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On Thu, Jul 03, 2003 at 11:14:01PM +0100, Russell King wrote:
> On Thu, Jul 03, 2003 at 11:49:21PM +0200, Wiktor Wodecki wrote:
> > On Thu, Jul 03, 2003 at 03:15:29PM +0100, Russell King wrote:
> > > Ok, Wiktor has tried removing these 6 patches, and his problem persis=
ts.
> > > According to bk revtool, these 6 patches are the only changes which
> > > went in for to pcmcia from .73 to .74.
> > >=20
> > > If anyone else is having similar problems, they need to report them so
> > > we can obtain more data points - I suspect some other change in some =
other
> > > subsystem broke PCMCIA for Wiktor.
> > >=20
> > > Wiktor - short of anyone else responding, you could try reversing each
> > > of the nightly -bk patches from .74 to .73 and work out which set of
> > > changes broke it.
> >=20
> > it broke with the 2.5.73-rc2 patch. I assume it was:
>=20
> Ok, looking at the -bk1-bk2 incremental patch, there's a couple of
> possibilities:
>=20
> - changes to the x86 PCI code
> - changes to yenta_socket.c to add different overrides
> - add burst support to yenta_socket.c for TI bridges
> - add ISA interrupt routing work-around for TI bridges
>=20
> I think the number one suspect is probably the final one. Could you try
> reversing this patch please?
gotcha, with this one reverted 2.5.73-bk2 boots up fine
>=20
> diff -urN linux-2.5.73-bk1/drivers/pcmcia/ti113x.h linux-2.5.73-bk2/drive=
rs/pcmcia/ti113x.h
> --- linux-2.5.73-bk1/drivers/pcmcia/ti113x.h 2003-06-22 11:32:41.00000000=
0 -0700
> +++ linux-2.5.73-bk2/drivers/pcmcia/ti113x.h 2003-06-24 13:06:59.00000000=
0 -0700
> @@ -175,6 +175,27 @@
> new =3D reg & ~I365_INTR_ENA;
> if (new !=3D reg)
> exca_writeb(socket, I365_INTCTL, new);
> +
> + /*
> + * If ISA interrupts don't work, then fall back to routing card
> + * interrupts to the PCI interrupt of the socket.
> + */
> + if (!socket->socket.irq_mask) {
> + int irqmux, devctl;
> +
> + printk (KERN_INFO "ti113x: Routing card interrupts to PCI\n");
> +
> + devctl =3D config_readb(socket, TI113X_DEVICE_CONTROL);
> + devctl &=3D ~TI113X_DCR_IMODE_MASK;
> +
> + irqmux =3D config_readl(socket, TI122X_IRQMUX);
> + irqmux =3D (irqmux & ~0x0f) | 0x02; /* route INTA */
> + irqmux =3D (irqmux & ~0xf0) | 0x20; /* route INTB */
> +
> + config_writel(socket, TI122X_IRQMUX, irqmux);
> + config_writeb(socket, TI113X_DEVICE_CONTROL, devctl);
> + }
> +
> socket->socket.ss_entry->init =3D ti_init;
> return 0;
> }
>=20
>=20
>=20
> --=20
> Russell King (rmk@arm.linux.org.uk) The developer of ARM L=
inux
> http://www.arm.linux.org.uk/personal/aboutme.html
--=20
Regards,
Wiktor Wodecki
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