Changes in pciex.c http://nxr.netbsd.org/rss/src/sys/arch/powerpc/ibm4xx/pci/pciex.c en Copyright 2005 Java Fix PCI Express issues on Sam460ex.<br/>- Mapping memory region for DMA through bus_dma framework with coherency<br/> requested now causes the region to be uncached for 440 cores.<br/>- DMA inbound window mapping<br/>- Avoid configuration cycles that stall the bus<br/>- Board-specific interrupt mapping<br/><br/>Now mpt in PCI Express x4 slot does around 100MB/s to a spinning rust<br/>hard drive and is stable. /src/sys/arch/powerpc/ibm4xx/pci/pciex.c - 1.3 Mon Jun 22 00:34:20 UTC 2026 rkujawa Config cycle to incorrect device numbers wedges the bus - avoid that. /src/sys/arch/powerpc/ibm4xx/pci/pciex.c - 1.2 Sun Jun 14 18:50:56 UTC 2026 rkujawa Add 440/460 peripherals (tested only on 460EX).<br/><br/>Featuring:<br/>- PLB-PCIX host bridge<br/>- PLB-PCIE root complex<br/>- TCP/IP Acceleration Hardware support for EMAC (checksumming and TSO for IPv4 and IPv6)<br/>- Synopsys DWC SATA-II, the old non-AHCI variant (DMA is not stable, use DWCSATA_PIO_ONLY)<br/>- USB EHCI and OHCI<br/>- Updated watchdog<br/>- and necessary plumbing for the above for PPC460EX /src/sys/arch/powerpc/ibm4xx/pci/pciex.c - 1.1 Sun Jun 14 00:02:35 UTC 2026 rkujawa