linux-kernel - [PATCH RFCv2 09/16] i5400_edac: Convert it to report memory with the new location

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sat, 28 Jan 2012 13:32:44 -0200
From:	Mauro Carvalho Chehab <mchehab@...hat.com>
To:	unlisted-recipients:; (no To-header on input)
Cc:	Mauro Carvalho Chehab <mchehab@...hat.com>,
	Linux Edac Mailing List <linux-edac@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH RFCv2 09/16] i5400_edac: Convert it to report memory with the new location

On this driver, the memory controller supports only FBDIMMs.

There are two branches, each with two channels. Each channel
can address up to 4 DIMM's, via the AMB FBDIMM chip.

Signed-off-by: Mauro Carvalho Chehab <mchehab@...hat.com>
---
 drivers/edac/i5400_edac.c |   21 +++++++++++----------
 1 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c
index 74d6ec34..92af805 100644
--- a/drivers/edac/i5400_edac.c
+++ b/drivers/edac/i5400_edac.c
@@ -1137,6 +1137,7 @@ static int i5400_init_csrows(struct mem_ctl_info *mci)
 	int csrow_megs;
 	int channel;
 	int csrow;
+	struct dimm_info *dimm;
 
 	pvt = mci->pvt_info;
 
@@ -1145,6 +1146,9 @@ static int i5400_init_csrows(struct mem_ctl_info *mci)
 
 	empty = 1;		/* Assume NO memory */
 
+	dimm = mci->dimms;
+	mci->dimm_loc_type = DIMM_LOC_MC_CHANNEL;
+	mci->nr_dimms = 0;
 	for (csrow = 0; csrow < max_csrows; csrow++) {
 		p_csrow = &mci->csrows[csrow];
 
@@ -1163,6 +1167,9 @@ static int i5400_init_csrows(struct mem_ctl_info *mci)
 		p_csrow->page_mask = 0xFFF;
 
 		p_csrow->grain = 8;
+		p_csrow->dtype = MTR_DRAM_WIDTH(mtr) ? DEV_X8 : DEV_X4;
+		p_csrow->mtype = MEM_RDDR2;
+		p_csrow->edac_mode = EDAC_SECDED;
 
 		csrow_megs = 0;
 		for (channel = 0; channel < pvt->maxch; channel++)
@@ -1170,16 +1177,10 @@ static int i5400_init_csrows(struct mem_ctl_info *mci)
 
 		p_csrow->nr_pages = csrow_megs << 8;
 
-		/* Assume DDR2 for now */
-		p_csrow->mtype = MEM_FB_DDR2;
-
-		/* ask what device type on this row */
-		if (MTR_DRAM_WIDTH(mtr))
-			p_csrow->dtype = DEV_X8;
-		else
-			p_csrow->dtype = DEV_X4;
-
-		p_csrow->edac_mode = EDAC_S8ECD8ED;
+		dimm->location.mc_channel = channel;
+		dimm->location.mc_dimm_number = csrow / pvt->maxch;
+		mci->nr_dimms++;
+		dimm++;
 
 		empty = 0;
 	}
-- 
1.7.8

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