Date: Fri, 29 Jun 2007 14:20:21 -0500 From: "James R. Van Artsdalen" <james-freebsd-amd64@jrv.org> To: freebsd-usb@freebsd.org Subject: Re: sb/113454: EHCI error 6/EHCI Hub error 4 -CURRENT Message-ID: <46855B75.5010309@jrv.org>
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*Larry Rosenman writes: *> During boot, I see: > ehci0: <EHCI (generic) USB 2.0 controller> mem 0xd8500400-0xd85007ff irq 17 at device 29.7 on pci0 > ehci0: Reserved 0x400 bytes for rid 0x10 type 3 at 0xd8500400 > ehci0: [GIANT-LOCKED] > ehci0: [ITHREAD] > usb3: EHCI version 1.0 > usb3: companion controllers, 2 ports each: usb0 usb1 usb2 > usb3: <EHCI (generic) USB 2.0 controller> on ehci0 > usb3: USB revision 2.0 > uhub3: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb3 > device_attach: uhub3 attach returned 6 > usb3: port 0, set config at addr 1 failed > usb3: root hub problem, error=4 I see this only if more than 4GB of RAM is used. Below are the interesting parts of a diff between booting an 8GB system normally and with hw.physmem=4g set in the loader: *** 4gb Fri Jun 29 07:57:40 2007 --- 8gb Fri Jun 29 07:38:43 2007 *************** *** 404,410 **** usb1: <UHCI (generic) USB controller> on uhci1 usb1: USB revision 1.0 uhub1: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb1 ! uhub1: 2 ports with 2 removable, self powered uhci2: <UHCI (generic) USB controller> port 0xff40-0xff5f irq 18 at device 29.2 on pci0 uhci2: Reserved 0x20 bytes for rid 0x20 type 4 at 0xff40 ioapic0: routing intpin 18 (PCI IRQ 18) to vector 53 --- 405,413 ---- usb1: <UHCI (generic) USB controller> on uhci1 usb1: USB revision 1.0 uhub1: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb1 ! device_attach: uhub1 attach returned 6 ! usb1: port 0, set config at addr 1 failed ! usb1: root hub problem, error=4 uhci2: <UHCI (generic) USB controller> port 0xff40-0xff5f irq 18 at device 29.2 on pci0 uhci2: Reserved 0x20 bytes for rid 0x20 type 4 at 0xff40 ioapic0: routing intpin 18 (PCI IRQ 18) to vector 53
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