Messages in this thread Patch in this message | | | Date | Wed, 17 Jul 2002 16:29:04 +0200 | From | Vojtech Pavlik <> | Subject | Re: input subsystem config ? |
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On Wed, Jul 17, 2002 at 03:58:23PM +0200, Stelian Pop wrote: > On Wed, Jul 17, 2002 at 03:44:48PM +0200, Vojtech Pavlik wrote: > > > Try this patch, > > It doesn't change anything: > > > if it doesn't work, we'll have to try more changes, like > > trying to skip the AUX port detection that might confuse the chip .... > > I should enhance however that it works with the old pc_keyb driver.
Yes, I know. That's why I suggested skipping the detection, as the pc_keyb driver doesn't do that.
Try this:
--- i8042.c.old Wed Jul 17 16:05:57 2002 +++ i8042.c Wed Jul 17 16:27:54 2002 @@ -571,6 +571,8 @@ i8042_flush(); +#if 0 + /* * Internal loopback test - filters out AT-type i8042's */ @@ -621,6 +625,11 @@ i8042_ctr &= ~I8042_CTR_AUXINT; if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) + return -1; + +#endif + + if (i8042_command(¶m, I8042_CMD_AUX_ENABLE)) return -1; return 0; > I don't know the internals but it may give you a hint... > > > Btw, what's the exact chipset involved? > > It's a Sony VAIO Picturebook C1VE, lspci: > 00:00.0 Host bridge: Transmeta Corporation LongRun Northbridge > 00:00.1 RAM memory: Transmeta Corporation SDRAM controller > 00:00.2 RAM memory: Transmeta Corporation BIOS scratchpad > 00:07.0 ISA bridge: Intel Corp. 82371AB/EB/MB PIIX4 ISA (rev 02) > 00:07.1 IDE interface: Intel Corp. 82371AB/EB/MB PIIX4 IDE (rev 01) > 00:07.2 USB Controller: Intel Corp. 82371AB/EB/MB PIIX4 USB (rev 01) > 00:07.3 Bridge: Intel Corp. 82371AB/EB/MB PIIX4 ACPI (rev 03) > 00:08.0 FireWire (IEEE 1394): Texas Instruments TSB43AA22 IEEE-1394 Controller (PHY/Link Integrated) (rev 02) > 00:09.0 Multimedia audio controller: Yamaha Corporation YMF-754 [DS-1E Audio Controller] > 00:0b.0 Multimedia controller: Kawasaki Steel Corporation: Unknown device ff01 (rev 01) > 00:0c.0 CardBus bridge: Ricoh Co Ltd RL5c475 (rev 80) > 00:0d.0 VGA compatible controller: ATI Technologies Inc Rage Mobility P/M (rev 64)
Oh my. So likely there the i8042 chip is implemented in software entirely ...
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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