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authorMauro Carvalho Chehab <mchehab@redhat.com>2010-08-27 02:54:51 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-08-30 21:56:44 +0400
commitc3af2eaf7a3257f7b44165ec487215574c47fd32 (patch)
treee27182bd6b713c10a889180086c8eb40a7f63302 /drivers/edac/i7300_edac.c
parentaf3d8831e7e2036cd453c852d206b892b19c8820 (diff)
downloadlinux-c3af2eaf7a3257f7b44165ec487215574c47fd32.tar.xz
i7300_edac: add global error registers
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/edac/i7300_edac.c')
-rw-r--r--drivers/edac/i7300_edac.c174
1 files changed, 92 insertions, 82 deletions
diff --git a/drivers/edac/i7300_edac.c b/drivers/edac/i7300_edac.c
index db194b6b3e42..7e035b6d0d0f 100644
--- a/drivers/edac/i7300_edac.c
+++ b/drivers/edac/i7300_edac.c
@@ -50,7 +50,7 @@
* Except on Single Channel mode of operation
* just slot 0/channel0 filled on this mode
* On normal operation mode, the two channels on a branch should be
- filled together for the same SLOT#
+ * filled together for the same SLOT#
* When in mirrored mode, Branch 1 replicate memory at Branch 0, so, the four
* channels on both branches should be filled
*/
@@ -67,18 +67,24 @@
#define to_csrow(slot, ch, branch) \
(to_channel(ch, branch) | ((slot) << 2))
-
-/* Device 16,
- * Function 0: System Address (not documented)
- * Function 1: Memory Branch Map, Control, Errors Register
- * Function 2: FSB Error Registers
- *
+/*
+ * I7300 devices
* All 3 functions of Device 16 (0,1,2) share the SAME DID and
* uses PCI_DEVICE_ID_INTEL_I7300_MCH_ERR for device 16 (0,1,2),
* PCI_DEVICE_ID_INTEL_I7300_MCH_FB0 and PCI_DEVICE_ID_INTEL_I7300_MCH_FB1
* for device 21 (0,1).
*/
+/****************************************************
+ * i7300 Register definitions for memory enumberation
+ ****************************************************/
+
+/*
+ * Device 16,
+ * Function 0: System Address (not documented)
+ * Function 1: Memory Branch Map, Control, Errors Register
+ */
+
/* OFFSETS for Function 0 */
#define AMBASE 0x48 /* AMB Mem Mapped Reg Region Base */
#define MAXCH 0x56 /* Max Channel Number */
@@ -94,50 +100,6 @@
#define MIR1 0x84
#define MIR2 0x88
-#if 0
-#define AMIR0 0x8c
-#define AMIR1 0x90
-#define AMIR2 0x94
-
-/*TODO: double check it */
-#define REC_ECC_LOCATOR_ODD(x) ((x) & 0x3fe00) /* bits [17:9] indicate ODD, [8:0] indicate EVEN */
-
- /* Fatal error registers */
-#define FERR_FAT_FBD 0x98
-
-/*TODO: double check it */
-#define FERR_FAT_FBDCHAN (3<<28) /* channel index where the highest-order error occurred */
-
-#define NERR_FAT_FBD 0x9c
-#define FERR_NF_FBD 0xa0
-
- /* Non-fatal error register */
-#define NERR_NF_FBD 0xa4
-
- /* Enable error mask */
-#define EMASK_FBD 0xa8
-
-#define ERR0_FBD 0xac
-#define ERR1_FBD 0xb0
-#define ERR2_FBD 0xb4
-#define MCERR_FBD 0xb8
-
-#endif
-
-/* TODO: Dev 16 fn1 allows memory error injection - offsets 0x100-0x10b */
-
- /* TODO: OFFSETS for Device 16 Function 2 */
-
-/*
- * Device 21,
- * Function 0: Memory Map Branch 0
- *
- * Device 22,
- * Function 0: Memory Map Branch 1
- */
-
- /* OFFSETS for Function 0 */
-
/*
* Note: Other Intel EDAC drivers use AMBPRESENT to identify if the available
* memory. From datasheet item 7.3.1 (FB-DIMM technology & organization), it
@@ -171,37 +133,6 @@ const static u16 mtr_regs [MAX_SLOTS] = {
#define MTR_DIMM_COLS(mtr) ((mtr) & 0x3)
#define MTR_DIMM_COLS_ADDR_BITS(mtr) (MTR_DIMM_COLS(mtr) + 10)
-#if 0
- /* OFFSETS for Function 1 */
-
-/* TODO */
-#define NRECFGLOG 0x74
-#define RECFGLOG 0x78
-#define NRECMEMA 0xbe
-#define NRECMEMB 0xc0
-#define NRECFB_DIMMA 0xc4
-#define NRECFB_DIMMB 0xc8
-#define NRECFB_DIMMC 0xcc
-#define NRECFB_DIMMD 0xd0
-#define NRECFB_DIMME 0xd4
-#define NRECFB_DIMMF 0xd8
-#define REDMEMA 0xdC
-#define RECMEMA 0xf0
-#define RECMEMB 0xf4
-#define RECFB_DIMMA 0xf8
-#define RECFB_DIMMB 0xec
-#define RECFB_DIMMC 0xf0
-#define RECFB_DIMMD 0xf4
-#define RECFB_DIMME 0xf8
-#define RECFB_DIMMF 0xfC
-
-/* This applies to FERR_NF_FB-DIMM as well as FERR_FAT_FB-DIMM */
-static inline int extract_fbdchan_indx(u32 x)
-{
- return (x>>28) & 0x3;
-}
-#endif
-
#ifdef CONFIG_EDAC_DEBUG
/* MTR NUMROW */
static const char *numrow_toString[] = {
@@ -220,6 +151,85 @@ static const char *numcol_toString[] = {
};
#endif
+/************************************************
+ * i7300 Register definitions for error detection
+ ************************************************/
+/*
+ * Device 16.2: Global Error Registers
+ */
+
+#define FERR_GLOBAL_LO 0x40
+static const char *ferr_global_name[] = {
+ [31] = "Internal MCH Fatal Error",
+ [30] = "Intel QuickData Technology Device Fatal Error",
+ [29] = "FSB1 Fatal Error",
+ [28] = "FSB0 Fatal Error",
+ [27] = "FBD Channel 3 Fatal Error",
+ [26] = "FBD Channel 2 Fatal Error",
+ [25] = "FBD Channel 1 Fatal Error",
+ [24] = "FBD Channel 0 Fatal Error",
+ [23] = "PCI Express Device 7Fatal Error",
+ [22] = "PCI Express Device 6 Fatal Error",
+ [21] = "PCI Express Device 5 Fatal Error",
+ [20] = "PCI Express Device 4 Fatal Error",
+ [19] = "PCI Express Device 3 Fatal Error",
+ [18] = "PCI Express Device 2 Fatal Error",
+ [17] = "PCI Express Device 1 Fatal Error",
+ [16] = "ESI Fatal Error",
+ [15] = "Internal MCH Non-Fatal Error",
+ [14] = "Intel QuickData Technology Device Non Fatal Error",
+ [13] = "FSB1 Non-Fatal Error",
+ [12] = "FSB 0 Non-Fatal Error",
+ [11] = "FBD Channel 3 Non-Fatal Error",
+ [10] = "FBD Channel 2 Non-Fatal Error",
+ [9] = "FBD Channel 1 Non-Fatal Error",
+ [8] = "FBD Channel 0 Non-Fatal Error",
+ [7] = "PCI Express Device 7 Non-Fatal Error",
+ [6] = "PCI Express Device 6 Non-Fatal Error",
+ [5] = "PCI Express Device 5 Non-Fatal Error",
+ [4] = "PCI Express Device 4 Non-Fatal Error",
+ [3] = "PCI Express Device 3 Non-Fatal Error",
+ [2] = "PCI Express Device 2 Non-Fatal Error",
+ [1] = "PCI Express Device 1 Non-Fatal Error",
+ [0] = "ESI Non-Fatal Error",
+};
+
+#define NERR_GLOBAL 0x44
+static const char *nerr_global_name[] = {
+ [31] = "Internal MCH Fatal Error",
+ [30] = "Intel QuickData Technology Device Fatal Error",
+ [29] = "FSB1 Fatal Error",
+ [28] = "FSB0 Fatal Error",
+ [27] = "FSB2 Fatal Error",
+ [26] = "FSB3 Fatal Error",
+ [25] = "Reserved",
+ [24] = "FBD Channel 0,1,2 or 3 Fatal Error",
+ [23] = "PCI Express Device 7 Fatal Error",
+ [22] = "PCI Express Device 6 Fatal Error",
+ [21] = "PCI Express Device 5 Fatal Error",
+ [20] = "PCI Express Device 4 Fatal Error",
+ [19] = "PCI Express Device 3 Fatal Error",
+ [18] = "PCI Express Device 2 Fatal Error",
+ [17] = "PCI Express Device 1 Fatal Error",
+ [16] = "ESI Fatal Error",
+ [15] = "Internal MCH Non-Fatal Error",
+ [14] = "Intel QuickData Technology Device Non Fatal Error",
+ [13] = "FSB1 Non-Fatal Error",
+ [12] = "FSB0 Non-Fatal Error",
+ [11] = "FSB2 Non-Fatal Error",
+ [10] = "FSB3 Non-Fatal Error",
+ [9] = "Reserved",
+ [8] = "FBD Channel 0,1, 2 or 3 Non-Fatal Error",
+ [7] = "PCI Express Device 7 Non-Fatal Error",
+ [6] = "PCI Express Device 6 Non-Fatal Error",
+ [5] = "PCI Express Device 5 Non-Fatal Error",
+ [4] = "PCI Express Device 4 Non-Fatal Error",
+ [3] = "PCI Express Device 3 Non-Fatal Error",
+ [2] = "PCI Express Device 2 Non-Fatal Error",
+ [1] = "PCI Express Device 1 Non-Fatal Error",
+ [0] = "ESI Non-Fatal Error",
+};
+
#if 0
/*