Overview

Category	Physical address start	Used by	Comments
CONFIG	0x10000000	Boot9
IRQ	0x10001000	Kernel9
NDMA	0x10002000	Process9
TIMER	0x10003000	Process9
CTRCARD	0x10004000 / 0x10005000	Process9
SDMC / NAND	0x10006000 / 0x10007000	Boot9, Process9	0x10007000 is apparently not used on retail
PXI	0x10008000	Boot9
AES	0x10009000	Boot9, Process9
SHA	0x1000A000	Process9
RSA	0x1000B000	Boot9, Process9
XDMA	0x1000C000	Kernel9	CoreLink™ DMA-330. Info
SPICARD	0x1000D800
CONFIG	0x10010000
?	0x10011000
?	0x10012000
?	0x10018000	TWL_FIRM
?	0x10100000
HASH	0x10101000
?	0x10102000
CSND / DSP	0x10103000	Codec Services, CSND Services, DSP Services
?	0x10110000
?	0x10111000	TwlBg
DSP	0x10140000	Kernel11, DSP Services
PDN / CODEC	0x10141000	Kernel11, Codec Services
SPI	0x10142000
SPI	0x10143000		Only used under TWL_FIRM?
I2C	0x10144000	Kernel11
CODEC	0x10145000	Codec Services
PAD / HID / PTM	0x10146000	Kernel11, HID Services
GPIO	0x10147000	GPIO Services
I2C	0x10148000
SPI	0x10160000
I2C	0x10161000
MIC	0x10162000
PXI	0x10163000	Boot11, Kernel11
NTRCARD	0x10164000
MP	0x10165000
MP	0x10170000 / 0x10171000		Mirrored?
?	0x10172000
?	0x10173000
MP	0x10174000
MP	0x10176000 / 0x10177000		Mirrored. Same as 0x10170000.
MP	0x10178000 - 0x10180000		Mirror of 0x10170000-0x10178000.
CDMA	0x10200000	Kernel11	CoreLink™ DMA-330. Info
?	0x10202000	Kernel11, GSP Services
DSP	0x10203000
GPU?	0x1020F000	GSP Services
HASH	0x10301000
LCD	0x10400000	Kernel11, GSP Services
?	0x10420000	GSP Services

IO registers starting at physical address 0x10200000 are not accessible from the ARM9(which includes all LCD/GPU registers).

ARM11 kernel virtual address mappings for these registers varies for different builds.

IO Registers