diff options
author | Martin Mares <mj@ucw.cz> | 2008-11-21 22:35:59 +0100 |
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committer | Martin Mares <mj@ucw.cz> | 2008-11-21 22:35:59 +0100 |
commit | c7a349934e4b9160d5788c60f168bae1f0b6dd9d (patch) | |
tree | 058c705ad6dc58324b6bebc647f782a41777f42c /ls-caps.c | |
parent | 0ed900b0e74af41b8c1f742e17683e71e6dd3279 (diff) | |
download | pciutils-c7a349934e4b9160d5788c60f168bae1f0b6dd9d.tar.gz |
Split lspci to multiple source files.
Diffstat (limited to 'ls-caps.c')
-rw-r--r-- | ls-caps.c | 1250 |
1 files changed, 1250 insertions, 0 deletions
diff --git a/ls-caps.c b/ls-caps.c new file mode 100644 index 0000000..0a19d47 --- /dev/null +++ b/ls-caps.c @@ -0,0 +1,1250 @@ +/* + * The PCI Utilities -- Show Capabilities + * + * Copyright (c) 1997--2008 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_pm(struct device *d, int where, int cap) +{ + int t, b; + static int pm_aux_current[8] = { 0, 55, 100, 160, 220, 270, 320, 375 }; + + printf("Power Management version %d\n", cap & PCI_PM_CAP_VER_MASK); + if (verbose < 2) + return; + printf("\t\tFlags: PMEClk%c DSI%c D1%c D2%c AuxCurrent=%dmA PME(D0%c,D1%c,D2%c,D3hot%c,D3cold%c)\n", + FLAG(cap, PCI_PM_CAP_PME_CLOCK), + FLAG(cap, PCI_PM_CAP_DSI), + FLAG(cap, PCI_PM_CAP_D1), + FLAG(cap, PCI_PM_CAP_D2), + pm_aux_current[(cap >> 6) & 7], + FLAG(cap, PCI_PM_CAP_PME_D0), + FLAG(cap, PCI_PM_CAP_PME_D1), + FLAG(cap, PCI_PM_CAP_PME_D2), + FLAG(cap, PCI_PM_CAP_PME_D3_HOT), + FLAG(cap, PCI_PM_CAP_PME_D3_COLD)); + if (!config_fetch(d, where + PCI_PM_CTRL, PCI_PM_SIZEOF - PCI_PM_CTRL)) + return; + t = get_conf_word(d, where + PCI_PM_CTRL); + printf("\t\tStatus: D%d PME-Enable%c DSel=%d DScale=%d PME%c\n", + t & PCI_PM_CTRL_STATE_MASK, + FLAG(t, PCI_PM_CTRL_PME_ENABLE), + (t & PCI_PM_CTRL_DATA_SEL_MASK) >> 9, + (t & PCI_PM_CTRL_DATA_SCALE_MASK) >> 13, + FLAG(t, PCI_PM_CTRL_PME_STATUS)); + b = get_conf_byte(d, where + PCI_PM_PPB_EXTENSIONS); + if (b) + printf("\t\tBridge: PM%c B3%c\n", + FLAG(t, PCI_PM_BPCC_ENABLE), + FLAG(~t, PCI_PM_PPB_B2_B3)); +} + +static void +format_agp_rate(int rate, char *buf, int agp3) +{ + char *c = buf; + int i; + + for (i=0; i<=2; i++) + if (rate & (1 << i)) + { + if (c != buf) + *c++ = ','; + c += sprintf(c, "x%d", 1 << (i + 2*agp3)); + } + if (c != buf) + *c = 0; + else + strcpy(buf, "<none>"); +} + +static void +cap_agp(struct device *d, int where, int cap) +{ + u32 t; + char rate[16]; + int ver, rev; + int agp3 = 0; + + ver = (cap >> 4) & 0x0f; + rev = cap & 0x0f; + printf("AGP version %x.%x\n", ver, rev); + if (verbose < 2) + return; + if (!config_fetch(d, where + PCI_AGP_STATUS, PCI_AGP_SIZEOF - PCI_AGP_STATUS)) + return; + t = get_conf_long(d, where + PCI_AGP_STATUS); + if (ver >= 3 && (t & PCI_AGP_STATUS_AGP3)) + agp3 = 1; + format_agp_rate(t & 7, rate, agp3); + printf("\t\tStatus: RQ=%d Iso%c ArqSz=%d Cal=%d SBA%c ITACoh%c GART64%c HTrans%c 64bit%c FW%c AGP3%c Rate=%s\n", + ((t & PCI_AGP_STATUS_RQ_MASK) >> 24U) + 1, + FLAG(t, PCI_AGP_STATUS_ISOCH), + ((t & PCI_AGP_STATUS_ARQSZ_MASK) >> 13), + ((t & PCI_AGP_STATUS_CAL_MASK) >> 10), + FLAG(t, PCI_AGP_STATUS_SBA), + FLAG(t, PCI_AGP_STATUS_ITA_COH), + FLAG(t, PCI_AGP_STATUS_GART64), + FLAG(t, PCI_AGP_STATUS_HTRANS), + FLAG(t, PCI_AGP_STATUS_64BIT), + FLAG(t, PCI_AGP_STATUS_FW), + FLAG(t, PCI_AGP_STATUS_AGP3), + rate); + t = get_conf_long(d, where + PCI_AGP_COMMAND); + format_agp_rate(t & 7, rate, agp3); + printf("\t\tCommand: RQ=%d ArqSz=%d Cal=%d SBA%c AGP%c GART64%c 64bit%c FW%c Rate=%s\n", + ((t & PCI_AGP_COMMAND_RQ_MASK) >> 24U) + 1, + ((t & PCI_AGP_COMMAND_ARQSZ_MASK) >> 13), + ((t & PCI_AGP_COMMAND_CAL_MASK) >> 10), + FLAG(t, PCI_AGP_COMMAND_SBA), + FLAG(t, PCI_AGP_COMMAND_AGP), + FLAG(t, PCI_AGP_COMMAND_GART64), + FLAG(t, PCI_AGP_COMMAND_64BIT), + FLAG(t, PCI_AGP_COMMAND_FW), + rate); +} + +static void +cap_pcix_nobridge(struct device *d, int where) +{ + u16 command; + u32 status; + static const byte max_outstanding[8] = { 1, 2, 3, 4, 8, 12, 16, 32 }; + + printf("PCI-X non-bridge device\n"); + + if (verbose < 2) + return; + + if (!config_fetch(d, where + PCI_PCIX_STATUS, 4)) + return; + + command = get_conf_word(d, where + PCI_PCIX_COMMAND); + status = get_conf_long(d, where + PCI_PCIX_STATUS); + printf("\t\tCommand: DPERE%c ERO%c RBC=%d OST=%d\n", + FLAG(command, PCI_PCIX_COMMAND_DPERE), + FLAG(command, PCI_PCIX_COMMAND_ERO), + 1 << (9 + ((command & PCI_PCIX_COMMAND_MAX_MEM_READ_BYTE_COUNT) >> 2U)), + max_outstanding[(command & PCI_PCIX_COMMAND_MAX_OUTSTANDING_SPLIT_TRANS) >> 4U]); + printf("\t\tStatus: Dev=%02x:%02x.%d 64bit%c 133MHz%c SCD%c USC%c DC=%s DMMRBC=%u DMOST=%u DMCRS=%u RSCEM%c 266MHz%c 533MHz%c\n", + ((status >> 8) & 0xff), + ((status >> 3) & 0x1f), + (status & PCI_PCIX_STATUS_FUNCTION), + FLAG(status, PCI_PCIX_STATUS_64BIT), + FLAG(status, PCI_PCIX_STATUS_133MHZ), + FLAG(status, PCI_PCIX_STATUS_SC_DISCARDED), + FLAG(status, PCI_PCIX_STATUS_UNEXPECTED_SC), + ((status & PCI_PCIX_STATUS_DEVICE_COMPLEXITY) ? "bridge" : "simple"), + 1 << (9 + ((status >> 21) & 3U)), + max_outstanding[(status >> 23) & 7U], + 1 << (3 + ((status >> 26) & 7U)), + FLAG(status, PCI_PCIX_STATUS_RCVD_SC_ERR_MESS), + FLAG(status, PCI_PCIX_STATUS_266MHZ), + FLAG(status, PCI_PCIX_STATUS_533MHZ)); +} + +static void +cap_pcix_bridge(struct device *d, int where) +{ + static const char * const sec_clock_freq[8] = { "conv", "66MHz", "100MHz", "133MHz", "?4", "?5", "?6", "?7" }; + u16 secstatus; + u32 status, upstcr, downstcr; + + printf("PCI-X bridge device\n"); + + if (verbose < 2) + return; + + if (!config_fetch(d, where + PCI_PCIX_BRIDGE_STATUS, 12)) + return; + + secstatus = get_conf_word(d, where + PCI_PCIX_BRIDGE_SEC_STATUS); + printf("\t\tSecondary Status: 64bit%c 133MHz%c SCD%c USC%c SCO%c SRD%c Freq=%s\n", + FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_64BIT), + FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_133MHZ), + FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SC_DISCARDED), + FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_UNEXPECTED_SC), + FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SC_OVERRUN), + FLAG(secstatus, PCI_PCIX_BRIDGE_SEC_STATUS_SPLIT_REQUEST_DELAYED), + sec_clock_freq[(secstatus >> 6) & 7]); + status = get_conf_long(d, where + PCI_PCIX_BRIDGE_STATUS); + printf("\t\tStatus: Dev=%02x:%02x.%d 64bit%c 133MHz%c SCD%c USC%c SCO%c SRD%c\n", + ((status >> 8) & 0xff), + ((status >> 3) & 0x1f), + (status & PCI_PCIX_BRIDGE_STATUS_FUNCTION), + FLAG(status, PCI_PCIX_BRIDGE_STATUS_64BIT), + FLAG(status, PCI_PCIX_BRIDGE_STATUS_133MHZ), + FLAG(status, PCI_PCIX_BRIDGE_STATUS_SC_DISCARDED), + FLAG(status, PCI_PCIX_BRIDGE_STATUS_UNEXPECTED_SC), + FLAG(status, PCI_PCIX_BRIDGE_STATUS_SC_OVERRUN), + FLAG(status, PCI_PCIX_BRIDGE_STATUS_SPLIT_REQUEST_DELAYED)); + upstcr = get_conf_long(d, where + PCI_PCIX_BRIDGE_UPSTREAM_SPLIT_TRANS_CTRL); + printf("\t\tUpstream: Capacity=%u CommitmentLimit=%u\n", + (upstcr & PCI_PCIX_BRIDGE_STR_CAPACITY), + (upstcr >> 16) & 0xffff); + downstcr = get_conf_long(d, where + PCI_PCIX_BRIDGE_DOWNSTREAM_SPLIT_TRANS_CTRL); + printf("\t\tDownstream: Capacity=%u CommitmentLimit=%u\n", + (downstcr & PCI_PCIX_BRIDGE_STR_CAPACITY), + (downstcr >> 16) & 0xffff); +} + +static void +cap_pcix(struct device *d, int where) +{ + switch (get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f) + { + case PCI_HEADER_TYPE_NORMAL: + cap_pcix_nobridge(d, where); + break; + case PCI_HEADER_TYPE_BRIDGE: + cap_pcix_bridge(d, where); + break; + } +} + +static inline char * +ht_link_width(unsigned width) +{ + static char * const widths[8] = { "8bit", "16bit", "[2]", "32bit", "2bit", "4bit", "[6]", "N/C" }; + return widths[width]; +} + +static inline char * +ht_link_freq(unsigned freq) +{ + static char * const freqs[16] = { "200MHz", "300MHz", "400MHz", "500MHz", "600MHz", "800MHz", "1.0GHz", "1.2GHz", + "1.4GHz", "1.6GHz", "[a]", "[b]", "[c]", "[d]", "[e]", "Vend" }; + return freqs[freq]; +} + +static void +cap_ht_pri(struct device *d, int where, int cmd) +{ + u16 lctr0, lcnf0, lctr1, lcnf1, eh; + u8 rid, lfrer0, lfcap0, ftr, lfrer1, lfcap1, mbu, mlu, bn; + char *fmt; + + printf("HyperTransport: Slave or Primary Interface\n"); + if (verbose < 2) + return; + + if (!config_fetch(d, where + PCI_HT_PRI_LCTR0, PCI_HT_PRI_SIZEOF - PCI_HT_PRI_LCTR0)) + return; + rid = get_conf_byte(d, where + PCI_HT_PRI_RID); + if (rid < 0x22 && rid > 0x11) + printf("\t\t!!! Possibly incomplete decoding\n"); + + if (rid >= 0x22) + fmt = "\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c DUL%c\n"; + else + fmt = "\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c\n"; + printf(fmt, + (cmd & PCI_HT_PRI_CMD_BUID), + (cmd & PCI_HT_PRI_CMD_UC) >> 5, + FLAG(cmd, PCI_HT_PRI_CMD_MH), + FLAG(cmd, PCI_HT_PRI_CMD_DD), + FLAG(cmd, PCI_HT_PRI_CMD_DUL)); + lctr0 = get_conf_word(d, where + PCI_HT_PRI_LCTR0); + if (rid >= 0x22) + fmt = "\t\tLink Control 0: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n"; + else + fmt = "\t\tLink Control 0: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n"; + printf(fmt, + FLAG(lctr0, PCI_HT_LCTR_CFLE), + FLAG(lctr0, PCI_HT_LCTR_CST), + FLAG(lctr0, PCI_HT_LCTR_CFE), + FLAG(lctr0, PCI_HT_LCTR_LKFAIL), + FLAG(lctr0, PCI_HT_LCTR_INIT), + FLAG(lctr0, PCI_HT_LCTR_EOC), + FLAG(lctr0, PCI_HT_LCTR_TXO), + (lctr0 & PCI_HT_LCTR_CRCERR) >> 8, + FLAG(lctr0, PCI_HT_LCTR_ISOCEN), + FLAG(lctr0, PCI_HT_LCTR_LSEN), + FLAG(lctr0, PCI_HT_LCTR_EXTCTL), + FLAG(lctr0, PCI_HT_LCTR_64B)); + lcnf0 = get_conf_word(d, where + PCI_HT_PRI_LCNF0); + if (rid >= 0x22) + fmt = "\t\tLink Config 0: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n"; + else + fmt = "\t\tLink Config 0: MLWI=%s MLWO=%s LWI=%s LWO=%s\n"; + printf(fmt, + ht_link_width(lcnf0 & PCI_HT_LCNF_MLWI), + ht_link_width((lcnf0 & PCI_HT_LCNF_MLWO) >> 4), + ht_link_width((lcnf0 & PCI_HT_LCNF_LWI) >> 8), + ht_link_width((lcnf0 & PCI_HT_LCNF_LWO) >> 12), + FLAG(lcnf0, PCI_HT_LCNF_DFI), + FLAG(lcnf0, PCI_HT_LCNF_DFO), + FLAG(lcnf0, PCI_HT_LCNF_DFIE), + FLAG(lcnf0, PCI_HT_LCNF_DFOE)); + lctr1 = get_conf_word(d, where + PCI_HT_PRI_LCTR1); + if (rid >= 0x22) + fmt = "\t\tLink Control 1: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n"; + else + fmt = "\t\tLink Control 1: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n"; + printf(fmt, + FLAG(lctr1, PCI_HT_LCTR_CFLE), + FLAG(lctr1, PCI_HT_LCTR_CST), + FLAG(lctr1, PCI_HT_LCTR_CFE), + FLAG(lctr1, PCI_HT_LCTR_LKFAIL), + FLAG(lctr1, PCI_HT_LCTR_INIT), + FLAG(lctr1, PCI_HT_LCTR_EOC), + FLAG(lctr1, PCI_HT_LCTR_TXO), + (lctr1 & PCI_HT_LCTR_CRCERR) >> 8, + FLAG(lctr1, PCI_HT_LCTR_ISOCEN), + FLAG(lctr1, PCI_HT_LCTR_LSEN), + FLAG(lctr1, PCI_HT_LCTR_EXTCTL), + FLAG(lctr1, PCI_HT_LCTR_64B)); + lcnf1 = get_conf_word(d, where + PCI_HT_PRI_LCNF1); + if (rid >= 0x22) + fmt = "\t\tLink Config 1: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n"; + else + fmt = "\t\tLink Config 1: MLWI=%s MLWO=%s LWI=%s LWO=%s\n"; + printf(fmt, + ht_link_width(lcnf1 & PCI_HT_LCNF_MLWI), + ht_link_width((lcnf1 & PCI_HT_LCNF_MLWO) >> 4), + ht_link_width((lcnf1 & PCI_HT_LCNF_LWI) >> 8), + ht_link_width((lcnf1 & PCI_HT_LCNF_LWO) >> 12), + FLAG(lcnf1, PCI_HT_LCNF_DFI), + FLAG(lcnf1, PCI_HT_LCNF_DFO), + FLAG(lcnf1, PCI_HT_LCNF_DFIE), + FLAG(lcnf1, PCI_HT_LCNF_DFOE)); + printf("\t\tRevision ID: %u.%02u\n", + (rid & PCI_HT_RID_MAJ) >> 5, (rid & PCI_HT_RID_MIN)); + if (rid < 0x22) + return; + lfrer0 = get_conf_byte(d, where + PCI_HT_PRI_LFRER0); + printf("\t\tLink Frequency 0: %s\n", ht_link_freq(lfrer0 & PCI_HT_LFRER_FREQ)); + printf("\t\tLink Error 0: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n", + FLAG(lfrer0, PCI_HT_LFRER_PROT), + FLAG(lfrer0, PCI_HT_LFRER_OV), + FLAG(lfrer0, PCI_HT_LFRER_EOC), + FLAG(lfrer0, PCI_HT_LFRER_CTLT)); + lfcap0 = get_conf_byte(d, where + PCI_HT_PRI_LFCAP0); + printf("\t\tLink Frequency Capability 0: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n", + FLAG(lfcap0, PCI_HT_LFCAP_200), + FLAG(lfcap0, PCI_HT_LFCAP_300), + FLAG(lfcap0, PCI_HT_LFCAP_400), + FLAG(lfcap0, PCI_HT_LFCAP_500), + FLAG(lfcap0, PCI_HT_LFCAP_600), + FLAG(lfcap0, PCI_HT_LFCAP_800), + FLAG(lfcap0, PCI_HT_LFCAP_1000), + FLAG(lfcap0, PCI_HT_LFCAP_1200), + FLAG(lfcap0, PCI_HT_LFCAP_1400), + FLAG(lfcap0, PCI_HT_LFCAP_1600), + FLAG(lfcap0, PCI_HT_LFCAP_VEND)); + ftr = get_conf_byte(d, where + PCI_HT_PRI_FTR); + printf("\t\tFeature Capability: IsocFC%c LDTSTOP%c CRCTM%c ECTLT%c 64bA%c UIDRD%c\n", + FLAG(ftr, PCI_HT_FTR_ISOCFC), + FLAG(ftr, PCI_HT_FTR_LDTSTOP), + FLAG(ftr, PCI_HT_FTR_CRCTM), + FLAG(ftr, PCI_HT_FTR_ECTLT), + FLAG(ftr, PCI_HT_FTR_64BA), + FLAG(ftr, PCI_HT_FTR_UIDRD)); + lfrer1 = get_conf_byte(d, where + PCI_HT_PRI_LFRER1); + printf("\t\tLink Frequency 1: %s\n", ht_link_freq(lfrer1 & PCI_HT_LFRER_FREQ)); + printf("\t\tLink Error 1: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n", + FLAG(lfrer1, PCI_HT_LFRER_PROT), + FLAG(lfrer1, PCI_HT_LFRER_OV), + FLAG(lfrer1, PCI_HT_LFRER_EOC), + FLAG(lfrer1, PCI_HT_LFRER_CTLT)); + lfcap1 = get_conf_byte(d, where + PCI_HT_PRI_LFCAP1); + printf("\t\tLink Frequency Capability 1: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n", + FLAG(lfcap1, PCI_HT_LFCAP_200), + FLAG(lfcap1, PCI_HT_LFCAP_300), + FLAG(lfcap1, PCI_HT_LFCAP_400), + FLAG(lfcap1, PCI_HT_LFCAP_500), + FLAG(lfcap1, PCI_HT_LFCAP_600), + FLAG(lfcap1, PCI_HT_LFCAP_800), + FLAG(lfcap1, PCI_HT_LFCAP_1000), + FLAG(lfcap1, PCI_HT_LFCAP_1200), + FLAG(lfcap1, PCI_HT_LFCAP_1400), + FLAG(lfcap1, PCI_HT_LFCAP_1600), + FLAG(lfcap1, PCI_HT_LFCAP_VEND)); + eh = get_conf_word(d, where + PCI_HT_PRI_EH); + printf("\t\tError Handling: PFlE%c OFlE%c PFE%c OFE%c EOCFE%c RFE%c CRCFE%c SERRFE%c CF%c RE%c PNFE%c ONFE%c EOCNFE%c RNFE%c CRCNFE%c SERRNFE%c\n", + FLAG(eh, PCI_HT_EH_PFLE), + FLAG(eh, PCI_HT_EH_OFLE), + FLAG(eh, PCI_HT_EH_PFE), + FLAG(eh, PCI_HT_EH_OFE), + FLAG(eh, PCI_HT_EH_EOCFE), + FLAG(eh, PCI_HT_EH_RFE), + FLAG(eh, PCI_HT_EH_CRCFE), + FLAG(eh, PCI_HT_EH_SERRFE), + FLAG(eh, PCI_HT_EH_CF), + FLAG(eh, PCI_HT_EH_RE), + FLAG(eh, PCI_HT_EH_PNFE), + FLAG(eh, PCI_HT_EH_ONFE), + FLAG(eh, PCI_HT_EH_EOCNFE), + FLAG(eh, PCI_HT_EH_RNFE), + FLAG(eh, PCI_HT_EH_CRCNFE), + FLAG(eh, PCI_HT_EH_SERRNFE)); + mbu = get_conf_byte(d, where + PCI_HT_PRI_MBU); + mlu = get_conf_byte(d, where + PCI_HT_PRI_MLU); + printf("\t\tPrefetchable memory behind bridge Upper: %02x-%02x\n", mbu, mlu); + bn = get_conf_byte(d, where + PCI_HT_PRI_BN); + printf("\t\tBus Number: %02x\n", bn); +} + +static void +cap_ht_sec(struct device *d, int where, int cmd) +{ + u16 lctr, lcnf, ftr, eh; + u8 rid, lfrer, lfcap, mbu, mlu; + char *fmt; + + printf("HyperTransport: Host or Secondary Interface\n"); + if (verbose < 2) + return; + + if (!config_fetch(d, where + PCI_HT_SEC_LCTR, PCI_HT_SEC_SIZEOF - PCI_HT_SEC_LCTR)) + return; + rid = get_conf_byte(d, where + PCI_HT_SEC_RID); + if (rid < 0x22 && rid > 0x11) + printf("\t\t!!! Possibly incomplete decoding\n"); + + if (rid >= 0x22) + fmt = "\t\tCommand: WarmRst%c DblEnd%c DevNum=%u ChainSide%c HostHide%c Slave%c <EOCErr%c DUL%c\n"; + else + fmt = "\t\tCommand: WarmRst%c DblEnd%c\n"; + printf(fmt, + FLAG(cmd, PCI_HT_SEC_CMD_WR), + FLAG(cmd, PCI_HT_SEC_CMD_DE), + (cmd & PCI_HT_SEC_CMD_DN) >> 2, + FLAG(cmd, PCI_HT_SEC_CMD_CS), + FLAG(cmd, PCI_HT_SEC_CMD_HH), + FLAG(cmd, PCI_HT_SEC_CMD_AS), + FLAG(cmd, PCI_HT_SEC_CMD_HIECE), + FLAG(cmd, PCI_HT_SEC_CMD_DUL)); + lctr = get_conf_word(d, where + PCI_HT_SEC_LCTR); + if (rid >= 0x22) + fmt = "\t\tLink Control: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x IsocEn%c LSEn%c ExtCTL%c 64b%c\n"; + else + fmt = "\t\tLink Control: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x\n"; + printf(fmt, + FLAG(lctr, PCI_HT_LCTR_CFLE), + FLAG(lctr, PCI_HT_LCTR_CST), + FLAG(lctr, PCI_HT_LCTR_CFE), + FLAG(lctr, PCI_HT_LCTR_LKFAIL), + FLAG(lctr, PCI_HT_LCTR_INIT), + FLAG(lctr, PCI_HT_LCTR_EOC), + FLAG(lctr, PCI_HT_LCTR_TXO), + (lctr & PCI_HT_LCTR_CRCERR) >> 8, + FLAG(lctr, PCI_HT_LCTR_ISOCEN), + FLAG(lctr, PCI_HT_LCTR_LSEN), + FLAG(lctr, PCI_HT_LCTR_EXTCTL), + FLAG(lctr, PCI_HT_LCTR_64B)); + lcnf = get_conf_word(d, where + PCI_HT_SEC_LCNF); + if (rid >= 0x22) + fmt = "\t\tLink Config: MLWI=%1$s DwFcIn%5$c MLWO=%2$s DwFcOut%6$c LWI=%3$s DwFcInEn%7$c LWO=%4$s DwFcOutEn%8$c\n"; + else + fmt = "\t\tLink Config: MLWI=%s MLWO=%s LWI=%s LWO=%s\n"; + printf(fmt, + ht_link_width(lcnf & PCI_HT_LCNF_MLWI), + ht_link_width((lcnf & PCI_HT_LCNF_MLWO) >> 4), + ht_link_width((lcnf & PCI_HT_LCNF_LWI) >> 8), + ht_link_width((lcnf & PCI_HT_LCNF_LWO) >> 12), + FLAG(lcnf, PCI_HT_LCNF_DFI), + FLAG(lcnf, PCI_HT_LCNF_DFO), + FLAG(lcnf, PCI_HT_LCNF_DFIE), + FLAG(lcnf, PCI_HT_LCNF_DFOE)); + printf("\t\tRevision ID: %u.%02u\n", + (rid & PCI_HT_RID_MAJ) >> 5, (rid & PCI_HT_RID_MIN)); + if (rid < 0x22) + return; + lfrer = get_conf_byte(d, where + PCI_HT_SEC_LFRER); + printf("\t\tLink Frequency: %s\n", ht_link_freq(lfrer & PCI_HT_LFRER_FREQ)); + printf("\t\tLink Error: <Prot%c <Ovfl%c <EOC%c CTLTm%c\n", + FLAG(lfrer, PCI_HT_LFRER_PROT), + FLAG(lfrer, PCI_HT_LFRER_OV), + FLAG(lfrer, PCI_HT_LFRER_EOC), + FLAG(lfrer, PCI_HT_LFRER_CTLT)); + lfcap = get_conf_byte(d, where + PCI_HT_SEC_LFCAP); + printf("\t\tLink Frequency Capability: 200MHz%c 300MHz%c 400MHz%c 500MHz%c 600MHz%c 800MHz%c 1.0GHz%c 1.2GHz%c 1.4GHz%c 1.6GHz%c Vend%c\n", + FLAG(lfcap, PCI_HT_LFCAP_200), + FLAG(lfcap, PCI_HT_LFCAP_300), + FLAG(lfcap, PCI_HT_LFCAP_400), + FLAG(lfcap, PCI_HT_LFCAP_500), + FLAG(lfcap, PCI_HT_LFCAP_600), + FLAG(lfcap, PCI_HT_LFCAP_800), + FLAG(lfcap, PCI_HT_LFCAP_1000), + FLAG(lfcap, PCI_HT_LFCAP_1200), + FLAG(lfcap, PCI_HT_LFCAP_1400), + FLAG(lfcap, PCI_HT_LFCAP_1600), + FLAG(lfcap, PCI_HT_LFCAP_VEND)); + ftr = get_conf_word(d, where + PCI_HT_SEC_FTR); + printf("\t\tFeature Capability: IsocFC%c LDTSTOP%c CRCTM%c ECTLT%c 64bA%c UIDRD%c ExtRS%c UCnfE%c\n", + FLAG(ftr, PCI_HT_FTR_ISOCFC), + FLAG(ftr, PCI_HT_FTR_LDTSTOP), + FLAG(ftr, PCI_HT_FTR_CRCTM), + FLAG(ftr, PCI_HT_FTR_ECTLT), + FLAG(ftr, PCI_HT_FTR_64BA), + FLAG(ftr, PCI_HT_FTR_UIDRD), + FLAG(ftr, PCI_HT_SEC_FTR_EXTRS), + FLAG(ftr, PCI_HT_SEC_FTR_UCNFE)); + if (ftr & PCI_HT_SEC_FTR_EXTRS) + { + eh = get_conf_word(d, where + PCI_HT_SEC_EH); + printf("\t\tError Handling: PFlE%c OFlE%c PFE%c OFE%c EOCFE%c RFE%c CRCFE%c SERRFE%c CF%c RE%c PNFE%c ONFE%c EOCNFE%c RNFE%c CRCNFE%c SERRNFE%c\n", + FLAG(eh, PCI_HT_EH_PFLE), + FLAG(eh, PCI_HT_EH_OFLE), + FLAG(eh, PCI_HT_EH_PFE), + FLAG(eh, PCI_HT_EH_OFE), + FLAG(eh, PCI_HT_EH_EOCFE), + FLAG(eh, PCI_HT_EH_RFE), + FLAG(eh, PCI_HT_EH_CRCFE), + FLAG(eh, PCI_HT_EH_SERRFE), + FLAG(eh, PCI_HT_EH_CF), + FLAG(eh, PCI_HT_EH_RE), + FLAG(eh, PCI_HT_EH_PNFE), + FLAG(eh, PCI_HT_EH_ONFE), + FLAG(eh, PCI_HT_EH_EOCNFE), + FLAG(eh, PCI_HT_EH_RNFE), + FLAG(eh, PCI_HT_EH_CRCNFE), + FLAG(eh, PCI_HT_EH_SERRNFE)); + mbu = get_conf_byte(d, where + PCI_HT_SEC_MBU); + mlu = get_conf_byte(d, where + PCI_HT_SEC_MLU); + printf("\t\tPrefetchable memory behind bridge Upper: %02x-%02x\n", mbu, mlu); + } +} + +static void +cap_ht(struct device *d, int where, int cmd) +{ + int type; + + switch (cmd & PCI_HT_CMD_TYP_HI) + { + case PCI_HT_CMD_TYP_HI_PRI: + cap_ht_pri(d, where, cmd); + return; + case PCI_HT_CMD_TYP_HI_SEC: + cap_ht_sec(d, where, cmd); + return; + } + + type = cmd & PCI_HT_CMD_TYP; + switch (type) + { + case PCI_HT_CMD_TYP_SW: + printf("HyperTransport: Switch\n"); + break; + case PCI_HT_CMD_TYP_IDC: + printf("HyperTransport: Interrupt Discovery and Configuration\n"); + break; + case PCI_HT_CMD_TYP_RID: + printf("HyperTransport: Revision ID: %u.%02u\n", + (cmd & PCI_HT_RID_MAJ) >> 5, (cmd & PCI_HT_RID_MIN)); + break; + case PCI_HT_CMD_TYP_UIDC: + printf("HyperTransport: UnitID Clumping\n"); + break; + case PCI_HT_CMD_TYP_ECSA: + printf("HyperTransport: Extended Configuration Space Access\n"); + break; + case PCI_HT_CMD_TYP_AM: + printf("HyperTransport: Address Mapping\n"); + break; + case PCI_HT_CMD_TYP_MSIM: + printf("HyperTransport: MSI Mapping Enable%c Fixed%c\n", + FLAG(cmd, PCI_HT_MSIM_CMD_EN), + FLAG(cmd, PCI_HT_MSIM_CMD_FIXD)); + if (verbose >= 2 && !(cmd & PCI_HT_MSIM_CMD_FIXD)) + { + u32 offl, offh; + if (!config_fetch(d, where + PCI_HT_MSIM_ADDR_LO, 8)) + break; + offl = get_conf_long(d, where + PCI_HT_MSIM_ADDR_LO); + offh = get_conf_long(d, where + PCI_HT_MSIM_ADDR_HI); + printf("\t\tMapping Address Base: %016llx\n", ((unsigned long long)offh << 32) | (offl & ~0xfffff)); + } + break; + case PCI_HT_CMD_TYP_DR: + printf("HyperTransport: DirectRoute\n"); + break; + case PCI_HT_CMD_TYP_VCS: + printf("HyperTransport: VCSet\n"); + break; + case PCI_HT_CMD_TYP_RM: + printf("HyperTransport: Retry Mode\n"); + break; + case PCI_HT_CMD_TYP_X86: + printf("HyperTransport: X86 (reserved)\n"); + break; + default: + printf("HyperTransport: #%02x\n", type >> 11); + } +} + +static void +cap_msi(struct device *d, int where, int cap) +{ + int is64; + u32 t; + u16 w; + + printf("MSI: Mask%c 64bit%c Count=%d/%d Enable%c\n", + FLAG(cap, PCI_MSI_FLAGS_MASK_BIT), + FLAG(cap, PCI_MSI_FLAGS_64BIT), + 1 << ((cap & PCI_MSI_FLAGS_QSIZE) >> 4), + 1 << ((cap & PCI_MSI_FLAGS_QMASK) >> 1), + FLAG(cap, PCI_MSI_FLAGS_ENABLE)); + if (verbose < 2) + return; + is64 = cap & PCI_MSI_FLAGS_64BIT; + if (!config_fetch(d, where + PCI_MSI_ADDRESS_LO, (is64 ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32) + 2 - PCI_MSI_ADDRESS_LO)) + return; + printf("\t\tAddress: "); + if (is64) + { + t = get_conf_long(d, where + PCI_MSI_ADDRESS_HI); + w = get_conf_word(d, where + PCI_MSI_DATA_64); + printf("%08x", t); + } + else + w = get_conf_word(d, where + PCI_MSI_DATA_32); + t = get_conf_long(d, where + PCI_MSI_ADDRESS_LO); + printf("%08x Data: %04x\n", t, w); + if (cap & PCI_MSI_FLAGS_MASK_BIT) + { + u32 mask, pending; + + if (is64) + { + if (!config_fetch(d, where + PCI_MSI_MASK_BIT_64, 8)) + return; + mask = get_conf_long(d, where + PCI_MSI_MASK_BIT_64); + pending = get_conf_long(d, where + PCI_MSI_PENDING_64); + } + else + { + if (!config_fetch(d, where + PCI_MSI_MASK_BIT_32, 8)) + return; + mask = get_conf_long(d, where + PCI_MSI_MASK_BIT_32); + pending = get_conf_long(d, where + PCI_MSI_PENDING_32); + } + printf("\t\tMasking: %08x Pending: %08x\n", mask, pending); + } +} + +static float power_limit(int value, int scale) +{ + static const float scales[4] = { 1.0, 0.1, 0.01, 0.001 }; + return value * scales[scale]; +} + +static const char *latency_l0s(int value) +{ + static const char *latencies[] = { "<64ns", "<128ns", "<256ns", "<512ns", "<1us", "<2us", "<4us", "unlimited" }; + return latencies[value]; +} + +static const char *latency_l1(int value) +{ + static const char *latencies[] = { "<1us", "<2us", "<4us", "<8us", "<16us", "<32us", "<64us", "unlimited" }; + return latencies[value]; +} + +static void cap_express_dev(struct device *d, int where, int type) +{ + u32 t; + u16 w; + + t = get_conf_long(d, where + PCI_EXP_DEVCAP); + printf("\t\tDevCap:\tMaxPayload %d bytes, PhantFunc %d, Latency L0s %s, L1 %s\n", + 128 << (t & PCI_EXP_DEVCAP_PAYLOAD), + (1 << ((t & PCI_EXP_DEVCAP_PHANTOM) >> 3)) - 1, + latency_l0s((t & PCI_EXP_DEVCAP_L0S) >> 6), + latency_l1((t & PCI_EXP_DEVCAP_L1) >> 9)); + printf("\t\t\tExtTag%c", FLAG(t, PCI_EXP_DEVCAP_EXT_TAG)); + if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END) || + (type == PCI_EXP_TYPE_UPSTREAM) || (type == PCI_EXP_TYPE_PCI_BRIDGE)) + printf(" AttnBtn%c AttnInd%c PwrInd%c", + FLAG(t, PCI_EXP_DEVCAP_ATN_BUT), + FLAG(t, PCI_EXP_DEVCAP_ATN_IND), FLAG(t, PCI_EXP_DEVCAP_PWR_IND)); + printf(" RBE%c FLReset%c", + FLAG(t, PCI_EXP_DEVCAP_RBE), + FLAG(t, PCI_EXP_DEVCAP_FLRESET)); + if (type == PCI_EXP_TYPE_UPSTREAM) + printf("SlotPowerLimit %fW", + power_limit((t & PCI_EXP_DEVCAP_PWR_VAL) >> 18, + (t & PCI_EXP_DEVCAP_PWR_SCL) >> 26)); + printf("\n"); + + w = get_conf_word(d, where + PCI_EXP_DEVCTL); + printf("\t\tDevCtl:\tReport errors: Correctable%c Non-Fatal%c Fatal%c Unsupported%c\n", + FLAG(w, PCI_EXP_DEVCTL_CERE), + FLAG(w, PCI_EXP_DEVCTL_NFERE), + FLAG(w, PCI_EXP_DEVCTL_FERE), + FLAG(w, PCI_EXP_DEVCTL_URRE)); + printf("\t\t\tRlxdOrd%c ExtTag%c PhantFunc%c AuxPwr%c NoSnoop%c", + FLAG(w, PCI_EXP_DEVCTL_RELAXED), + FLAG(w, PCI_EXP_DEVCTL_EXT_TAG), + FLAG(w, PCI_EXP_DEVCTL_PHANTOM), + FLAG(w, PCI_EXP_DEVCTL_AUX_PME), + FLAG(w, PCI_EXP_DEVCTL_NOSNOOP)); + if (type == PCI_EXP_TYPE_PCI_BRIDGE || type == PCI_EXP_TYPE_PCIE_BRIDGE) + printf(" BrConfRtry%c", FLAG(w, PCI_EXP_DEVCTL_BCRE)); + if (type == PCI_EXP_TYPE_ENDPOINT && (t & PCI_EXP_DEVCAP_FLRESET)) + printf(" FLReset%c", FLAG(w, PCI_EXP_DEVCTL_FLRESET)); + printf("\n\t\t\tMaxPayload %d bytes, MaxReadReq %d bytes\n", + 128 << ((w & PCI_EXP_DEVCTL_PAYLOAD) >> 5), + 128 << ((w & PCI_EXP_DEVCTL_READRQ) >> 12)); + + w = get_conf_word(d, where + PCI_EXP_DEVSTA); + printf("\t\tDevSta:\tCorrErr%c UncorrErr%c FatalErr%c UnsuppReq%c AuxPwr%c TransPend%c\n", + FLAG(w, PCI_EXP_DEVSTA_CED), + FLAG(w, PCI_EXP_DEVSTA_NFED), + FLAG(w, PCI_EXP_DEVSTA_FED), + FLAG(w, PCI_EXP_DEVSTA_URD), + FLAG(w, PCI_EXP_DEVSTA_AUXPD), + FLAG(w, PCI_EXP_DEVSTA_TRPND)); +} + +static char *link_speed(int speed) +{ + switch (speed) + { + case 1: + return "2.5GT/s"; + case 2: + return "5GT/s"; + default: + return "unknown"; + } +} + +static char *aspm_support(int code) +{ + switch (code) + { + case 1: + return "L0s"; + case 3: + return "L0s L1"; + default: + return "unknown"; + } +} + +static const char *aspm_enabled(int code) +{ + static const char *desc[] = { "Disabled", "L0s Enabled", "L1 Enabled", "L0s L1 Enabled" }; + return desc[code]; +} + +static void cap_express_link(struct device *d, int where, int type) +{ + u32 t; + u16 w; + + t = get_conf_long(d, where + PCI_EXP_LNKCAP); + printf("\t\tLnkCap:\tPort #%d, Speed %s, Width x%d, ASPM %s, Latency L0 %s, L1 %s\n", + t >> 24, + link_speed(t & PCI_EXP_LNKCAP_SPEED), (t & PCI_EXP_LNKCAP_WIDTH) >> 4, + aspm_support((t & PCI_EXP_LNKCAP_ASPM) >> 10), + latency_l0s((t & PCI_EXP_LNKCAP_L0S) >> 12), + latency_l1((t & PCI_EXP_LNKCAP_L1) >> 15)); + printf("\t\t\tClockPM%c Suprise%c LLActRep%c BwNot%c\n", + FLAG(t, PCI_EXP_LNKCAP_CLOCKPM), + FLAG(t, PCI_EXP_LNKCAP_SURPRISE), + FLAG(t, PCI_EXP_LNKCAP_DLLA), + FLAG(t, PCI_EXP_LNKCAP_LBNC)); + + w = get_conf_word(d, where + PCI_EXP_LNKCTL); + printf("\t\tLnkCtl:\tASPM %s;", aspm_enabled(w & PCI_EXP_LNKCTL_ASPM)); + if ((type == PCI_EXP_TYPE_ROOT_PORT) || (type == PCI_EXP_TYPE_ENDPOINT) || + (type == PCI_EXP_TYPE_LEG_END)) + printf(" RCB %d bytes", w & PCI_EXP_LNKCTL_RCB ? 128 : 64); + printf(" Disabled%c Retrain%c CommClk%c\n\t\t\tExtSynch%c ClockPM%c AutWidDis%c BWInt%c AutBWInt%c\n", + FLAG(w, PCI_EXP_LNKCTL_DISABLE), + FLAG(w, PCI_EXP_LNKCTL_RETRAIN), + FLAG(w, PCI_EXP_LNKCTL_CLOCK), + FLAG(w, PCI_EXP_LNKCTL_XSYNCH), + FLAG(w, PCI_EXP_LNKCTL_CLOCKPM), + FLAG(w, PCI_EXP_LNKCTL_HWAUTWD), + FLAG(w, PCI_EXP_LNKCTL_BWMIE), + FLAG(w, PCI_EXP_LNKCTL_AUTBWIE)); + + w = get_conf_word(d, where + PCI_EXP_LNKSTA); + printf("\t\tLnkSta:\tSpeed %s, Width x%d, TrErr%c Train%c SlotClk%c DLActive%c BWMgmt%c ABWMgmt%c\n", + link_speed(w & PCI_EXP_LNKSTA_SPEED), + (w & PCI_EXP_LNKSTA_WIDTH) >> 4, + FLAG(w, PCI_EXP_LNKSTA_TR_ERR), + FLAG(w, PCI_EXP_LNKSTA_TRAIN), + FLAG(w, PCI_EXP_LNKSTA_SL_CLK), + FLAG(w, PCI_EXP_LNKSTA_DL_ACT), + FLAG(w, PCI_EXP_LNKSTA_BWMGMT), + FLAG(w, PCI_EXP_LNKSTA_AUTBW)); +} + +static const char *indicator(int code) +{ + static const char *names[] = { "Unknown", "On", "Blink", "Off" }; + return names[code]; +} + +static void cap_express_slot(struct device *d, int where) +{ + u32 t; + u16 w; + + t = get_conf_long(d, where + PCI_EXP_SLTCAP); + printf("\t\tSltCap:\tAttnBtn%c PwrCtrl%c MRL%c AttnInd%c PwrInd%c HotPlug%c Surpise%c\n", + FLAG(t, PCI_EXP_SLTCAP_ATNB), + FLAG(t, PCI_EXP_SLTCAP_PWRC), + FLAG(t, PCI_EXP_SLTCAP_MRL), + FLAG(t, PCI_EXP_SLTCAP_ATNI), + FLAG(t, PCI_EXP_SLTCAP_PWRI), + FLAG(t, PCI_EXP_SLTCAP_HPC), + FLAG(t, PCI_EXP_SLTCAP_HPS)); + printf("\t\t\tSlot #%3x, PowerLimit %f; Interlock%c NoCompl%c\n", + t >> 19, + power_limit((t & PCI_EXP_SLTCAP_PWR_VAL) >> 7, (t & PCI_EXP_SLTCAP_PWR_SCL) >> 15), + FLAG(t, PCI_EXP_SLTCAP_INTERLOCK), + FLAG(t, PCI_EXP_SLTCAP_NOCMDCOMP)); + + w = get_conf_word(d, where + PCI_EXP_SLTCTL); + printf("\t\tSltCtl:\tEnable: AttnBtn%c PwrFlt%c MRL%c PresDet%c CmdCplt%c HPIrq%c LinkChg%c\n", + FLAG(w, PCI_EXP_SLTCTL_ATNB), + FLAG(w, PCI_EXP_SLTCTL_PWRF), + FLAG(w, PCI_EXP_SLTCTL_MRLS), + FLAG(w, PCI_EXP_SLTCTL_PRSD), + FLAG(w, PCI_EXP_SLTCTL_CMDC), + FLAG(w, PCI_EXP_SLTCTL_HPIE), + FLAG(w, PCI_EXP_SLTCTL_LLCHG)); + printf("\t\t\tControl: AttnInd %s, PwrInd %s, Power%c Interlock%c\n", + indicator((w & PCI_EXP_SLTCTL_ATNI) >> 6), + indicator((w & PCI_EXP_SLTCTL_PWRI) >> 8), + FLAG(w, PCI_EXP_SLTCTL_PWRC), + FLAG(w, PCI_EXP_SLTCTL_INTERLOCK)); + + w = get_conf_word(d, where + PCI_EXP_SLTSTA); + printf("\t\tSltSta:\tStatus: AttnBtn%c PowerFlt%c MRL%c CmdCplt%c PresDet%c Interlock%c\n", + FLAG(w, PCI_EXP_SLTSTA_ATNB), + FLAG(w, PCI_EXP_SLTSTA_PWRF), + FLAG(w, PCI_EXP_SLTSTA_MRL_ST), + FLAG(w, PCI_EXP_SLTSTA_CMDC), + FLAG(w, PCI_EXP_SLTSTA_PRES), + FLAG(w, PCI_EXP_SLTSTA_INTERLOCK)); + printf("\t\t\tChanged: MRL%c PresDet%c LinkState%c\n", + FLAG(w, PCI_EXP_SLTSTA_MRLS), + FLAG(w, PCI_EXP_SLTSTA_PRSD), + FLAG(w, PCI_EXP_SLTSTA_LLCHG)); +} + +static void cap_express_root(struct device *d, int where) +{ + u32 w = get_conf_word(d, where + PCI_EXP_RTCTL); + printf("\t\tRootCtl: ErrCorrectable%c ErrNon-Fatal%c ErrFatal%c PMEIntEna%c CRSVisible%c\n", + FLAG(w, PCI_EXP_RTCTL_SECEE), + FLAG(w, PCI_EXP_RTCTL_SENFEE), + FLAG(w, PCI_EXP_RTCTL_SEFEE), + FLAG(w, PCI_EXP_RTCTL_PMEIE), + FLAG(w, PCI_EXP_RTCTL_CRSVIS)); + + w = get_conf_word(d, where + PCI_EXP_RTCAP); + printf("\t\tRootCap: CRSVisible%c\n", + FLAG(w, PCI_EXP_RTCAP_CRSVIS)); + + w = get_conf_word(d, where + PCI_EXP_RTSTA); + printf("\t\tRootSta: PME ReqID %04x, PMEStatus%c PMEPending%c\n", + w & PCI_EXP_RTSTA_PME_REQID, + FLAG(w, PCI_EXP_RTSTA_PME_STATUS), + FLAG(w, PCI_EXP_RTSTA_PME_PENDING)); +} + +static const char *cap_express_dev2_timeout_range(int type) +{ + /* Decode Completion Timeout Ranges. */ + switch (type) + { + case 0: + return "Not Supported"; + case 1: + return "Range A"; + case 2: + return "Range B"; + case 3: + return "Range AB"; + case 6: + return "Range BC"; + case 7: + return "Range ABC"; + case 14: + return "Range BCD"; + case 15: + return "Range ABCD"; + default: + return "Unknown"; + } +} + +static const char *cap_express_dev2_timeout_value(int type) +{ + /* Decode Completion Timeout Value. */ + switch (type) + { + case 0: + return "50us to 50ms"; + case 1: + return "50us to 100us"; + case 2: + return "1ms to 10ms"; + case 5: + return "16ms to 55ms"; + case 6: + return "65ms to 210ms"; + case 9: + return "260ms to 900ms"; + case 10: + return "1s to 3.5s"; + case 13: + return "4s to 13s"; + case 14: + return "17s to 64s"; + default: + return "Unknown"; + } +} + +static void cap_express_dev2(struct device *d, int where, int type) +{ + u32 l; + u16 w; + + l = get_conf_long(d, where + PCI_EXP_DEVCAP2); + printf("\t\tDevCap2: Completion Timeout: %s, TimeoutDis%c", + cap_express_dev2_timeout_range(PCI_EXP_DEV2_TIMEOUT_RANGE(l)), + FLAG(l, PCI_EXP_DEV2_TIMEOUT_DIS)); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM) + printf(" ARIFwd%c\n", FLAG(l, PCI_EXP_DEV2_ARI)); + else + printf("\n"); + + w = get_conf_word(d, where + PCI_EXP_DEVCTL2); + printf("\t\tDevCtl2: Completion Timeout: %s, TimeoutDis%c", + cap_express_dev2_timeout_value(PCI_EXP_DEV2_TIMEOUT_VALUE(w)), + FLAG(w, PCI_EXP_DEV2_TIMEOUT_DIS)); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM) + printf(" ARIFwd%c\n", FLAG(w, PCI_EXP_DEV2_ARI)); + else + printf("\n"); +} + +static const char *cap_express_link2_speed(int type) +{ + switch (type) + { + case 0: /* hardwire to 0 means only the 2.5GT/s is supported */ + case 1: + return "2.5GT/s"; + case 2: + return "5GT/s"; + default: + return "Unknown"; + } +} + +static const char *cap_express_link2_deemphasis(int type) +{ + switch (type) + { + case 0: + return "-6dB"; + case 1: + return "-3.5dB"; + default: + return "Unknown"; + } +} + +static const char *cap_express_link2_transmargin(int type) +{ + switch (type) + { + case 0: + return "Normal Operating Range"; + case 1: + return "800-1200mV(full-swing)/400-700mV(half-swing)"; + case 2: + case 3: + case 4: + case 5: + return "200-400mV(full-swing)/100-200mV(half-swing)"; + default: + return "Unknown"; + } +} + +static void cap_express_link2(struct device *d, int where, int type UNUSED) +{ + u16 w; + + w = get_conf_word(d, where + PCI_EXP_LNKCTL2); + printf("\t\tLnkCtl2: Target Link Speed: %s, EnterCompliance%c SpeedDis%c, Selectable De-emphasis: %s\n" + "\t\t\t Transmit Margin: %s, EnterModifiedCompliance%c ComplianceSOS%c\n" + "\t\t\t Compliance De-emphasis: %s\n", + cap_express_link2_speed(PCI_EXP_LNKCTL2_SPEED(w)), + FLAG(w, PCI_EXP_LNKCTL2_CMPLNC), + FLAG(w, PCI_EXP_LNKCTL2_SPEED_DIS), + cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_DEEMPHASIS(w)), + cap_express_link2_transmargin(PCI_EXP_LNKCTL2_MARGIN(w)), + FLAG(w, PCI_EXP_LNKCTL2_MOD_CMPLNC), + FLAG(w, PCI_EXP_LNKCTL2_CMPLNC_SOS), + cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_COM_DEEMPHASIS(w))); + + w = get_conf_word(d, where + PCI_EXP_LNKSTA2); + printf("\t\tLnkSta2: Current De-emphasis Level: %s\n", + cap_express_link2_deemphasis(PCI_EXP_LINKSTA2_DEEMPHASIS(w))); +} + +static void cap_express_slot2(struct device *d UNUSED, int where UNUSED) +{ + /* No capabilities that require this field in PCIe rev2.0 spec. */ +} + +static void +cap_express(struct device *d, int where, int cap) +{ + int type = (cap & PCI_EXP_FLAGS_TYPE) >> 4; + int size; + int slot = 0; + + printf("Express "); + if (verbose >= 2) + printf("(v%d) ", cap & PCI_EXP_FLAGS_VERS); + switch (type) + { + case PCI_EXP_TYPE_ENDPOINT: + printf("Endpoint"); + break; + case PCI_EXP_TYPE_LEG_END: + printf("Legacy Endpoint"); + break; + case PCI_EXP_TYPE_ROOT_PORT: + slot = cap & PCI_EXP_FLAGS_SLOT; + printf("Root Port (Slot%c)", FLAG(cap, PCI_EXP_FLAGS_SLOT)); + break; + case PCI_EXP_TYPE_UPSTREAM: + printf("Upstream Port"); + break; + case PCI_EXP_TYPE_DOWNSTREAM: + slot = cap & PCI_EXP_FLAGS_SLOT; + printf("Downstream Port (Slot%c)", FLAG(cap, PCI_EXP_FLAGS_SLOT)); + break; + case PCI_EXP_TYPE_PCI_BRIDGE: + printf("PCI/PCI-X Bridge"); + break; + case PCI_EXP_TYPE_PCIE_BRIDGE: + printf("PCI/PCI-X to PCI-Express Bridge"); + break; + case PCI_EXP_TYPE_ROOT_INT_EP: + printf("Root Complex Integrated Endpoint"); + break; + case PCI_EXP_TYPE_ROOT_EC: + printf("Root Complex Event Collector"); + break; + default: + printf("Unknown type %d", type); + } + printf(", MSI %02x\n", (cap & PCI_EXP_FLAGS_IRQ) >> 9); + if (verbose < 2) + return; + + size = 16; + if (slot) + size = 24; + if (type == PCI_EXP_TYPE_ROOT_PORT) + size = 32; + if (!config_fetch(d, where + PCI_EXP_DEVCAP, size)) + return; + + cap_express_dev(d, where, type); + cap_express_link(d, where, type); + if (slot) + cap_express_slot(d, where); + if (type == PCI_EXP_TYPE_ROOT_PORT) + cap_express_root(d, where); + + if ((cap & PCI_EXP_FLAGS_VERS) < 2) + return; + + size = 16; + if (slot) + size = 24; + if (!config_fetch(d, where + PCI_EXP_DEVCAP2, size)) + return; + + cap_express_dev2(d, where, type); + cap_express_link2(d, where, type); + if (slot) + cap_express_slot2(d, where); +} + +static void +cap_msix(struct device *d, int where, int cap) +{ + u32 off; + + printf("MSI-X: Enable%c Mask%c TabSize=%d\n", + FLAG(cap, PCI_MSIX_ENABLE), + FLAG(cap, PCI_MSIX_MASK), + (cap & PCI_MSIX_TABSIZE) + 1); + if (verbose < 2 || !config_fetch(d, where + PCI_MSIX_TABLE, 8)) + return; + + off = get_conf_long(d, where + PCI_MSIX_TABLE); + printf("\t\tVector table: BAR=%d offset=%08x\n", + off & PCI_MSIX_BIR, off & ~PCI_MSIX_BIR); + off = get_conf_long(d, where + PCI_MSIX_PBA); + printf("\t\tPBA: BAR=%d offset=%08x\n", + off & PCI_MSIX_BIR, off & ~PCI_MSIX_BIR); +} + +static void +cap_slotid(int cap) +{ + int esr = cap & 0xff; + int chs = cap >> 8; + + printf("Slot ID: %d slots, First%c, chassis %02x\n", + esr & PCI_SID_ESR_NSLOTS, + FLAG(esr, PCI_SID_ESR_FIC), + chs); +} + +static void +cap_ssvid(struct device *d, int where) +{ + u16 subsys_v, subsys_d; + char ssnamebuf[256]; + + if (!config_fetch(d, where, 8)) + return; + subsys_v = get_conf_word(d, where + PCI_SSVID_VENDOR); + subsys_d = get_conf_word(d, where + PCI_SSVID_DEVICE); + printf("Subsystem: %s\n", + pci_lookup_name(pacc, ssnamebuf, sizeof(ssnamebuf), + PCI_LOOKUP_SUBSYSTEM | PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, + d->dev->vendor_id, d->dev->device_id, subsys_v, subsys_d)); +} + +static void +cap_debug_port(int cap) +{ + int bar = cap >> 13; + int pos = cap & 0x1fff; + printf("Debug port: BAR=%d offset=%04x\n", bar, pos); +} + +void +show_caps(struct device *d) +{ + int can_have_ext_caps = 0; + + if (get_conf_word(d, PCI_STATUS) & PCI_STATUS_CAP_LIST) + { + int where = get_conf_byte(d, PCI_CAPABILITY_LIST) & ~3; + byte been_there[256]; + memset(been_there, 0, 256); + while (where) + { + int id, next, cap; + printf("\tCapabilities: "); + if (!config_fetch(d, where, 4)) + { + puts("<access denied>"); + break; + } + id = get_conf_byte(d, where + PCI_CAP_LIST_ID); + next = get_conf_byte(d, where + PCI_CAP_LIST_NEXT) & ~3; + cap = get_conf_word(d, where + PCI_CAP_FLAGS); + printf("[%02x] ", where); + if (been_there[where]++) + { + printf("<chain looped>\n"); + break; + } + if (id == 0xff) + { + printf("<chain broken>\n"); + break; + } + switch (id) + { + case PCI_CAP_ID_PM: + cap_pm(d, where, cap); + break; + case PCI_CAP_ID_AGP: + cap_agp(d, where, cap); + break; + case PCI_CAP_ID_VPD: + cap_vpd(d); + break; + case PCI_CAP_ID_SLOTID: + cap_slotid(cap); + break; + case PCI_CAP_ID_MSI: + cap_msi(d, where, cap); + break; + case PCI_CAP_ID_CHSWP: + printf("CompactPCI hot-swap <?>\n"); + break; + case PCI_CAP_ID_PCIX: + cap_pcix(d, where); + can_have_ext_caps = 1; + break; + case PCI_CAP_ID_HT: + cap_ht(d, where, cap); + break; + case PCI_CAP_ID_VNDR: + printf("Vendor Specific Information <?>\n"); + break; + case PCI_CAP_ID_DBG: + cap_debug_port(cap); + break; + case PCI_CAP_ID_CCRC: + printf("CompactPCI central resource control <?>\n"); + break; + case PCI_CAP_ID_HOTPLUG: + printf("Hot-plug capable\n"); + break; + case PCI_CAP_ID_SSVID: + cap_ssvid(d, where); + break; + case PCI_CAP_ID_AGP3: + printf("AGP3 <?>\n"); + break; + case PCI_CAP_ID_SECURE: + printf("Secure device <?>\n"); + break; + case PCI_CAP_ID_EXP: + cap_express(d, where, cap); + can_have_ext_caps = 1; + break; + case PCI_CAP_ID_MSIX: + cap_msix(d, where, cap); + break; + case PCI_CAP_ID_SATA: + printf("SATA HBA <?>\n"); + break; + case PCI_CAP_ID_AF: + printf("PCIe advanced features <?>\n"); + break; + default: + printf("#%02x [%04x]\n", id, cap); + } + where = next; + } + } + if (can_have_ext_caps) + show_ext_caps(d); +} |