IO Registers
Overview
| Category | Physical address start | ARM11 process virtual address | ARM11 kernel virtual address | Comments |
|---|---|---|---|---|
| CONFIG | 0x10000000 | |||
| IRQ | 0x10001000 | |||
| NDMA | 0x10002000 | |||
| TIMER | 0x10003000 | |||
| CTRCARD | 0x10004000 / 0x10005000 | |||
| SDMC / NAND | 0x10006000 / 0x10007000 | 0x10007000 is apparently not used on retail | ||
| PXI | 0x10008000 | |||
| AES | 0x10009000 | |||
| SHA | 0x1000A000 | |||
| RSA | 0x1000B000 | |||
| XDMA | 0x1000C000 | CoreLink™ DMA-330 Info | ||
| SPICARD | 0x1000D800 | |||
| CONFIG | 0x10010000 | |||
| ? | 0x10018000 | Used during TWL_FIRM. | ||
| HASH | 0x10101000 | 0x1EC01000 | ||
| ?? | 0x10111000 | 0x1EC11000 | Used by TwlBg. | |
| CSND / DSP | 0x10103000 | 0x1EC03000 | ||
| DSP | 0x10140000 | 0x1EC40000 | ||
| PDN / CODEC | 0x10141000 | 0x1EC41000 | ||
| SPI | 0x10142000 | 0x1EC42000 | ||
| SPI | 0x10143000 | 0x1EC43000 | Only used under TWL_FIRM? | |
| I2C | 0x10144000 | 0x1EC44000 | ||
| CODEC | 0x10145000 | 0x1EC45000 | ||
| PAD / HID / PTM | 0x10146000 | 0x1EC46000 | ||
| GPIO | 0x10147000 | 0x1EC47000 | ||
| I2C | 0x10148000 | 0x1EC48000 | ||
| SPI | 0x10160000 | 0x1EC60000 | ||
| I2C | 0x10161000 | 0x1EC61000 | ||
| MIC | 0x10162000 | 0x1EC62000 | ||
| PXI | 0x10163000 | 0x1EC63000 | 0xFFFD2000 | |
| NTRCARD | 0x10164000 | 0x1EC64000 | ||
| CDMA | 0x10200000 | 0x1ED00000 | 0xFFFDA000 | CoreLink™ DMA-330? Info |
| DSP | 0x10203000 | 0x1ED03000 | ||
| TWLGPU? | 0x1020F000 | 0x1ED0F000 | ||
| HASH | 0x10301000 | 0x1EE01000 | ||
| LCD | 0x10400000 | 0x1EF00000 | 0xFFFCE000 |
IO registers starting at physical address 0x10200000 are not accessible from the ARM9(which includes all LCD/GPU registers).