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diff --git a/lib/libpmc/pmc.3 b/lib/libpmc/pmc.3
--- a/lib/libpmc/pmc.3
+++ b/lib/libpmc/pmc.3
@@ -23,7 +23,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd May 28, 2022
+.Dd June 3, 2022
.Dt PMC 3
.Os
.Sh NAME
@@ -131,7 +131,7 @@
enumeration.
Supported CPUs include:
.Pp
-.Bl -tag -width "Li PMC_CPU_INTEL_CORE2" -compact
+.Bl -tag -width "Li PMC_CPU_ARMV7_CORTEX_A15" -compact
.It Li PMC_CPU_AMD_K7
.Tn "AMD Athlon"
CPUs.
@@ -161,14 +161,66 @@
CPUs, and other CPUs conforming to version 2 of the
.Tn Intel
performance measurement architecture.
+.It Li PMC_CPU_PPC_7450
+.Tn PowerPC
+MPC7450 CPUs.
+.It Li PMC_CPU_PPC_E500
+.Tn PowerPC
+e500 Core CPUs.
+.It Li PMC_CPU_PPC_970
+.Tn IBM
+.Tn PowerPC
+970 CPUs.
+.It Li PMC_CPU_PPC_POWER8
+.Tn IBM
+.Tn POWER8 and
+.Tn POWER9
+CPUs.
+.It Li GENERIC
+Generic
+.It Li PMC_CPU_ARMV7_CORTEX_A5
+.Tn ARMv7
+.Tn Cortex A5
+CPUs.
+.It Li PMC_CPU_ARMV7_CORTEX_A7
+.Tn ARMv7
+.Tn Cortex A7
+CPUs.
+.It Li PMC_CPU_ARMV7_CORTEX_A8
+.Tn ARMv7
+.Tn Cortex A8
+CPUs.
+.It Li PMC_CPU_ARMV7_CORTEX_A9
+.Tn ARMv7
+.Tn Cortex A9
+CPUs.
+.It Li PMC_CPU_ARMV7_CORTEX_A15
+.Tn ARMv7 Cortex A15
+CPUs.
+.It Li PMC_CPU_ARMV7_CORTEX_A17
+.Tn ARMv7
+.Tn Cortex A17
+CPUs.
+.It Li PMC_CPU_ARMV8_CORTEX_A53
+ARMv8
+.Tn Cortex A53
+CPUs.
+.It Li PMC_CPU_ARMV8_CORTEX_A57
+ARMv8
+.Tn Cortex A57
+CPUs.
+.It Li PMC_CPU_ARMV8_CORTEX_A76
+ARMv8
+.Tn Cortex A76
+CPUs.
.El
.Ss Supported PMCs
-PMC supported by this library are named by the
+PMCs supported by this library are named by the
.Vt enum pmc_class
enumeration.
-Supported PMC kinds include:
+Supported PMC classes include:
.Pp
-.Bl -tag -width "Li PMC_CLASS_IAF" -compact
+.Bl -tag -width "Li PMC_CLASS_POWER8" -compact
.It Li PMC_CLASS_IAF
Fixed function hardware counters presents in CPUs conforming to the
.Tn Intel
@@ -187,6 +239,18 @@
CPUs.
.It Li PMC_CLASS_TSC
The timestamp counter on i386 and amd64 architecture CPUs.
+.It Li PMC_CLASS_ARMV7
+.Tn ARMv7
+.It Li PMC_CLASS_ARMV8
+.Tn ARMv8
+.It Li PMC_CLASS_PPC970
+.Tn IBM
+.Tn PowerPC
+970 class.
+.It Li PMC_CLASS_POWER8
+.Tn IBM
+.Tn POWER8
+class.
.It Li PMC_CLASS_SOFT
Software events.
.El
@@ -361,10 +425,10 @@
signal if:
.Bl -bullet
.It
-If any process-mode PMC allocated by it loses all its
+any process-mode PMC allocated by it loses all its
target processes.
.It
-If the driver encounters an error when writing log data to a
+the driver encounters an error when writing log data to a
configured log file.
This error may be retrieved by a subsequent call to
.Fn pmc_flush_logfile .
@@ -409,7 +473,7 @@
function
.Fn pmc_detach .
.It
-Before the process exits, its may release its PMCs using function
+Before the process exits, it may release its PMCs using function
.Fn pmc_release .
Any configured log file may be closed using function
.Fn pmc_configure_logfile .

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