arch/x86/acpigen.c: Add a method to notify all CPU cores

Change-Id: If8b07fdcec51c344a82309d4af3b6127ad758baf
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/29895
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

1 files changed, 1 insertions, 11 deletions

diff --git a/src/cpu/intel/speedstep/acpi.c b/src/cpu/intel/speedstep/acpi.c
index 0feaa2f4c2..b5e2c9e9e2 100644
--- a/src/cpu/intel/speedstep/acpi.c
+++ b/src/cpu/intel/speedstep/acpi.c
@@ -166,15 +166,5 @@ void generate_cpu_entries(struct device *device)
 	   of the first and only package. */
 	acpigen_write_processor_package("PPKG", 0, cores_per_package);
 
-	/* Add a method to notify processor nodes */
-	acpigen_write_method("\\_PR.CNOT", 1);
-	for (coreID = 0; coreID < cores_per_package; coreID++) {
-		char buffer[DEVICE_PATH_MAX];
-		snprintf(buffer, sizeof(buffer), "\\_PR.CP%c%c",
-			'0' + coreID / 10, '0' + coreID % 10);
-		acpigen_emit_byte(NOTIFY_OP);
-		acpigen_emit_namestring(buffer);
-		acpigen_emit_byte(ARG0_OP);
-	}
-	acpigen_pop_len();
+	acpigen_write_processor_cnot(cores_per_package);
 }