IFTU Registers: Difference between revisions
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| Line 305: | Line 305: | ||
| 0x20 | | 0x20 | ||
| 4 | | 4 | ||
| Alpha control register. bit 1 = additive blending. bit 0 = | | Alpha control register. bit 1 = additive blending. bit 0 = subtractive blending. | ||
|} | |} | ||
Revision as of 07:53, 5 August 2017
MMIO Interfaces
| Name | Physical address |
|---|---|
| SceIftu0RegA (OLED FB) | 0xE5020000 |
| SceIftu0RegB | 0xE5021000 |
| SceIftuc0Reg | 0xE5022000 |
| SceIftu1RegA (HDMI FB) | 0xE5030000 |
| SceIftu1RegB | 0xE5031000 |
| SceIftuc1Reg | 0xE5032000 |
| SceIftu2Reg | 0xE5040000 |
Registers
IftuRegs
| Offset | Size | Description |
|---|---|---|
| 0x000 | 4 | Control register: bit 0 = enable?, bit 2 = ??, bit 3 = ?? |
| 0x004 | 4 | CRTC mask: bit 0 = enable scanout to engine/CRTC of OLED/LCD, bit 1 = enable scanout to engine/CRTC of HDMI |
| 0x040 | 4 | Interrupts (read = triggered interrupts, write = clear interrupt) |
| 0x050 | 4 | Interrupt enable. bit 0 = first plane, bit 1 = second plane |
| 0x054 | 4 | ?? |
| 0x058 | 4 | ?? |
| 0x08C | 4 | Alpha value (transparency) from 0x00 to 0xFF |
| 0x0A0 | 4 | Alpha control: (bit 0 = disable alpha blending) |
| 0x100 | 4 | CSC Control. bit 0 = enable CSC |
| 0x104 | 4 | CSC unknown |
| 0x108 | 4 | CSC unknown |
| 0x10C | 4 | CSC rr |
| 0x110 | 4 | CSC rg |
| 0x114 | 4 | CSC rb |
| 0x118 | 4 | CSC gr |
| 0x11C | 4 | CSC gg |
| 0x120 | 4 | CSC gb |
| 0x124 | 4 | CSC br |
| 0x128 | 4 | CSC bg |
| 0x12C | 4 | CSC bb |
| 0x130 | 4 | CSC unknown |
| 0x134 | 4 | CSC unknown |
| 0x138 | 4 | CSC rr |
| 0x13C | 4 | CSC rg |
| 0x140 | 4 | CSC rb |
| 0x144 | 4 | CSC gr |
| 0x148 | 4 | CSC gg |
| 0x14C | 4 | CSC gb |
| 0x150 | 4 | CSC br |
| 0x154 | 4 | CSC bg |
| 0x158 | 4 | CSC bb |
| 0x15C | 4 | CSC related |
| 0x160 | 4 | CSC related |
| 0x164 | 4 | CSC related |
| 0x168 | 4 | CSC related |
| 0x180 | 4 | Some flags |
| 0x200 + n * 0x100 + 0x00 | 4 | Physical address |
| 0x200 + n * 0x100 + 0x04 | 4 | Unknown |
| 0x200 + n * 0x100 + 0x24 | 4 | Scanout source X (in (0x100000 / 960) multiples) |
| 0x200 + n * 0x100 + 0x28 | 4 | Scanout source Y (in (0x100000 / 544) multiples) |
| 0x200 + n * 0x100 + 0x40 | 4 | Pixelformat (0x10 = A8B8G8R8) |
| 0x200 + n * 0x100 + 0x44 | 4 | Buffer width (aligned to 16) |
| 0x200 + n * 0x100 + 0x48 | 4 | Buffer height (aligned to 8) |
| 0x200 + n * 0x100 + 0x4C | 4 | Control register. bit 0 = disable plane |
| 0x200 + n * 0x100 + 0x54 | 4 | Leftover stride |
| 0x200 + n * 0x100 + 0x58 | 4 | ?? |
| 0x200 + n * 0x100 + 0x60 | 4 | Vertical front porch |
| 0x200 + n * 0x100 + 0x64 | 4 | Vertical back porch |
| 0x200 + n * 0x100 + 0x68 | 4 | Horizontal front porch |
| 0x200 + n * 0x100 + 0x6C | 4 | Horizontal back porch |
| 0x200 + n * 0x100 + 0xA0 | 4 | Destination pixelformat |
| 0x200 + n * 0x100 + 0xA4 | 4 | Destination width |
| 0x200 + n * 0x100 + 0xA8 | 4 | Destination height |
| 0x200 + n * 0x100 + 0xC0 | 4 | Scanout source width (in (0x100000 / 960) multiples) |
| 0x200 + n * 0x100 + 0xC4 | 4 | Scanout source height (in (0x100000 / 544) multiples) |
| 0x200 + n * 0x100 + 0xC8 | 4 | Scanout destination X |
| 0x200 + n * 0x100 + 0xCC | 4 | Scanout destination Y |
| 0x200 + n * 0x100 + 0xD0 | 4 | Scanout destination width |
| 0x200 + n * 0x100 + 0xD4 | 4 | Scanout destination height |
IftucRegs (control registers)
| Offset | Size | Description |
|---|---|---|
| 0x00 | 4 | Control register. bit 0 = enable engine. |
| 0x04 | 4 | Plane control register. bit 0 = enable alpha blending, bit 2 = enable first plane, bit 4 = enable second plane. |
| 0x10 | 4 | RegA configuration selector: bit 0 = Use the first (offset 0x2XX) or second (offset 0x3XX) configuration |
| 0x14 | 4 | RegA unk |
| 0x18 | 4 | RegB configuration selector: bit 0 = Use the first (offset 0x2XX) or second (offset 0x3XX) configuration |
| 0x1C | 4 | RegB unk |
| 0x20 | 4 | Alpha control register. bit 1 = additive blending. bit 0 = subtractive blending. |