From 5fa022aeba8420d4803e6198642d0a0cbbac99f3 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Tue, 15 Oct 2019 15:33:24 -0300 Subject: [PATCH] libbeauty: Add a generator for x86's IRQ vectors -> strings MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We'll wire this up with the 'vector' arg in irq_vectors:*, etc: Just run it straight away and check what it produces: $ tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh static const char *x86_irq_vectors[] = { [0x02] = "NMI", [0x12] = "MCE", [0x20] = "IRQ_MOVE_CLEANUP", [0x80] = "IA32_SYSCALL", [0xec] = "LOCAL_TIMER", [0xed] = "HYPERV_STIMER0", [0xee] = "HYPERV_REENLIGHTENMENT", [0xef] = "MANAGED_IRQ_SHUTDOWN", [0xf0] = "POSTED_INTR_NESTED", [0xf1] = "POSTED_INTR_WAKEUP", [0xf2] = "POSTED_INTR", [0xf3] = "HYPERVISOR_CALLBACK", [0xf4] = "DEFERRED_ERROR", [0xf6] = "IRQ_WORK", [0xf7] = "X86_PLATFORM_IPI", [0xf8] = "REBOOT", [0xf9] = "THRESHOLD_APIC", [0xfa] = "THERMAL_APIC", [0xfb] = "CALL_FUNCTION_SINGLE", [0xfc] = "CALL_FUNCTION", [0xfd] = "RESCHEDULE", [0xfe] = "ERROR_APIC", [0xff] = "SPURIOUS_APIC", }; $ Cc: Adrian Hunter Cc: Andi Kleen Cc: David Ahern Cc: Jiri Olsa Cc: Luis Cláudio Gonçalves Cc: Namhyung Kim Link: https://lkml.kernel.org/n/tip-cpl1pa7kkwn0llufi5qw4li8@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- .../beauty/tracepoints/x86_irq_vectors.sh | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100755 tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh diff --git a/tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh b/tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh new file mode 100755 index 000000000000..f920003723b3 --- /dev/null +++ b/tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh @@ -0,0 +1,27 @@ +#!/bin/sh +# SPDX-License-Identifier: LGPL-2.1 +# (C) 2019, Arnaldo Carvalho de Melo + +if [ $# -ne 1 ] ; then + arch_x86_header_dir=tools/arch/x86/include/asm/ +else + arch_x86_header_dir=$1 +fi + +x86_irq_vectors=${arch_x86_header_dir}/irq_vectors.h + +# FIRST_EXTERNAL_VECTOR is not that useful, find what is its number +# and then replace whatever is using it and that is useful, which at +# the time of writing of this script was: IRQ_MOVE_CLEANUP_VECTOR. + +first_external_regex='^#define[[:space:]]+FIRST_EXTERNAL_VECTOR[[:space:]]+(0x[[:xdigit:]]+)$' +first_external_vector=$(egrep ${first_external_regex} ${x86_irq_vectors} | sed -r "s/${first_external_regex}/\1/g") + +printf "static const char *x86_irq_vectors[] = {\n" +regex='^#define[[:space:]]+([[:alnum:]_]+)_VECTOR[[:space:]]+(0x[[:xdigit:]]+)$' +sed -r "s/FIRST_EXTERNAL_VECTOR/${first_external_vector}/g" ${x86_irq_vectors} | \ +egrep ${regex} | \ + sed -r "s/${regex}/\2 \1/g" | sort -n | \ + xargs printf "\t[%s] = \"%s\",\n" +printf "};\n\n" + -- 2.45.2