[PATCH 09/67] x86: Show the timestamp counter with bdinfo

Simon Glass sjg at chromium.org
Wed Jan 1 23:08:55 CET 2025


Add a line to the 'bdinfo' command which shows the current value of the
TSC.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/x86/lib/bdinfo.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/lib/bdinfo.c b/arch/x86/lib/bdinfo.c
index bd2cf0b9fcb..4b016d4a0fc 100644
--- a/arch/x86/lib/bdinfo.c
+++ b/arch/x86/lib/bdinfo.c
@@ -33,6 +33,8 @@ void arch_print_bdinfo(void)
 	bdinfo_print_num_l(" high start", gd->arch.table_start_high);
 	bdinfo_print_num_l(" high end", gd->arch.table_end_high);
 
+	bdinfo_print_num_ll("tsc", rdtsc());
+
 	if (IS_ENABLED(CONFIG_EFI_STUB))
 		efi_show_bdinfo();
 }
-- 
2.43.0



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