beauty/tracepoints/x86_msr.c

0001 // SPDX-License-Identifier: LGPL-2.1
0002 /*
0003  * trace/beauty/x86_msr.c
0004  *
0005  *  Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
0006  */
0007
0008 #include "trace/beauty/beauty.h"
0009
0010 #include "trace/beauty/generated/x86_arch_MSRs_array.c"
0011
0012 static DEFINE_STRARRAY(x86_MSRs, "MSR_");
0013 static DEFINE_STRARRAY_OFFSET(x86_64_specific_MSRs, "MSR_", x86_64_specific_MSRs_offset);
0014 static DEFINE_STRARRAY_OFFSET(x86_AMD_V_KVM_MSRs, "MSR_", x86_AMD_V_KVM_MSRs_offset);
0015
0016 static struct strarray *x86_MSRs_tables[] = {
0017     &strarray__x86_MSRs,
0018     &strarray__x86_64_specific_MSRs,
0019     &strarray__x86_AMD_V_KVM_MSRs,
0020 };
0021
0022 static DEFINE_STRARRAYS(x86_MSRs_tables);
0023
0024 static size_t x86_MSR__scnprintf(unsigned long msr, char *bf, size_t size, bool show_prefix)
0025 {
0026     return strarrays__scnprintf(&strarrays__x86_MSRs_tables, bf, size, "%#x", show_prefix, msr);
0027 }
0028
0029 size_t syscall_arg__scnprintf_x86_MSR(char *bf, size_t size, struct syscall_arg *arg)
0030 {
0031     unsigned long flags = arg->val;
0032
0033     return x86_MSR__scnprintf(flags, bf, size, arg->show_string_prefix);
0034 }
0035
0036 bool syscall_arg__strtoul_x86_MSR(char *bf, size_t size, struct syscall_arg *arg __maybe_unused, u64 *ret)
0037 {
0038     return strarrays__strtoul(&strarrays__x86_MSRs_tables, bf, size, ret);
0039 }