Module Name: src
Committed By: martin
Date: Sat Jul 29 11:07:17 UTC 2023
Modified Files:
src/usr.sbin/tprof/arch [netbsd-10]: tprof_x86.c
Log Message:
Pull up following revision(s) (requested by msaitoh in ticket #255):
usr.sbin/tprof/arch/tprof_x86.c: revision 1.18
usr.sbin/tprof/arch/tprof_x86.c: revision 1.19
Modify comment. No functional change.
tprof(8): Add support for Skylake-X and Cascade Lake.
To generate a diff of this commit:
cvs rdiff -u -r1.15.2.1 -r1.15.2.2 src/usr.sbin/tprof/arch/tprof_x86.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.sbin/tprof/arch/tprof_x86.c
diff -u src/usr.sbin/tprof/arch/tprof_x86.c:1.15.2.1 src/usr.sbin/tprof/arch/tprof_x86.c:1.15.2.2
--- src/usr.sbin/tprof/arch/tprof_x86.c:1.15.2.1 Wed Jun 21 22:34:51 2023
+++ src/usr.sbin/tprof/arch/tprof_x86.c Sat Jul 29 11:07:17 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: tprof_x86.c,v 1.15.2.1 2023/06/21 22:34:51 martin Exp $ */
+/* $NetBSD: tprof_x86.c,v 1.15.2.2 2023/07/29 11:07:17 martin Exp $ */
/*
* Copyright (c) 2018-2019 The NetBSD Foundation, Inc.
@@ -529,11 +529,276 @@ init_intel_skylake_kabylake(void)
return &intel_skylake_kabylake;
}
+/*
+ * Intel Skylake-X (and Cascade Lake).
+ */
+static struct name_to_event intel_skylake_x_names[] = {
+ { "INST_RETIRED.ANY", 0x00, 0x01, true },
+ { "CPU_CLK_UNHALTED.THREAD", 0x00, 0x02, true },
+ { "CPU_CLK_UNHALTED.REF_TSC", 0x00, 0x03, true },
+ { "LD_BLOCKS.STORE_FORWARD", 0x03, 0x02, true },
+ { "LD_BLOCKS.NO_SR", 0x03, 0x08, true },
+ { "LD_BLOCKS_PARTIAL.ADDRESS_ALIAS", 0x07, 0x01, true },
+ { "DTLB_LOAD_MISSES.MISS_CAUSES_A_WALK", 0x08, 0x01, true },
+ { "DTLB_LOAD_MISSES.WALK_COMPLETED_4K", 0x08, 0x02, true },
+ { "DTLB_LOAD_MISSES.WALK_COMPLETED_2M_4M", 0x08, 0x04, true },
+ { "DTLB_LOAD_MISSES.WALK_COMPLETED_1G", 0x08, 0x08, true },
+ { "DTLB_LOAD_MISSES.WALK_COMPLETED", 0x08, 0x0E, true },
+ { "DTLB_LOAD_MISSES.WALK_PENDING", 0x08, 0x10, true },
+ { "DTLB_LOAD_MISSES.STLB_HIT", 0x08, 0x20, true },
+ { "INT_MISC.RECOVERY_CYCLES", 0x0D, 0x01, true },
+ { "INT_MISC.CLEAR_RESTEER_CYCLES", 0x0D, 0x80, true },
+ { "UOPS_ISSUED.ANY", 0x0E, 0x01, true },
+ { "UOPS_ISSUED.VECTOR_WIDTH_MISMATCH", 0x0E, 0x02, true },
+ { "UOPS_ISSUED.SLOW_LEA", 0x0E, 0x20, true },
+ { "ARITH.DIVIDER_ACTIVE", 0x14, 0x01, true },
+ { "L2_RQSTS.DEMAND_DATA_RD_MISS", 0x24, 0x21, true },
+ { "L2_RQSTS.RFO_MISS", 0x24, 0x22, true },
+ { "L2_RQSTS.CODE_RD_MISS", 0x24, 0x24, true },
+ { "L2_RQSTS.ALL_DEMAND_MISS", 0x24, 0x27, true },
+ { "L2_RQSTS.PF_MISS", 0x24, 0x38, true },
+ { "L2_RQSTS.MISS", 0x24, 0x3F, true },
+ { "L2_RQSTS.DEMAND_DATA_RD_HIT", 0x24, 0x41, true },
+ { "L2_RQSTS.RFO_HIT", 0x24, 0x42, true },
+ { "L2_RQSTS.CODE_RD_HIT", 0x24, 0x44, true },
+ { "L2_RQSTS.PF_HIT", 0x24, 0xD8, true },
+ { "L2_RQSTS.ALL_DEMAND_DATA_RD", 0x24, 0xE1, true },
+ { "L2_RQSTS.ALL_RFO", 0x24, 0xE2, true },
+ { "L2_RQSTS.ALL_CODE_RD", 0x24, 0xE4, true },
+ { "L2_RQSTS.ALL_DEMAND_REFERENCES", 0x24, 0xE7, true },
+ { "L2_RQSTS.ALL_PF", 0x24, 0xF8, true },
+ { "L2_RQSTS.REFERENCES All L2", 0x24, 0xFF, true },
+ { "CORE_POWER.LVL0_TURBO_LICENSE", 0x28, 0x07, true },
+ { "CORE_POWER.LVL1_TURBO_LICENSE", 0x28, 0x18, true },
+ { "CORE_POWER.LVL2_TURBO_LICENSE", 0x28, 0x20, true },
+ { "CORE_POWER.THROTTLE", 0x28, 0x40, true },
+ { "LONGEST_LAT_CACHE.MISS", 0x2E, 0x41, true },
+ { "LONGEST_LAT_CACHE.REFERENCE", 0x2E, 0x4F, true },
+ { "CPU_CLK_UNHALTED.THREAD_P", 0x3C, 0x00, true },
+ { "CPU_CLK_THREAD_UNHALTED.REF_XCLK", 0x3C, 0x01, true },
+ { "CPU_CLK_THREAD_UNHALTED.ONE_THREAD_ACTIVE", 0x3C, 0x02, true },
+ { "L1D_PEND_MISS.PENDING", 0x48, 0x01, true },
+ { "L1D_PEND_MISS.FB_FULL", 0x48, 0x02, true },
+ { "DTLB_STORE_MISSES.MISS_CAUSES_A_WALK", 0x49, 0x01, true },
+ { "DTLB_STORE_MISSES.WALK_COMPLETED_4K", 0x49, 0x02, true },
+ { "DTLB_STORE_MISSES.WALK_COMPLETED_2M_4M", 0x49, 0x04, true },
+ { "DTLB_STORE_MISSES.WALK_COMPLETED_1G", 0x49, 0x08, true },
+ { "DTLB_STORE_MISSES.WALK_COMPLETED", 0x49, 0x0E, true },
+ { "DTLB_STORE_MISSES.WALK_PENDING", 0x49, 0x10, true },
+ { "DTLB_STORE_MISSES.STLB_HIT", 0x49, 0x20, true },
+ { "LOAD_HIT_PRE.SW_PF", 0x4C, 0x01, true },
+ { "EPT.WALK_PENDING", 0x4F, 0x10, true },
+ { "L1D.REPLACEMENT", 0x51, 0x01, true },
+ { "TX_MEM.ABORT_CONFLICT", 0x54, 0x01, true },
+ { "TX_MEM.ABORT_CAPACITY", 0x54, 0x02, true },
+ { "TX_MEM.ABORT_HLE_STORE_TO_ELIDED_LOCK", 0x54, 0x04, true },
+ { "TX_MEM.ABORT_HLE_ELISION_BUFFER_NOT_EMPTY", 0x54, 0x08, true },
+ { "TX_MEM.ABORT_HLE_ELISION_BUFFER_MISMATCH", 0x54, 0x10, true },
+ { "TX_MEM.ABORT_HLE_ELISION_BUFFER_UNSUPPORTED_ALIGNMENT",
+ 0x54, 0x20, true },
+ { "TX_MEM.HLE_ELISION_BUFFER_FULL", 0x54, 0x40, true },
+ { "TX_EXEC.MISC1", 0x5D, 0x01, true },
+ { "TX_EXEC.MISC2", 0x5D, 0x02, true },
+ { "TX_EXEC.MISC3", 0x5D, 0x04, true },
+ { "TX_EXEC.MISC4", 0x5D, 0x08, true },
+ { "TX_EXEC.MISC5", 0x5D, 0x10, true },
+ { "RS_EVENTS.EMPTY_CYCLES", 0x5E, 0x01, true },
+ { "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_DATA_RD",
+ 0x60, 0x01, true },
+ { "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_CODE_RD",
+ 0x60, 0x02, true },
+ { "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_RFO", 0x60, 0x04, true },
+ { "OFFCORE_REQUESTS_OUTSTANDING.ALL_DATA_RD", 0x60, 0x08, true },
+ { "OFFCORE_REQUESTS_OUTSTANDING.L3_MISS_DEMAND_DATA_RD",
+ 0x60, 0x10, true },
+ { "IDQ.MITE_UOPS", 0x79, 0x04, true },
+ { "IDQ.DSB_UOPS", 0x79, 0x08, true },
+ { "IDQ.MS_DSB_CYCLES", 0x79, 0x10, true },
+ { "IDQ.ALL_DSB_CYCLES_4_UOPS", 0x79, 0x18, true },
+ { "IDQ.MS_MITE_UOPS", 0x79, 0x20, true },
+ { "IDQ.ALL_MITE_CYCLES_4_UOPS", 0x79, 0x24, true },
+ { "IDQ.MS_CYCLES", 0x79, 0x30, true },
+ { "ICACHE_16B.IFDATA_STALL", 0x80, 0x04, true },
+ { "ICACHE_64B.IFTAG_HIT", 0x83, 0x01, true },
+ { "ICACHE_64B.IFTAG_MISS", 0x83, 0x02, true },
+ { "ICACHE_64B.IFTAG_STALL", 0x83, 0x04, true },
+ { "ITLB_MISSES.MISS_CAUSES_A_WALK", 0x85, 0x01, true },
+ { "ITLB_MISSES.WALK_COMPLETED_4K", 0x85, 0x02, true },
+ { "ITLB_MISSES.WALK_COMPLETED_2M_4M", 0x85, 0x04, true },
+ { "ITLB_MISSES.WALK_COMPLETED_1G", 0x85, 0x08, true },
+ { "ITLB_MISSES.WALK_COMPLETED", 0x85, 0x0E, true },
+ { "ITLB_MISSES.WALK_PENDING", 0x85, 0x10, true },
+ { "ITLB_MISSES.STLB_HIT", 0x85, 0x20, true },
+ { "ILD_STALL.LCP", 0x87, 0x01, true },
+ { "IDQ_UOPS_NOT_DELIVERED.CORE", 0x9C, 0x01, true },
+ { "UOPS_DISPATCHED_PORT.PORT_0", 0xa1, 0x01, true },
+ { "UOPS_DISPATCHED_PORT.PORT_1", 0xa1, 0x02, true },
+ { "UOPS_DISPATCHED_PORT.PORT_2", 0xa1, 0x04, true },
+ { "UOPS_DISPATCHED_PORT.PORT_3", 0xa1, 0x08, true },
+ { "UOPS_DISPATCHED_PORT.PORT_4", 0xa1, 0x10, true },
+ { "UOPS_DISPATCHED_PORT.PORT_5", 0xa1, 0x20, true },
+ { "UOPS_DISPATCHED_PORT.PORT_6", 0xa1, 0x40, true },
+ { "UOPS_DISPATCHED_PORT.PORT_7", 0xa1, 0x80, true },
+ { "RESOURCE_STALLS.ANY", 0xa2, 0x01, true },
+ { "RESOURCE_STALLS.SB", 0xa2, 0x08, true },
+ { "CYCLE_ACTIVITY.CYCLES_L2_MISS", 0xa3, 0x01, true },
+ { "CYCLE_ACTIVITY.CYCLES_L3_MISS", 0xa3, 0x02, true },
+ { "CYCLE_ACTIVITY.STALLS_TOTAL", 0xa3, 0x04, true },
+ { "CYCLE_ACTIVITY.STALLS_L2_MISS", 0xa3, 0x05, true },
+ { "CYCLE_ACTIVITY.STALLS_L3_MISS", 0xa3, 0x06, true },
+ { "CYCLE_ACTIVITY.CYCLES_L1D_MISS", 0xa3, 0x08, true },
+ { "CYCLE_ACTIVITY.STALLS_L1D_MISS", 0xa3, 0x0C, true },
+ { "CYCLE_ACTIVITY.CYCLES_MEM_ANY", 0xa3, 0x10, true },
+ { "CYCLE_ACTIVITY.STALLS_MEM_ANY", 0xa3, 0x14, true },
+ { "EXE_ACTIVITY.EXE_BOUND_0_PORTS", 0xa6, 0x01, true },
+ { "EXE_ACTIVITY.1_PORTS_UTIL", 0xa6, 0x02, true },
+ { "EXE_ACTIVITY.2_PORTS_UTIL", 0xa6, 0x04, true },
+ { "EXE_ACTIVITY.3_PORTS_UTIL", 0xa6, 0x08, true },
+ { "EXE_ACTIVITY.4_PORTS_UTIL", 0xa6, 0x10, true },
+ { "EXE_ACTIVITY.BOUND_ON_STORES", 0xa6, 0x40, true },
+ { "LSD.UOPS", 0xa8, 0x01, true },
+ { "DSB2MITE_SWITCHES.PENALTY_CYCLES", 0xaB, 0x02, true },
+ { "ITLB.ITLB_FLUSH", 0xaE, 0x01, true },
+ { "OFFCORE_REQUESTS.DEMAND_DATA_RD", 0xb0, 0x01, true },
+ { "OFFCORE_REQUESTS.DEMAND_CODE_RD", 0xb0, 0x02, true },
+ { "OFFCORE_REQUESTS.DEMAND_RFO", 0xb0, 0x04, true },
+ { "OFFCORE_REQUESTS.ALL_DATA_RD", 0xb0, 0x08, true },
+ { "OFFCORE_REQUESTS.L3_MISS_DEMAND_DATA_RD", 0xb0, 0x10, true },
+ { "OFFCORE_REQUESTS.ALL_REQUESTS", 0xb0, 0x80, true },
+ { "UOPS_EXECUTED.THREAD", 0xb1, 0x01, true },
+ { "UOPS_EXECUTED.CORE", 0xb1, 0x02, true },
+ { "UOPS_EXECUTED.X87", 0xb1, 0x10, true },
+ { "OFFCORE_REQUESTS_BUFFER.SQ_FULL", 0xb2, 0x01, true },
+ { "TLB_FLUSH.DTLB_THREAD", 0xbD, 0x01, true },
+ { "TLB_FLUSH.STLB_ANY", 0xbD, 0x20, true },
+ { "INST_RETIRED.ANY_P", 0xc0, 0x00, true },
+ { "INST_RETIRED.PREC_DIST", 0xc0, 0x01, true },
+ { "OTHER_ASSISTS.ANY", 0xc1, 0x3F, true },
+ { "UOPS_RETIRED.STALL_CYCLES", 0xc2, 0x01, true },
+ { "UOPS_RETIRED.RETIRE_SLOTS", 0xc2, 0x02, true },
+ { "MACHINE_CLEARS.COUNT", 0xc3, 0x01, true },
+ { "MACHINE_CLEARS.MEMORY_ORDERING", 0xc3, 0x02, true },
+ { "MACHINE_CLEARS.SMC", 0xc3, 0x04, true },
+ { "BR_INST_RETIRED.ALL_BRANCHES", 0xc4, 0x00, true },
+ { "BR_INST_RETIRED.CONDITIONAL", 0xc4, 0x01, true },
+ { "BR_INST_RETIRED.NEAR_CALL", 0xc4, 0x02, true },
+ { "BR_INST_RETIRED.NEAR_RETURN", 0xc4, 0x08, true },
+ { "BR_INST_RETIRED.NOT_TAKEN", 0xc4, 0x10, true },
+ { "BR_INST_RETIRED.NEAR_TAKEN", 0xc4, 0x20, true },
+ { "BR_INST_RETIRED.FAR_BRANCH", 0xc4, 0x40, true },
+ { "BR_MISP_RETIRED.ALL_BRANCHES", 0xc5, 0x00, true },
+ { "BR_MISP_RETIRED.CONDITIONAL", 0xc5, 0x01, true },
+ { "BR_MISP_RETIRED.NEAR_CALL", 0xc5, 0x02, true },
+ { "BR_MISP_RETIRED.NEAR_TAKEN", 0xc5, 0x20, true },
+ { "FRONTEND_RETIRED.DSB_MISS", 0xc6, 0x01, true },
+ { "FP_ARITH_INST_RETIRED.SCALAR_DOUBLE", 0xc7, 0x01, true },
+ { "FP_ARITH_INST_RETIRED.SCALAR_SINGLE", 0xc7, 0x02, true },
+ { "FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE", 0xc7, 0x04, true },
+ { "FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE", 0xc7, 0x08, true },
+ { "FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE", 0xc7, 0x10, true },
+ { "FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE", 0xc7, 0x20, true },
+ { "FP_ARITH_INST_RETIRED.512B_PACKED_DOUBLE", 0xc7, 0x40, true },
+ { "FP_ARITH_INST_RETIRED.512B_PACKED_SINGLE", 0xc7, 0x80, true },
+ { "HLE_RETIRED.START", 0xc8, 0x01, true },
+ { "HLE_RETIRED.COMMIT", 0xc8, 0x02, true },
+ { "HLE_RETIRED.ABORTED", 0xc8, 0x04, true },
+ { "HLE_RETIRED.ABORTED_MEM", 0xc8, 0x08, true },
+ { "HLE_RETIRED.ABORTED_TIMER", 0xc8, 0x10, true },
+ { "HLE_RETIRED.ABORTED_UNFRIENDLY", 0xc8, 0x20, true },
+ { "HLE_RETIRED.ABORTED_MEMTYPE", 0xc8, 0x40, true },
+ { "HLE_RETIRED.ABORTED_EVENTS", 0xc8, 0x80, true },
+ { "RTM_RETIRED.START", 0xc9, 0x01, true },
+ { "RTM_RETIRED.COMMIT", 0xc9, 0x02, true },
+ { "RTM_RETIRED.ABORTED", 0xc9, 0x04, true },
+ { "RTM_RETIRED.ABORTED_MEM", 0xc9, 0x08, true },
+ { "RTM_RETIRED.ABORTED_TIMER", 0xc9, 0x10, true },
+ { "RTM_RETIRED.ABORTED_UNFRIENDLY", 0xc9, 0x20, true },
+ { "RTM_RETIRED.ABORTED_MEMTYPE", 0xc9, 0x40, true },
+ { "RTM_RETIRED.ABORTED_EVENTS", 0xc9, 0x80, true },
+ { "FP_ASSIST.ANY", 0xca, 0x1e, true },
+ { "HW_INTERRUPTS.RECEIVED", 0xcb, 0x01, true },
+ { "ROB_MISC_EVENTS.LBR_INSERTS", 0xcc, 0x20, true },
+ { "MEM_TRANS_RETIRED.LOAD_LATENCY_GT_4", 0xcd, 0x01, true },
+ { "MEM_INST_RETIRED.STLB_MISS_LOADS", 0xd0, 0x11, true },
+ { "MEM_INST_RETIRED.STLB_MISS_STORES", 0xd0, 0x12, true },
+ { "MEM_INST_RETIRED.LOCK_LOADS", 0xd0, 0x21, true },
+ { "MEM_INST_RETIRED.SPLIT_LOADS", 0xd0, 0x41, true },
+ { "MEM_INST_RETIRED.SPLIT_STORES", 0xd0, 0x42, true },
+ { "MEM_INST_RETIRED.ALL_LOADS", 0xd0, 0x81, true },
+ { "MEM_INST_RETIRED.ALL_STORES", 0xd0, 0x82, true },
+ { "MEM_LOAD_RETIRED.L1_HIT", 0xd1, 0x01, true },
+ { "MEM_LOAD_RETIRED.L2_HIT", 0xd1, 0x02, true },
+ { "MEM_LOAD_RETIRED.L3_HIT", 0xd1, 0x04, true },
+ { "MEM_LOAD_RETIRED.L1_MISS", 0xd1, 0x08, true },
+ { "MEM_LOAD_RETIRED.L2_MISS", 0xd1, 0x10, true },
+ { "MEM_LOAD_RETIRED.L3_MISS", 0xd1, 0x20, true },
+ { "MEM_LOAD_RETIRED.FB_HIT", 0xd1, 0x40, true },
+ { "MEM_LOAD_L3_HIT_RETIRED.XSNP_MISS", 0xd2, 0x01, true },
+ { "MEM_LOAD_L3_HIT_RETIRED.XSNP_HIT", 0xd2, 0x02, true },
+ { "MEM_LOAD_L3_HIT_RETIRED.XSNP_HITM", 0xd2, 0x04, true },
+ { "MEM_LOAD_L3_HIT_RETIRED.XSNP_NONE", 0xd2, 0x08, true },
+ { "MEM_LOAD_L3_MISS_RETIRED.LOCAL_DRAM", 0xd3, 0x01, true },
+ { "MEM_LOAD_L3_MISS_RETIRED.REMOTE_DRAM", 0xd3, 0x02, true },
+ { "MEM_LOAD_L3_MISS_RETIRED.REMOTE_HITM", 0xd3, 0x04, true },
+ { "MEM_LOAD_L3_MISS_RETIRED.REMOTE_FWD", 0xd3, 0x08, true },
+ { "MEM_LOAD_MISC_RETIRED.UC", 0xd4, 0x04, true },
+ { "BACLEARS.ANY", 0xe6, 0x01, true },
+ { "L2_TRANS.L2_WB", 0xf0, 0x40, true },
+ { "L2_LINES_IN.ALL", 0xf1, 0x1f, true },
+ { "L2_LINES_OUT.SILENT", 0xf2, 0x01, true },
+ { "L2_LINES_OUT.NON_SILENT", 0xf2, 0x02, true },
+ { "L2_LINES_OUT.USELESS_PREF", 0xf2, 0x04, true },
+ { "SQ_MISC.SPLIT_LOCK", 0xf4, 0x10, true },
+ { "IDI_MISC.WB_UPGRADE", 0xfe, 0x02, true },
+ { "IDI_MISC.WB_DOWNGRADE", 0xfe, 0x04, true },
+};
+
+static struct event_table intel_skylake_x = {
+ .tablename = "Intel Skylake-X",
+ .names = intel_skylake_x_names,
+ .nevents = sizeof(intel_skylake_x_names) /
+ sizeof(struct name_to_event),
+ .next = NULL
+};
+
+static struct event_table *
+init_intel_skylake_x(void)
+{
+
+ return &intel_skylake_x;
+}
+
+/*
+ * Intel Cascade Lake.
+ */
+static struct name_to_event intel_cascadelake_names[] = {
+ { "MEM_LOAD_RETIRED.LOCAL_PMM", 0xd1, 0x80, true },
+ { "MEM_LOAD_L3_MISS_RETIRED.REMOTE_PMM", 0xd3, 0x10, true },
+};
+
+static struct event_table intel_cascadelake = {
+ .tablename = "Intel Cascade Lake",
+ .names = intel_cascadelake_names,
+ .nevents = sizeof(intel_cascadelake_names) /
+ sizeof(struct name_to_event),
+ .next = NULL
+};
+
+static struct event_table *
+init_intel_cascadelake(void)
+{
+
+ intel_skylake_x.next = &intel_cascadelake;
+
+ return &intel_skylake_x;
+}
+
static struct event_table *
init_intel_generic(void)
{
unsigned int eax, ebx, ecx, edx;
struct event_table *table;
+ uint8_t stepping;
/*
* The kernel made sure the Architectural Version 1 PMCs were
@@ -570,12 +835,21 @@ init_intel_generic(void)
break;
case 0x4e: /* Skylake */
case 0x5e: /* Skylake */
- case 0x8e: /* Kabylake */
- case 0x9e: /* Kabylake */
- case 0xa5: /* Cometlake */
- case 0xa6: /* Cometlake */
+ case 0x8e: /* Kaby Lake */
+ case 0x9e: /* Kaby Lake */
+ case 0xa5: /* Comet Lake */
+ case 0xa6: /* Comet Lake */
table->next = init_intel_skylake_kabylake();
break;
+
+ case 0x55: /* Skylake-X, Cascade Lake */
+ stepping = CPUID_TO_STEPPING(eax);
+ if (stepping <= 4)
+ table->next = init_intel_skylake_x();
+ else
+ table->next = init_intel_cascadelake();
+ break;
+
}
}
