--- /dev/null
+[
+  {
+    "EventName": "l3_lookup_state.l3_miss",
+    "EventCode": "0x04",
+    "BriefDescription": "L3 cache misses.",
+    "UMask": "0x01",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_lookup_state.l3_hit",
+    "EventCode": "0x04",
+    "BriefDescription": "L3 cache hits.",
+    "UMask": "0xfe",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_lookup_state.all_coherent_accesses_to_l3",
+    "EventCode": "0x04",
+    "BriefDescription": "L3 cache requests for all coherent accesses.",
+    "UMask": "0xff",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.dram_near",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency when data is sourced from DRAM in the same NUMA node.",
+    "UMask": "0x01",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.dram_far",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency when data is sourced from DRAM in a different NUMA node.",
+    "UMask": "0x02",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.near_cache",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency when data is sourced from another CCX's cache when the address was in the same NUMA node.",
+    "UMask": "0x04",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.far_cache",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency when data is sourced from another CCX's cache when the address was in a different NUMA node.",
+    "UMask": "0x08",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.ext_near",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency when data is sourced from extension memory (CXL) in the same NUMA node.",
+    "UMask": "0x10",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.ext_far",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency when data is sourced from extension memory (CXL) in a different NUMA node.",
+    "UMask": "0x20",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency.all",
+    "EventCode": "0xac",
+    "BriefDescription": "Average sampled latency from all data sources.",
+    "UMask": "0x3f",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.dram_near",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from DRAM in the same NUMA node.",
+    "UMask": "0x01",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.dram_far",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from DRAM in a different NUMA node.",
+    "UMask": "0x02",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.near_cache",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from another CCX's cache when the address was in the same NUMA node.",
+    "UMask": "0x04",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.far_cache",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from another CCX's cache when the address was in a different NUMA node.",
+    "UMask": "0x08",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.ext_near",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from extension memory (CXL) in the same NUMA node.",
+    "UMask": "0x10",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.ext_far",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from extension memory (CXL) in a different NUMA node.",
+    "UMask": "0x20",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  },
+  {
+    "EventName": "l3_xi_sampled_latency_requests.all",
+    "EventCode": "0xad",
+    "BriefDescription": "L3 cache fill requests sourced from all data sources.",
+    "UMask": "0x3f",
+    "EnAllCores": "0x1",
+    "EnAllSlices": "0x1",
+    "SliceId": "0x3",
+    "ThreadMask": "0x3",
+    "Unit": "L3PMC"
+  }
+]
 
--- /dev/null
+[
+  {
+    "EventName": "umc_mem_clk",
+    "PublicDescription": "Number of memory clock (MEMCLK) cycles.",
+    "EventCode": "0x00",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_act_cmd.all",
+    "PublicDescription": "Number of ACTIVATE commands sent.",
+    "EventCode": "0x05",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_act_cmd.rd",
+    "PublicDescription": "Number of ACTIVATE commands sent for reads.",
+    "EventCode": "0x05",
+    "RdWrMask": "0x1",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_act_cmd.wr",
+    "PublicDescription": "Number of ACTIVATE commands sent for writes.",
+    "EventCode": "0x05",
+    "RdWrMask": "0x2",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_pchg_cmd.all",
+    "PublicDescription": "Number of PRECHARGE commands sent.",
+    "EventCode": "0x06",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_pchg_cmd.rd",
+    "PublicDescription": "Number of PRECHARGE commands sent for reads.",
+    "EventCode": "0x06",
+    "RdWrMask": "0x1",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_pchg_cmd.wr",
+    "PublicDescription": "Number of PRECHARGE commands sent for writes.",
+    "EventCode": "0x06",
+    "RdWrMask": "0x2",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_cas_cmd.all",
+    "PublicDescription": "Number of CAS commands sent.",
+    "EventCode": "0x0a",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_cas_cmd.rd",
+    "PublicDescription": "Number of CAS commands sent for reads.",
+    "EventCode": "0x0a",
+    "RdWrMask": "0x1",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_cas_cmd.wr",
+    "PublicDescription": "Number of CAS commands sent for writes.",
+    "EventCode": "0x0a",
+    "RdWrMask": "0x2",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_data_slot_clks.all",
+    "PublicDescription": "Number of clock cycles used by the data bus.",
+    "EventCode": "0x14",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_data_slot_clks.rd",
+    "PublicDescription": "Number of clock cycles used by the data bus for reads.",
+    "EventCode": "0x14",
+    "RdWrMask": "0x1",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  },
+  {
+    "EventName": "umc_data_slot_clks.wr",
+    "PublicDescription": "Number of clock cycles used by the data bus for writes.",
+    "EventCode": "0x14",
+    "RdWrMask": "0x2",
+    "PerPkg": "1",
+    "Unit": "UMCPMC"
+  }
+]