commit befa72b208c5506180d8185e9d155f511fdffda4
author Subrata Banik <subrata.banik@intel.com> Tue Dec 11 17:10:18 2018 +0530
committer Subrata Banik <subrata.banik@intel.com> Sat Dec 15 04:20:27 2018 +0000
tree 4d6093b10006fb5ff2cd4af1ef412e77371755d9
parent 78c919bdc87bf4ad7fd39b90b9b0cd3ee33ec494

cpu/x86: Make mp_get_apic_id() function externally available

This function returns APIC id for respective cpu core.

BUG=b:74436746
BRANCH=none
TEST=mp_get_apic_id() can be accessed in other files now.

Change-Id: I5c5eda8325f941ab84d8a3fe0dae64be71c44855
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/25620
Reviewed-by: Aamir Bohra <aamir.bohra@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/cpu/x86/mp_init.c

diff --git a/src/cpu/x86/mp_init.c b/src/cpu/x86/mp_init.c
index 61512ee..9526824 100644
--- a/src/cpu/x86/mp_init.c
+++ b/src/cpu/x86/mp_init.c
@@ -665,12 +665,12 @@
 }
 
 /* Returns APIC id for coreboot CPU number or < 0 on failure. */
-static int mp_get_apic_id(int cpu_slot)
+int mp_get_apic_id(int logical_cpu)
 {
-	if (cpu_slot >= CONFIG_MAX_CPUS || cpu_slot < 0)
+	if (logical_cpu >= CONFIG_MAX_CPUS || logical_cpu < 0)
 		return -1;
 
-	return cpus[cpu_slot].default_apic_id;
+	return cpus[logical_cpu].default_apic_id;
 }
 
 void smm_initiate_relocation_parallel(void)

src/include/cpu/x86/mp.h

diff --git a/src/include/cpu/x86/mp.h b/src/include/cpu/x86/mp.h
index c04252e..9789910 100644
--- a/src/include/cpu/x86/mp.h
+++ b/src/include/cpu/x86/mp.h
@@ -145,6 +145,9 @@
  */
 int mp_park_aps(void);
 
+/* Returns APIC id for coreboot CPU number or < 0 on failure. */
+int mp_get_apic_id(int logical_cpu);
+
 /*
  * SMM helpers to use with initializing CPUs.
  */