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ia64/pv_ops/xen: define xen pv_init_ops for various xen initialization.

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This patch implements xen version of pv_init_ops to do various
xen initialization.
This patch also includes ia64 counter part of x86 xen early printk support
patches.

Signed-off-by: Akio Takebe <takebe_akio@jp.fujitsu.com>
Signed-off-by: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Isaku Yamahata
2008-10-17 11:17:59 +09:00
committed by Tony Luck
parent 080104cd0f
commit b5a26e4db8
4 changed files with 221 additions and 1 deletions
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14
arch/ia64/include/asm/xen/hypervisor.h
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@@ -59,8 +59,22 @@ extern enum xen_domain_type xen_domain_type;
/* deprecated. remove this */
#define is_running_on_xen() (xen_domain_type == XEN_PV_DOMAIN)
extern struct shared_info *HYPERVISOR_shared_info;
extern struct start_info *xen_start_info;
void __init xen_setup_vcpu_info_placement(void);
void force_evtchn_callback(void);
/* for drivers/xen/balloon/balloon.c */
#ifdef CONFIG_XEN_SCRUB_PAGES
#define scrub_pages(_p, _n) memset((void *)(_p), 0, (_n) << PAGE_SHIFT)
#else
#define scrub_pages(_p, _n) ((void)0)
#endif
/* For setup_arch() in arch/ia64/kernel/setup.c */
void xen_ia64_enable_opt_feature(void);
#else /* CONFIG_XEN */
#define xen_domain() (0)