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Redirect all PRMCIO/PRMVIO writes to SVGA subsystem, not just a few random ones.

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starfrost013
2025-03-29 16:23:18 +00:00
parent 03709d2735
commit 2829669740
6 changed files with 11 additions and 14 deletions
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7
src/include/86box/nv/vid_nv3.h
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@@ -14,7 +14,7 @@
* Also check the doc folder for some more notres
*
* vid_nv3.h: NV3 Architecture Hardware Reference (open-source)
* Last updated: 22 March 2025 (STILL WORKING ON IT!!!)
* Last updated: 26 March 2025 (STILL WORKING ON IT!!!)
*
* Authors: Connor Hyde <mario64crashed@gmail.com>
*
@@ -671,9 +671,10 @@ extern const device_config_t nv3_config[];
#define NV3_PGRAPH_REGISTER_END 0x401FFF // end of pgraph registers
#define NV3_PGRAPH_REAL_END 0x5C1FFF
// PRMCIO is redirected to SVGA subsystem
#define NV3_PRMCIO_START 0x601000
// Following four are CRTC+I2C access registers
// and get redirected to VGA
#define NV3_PRMCIO_CRTC_REGISTER_CUR_INDEX_MONO 0x6013B4 // Current CRTC Register Index - Monochrome
#define NV3_PRMCIO_CRTC_REGISTER_CUR_MONO 0x6013B5 // Currently Selected CRTC Register - Monochrome
#define NV3_PRMCIO_CRTC_REGISTER_CUR_INDEX_COLOR 0x6013D4 // Current CRTC Register Index - Colour