diff options
Diffstat (limited to 'ls-caps.c')
| -rw-r--r-- | ls-caps.c | 1827 |
1 files changed, 1827 insertions, 0 deletions
diff --git a/ls-caps.c b/ls-caps.c new file mode 100644 index 0000000..a481b16 --- /dev/null +++ b/ls-caps.c @@ -0,0 +1,1827 @@ +/* + * The PCI Utilities -- Show Capabilities + * + * Copyright (c) 1997--2018 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 & PCI_PM_CAP_AUX_C_MASK) >> 6], + 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 NoSoftRst%c PME-Enable%c DSel=%d DScale=%d PME%c\n", + t & PCI_PM_CTRL_STATE_MASK, + FLAG(t, PCI_PM_CTRL_NO_SOFT_RST), + 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(b, PCI_PM_BPCC_ENABLE), + FLAG(~b, 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 & PCI_PCIX_STATUS_BUS) >> 8, + (status & PCI_PCIX_STATUS_DEVICE) >> 3, + (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 & PCI_PCIX_STATUS_DESIGNED_MAX_MEM_READ_BYTE_COUNT) >> 21)), + max_outstanding[(status & PCI_PCIX_STATUS_DESIGNED_MAX_OUTSTANDING_SPLIT_TRANS) >> 23], + 1 << (3 + ((status & PCI_PCIX_STATUS_DESIGNED_MAX_CUMULATIVE_READ_SIZE) >> 26)), + 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 & PCI_PCIX_BRIDGE_SEC_STATUS_CLOCK_FREQ) >> 6]); + 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 & PCI_PCIX_BRIDGE_STATUS_BUS) >> 8, + (status & PCI_PCIX_BRIDGE_STATUS_DEVICE) >> 3, + (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; + + 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"); + + printf("\t\tCommand: BaseUnitID=%u UnitCnt=%u MastHost%c DefDir%c", + (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)); + if (rid >= 0x22) + printf(" DUL%c", FLAG(cmd, PCI_HT_PRI_CMD_DUL)); + printf("\n"); + + lctr0 = get_conf_word(d, where + PCI_HT_PRI_LCTR0); + printf("\t\tLink Control 0: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x", + 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); + if (rid >= 0x22) + printf(" IsocEn%c LSEn%c ExtCTL%c 64b%c", + FLAG(lctr0, PCI_HT_LCTR_ISOCEN), + FLAG(lctr0, PCI_HT_LCTR_LSEN), + FLAG(lctr0, PCI_HT_LCTR_EXTCTL), + FLAG(lctr0, PCI_HT_LCTR_64B)); + printf("\n"); + + lcnf0 = get_conf_word(d, where + PCI_HT_PRI_LCNF0); + if (rid < 0x22) + printf("\t\tLink Config 0: MLWI=%s MLWO=%s LWI=%s LWO=%s\n", + 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)); + else + printf("\t\tLink Config 0: MLWI=%s DwFcIn%c MLWO=%s DwFcOut%c LWI=%s DwFcInEn%c LWO=%s DwFcOutEn%c\n", + ht_link_width(lcnf0 & PCI_HT_LCNF_MLWI), + FLAG(lcnf0, PCI_HT_LCNF_DFI), + ht_link_width((lcnf0 & PCI_HT_LCNF_MLWO) >> 4), + FLAG(lcnf0, PCI_HT_LCNF_DFO), + ht_link_width((lcnf0 & PCI_HT_LCNF_LWI) >> 8), + FLAG(lcnf0, PCI_HT_LCNF_DFIE), + ht_link_width((lcnf0 & PCI_HT_LCNF_LWO) >> 12), + FLAG(lcnf0, PCI_HT_LCNF_DFOE)); + + lctr1 = get_conf_word(d, where + PCI_HT_PRI_LCTR1); + printf("\t\tLink Control 1: CFlE%c CST%c CFE%c <LkFail%c Init%c EOC%c TXO%c <CRCErr=%x", + 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); + if (rid >= 0x22) + printf(" IsocEn%c LSEn%c ExtCTL%c 64b%c", + FLAG(lctr1, PCI_HT_LCTR_ISOCEN), + FLAG(lctr1, PCI_HT_LCTR_LSEN), + FLAG(lctr1, PCI_HT_LCTR_EXTCTL), + FLAG(lctr1, PCI_HT_LCTR_64B)); + printf("\n"); + + lcnf1 = get_conf_word(d, where + PCI_HT_PRI_LCNF1); + if (rid < 0x22) + printf("\t\tLink Config 1: MLWI=%s MLWO=%s LWI=%s LWO=%s\n", + 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)); + else + printf("\t\tLink Config 1: MLWI=%s DwFcIn%c MLWO=%s DwFcOut%c LWI=%s DwFcInEn%c LWO=%s DwFcOutEn%c\n", + ht_link_width(lcnf1 & PCI_HT_LCNF_MLWI), + FLAG(lcnf1, PCI_HT_LCNF_DFI), + ht_link_width((lcnf1 & PCI_HT_LCNF_MLWO) >> 4), + FLAG(lcnf1, PCI_HT_LCNF_DFO), + ht_link_width((lcnf1 & PCI_HT_LCNF_LWI) >> 8), + FLAG(lcnf1, PCI_HT_LCNF_DFIE), + ht_link_width((lcnf1 & PCI_HT_LCNF_LWO) >> 12), + 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: %016" PCI_U64_FMT_X "\n", ((u64)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: Enable%c Count=%d/%d Maskable%c 64bit%c\n", + FLAG(cap, PCI_MSI_FLAGS_ENABLE), + 1 << ((cap & PCI_MSI_FLAGS_QSIZE) >> 4), + 1 << ((cap & PCI_MSI_FLAGS_QMASK) >> 1), + FLAG(cap, PCI_MSI_FLAGS_MASK_BIT), + FLAG(cap, PCI_MSI_FLAGS_64BIT)); + 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 int exp_downstream_port(int type) +{ + return type == PCI_EXP_TYPE_ROOT_PORT || + type == PCI_EXP_TYPE_DOWNSTREAM || + type == PCI_EXP_TYPE_PCIE_BRIDGE; /* PCI/PCI-X to PCIe Bridge */ +} + +static void show_power_limit(int value, int scale) +{ + static const float scales[4] = { 1.0, 0.1, 0.01, 0.001 }; + + if (scale == 0 && value == 0xFF) + { + printf(">600W"); + return; + } + + if (scale == 0 && value >= 0xF0 && value <= 0xFE) + value = 250 + 25 * (value - 0xF0); + + printf("%gW", 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", + 128 << (t & PCI_EXP_DEVCAP_PAYLOAD), + (1 << ((t & PCI_EXP_DEVCAP_PHANTOM) >> 3)) - 1); + if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END)) + printf(", Latency L0s %s, L1 %s", + latency_l0s((t & PCI_EXP_DEVCAP_L0S) >> 6), + latency_l1((t & PCI_EXP_DEVCAP_L1) >> 9)); + printf("\n"); + 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", + FLAG(t, PCI_EXP_DEVCAP_RBE)); + if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END) || (type == PCI_EXP_TYPE_ROOT_INT_EP)) + printf(" FLReset%c", + FLAG(t, PCI_EXP_DEVCAP_FLRESET)); + if ((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_UPSTREAM) || + (type == PCI_EXP_TYPE_PCI_BRIDGE)) + { + printf(" SlotPowerLimit "); + show_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:\tCorrErr%c NonFatalErr%c FatalErr%c UnsupReq%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) + printf(" BrConfRtry%c", FLAG(w, PCI_EXP_DEVCTL_BCRE)); + if (((type == PCI_EXP_TYPE_ENDPOINT) || (type == PCI_EXP_TYPE_LEG_END) || (type == PCI_EXP_TYPE_ROOT_INT_EP)) && + (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 NonFatalErr%c FatalErr%c UnsupReq%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"; + case 3: + return "8GT/s"; + case 4: + return "16GT/s"; + case 5: + return "32GT/s"; + case 6: + return "64GT/s"; + default: + return "unknown"; + } +} + +static char *link_compare(int type, int sta, int cap) +{ + if (sta > cap) + return " (overdriven)"; + if (sta == cap) + return ""; + if ((type == PCI_EXP_TYPE_ROOT_PORT) || (type == PCI_EXP_TYPE_DOWNSTREAM) || + (type == PCI_EXP_TYPE_PCIE_BRIDGE)) + return ""; + return " (downgraded)"; +} + +static char *aspm_support(int code) +{ + switch (code) + { + case 0: + return "not supported"; + case 1: + return "L0s"; + case 2: + return "L1"; + 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, aspm, cap_speed, cap_width, sta_speed, sta_width; + u16 w; + + t = get_conf_long(d, where + PCI_EXP_LNKCAP); + aspm = (t & PCI_EXP_LNKCAP_ASPM) >> 10; + cap_speed = t & PCI_EXP_LNKCAP_SPEED; + cap_width = (t & PCI_EXP_LNKCAP_WIDTH) >> 4; + printf("\t\tLnkCap:\tPort #%d, Speed %s, Width x%d, ASPM %s", + t >> 24, + link_speed(cap_speed), cap_width, + aspm_support(aspm)); + if (aspm) + { + printf(", Exit Latency "); + if (aspm & 1) + printf("L0s %s", latency_l0s((t & PCI_EXP_LNKCAP_L0S) >> 12)); + if (aspm & 2) + printf("%sL1 %s", (aspm & 1) ? ", " : "", + latency_l1((t & PCI_EXP_LNKCAP_L1) >> 15)); + } + printf("\n"); + printf("\t\t\tClockPM%c Surprise%c LLActRep%c BwNot%c ASPMOptComp%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), + FLAG(t, PCI_EXP_LNKCAP_AOC)); + + 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) || (type == PCI_EXP_TYPE_PCI_BRIDGE)) + printf(" RCB %d bytes,", w & PCI_EXP_LNKCTL_RCB ? 128 : 64); + printf(" Disabled%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_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); + sta_speed = w & PCI_EXP_LNKSTA_SPEED; + sta_width = (w & PCI_EXP_LNKSTA_WIDTH) >> 4; + printf("\t\tLnkSta:\tSpeed %s%s, Width x%d%s\n", + link_speed(sta_speed), + link_compare(type, sta_speed, cap_speed), + sta_width, + link_compare(type, sta_width, cap_width)); + printf("\t\t\tTrErr%c Train%c SlotClk%c DLActive%c BWMgmt%c ABWMgmt%c\n", + 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 Surprise%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 #%d, PowerLimit ", + (t & PCI_EXP_SLTCAP_PSN) >> 19); + show_power_limit((t & PCI_EXP_SLTCAP_PWR_VAL) >> 7, (t & PCI_EXP_SLTCAP_PWR_SCL) >> 15); + printf("; Interlock%c NoCompl%c\n", + 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; + + 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_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_long(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 const char *cap_express_devcap2_obff(int obff) +{ + switch (obff) + { + case 1: + return "Via message"; + case 2: + return "Via WAKE#"; + case 3: + return "Via message/WAKE#"; + default: + return "Not Supported"; + } +} + +static const char *cap_express_devcap2_epr(int epr) +{ + switch (epr) + { + case 1: + return "Dev Specific"; + case 2: + return "Form Factor Dev Specific"; + case 3: + return "Reserved"; + default: + return "Not Supported"; + } +} + +static const char *cap_express_devcap2_lncls(int lncls) +{ + switch (lncls) + { + case 1: + return "64byte cachelines"; + case 2: + return "128byte cachelines"; + case 3: + return "Reserved"; + default: + return "Not Supported"; + } +} + +static const char *cap_express_devcap2_tphcomp(int tph) +{ + switch (tph) + { + case 1: + return "TPHComp+ ExtTPHComp-"; + case 2: + /* Reserved; intentionally left blank */ + return ""; + case 3: + return "TPHComp+ ExtTPHComp+"; + default: + return "TPHComp- ExtTPHComp-"; + } +} + +static const char *cap_express_devctl2_obff(int obff) +{ + switch (obff) + { + case 0: + return "Disabled"; + case 1: + return "Via message A"; + case 2: + return "Via message B"; + case 3: + return "Via WAKE#"; + default: + return "Unknown"; + } +} + +static int +device_has_memory_space_bar(struct device *d) +{ + struct pci_dev *p = d->dev; + int i, found = 0; + + for (i=0; i<6; i++) + if (p->base_addr[i] || p->size[i]) + { + if (!(p->base_addr[i] & PCI_BASE_ADDRESS_SPACE_IO)) + { + found = 1; + break; + } + } + return found; +} + +static void cap_express_dev2(struct device *d, int where, int type) +{ + u32 l; + u16 w; + int has_mem_bar = device_has_memory_space_bar(d); + + l = get_conf_long(d, where + PCI_EXP_DEVCAP2); + printf("\t\tDevCap2: Completion Timeout: %s, TimeoutDis%c NROPrPrP%c LTR%c", + cap_express_dev2_timeout_range(PCI_EXP_DEVCAP2_TIMEOUT_RANGE(l)), + FLAG(l, PCI_EXP_DEVCAP2_TIMEOUT_DIS), + FLAG(l, PCI_EXP_DEVCAP2_NROPRPRP), + FLAG(l, PCI_EXP_DEVCAP2_LTR)); + printf("\n\t\t\t 10BitTagComp%c 10BitTagReq%c OBFF %s, ExtFmt%c EETLPPrefix%c", + FLAG(l, PCI_EXP_DEVCAP2_10BIT_TAG_COMP), + FLAG(l, PCI_EXP_DEVCAP2_10BIT_TAG_REQ), + cap_express_devcap2_obff(PCI_EXP_DEVCAP2_OBFF(l)), + FLAG(l, PCI_EXP_DEVCAP2_EXTFMT), + FLAG(l, PCI_EXP_DEVCAP2_EE_TLP)); + + if (PCI_EXP_DEVCAP2_EE_TLP == (l & PCI_EXP_DEVCAP2_EE_TLP)) + { + printf(", MaxEETLPPrefixes %d", + PCI_EXP_DEVCAP2_MEE_TLP(l) ? PCI_EXP_DEVCAP2_MEE_TLP(l) : 4); + } + + printf("\n\t\t\t EmergencyPowerReduction %s, EmergencyPowerReductionInit%c", + cap_express_devcap2_epr(PCI_EXP_DEVCAP2_EPR(l)), + FLAG(l, PCI_EXP_DEVCAP2_EPR_INIT)); + printf("\n\t\t\t FRS%c", FLAG(l, PCI_EXP_DEVCAP2_FRS)); + + if (type == PCI_EXP_TYPE_ROOT_PORT) + printf(" LN System CLS %s,", + cap_express_devcap2_lncls(PCI_EXP_DEVCAP2_LN_CLS(l))); + + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ENDPOINT) + printf(" %s", cap_express_devcap2_tphcomp(PCI_EXP_DEVCAP2_TPH_COMP(l))); + + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM) + printf(" ARIFwd%c\n", FLAG(l, PCI_EXP_DEVCAP2_ARI)); + else + printf("\n"); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_UPSTREAM || + type == PCI_EXP_TYPE_DOWNSTREAM || has_mem_bar) + { + printf("\t\t\t AtomicOpsCap:"); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_UPSTREAM || + type == PCI_EXP_TYPE_DOWNSTREAM) + printf(" Routing%c", FLAG(l, PCI_EXP_DEVCAP2_ATOMICOP_ROUTING)); + if (type == PCI_EXP_TYPE_ROOT_PORT || has_mem_bar) + printf(" 32bit%c 64bit%c 128bitCAS%c", + FLAG(l, PCI_EXP_DEVCAP2_32BIT_ATOMICOP_COMP), + FLAG(l, PCI_EXP_DEVCAP2_64BIT_ATOMICOP_COMP), + FLAG(l, PCI_EXP_DEVCAP2_128BIT_CAS_COMP)); + printf("\n"); + } + + w = get_conf_word(d, where + PCI_EXP_DEVCTL2); + printf("\t\tDevCtl2: Completion Timeout: %s, TimeoutDis%c LTR%c 10BitTagReq%c OBFF %s,", + cap_express_dev2_timeout_value(PCI_EXP_DEVCTL2_TIMEOUT_VALUE(w)), + FLAG(w, PCI_EXP_DEVCTL2_TIMEOUT_DIS), + FLAG(w, PCI_EXP_DEVCTL2_LTR), + FLAG(w, PCI_EXP_DEVCTL2_10BIT_TAG_REQ), + cap_express_devctl2_obff(PCI_EXP_DEVCTL2_OBFF(w))); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM) + printf(" ARIFwd%c\n", FLAG(w, PCI_EXP_DEVCTL2_ARI)); + else + printf("\n"); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_UPSTREAM || + type == PCI_EXP_TYPE_DOWNSTREAM || type == PCI_EXP_TYPE_ENDPOINT || + type == PCI_EXP_TYPE_ROOT_INT_EP || type == PCI_EXP_TYPE_LEG_END) + { + printf("\t\t\t AtomicOpsCtl:"); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ENDPOINT || + type == PCI_EXP_TYPE_ROOT_INT_EP || type == PCI_EXP_TYPE_LEG_END) + printf(" ReqEn%c", FLAG(w, PCI_EXP_DEVCTL2_ATOMICOP_REQUESTER_EN)); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_UPSTREAM || + type == PCI_EXP_TYPE_DOWNSTREAM) + printf(" EgressBlck%c", FLAG(w, PCI_EXP_DEVCTL2_ATOMICOP_EGRESS_BLOCK)); + printf("\n"); + } +} + +static const char *cap_express_link2_speed_cap(int vector) +{ + /* + * Per PCIe r5.0, sec 8.2.1, a device must support 2.5GT/s and is not + * permitted to skip support for any data rates between 2.5GT/s and the + * highest supported rate. + */ + if (vector & 0x60) + return "RsvdP"; + if (vector & 0x10) + return "2.5-32GT/s"; + if (vector & 0x08) + return "2.5-16GT/s"; + if (vector & 0x04) + return "2.5-8GT/s"; + if (vector & 0x02) + return "2.5-5GT/s"; + if (vector & 0x01) + return "2.5GT/s"; + + return "Unknown"; +} + +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"; + case 3: + return "8GT/s"; + case 4: + return "16GT/s"; + case 5: + return "32GT/s"; + case 6: + return "64GT/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_compliance_preset(int type) +{ + switch (type) + { + case 0: + return "-6dB de-emphasis, 0dB preshoot"; + case 1: + return "-3.5dB de-emphasis, 0dB preshoot"; + case 2: + return "-4.4dB de-emphasis, 0dB preshoot"; + case 3: + return "-2.5dB de-emphasis, 0dB preshoot"; + case 4: + return "0dB de-emphasis, 0dB preshoot"; + case 5: + return "0dB de-emphasis, 1.9dB preshoot"; + case 6: + return "0dB de-emphasis, 2.5dB preshoot"; + case 7: + return "-6.0dB de-emphasis, 3.5dB preshoot"; + case 8: + return "-3.5dB de-emphasis, 3.5dB preshoot"; + case 9: + return "0dB de-emphasis, 3.5dB preshoot"; + 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 const char *cap_express_link2_crosslink_res(int crosslink) +{ + switch (crosslink) + { + case 0: + return "unsupported"; + case 1: + return "Upstream Port"; + case 2: + return "Downstream Port"; + default: + return "incomplete"; + } +} + +static const char *cap_express_link2_component(int presence) +{ + switch (presence) + { + case 0: + return "Link Down - Not Determined"; + case 1: + return "Link Down - Not Present"; + case 2: + return "Link Down - Present"; + case 4: + return "Link Up - Present"; + case 5: + return "Link Up - Present and DRS Received"; + default: + return "Reserved"; + } +} + +static void cap_express_link2(struct device *d, int where, int type) +{ + u32 l = 0; + u16 w; + + if (!((type == PCI_EXP_TYPE_ENDPOINT || type == PCI_EXP_TYPE_LEG_END) && + (d->dev->dev != 0 || d->dev->func != 0))) { + /* Link Capabilities 2 was reserved before PCIe r3.0 */ + l = get_conf_long(d, where + PCI_EXP_LNKCAP2); + if (l) { + printf("\t\tLnkCap2: Supported Link Speeds: %s, Crosslink%c " + "Retimer%c 2Retimers%c DRS%c\n", + cap_express_link2_speed_cap(PCI_EXP_LNKCAP2_SPEED(l)), + FLAG(l, PCI_EXP_LNKCAP2_CROSSLINK), + FLAG(l, PCI_EXP_LNKCAP2_RETIMER), + FLAG(l, PCI_EXP_LNKCAP2_2RETIMERS), + FLAG(l, PCI_EXP_LNKCAP2_DRS)); + } + + w = get_conf_word(d, where + PCI_EXP_LNKCTL2); + printf("\t\tLnkCtl2: Target Link Speed: %s, EnterCompliance%c SpeedDis%c", + cap_express_link2_speed(PCI_EXP_LNKCTL2_SPEED(w)), + FLAG(w, PCI_EXP_LNKCTL2_CMPLNC), + FLAG(w, PCI_EXP_LNKCTL2_SPEED_DIS)); + if (type == PCI_EXP_TYPE_DOWNSTREAM) + printf(", Selectable De-emphasis: %s", + cap_express_link2_deemphasis(PCI_EXP_LNKCTL2_DEEMPHASIS(w))); + printf("\n" + "\t\t\t Transmit Margin: %s, EnterModifiedCompliance%c ComplianceSOS%c\n" + "\t\t\t Compliance Preset/De-emphasis: %s\n", + 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_compliance_preset(PCI_EXP_LNKCTL2_COM_DEEMPHASIS(w))); + } + + w = get_conf_word(d, where + PCI_EXP_LNKSTA2); + printf("\t\tLnkSta2: Current De-emphasis Level: %s, EqualizationComplete%c EqualizationPhase1%c\n" + "\t\t\t EqualizationPhase2%c EqualizationPhase3%c LinkEqualizationRequest%c\n" + "\t\t\t Retimer%c 2Retimers%c CrosslinkRes: %s", + cap_express_link2_deemphasis(PCI_EXP_LINKSTA2_DEEMPHASIS(w)), + FLAG(w, PCI_EXP_LINKSTA2_EQU_COMP), + FLAG(w, PCI_EXP_LINKSTA2_EQU_PHASE1), + FLAG(w, PCI_EXP_LINKSTA2_EQU_PHASE2), + FLAG(w, PCI_EXP_LINKSTA2_EQU_PHASE3), + FLAG(w, PCI_EXP_LINKSTA2_EQU_REQ), + FLAG(w, PCI_EXP_LINKSTA2_RETIMER), + FLAG(w, PCI_EXP_LINKSTA2_2RETIMERS), + cap_express_link2_crosslink_res(PCI_EXP_LINKSTA2_CROSSLINK(w))); + + if (exp_downstream_port(type) && (l & PCI_EXP_LNKCAP2_DRS)) { + printf(", DRS%c\n" + "\t\t\t DownstreamComp: %s\n", + FLAG(w, PCI_EXP_LINKSTA2_DRS_RCVD), + cap_express_link2_component(PCI_EXP_LINKSTA2_COMPONENT(w))); + } else + printf("\n"); +} + +static void cap_express_slot2(struct device *d UNUSED, int where UNUSED) +{ + /* No capabilities that require this field in PCIe rev2.0 spec. */ +} + +static int +cap_express(struct device *d, int where, int cap) +{ + int type = (cap & PCI_EXP_FLAGS_TYPE) >> 4; + int size; + int slot = 0; + int link = 1; + + 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-Express to PCI/PCI-X Bridge"); + break; + case PCI_EXP_TYPE_PCIE_BRIDGE: + slot = cap & PCI_EXP_FLAGS_SLOT; + printf("PCI/PCI-X to PCI-Express Bridge (Slot%c)", + FLAG(cap, PCI_EXP_FLAGS_SLOT)); + break; + case PCI_EXP_TYPE_ROOT_INT_EP: + link = 0; + printf("Root Complex Integrated Endpoint"); + break; + case PCI_EXP_TYPE_ROOT_EC: + link = 0; + 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 type; + + size = 16; + if (slot) + size = 24; + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ROOT_EC) + size = 32; + if (!config_fetch(d, where + PCI_EXP_DEVCAP, size)) + return type; + + cap_express_dev(d, where, type); + if (link) + cap_express_link(d, where, type); + if (slot) + cap_express_slot(d, where); + if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_ROOT_EC) + cap_express_root(d, where); + + if ((cap & PCI_EXP_FLAGS_VERS) < 2) + return type; + + size = 16; + if (slot) + size = 24; + if (!config_fetch(d, where + PCI_EXP_DEVCAP2, size)) + return type; + + cap_express_dev2(d, where, type); + if (link) + cap_express_link2(d, where, type); + if (slot) + cap_express_slot2(d, where); + return type; +} + +static void +cap_msix(struct device *d, int where, int cap) +{ + u32 off; + + printf("MSI-X: Enable%c Count=%d Masked%c\n", + FLAG(cap, PCI_MSIX_ENABLE), + (cap & PCI_MSIX_TABSIZE) + 1, + FLAG(cap, PCI_MSIX_MASK)); + 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); +} + +static void +cap_af(struct device *d, int where) +{ + u8 reg; + + printf("PCI Advanced Features\n"); + if (verbose < 2 || !config_fetch(d, where + PCI_AF_CAP, 3)) + return; + + reg = get_conf_byte(d, where + PCI_AF_CAP); + printf("\t\tAFCap: TP%c FLR%c\n", FLAG(reg, PCI_AF_CAP_TP), + FLAG(reg, PCI_AF_CAP_FLR)); + reg = get_conf_byte(d, where + PCI_AF_CTRL); + printf("\t\tAFCtrl: FLR%c\n", FLAG(reg, PCI_AF_CTRL_FLR)); + reg = get_conf_byte(d, where + PCI_AF_STATUS); + printf("\t\tAFStatus: TP%c\n", FLAG(reg, PCI_AF_STATUS_TP)); +} + +static void +cap_sata_hba(struct device *d, int where, int cap) +{ + u32 bars; + int bar; + + printf("SATA HBA v%d.%d", BITS(cap, 4, 4), BITS(cap, 0, 4)); + if (verbose < 2 || !config_fetch(d, where + PCI_SATA_HBA_BARS, 4)) + { + printf("\n"); + return; + } + + bars = get_conf_long(d, where + PCI_SATA_HBA_BARS); + bar = BITS(bars, 0, 4); + if (bar >= 4 && bar <= 9) + printf(" BAR%d Offset=%08x\n", bar - 4, BITS(bars, 4, 20)); + else if (bar == 15) + printf(" InCfgSpace\n"); + else + printf(" BAR??%d\n", bar); +} + +static const char *cap_ea_property(int p, int is_secondary) +{ + switch (p) { + case 0x00: + return "memory space, non-prefetchable"; + case 0x01: + return "memory space, prefetchable"; + case 0x02: + return "I/O space"; + case 0x03: + return "VF memory space, prefetchable"; + case 0x04: + return "VF memory space, non-prefetchable"; + case 0x05: + return "allocation behind bridge, non-prefetchable memory"; + case 0x06: + return "allocation behind bridge, prefetchable memory"; + case 0x07: + return "allocation behind bridge, I/O space"; + case 0xfd: + return "memory space resource unavailable for use"; + case 0xfe: + return "I/O space resource unavailable for use"; + case 0xff: + if (is_secondary) + return "entry unavailable for use, PrimaryProperties should be used"; + else + return "entry unavailable for use"; + default: + return NULL; + } +} + +static void cap_ea(struct device *d, int where, int cap) +{ + int entry; + int entry_base = where + 4; + int num_entries = BITS(cap, 0, 6); + u8 htype = get_conf_byte(d, PCI_HEADER_TYPE) & 0x7f; + + printf("Enhanced Allocation (EA): NumEntries=%u", num_entries); + if (htype == PCI_HEADER_TYPE_BRIDGE) { + byte fixed_sub, fixed_sec; + + entry_base += 4; + if (!config_fetch(d, where + 4, 2)) { + printf("\n"); + return; + } + fixed_sec = get_conf_byte(d, where + PCI_EA_CAP_TYPE1_SECONDARY); + fixed_sub = get_conf_byte(d, where + PCI_EA_CAP_TYPE1_SUBORDINATE); + printf(", secondary=%d, subordinate=%d", fixed_sec, fixed_sub); + } + printf("\n"); + if (verbose < 2) + return; + + for (entry = 0; entry < num_entries; entry++) { + int max_offset_high_pos, has_base_high, has_max_offset_high; + u32 entry_header; + u32 base, max_offset; + int es, bei, pp, sp; + const char *prop_text; + + if (!config_fetch(d, entry_base, 4)) + return; + entry_header = get_conf_long(d, entry_base); + es = BITS(entry_header, 0, 3); + bei = BITS(entry_header, 4, 4); + pp = BITS(entry_header, 8, 8); + sp = BITS(entry_header, 16, 8); + if (!config_fetch(d, entry_base + 4, es * 4)) + return; + printf("\t\tEntry %u: Enable%c Writable%c EntrySize=%u\n", entry, + FLAG(entry_header, PCI_EA_CAP_ENT_ENABLE), + FLAG(entry_header, PCI_EA_CAP_ENT_WRITABLE), es); + printf("\t\t\t BAR Equivalent Indicator: "); + switch (bei) { + case 0: + case 1: + case 2: + case 3: + case 4: + case 5: + printf("BAR %u", bei); + break; + case 6: + printf("resource behind function"); + break; + case 7: + printf("not indicated"); + break; + case 8: + printf("expansion ROM"); + break; + case 9: + case 10: + case 11: + case 12: + case 13: + case 14: + printf("VF-BAR %u", bei - 9); + break; + default: + printf("reserved"); + break; + } + printf("\n"); + + prop_text = cap_ea_property(pp, 0); + printf("\t\t\t PrimaryProperties: "); + if (prop_text) + printf("%s\n", prop_text); + else + printf("[%02x]\n", pp); + + prop_text = cap_ea_property(sp, 1); + printf("\t\t\t SecondaryProperties: "); + if (prop_text) + printf("%s\n", prop_text); + else + printf("[%02x]\n", sp); + + base = get_conf_long(d, entry_base + 4); + has_base_high = ((base & 2) != 0); + base &= ~3; + + max_offset = get_conf_long(d, entry_base + 8); + has_max_offset_high = ((max_offset & 2) != 0); + max_offset |= 3; + max_offset_high_pos = entry_base + 12; + + printf("\t\t\t Base: "); + if (has_base_high) { + u32 base_high = get_conf_long(d, entry_base + 12); + + printf("%x", base_high); + max_offset_high_pos += 4; + } + printf("%08x\n", base); + + printf("\t\t\t MaxOffset: "); + if (has_max_offset_high) { + u32 max_offset_high = get_conf_long(d, max_offset_high_pos); + + printf("%x", max_offset_high); + } + printf("%08x\n", max_offset); + + entry_base += 4 + 4 * es; + } +} + +void +show_caps(struct device *d, int where) +{ + int can_have_ext_caps = 0; + int type = -1; + + if (get_conf_word(d, PCI_STATUS) & PCI_STATUS_CAP_LIST) + { + byte been_there[256]; + where = get_conf_byte(d, where) & ~3; + 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_NULL: + printf("Null\n"); + break; + 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: + show_vendor_caps(d, where, cap); + 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: + type = 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: + cap_sata_hba(d, where, cap); + break; + case PCI_CAP_ID_AF: + cap_af(d, where); + break; + case PCI_CAP_ID_EA: + cap_ea(d, where, cap); + break; + default: + printf("Capability ID %#02x [%04x]\n", id, cap); + } + where = next; + } + } + if (can_have_ext_caps) + show_ext_caps(d, type); +} |