[PULL 13/20] Revert "i386: Introduce use_epyc_apic_id_encoding in X86CPUDefinition"

[Eduardo Habkost]

From: Babu Moger <babu.moger@amd.com>

This reverts commit 0c1538cb1a26287c072645f4759b9872b1596d79.

Remove the EPYC specific apicid decoding and use the generic
default decoding.

Signed-off-by: Babu Moger <babu.moger@amd.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <159889935015.21294.1425332462852607813.stgit@naples-babu.amd.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 target/i386/cpu.h |  1 -
 target/i386/cpu.c | 16 ----------------
 2 files changed, 17 deletions(-)

diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index d5ad42d694..5ff8ad8427 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -1918,7 +1918,6 @@ void cpu_clear_apic_feature(CPUX86State *env);
 void host_cpuid(uint32_t function, uint32_t count,
                 uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx);
 void host_vendor_fms(char *vendor, int *family, int *model, int *stepping);
-bool cpu_x86_use_epyc_apic_id_encoding(const char *cpu_type);
 
 /* helper.c */
 bool x86_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index c9c1e681c2..b72b4b08ac 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1638,10 +1638,6 @@ typedef struct X86CPUDefinition {
     FeatureWordArray features;
     const char *model_id;
     CPUCaches *cache_info;
-
-    /* Use AMD EPYC encoding for apic id */
-    bool use_epyc_apic_id_encoding;
-
     /*
      * Definitions for alternative versions of CPU model.
      * List is terminated by item with version == 0.
@@ -1683,18 +1679,6 @@ static const X86CPUVersionDefinition 
*x86_cpu_def_get_versions(X86CPUDefinition
     return def->versions ?: default_version_list;
 }
 
-bool cpu_x86_use_epyc_apic_id_encoding(const char *cpu_type)
-{
-    X86CPUClass *xcc = X86_CPU_CLASS(object_class_by_name(cpu_type));
-
-    assert(xcc);
-    if (xcc->model && xcc->model->cpudef) {
-        return xcc->model->cpudef->use_epyc_apic_id_encoding;
-    } else {
-        return false;
-    }
-}
-
 static CPUCaches epyc_cache_info = {
     .l1d_cache = &(CPUCacheInfo) {
         .type = DATA_CACHE,
-- 
2.26.2