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authorAaron Durbin <adurbin@chromium.org>2013-05-01 15:39:28 -0500
committerRonald G. Minnich <rminnich@gmail.com>2013-05-07 18:32:41 +0200
commit7cb1ba9a61b244800eb65c08729f75d85a504de3 (patch)
treed18c0a0964ebc7b92ddc443774055da043dd7a52 /src/cpu/intel/haswell/Makefile.inc
parent935850e08293cec1cb27d12358b27285e780566a (diff)
haswell: use tsc for udelay()
Instead of using the local apic timer for udelay() use the tsc. That way SMM, romstage, and ramstage all use the same delay functionality. Change-Id: I024de5af01eb5de09318e13d0428ee98c132f594 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/3169 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/cpu/intel/haswell/Makefile.inc')
-rw-r--r--src/cpu/intel/haswell/Makefile.inc3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/cpu/intel/haswell/Makefile.inc b/src/cpu/intel/haswell/Makefile.inc
index 90ffd66699..60c061ddd7 100644
--- a/src/cpu/intel/haswell/Makefile.inc
+++ b/src/cpu/intel/haswell/Makefile.inc
@@ -1,7 +1,9 @@
ramstage-y += haswell_init.c
subdirs-y += ../../x86/name
ramstage-y += mp_init.c
+ramstage-y += tsc_freq.c
romstage-y += romstage.c
+romstage-y += tsc_freq.c
ramstage-$(CONFIG_GENERATE_ACPI_TABLES) += acpi.c
ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smmrelocate.c
@@ -10,6 +12,7 @@ ramstage-$(CONFIG_MONOTONIC_TIMER_MSR) += monotonic_timer.c
cpu_microcode-$(CONFIG_CPU_MICROCODE_CBFS_GENERATE) += microcode_blob.c
smm-$(CONFIG_HAVE_SMI_HANDLER) += finalize.c
+smm-$(CONFIG_HAVE_SMI_HANDLER) += tsc_freq.c
cpu_incs += $(src)/cpu/intel/haswell/cache_as_ram.inc