Re: [Fwd: Re: [PATCH 0/5]PCI: x86 MMCONFIG]

[Tony Camuso]

Loic Prylli wrote:
> Just curious, do you know of any system where that recommendation was
> not followed? On all motherboards where I have seen a AMD-8131 or a
> AMD-8132, they were alone on their hypertransport link, and other
> "northbridges" (more precisely hypertransport to pci-express or
> pci-whatever, often nvidia) with a "MMCONFIG BAR" where on one of the
> other available hypertransport links in the system.
>
>
> Loic

Here is the PCI configuration of the HP DL585G2.

You can see two nVidia CK804 PCIE root ports at bus 0 and bus 0x40.
Each of them has an 8132 connected as a subordinate bridge.

[root@hp-dl585g2-01 ~]# lspci -vt
-+-[0000:40]-+-00.0  nVidia Corporation CK804 Memory Controller
 |           +-01.0  nVidia Corporation CK804 Memory Controller
 |           +-0b.0-[0000:4f-51]--
 |           +-0c.0-[0000:4c-4e]--
 |           +-0d.0-[0000:49-4b]--
 |           +-0e.0-[0000:46-48]--
 |           +-10.0-[0000:41]--+-01.0  Broadcom Corporation NetXtreme II BCM5706 Gigabit Ethernet
 |           |                 \-02.0  Broadcom Corporation NetXtreme II BCM5706 Gigabit Ethernet
 |           +-10.1  Advanced Micro Devices [AMD] AMD-8132 PCI-X IOAPIC
 |           +-11.0-[0000:42-45]--
 |           \-11.1  Advanced Micro Devices [AMD] AMD-8132 PCI-X IOAPIC
 \-[0000:00]-+-00.0  nVidia Corporation CK804 Memory Controller
             +-01.0  nVidia Corporation CK804 ISA Bridge
             +-02.0  nVidia Corporation CK804 USB Controller
             +-02.1  nVidia Corporation CK804 USB Controller
             +-06.0  nVidia Corporation CK804 IDE
             +-09.0-[0000:01]--+-03.0  ATI Technologies Inc ES1000
             |                 +-04.0  Compaq Computer Corporation Integrated Lights Out Controller
             |                 +-04.2  Compaq Computer Corporation Integrated Lights Out  Processor
             |                 +-04.4  Hewlett-Packard Company Proliant iLO2 virtual USB controller
             |                 \-04.6  Hewlett-Packard Company Proliant iLO2 virtual UART
             +-0c.0-[0000:08-0a]----00.0  Hewlett-Packard Company Smart Array Controller
             +-0d.0-[0000:05-07]--
             +-0e.0-[0000:02-04]--
             +-18.0  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
             +-18.1  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
             +-18.2  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
             +-18.3  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
             +-19.0  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
             +-19.1  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
             +-19.2  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
             +-19.3  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
             +-1a.0  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
             +-1a.1  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
             +-1a.2  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
             +-1a.3  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
             +-1b.0  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
             +-1b.1  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
             +-1b.2  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
             \-1b.3  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
[root@hp-dl585g2-01 ~]#













--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/