Re: Debian Hurd tests on real hardware - network, IRQ issues

[Samuel Thibault]

Riccardo Mottola, le dim. 22 nov. 2020 23:44:23 +0100, a ecrit:
> 00:0b.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
> RTL-8100/8101L/8139 PCI Fast Ethernet Adapter (rev 20)

RTL 8139 is very standard, that should work fine enough.

> [    3.846113] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled


> note the line of "IRQ sharing enabled" for serial 8250/16550, which in full
> are:

Indeed.

> [    3.491071] isapnp: Scanning for PnP cards...
> [    3.845792] isapnp: No Plug & Play device found
> [    3.846113] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
> [    3.866946] 00:06: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a
> 16550A
> [    3.887876] 00:07: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a
> 16550A
> 
> HURD may have issue with his sharing?

Apparently nobody started Hurd's GNU Mach micro-kernel on a system with
4 com ports indeed.  I pushed to master a restriction to 2 ports only,
to just avoid the issue.

> It is interesting that the laptop has no RS232 port... where are they?

No idea, perhaps the manual might say, but I doubt so actually.

Samuel