libports: Ported libpfm4 to Genode.

repos/libports/lib/import/import-libpfm4.mk

@@ -0,0 +1 @@
+INC_DIR += $(call select_from_ports,libpfm4)/include

repos/libports/lib/mk/libpfm4.mk

@@ -0,0 +1,204 @@
+LIBPFM4_DIR := $(call select_from_ports,libpfm4)/src/lib/libpfm4
+
+CC_OPT += -D_REENTRANT -fvisibility=hidden
+
+SRC_CC = $(LIBPFM4_DIR)/lib/pfmlib_common.c
+
+# build libpfm only for x86_64 for now
+CONFIG_PFMLIB_ARCH_X86_64=y
+CONFIG_PFMLIB_ARCH_X86=y
+
+CONFIG_PFMLIB_SHARED?=n
+CONFIG_PFMLIB_DEBUG?=y
+CONFIG_PFMLIB_NOPYTHON?=y
+
+#
+# list all library support modules
+#
+ifeq ($(CONFIG_PFMLIB_ARCH_IA64),y)
+INCARCH = $(INC_IA64)
+#SRCS   += pfmlib_gen_ia64.c pfmlib_itanium.c pfmlib_itanium2.c pfmlib_montecito.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_IA64
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_X86),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_intel_x86_perf_event.c pfmlib_amd64_perf_event.c \
+	pfmlib_intel_netburst_perf_event.c \
+	pfmlib_intel_snbep_unc_perf_event.c
+endif
+
+INCARCH = $(INC_X86)
+SRCS   += pfmlib_amd64.c pfmlib_intel_core.c pfmlib_intel_x86.c \
+	  pfmlib_intel_x86_arch.c pfmlib_intel_atom.c \
+	  pfmlib_intel_nhm_unc.c pfmlib_intel_nhm.c \
+	  pfmlib_intel_wsm.c  \
+	  pfmlib_intel_snb.c pfmlib_intel_snb_unc.c \
+	  pfmlib_intel_ivb.c pfmlib_intel_ivb_unc.c \
+	  pfmlib_intel_hsw.c \
+	  pfmlib_intel_bdw.c \
+	  pfmlib_intel_skl.c \
+	  pfmlib_intel_icl.c \
+	  pfmlib_intel_spr.c \
+	  pfmlib_intel_rapl.c \
+	  pfmlib_intel_snbep_unc.c \
+	  pfmlib_intel_snbep_unc_cbo.c \
+	  pfmlib_intel_snbep_unc_ha.c \
+	  pfmlib_intel_snbep_unc_imc.c \
+	  pfmlib_intel_snbep_unc_pcu.c \
+	  pfmlib_intel_snbep_unc_qpi.c \
+	  pfmlib_intel_snbep_unc_ubo.c \
+	  pfmlib_intel_snbep_unc_r2pcie.c \
+	  pfmlib_intel_snbep_unc_r3qpi.c \
+	  pfmlib_intel_ivbep_unc_cbo.c \
+	  pfmlib_intel_ivbep_unc_ha.c \
+	  pfmlib_intel_ivbep_unc_imc.c \
+	  pfmlib_intel_ivbep_unc_pcu.c \
+	  pfmlib_intel_ivbep_unc_qpi.c \
+	  pfmlib_intel_ivbep_unc_ubo.c \
+	  pfmlib_intel_ivbep_unc_r2pcie.c \
+	  pfmlib_intel_ivbep_unc_r3qpi.c \
+	  pfmlib_intel_ivbep_unc_irp.c \
+	  pfmlib_intel_hswep_unc_cbo.c \
+	  pfmlib_intel_hswep_unc_ha.c \
+	  pfmlib_intel_hswep_unc_imc.c \
+	  pfmlib_intel_hswep_unc_pcu.c \
+	  pfmlib_intel_hswep_unc_qpi.c \
+	  pfmlib_intel_hswep_unc_ubo.c \
+	  pfmlib_intel_hswep_unc_r2pcie.c \
+	  pfmlib_intel_hswep_unc_r3qpi.c \
+	  pfmlib_intel_hswep_unc_irp.c \
+	  pfmlib_intel_hswep_unc_sbo.c \
+	  pfmlib_intel_bdx_unc_cbo.c \
+	  pfmlib_intel_bdx_unc_ubo.c \
+	  pfmlib_intel_bdx_unc_sbo.c \
+	  pfmlib_intel_bdx_unc_ha.c \
+	  pfmlib_intel_bdx_unc_imc.c \
+	  pfmlib_intel_bdx_unc_irp.c \
+	  pfmlib_intel_bdx_unc_pcu.c \
+	  pfmlib_intel_bdx_unc_qpi.c \
+	  pfmlib_intel_bdx_unc_r2pcie.c \
+	  pfmlib_intel_bdx_unc_r3qpi.c \
+	  pfmlib_intel_skx_unc_cha.c \
+	  pfmlib_intel_skx_unc_iio.c \
+	  pfmlib_intel_skx_unc_imc.c \
+	  pfmlib_intel_skx_unc_irp.c \
+	  pfmlib_intel_skx_unc_m2m.c \
+	  pfmlib_intel_skx_unc_m3upi.c \
+	  pfmlib_intel_skx_unc_pcu.c \
+	  pfmlib_intel_skx_unc_ubo.c \
+	  pfmlib_intel_skx_unc_upi.c \
+	  pfmlib_intel_knc.c \
+	  pfmlib_intel_slm.c \
+	  pfmlib_intel_tmt.c \
+	  pfmlib_intel_knl.c \
+	  pfmlib_intel_knl_unc_imc.c \
+	  pfmlib_intel_knl_unc_edc.c \
+	  pfmlib_intel_knl_unc_cha.c \
+	  pfmlib_intel_knl_unc_m2pcie.c \
+	  pfmlib_intel_glm.c \
+	  pfmlib_intel_netburst.c \
+	  pfmlib_amd64_k7.c pfmlib_amd64_k8.c pfmlib_amd64_fam10h.c \
+	  pfmlib_amd64_fam11h.c pfmlib_amd64_fam12h.c \
+	  pfmlib_amd64_fam14h.c pfmlib_amd64_fam15h.c \
+	  pfmlib_amd64_fam17h.c pfmlib_amd64_fam16h.c \
+	  pfmlib_amd64_fam19h.c pfmlib_amd64_rapl.c \
+	  pfmlib_amd64_fam19h_l3.c
+
+CFLAGS += -DCONFIG_PFMLIB_ARCH_X86
+
+ifeq ($(CONFIG_PFMLIB_ARCH_I386),y)
+SRCS += pfmlib_intel_coreduo.c pfmlib_intel_p6.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_I386
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_X86_64),y)
+CFLAGS += -DCONFIG_PFMLIB_ARCH_X86_64
+endif
+
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_POWERPC),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_powerpc_perf_event.c
+endif
+
+INCARCH = $(INC_POWERPC)
+SRCS   += pfmlib_powerpc.c pfmlib_power4.c pfmlib_ppc970.c pfmlib_power5.c \
+	pfmlib_power6.c pfmlib_power7.c pfmlib_torrent.c pfmlib_power8.c \
+	pfmlib_power9.c pfmlib_powerpc_nest.c pfmlib_power10.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_POWERPC
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_S390X),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_s390x_perf_event.c
+endif
+
+INCARCH = $(INC_S390X)
+SRCS   += pfmlib_s390x_cpumf.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_S390X
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_SPARC),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_sparc_perf_event.c
+endif
+
+INCARCH = $(INC_SPARC)
+SRCS   += pfmlib_sparc.c pfmlib_sparc_ultra12.c pfmlib_sparc_ultra3.c pfmlib_sparc_ultra4.c pfmlib_sparc_niagara.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_SPARC
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_ARM),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_arm_perf_event.c
+endif
+
+INCARCH = $(INC_ARM)
+SRCS   += pfmlib_arm.c pfmlib_arm_armv7_pmuv1.c pfmlib_arm_armv6.c pfmlib_arm_armv8.c pfmlib_tx2_unc_perf_event.c pfmlib_kunpeng_unc_perf_event.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_ARM
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_ARM64),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_arm_perf_event.c
+endif
+
+INCARCH = $(INC_ARM64)
+SRCS   += pfmlib_arm.c pfmlib_arm_armv8.c pfmlib_tx2_unc_perf_event.c pfmlib_kunpeng_unc_perf_event.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_ARM64
+endif
+
+ifeq ($(CONFIG_PFMLIB_ARCH_MIPS),y)
+
+ifeq ($(SYS),Linux)
+SRCS += pfmlib_mips_perf_event.c
+endif
+
+INCARCH = $(INC_MIPS)
+SRCS   += pfmlib_mips.c pfmlib_mips_74k.c
+CFLAGS += -DCONFIG_PFMLIB_ARCH_MIPS
+endif
+
+ifeq ($(CONFIG_PFMLIB_CELL),y)
+INCARCH = $(INC_CELL)
+#SRCS   += pfmlib_cell.c
+CFLAGS += -DCONFIG_PFMLIB_CELL
+endif
+
+SRC_CC += $(addprefix $(LIBPFM4_DIR)/lib/,$(SRCS))
+vpath %.c $(LIBPFM4_DIR)/lib
+
+CC_OPT += $(CFLAGS)
+
+INC_DIR += $(LIBPFM4_DIR)/include $(LIBPFM4_DIR)/lib/events
+vpath %.h $(INC_DIR)
+
+LIBS += base libm libc

repos/libports/ports/libpfm4.hash

@@ -0,0 +1 @@
+b0ec09148c2be9f4a96203a3d2de4ebed6ce2da0

repos/libports/ports/libpfm4.port

@@ -0,0 +1,13 @@
+LICENSE := PD
+DOWNLOADS := libpfm4.git
+VERSION := git
+
+URL(libpfm4) := https://github.com/wcohen/libpfm4.git
+REV(libpfm4) := 8aaaf1747e96031a47ed6bd9337ff61a21f8cc64
+DIR(libpfm4) := src/lib/libpfm4
+
+DIRS += include
+DIRS += include/perfmon
+
+DIR_CONTENT(include) += src/lib/libpfm4/include/perfmon
+DIR_CONTENT(include/perfmon) += src/lib/libpfm4/include/perfmon/*.h 

repos/libports/recipes/src/libpfm4/api

@@ -0,0 +1 @@
+libpfm4

repos/libports/recipes/src/libpfm4/content.mk

@@ -0,0 +1,17 @@
+MIRROR_FROM_REP_DIR := lib/mk/libpfm4.mk lib/import/import-libpfm4.mk
+
+content: src/lib/libpfm4 COPYING $(MIRROR_FROM_REP_DIR)
+
+PORT_DIR := $(call port_dir,$(REP_DIR)/ports/libpfm4)
+
+src/lib/libpfm4:
+	mkdir -p $@
+	cp -r $(PORT_DIR)/src/lib/libpfm4/* $@
+	rm -rf $@/.git
+	echo "LIBS = libpfm4" > $@/target.mk
+
+$(MIRROR_FROM_REP_DIR):
+	$(mirror_from_rep_dir)
+
+LICENSE:
+	echo "libpfm license, see src/lib/libpfm4/COPYING" > $@

repos/libports/recipes/src/libpfm4/used_api

@@ -0,0 +1,3 @@
+base
+libm
+libc

repos/mml/run/libpfm_test.run

@@ -0,0 +1,68 @@
+set build_components {
+    core init timer app/libpfm_test
+}
+
+source ${genode_dir}/repos/base/run/platform_drv.inc 
+append_platform_drv_build_components
+
+build $build_components
+
+create_boot_directory
+
+set config {
+    <config>
+        <parent-provides>
+            <service name="LOG"/>
+            <service name="LOG"/>
+            <service name="PD"/>
+            <service name="CPU"/>
+            <service name="ROM"/>
+            <service name="RAM"/>
+            <service name="IRQ"/>
+            <service name="IO_MEM"/>
+            <service name="IO_PORT"/>
+            <service name="CAP"/>
+            <service name="RM"/>
+            <service name="SIGNAL"/>
+            <service name="TOPO"/>
+        </parent-provides>
+        <default-route>
+            <any-service><parent/><any-child/></any-service>
+        </default-route>
+        <default caps="200"/>
+        <start name="timer">
+            <resource name="RAM" quantum="1M"/>
+            <provides><service name="Timer"/></provides>
+            <route>
+                <any-service><parent/><any-child/></any-service>
+            </route>
+        </start>
+}
+
+append config {
+        <start name="libpfm_test">
+            <resource name="RAM" quantum="10M"/>
+            <config>
+                <vfs> <dir name="dev"> <log/> <inline name="rtc">2022-07-20 14:30</inline> </dir> </vfs>
+                <libc stdout="/dev/log" stderr="/dev/log" rtc="/dev/rtc"/>
+            </config>
+            <route>
+                <service name="Timer"><child name="timer"/></service>
+                <any-service><parent/><any-child/></any-service>
+            </route>
+        </start>
+    </config>
+}
+
+install_config $config
+
+set boot_modules {
+    core init timer vfs.lib.so ld.lib.so posix.lib.so libc.lib.so libm.lib.so stdcxx.lib.so libpfm_test
+}
+
+append_platform_drv_boot_modules
+
+build_boot_image $boot_modules
+append qemu_args "-nographic "
+
+run_genode_until forever

repos/mml/src/app/libpfm_test/check_events.c

@@ -0,0 +1,174 @@
+/*
+ * check_events.c - show event encoding
+ *
+ * Copyright (c) 2009 Google, Inc
+ * Contributed by Stephane Eranian <eranian@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
+ * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * This file is part of libpfm, a performance monitoring support library for
+ * applications on Linux.
+ */
+#include <sys/types.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <perfmon/err.h>
+
+#include <perfmon/pfmlib.h>
+
+int pmu_is_present(pfm_pmu_t p)
+{
+    pfm_pmu_info_t pinfo;
+    int ret;
+
+    memset(&pinfo, 0, sizeof(pinfo));
+    ret = pfm_get_pmu_info(p, &pinfo);
+    return ret == PFM_SUCCESS ? pinfo.is_present : 0;
+}
+
+int main(int argc, const char **argv)
+{
+    pfm_pmu_info_t pinfo;
+    pfm_pmu_encode_arg_t e;
+    const char *arg[3];
+    const char **p;
+    char *fqstr;
+    pfm_event_info_t info;
+    int j, ret;
+    pfm_pmu_t i;
+    int total_supported_events = 0;
+    int total_available_events = 0;
+
+    unsigned long low, high, msr;
+    msr = 0xc0010200;
+
+    asm volatile("rdmsr"
+                 : "=a"(low), "=d"(high)
+                 : "c"(msr)); /*
+                               * Initialize pfm library (required before we can use it)
+                               */
+    ret = pfm_initialize();
+    if (ret != PFM_SUCCESS)
+        errx(1, "cannot initialize library: %s\n", pfm_strerror(ret));
+
+    memset(&pinfo, 0, sizeof(pinfo));
+    memset(&info, 0, sizeof(info));
+
+    printf("Supported PMU models:\n");
+    for (i = PFM_PMU_NONE; i < PFM_PMU_MAX; i++)
+    {
+        ret = pfm_get_pmu_info(i, &pinfo);
+        if (ret != PFM_SUCCESS)
+            continue;
+
+        printf("\t[%d, %s, \"%s\"]\n", i, pinfo.name, pinfo.desc);
+    }
+
+    printf("Detected PMU models:\n");
+    for (i = PFM_PMU_NONE; i < PFM_PMU_MAX; i++)
+    {
+        ret = pfm_get_pmu_info(i, &pinfo);
+        if (ret != PFM_SUCCESS)
+            continue;
+        if (pinfo.is_present)
+        {
+            printf("\t[%d, %s, \"%s\"]\n", i, pinfo.name, pinfo.desc);
+            total_supported_events += pinfo.nevents;
+        }
+        total_available_events += pinfo.nevents;
+    }
+
+    printf("Total events: %d available, %d supported\n", total_available_events, total_supported_events);
+
+    /*
+     * be nice to user!
+     */
+    if (argc < 2 && pmu_is_present(PFM_PMU_PERF_EVENT))
+    {
+        arg[0] = "PERF_COUNT_HW_CPU_CYCLES";
+        arg[1] = "PERF_COUNT_HW_INSTRUCTIONS";
+        arg[2] = NULL;
+        p = arg;
+    }
+    else
+    {
+        p = argv + 1;
+    }
+
+    if (!*p)
+        errx(1, "you must pass at least one event");
+
+    memset(&e, 0, sizeof(e));
+    while (*p)
+    {
+        /*
+         * extract raw event encoding
+         *
+         * For perf_event encoding, use
+         * #include <perfmon/pfmlib_perf_event.h>
+         * and the function:
+         * pfm_get_perf_event_encoding()
+         */
+        fqstr = NULL;
+        e.fstr = &fqstr;
+        ret = pfm_get_os_event_encoding(*p, PFM_PLM0 | PFM_PLM3, PFM_OS_NONE, &e);
+        if (ret != PFM_SUCCESS)
+        {
+            /*
+             * codes is too small for this event
+             * free and let the library resize
+             */
+            if (ret == PFM_ERR_TOOSMALL)
+            {
+                free(e.codes);
+                e.codes = NULL;
+                e.count = 0;
+                free(fqstr);
+                continue;
+            }
+            if (ret == PFM_ERR_NOTFOUND && strstr(*p, "::"))
+                errx(1, "%s: try setting LIBPFM_ENCODE_INACTIVE=1", pfm_strerror(ret));
+            errx(1, "cannot encode event %s: %s", *p, pfm_strerror(ret));
+        }
+        ret = pfm_get_event_info(e.idx, PFM_OS_NONE, &info);
+        if (ret != PFM_SUCCESS)
+            errx(1, "cannot get event info: %s", pfm_strerror(ret));
+
+        ret = pfm_get_pmu_info(info.pmu, &pinfo);
+        if (ret != PFM_SUCCESS)
+            errx(1, "cannot get PMU info: %s", pfm_strerror(ret));
+
+        printf("Requested Event: %s\n", *p);
+        printf("Actual    Event: %s\n", fqstr);
+        printf("PMU            : %s\n", pinfo.desc);
+        printf("IDX            : %d\n", e.idx);
+        printf("Codes          :");
+        for (j = 0; j < e.count; j++)
+            printf(" 0x%" PRIx64, e.codes[j]);
+        putchar('\n');
+
+        free(fqstr);
+        p++;
+    }
+    if (e.codes)
+        free(e.codes);
+    return 0;
+}

repos/mml/src/app/libpfm_test/target.mk

@@ -0,0 +1,5 @@
+TARGET = libpfm_test
+SRC_CC = check_events.c
+LIBS += base posix libm libc stdcxx libpfm4 
+CC_OPT += -Wno-error -Wno-permissive -fpermissive
+

repos/mml/src/app/thread_test/target.mk

@@ -1,4 +1,4 @@
 TARGET = thread_test
 SRC_CC = thread_test.cc 
-LIBS += base stdcxx 
+LIBS += base libc stdcxx 
 CXXFLAGS += -Wno-error