CONFIG9 Registers - Revision history

ElementW: Add info on cart power supply bits

2023-05-02T20:14:32Z

Add info on cart power supply bits

← Older revision		Revision as of 00:14, 3 May 2023
Line 222:		Line 222:
	\|-		\|-
	\| 3-2		\| 3-2
	\| ?		\| Cartridge-slot power supply (0=off, 1=prepare power regulator, 2=enable output, 3=request power down)
	\| Process9		\| Process9
	\|}		\|}

			When the power supply is in the "request power down" state, the power bits will be reset to 0=off after some time.

	== CFG9_SDMMCCTL ==		== CFG9_SDMMCCTL ==

2022-03-20T16:13:31Z

xdma config

← Older revision		Revision as of 19:13, 20 March 2022
Line 32:		Line 32:
	\|-		\|-
	\| style="background: green" \| Yes		\| style="background: green" \| Yes
	\| ?		\| [[#CFG9_XDMA_CNT\|CFG9_XDMA_CNT]]
	\| 0x10000008		\| 0x10000008
	\| 1		\| 1
Line 161:		Line 161:
	\|}		\|}

	== ~~0x10000008~~ ==		== CFG9_XDMA_CNT ==

			Write 1 to enable XDMA for the device, 0 to disable. Always enabled for CTRCARD (ids 0 and 1), NTRCARD (id 8), and SHA (id 6 for infifo and 7 for outfifo).

	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
	! Bit		! Bit
Line 167:		Line 170:
	! Used by		! Used by
	\|-		\|-
	\| 1-0		\| 0
	\| ?		\| SDIO controller 1 (eMMC and usually SD card; XDMA device ID: 2)
			\|
			\|-
			\| 1
			\| SDIO controller 3 (SD card if configured so; ID: 3)
	\|		\|
	\|-		\|-
	\| 3-2		\| 2
	\| AES ~~related? Value~~ 3 ~~written after write to AES_CTL.~~		\| AES Input FIFO (ID: 4)
			\| Boot9, Process9, TwlProcess9
			\|-
			\| 3
			\| AES Output FIFO (ID: 5)
	\| Boot9, Process9, TwlProcess9		\| Boot9, Process9, TwlProcess9
	\|-		\|-

2020-05-28T11:29:01Z

CFG9_SDMMCCTL: Oops

← Older revision		Revision as of 15:29, 28 May 2020
Line 216:		Line 216:

	== CFG9_SDMMCCTL ==		== CFG9_SDMMCCTL ==
	This register controls power of multiple ports/controllers and allows to map controller 3 to ARM9 or ARM11. The SD card can be accessed on ARM11 by ~~clearing~~ bit 8 and 9.		This register controls power of multiple ports/controllers and allows to map controller 3 to ARM9 or ARM11. The SD card can be accessed on ARM11 by setting bit 8 and clearing bit 9.

	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"

2020-05-27T20:18:29Z

CFG9_SDMMCCTL: ARM11 SD card access hype.

← Older revision		Revision as of 00:18, 28 May 2020
Line 216:		Line 216:

	== CFG9_SDMMCCTL ==		== CFG9_SDMMCCTL ==
	~~CFG9_SDMMCCTL~~ controls power. ~~Also controls~~ SD card ~~detect?~~		This register controls power of multiple ports/controllers and allows to map controller 3 to ARM9 or ARM11. The SD card can be accessed on ARM11 by clearing bit 8 and 9.

	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
Line 224:		Line 224:
	\|-		\|-
	\| 0		\| 0
	\| SD ~~slot power.~~		\| Controller 1/3 port 0 power (SD card) (1=off)
	\| Process9		\| Process9
	\|-		\|-
	\| 1		\| 1
	\| eMMC ~~power? NAND init hangs if set.~~		\| Controller 1 port 1 power (eMMC) (1=off)
	\| Process9		\| Process9
	\|-		\|-
			\| 2
			\| Controller 2 port 0 power (WiFi SDIO) (1=off)
			\| Process9
			\|-
			\| 3
			\| Controller 3 port 1 power? Set at cold boot.
			\| -
	\|-		\|-
	\| 2-3		\| 4-5
	\| ~~Other power supplies?~~		\| Unused.
	\| ~~Process9~~		\| -
	\|-		\|-
	\| 6		\| 6
	\| ~~Never used by anything.~~ Set at cold boot.		\| Wifi port related? Pull up? Set at cold boot.
	\|		\| -
	\|-		\|-
	\| 8		\| 8
	\| ~~? This bit seems to do nothing.~~		\| Controller 3 mapping (0=ARM9 0x10007000, 1=ARM11 0x10100000)
	\| Process9		\| Process9
	\|-		\|-
	\| 9		\| 9
	\| ~~If not set force pulls all~~ SD card ~~lines high.~~		\| SD card controller select (0=0x10007000/0x10100000, 1=0x10006000)
	\| Process9		\| Process9
			\|-
			\| 10-15
			\| Unused.
			\| -
	\|}		\|}

2019-05-07T14:01:05Z

CFG9_CARDCTL

← Older revision		Revision as of 18:01, 7 May 2019
Line 191:		Line 191:
	\|-		\|-
	\| 8		\| 8
	\| ~~Enable gamecard eject IRQ, maybe?~~		\| 1 = Switch to [[SPICARD_Registers\|SPICARD]] interface (savegames).
	\| Process9		\| Process9
	\|}		\|}

2018-05-29T16:10:59Z

CFG9_SDMMCCTL

← Older revision		Revision as of 20:10, 29 May 2018
Line 235:		Line 235:
	\| Other power supplies?		\| Other power supplies?
	\| Process9		\| Process9
			\|-
			\| 6
			\| Never used by anything. Set at cold boot.
			\|
	\|-		\|-
	\| 8		\| 8

2018-05-29T15:40:26Z

← Older revision		Revision as of 19:40, 29 May 2018
Line 62:		Line 62:
	\|-		\|-
	\| style="background: green" \| Yes		\| style="background: green" \| Yes
	\| [[#~~CFG9_SDSLOTCTL~~\|~~CFG9_SDSLOTCTL~~]]		\| [[#CFG9_SDMMCCTL\|CFG9_SDMMCCTL]]
	\| 0x10000020		\| 0x10000020
	\| 2		\| 2
Line 215:		Line 215:
	\|}		\|}

	== ~~CFG9_SDSLOTCTL~~ ==		== CFG9_SDMMCCTL ==
	~~CFG9_SDSLOTCTL~~ controls power ~~and~~ SD card detect?		CFG9_SDMMCCTL controls power. Also controls SD card detect?

	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
Line 223:		Line 223:
	! Used by		! Used by
	\|-		\|-
	\| 0-3		\| 0
	\| ~~Bit 0 powers on the~~ SD ~~card~~ slot ~~when unset~~. ~~Bit 2~~ set ~~= the 3DS hangs somewhere after successful SD init. Remaining unknown~~.		\| SD slot power.
			\| Process9
			\|-
			\| 1
			\| eMMC power? NAND init hangs if set.
			\| Process9
			\|-
			\|-
			\| 2-3
			\| Other power supplies?
	\| Process9		\| Process9
	\|-		\|-

2018-05-28T16:02:52Z

CFG9_SDSLOTCTL

← Older revision		Revision as of 20:02, 28 May 2018
Line 224:		Line 224:
	\|-		\|-
	\| 0-3		\| 0-3
	\| Bit 0 powers on the SD card slot when unset. ~~If bit~~ 2 is set the 3DS hangs somewhere after successful SD init.		\| Bit 0 powers on the SD card slot when unset. Bit 2 set = the 3DS hangs somewhere after successful SD init. Remaining unknown.
	\| Process9		\| Process9
	\|-		\|-

2018-05-28T14:25:24Z

CFG9_SDSLOTCTL

← Older revision		Revision as of 18:25, 28 May 2018
Line 224:		Line 224:
	\|-		\|-
	\| 0-3		\| 0-3
	\| ~~Powers~~ on the SD card slot when unset. ~~Each bit does the same?~~ If bit 2 is set the 3DS hangs somewhere after SD init.		\| Bit 0 powers on the SD card slot when unset. If bit 2 is set the 3DS hangs somewhere after successful SD init.
	\| Process9		\| Process9
	\|-		\|-
Line 232:		Line 232:
	\|-		\|-
	\| 9		\| 9
	\| ~~Enables~~ SD card ~~detection?~~		\| If not set force pulls all SD card lines high.
	\| Process9		\| Process9
	\|}		\|}

2018-05-28T14:10:39Z

CFG9_SDSLOTCTL

← Older revision		Revision as of 18:10, 28 May 2018
Line 224:		Line 224:
	\|-		\|-
	\| 0-3		\| 0-3
	\| Powers on the SD card slot when unset. Each bit does the same?		\| Powers on the SD card slot when unset. Each bit does the same? If bit 2 is set the 3DS hangs somewhere after SD init.
	\| Process9		\| Process9
	\|-		\|-