From 1a9efe3b28b42de4ff8191098cec524de563f02d Mon Sep 17 00:00:00 2001 From: Arthur Heymans Date: Wed, 28 Nov 2018 12:20:43 +0100 Subject: soc/intel/braswell: Rework acpi/cpu.asl Use acpigen_write_processor_cnot to implement notifications to the CPU. Change-Id: I93c11e89da34c5432c6ce0415998b47bad339763 Signed-off-by: Arthur Heymans Reviewed-on: https://review.coreboot.org/c/29889 Reviewed-by: Duncan Laurie Tested-by: build bot (Jenkins) --- src/soc/intel/braswell/acpi.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src/soc/intel/braswell/acpi.c') diff --git a/src/soc/intel/braswell/acpi.c b/src/soc/intel/braswell/acpi.c index e7910724c4..5c66ea127a 100644 --- a/src/soc/intel/braswell/acpi.c +++ b/src/soc/intel/braswell/acpi.c @@ -448,6 +448,13 @@ void generate_cpu_entries(struct device *device) acpigen_pop_len(); } + + /* PPKG is usually used for thermal management + of the first and only package. */ + acpigen_write_processor_package("PPKG", 0, pattrs->num_cpus); + + /* Add a method to notify processor nodes */ + acpigen_write_processor_cnot(pattrs->num_cpus); } unsigned long acpi_madt_irq_overrides(unsigned long current) -- cgit v1.2.3