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SubjectRe: 2.6.7, amd64: PS/2 Mouse detection doesn't work
On Sun, Jul 11, 2004 at 09:00:22AM +0200, Harald Dunkel wrote:
> Hi folks,
>
> Most of the times my mouse is detected as generic PS/2,
> even though it is a Logitech. I have to reload the mousedev
> and psmouse modules to make it work.
>
> # grep -i mouse /var/log/kern.log
> Jul 10 17:23:08 r101 kernel: input: PS/2 Generic Mouse on isa0060/serio1
> Jul 10 17:23:08 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 10 17:24:59 r101 kernel: input: PS/2 Generic Mouse on isa0060/serio1
> Jul 10 17:24:59 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 10 17:43:41 r101 kernel: input: PS2++ Logitech Mouse on isa0060/serio1
> Jul 10 17:43:41 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 10 17:46:59 r101 kernel: input: PS2++ Logitech Mouse on isa0060/serio1
> Jul 10 17:47:00 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 11 07:34:34 r101 kernel: input: PS/2 Generic Mouse on isa0060/serio1
> Jul 11 07:34:34 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 11 07:36:01 r101 kernel: input: PS/2 Generic Mouse on isa0060/serio1
> Jul 11 07:36:01 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 11 08:43:33 r101 kernel: mice: PS/2 mouse device common for all mice
> Jul 11 08:43:33 r101 kernel: input: PS2++ Logitech Mouse on isa0060/serio1
>
>
> Usually I wouldn't care, but I can go mad if the 4th mouse
> button doesn't work :-).
>
> Any idea?

Build the USB drivers into the kernel, or use the attached patch.
If it helps, please tell me.

--
Vojtech Pavlik
SuSE Labs, SuSE CR
ChangeSet@1.1831, 2004-04-03 23:30:39+02:00, vojtech@suse.cz
input: Disable USB Legacy emulation in PCI quirks.


quirks.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 62 insertions(+)


diff -Nru a/drivers/pci/quirks.c b/drivers/pci/quirks.c
--- a/drivers/pci/quirks.c Sat Apr 3 23:30:49 2004
+++ b/drivers/pci/quirks.c Sat Apr 3 23:30:49 2004
@@ -868,6 +868,68 @@
}
#endif /* CONFIG_SCSI_SATA */

+
+#define UHCI_USBLEGSUP 0xc0 /* legacy support */
+#define UHCI_USBCMD 0 /* command register */
+#define UHCI_USBINTR 4 /* interrupt register */
+#define UHCI_USBLEGSUP_DEFAULT 0x2000 /* only PIRQ enable set */
+#define UHCI_USBCMD_GRESET 0x0004 /* Global reset */
+
+#define OHCI_CONTROL 0x04
+#define OHCI_CMDSTATUS 0x08
+#define OHCI_INTRENABLE 0x10
+#define OHCI_OCR (1 << 3) /* ownership change request */
+#define OHCI_CTRL_IR (1 << 8) /* interrupt routing */
+#define OHCI_INTR_OC (1 << 30) /* ownership change */
+
+#if defined(__i386__) || defined(__x86_64__)
+static void __init quirk_usb_disable_smm_bios(struct pci_dev *pdev)
+{
+
+ if (pdev->class == ((PCI_CLASS_SERIAL_USB << 8) | 0x00)) { /* UHCI */
+ int i;
+ unsigned long base = 0;;
+
+ for (i = 0; i < PCI_ROM_RESOURCE; i++)
+ if ((pci_resource_flags(pdev, i) & IORESOURCE_IO)) {
+ base = pci_resource_start(pdev, i);
+ break;
+ }
+
+ if (!base)
+ return;
+
+ outw(0, base + UHCI_USBINTR);
+ outw(UHCI_USBCMD_GRESET, base + UHCI_USBCMD);
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout((HZ*50+999) / 1000);
+ outw(0, base + UHCI_USBCMD);
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout((HZ*10+999) / 1000);
+
+ pci_write_config_word(pdev, UHCI_USBLEGSUP, UHCI_USBLEGSUP_DEFAULT);
+ }
+
+ if (pdev->class == ((PCI_CLASS_SERIAL_USB << 8) | 0x10)) { /* OHCI */
+ char *base = ioremap_nocache(pci_resource_start(pdev, 0),
+ pci_resource_len(pdev, 0));
+ if (base == NULL) return;
+
+ if (readl(base + OHCI_CONTROL) & OHCI_CTRL_IR) {
+ int temp = 500; /* arbitrary: five seconds */
+ writel(OHCI_INTR_OC, base + OHCI_INTRENABLE);
+ writel(OHCI_OCR, base + OHCI_CMDSTATUS);
+ while (temp && readl(base + OHCI_CONTROL) & OHCI_CTRL_IR) {
+ temp--;
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout( HZ / 100);
+ }
+ }
+ iounmap(base);
+ }
+}
+#endif
+
/*
* The main table of quirks.
*
@@ -983,6 +1043,10 @@
{ PCI_FIXUP_FINAL, PCI_VENDOR_ID_INTEL, PCI_ANY_ID,
quirk_intel_ide_combined },
#endif /* CONFIG_SCSI_SATA */
+
+#if defined(__i386__) || defined(__x86_64__)
+ { PCI_FIXUP_FINAL, PCI_ANY_ID, PCI_ANY_ID, quirk_usb_disable_smm_bios },
+#endif

{ 0 }
};
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