tools/perf/trace/beauty/tracepoints/x86_msr.c

   1 // SPDX-License-Identifier: LGPL-2.1
   2 /*
   3  * trace/beauty/x86_msr.c
   4  *
   5  *  Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
   6  */
   7
   8 #include "trace/beauty/beauty.h"
   9
  10 #include "trace/beauty/generated/x86_arch_MSRs_array.c"
  11
  12 static DEFINE_STRARRAY(x86_MSRs, "MSR_");
  13 static DEFINE_STRARRAY_OFFSET(x86_64_specific_MSRs, "MSR_", x86_64_specific_MSRs_offset);
  14 static DEFINE_STRARRAY_OFFSET(x86_AMD_V_KVM_MSRs, "MSR_", x86_AMD_V_KVM_MSRs_offset);
  15
  16 static struct strarray *x86_MSRs_tables[] = {
  17         &strarray__x86_MSRs,
  18         &strarray__x86_64_specific_MSRs,
  19         &strarray__x86_AMD_V_KVM_MSRs,
  20 };
  21
  22 static DEFINE_STRARRAYS(x86_MSRs_tables);
  23
  24 static size_t x86_MSR__scnprintf(unsigned long msr, char *bf, size_t size, bool show_prefix)
  25 {
  26         return strarrays__scnprintf(&strarrays__x86_MSRs_tables, bf, size, "%#x", show_prefix, msr);
  27 }
  28
  29 size_t syscall_arg__scnprintf_x86_MSR(char *bf, size_t size, struct syscall_arg *arg)
  30 {
  31         unsigned long flags = arg->val;
  32
  33         return x86_MSR__scnprintf(flags, bf, size, arg->show_string_prefix);
  34 }
  35
  36 bool syscall_arg__strtoul_x86_MSR(char *bf, size_t size, struct syscall_arg *arg __maybe_unused, u64 *ret)
  37 {
  38         return strarrays__strtoul(&strarrays__x86_MSRs_tables, bf, size, ret);
  39 }