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| author | Takashi Iwai <tiwai@suse.de> | 2009-12-15 10:29:06 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-12-15 10:29:06 +0100 |
| commit | 709334c87dbdb44150ce436b3d13c814db0dcae9 (patch) | |
| tree | 5861a45f70c1f283720337abd864498f5afb3dbe /include/xen/xen.h | |
| parent | 0d64b568fcd48b133721c1d322e7c51d85eb12df (diff) | |
| parent | f74890277a196949e4004fe2955e1d4fb3930f98 (diff) | |
Merge branch 'fixes' of git://git.alsa-project.org/alsa-kernel into for-linus
Diffstat (limited to 'include/xen/xen.h')
| -rw-r--r-- | include/xen/xen.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/xen/xen.h b/include/xen/xen.h new file mode 100644 index 000000000000..a16402418d31 --- /dev/null +++ b/include/xen/xen.h @@ -0,0 +1,32 @@ +#ifndef _XEN_XEN_H +#define _XEN_XEN_H + +enum xen_domain_type { + XEN_NATIVE, /* running on bare hardware */ + XEN_PV_DOMAIN, /* running in a PV domain */ + XEN_HVM_DOMAIN, /* running in a Xen hvm domain */ +}; + +#ifdef CONFIG_XEN +extern enum xen_domain_type xen_domain_type; +#else +#define xen_domain_type XEN_NATIVE +#endif + +#define xen_domain() (xen_domain_type != XEN_NATIVE) +#define xen_pv_domain() (xen_domain() && \ + xen_domain_type == XEN_PV_DOMAIN) +#define xen_hvm_domain() (xen_domain() && \ + xen_domain_type == XEN_HVM_DOMAIN) + +#ifdef CONFIG_XEN_DOM0 +#include <xen/interface/xen.h> +#include <asm/xen/hypervisor.h> + +#define xen_initial_domain() (xen_pv_domain() && \ + xen_start_info->flags & SIF_INITDOMAIN) +#else /* !CONFIG_XEN_DOM0 */ +#define xen_initial_domain() (0) +#endif /* CONFIG_XEN_DOM0 */ + +#endif /* _XEN_XEN_H */ |