| /* |
| * The PCI Utilities -- Show Extended Capabilities |
| * |
| * Copyright (c) 1997--2010 Martin Mares <mj@ucw.cz> |
| * |
| * Can be freely distributed and used under the terms of the GNU GPL. |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "lspci.h" |
| |
| static void |
| cap_tph(struct device *d, int where) |
| { |
| u32 tph_cap; |
| printf("Transaction Processing Hints\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_TPH_CAPABILITIES, 4)) |
| return; |
| |
| tph_cap = get_conf_long(d, where + PCI_TPH_CAPABILITIES); |
| |
| if (tph_cap & PCI_TPH_INTVEC_SUP) |
| printf("\t\tInterrupt vector mode supported\n"); |
| if (tph_cap & PCI_TPH_DEV_SUP) |
| printf("\t\tDevice specific mode supported\n"); |
| if (tph_cap & PCI_TPH_EXT_REQ_SUP) |
| printf("\t\tExtended requester support\n"); |
| |
| switch (tph_cap & PCI_TPH_ST_LOC_MASK) { |
| case PCI_TPH_ST_NONE: |
| printf("\t\tNo steering table available\n"); |
| break; |
| case PCI_TPH_ST_CAP: |
| printf("\t\tSteering table in TPH capability structure\n"); |
| break; |
| case PCI_TPH_ST_MSIX: |
| printf("\t\tSteering table in MSI-X table\n"); |
| break; |
| default: |
| printf("\t\tReserved steering table location\n"); |
| break; |
| } |
| } |
| |
| static u32 |
| cap_ltr_scale(u8 scale) |
| { |
| return 1 << (scale * 5); |
| } |
| |
| static void |
| cap_ltr(struct device *d, int where) |
| { |
| u32 scale; |
| u16 snoop, nosnoop; |
| printf("Latency Tolerance Reporting\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_LTR_MAX_SNOOP, 4)) |
| return; |
| |
| snoop = get_conf_word(d, where + PCI_LTR_MAX_SNOOP); |
| scale = cap_ltr_scale((snoop >> PCI_LTR_SCALE_SHIFT) & PCI_LTR_SCALE_MASK); |
| printf("\t\tMax snoop latency: %lldns\n", |
| ((unsigned long long)snoop & PCI_LTR_VALUE_MASK) * scale); |
| |
| nosnoop = get_conf_word(d, where + PCI_LTR_MAX_NOSNOOP); |
| scale = cap_ltr_scale((nosnoop >> PCI_LTR_SCALE_SHIFT) & PCI_LTR_SCALE_MASK); |
| printf("\t\tMax no snoop latency: %lldns\n", |
| ((unsigned long long)nosnoop & PCI_LTR_VALUE_MASK) * scale); |
| } |
| |
| static void |
| cap_dsn(struct device *d, int where) |
| { |
| u32 t1, t2; |
| if (!config_fetch(d, where + 4, 8)) |
| return; |
| t1 = get_conf_long(d, where + 4); |
| t2 = get_conf_long(d, where + 8); |
| printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n", |
| t2 >> 24, (t2 >> 16) & 0xff, (t2 >> 8) & 0xff, t2 & 0xff, |
| t1 >> 24, (t1 >> 16) & 0xff, (t1 >> 8) & 0xff, t1 & 0xff); |
| } |
| |
| static void |
| cap_aer(struct device *d, int where, int type) |
| { |
| u32 l, l0, l1, l2, l3; |
| u16 w; |
| |
| printf("Advanced Error Reporting\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 40)) |
| return; |
| |
| l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS); |
| printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " |
| "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", |
| FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), |
| FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), |
| FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), |
| FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); |
| l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK); |
| printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " |
| "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", |
| FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), |
| FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), |
| FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), |
| FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); |
| l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER); |
| printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " |
| "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", |
| FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), |
| FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), |
| FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), |
| FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); |
| l = get_conf_long(d, where + PCI_ERR_COR_STATUS); |
| printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n", |
| FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP), |
| FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE)); |
| l = get_conf_long(d, where + PCI_ERR_COR_MASK); |
| printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n", |
| FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP), |
| FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE)); |
| l = get_conf_long(d, where + PCI_ERR_CAP); |
| printf("\t\tAERCap:\tFirst Error Pointer: %02x, ECRCGenCap%c ECRCGenEn%c ECRCChkCap%c ECRCChkEn%c\n" |
| "\t\t\tMultHdrRecCap%c MultHdrRecEn%c TLPPfxPres%c HdrLogCap%c\n", |
| PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE), |
| FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE), |
| FLAG(l, PCI_ERR_CAP_MULT_HDRC), FLAG(l, PCI_ERR_CAP_MULT_HDRE), |
| FLAG(l, PCI_ERR_CAP_TLP_PFX), FLAG(l, PCI_ERR_CAP_HDR_LOG)); |
| |
| l0 = get_conf_long(d, where + PCI_ERR_HEADER_LOG); |
| l1 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 4); |
| l2 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 8); |
| l3 = get_conf_long(d, where + PCI_ERR_HEADER_LOG + 12); |
| printf("\t\tHeaderLog: %08x %08x %08x %08x\n", l0, l1, l2, l3); |
| |
| if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ROOT_EC) |
| { |
| if (!config_fetch(d, where + PCI_ERR_ROOT_COMMAND, 12)) |
| return; |
| |
| l = get_conf_long(d, where + PCI_ERR_ROOT_COMMAND); |
| printf("\t\tRootCmd: CERptEn%c NFERptEn%c FERptEn%c\n", |
| FLAG(l, PCI_ERR_ROOT_CMD_COR_EN), |
| FLAG(l, PCI_ERR_ROOT_CMD_NONFATAL_EN), |
| FLAG(l, PCI_ERR_ROOT_CMD_FATAL_EN)); |
| |
| l = get_conf_long(d, where + PCI_ERR_ROOT_STATUS); |
| printf("\t\tRootSta: CERcvd%c MultCERcvd%c UERcvd%c MultUERcvd%c\n" |
| "\t\t\t FirstFatal%c NonFatalMsg%c FatalMsg%c IntMsg %d\n", |
| FLAG(l, PCI_ERR_ROOT_COR_RCV), |
| FLAG(l, PCI_ERR_ROOT_MULTI_COR_RCV), |
| FLAG(l, PCI_ERR_ROOT_UNCOR_RCV), |
| FLAG(l, PCI_ERR_ROOT_MULTI_UNCOR_RCV), |
| FLAG(l, PCI_ERR_ROOT_FIRST_FATAL), |
| FLAG(l, PCI_ERR_ROOT_NONFATAL_RCV), |
| FLAG(l, PCI_ERR_ROOT_FATAL_RCV), |
| PCI_ERR_MSG_NUM(l)); |
| |
| w = get_conf_word(d, where + PCI_ERR_ROOT_COR_SRC); |
| printf("\t\tErrorSrc: ERR_COR: %04x ", w); |
| |
| w = get_conf_word(d, where + PCI_ERR_ROOT_SRC); |
| printf("ERR_FATAL/NONFATAL: %04x\n", w); |
| } |
| } |
| |
| static void cap_dpc(struct device *d, int where) |
| { |
| u16 l; |
| |
| printf("Downstream Port Containment\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_DPC_CAP, 8)) |
| return; |
| |
| l = get_conf_word(d, where + PCI_DPC_CAP); |
| printf("\t\tDpcCap:\tINT Msg #%d, RPExt%c PoisonedTLP%c SwTrigger%c RP PIO Log %d, DL_ActiveErr%c\n", |
| PCI_DPC_CAP_INT_MSG(l), FLAG(l, PCI_DPC_CAP_RP_EXT), FLAG(l, PCI_DPC_CAP_TLP_BLOCK), |
| FLAG(l, PCI_DPC_CAP_SW_TRIGGER), PCI_DPC_CAP_RP_LOG(l), FLAG(l, PCI_DPC_CAP_DL_ACT_ERR)); |
| |
| l = get_conf_word(d, where + PCI_DPC_CTL); |
| printf("\t\tDpcCtl:\tTrigger:%x Cmpl%c INT%c ErrCor%c PoisonedTLP%c SwTrigger%c DL_ActiveErr%c\n", |
| PCI_DPC_CTL_TRIGGER(l), FLAG(l, PCI_DPC_CTL_CMPL), FLAG(l, PCI_DPC_CTL_INT), |
| FLAG(l, PCI_DPC_CTL_ERR_COR), FLAG(l, PCI_DPC_CTL_TLP), FLAG(l, PCI_DPC_CTL_SW_TRIGGER), |
| FLAG(l, PCI_DPC_CTL_DL_ACTIVE)); |
| |
| l = get_conf_word(d, where + PCI_DPC_STATUS); |
| printf("\t\tDpcSta:\tTrigger%c Reason:%02x INT%c RPBusy%c TriggerExt:%02x RP PIO ErrPtr:%02x\n", |
| FLAG(l, PCI_DPC_STS_TRIGGER), PCI_DPC_STS_REASON(l), FLAG(l, PCI_DPC_STS_INT), |
| FLAG(l, PCI_DPC_STS_RP_BUSY), PCI_DPC_STS_TRIGGER_EXT(l), PCI_DPC_STS_PIO_FEP(l)); |
| |
| l = get_conf_word(d, where + PCI_DPC_SOURCE); |
| printf("\t\tSource:\t%04x\n", l); |
| } |
| |
| static void |
| cap_acs(struct device *d, int where) |
| { |
| u16 w; |
| |
| printf("Access Control Services\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_ACS_CAP, 4)) |
| return; |
| |
| w = get_conf_word(d, where + PCI_ACS_CAP); |
| printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c " |
| "DirectTrans%c\n", |
| FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED), |
| FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS), |
| FLAG(w, PCI_ACS_CAP_TRANS)); |
| w = get_conf_word(d, where + PCI_ACS_CTRL); |
| printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c " |
| "DirectTrans%c\n", |
| FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED), |
| FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS), |
| FLAG(w, PCI_ACS_CTRL_TRANS)); |
| } |
| |
| static void |
| cap_ari(struct device *d, int where) |
| { |
| u16 w; |
| |
| printf("Alternative Routing-ID Interpretation (ARI)\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_ARI_CAP, 4)) |
| return; |
| |
| w = get_conf_word(d, where + PCI_ARI_CAP); |
| printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n", |
| FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS), |
| PCI_ARI_CAP_NFN(w)); |
| w = get_conf_word(d, where + PCI_ARI_CTRL); |
| printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n", |
| FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS), |
| PCI_ARI_CTRL_FG(w)); |
| } |
| |
| static void |
| cap_ats(struct device *d, int where) |
| { |
| u16 w; |
| |
| printf("Address Translation Service (ATS)\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_ATS_CAP, 4)) |
| return; |
| |
| w = get_conf_word(d, where + PCI_ATS_CAP); |
| printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w)); |
| w = get_conf_word(d, where + PCI_ATS_CTRL); |
| printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n", |
| FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w)); |
| } |
| |
| static void |
| cap_pri(struct device *d, int where) |
| { |
| u16 w; |
| u32 l; |
| |
| printf("Page Request Interface (PRI)\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_PRI_CTRL, 0xc)) |
| return; |
| |
| w = get_conf_word(d, where + PCI_PRI_CTRL); |
| printf("\t\tPRICtl: Enable%c Reset%c\n", |
| FLAG(w, PCI_PRI_CTRL_ENABLE), FLAG(w, PCI_PRI_CTRL_RESET)); |
| w = get_conf_word(d, where + PCI_PRI_STATUS); |
| printf("\t\tPRISta: RF%c UPRGI%c Stopped%c\n", |
| FLAG(w, PCI_PRI_STATUS_RF), FLAG(w, PCI_PRI_STATUS_UPRGI), |
| FLAG(w, PCI_PRI_STATUS_STOPPED)); |
| l = get_conf_long(d, where + PCI_PRI_MAX_REQ); |
| printf("\t\tPage Request Capacity: %08x, ", l); |
| l = get_conf_long(d, where + PCI_PRI_ALLOC_REQ); |
| printf("Page Request Allocation: %08x\n", l); |
| } |
| |
| static void |
| cap_pasid(struct device *d, int where) |
| { |
| u16 w; |
| |
| printf("Process Address Space ID (PASID)\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_PASID_CAP, 4)) |
| return; |
| |
| w = get_conf_word(d, where + PCI_PASID_CAP); |
| printf("\t\tPASIDCap: Exec%c Priv%c, Max PASID Width: %02x\n", |
| FLAG(w, PCI_PASID_CAP_EXEC), FLAG(w, PCI_PASID_CAP_PRIV), |
| PCI_PASID_CAP_WIDTH(w)); |
| w = get_conf_word(d, where + PCI_PASID_CTRL); |
| printf("\t\tPASIDCtl: Enable%c Exec%c Priv%c\n", |
| FLAG(w, PCI_PASID_CTRL_ENABLE), FLAG(w, PCI_PASID_CTRL_EXEC), |
| FLAG(w, PCI_PASID_CTRL_PRIV)); |
| } |
| |
| static void |
| cap_sriov(struct device *d, int where) |
| { |
| u16 b; |
| u16 w; |
| u32 l; |
| int i; |
| |
| printf("Single Root I/O Virtualization (SR-IOV)\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c)) |
| return; |
| |
| l = get_conf_long(d, where + PCI_IOV_CAP); |
| printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n", |
| FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l)); |
| w = get_conf_word(d, where + PCI_IOV_CTRL); |
| printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n", |
| FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME), |
| FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE), |
| FLAG(w, PCI_IOV_CTRL_ARI)); |
| w = get_conf_word(d, where + PCI_IOV_STATUS); |
| printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS)); |
| w = get_conf_word(d, where + PCI_IOV_INITIALVF); |
| printf("\t\tInitial VFs: %d, ", w); |
| w = get_conf_word(d, where + PCI_IOV_TOTALVF); |
| printf("Total VFs: %d, ", w); |
| w = get_conf_word(d, where + PCI_IOV_NUMVF); |
| printf("Number of VFs: %d, ", w); |
| b = get_conf_byte(d, where + PCI_IOV_FDL); |
| printf("Function Dependency Link: %02x\n", b); |
| w = get_conf_word(d, where + PCI_IOV_OFFSET); |
| printf("\t\tVF offset: %d, ", w); |
| w = get_conf_word(d, where + PCI_IOV_STRIDE); |
| printf("stride: %d, ", w); |
| w = get_conf_word(d, where + PCI_IOV_DID); |
| printf("Device ID: %04x\n", w); |
| l = get_conf_long(d, where + PCI_IOV_SUPPS); |
| printf("\t\tSupported Page Size: %08x, ", l); |
| l = get_conf_long(d, where + PCI_IOV_SYSPS); |
| printf("System Page Size: %08x\n", l); |
| |
| for (i=0; i < PCI_IOV_NUM_BAR; i++) |
| { |
| u32 addr; |
| int type; |
| u32 h; |
| l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i); |
| if (l == 0xffffffff) |
| l = 0; |
| if (!l) |
| continue; |
| printf("\t\tRegion %d: Memory at ", i); |
| addr = l & PCI_ADDR_MEM_MASK; |
| type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK; |
| if (type == PCI_BASE_ADDRESS_MEM_TYPE_64) |
| { |
| i++; |
| h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4)); |
| printf("%08x", h); |
| } |
| printf("%08x (%s-bit, %sprefetchable)\n", |
| addr, |
| (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64", |
| (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-"); |
| } |
| |
| l = get_conf_long(d, where + PCI_IOV_MSAO); |
| printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l), |
| PCI_IOV_MSA_BIR(l)); |
| } |
| |
| static void |
| cap_vc(struct device *d, int where) |
| { |
| u32 cr1, cr2; |
| u16 ctrl, status; |
| int evc_cnt; |
| int arb_table_pos; |
| int i, j; |
| static const char ref_clocks[][6] = { "100ns" }; |
| static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "??4", "??5", "??6", "??7" }; |
| static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "??6", "??7" }; |
| char buf[8]; |
| |
| printf("Virtual Channel\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + 4, 0x1c - 4)) |
| return; |
| |
| cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1); |
| cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2); |
| ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL); |
| status = get_conf_word(d, where + PCI_VC_PORT_STATUS); |
| |
| evc_cnt = BITS(cr1, 0, 3); |
| printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntryBits=%d\n", |
| BITS(cr1, 4, 3), |
| TABLE(ref_clocks, BITS(cr1, 8, 2), buf), |
| 1 << BITS(cr1, 10, 2)); |
| |
| printf("\t\tArb:"); |
| for (i=0; i<8; i++) |
| if (arb_selects[i][0] != '?' || cr2 & (1 << i)) |
| printf("%c%s%c", (i ? ' ' : '\t'), arb_selects[i], FLAG(cr2, 1 << i)); |
| arb_table_pos = BITS(cr2, 24, 8); |
| |
| printf("\n\t\tCtrl:\tArbSelect=%s\n", TABLE(arb_selects, BITS(ctrl, 1, 3), buf)); |
| printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1)); |
| |
| if (arb_table_pos) |
| { |
| arb_table_pos = where + 16*arb_table_pos; |
| printf("\t\tPort Arbitration Table [%x] <?>\n", arb_table_pos); |
| } |
| |
| for (i=0; i<=evc_cnt; i++) |
| { |
| int pos = where + PCI_VC_RES_CAP + 12*i; |
| u32 rcap, rctrl; |
| u16 rstatus; |
| int pat_pos; |
| |
| printf("\t\tVC%d:\t", i); |
| if (!config_fetch(d, pos, 12)) |
| { |
| printf("<unreadable>\n"); |
| continue; |
| } |
| rcap = get_conf_long(d, pos); |
| rctrl = get_conf_long(d, pos+4); |
| rstatus = get_conf_word(d, pos+10); |
| |
| pat_pos = BITS(rcap, 24, 8); |
| printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n", |
| pat_pos, |
| BITS(rcap, 16, 6) + 1, |
| FLAG(rcap, 1 << 15)); |
| |
| printf("\t\t\tArb:"); |
| for (j=0; j<8; j++) |
| if (vc_arb_selects[j][0] != '?' || rcap & (1 << j)) |
| printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j)); |
| |
| printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n", |
| FLAG(rctrl, 1 << 31), |
| BITS(rctrl, 24, 3), |
| TABLE(vc_arb_selects, BITS(rctrl, 17, 3), buf), |
| BITS(rctrl, 0, 8)); |
| |
| printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n", |
| FLAG(rstatus, 2), |
| FLAG(rstatus, 1)); |
| |
| if (pat_pos) |
| printf("\t\t\tPort Arbitration Table <?>\n"); |
| } |
| } |
| |
| static void |
| cap_rclink(struct device *d, int where) |
| { |
| u32 esd; |
| int num_links; |
| int i; |
| static const char elt_types[][9] = { "Config", "Egress", "Internal" }; |
| char buf[8]; |
| |
| printf("Root Complex Link\n"); |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + 4, PCI_RCLINK_LINK1 - 4)) |
| return; |
| |
| esd = get_conf_long(d, where + PCI_RCLINK_ESD); |
| num_links = BITS(esd, 8, 8); |
| printf("\t\tDesc:\tPortNumber=%02x ComponentID=%02x EltType=%s\n", |
| BITS(esd, 24, 8), |
| BITS(esd, 16, 8), |
| TABLE(elt_types, BITS(esd, 0, 8), buf)); |
| |
| for (i=0; i<num_links; i++) |
| { |
| int pos = where + PCI_RCLINK_LINK1 + i*PCI_RCLINK_LINK_SIZE; |
| u32 desc; |
| u32 addr_lo, addr_hi; |
| |
| printf("\t\tLink%d:\t", i); |
| if (!config_fetch(d, pos, PCI_RCLINK_LINK_SIZE)) |
| { |
| printf("<unreadable>\n"); |
| return; |
| } |
| desc = get_conf_long(d, pos + PCI_RCLINK_LINK_DESC); |
| addr_lo = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR); |
| addr_hi = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR + 4); |
| |
| printf("Desc:\tTargetPort=%02x TargetComponent=%02x AssocRCRB%c LinkType=%s LinkValid%c\n", |
| BITS(desc, 24, 8), |
| BITS(desc, 16, 8), |
| FLAG(desc, 4), |
| ((desc & 2) ? "Config" : "MemMapped"), |
| FLAG(desc, 1)); |
| |
| if (desc & 2) |
| { |
| int n = addr_lo & 7; |
| if (!n) |
| n = 8; |
| printf("\t\t\tAddr:\t%02x:%02x.%d CfgSpace=%08x%08x\n", |
| BITS(addr_lo, 20, n), |
| BITS(addr_lo, 15, 5), |
| BITS(addr_lo, 12, 3), |
| addr_hi, addr_lo); |
| } |
| else |
| printf("\t\t\tAddr:\t%08x%08x\n", addr_hi, addr_lo); |
| } |
| } |
| |
| static void |
| cap_evendor(struct device *d, int where) |
| { |
| u32 hdr; |
| |
| printf("Vendor Specific Information: "); |
| if (!config_fetch(d, where + PCI_EVNDR_HEADER, 4)) |
| { |
| printf("<unreadable>\n"); |
| return; |
| } |
| |
| hdr = get_conf_long(d, where + PCI_EVNDR_HEADER); |
| printf("ID=%04x Rev=%d Len=%03x <?>\n", |
| BITS(hdr, 0, 16), |
| BITS(hdr, 16, 4), |
| BITS(hdr, 20, 12)); |
| } |
| |
| static int l1pm_calc_pwron(int scale, int value) |
| { |
| switch (scale) |
| { |
| case 0: |
| return 2 * value; |
| case 1: |
| return 10 * value; |
| case 2: |
| return 100 * value; |
| } |
| return -1; |
| } |
| |
| static void |
| cap_l1pm(struct device *d, int where) |
| { |
| u32 l1_cap, val, scale; |
| int time; |
| |
| printf("L1 PM Substates\n"); |
| |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + PCI_L1PM_SUBSTAT_CAP, 12)) |
| { |
| printf("\t\t<unreadable>\n"); |
| return; |
| } |
| |
| l1_cap = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CAP); |
| printf("\t\tL1SubCap: "); |
| printf("PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c L1_PM_Substates%c\n", |
| FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_PM_L12), |
| FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_PM_L11), |
| FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_ASPM_L12), |
| FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_ASPM_L11), |
| FLAG(l1_cap, PCI_L1PM_SUBSTAT_CAP_L1PM_SUPP)); |
| |
| if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12) |
| { |
| printf("\t\t\t PortCommonModeRestoreTime=%dus ", BITS(l1_cap, 8, 8)); |
| time = l1pm_calc_pwron(BITS(l1_cap, 16, 2), BITS(l1_cap, 19, 5)); |
| if (time != -1) |
| printf("PortTPowerOnTime=%dus\n", time); |
| else |
| printf("PortTPowerOnTime=<error>\n"); |
| } |
| |
| val = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CTL1); |
| printf("\t\tL1SubCtl1: PCI-PM_L1.2%c PCI-PM_L1.1%c ASPM_L1.2%c ASPM_L1.1%c\n", |
| FLAG(val, PCI_L1PM_SUBSTAT_CTL1_PM_L12), |
| FLAG(val, PCI_L1PM_SUBSTAT_CTL1_PM_L11), |
| FLAG(val, PCI_L1PM_SUBSTAT_CTL1_ASPM_L12), |
| FLAG(val, PCI_L1PM_SUBSTAT_CTL1_ASPM_L11)); |
| |
| if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12) |
| printf("\t\t\t T_CommonMode=%dus", BITS(val, 8, 8)); |
| |
| if (l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12) |
| { |
| scale = BITS(val, 29, 3); |
| if (scale > 5) |
| printf(" LTR1.2_Threshold=<error>"); |
| else |
| printf(" LTR1.2_Threshold=%lldns", BITS(val, 16, 10) * (unsigned long long) cap_ltr_scale(scale)); |
| } |
| printf("\n"); |
| |
| val = get_conf_long(d, where + PCI_L1PM_SUBSTAT_CTL2); |
| printf("\t\tL1SubCtl2:"); |
| if (l1_cap & PCI_L1PM_SUBSTAT_CAP_PM_L12 || l1_cap & PCI_L1PM_SUBSTAT_CAP_ASPM_L12) |
| { |
| time = l1pm_calc_pwron(BITS(val, 0, 2), BITS(val, 3, 5)); |
| if (time != -1) |
| printf(" T_PwrOn=%dus", time); |
| else |
| printf(" T_PwrOn=<error>"); |
| } |
| printf("\n"); |
| } |
| |
| static void |
| cap_ptm(struct device *d, int where) |
| { |
| u32 buff; |
| u16 clock; |
| |
| printf("Precision Time Measurement\n"); |
| |
| if (verbose < 2) |
| return; |
| |
| if (!config_fetch(d, where + 4, 8)) |
| { |
| printf("\t\t<unreadable>\n"); |
| return; |
| } |
| |
| buff = get_conf_long(d, where + 4); |
| printf("\t\tPTMCap: "); |
| printf("Requester:%c Responder:%c Root:%c\n", |
| FLAG(buff, 0x1), |
| FLAG(buff, 0x2), |
| FLAG(buff, 0x4)); |
| |
| clock = BITS(buff, 8, 8); |
| printf("\t\tPTMClockGranularity: "); |
| switch (clock) |
| { |
| case 0x00: |
| printf("Unimplemented\n"); |
| break; |
| case 0xff: |
| printf("Greater than 254ns\n"); |
| break; |
| default: |
| printf("%huns\n", clock); |
| } |
| |
| buff = get_conf_long(d, where + 8); |
| printf("\t\tPTMControl: "); |
| printf("Enabled:%c RootSelected:%c\n", |
| FLAG(buff, 0x1), |
| FLAG(buff, 0x2)); |
| |
| clock = BITS(buff, 8, 8); |
| printf("\t\tPTMEffectiveGranularity: "); |
| switch (clock) |
| { |
| case 0x00: |
| printf("Unknown\n"); |
| break; |
| case 0xff: |
| printf("Greater than 254ns\n"); |
| break; |
| default: |
| printf("%huns\n", clock); |
| } |
| } |
| |
| void |
| show_ext_caps(struct device *d, int type) |
| { |
| int where = 0x100; |
| char been_there[0x1000]; |
| memset(been_there, 0, 0x1000); |
| do |
| { |
| u32 header; |
| int id, version; |
| |
| if (!config_fetch(d, where, 4)) |
| break; |
| header = get_conf_long(d, where); |
| if (!header) |
| break; |
| id = header & 0xffff; |
| version = (header >> 16) & 0xf; |
| printf("\tCapabilities: [%03x", where); |
| if (verbose > 1) |
| printf(" v%d", version); |
| printf("] "); |
| if (been_there[where]++) |
| { |
| printf("<chain looped>\n"); |
| break; |
| } |
| switch (id) |
| { |
| case PCI_EXT_CAP_ID_AER: |
| cap_aer(d, where, type); |
| break; |
| case PCI_EXT_CAP_ID_DPC: |
| cap_dpc(d, where); |
| break; |
| case PCI_EXT_CAP_ID_VC: |
| case PCI_EXT_CAP_ID_VC2: |
| cap_vc(d, where); |
| break; |
| case PCI_EXT_CAP_ID_DSN: |
| cap_dsn(d, where); |
| break; |
| case PCI_EXT_CAP_ID_PB: |
| printf("Power Budgeting <?>\n"); |
| break; |
| case PCI_EXT_CAP_ID_RCLINK: |
| cap_rclink(d, where); |
| break; |
| case PCI_EXT_CAP_ID_RCILINK: |
| printf("Root Complex Internal Link <?>\n"); |
| break; |
| case PCI_EXT_CAP_ID_RCECOLL: |
| printf("Root Complex Event Collector <?>\n"); |
| break; |
| case PCI_EXT_CAP_ID_MFVC: |
| printf("Multi-Function Virtual Channel <?>\n"); |
| break; |
| case PCI_EXT_CAP_ID_RBCB: |
| printf("Root Bridge Control Block <?>\n"); |
| break; |
| case PCI_EXT_CAP_ID_VNDR: |
| cap_evendor(d, where); |
| break; |
| case PCI_EXT_CAP_ID_ACS: |
| cap_acs(d, where); |
| break; |
| case PCI_EXT_CAP_ID_ARI: |
| cap_ari(d, where); |
| break; |
| case PCI_EXT_CAP_ID_ATS: |
| cap_ats(d, where); |
| break; |
| case PCI_EXT_CAP_ID_SRIOV: |
| cap_sriov(d, where); |
| break; |
| case PCI_EXT_CAP_ID_PRI: |
| cap_pri(d, where); |
| break; |
| case PCI_EXT_CAP_ID_TPH: |
| cap_tph(d, where); |
| break; |
| case PCI_EXT_CAP_ID_LTR: |
| cap_ltr(d, where); |
| break; |
| case PCI_EXT_CAP_ID_PASID: |
| cap_pasid(d, where); |
| break; |
| case PCI_EXT_CAP_ID_L1PM: |
| cap_l1pm(d, where); |
| break; |
| case PCI_EXT_CAP_ID_PTM: |
| cap_ptm(d, where); |
| break; |
| default: |
| printf("#%02x\n", id); |
| break; |
| } |
| where = (header >> 20) & ~3; |
| } while (where); |
| } |