tag

#fifo

6 posts

RetrogamingDeep Dive October 4, 2026 6 min read

GameCube GX Command Processor: Gather Pipe, FIFO Watermarks, and Draw State

Follow GameCube GX commands from CPU gather writes through the FIFO and command processor, including watermarks, interrupts, and synchronization.

#retrogaming#gamecube#graphics

RetrogamingDeep Dive October 4, 2026 10 min read

Nintendo 64 Audio Interface: DMA FIFO, Interrupt Edges, and DAC Timing

Model the N64 Audio Interface as a clocked PCM DMA endpoint, from aligned RDRAM buffers and a two-entry queue to status transitions and sample-rate divisors.

#nintendo-64#audio-interface#dma

RetrogamingDeep Dive October 4, 2026 7 min read

Nintendo DS 3D Geometry FIFO: Command Packing, GXSTAT, and the Geometry Pipe

Trace Nintendo DS geometry commands through packed FIFO writes, the internal pipe, GXSTAT, DMA thresholds, matrix state, and polygon completion.

#retrogaming#nintendo-ds#geometry

RetrogamingDeep Dive October 4, 2026 8 min read

Nintendo DS Sound FIFO and Capture: ARM7 Streaming and DMA

Separate Nintendo DS PCM channels from ARM7 sound FIFOs, then trace FIFO requests, capture routing, DMA writes, and audio-clock edge cases.

#nintendo-ds#audio#fifo

RetrogamingDeep Dive October 3, 2026 10 min read

Nintendo DS IPC FIFO and IPCSYNC: Reliable ARM7/ARM9 Messaging

Understand Nintendo DS ARM7/ARM9 IPCSYNC and FIFO registers, interrupt edges, backpressure, message framing, and emulator test cases.

#nintendo-ds#arm7#arm9

Shell & TerminalHow-To July 12, 2026 4 min read

How to Use Named Pipes and Process Substitution Safely

FIFOs connect unrelated processes through a filesystem name; process substitution makes similar streams temporary, and both need careful failure handling.

#howto#fifo#pipes