> What does mean `broadcom ac chipset`? > Do you have example product at hand? > Which OpenBSD driver is that? > Are you saying this in context of hostap mode? i've tried everything from 11n and above that host ap supports. this is the best variant of the worst, but it definitely works(relatively works. each start of the system is a lottery in which the system can hang on initialization of the card): 6:0:0: Broadcom BCM4371 0x0000: Vendor ID: 14e4, Product ID: 440d 0x0004: Command: 0006, Status: 0010 0x0008: Class: 02 Network, Subclass: 80 Miscellaneous, Interface: 00, Revision: 02 0x000c: BIST: 00, Header Type: 00, Latency Timer: 00, Cache Line Size: 10 0x0010: BAR mem 64bit addr: 0x00000000a1400000/0x00008000 0x0018: BAR mem 64bit addr: 0x00000000a1000000/0x00400000 0x0020: BAR empty (00000000) 0x0024: BAR empty (00000000) 0x0028: Cardbus CIS: 00000000 0x002c: Subsystem Vendor ID: 103c Product ID: 81b5 0x0030: Expansion ROM Base Address: 00000000 0x0038: 00000000 0x003c: Interrupt Pin: 01 Line: 0b Min Gnt: 00 Max Lat: 00 0x0048: Capability 0x01: Power Management State: D0 0x0058: Capability 0x05: Message Signalled Interrupts (MSI) Enabled: yes 0x0068: Capability 0x09: Vendor Specific 0x00ac: Capability 0x10: PCI Express Max Payload Size: 256 / 256 bytes Max Read Request Size: 512 bytes Link Speed: 2.5 / 2.5 GT/s Link Width: x1 / x1 0x0100: Enhanced Capability 0x01: Advanced Error Reporting 0x013c: Enhanced Capability 0x03: Device Serial Number Serial Number: 0000a8ffffc2441c 0x0150: Enhanced Capability 0x04: Power Budgeting 0x0160: Enhanced Capability 0x02: Virtual Channel Capability 0x01b0: Enhanced Capability 0x18: Latency Tolerance Reporting 0x0220: Enhanced Capability 0x15: Resizable BAR 0x0240: Enhanced Capability 0x1e: L1 PM
but you'd better come to your senses and not go this way. if you don't have enough ports to connect an external access point, then aliexpress has a lan card for mini-pcie. yes, it will be five times more expensive(buying a used AP will cut your costs in half) than just the broadcom wifi card, but your nerves are more expensive