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Connections tab: PCIe lanes, CPU or chipset, USB speed and motherboard table - #16
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…et uplink Read-only check in Devices & latency. Windows gives max and current link for end devices; Radeon cards behind their own switch get the real link from ADLX. CPU or chipset comes from AMD chipset switch IDs and Intel PCH root port IDs.
…ing a hub Hub IOCTLs (no administrator rights needed) give each port's speed and whether the device could run at SuperSpeed. NVMe rows show the drive model.
…sharing Known boards turn a lower generation that matches the slot into the board's limit, name the rule that takes lanes away and point to faster or CPU-wired M.2 slots. First entry: MSI MPG X570 Gaming Edge WiFi, from its manual.
B450, B550, X570, B650, B650E, X670, X670E, B850, X870 and X870E boards from ASUS, MSI, Gigabyte and ASRock, each with its source URL.
Adds Z490, B460, Z590, B560, Z690, B660, Z790, B760, Z890 and B860 boards (183 in total). A drive running x2 in a slot the board wires x2 is the slot's limit, shown in yellow with the x4 slots, not as missing lanes.
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Read-only diagnostics in Devices & latency: the user moves devices physically and presses Scan again.
PCIe
PCIe x16 4.0 @ x16 4.0), read from Windows device properties.amdadlx64.dll, shipped with the driver). Verified on an RX 6950 XT.USB
Motherboard table
Badges: green ok, yellow check, red losing performance, grey not readable. Strings in all 6 languages.
To test
Plan:
docs/plans/pcie-topology.md. Build with 0 warnings, 199/199 tests.