[ltp] RH 7.1, TP21 no /dev/ttySx working

[Rob Mayoff]

> Try this command (shown with example output)
>
> [jmorris@odin jmorris]$ cat /proc/interrupts

If you have pcmcia support installed with PNP support, then
the "lspnp -v" command can also be very useful:

$ lspnp -v
00 PNP0000 AT programmable interrupt controller
	io 0x0020-0x0021
	io 0x00a0-0x00a1
	irq 2

01 PNP0200 AT DMA controller
	io 0x0000-0x000f
	io 0x0080-0x008f
	io 0x00c0-0x00df
	dma 4

02 PNP0100 AT system timer
	irq 0
	io 0x0040-0x0043

03 PNP0b00 AT real-time clock
	irq 8
	io 0x0070-0x0073

04 PNP0800 AT-style speaker sound
	io 0x0061-0x0061

05 PNP0303 IBM enhanced keyboard (101/102-key, PS/2 mouse support)
	irq 1
	io 0x0060-0x0060
	io 0x0064-0x0064

06 IBM3780 PS/2 TrackPoint
	irq 12

07 PNP0c04 Math coprocessor
	io 0x00f0-0x00ff
	irq 13

08 PNP0700 PC standard floppy disk controller
	irq 6
	io 0x03f0-0x03f5
	dma 2

09 PNP0a03 PCI bus
	io 0x0cf8-0x0cff

0a PNP0c02 Motherboard resources
	io 0x0022-0x0022
	io 0x002e-0x002f
	io 0x0092-0x0092
	io 0x00b2-0x00b3
	io 0x04d0-0x04d1
	io 0x15e0-0x15ef
	io 0xef00-0xefaf
	mem 0x00000000-0x0009ffff
	mem 0x000f0000-0x000fffff
	mem 0x00100000-0x13ffffff
	mem 0xffff0000-0xffffffff

0b PNP0400 Standard LPT printer port
	irq disabled
	io disabled

0d PNP0501 16550A-compatible COM port
	irq disabled
	io disabled

0e CSC0100 multimedia controller: audio
	io 0x0530-0x0537
	io 0x0388-0x038b
	io 0x0220-0x0233
	irq 5
	dma 1
	dma 0

0f CSC0110 multimedia controller: audio
	io 0x0538-0x053f

10 CSC0101 multimedia controller: audio
	io 0x0200-0x0207

11 CSC0103 multimedia controller: audio
	io disabled
	irq disabled

12 IBM3765 multimedia controller: audio
	io 0x0130-0x013f
	io 0x02f8-0x02ff
	irq 3
	irq 10
	dma 7

13 IBM0071 IBM Thinkpad infrared port
	irq disabled
	io disabled
	dma disabled

14 PNP0e03 Intel 82365-compatible CardBus controller
	io 0x0000-0x0001

17 PNP0680 Standard bus mastering IDE hard disk controller
	irq 14
	io 0x01f0-0x01f7
	io 0x03f6-0x03f7
	io 0xfcf0-0xfcf7

19 PNP0680 Standard bus mastering IDE hard disk controller
	irq 15
	io 0x0170-0x0177
	io 0x0376-0x0376
	io 0xfcf8-0xfcff

1b PNP0c02 Motherboard resources
	io 0x2100-0x217f
	io 0x2180-0x21ff
	mem disabled



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