/*
* The PCI Utilities -- Show Extended Capabilities
*
- * Copyright (c) 1997--2020 Martin Mares <mj@ucw.cz>
+ * Copyright (c) 1997--2022 Martin Mares <mj@ucw.cz>
*
- * Can be freely distributed and used under the terms of the GNU GPL.
+ * Can be freely distributed and used under the terms of the GNU GPL v2+.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
*/
#include <stdio.h>
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",
+ "\t\t\t FirstFatal%c NonFatalMsg%c FatalMsg%c IntMsgNum %d\n",
FLAG(l, PCI_ERR_ROOT_COR_RCV),
FLAG(l, PCI_ERR_ROOT_MULTI_COR_RCV),
FLAG(l, PCI_ERR_ROOT_UNCOR_RCV),
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",
+ printf("\t\tDpcCap:\tIntMsgNum %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));
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",
+ printf("\t\tPRISta: RF%c UPRGI%c Stopped%c PASID%c\n",
FLAG(w, PCI_PRI_STATUS_RF), FLAG(w, PCI_PRI_STATUS_UPRGI),
- FLAG(w, PCI_PRI_STATUS_STOPPED));
+ FLAG(w, PCI_PRI_STATUS_STOPPED), FLAG(w, PCI_PRI_STATUS_PASID));
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);
return;
l = get_conf_long(d, where + PCI_IOV_CAP);
- printf("\t\tIOVCap:\tMigration%c 10BitTagReq%c Interrupt Message Number: %03x\n",
+ printf("\t\tIOVCap:\tMigration%c 10BitTagReq%c IntMsgNum %d\n",
FLAG(l, PCI_IOV_CAP_VFM), FLAG(l, PCI_IOV_CAP_VF_10BIT_TAG_REQ), 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 10BitTagReq%c\n",
pat_pos = BITS(rcap, 24, 8);
printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n",
pat_pos,
- BITS(rcap, 16, 6) + 1,
+ BITS(rcap, 16, 7) + 1,
FLAG(rcap, 1 << 15));
printf("\t\t\tArb:");
}
static void
-cap_dvsec_cxl(struct device *d, int where)
+cap_lmr(struct device *d, int where)
{
- u16 l;
+ printf("Lane Margining at the Receiver\n");
- printf(": CXL\n");
if (verbose < 2)
return;
- if (!config_fetch(d, where + PCI_CXL_CAP, 12))
+ if (!config_fetch(d, where, 8))
+ return;
+
+ u16 port_caps = get_conf_word(d, where + PCI_LMR_CAPS);
+ u16 port_status = get_conf_word(d, where + PCI_LMR_PORT_STS);
+
+ printf("\t\tPortCap: Uses Driver%c\n", FLAG(port_caps, PCI_LMR_CAPS_DRVR));
+ printf("\t\tPortSta: MargReady%c MargSoftReady%c\n",
+ FLAG(port_status, PCI_LMR_PORT_STS_READY),
+ FLAG(port_status, PCI_LMR_PORT_STS_SOFT_READY));
+}
+
+static void
+cxl_range(u64 base, u64 size, int n)
+{
+ u32 interleave[] = { 0, 256, 4096, 512, 1024, 2048, 8192, 16384 };
+ const char *type[] = { "Volatile", "Non-volatile", "CDAT" };
+ const char *class[] = { "DRAM", "Storage", "CDAT" };
+ u16 w;
+
+ w = (u16) size;
+
+ size &= ~0x0fffffffULL;
+
+ printf("\t\tRange%d: %016"PCI_U64_FMT_X"-%016"PCI_U64_FMT_X" [size=0x%"PCI_U64_FMT_X"]\n", n, base, base + size - 1, size);
+ printf("\t\t\tValid%c Active%c Type=%s Class=%s interleave=%d timeout=%ds\n",
+ FLAG(w, PCI_CXL_RANGE_VALID), FLAG(w, PCI_CXL_RANGE_ACTIVE),
+ type[PCI_CXL_RANGE_TYPE(w)], class[PCI_CXL_RANGE_CLASS(w)],
+ interleave[PCI_CXL_RANGE_INTERLEAVE(w)],
+ 1 << (PCI_CXL_RANGE_TIMEOUT(w) * 2));
+}
+
+static void
+dvsec_cxl_device(struct device *d, int rev, int where, int len)
+{
+ u32 cache_size, cache_unit_size;
+ u64 range_base, range_size;
+ u16 w;
+
+ /* Legacy 1.1 revs aren't handled */
+ if (rev == 0)
+ return;
+
+ if (rev >= 1 && len >= PCI_CXL_DEV_LEN)
+ {
+ w = get_conf_word(d, where + PCI_CXL_DEV_CAP);
+ printf("\t\tCXLCap:\tCache%c IO%c Mem%c MemHWInit%c HDMCount %d Viral%c\n",
+ FLAG(w, PCI_CXL_DEV_CAP_CACHE), FLAG(w, PCI_CXL_DEV_CAP_IO), FLAG(w, PCI_CXL_DEV_CAP_MEM),
+ FLAG(w, PCI_CXL_DEV_CAP_MEM_HWINIT), PCI_CXL_DEV_CAP_HDM_CNT(w), FLAG(w, PCI_CXL_DEV_CAP_VIRAL));
+
+ w = get_conf_word(d, where + PCI_CXL_DEV_CTRL);
+ printf("\t\tCXLCtl:\tCache%c IO%c Mem%c CacheSFCov %d CacheSFGran %d CacheClean%c Viral%c\n",
+ FLAG(w, PCI_CXL_DEV_CTRL_CACHE), FLAG(w, PCI_CXL_DEV_CTRL_IO), FLAG(w, PCI_CXL_DEV_CTRL_MEM),
+ PCI_CXL_DEV_CTRL_CACHE_SF_COV(w), PCI_CXL_DEV_CTRL_CACHE_SF_GRAN(w), FLAG(w, PCI_CXL_DEV_CTRL_CACHE_CLN),
+ FLAG(w, PCI_CXL_DEV_CTRL_VIRAL));
+
+ w = get_conf_word(d, where + PCI_CXL_DEV_STATUS);
+ printf("\t\tCXLSta:\tViral%c\n", FLAG(w, PCI_CXL_DEV_STATUS_VIRAL));
+
+ w = get_conf_word(d, where + PCI_CXL_DEV_CTRL2);
+ printf("\t\tCXLCtl2:\tDisableCaching%c InitCacheWB&Inval%c InitRst%c RstMemClrEn%c",
+ FLAG(w, PCI_CXL_DEV_CTRL2_DISABLE_CACHING),
+ FLAG(w, PCI_CXL_DEV_CTRL2_INIT_WB_INVAL),
+ FLAG(w, PCI_CXL_DEV_CTRL2_INIT_CXL_RST),
+ FLAG(w, PCI_CXL_DEV_CTRL2_INIT_CXL_RST_CLR_EN));
+ if (rev >= 2)
+ printf(" DesiredVolatileHDMStateAfterHotReset%c", FLAG(w, PCI_CXL_DEV_CTRL2_INIT_CXL_HDM_STATE_HOTRST));
+ printf("\n");
+
+ w = get_conf_word(d, where + PCI_CXL_DEV_STATUS2);
+ printf("\t\tCXLSta2:\tResetComplete%c ResetError%c PMComplete%c\n",
+ FLAG(w, PCI_CXL_DEV_STATUS_RC), FLAG(w,PCI_CXL_DEV_STATUS_RE), FLAG(w, PCI_CXL_DEV_STATUS_PMC));
+
+ w = get_conf_word(d, where + PCI_CXL_DEV_CAP2);
+ printf("\t\tCXLCap2:\t");
+ cache_unit_size = BITS(w, 0, 4);
+ cache_size = BITS(w, 8, 8);
+ switch (cache_unit_size)
+ {
+ case PCI_CXL_DEV_CAP2_CACHE_1M:
+ printf("Cache Size: %08x\n", cache_size * (1<<20));
+ break;
+ case PCI_CXL_DEV_CAP2_CACHE_64K:
+ printf("Cache Size: %08x\n", cache_size * (64<<10));
+ break;
+ case PCI_CXL_DEV_CAP2_CACHE_UNK:
+ printf("Cache Size Not Reported\n");
+ break;
+ default:
+ printf("Cache Size: %d of unknown unit size (%d)\n", cache_size, cache_unit_size);
+ break;
+ }
+
+ range_size = (u64) get_conf_long(d, where + PCI_CXL_DEV_RANGE1_SIZE_HI) << 32;
+ range_size |= get_conf_long(d, where + PCI_CXL_DEV_RANGE1_SIZE_LO);
+ range_base = (u64) get_conf_long(d, where + PCI_CXL_DEV_RANGE1_BASE_HI) << 32;
+ range_base |= get_conf_long(d, where + PCI_CXL_DEV_RANGE1_BASE_LO);
+ cxl_range(range_base, range_size, 1);
+
+ range_size = (u64) get_conf_long(d, where + PCI_CXL_DEV_RANGE2_SIZE_HI) << 32;
+ range_size |= get_conf_long(d, where + PCI_CXL_DEV_RANGE2_SIZE_LO);
+ range_base = (u64) get_conf_long(d, where + PCI_CXL_DEV_RANGE2_BASE_HI) << 32;
+ range_base |= get_conf_long(d, where + PCI_CXL_DEV_RANGE2_BASE_LO);
+ cxl_range(range_base, range_size, 2);
+ }
+
+ if (rev >= 2 && len >= PCI_CXL_DEV_LEN_REV2)
+ {
+ w = get_conf_word(d, where + PCI_CXL_DEV_CAP3);
+ printf("\t\tCXLCap3:\tDefaultVolatile HDM State After:\tColdReset%c WarmReset%c HotReset%c HotResetConfigurability%c\n",
+ FLAG(w, PCI_CXL_DEV_CAP3_HDM_STATE_RST_COLD),
+ FLAG(w, PCI_CXL_DEV_CAP3_HDM_STATE_RST_WARM),
+ FLAG(w, PCI_CXL_DEV_CAP3_HDM_STATE_RST_HOT),
+ FLAG(w, PCI_CXL_DEV_CAP3_HDM_STATE_RST_HOT_CFG));
+ }
+
+ // Unparsed data
+ if (len > PCI_CXL_DEV_LEN_REV2)
+ printf("\t\t<?>\n");
+}
+
+static void
+dvsec_cxl_port(struct device *d, int where, int len)
+{
+ u16 w, m1, m2;
+ u8 b1, b2;
+
+ if (len < PCI_CXL_PORT_EXT_LEN)
return;
- l = get_conf_word(d, where + PCI_CXL_CAP);
- printf("\t\tCXLCap:\tCache%c IO%c Mem%c Mem HW Init%c HDMCount %d Viral%c\n",
- FLAG(l, PCI_CXL_CAP_CACHE), FLAG(l, PCI_CXL_CAP_IO), FLAG(l, PCI_CXL_CAP_MEM),
- FLAG(l, PCI_CXL_CAP_MEM_HWINIT), PCI_CXL_CAP_HDM_CNT(l), FLAG(l, PCI_CXL_CAP_VIRAL));
+ w = get_conf_word(d, where + PCI_CXL_PORT_EXT_STATUS);
+ printf("\t\tCXLPortSta:\tPMComplete%c\n", FLAG(w, PCI_CXL_PORT_EXT_STATUS));
+
+ w = get_conf_word(d, where + PCI_CXL_PORT_CTRL);
+ printf("\t\tCXLPortCtl:\tUnmaskSBR%c UnmaskLinkDisable%c AltMem%c AltBME%c ViralEnable%c\n",
+ FLAG(w, PCI_CXL_PORT_UNMASK_SBR), FLAG(w, PCI_CXL_PORT_UNMASK_LINK),
+ FLAG(w, PCI_CXL_PORT_ALT_MEMORY), FLAG(w, PCI_CXL_PORT_ALT_BME),
+ FLAG(w, PCI_CXL_PORT_VIRAL_EN));
+
+ b1 = get_conf_byte(d, where + PCI_CXL_PORT_ALT_BUS_BASE);
+ b2 = get_conf_byte(d, where + PCI_CXL_PORT_ALT_BUS_LIMIT);
+ printf("\t\tAlternateBus:\t%02x-%02x\n", b1, b2);
+ m1 = get_conf_word(d, where + PCI_CXL_PORT_ALT_MEM_BASE);
+ m2 = get_conf_word(d, where + PCI_CXL_PORT_ALT_MEM_LIMIT);
+ printf("\t\tAlternateBus:\t%04x-%04x\n", m1, m2);
+}
+
+static void
+dvsec_cxl_register_locator(struct device *d, int where, int len)
+{
+ static const char * const id_names[] = {
+ "empty",
+ "component registers",
+ "BAR virtualization",
+ "CXL device registers",
+ "CPMU registers",
+ };
+
+ for (int i=0; ; i++)
+ {
+ int pos = where + PCI_CXL_RL_BLOCK1_LO + 8*i;
+ if (pos + 7 >= where + len)
+ break;
+
+ u32 lo = get_conf_long(d, pos);
+ u32 hi = get_conf_long(d, pos + 4);
+
+ unsigned int bir = BITS(lo, 0, 3);
+ unsigned int block_id = BITS(lo, 8, 8);
+ u64 base = (BITS(lo, 16, 16) << 16) | ((u64) hi << 32);
+
+ if (!block_id)
+ continue;
+
+ const char *id_name;
+ if (block_id < sizeof(id_names) / sizeof(*id_names))
+ id_name = id_names[block_id];
+ else if (block_id == 0xff)
+ id_name = "vendor-specific";
+ else
+ id_name = "<?>";
+
+ printf("\t\tBlock%d: BIR: bar%d, ID: %s, offset: %016" PCI_U64_FMT_X "\n", i + 1, bir, id_name, base);
+ }
+}
+
+static void
+dvsec_cxl_gpf_device(struct device *d, int where)
+{
+ u32 l;
+ u16 w, duration;
+ u8 time_base, time_scale;
+
+ w = get_conf_word(d, where + PCI_CXL_GPF_DEV_PHASE2_DUR);
+ time_base = BITS(w, 0, 4);
+ time_scale = BITS(w, 8, 4);
+
+ switch (time_scale)
+ {
+ case PCI_CXL_GPF_DEV_100US:
+ case PCI_CXL_GPF_DEV_100MS:
+ duration = time_base * 100;
+ break;
+ case PCI_CXL_GPF_DEV_10US:
+ case PCI_CXL_GPF_DEV_10MS:
+ case PCI_CXL_GPF_DEV_10S:
+ duration = time_base * 10;
+ break;
+ case PCI_CXL_GPF_DEV_1US:
+ case PCI_CXL_GPF_DEV_1MS:
+ case PCI_CXL_GPF_DEV_1S:
+ duration = time_base;
+ break;
+ default:
+ /* Reserved */
+ printf("\t\tReserved time scale encoding %x\n", time_scale);
+ duration = time_base;
+ }
+
+ printf("\t\tGPF Phase 2 Duration: %u%s\n", duration,
+ (time_scale < PCI_CXL_GPF_DEV_1MS) ? "us":
+ (time_scale < PCI_CXL_GPF_DEV_1S) ? "ms" :
+ (time_scale == PCI_CXL_GPF_DEV_1S) ? "s" : "<?>");
+
+ l = get_conf_long(d, where + PCI_CXL_GPF_DEV_PHASE2_POW);
+ printf("\t\tGPF Phase 2 Power: %umW\n", (unsigned int)l);
+}
+
+static void
+dvsec_cxl_gpf_port(struct device *d, int where)
+{
+ u16 w, timeout;
+ u8 time_base, time_scale;
+
+ w = get_conf_word(d, where + PCI_CXL_GPF_PORT_PHASE1_CTRL);
+ time_base = BITS(w, 0, 4);
+ time_scale = BITS(w, 8, 4);
+
+ switch (time_scale)
+ {
+ case PCI_CXL_GPF_PORT_100US:
+ case PCI_CXL_GPF_PORT_100MS:
+ timeout = time_base * 100;
+ break;
+ case PCI_CXL_GPF_PORT_10US:
+ case PCI_CXL_GPF_PORT_10MS:
+ case PCI_CXL_GPF_PORT_10S:
+ timeout = time_base * 10;
+ break;
+ case PCI_CXL_GPF_PORT_1US:
+ case PCI_CXL_GPF_PORT_1MS:
+ case PCI_CXL_GPF_PORT_1S:
+ timeout = time_base;
+ break;
+ default:
+ /* Reserved */
+ printf("\t\tReserved time scale encoding %x\n", time_scale);
+ timeout = time_base;
+ }
+
+ printf("\t\tGPF Phase 1 Timeout: %d%s\n", timeout,
+ (time_scale < PCI_CXL_GPF_PORT_1MS) ? "us":
+ (time_scale < PCI_CXL_GPF_PORT_1S) ? "ms" :
+ (time_scale == PCI_CXL_GPF_PORT_1S) ? "s" : "<?>");
+
+ w = get_conf_word(d, where + PCI_CXL_GPF_PORT_PHASE2_CTRL);
+ time_base = BITS(w, 0, 4);
+ time_scale = BITS(w, 8, 4);
+
+ switch (time_scale)
+ {
+ case PCI_CXL_GPF_PORT_100US:
+ case PCI_CXL_GPF_PORT_100MS:
+ timeout = time_base * 100;
+ break;
+ case PCI_CXL_GPF_PORT_10US:
+ case PCI_CXL_GPF_PORT_10MS:
+ case PCI_CXL_GPF_PORT_10S:
+ timeout = time_base * 10;
+ break;
+ case PCI_CXL_GPF_PORT_1US:
+ case PCI_CXL_GPF_PORT_1MS:
+ case PCI_CXL_GPF_PORT_1S:
+ timeout = time_base;
+ break;
+ default:
+ /* Reserved */
+ printf("\t\tReserved time scale encoding %x\n", time_scale);
+ timeout = time_base;
+ }
+
+ printf("\t\tGPF Phase 2 Timeout: %d%s\n", timeout,
+ (time_scale < PCI_CXL_GPF_PORT_1MS) ? "us":
+ (time_scale < PCI_CXL_GPF_PORT_1S) ? "ms" :
+ (time_scale == PCI_CXL_GPF_PORT_1S) ? "s" : "<?>");
+}
+
+static void
+dvsec_cxl_flex_bus(struct device *d, int where, int rev, int len)
+{
+ u16 w;
+ u32 l, data;
+
+ // Sanity check: Does the length correspond to its revision?
+ switch (rev) {
+ case 0:
+ if (len != PCI_CXL_FB_MOD_TS_DATA)
+ printf("\t\t<Wrong length for Revision %d>\n", rev);
+ break;
+ case 1:
+ if (len != PCI_CXL_FB_PORT_CAP2)
+ printf("\t\t<Wrong length for Revision %d>\n", rev);
+ break;
+ case 2:
+ if (len != PCI_CXL_FB_NEXT_UNSUPPORTED)
+ printf("\t\t<Wrong length for Revision %d>\n", rev);
+ break;
+ default:
+ break;
+ }
+
+ // From Rev 0
+ w = get_conf_word(d, where + PCI_CXL_FB_PORT_CAP);
+ printf("\t\tFBCap:\tCache%c IO%c Mem%c 68BFlit%c MltLogDev%c",
+ FLAG(w, PCI_CXL_FB_CAP_CACHE), FLAG(w, PCI_CXL_FB_CAP_IO),
+ FLAG(w, PCI_CXL_FB_CAP_MEM), FLAG(w, PCI_CXL_FB_CAP_68B_FLIT),
+ FLAG(w, PCI_CXL_FB_CAP_MULT_LOG_DEV));
+
+ if (rev > 1)
+ printf(" 256BFlit%c PBRFlit%c",
+ FLAG(w, PCI_CXL_FB_CAP_256B_FLIT), FLAG(w, PCI_CXL_FB_CAP_PBR_FLIT));
+
+ w = get_conf_word(d, where + PCI_CXL_FB_PORT_CTRL);
+ printf("\n\t\tFBCtl:\tCache%c IO%c Mem%c SynHdrByp%c DrftBuf%c 68BFlit%c MltLogDev%c RCD%c Retimer1%c Retimer2%c",
+ FLAG(w, PCI_CXL_FB_CTRL_CACHE), FLAG(w, PCI_CXL_FB_CTRL_IO),
+ FLAG(w, PCI_CXL_FB_CTRL_MEM), FLAG(w, PCI_CXL_FB_CTRL_SYNC_HDR_BYP),
+ FLAG(w, PCI_CXL_FB_CTRL_DRFT_BUF), FLAG(w, PCI_CXL_FB_CTRL_68B_FLIT),
+ FLAG(w, PCI_CXL_FB_CTRL_MULT_LOG_DEV), FLAG(w, PCI_CXL_FB_CTRL_RCD),
+ FLAG(w, PCI_CXL_FB_CTRL_RETIMER1), FLAG(w, PCI_CXL_FB_CTRL_RETIMER2));
+
+ if (rev > 1)
+ printf(" 256BFlit%c PBRFlit%c",
+ FLAG(w, PCI_CXL_FB_CTRL_256B_FLIT), FLAG(w, PCI_CXL_FB_CTRL_PBR_FLIT));
+
+ w = get_conf_word(d, where + PCI_CXL_FB_PORT_STATUS);
+ printf("\n\t\tFBSta:\tCache%c IO%c Mem%c SynHdrByp%c DrftBuf%c 68BFlit%c MltLogDev%c",
+ FLAG(w, PCI_CXL_FB_STAT_CACHE), FLAG(w, PCI_CXL_FB_STAT_IO),
+ FLAG(w, PCI_CXL_FB_STAT_MEM), FLAG(w, PCI_CXL_FB_STAT_SYNC_HDR_BYP),
+ FLAG(w, PCI_CXL_FB_STAT_DRFT_BUF), FLAG(w, PCI_CXL_FB_STAT_68B_FLIT),
+ FLAG(w, PCI_CXL_FB_STAT_MULT_LOG_DEV));
+
+ if (rev > 1)
+ printf(" 256BFlit%c PBRFlit%c",
+ FLAG(w, PCI_CXL_FB_STAT_256B_FLIT), FLAG(w, PCI_CXL_FB_STAT_PBR_FLIT));
+ printf("\n");
+
+ // From Rev 1
+ if (rev >= 1)
+ {
+ l = get_conf_long(d, where + PCI_CXL_FB_MOD_TS_DATA);
+ data = BITS(l, 0, 24);
+ printf("\t\tFBModTS:\tReceived FB Data: %06x\n", (unsigned int)data);
+ }
+
+ // From Rev 2
+ if (rev >= 2)
+ {
+ u8 nop;
+
+ l = get_conf_long(d, where + PCI_CXL_FB_PORT_CAP2);
+ printf("\t\tFBCap2:\tNOPHint%c\n", FLAG(l, PCI_CXL_FB_CAP2_NOP_HINT));
+
+ l = get_conf_long(d, where + PCI_CXL_FB_PORT_CTRL2);
+ printf("\t\tFBCtl2:\tNOPHint%c\n", FLAG(l, PCI_CXL_FB_CTRL2_NOP_HINT));
+
+ l = get_conf_long(d, where + PCI_CXL_FB_PORT_STATUS2);
+ nop = BITS(l, 0, 2);
+ printf("\t\tFBSta2:\tNOPHintInfo: %x\n", nop);
+ }
+
+ // Unparsed data
+ if (len > PCI_CXL_FB_LEN)
+ printf("\t\t<?>\n");
+}
+
+static void
+dvsec_cxl_mld(struct device *d, int where)
+{
+ u16 w;
+
+ w = get_conf_word(d, where + PCI_CXL_MLD_NUM_LD);
+
+ /* Encodings greater than 16 are reserved */
+ if (w && w <= PCI_CXL_MLD_MAX_LD)
+ printf("\t\tNumLogDevs: %d\n", w);
+}
+
+static void
+dvsec_cxl_function_map(struct device *d, int where)
+{
+
+ printf("\t\tFuncMap 0: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_0)));
+
+ printf("\t\tFuncMap 1: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_1)));
+
+ printf("\t\tFuncMap 2: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_2)));
+
+ printf("\t\tFuncMap 3: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_3)));
+
+ printf("\t\tFuncMap 4: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_4)));
+
+ printf("\t\tFuncMap 5: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_5)));
+
+ printf("\t\tFuncMap 6: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_6)));
- l = get_conf_word(d, where + PCI_CXL_CTRL);
- printf("\t\tCXLCtl:\tCache%c IO%c Mem%c Cache SF Cov %d Cache SF Gran %d Cache Clean%c Viral%c\n",
- FLAG(l, PCI_CXL_CTRL_CACHE), FLAG(l, PCI_CXL_CTRL_IO), FLAG(l, PCI_CXL_CTRL_MEM),
- PCI_CXL_CTRL_CACHE_SF_COV(l), PCI_CXL_CTRL_CACHE_SF_GRAN(l), FLAG(l, PCI_CXL_CTRL_CACHE_CLN),
- FLAG(l, PCI_CXL_CTRL_VIRAL));
+ printf("\t\tFuncMap 7: %08x\n",
+ (unsigned int)(get_conf_word(d, where + PCI_CXL_FUN_MAP_REG_7)));
+}
+
+static void
+cap_dvsec_cxl(struct device *d, int id, int rev, int where, int len)
+{
+ printf(": CXL\n");
+ if (verbose < 2)
+ return;
- l = get_conf_word(d, where + PCI_CXL_STATUS);
- printf("\t\tCXLSta:\tViral%c\n", FLAG(l, PCI_CXL_STATUS_VIRAL));
+ if (!config_fetch(d, where, len))
+ return;
+
+ switch (id)
+ {
+ case 0:
+ printf("\t\tPCIe DVSEC for CXL Devices\n");
+ dvsec_cxl_device(d, rev, where, len);
+ break;
+ case 2:
+ printf("\t\tNon-CXL Function Map DVSEC\n");
+ dvsec_cxl_function_map(d, where);
+ break;
+ case 3:
+ printf("\t\tCXL Extensions DVSEC for Ports\n");
+ dvsec_cxl_port(d, where, len);
+ break;
+ case 4:
+ printf("\t\tGPF DVSEC for CXL Ports\n");
+ dvsec_cxl_gpf_port(d, where);
+ break;
+ case 5:
+ printf("\t\tGPF DVSEC for CXL Devices\n");
+ dvsec_cxl_gpf_device(d, where);
+ break;
+ case 7:
+ printf("\t\tPCIe DVSEC for Flex Bus Port\n");
+ dvsec_cxl_flex_bus(d, where, rev, len);
+ break;
+ case 8:
+ printf("\t\tRegister Locator DVSEC\n");
+ dvsec_cxl_register_locator(d, where, len);
+ break;
+ case 9:
+ printf("\t\tMLD DVSEC\n");
+ dvsec_cxl_mld(d, where);
+ break;
+ case 0xa:
+ printf("\t\tPCIe DVSEC for Test Capability <?>\n");
+ break;
+ default:
+ printf("\t\tUnknown ID %04x\n", id);
+ }
}
static void
u16 id = get_conf_long(d, where + PCI_DVSEC_HEADER2);
printf("Vendor=%04x ID=%04x Rev=%d Len=%d", vendor, id, rev, len);
- if (vendor == PCI_DVSEC_VENDOR_ID_CXL && id == PCI_DVSEC_ID_CXL && len >= 16)
- cap_dvsec_cxl(d, where);
+ if (vendor == PCI_DVSEC_VENDOR_ID_CXL && len >= 16)
+ cap_dvsec_cxl(d, id, rev, where, len);
else
printf(" <?>\n");
}
buff = get_conf_long(d, where + 4);
printf("\t\tPTMCap: ");
- printf("Requester:%c Responder:%c Root:%c\n",
+ printf("Requester%c Responder%c Root%c\n",
FLAG(buff, 0x1),
FLAG(buff, 0x2),
FLAG(buff, 0x4));
buff = get_conf_long(d, where + 8);
printf("\t\tPTMControl: ");
- printf("Enabled:%c RootSelected:%c\n",
+ printf("Enabled%c RootSelected%c\n",
FLAG(buff, 0x1),
FLAG(buff, 0x2));
printf("\t\tDOECap: IntSup%c\n",
FLAG(l, PCI_DOE_CAP_INT_SUPP));
if (l & PCI_DOE_CAP_INT_SUPP)
- printf("\t\t\tInterrupt Message Number %03x\n",
+ printf("\t\t\tIntMsgNum %d\n",
PCI_DOE_CAP_INT_MSG(l));
l = get_conf_long(d, where + PCI_DOE_CTL);
FLAG(l, PCI_DOE_STS_OBJECT_READY));
}
+static const char *offstr(char *buf, u32 off)
+{
+ if (verbose < 3)
+ return "";
+
+ sprintf(buf, "[%x]", off);
+ return buf;
+}
+
+static const char *ide_alg(char *buf, size_t len, u32 l)
+{
+ const char *algo[] = { "AES-GCM-256-96b" }; // AES-GCM 256 key size, 96b MAC
+
+ if (l == 0)
+ snprintf(buf, len, "%s", algo[l]);
+ else
+ snprintf(buf, len, "%s", "reserved");
+ return buf;
+}
+
+static void
+cap_ide(struct device *d, int where)
+{
+ const char *hdr_enc_mode[] = { "no", "17:2", "25:2", "33:2", "41:2" };
+ const char *stream_state[] = { "insecure", "reserved", "secure" };
+ const char *aggr[] = { "-", "=2", "=4", "=8" };
+ u32 l, l2, linknum = 0, selnum = 0, addrnum, off, i, j;
+ char buf1[16], buf2[16], offs[16];
+
+ printf("Integrity & Data Encryption\n");
+
+ if (verbose < 2)
+ return;
+
+ if (!config_fetch(d, where + PCI_IDE_CAP, 8))
+ {
+ printf("\t\t<unreadable>\n");
+ return;
+ }
+
+ l = get_conf_long(d, where + PCI_IDE_CAP);
+ if (l & PCI_IDE_CAP_LINK_IDE_SUPP)
+ linknum = PCI_IDE_CAP_LINK_TC_NUM(l) + 1;
+ if (l & PCI_IDE_CAP_SELECTIVE_IDE_SUPP)
+ selnum = PCI_IDE_CAP_SELECTIVE_STREAMS_NUM(l) + 1;
+
+ printf("\t\tIDECap: Lnk=%d Sel=%d FlowThru%c PartHdr%c Aggr%c PCPC%c IDE_KM%c Alg='%s' TCs=%d TeeLim%c\n",
+ linknum,
+ selnum,
+ FLAG(l, PCI_IDE_CAP_FLOWTHROUGH_IDE_SUPP),
+ FLAG(l, PCI_IDE_CAP_PARTIAL_HEADER_ENC_SUPP),
+ FLAG(l, PCI_IDE_CAP_AGGREGATION_SUPP),
+ FLAG(l, PCI_IDE_CAP_PCRC_SUPP),
+ FLAG(l, PCI_IDE_CAP_IDE_KM_SUPP),
+ ide_alg(buf2, sizeof(buf2), PCI_IDE_CAP_ALG(l)),
+ PCI_IDE_CAP_LINK_TC_NUM(l) + 1,
+ FLAG(l, PCI_IDE_CAP_TEE_LIMITED_SUPP)
+ );
+
+ l = get_conf_long(d, where + PCI_IDE_CTL);
+ printf("\t\tIDECtl: FTEn%c\n",
+ FLAG(l, PCI_IDE_CTL_FLOWTHROUGH_IDE));
+
+ // The rest of the capability is variable length arrays
+ off = where + PCI_IDE_LINK_STREAM;
+
+ // Link IDE Register Block repeated 0 to 8 times
+ if (linknum)
+ {
+ if (!config_fetch(d, off, 8 * linknum))
+ {
+ printf("\t\t<unreadable>\n");
+ return;
+ }
+ for (i = 0; i < linknum; ++i)
+ {
+ // Link IDE Stream Control Register
+ l = get_conf_long(d, off);
+ printf("\t\t%sLinkIDE#%d Ctl: En%c NPR%s PR%s CPL%s PCRC%c HdrEnc=%s Alg='%s' TC%d ID%d\n",
+ offstr(offs, off),
+ i,
+ FLAG(l, PCI_IDE_LINK_CTL_EN),
+ aggr[PCI_IDE_LINK_CTL_TX_AGGR_NPR(l)],
+ aggr[PCI_IDE_LINK_CTL_TX_AGGR_PR(l)],
+ aggr[PCI_IDE_LINK_CTL_TX_AGGR_CPL(l)],
+ FLAG(l, PCI_IDE_LINK_CTL_EN),
+ TABLE(hdr_enc_mode, PCI_IDE_LINK_CTL_PART_ENC(l), buf1),
+ ide_alg(buf2, sizeof(buf2), PCI_IDE_LINK_CTL_ALG(l)),
+ PCI_IDE_LINK_CTL_TC(l),
+ PCI_IDE_LINK_CTL_ID(l)
+ );
+ off += 4;
+
+ /* Link IDE Stream Status Register */
+ l = get_conf_long(d, off);
+ printf("\t\t%sLinkIDE#%d Sta: Status=%s RecvChkFail%c\n",
+ offstr(offs, off),
+ i,
+ TABLE(stream_state, PCI_IDE_LINK_STS_STATUS(l), buf1),
+ FLAG(l, PCI_IDE_LINK_STS_RECVD_INTEGRITY_CHECK));
+ off += 4;
+ }
+ }
+
+ for (i = 0; i < selnum; ++i)
+ {
+ // Fetching Selective IDE Stream Capability/Control/Status/RID1/RID2
+ if (!config_fetch(d, off, 20))
+ {
+ printf("\t\t<unreadable>\n");
+ return;
+ }
+
+ // Selective IDE Stream Capability Register
+ l = get_conf_long(d, off);
+ printf("\t\t%sSelectiveIDE#%d Cap: RID#=%d\n",
+ offstr(offs, off),
+ i,
+ PCI_IDE_SEL_CAP_BLOCKS_NUM(l));
+ off += 4;
+ addrnum = PCI_IDE_SEL_CAP_BLOCKS_NUM(l);
+
+ // Selective IDE Stream Control Register
+ l = get_conf_long(d, off);
+
+ printf("\t\t%sSelectiveIDE#%d Ctl: En%c NPR%s PR%s CPL%s PCRC%c CFG%c HdrEnc=%s Alg='%s' TC%d ID%d%s\n",
+ offstr(offs, off),
+ i,
+ FLAG(l, PCI_IDE_SEL_CTL_EN),
+ aggr[PCI_IDE_SEL_CTL_TX_AGGR_NPR(l)],
+ aggr[PCI_IDE_SEL_CTL_TX_AGGR_PR(l)],
+ aggr[PCI_IDE_SEL_CTL_TX_AGGR_CPL(l)],
+ FLAG(l, PCI_IDE_SEL_CTL_PCRC_EN),
+ FLAG(l, PCI_IDE_SEL_CTL_CFG_EN),
+ TABLE(hdr_enc_mode, PCI_IDE_SEL_CTL_PART_ENC(l), buf1),
+ ide_alg(buf2, sizeof(buf2), PCI_IDE_SEL_CTL_ALG(l)),
+ PCI_IDE_SEL_CTL_TC(l),
+ PCI_IDE_SEL_CTL_ID(l),
+ (l & PCI_IDE_SEL_CTL_DEFAULT) ? " Default" : ""
+ );
+ off += 4;
+
+ // Selective IDE Stream Status Register
+ l = get_conf_long(d, off);
+ printf("\t\t%sSelectiveIDE#%d Sta: %s RecvChkFail%c\n",
+ offstr(offs, off),
+ i ,
+ TABLE(stream_state, PCI_IDE_SEL_STS_STATUS(l), buf1),
+ FLAG(l, PCI_IDE_SEL_STS_RECVD_INTEGRITY_CHECK));
+ off += 4;
+
+ // IDE RID Association Registers
+ l = get_conf_long(d, off);
+ l2 = get_conf_long(d, off + 4);
+
+ printf("\t\t%sSelectiveIDE#%d RID: Valid%c Base=%x Limit=%x SegBase=%x\n",
+ offstr(offs, off),
+ i,
+ FLAG(l2, PCI_IDE_SEL_RID_2_VALID),
+ PCI_IDE_SEL_RID_2_BASE(l2),
+ PCI_IDE_SEL_RID_1_LIMIT(l),
+ PCI_IDE_SEL_RID_2_SEG_BASE(l2));
+ off += 8;
+
+ if (!config_fetch(d, off, addrnum * 12))
+ {
+ printf("\t\t<unreadable>\n");
+ return;
+ }
+
+ // IDE Address Association Registers
+ for (j = 0; j < addrnum; ++j)
+ {
+ u64 limit, base;
+
+ l = get_conf_long(d, off);
+ limit = get_conf_long(d, off + 4);
+ limit <<= 32;
+ limit |= (PCI_IDE_SEL_ADDR_1_LIMIT_LOW(l) << 20) | 0xFFFFF;
+ base = get_conf_long(d, off + 8);
+ base <<= 32;
+ base |= PCI_IDE_SEL_ADDR_1_BASE_LOW(l) << 20;
+ printf("\t\t%sSelectiveIDE#%d RID#%d: Valid%c Base=%lx Limit=%lx\n",
+ offstr(offs, off),
+ i,
+ j,
+ FLAG(l, PCI_IDE_SEL_ADDR_1_VALID),
+ base,
+ limit);
+ off += 12;
+ }
+ }
+}
+
void
show_ext_caps(struct device *d, int type)
{
if (!config_fetch(d, where, 4))
break;
header = get_conf_long(d, where);
- if (!header)
+ if (!header || header == 0xffffffff)
break;
id = header & 0xffff;
version = (header >> 16) & 0xf;
printf("Physical Layer 16.0 GT/s <?>\n");
break;
case PCI_EXT_CAP_ID_LMR:
- printf("Lane Margining at the Receiver <?>\n");
+ cap_lmr(d, where);
break;
case PCI_EXT_CAP_ID_HIER_ID:
printf("Hierarchy ID <?>\n");
case PCI_EXT_CAP_ID_NPEM:
printf("Native PCIe Enclosure Management <?>\n");
break;
+ case PCI_EXT_CAP_ID_32GT:
+ printf("Physical Layer 32.0 GT/s <?>\n");
+ break;
case PCI_EXT_CAP_ID_DOE:
cap_doe(d, where);
break;
+ case PCI_EXT_CAP_ID_IDE:
+ cap_ide(d, where);
+ break;
default:
printf("Extended Capability ID %#02x\n", id);
break;
projects / thirdparty / pciutils.git / blobdiff