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powerpc/eeh: Output PHB3 diag-data

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The patch adds function ioda_eeh_phb3_phb_diag() to dump PHB3
PHB diag-data. That's called while detecting informative errors
or frozen PE on the specific PHB.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Gavin Shan
2013-09-06 09:00:04 +08:00
committed by Benjamin Herrenschmidt
parent 5c9d6d759b
commit 8c6852e036
2 changed files with 135 additions and 0 deletions
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65
arch/powerpc/include/asm/opal.h
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@@ -460,10 +460,12 @@ enum {
enum {
OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1,
OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2
};
enum {
OPAL_P7IOC_NUM_PEST_REGS = 128,
OPAL_PHB3_NUM_PEST_REGS = 256
};
struct OpalIoPhbErrorCommon {
@@ -531,6 +533,69 @@ struct OpalIoP7IOCPhbErrorData {
uint64_t pestB[OPAL_P7IOC_NUM_PEST_REGS];
};
struct OpalIoPhb3ErrorData {
struct OpalIoPhbErrorCommon common;
uint32_t brdgCtl;
/* PHB3 UTL regs */
uint32_t portStatusReg;
uint32_t rootCmplxStatus;
uint32_t busAgentStatus;
/* PHB3 cfg regs */
uint32_t deviceStatus;
uint32_t slotStatus;
uint32_t linkStatus;
uint32_t devCmdStatus;
uint32_t devSecStatus;
/* cfg AER regs */
uint32_t rootErrorStatus;
uint32_t uncorrErrorStatus;
uint32_t corrErrorStatus;
uint32_t tlpHdr1;
uint32_t tlpHdr2;
uint32_t tlpHdr3;
uint32_t tlpHdr4;
uint32_t sourceId;
uint32_t rsv3;
/* Record data about the call to allocate a buffer */
uint64_t errorClass;
uint64_t correlator;
uint64_t nFir; /* 000 */
uint64_t nFirMask; /* 003 */
uint64_t nFirWOF; /* 008 */
/* PHB3 MMIO Error Regs */
uint64_t phbPlssr; /* 120 */
uint64_t phbCsr; /* 110 */
uint64_t lemFir; /* C00 */
uint64_t lemErrorMask; /* C18 */
uint64_t lemWOF; /* C40 */
uint64_t phbErrorStatus; /* C80 */
uint64_t phbFirstErrorStatus; /* C88 */
uint64_t phbErrorLog0; /* CC0 */
uint64_t phbErrorLog1; /* CC8 */
uint64_t mmioErrorStatus; /* D00 */
uint64_t mmioFirstErrorStatus; /* D08 */
uint64_t mmioErrorLog0; /* D40 */
uint64_t mmioErrorLog1; /* D48 */
uint64_t dma0ErrorStatus; /* D80 */
uint64_t dma0FirstErrorStatus; /* D88 */
uint64_t dma0ErrorLog0; /* DC0 */
uint64_t dma0ErrorLog1; /* DC8 */
uint64_t dma1ErrorStatus; /* E00 */
uint64_t dma1FirstErrorStatus; /* E08 */
uint64_t dma1ErrorLog0; /* E40 */
uint64_t dma1ErrorLog1; /* E48 */
uint64_t pestA[OPAL_PHB3_NUM_PEST_REGS];
uint64_t pestB[OPAL_PHB3_NUM_PEST_REGS];
};
typedef struct oppanel_line {
const char * line;
uint64_t line_len;