IO Registers
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Overview
| Category | Physical address start | 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 | |
| ? | 0x10011000 | |
| ? | 0x10012000 | |
| ? | 0x10018000 | Used during TWL_FIRM. |
| ? | 0x10100000 | |
| HASH | 0x10101000 | |
| ? | 0x10102000 | |
| CSND / DSP | 0x10103000 | |
| ? | 0x10110000 | |
| ? | 0x10111000 | Used by TwlBg. |
| DSP | 0x10140000 | |
| PDN / CODEC | 0x10141000 | |
| SPI | 0x10142000 | |
| SPI | 0x10143000 | Only used under TWL_FIRM? |
| I2C | 0x10144000 | |
| CODEC | 0x10145000 | |
| PAD / HID / PTM | 0x10146000 | |
| GPIO | 0x10147000 | |
| I2C | 0x10148000 | |
| SPI | 0x10160000 | |
| I2C | 0x10161000 | |
| MIC | 0x10162000 | |
| PXI | 0x10163000 | |
| 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 | CoreLink™ DMA-330. Info |
| ? | 0x10202000 | |
| DSP | 0x10203000 | |
| GPU? | 0x1020F000 | |
| HASH | 0x10301000 | |
| LCD | 0x10400000 |
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.