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Viewing changes to xen/include/asm-x86/shared.h

  • Committer: Bazaar Package Importer
  • Author(s): Bastian Blank
  • Date: 2010-05-06 15:47:38 UTC
  • mto: (1.3.1) (15.1.1 sid) (4.1.1 experimental)
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20100506154738-agoz0rlafrh1fnq7
Tags: upstream-4.0.0
Import upstream version 4.0.0

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xen/include/asm-x86/shared.h
 
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#ifndef __XEN_X86_SHARED_H__
 
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#define __XEN_X86_SHARED_H__
 
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#ifdef CONFIG_COMPAT
 
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#define nmi_reason(d) (!has_32bit_shinfo(d) ?                             \
 
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                       (u32 *)&(d)->shared_info->native.arch.nmi_reason : \
 
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                       (u32 *)&(d)->shared_info->compat.arch.nmi_reason)
 
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#define GET_SET_SHARED(type, field)                             \
 
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static inline type arch_get_##field(const struct domain *d)     \
 
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{                                                               \
 
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    return !has_32bit_shinfo(d) ?                               \
 
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           d->shared_info->native.arch.field :                  \
 
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           d->shared_info->compat.arch.field;                   \
 
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}                                                               \
 
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static inline void arch_set_##field(struct domain *d,           \
 
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                                    type val)                   \
 
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{                                                               \
 
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    if ( !has_32bit_shinfo(d) )                                 \
 
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        d->shared_info->native.arch.field = val;                \
 
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    else                                                        \
 
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        d->shared_info->compat.arch.field = val;                \
 
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}
 
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#define GET_SET_VCPU(type, field)                               \
 
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static inline type arch_get_##field(const struct vcpu *v)       \
 
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{                                                               \
 
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    return !has_32bit_shinfo(v->domain) ?                       \
 
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           v->vcpu_info->native.arch.field :                    \
 
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           v->vcpu_info->compat.arch.field;                     \
 
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}                                                               \
 
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static inline void arch_set_##field(struct vcpu *v,             \
 
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                                    type val)                   \
 
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{                                                               \
 
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    if ( !has_32bit_shinfo(v->domain) )                         \
 
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        v->vcpu_info->native.arch.field = val;                  \
 
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    else                                                        \
 
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        v->vcpu_info->compat.arch.field = val;                  \
 
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}
 
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#else
 
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#define nmi_reason(d) ((u32 *)&(d)->shared_info->arch.nmi_reason)
 
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#define GET_SET_SHARED(type, field)                             \
 
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static inline type arch_get_##field(const struct domain *d)     \
 
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{                                                               \
 
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    return d->shared_info->arch.field;                          \
 
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}                                                               \
 
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static inline void arch_set_##field(struct domain *d,           \
 
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                                    type val)                   \
 
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{                                                               \
 
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    d->shared_info->arch.field = val;                           \
 
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}
 
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#define GET_SET_VCPU(type, field)                               \
 
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static inline type arch_get_##field(const struct vcpu *v)       \
 
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{                                                               \
 
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    return v->vcpu_info->arch.field;                            \
 
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}                                                               \
 
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static inline void arch_set_##field(struct vcpu *v,             \
 
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                                    type val)                   \
 
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{                                                               \
 
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    v->vcpu_info->arch.field = val;                             \
 
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}
 
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#endif
 
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GET_SET_SHARED(unsigned long, max_pfn)
 
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GET_SET_SHARED(xen_pfn_t, pfn_to_mfn_frame_list_list)
 
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GET_SET_SHARED(unsigned long, nmi_reason)
 
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GET_SET_VCPU(unsigned long, cr2)
 
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#undef GET_SET_VCPU
 
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#undef GET_SET_SHARED
 
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#endif /* __XEN_X86_SHARED_H__ */