT]] | |||
| 0x10004000 | | 0x10004000 | ||
| 4 | | 4 | ||
| Process9 | |||
|- | |- | ||
| | | style="background: green" | Yes | ||
| [[#CTRCARD_BLKCNT|CTRCARD_BLKCNT]] | |||
| 0x10004004 | |||
| 4 | |||
| Process9 | |||
|- | |||
| style="background: green" | Yes | |||
| [[#CTRCARD_SECCNT|CTRCARD_SECCNT]] | |||
| 0x10004008 | | 0x10004008 | ||
| 4 | | 4 | ||
| Process9 | |||
|- | |- | ||
| | | style="background: green" | Yes | ||
| CTRCARD_SECSEED | |||
| 0x10004010 | | 0x10004010 | ||
| 4 | | 4 | ||
| Process9 | |||
|- | |- | ||
| | | style="background: green" | Yes | ||
| [[#CTRCARD_CMD|CTRCARD_CMD]] | |||
| 0x10004020 | | 0x10004020 | ||
| 16 | | 16 | ||
| Process9 | |||
|- | |- | ||
| | | style="background: green" | Yes | ||
| CTRCARD_FIFO | |||
| 0x10004030 | | 0x10004030 | ||
| 4 | | 4 | ||
| Process9 | |||
|} | |} | ||
== | == CTRCARD_CNT == | ||
{| class="wikitable" border="1" | {| class="wikitable" border="1" | ||
! | ! Bit | ||
! | ! Description | ||
|- | |||
| 3-0 | |||
| ? | |||
|- | |||
| 4 | |||
| CRC status (1=Error, 0=OK)? | |||
|- | |- | ||
| 15- | | 15-5 | ||
| ? | | ? | ||
|- | |- | ||
| 19-16 | | 19-16 | ||
| Transfer size (0=0 bytes, 1=4 bytes, 2=0x10 bytes, | | Transfer size (0=0 bytes, 1=4 bytes, 2=0x10 bytes, 0x40, 0x200, 0x400, 0x800, 0x1000, 8=0x4000 bytes) | ||
|- | |- | ||
| 23-20 | | 23-20 | ||
| Line 44: | Line 68: | ||
|- | |- | ||
| 27 | | 27 | ||
| | | Data ready (1=Ready, 0=Busy) | ||
|- | |- | ||
| 28 | | 28 | ||
| Reset ( | | Reset (1=High, 0=Low) | ||
|- | |- | ||
| 29 | | 29 | ||
| Line 59: | Line 83: | ||
|} | |} | ||
== | === Remarks === | ||
Once reset is set high, it cannot be changed until controller is reset. | |||
== CTRCARD_BLKCNT == | |||
{| class="wikitable" border="1" | |||
! Bit | |||
! Description | |||
|- | |||
| 15-0 | |||
| Total data blocks to read from FIFO - 1 | |||
|- | |||
| 31-16 | |||
| Total data blocks to write to FIFO - 1 | |||
|} | |||
== CTRCARD_SECCNT == | |||
{| class="wikitable" border="1" | {| class="wikitable" border="1" | ||
! | ! Bit | ||
! | ! Description | ||
|- | |- | ||
| 2 | | 2 | ||
| Line 74: | Line 113: | ||
|} | |} | ||
== | == CTRCARD_CMD == | ||
Specifies the 16-byte command to send. The command is split into 32-bit words, and stored as least significant word first, with each word itself in big-endian format. | Specifies the 16-byte command to send. The command is split into 32-bit words, and stored as least significant word first, with each word itself in big-endian format. | ||