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Date: Wed, 17 Sep 2014 15:54:12 +0300
From: Nadav Amit <namit@...technion.ac.il>
To: bp@...en8.de
Cc: mingo@...nel.org, nadav.amit@...il.com, pbonzini@...hat.com,
hpa@...or.com, mingo@...hat.com, tglx@...utronix.de,
x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
a.p.zijlstra@...llo.nl, Nadav Amit <namit@...technion.ac.il>
Subject: [RESEND PATCH 1/3] x86: Adding structs to reflect cpuid fields
Adding structs that reflect various cpuid fields in x86 architecture. Structs
were added only for functions that are not pure bitmaps.
Signed-off-by: Nadav Amit <namit@...technion.ac.il>
---
arch/x86/include/asm/cpuid_def.h | 163 +++++++++++++++++++++++++++++++++++++++
1 file changed, 163 insertions(+)
create mode 100644 arch/x86/include/asm/cpuid_def.h
diff --git a/arch/x86/include/asm/cpuid_def.h b/arch/x86/include/asm/cpuid_def.h
new file mode 100644
index 0000000..0cf43ba
--- /dev/null
+++ b/arch/x86/include/asm/cpuid_def.h
@@ -0,0 +1,163 @@
+#ifndef ARCH_X86_KVM_CPUID_DEF_H
+#define ARCH_X86_KVM_CPUID_DEF_H
+
+union cpuid1_eax {
+ struct {
+ unsigned int stepping_id:4;
+ unsigned int model:4;
+ unsigned int family_id:4;
+ unsigned int processor_type:2;
+ unsigned int reserved:2;
+ unsigned int extended_model_id:4;
+ unsigned int extended_family_id:8;
+ unsigned int reserved2:4;
+ } split;
+ unsigned int full;
+};
+
+union cpuid1_ebx {
+ struct {
+ unsigned int brand_index:8;
+ unsigned int clflush_size:8;
+ unsigned int max_logical_proc:8;
+ unsigned int initial_apicid:8;
+ } split;
+ unsigned int full;
+};
+
+union cpuid4_eax {
+ struct {
+ unsigned int cache_type:5;
+ unsigned int cache_level:3;
+ unsigned int self_init_cache_level:1;
+ unsigned int fully_associative:1;
+ unsigned int reserved:4;
+ unsigned int max_logical_proc:12;
+ unsigned int max_package_proc:6;
+ } split;
+ unsigned int full;
+};
+
+union cpuid4_ebx {
+ struct {
+ unsigned int coherency_line_size:12;
+ unsigned int physical_line_partitions:10;
+ unsigned int ways:10;
+ } split;
+ unsigned int full;
+};
+
+union cpuid5_eax {
+ struct {
+ unsigned int min_monitor_line_size:16;
+ unsigned int reserved:16;
+ } split;
+ unsigned int full;
+};
+
+union cpuid5_ebx {
+ struct {
+ unsigned int max_monitor_line_size:16;
+ unsigned int reserved:16;
+ } split;
+ unsigned int full;
+};
+
+union cpuid5_ecx {
+ struct {
+ unsigned int monitor_mwait_ext:1;
+ unsigned int interrupt_as_break:1;
+ } split;
+ unsigned int full;
+};
+
+union cpuid5_edx {
+ struct {
+ unsigned int c0_sub_states:4;
+ unsigned int c1_sub_states:4;
+ unsigned int c2_sub_states:4;
+ unsigned int c3_sub_states:4;
+ unsigned int c4_sub_states:4;
+ unsigned int c5_sub_states:4;
+ unsigned int c6_sub_states:4;
+ unsigned int c7_sub_states:4;
+ } split;
+ unsigned int full;
+};
+
+union cpuid11_eax {
+ struct {
+ unsigned int x2apic_shift:5;
+ unsigned int reserved:27;
+ } split;
+ unsigned int full;
+};
+
+union cpuid11_ebx {
+ struct {
+ unsigned int logical_proc:16;
+ unsigned int reserved:16;
+ } split;
+ unsigned int full;
+};
+
+union cpuid11_ecx {
+ struct {
+ unsigned int level_number:8;
+ unsigned int level_type:8;
+ unsigned int reserved:16;
+ } split;
+ unsigned int full;
+};
+
+union cpuid8_5_eax_ebx {
+ struct {
+ unsigned int itlb_entries:8;
+ unsigned int itlb_assoc:8;
+ unsigned int dtlb_entries:8;
+ unsigned int dtlb_assoc:8;
+ } split;
+ unsigned int full;
+};
+
+union cpuid8_5_ecx_edx {
+ struct {
+ unsigned int line_size:8;
+ unsigned int lines_per_tag:8;
+ unsigned int associativity:8;
+ unsigned int cache_size:8;
+ } split;
+ unsigned int full;
+};
+
+union cpuid8_6_ebx {
+ struct {
+ unsigned int itlb_entries:12;
+ unsigned int itlb_assoc:4;
+ unsigned int dtlb_entries:12;
+ unsigned int dtlb_assoc:4;
+ } split;
+ unsigned int full;
+};
+
+union cpuid8_6_ecx {
+ struct {
+ unsigned int cache_line_size:8;
+ unsigned int lines_per_tag:4;
+ unsigned int l2_associativity:4;
+ unsigned int cache_size:16;
+ } split;
+ unsigned int full;
+};
+
+union cpuid_8_8_eax {
+ struct {
+ unsigned int phys_as:8;
+ unsigned int virt_as:8;
+ unsigned int guest_phys_as:8;
+ unsigned int reserved:8;
+ } split;
+ unsigned int full;
+};
+
+#endif
--
1.9.1
--
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