From bc7313134f8192214cf74116c0b54d3eb6081fcf Mon Sep 17 00:00:00 2001 From: Amaan Cheval Date: Mon, 13 Aug 2018 16:25:34 +0530 Subject: bsps/x86_64: Add APIC timer based clock driver The APIC timer is calibrated by running the i8254 PIT for a fraction of a second (determined by PIT_CALIBRATE_DIVIDER) and counting how many times the APIC counter has ticked. The calibration can be run multiple times (determined by APIC_TIMER_NUM_CALIBRATIONS) and averaged out. Updates #2898. --- c/src/lib/libbsp/x86_64/amd64/Makefile.am | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'c/src/lib/libbsp') diff --git a/c/src/lib/libbsp/x86_64/amd64/Makefile.am b/c/src/lib/libbsp/x86_64/amd64/Makefile.am index d4102cdfb4..101c98b96c 100644 --- a/c/src/lib/libbsp/x86_64/amd64/Makefile.am +++ b/c/src/lib/libbsp/x86_64/amd64/Makefile.am @@ -27,11 +27,13 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/x86_64/amd64/start/page.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/sbrk.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/getentropy/getentropy-cpucounter.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspreset-empty.c +# interrupts +librtemsbsp_a_SOURCES += ../../../../../../bsps/x86_64/amd64/interrupts/pic.c librtemsbsp_a_SOURCES += ../../../../../../bsps/x86_64/amd64/interrupts/idt.c librtemsbsp_a_SOURCES += ../../../../../../bsps/x86_64/amd64/interrupts/isr_handler.S librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/irq/irq-default-handler.c # clock -librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/clock/clock-simidle.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/x86_64/amd64/clock/clock.c # console librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/serial/console-termios-init.c librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/serial/console-termios.c -- cgit v1.2.3