From 2189b751e3c4a4a6b2a42bd1796917c6bcd633ad Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 17 Apr 2012 11:13:10 -0300 Subject: [PATCH] --- yaml --- r: 319375 b: refs/heads/master c: 2639c3ee298401881cc560c5e3987f8b222b9f7c h: refs/heads/master i: 319373: 23dae8bce1846549bf26496909448be9156fa419 319371: b857e62966d4fc17f7468d18793fd8f2878603ef 319367: e9734dd93d1a704e66aedd81a70232859953bc07 319359: 6a184d3a13f574bdff61e057e0c38688a2b2f713 v: v3 --- [refs] | 2 +- .../ABI/testing/sysfs-devices-edac | 64 +++++++++++++++++++ 2 files changed, 65 insertions(+), 1 deletion(-) diff --git a/[refs] b/[refs] index 10feeb7b66c4..e12ee8e84b2b 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 8b6f04ce6b9fb3aa8dd5dcd57d91be5d73e643a0 +refs/heads/master: 2639c3ee298401881cc560c5e3987f8b222b9f7c diff --git a/trunk/Documentation/ABI/testing/sysfs-devices-edac b/trunk/Documentation/ABI/testing/sysfs-devices-edac index 40db633b00f6..30ee78aaed75 100644 --- a/trunk/Documentation/ABI/testing/sysfs-devices-edac +++ b/trunk/Documentation/ABI/testing/sysfs-devices-edac @@ -74,3 +74,67 @@ Description: Read/Write attribute file that controls memory scrubbing. Reading the file will return the actual scrubbing rate employed. If configuration fails or memory scrubbing is not implemented, the value of the attribute file will be -1. + +What: /sys/devices/system/edac/mc/mc*/max_location +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This attribute file displays the information about the last + available memory slot in this memory controller. It is used by + userspace tools in order to display the memory filling layout. + +What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/size +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This attribute file will display the size of dimm or rank. + For dimm*/size, this is the size, in MB of the DIMM memory + stick. For rank*/size, this is the size, in MB for one rank + of the DIMM memory stick. On single rank memories (1R), this + is also the total size of the dimm. On dual rank (2R) memories, + this is half the size of the total DIMM memories. + +What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_dev_type +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This attribute file will display what type of DRAM device is + being utilized on this DIMM (x1, x2, x4, x8, ...). + +What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_edac_mode +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This attribute file will display what type of Error detection + and correction is being utilized. For example: S4ECD4ED would + mean a Chipkill with x4 DRAM. + +What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_label +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This control file allows this DIMM to have a label assigned + to it. With this label in the module, when errors occur + the output can provide the DIMM label in the system log. + This becomes vital for panic events to isolate the + cause of the UE event. + DIMM Labels must be assigned after booting, with information + that correctly identifies the physical slot with its + silk screen label. This information is currently very + motherboard specific and determination of this information + must occur in userland at this time. + +What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_location +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This attribute file will display the location (csrow/channel, + branch/channel/slot or channel/slot) of the dimm or rank. + +What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_mem_type +Date: April 2012 +Contact: Mauro Carvalho Chehab + linux-edac@vger.kernel.org +Description: This attribute file will display what type of memory is + currently on this csrow. Normally, either buffered or + unbuffered memory (for example, Unbuffered-DDR3).