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Diffstat (limited to 'include/asm-x86/xen/interface.h')
-rw-r--r--include/asm-x86/xen/interface.h175
1 files changed, 0 insertions, 175 deletions
diff --git a/include/asm-x86/xen/interface.h b/include/asm-x86/xen/interface.h
deleted file mode 100644
index d077bba96da9..000000000000
--- a/include/asm-x86/xen/interface.h
+++ /dev/null
@@ -1,175 +0,0 @@
-/******************************************************************************
- * arch-x86_32.h
- *
- * Guest OS interface to x86 Xen.
- *
- * Copyright (c) 2004, K A Fraser
- */
-
-#ifndef ASM_X86__XEN__INTERFACE_H
-#define ASM_X86__XEN__INTERFACE_H
-
-#ifdef __XEN__
-#define __DEFINE_GUEST_HANDLE(name, type) \
- typedef struct { type *p; } __guest_handle_ ## name
-#else
-#define __DEFINE_GUEST_HANDLE(name, type) \
- typedef type * __guest_handle_ ## name
-#endif
-
-#define DEFINE_GUEST_HANDLE_STRUCT(name) \
- __DEFINE_GUEST_HANDLE(name, struct name)
-#define DEFINE_GUEST_HANDLE(name) __DEFINE_GUEST_HANDLE(name, name)
-#define GUEST_HANDLE(name) __guest_handle_ ## name
-
-#ifdef __XEN__
-#if defined(__i386__)
-#define set_xen_guest_handle(hnd, val) \
- do { \
- if (sizeof(hnd) == 8) \
- *(uint64_t *)&(hnd) = 0; \
- (hnd).p = val; \
- } while (0)
-#elif defined(__x86_64__)
-#define set_xen_guest_handle(hnd, val) do { (hnd).p = val; } while (0)
-#endif
-#else
-#if defined(__i386__)
-#define set_xen_guest_handle(hnd, val) \
- do { \
- if (sizeof(hnd) == 8) \
- *(uint64_t *)&(hnd) = 0; \
- (hnd) = val; \
- } while (0)
-#elif defined(__x86_64__)
-#define set_xen_guest_handle(hnd, val) do { (hnd) = val; } while (0)
-#endif
-#endif
-
-#ifndef __ASSEMBLY__
-/* Guest handles for primitive C types. */
-__DEFINE_GUEST_HANDLE(uchar, unsigned char);
-__DEFINE_GUEST_HANDLE(uint, unsigned int);
-__DEFINE_GUEST_HANDLE(ulong, unsigned long);
-DEFINE_GUEST_HANDLE(char);
-DEFINE_GUEST_HANDLE(int);
-DEFINE_GUEST_HANDLE(long);
-DEFINE_GUEST_HANDLE(void);
-#endif
-
-#ifndef HYPERVISOR_VIRT_START
-#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START)
-#endif
-
-#ifndef machine_to_phys_mapping
-#define machine_to_phys_mapping ((unsigned long *)HYPERVISOR_VIRT_START)
-#endif
-
-/* Maximum number of virtual CPUs in multi-processor guests. */
-#define MAX_VIRT_CPUS 32
-
-/*
- * SEGMENT DESCRIPTOR TABLES
- */
-/*
- * A number of GDT entries are reserved by Xen. These are not situated at the
- * start of the GDT because some stupid OSes export hard-coded selector values
- * in their ABI. These hard-coded values are always near the start of the GDT,
- * so Xen places itself out of the way, at the far end of the GDT.
- */
-#define FIRST_RESERVED_GDT_PAGE 14
-#define FIRST_RESERVED_GDT_BYTE (FIRST_RESERVED_GDT_PAGE * 4096)
-#define FIRST_RESERVED_GDT_ENTRY (FIRST_RESERVED_GDT_BYTE / 8)
-
-/*
- * Send an array of these to HYPERVISOR_set_trap_table()
- * The privilege level specifies which modes may enter a trap via a software
- * interrupt. On x86/64, since rings 1 and 2 are unavailable, we allocate
- * privilege levels as follows:
- * Level == 0: Noone may enter
- * Level == 1: Kernel may enter
- * Level == 2: Kernel may enter
- * Level == 3: Everyone may enter
- */
-#define TI_GET_DPL(_ti) ((_ti)->flags & 3)
-#define TI_GET_IF(_ti) ((_ti)->flags & 4)
-#define TI_SET_DPL(_ti, _dpl) ((_ti)->flags |= (_dpl))
-#define TI_SET_IF(_ti, _if) ((_ti)->flags |= ((!!(_if))<<2))
-
-#ifndef __ASSEMBLY__
-struct trap_info {
- uint8_t vector; /* exception vector */
- uint8_t flags; /* 0-3: privilege level; 4: clear event enable? */
- uint16_t cs; /* code selector */
- unsigned long address; /* code offset */
-};
-DEFINE_GUEST_HANDLE_STRUCT(trap_info);
-
-struct arch_shared_info {
- unsigned long max_pfn; /* max pfn that appears in table */
- /* Frame containing list of mfns containing list of mfns containing p2m. */
- unsigned long pfn_to_mfn_frame_list_list;
- unsigned long nmi_reason;
-};
-#endif /* !__ASSEMBLY__ */
-
-#ifdef CONFIG_X86_32
-#include "interface_32.h"
-#else
-#include "interface_64.h"
-#endif
-
-#ifndef __ASSEMBLY__
-/*
- * The following is all CPU context. Note that the fpu_ctxt block is filled
- * in by FXSAVE if the CPU has feature FXSR; otherwise FSAVE is used.
- */
-struct vcpu_guest_context {
- /* FPU registers come first so they can be aligned for FXSAVE/FXRSTOR. */
- struct { char x[512]; } fpu_ctxt; /* User-level FPU registers */
-#define VGCF_I387_VALID (1<<0)
-#define VGCF_HVM_GUEST (1<<1)
-#define VGCF_IN_KERNEL (1<<2)
- unsigned long flags; /* VGCF_* flags */
- struct cpu_user_regs user_regs; /* User-level CPU registers */
- struct trap_info trap_ctxt[256]; /* Virtual IDT */
- unsigned long ldt_base, ldt_ents; /* LDT (linear address, # ents) */
- unsigned long gdt_frames[16], gdt_ents; /* GDT (machine frames, # ents) */
- unsigned long kernel_ss, kernel_sp; /* Virtual TSS (only SS1/SP1) */
- /* NB. User pagetable on x86/64 is placed in ctrlreg[1]. */
- unsigned long ctrlreg[8]; /* CR0-CR7 (control registers) */
- unsigned long debugreg[8]; /* DB0-DB7 (debug registers) */
-#ifdef __i386__
- unsigned long event_callback_cs; /* CS:EIP of event callback */
- unsigned long event_callback_eip;
- unsigned long failsafe_callback_cs; /* CS:EIP of failsafe callback */
- unsigned long failsafe_callback_eip;
-#else
- unsigned long event_callback_eip;
- unsigned long failsafe_callback_eip;
- unsigned long syscall_callback_eip;
-#endif
- unsigned long vm_assist; /* VMASST_TYPE_* bitmap */
-#ifdef __x86_64__
- /* Segment base addresses. */
- uint64_t fs_base;
- uint64_t gs_base_kernel;
- uint64_t gs_base_user;
-#endif
-};
-DEFINE_GUEST_HANDLE_STRUCT(vcpu_guest_context);
-#endif /* !__ASSEMBLY__ */
-
-/*
- * Prefix forces emulation of some non-trapping instructions.
- * Currently only CPUID.
- */
-#ifdef __ASSEMBLY__
-#define XEN_EMULATE_PREFIX .byte 0x0f,0x0b,0x78,0x65,0x6e ;
-#define XEN_CPUID XEN_EMULATE_PREFIX cpuid
-#else
-#define XEN_EMULATE_PREFIX ".byte 0x0f,0x0b,0x78,0x65,0x6e ; "
-#define XEN_CPUID XEN_EMULATE_PREFIX "cpuid"
-#endif
-
-#endif /* ASM_X86__XEN__INTERFACE_H */