acpi causes missing serial port on HP BL10e

John Baldwin jhb at freebsd.org
Mon Jun 30 23:10:17 UTC 2008


On Monday 30 June 2008 12:03:42 pm Kris Kennaway wrote:
> If I build a kernel with acpi on this HP proliant BL10e blade system, it 
> doesn't probe sio0:
> 
> without acpi:
> 
> sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
> sio0: type 16550A, console
> sio0: [FILTER]
> sio1 at port 0x2f8-0x2ff irq 3 on isa0
> sio1: type 16550A
> sio1: [FILTER]
> 
> with acpi:
> 
> sio0: <Standard PC COM port> port 0x2f8-0x2ff irq 3 flags 0x10 on acpi0
> sio0: type 16550A, console
> sio0: [FILTER]
> 
> note: the port at 0x3f8 didn't probe.
> 
> If someone is interested I can provide the acpidump.

Does the port at 0x3f8 work w/o ACPI?

-- 
John Baldwin


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