33 lines
1.1 KiB
Markdown
33 lines
1.1 KiB
Markdown
The ATI Rage is a video card that comes bundled with early Power Mac G3s and New World Macs (like the first revisions of the iMac G3).
|
|
|
|
# Memory Map
|
|
|
|
The ATI Rage can usually be located at IOBase (ex.: 0xF3000000 for Power Mac G3 Beige) + 0x9000. However, the video memory appears to be at 0x81000000 and is capped at 8 MB.
|
|
|
|
# Register Map
|
|
|
|
| Register Name | Offset |
|
|
|:-------------------:|:------:|
|
|
| BUS_CNTL | 0xA0 |
|
|
| EXT_MEM_CNTL | 0xAC |
|
|
| MEM_CNTL | 0xB0 |
|
|
| MEM_VGA_WP_SEL | 0xB4 |
|
|
| MEM_VGA_RP_SEL | 0xB8 |
|
|
| GEN_TEST_CNTL | 0xD0 |
|
|
| CONFIG_CNTL | 0xDC |
|
|
| CONFIG_CHIP_ID | 0xE0 |
|
|
| CONFIG_STAT0 | 0xE4 |
|
|
| DST_CNTL | 0x130 |
|
|
| SRC_OFF_PITCH | 0x180 |
|
|
| SRC_X | 0x184 |
|
|
| SRC_Y | 0x188 |
|
|
| SRC_Y_X | 0x18C |
|
|
| SRC_WIDTH1 | 0x190 |
|
|
| SRC_HEIGHT1 | 0x194 |
|
|
| SRC_HEIGHT1_WIDTH1 | 0x198 |
|
|
| SRC_CNTL | 0x1B4 |
|
|
| SCALE_3D_CNTL | 0x1FC |
|
|
| HOST_DATA0 | 0x200 |
|
|
| HOST_CNTL | 0x240 |
|
|
| DP_PIX_WIDTH | 0x2D0 |
|
|
| DP_SRC | 0x2D8 | |