From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [RFC] EDAC, ghes: Enable per-layer error reporting for ARM From: James Morse Message-Id: <0a94db2a-2569-ac46-1a79-a05f46a4ea6f@arm.com> Date: Tue, 28 Aug 2018 18:09:24 +0100 To: Borislav Petkov Cc: Tyler Baicar , Tyler Baicar , wufan@codeaurora.org, Linux Kernel Mailing List , harba@qti.qualcomm.com, mchehab@kernel.org, arm-mail-list , linux-edac@vger.kernel.org List-ID: SGkgQm9yaXMsCgpPbiAyNC8wOC8xOCAxMzowMSwgQm9yaXNsYXYgUGV0a292IHdyb3RlOgo+IE9u IEZyaSwgQXVnIDI0LCAyMDE4IGF0IDEwOjQ4OjI0QU0gKzAxMDAsIEphbWVzIE1vcnNlIHdyb3Rl Ogo+PiBzbyBlZGFjX3Jhd19tY19oYW5kbGVfZXJyb3IoKSBoYXMgbm8gY2x1ZSB3aGVyZSB0aGUg ZXJyb3IgaGFwcGVuZWQuIChJIGhhdmVuJ3QKPj4gcmVhZCB3aGF0IGl0IGRvZXMgd2l0aCB0aGlz IGluZm9ybWF0aW9uIHlldCkuCj4gCj4gU2VlIGVkYWNfaW5jX2NlX2Vycm9yKCksIGZvciBleGFt cGxlIC0gaXQgdXNlcyB0aGUgbGF5ZXJzIHdoaWNoIGFyZSBub3QKPiBuZWdhdGl2ZSAoLTEpIHRv IGluY3JlbWVudCB0aGUgZXJyb3IgY291bnRzIG9mIHRoZSByZXNwZWN0aXZlIGxheWVyLiBJdAo+ IGFsbCBkZXBlbmRzIG9uIHdoYXQgZ3JhbnVsYXJpdHkgb2YgdGhlIGhhcmR3YXJlIHBhcnQgeW91 J3JlIHJlcG9ydGluZwo+IHRoZSBlcnJvciBmb3I6IGlzIGl0IGEgRElNTSByYW5rLCBhIHdob2xl IERJTU0gb3IgZm9yIGEgY2hhbm5lbCB3aGljaAo+IGNhbiBzcGFuIG11bHRpcGxlIERJTU0gcmFu a3MuIEFuZCBzbyBvbi4uLgo+IAo+IExvb2sgYXQgc29tZSBvZiB0aGUgZHJpdmVycyBhbmQgaG93 IHRoZXkncmUgZG9pbmcgdGhhdCBsYXllcmluZy4gSXQgYWxsCj4gZGVwZW5kcyBvbiB3aGV0aGVy IHlvdSBjYW4gZ2V0IHRoZSBwcmVjaXNlIGluZm8gZnJvbSB0aGUgaHcuCgpIbW1tLCBpbiB0aGlz IGV4YW1wbGUgd2UgbmVlZCB0aGUgaW5mb3JtYXRpb24gZnJvbSBmaXJtd2FyZSwgYXMgdGhhdCBp cyB3aGVyZQpnaGVzLWVkYWMgZ2V0cyBpdHMgaW5mb3JtYXRpb24gZnJvbS4KCldlIGFscmVhZHkg Y291bnQgdGhlIG1vZHVsZS9kZXZpY2UvZGltbXMgaW4gdGhlIHNtYmlvcyB0YWJsZSwgbWVtb3J5 IGlzCmRlc2NyaWJlZCBhcyAnRURBQ19NQ19MQVlFUl9BTExfTUVNJyB3aXRoIG51bV9kaW1tcy4g SSB0aGluayBhbGwgd2UncmUgbWlzc2luZwppcyB3aGljaCBkaW1tIGluIGdoZXNfZWRhY19yZXBv cnRfbWVtX2Vycm9yKCkuIFdlIGhhdmUgdGhlIGhhbmRsZSwgd2UganVzdCBuZWVkCmEgbnVtYmVy IGJldHdlZW4gMSBhbmQgbnVtX2RpbW1zLgoKSWYgaXQgdHVybnMgb3V0IGZpcm13YXJlIGRvZXNu J3QgcG9wdWxhdGUgdGhlIGhhbmRsZXMgaW4gaXRzIGNwZXIgcmVjb3JkcywgdGhlbgp3ZSBjYW4g a2VlcCBlLT5lbmFibGVfcGVyX2xheWVyX3JlcG9ydCBmYWxzZSB3aGVuIGNhbGxpbmcKZWRhY19y YXdfbWNfaGFuZGxlX2Vycm9yKCkuCgooSSBzdWdnZXN0IHdlIGlnbm9yZSAnY2FyZCcsIGFuZCBq dXN0IGRvIHRoaXMgZm9yIHRoZSBkZXZpY2UvZGltbXMpLgoKCj4+IE5haXZlbHkgSSB0aG91Z2h0 IHdlIGNvdWxkIGdlbmVyYXRlIHNvbWUgaW5kZXggZHVyaW5nIGdoZXNfZWRhY19jb3VudF9kaW1t cygpLAo+PiBhbmQgdXNlIHRoaXMgYXMgZS0+JHt3aGljaGV2ZXJ9X2xheWVyLiBJIGhvcGVkIHRo ZXJlIHdvdWxkIGJlIHNvbWV0aGluZyB3ZSBjb3VsZAo+PiBhbHJlYWR5IHVzZSBhcyB0aGUgaW5k ZXgsIGJ1dCBJIGNhbid0IHNwb3QgaXQsIHNvIHRoaXMgd2lsbCBiZSBtb3JlIHRoYW4gdGhlCj4+ IG9uZS1saW5lciBJIHdhcyBob3BpbmcgZm9yIQo+IAo+IElmIHlvdSBjYW4gZ2V0IHRoYXQgaW5m byBmcm9tIHRoZSBoYXJkd2FyZSBhbmQgaW5qZWN0aW5nIGFuIGVycm9yIGludG8KPiBhIERJTU0g Z2l2ZXMgeW91IHRoZSBjb3JyZWN0IERJTU0gbnVtYmVyIHNvIHRoYXQgd2UgY2FuIGluY3JlbWVu dCB0aGUKPiBwcm9wZXIgY291bnRlciwgdGhlbiB5b3UncmUgZ29sZGVuLiBJIGRvbid0IHRoaW5r IHRoYXQgd29ya3MgcmVsaWFibHkgb24KPiB4ODYsIHRob3VnaCwgdGhlcmVmb3JlIHRoZSBsdW1w aW5nIHRvZ2V0aGVyLgoKLi4uICdjb3JyZWN0IERJTU0gbnVtYmVyJyAuLi4KCkRvZXMgeDg2IGhh dmUgYW5vdGhlciBzb3VyY2Ugb2YgbWVtb3J5LXRvcG9sb2d5IGluZm9ybWF0aW9uIGl0IG5lZWRz IHRvCmNvcnJlbGF0ZSBzbWJpb3Mgd2l0aD8KCkZvciBhcm0gdGhlcmUgaXMgbm90aGluZyBlbHNl IGRlc2NyaWJpbmcgdGhlIG1lbW9yeS10b3BvbG9neSwgc28gYXMgbG9uZyBhcyB3ZQpjYW4gY29y cmVsYXRlIHRoZSBzbWJpb3MgdGFibGUgYW5kIGdoZXM6Y3BlciByZWNvcmRzIHRocm91Z2ggdGhl IGhhbmRsZXMsIHdlIGNhbgpnZXQgdGhpcyB3b3JraW5nIGZvciBhbGwgc3lzdGVtcy4KCgpUaGFu a3MsCgpKYW1lcwo=