From e850164bac08a5b3b4cd09f587775e68ad1b40c2 Mon Sep 17 00:00:00 2001 From: Aaron Durbin Date: Mon, 29 Apr 2013 22:22:55 -0500 Subject: tsc: provide monotonic timer Implement the timer_monotonic_get() using the TSC. Change-Id: I5118da6fb9bccc75d2ce012317612e0ab20a2cac Signed-off-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/3155 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich --- src/cpu/x86/Kconfig | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src/cpu/x86/Kconfig') diff --git a/src/cpu/x86/Kconfig b/src/cpu/x86/Kconfig index 6b70ae7c6c..5cf40fa4a9 100644 --- a/src/cpu/x86/Kconfig +++ b/src/cpu/x86/Kconfig @@ -25,6 +25,13 @@ config UDELAY_TSC bool default n +config TSC_MONOTONIC_TIMER + def_bool n + depends on UDELAY_TSC + select HAVE_MONOTONIC_TIMER + help + Expose monotonic time using the TSC. + config UDELAY_TIMER2 bool default n -- cgit v1.2.3