Public bug reported:
On boot in 13.10 kern.log would state:
Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
and my serial modem would work just fine.
After upgrading to 14.04 the kernel log contains:
Serial: 8250/16550 driver, 4
You have been subscribed to a public bug:
On boot in 13.10 kern.log would state:
Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
and my serial modem would work just fine.
After upgrading to 14.04 the kernel log contains:
Serial:
