netdev - Re: r8169 MAC addresses broken

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Date:	Tue, 28 Oct 2008 10:12:51 +0100
From:	Ivan Vecera <ivecera@...hat.com>
To:	Simon Arlott <simon@...e.lp0.eu>
CC:	Krzysztof Halasa <khc@...waw.pl>, Jiri Slaby <jirislaby@...il.com>,
	Francois Romieu <romieu@...zoreil.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>,
	Edward Hsu <edward_hsu@...ltek.com.tw>
Subject: Re: r8169 MAC addresses broken

Simon Arlott napsal(a):
> On 26/10/08 12:52, Krzysztof Halasa wrote:
>> Jiri Slaby <jirislaby@...il.com> writes:
>>
>>> However I may have a hw failure or some bug overwrote my eeprom, I see this
>>> in current mmotm:
>>> r8169 0000:06:00.0: PCI INT A disabled
>>> r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
>>> r8169 0000:06:00.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
>>> r8169 0000:06:00.0: setting latency timer to 64
>>> r8169: mac_version = 0x0c
>>> r8169 0000:06:00.0: irq 43 for MSI/MSI-X
>>> r8169: MAC address found in EEPROM: 00:00:00:00:00:00
>>> eth0: RTL8168b/8111b at 0xffffc200042b0000, 00:00:00:00:00:00, XID 38000000
>> I think we need drivers or maybe some tool to save contents of those
>> little EEPROM / flash NVM configuration chips before it's too late.
>> First the ICH* e1000e corruption and now GbE RTL.
> 
> With the reverted patch my MAC addresses are still broken:
Try full power-off (disconnect power supply/remove battery).

> 
> [    1.527660] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
> [    1.533421] r8169 0000:00:09.0: PCI INT A -> Link[LNKC] -> GSI 10 (level, low) -> IRQ 10
> [    1.541743] r8169 0000:00:09.0: PCI: Disallowing DAC for device
> [    1.547799] r8169 0000:00:09.0: no PCI Express capability
> [    1.554519] eth0: RTL8169sc/8110sc at 0xbf6f8000, 00:00:00:00:25:c2, XID 18000000 IRQ 10
> 
> [    1.563480] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
> [    1.570525] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11
> [    1.576363] r8169 0000:00:0b.0: PCI INT A -> Link[LNKD] -> GSI 11 (level, low) -> IRQ 11
> [    1.584597] r8169 0000:00:0b.0: PCI: Disallowing DAC for device
> [    1.590651] r8169 0000:00:0b.0: no PCI Express capability
> [    1.596659] eth1: RTL8169sc/8110sc at 0xbf6fc000, 00:00:00:00:25:c3, XID 18000000 IRQ 11
> 

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