Memory at xxxxxx [disabled]

From: Manu Abraham
Date: Sat Oct 08 2011 - 11:51:56 EST


Hi,

Any Idea why I am seeing the [disabled] for the specified memory
region as described below ?

04:07.0 Multimedia controller [0480]: Twinhan Technology Co. Ltd
Device [1822:4e31] (rev 01)
Subsystem: Twinhan Technology Co. Ltd Device [1822:0010]
Flags: medium devsel, IRQ 11
Memory at fd900000 (32-bit, prefetchable) [disabled] [size=4K]


testbox v4l # lspci -tv
-[0000:00]-+-00.0 Advanced Micro Devices [AMD] RS780 Host Bridge Alternate
+-01.0-[01]--+-05.0 ATI Technologies Inc Device 9710
| \-05.1 ATI Technologies Inc Device 970f
+-04.0-[02]----00.0 Philips Semiconductors Device 7160
+-0a.0-[03]----00.0 Realtek Semiconductor Co., Ltd.
RTL8111/8168B PCI Express Gigabit Ethernet controller
+-11.0 ATI Technologies Inc SB700/SB800 SATA Controller [AHCI mode]
+-12.0 ATI Technologies Inc SB700/SB800 USB OHCI0 Controller
+-12.1 ATI Technologies Inc SB700 USB OHCI1 Controller
+-12.2 ATI Technologies Inc SB700/SB800 USB EHCI Controller
+-13.0 ATI Technologies Inc SB700/SB800 USB OHCI0 Controller
+-13.1 ATI Technologies Inc SB700 USB OHCI1 Controller
+-13.2 ATI Technologies Inc SB700/SB800 USB EHCI Controller
+-14.0 ATI Technologies Inc SBx00 SMBus Controller
+-14.1 ATI Technologies Inc SB700/SB800 IDE Controller
+-14.2 ATI Technologies Inc SBx00 Azalia (Intel HDA)
+-14.3 ATI Technologies Inc SB700/SB800 LPC host controller
+-14.4-[04]----07.0 Twinhan Technology Co. Ltd Device 4e31
+-14.5 ATI Technologies Inc SB700/SB800 USB OHCI2 Controller
+-18.0 Advanced Micro Devices [AMD] K10 [Opteron,
Athlon64, Sempron] HyperTransport Configuration
+-18.1 Advanced Micro Devices [AMD] K10 [Opteron,
Athlon64, Sempron] Address Map
+-18.2 Advanced Micro Devices [AMD] K10 [Opteron,
Athlon64, Sempron] DRAM Controller
+-18.3 Advanced Micro Devices [AMD] K10 [Opteron,
Athlon64, Sempron] Miscellaneous Control
\-18.4 Advanced Micro Devices [AMD] K10 [Opteron,
Athlon64, Sempron] Link Control


Any pointers would be much appreciated.

Thanks,
Manu
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