powerpc/powernv/pci: Add support for PHB4 diagnostics
As with P7IOC and PHB3, add kernel-side support for decoding and printing diagnostic data for PHB4. Signed-off-by: Russell Currey <ruscur@russell.cc> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Russell Currey
Michael Ellerman
parent
5cb1f8fddd
commit
a4b48ba904
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@ -667,12 +667,14 @@ enum {
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enum {
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OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1,
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OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2
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OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2,
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OPAL_PHB_ERROR_DATA_TYPE_PHB4 = 3
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};
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enum {
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OPAL_P7IOC_NUM_PEST_REGS = 128,
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OPAL_PHB3_NUM_PEST_REGS = 256
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OPAL_PHB3_NUM_PEST_REGS = 256,
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OPAL_PHB4_NUM_PEST_REGS = 512
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};
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struct OpalIoPhbErrorCommon {
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@ -802,6 +804,75 @@ struct OpalIoPhb3ErrorData {
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__be64 pestB[OPAL_PHB3_NUM_PEST_REGS];
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};
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struct OpalIoPhb4ErrorData {
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struct OpalIoPhbErrorCommon common;
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__be32 brdgCtl;
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/* PHB4 cfg regs */
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__be32 deviceStatus;
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__be32 slotStatus;
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__be32 linkStatus;
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__be32 devCmdStatus;
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__be32 devSecStatus;
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/* cfg AER regs */
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__be32 rootErrorStatus;
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__be32 uncorrErrorStatus;
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__be32 corrErrorStatus;
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__be32 tlpHdr1;
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__be32 tlpHdr2;
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__be32 tlpHdr3;
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__be32 tlpHdr4;
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__be32 sourceId;
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/* PHB4 ETU Error Regs */
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__be64 nFir; /* 000 */
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__be64 nFirMask; /* 003 */
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__be64 nFirWOF; /* 008 */
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__be64 phbPlssr; /* 120 */
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__be64 phbCsr; /* 110 */
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__be64 lemFir; /* C00 */
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__be64 lemErrorMask; /* C18 */
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__be64 lemWOF; /* C40 */
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__be64 phbErrorStatus; /* C80 */
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__be64 phbFirstErrorStatus; /* C88 */
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__be64 phbErrorLog0; /* CC0 */
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__be64 phbErrorLog1; /* CC8 */
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__be64 phbTxeErrorStatus; /* D00 */
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__be64 phbTxeFirstErrorStatus; /* D08 */
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__be64 phbTxeErrorLog0; /* D40 */
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__be64 phbTxeErrorLog1; /* D48 */
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__be64 phbRxeArbErrorStatus; /* D80 */
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__be64 phbRxeArbFirstErrorStatus; /* D88 */
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__be64 phbRxeArbErrorLog0; /* DC0 */
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__be64 phbRxeArbErrorLog1; /* DC8 */
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__be64 phbRxeMrgErrorStatus; /* E00 */
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__be64 phbRxeMrgFirstErrorStatus; /* E08 */
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__be64 phbRxeMrgErrorLog0; /* E40 */
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__be64 phbRxeMrgErrorLog1; /* E48 */
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__be64 phbRxeTceErrorStatus; /* E80 */
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__be64 phbRxeTceFirstErrorStatus; /* E88 */
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__be64 phbRxeTceErrorLog0; /* EC0 */
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__be64 phbRxeTceErrorLog1; /* EC8 */
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/* PHB4 REGB Error Regs */
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__be64 phbPblErrorStatus; /* 1900 */
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__be64 phbPblFirstErrorStatus; /* 1908 */
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__be64 phbPblErrorLog0; /* 1940 */
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__be64 phbPblErrorLog1; /* 1948 */
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__be64 phbPcieDlpErrorLog1; /* 1AA0 */
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__be64 phbPcieDlpErrorLog2; /* 1AA8 */
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__be64 phbPcieDlpErrorStatus; /* 1AB0 */
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__be64 phbRegbErrorStatus; /* 1C00 */
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__be64 phbRegbFirstErrorStatus; /* 1C08 */
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__be64 phbRegbErrorLog0; /* 1C40 */
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__be64 phbRegbErrorLog1; /* 1C48 */
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__be64 pestA[OPAL_PHB4_NUM_PEST_REGS];
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__be64 pestB[OPAL_PHB4_NUM_PEST_REGS];
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};
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enum {
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OPAL_REINIT_CPUS_HILE_BE = (1 << 0),
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OPAL_REINIT_CPUS_HILE_LE = (1 << 1),
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@ -426,6 +426,108 @@ static void pnv_pci_dump_phb3_diag_data(struct pci_controller *hose,
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pnv_pci_dump_pest(data->pestA, data->pestB, OPAL_PHB3_NUM_PEST_REGS);
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}
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static void pnv_pci_dump_phb4_diag_data(struct pci_controller *hose,
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struct OpalIoPhbErrorCommon *common)
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{
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struct OpalIoPhb4ErrorData *data;
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data = (struct OpalIoPhb4ErrorData*)common;
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pr_info("PHB4 PHB#%d Diag-data (Version: %d)\n",
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hose->global_number, be32_to_cpu(common->version));
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if (data->brdgCtl)
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pr_info("brdgCtl: %08x\n",
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be32_to_cpu(data->brdgCtl));
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if (data->deviceStatus || data->slotStatus ||
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data->linkStatus || data->devCmdStatus ||
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data->devSecStatus)
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pr_info("RootSts: %08x %08x %08x %08x %08x\n",
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be32_to_cpu(data->deviceStatus),
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be32_to_cpu(data->slotStatus),
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be32_to_cpu(data->linkStatus),
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be32_to_cpu(data->devCmdStatus),
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be32_to_cpu(data->devSecStatus));
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if (data->rootErrorStatus || data->uncorrErrorStatus ||
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data->corrErrorStatus)
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pr_info("RootErrSts: %08x %08x %08x\n",
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be32_to_cpu(data->rootErrorStatus),
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be32_to_cpu(data->uncorrErrorStatus),
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be32_to_cpu(data->corrErrorStatus));
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if (data->tlpHdr1 || data->tlpHdr2 ||
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data->tlpHdr3 || data->tlpHdr4)
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pr_info("RootErrLog: %08x %08x %08x %08x\n",
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be32_to_cpu(data->tlpHdr1),
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be32_to_cpu(data->tlpHdr2),
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be32_to_cpu(data->tlpHdr3),
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be32_to_cpu(data->tlpHdr4));
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if (data->sourceId)
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pr_info("sourceId: %08x\n", be32_to_cpu(data->sourceId));
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if (data->nFir)
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pr_info("nFir: %016llx %016llx %016llx\n",
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be64_to_cpu(data->nFir),
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be64_to_cpu(data->nFirMask),
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be64_to_cpu(data->nFirWOF));
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if (data->phbPlssr || data->phbCsr)
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pr_info("PhbSts: %016llx %016llx\n",
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be64_to_cpu(data->phbPlssr),
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be64_to_cpu(data->phbCsr));
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if (data->lemFir)
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pr_info("Lem: %016llx %016llx %016llx\n",
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be64_to_cpu(data->lemFir),
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be64_to_cpu(data->lemErrorMask),
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be64_to_cpu(data->lemWOF));
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if (data->phbErrorStatus)
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pr_info("PhbErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbErrorStatus),
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be64_to_cpu(data->phbFirstErrorStatus),
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be64_to_cpu(data->phbErrorLog0),
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be64_to_cpu(data->phbErrorLog1));
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if (data->phbTxeErrorStatus)
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pr_info("PhbTxeErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbTxeErrorStatus),
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be64_to_cpu(data->phbTxeFirstErrorStatus),
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be64_to_cpu(data->phbTxeErrorLog0),
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be64_to_cpu(data->phbTxeErrorLog1));
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if (data->phbRxeArbErrorStatus)
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pr_info("RxeArbErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbRxeArbErrorStatus),
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be64_to_cpu(data->phbRxeArbFirstErrorStatus),
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be64_to_cpu(data->phbRxeArbErrorLog0),
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be64_to_cpu(data->phbRxeArbErrorLog1));
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if (data->phbRxeMrgErrorStatus)
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pr_info("RxeMrgErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbRxeMrgErrorStatus),
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be64_to_cpu(data->phbRxeMrgFirstErrorStatus),
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be64_to_cpu(data->phbRxeMrgErrorLog0),
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be64_to_cpu(data->phbRxeMrgErrorLog1));
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if (data->phbRxeTceErrorStatus)
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pr_info("RxeTceErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbRxeTceErrorStatus),
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be64_to_cpu(data->phbRxeTceFirstErrorStatus),
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be64_to_cpu(data->phbRxeTceErrorLog0),
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be64_to_cpu(data->phbRxeTceErrorLog1));
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if (data->phbPblErrorStatus)
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pr_info("PblErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbPblErrorStatus),
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be64_to_cpu(data->phbPblFirstErrorStatus),
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be64_to_cpu(data->phbPblErrorLog0),
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be64_to_cpu(data->phbPblErrorLog1));
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if (data->phbPcieDlpErrorStatus)
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pr_info("PcieDlp: %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbPcieDlpErrorLog1),
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be64_to_cpu(data->phbPcieDlpErrorLog2),
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be64_to_cpu(data->phbPcieDlpErrorStatus));
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if (data->phbRegbErrorStatus)
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pr_info("RegbErr: %016llx %016llx %016llx %016llx\n",
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be64_to_cpu(data->phbRegbErrorStatus),
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be64_to_cpu(data->phbRegbFirstErrorStatus),
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be64_to_cpu(data->phbRegbErrorLog0),
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be64_to_cpu(data->phbRegbErrorLog1));
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pnv_pci_dump_pest(data->pestA, data->pestB, OPAL_PHB4_NUM_PEST_REGS);
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}
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void pnv_pci_dump_phb_diag_data(struct pci_controller *hose,
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unsigned char *log_buff)
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{
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@ -442,6 +544,9 @@ void pnv_pci_dump_phb_diag_data(struct pci_controller *hose,
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case OPAL_PHB_ERROR_DATA_TYPE_PHB3:
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pnv_pci_dump_phb3_diag_data(hose, common);
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break;
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case OPAL_PHB_ERROR_DATA_TYPE_PHB4:
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pnv_pci_dump_phb4_diag_data(hose, common);
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break;
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default:
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pr_warn("%s: Unrecognized ioType %d\n",
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__func__, be32_to_cpu(common->ioType));
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