[PATCH 1/1] EDAC: Add DDR3 memory type for MPC85xx EDAC

From: yshi
Date: Thu Jun 11 2009 - 21:26:22 EST


ïSince some new MPC85xx SOCs support DDR3 memory now, so
add DDR3 memory type for MPC85xx EDAC.

Signed-off-by: Yang Shi <yang.shi@xxxxxxxxxxxxx>
---
b/drivers/edac/edac_core.h | 4 ++++
b/drivers/edac/edac_mc_sysfs.c | 4 +++-
b/drivers/edac/mpc85xx_edac.c | 6 ++++++
b/drivers/edac/mpc85xx_edac.h | 1 +
4 files changed, 14 insertions(+), 1 deletion(-)

--- a/drivers/edac/mpc85xx_edac.h
+++ b/drivers/edac/mpc85xx_edac.h
@@ -53,6 +53,7 @@

#define DSC_SDTYPE_DDR 0x02000000
#define DSC_SDTYPE_DDR2 0x03000000
+#define DSC_SDTYPE_DDR3 0x07000000
#define DSC_X32_EN 0x00000020

/* Err_Int_En */
--- a/drivers/edac/edac_core.h
+++ b/drivers/edac/edac_core.h
@@ -149,6 +149,8 @@ enum mem_type {
MEM_FB_DDR2, /* fully buffered DDR2 */
MEM_RDDR2, /* Registered DDR2 RAM */
MEM_XDR, /* Rambus XDR */
+ MEM_DDR3, /* DDR3 RAM */
+ MEM_RDDR3, /* Registered DDR3 RAM */
};

#define MEM_FLAG_EMPTY BIT(MEM_EMPTY)
@@ -166,6 +168,8 @@ enum mem_type {
#define MEM_FLAG_FB_DDR2 BIT(MEM_FB_DDR2)
#define MEM_FLAG_RDDR2 BIT(MEM_RDDR2)
#define MEM_FLAG_XDR BIT(MEM_XDR)
+#define MEM_FLAG_DDR3 BIT(MEM_DDR3)
+#define MEM_FLAG_RDDR3 BIT(MEM_RDDR3)

/* chipset Error Detection and Correction capabilities and mode */
enum edac_type {
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -757,6 +757,9 @@ static void __devinit mpc85xx_init_csrow
case DSC_SDTYPE_DDR2:
mtype = MEM_RDDR2;
break;
+ case DSC_SDTYPE_DDR3:
+ mtype = MEM_RDDR3;
+ break;
default:
mtype = MEM_UNKNOWN;
break;
@@ -769,6 +772,9 @@ static void __devinit mpc85xx_init_csrow
case DSC_SDTYPE_DDR2:
mtype = MEM_DDR2;
break;
+ case DSC_SDTYPE_DDR3:
+ mtype = MEM_DDR3;
+ break;
default:
mtype = MEM_UNKNOWN;
break;
--- a/drivers/edac/edac_mc_sysfs.c
+++ b/drivers/edac/edac_mc_sysfs.c
@@ -94,7 +94,9 @@ static const char *mem_types[] = {
[MEM_DDR2] = "Unbuffered-DDR2",
[MEM_FB_DDR2] = "FullyBuffered-DDR2",
[MEM_RDDR2] = "Registered-DDR2",
- [MEM_XDR] = "XDR"
+ [MEM_XDR] = "XDR",
+ [MEM_DDR3] = "Unbuffered-DDR3",
+ [MEM_RDDR3] = "Registered-DDR3"
};

static const char *dev_types[] = {

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