Recent Questions - Retrocomputing Stack Exchange · Apr 25, 2026
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Does anyone know how to get the TVGA9000C ISA video card to enable its registers without running POST procedure by executing the BIOS ROM? I want to use a Trident video card in a custom 8-bit system with an ISA compatible bus interface, but without an x86 processor, and writing an x86 emulator just to execute the TVGA9000C BIOS ROM is too complex, so I want to replicate the setup procedure in…
Does anyone know how to get the TVGA9000C ISA video card to enable its registers without running POST procedure by executing the BIOS ROM?
I want to use a Trident video card in a custom 8-bit system with an ISA compatible bus interface, but without an x86 processor, and writing an x86 emulator just to execute the TVGA9000C BIOS ROM is too complex, so I want to replicate the setup procedure in native code.
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