linux-stable-rt/include/linux/kvm_para.h

39 lines
809 B
C

#ifndef __LINUX_KVM_PARA_H
#define __LINUX_KVM_PARA_H
/*
* This header file provides a method for making a hypercall to the host
* Architectures should define:
* - kvm_hypercall0, kvm_hypercall1...
* - kvm_arch_para_features
* - kvm_para_available
*/
/* Return values for hypercalls */
#define KVM_ENOSYS 1000
#define KVM_EFAULT EFAULT
#define KVM_E2BIG E2BIG
#define KVM_EPERM EPERM
#define KVM_HC_VAPIC_POLL_IRQ 1
#define KVM_HC_MMU_OP 2
#define KVM_HC_FEATURES 3
#define KVM_HC_PPC_MAP_MAGIC_PAGE 4
/*
* hypercalls use architecture specific
*/
#include <asm/kvm_para.h>
#ifdef __KERNEL__
static inline int kvm_para_has_feature(unsigned int feature)
{
if (kvm_arch_para_features() & (1UL << feature))
return 1;
return 0;
}
#endif /* __KERNEL__ */
#endif /* __LINUX_KVM_PARA_H */