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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/x86/include/asm/kvm_para.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/x86/include/asm/kvm_para.h')
-rw-r--r--ANDROID_3.4.5/arch/x86/include/asm/kvm_para.h216
1 files changed, 0 insertions, 216 deletions
diff --git a/ANDROID_3.4.5/arch/x86/include/asm/kvm_para.h b/ANDROID_3.4.5/arch/x86/include/asm/kvm_para.h
deleted file mode 100644
index 183922e1..00000000
--- a/ANDROID_3.4.5/arch/x86/include/asm/kvm_para.h
+++ /dev/null
@@ -1,216 +0,0 @@
-#ifndef _ASM_X86_KVM_PARA_H
-#define _ASM_X86_KVM_PARA_H
-
-#include <linux/types.h>
-#include <asm/hyperv.h>
-
-/* This CPUID returns the signature 'KVMKVMKVM' in ebx, ecx, and edx. It
- * should be used to determine that a VM is running under KVM.
- */
-#define KVM_CPUID_SIGNATURE 0x40000000
-
-/* This CPUID returns a feature bitmap in eax. Before enabling a particular
- * paravirtualization, the appropriate feature bit should be checked.
- */
-#define KVM_CPUID_FEATURES 0x40000001
-#define KVM_FEATURE_CLOCKSOURCE 0
-#define KVM_FEATURE_NOP_IO_DELAY 1
-#define KVM_FEATURE_MMU_OP 2
-/* This indicates that the new set of kvmclock msrs
- * are available. The use of 0x11 and 0x12 is deprecated
- */
-#define KVM_FEATURE_CLOCKSOURCE2 3
-#define KVM_FEATURE_ASYNC_PF 4
-#define KVM_FEATURE_STEAL_TIME 5
-
-/* The last 8 bits are used to indicate how to interpret the flags field
- * in pvclock structure. If no bits are set, all flags are ignored.
- */
-#define KVM_FEATURE_CLOCKSOURCE_STABLE_BIT 24
-
-#define MSR_KVM_WALL_CLOCK 0x11
-#define MSR_KVM_SYSTEM_TIME 0x12
-
-#define KVM_MSR_ENABLED 1
-/* Custom MSRs falls in the range 0x4b564d00-0x4b564dff */
-#define MSR_KVM_WALL_CLOCK_NEW 0x4b564d00
-#define MSR_KVM_SYSTEM_TIME_NEW 0x4b564d01
-#define MSR_KVM_ASYNC_PF_EN 0x4b564d02
-#define MSR_KVM_STEAL_TIME 0x4b564d03
-
-struct kvm_steal_time {
- __u64 steal;
- __u32 version;
- __u32 flags;
- __u32 pad[12];
-};
-
-#define KVM_STEAL_ALIGNMENT_BITS 5
-#define KVM_STEAL_VALID_BITS ((-1ULL << (KVM_STEAL_ALIGNMENT_BITS + 1)))
-#define KVM_STEAL_RESERVED_MASK (((1 << KVM_STEAL_ALIGNMENT_BITS) - 1 ) << 1)
-
-#define KVM_MAX_MMU_OP_BATCH 32
-
-#define KVM_ASYNC_PF_ENABLED (1 << 0)
-#define KVM_ASYNC_PF_SEND_ALWAYS (1 << 1)
-
-/* Operations for KVM_HC_MMU_OP */
-#define KVM_MMU_OP_WRITE_PTE 1
-#define KVM_MMU_OP_FLUSH_TLB 2
-#define KVM_MMU_OP_RELEASE_PT 3
-
-/* Payload for KVM_HC_MMU_OP */
-struct kvm_mmu_op_header {
- __u32 op;
- __u32 pad;
-};
-
-struct kvm_mmu_op_write_pte {
- struct kvm_mmu_op_header header;
- __u64 pte_phys;
- __u64 pte_val;
-};
-
-struct kvm_mmu_op_flush_tlb {
- struct kvm_mmu_op_header header;
-};
-
-struct kvm_mmu_op_release_pt {
- struct kvm_mmu_op_header header;
- __u64 pt_phys;
-};
-
-#define KVM_PV_REASON_PAGE_NOT_PRESENT 1
-#define KVM_PV_REASON_PAGE_READY 2
-
-struct kvm_vcpu_pv_apf_data {
- __u32 reason;
- __u8 pad[60];
- __u32 enabled;
-};
-
-#ifdef __KERNEL__
-#include <asm/processor.h>
-
-extern void kvmclock_init(void);
-extern int kvm_register_clock(char *txt);
-
-
-/* This instruction is vmcall. On non-VT architectures, it will generate a
- * trap that we will then rewrite to the appropriate instruction.
- */
-#define KVM_HYPERCALL ".byte 0x0f,0x01,0xc1"
-
-/* For KVM hypercalls, a three-byte sequence of either the vmrun or the vmmrun
- * instruction. The hypervisor may replace it with something else but only the
- * instructions are guaranteed to be supported.
- *
- * Up to four arguments may be passed in rbx, rcx, rdx, and rsi respectively.
- * The hypercall number should be placed in rax and the return value will be
- * placed in rax. No other registers will be clobbered unless explicited
- * noted by the particular hypercall.
- */
-
-static inline long kvm_hypercall0(unsigned int nr)
-{
- long ret;
- asm volatile(KVM_HYPERCALL
- : "=a"(ret)
- : "a"(nr)
- : "memory");
- return ret;
-}
-
-static inline long kvm_hypercall1(unsigned int nr, unsigned long p1)
-{
- long ret;
- asm volatile(KVM_HYPERCALL
- : "=a"(ret)
- : "a"(nr), "b"(p1)
- : "memory");
- return ret;
-}
-
-static inline long kvm_hypercall2(unsigned int nr, unsigned long p1,
- unsigned long p2)
-{
- long ret;
- asm volatile(KVM_HYPERCALL
- : "=a"(ret)
- : "a"(nr), "b"(p1), "c"(p2)
- : "memory");
- return ret;
-}
-
-static inline long kvm_hypercall3(unsigned int nr, unsigned long p1,
- unsigned long p2, unsigned long p3)
-{
- long ret;
- asm volatile(KVM_HYPERCALL
- : "=a"(ret)
- : "a"(nr), "b"(p1), "c"(p2), "d"(p3)
- : "memory");
- return ret;
-}
-
-static inline long kvm_hypercall4(unsigned int nr, unsigned long p1,
- unsigned long p2, unsigned long p3,
- unsigned long p4)
-{
- long ret;
- asm volatile(KVM_HYPERCALL
- : "=a"(ret)
- : "a"(nr), "b"(p1), "c"(p2), "d"(p3), "S"(p4)
- : "memory");
- return ret;
-}
-
-static inline int kvm_para_available(void)
-{
- unsigned int eax, ebx, ecx, edx;
- char signature[13];
-
- if (boot_cpu_data.cpuid_level < 0)
- return 0; /* So we don't blow up on old processors */
-
- cpuid(KVM_CPUID_SIGNATURE, &eax, &ebx, &ecx, &edx);
- memcpy(signature + 0, &ebx, 4);
- memcpy(signature + 4, &ecx, 4);
- memcpy(signature + 8, &edx, 4);
- signature[12] = 0;
-
- if (strcmp(signature, "KVMKVMKVM") == 0)
- return 1;
-
- return 0;
-}
-
-static inline unsigned int kvm_arch_para_features(void)
-{
- return cpuid_eax(KVM_CPUID_FEATURES);
-}
-
-#ifdef CONFIG_KVM_GUEST
-void __init kvm_guest_init(void);
-void kvm_async_pf_task_wait(u32 token);
-void kvm_async_pf_task_wake(u32 token);
-u32 kvm_read_and_reset_pf_reason(void);
-extern void kvm_disable_steal_time(void);
-#else
-#define kvm_guest_init() do { } while (0)
-#define kvm_async_pf_task_wait(T) do {} while(0)
-#define kvm_async_pf_task_wake(T) do {} while(0)
-static inline u32 kvm_read_and_reset_pf_reason(void)
-{
- return 0;
-}
-
-static inline void kvm_disable_steal_time(void)
-{
- return;
-}
-#endif
-
-#endif /* __KERNEL__ */
-
-#endif /* _ASM_X86_KVM_PARA_H */