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* ia64/pv_ops/xen: define the nubmer of irqs which xen needs.Isaku Yamahata2008-10-17
| | | | | | | | define arch/ia64/include/asm/xen/irq.h to define the number of irqs which xen needs. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/pv_ops/xen: paravirtualize entry.S for ia64/xen.Isaku Yamahata2008-10-17
| | | | | | | paravirtualize entry.S for ia64/xen by multi compile. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/pv_ops/xen: paravirtualize ivt.S for xen.Isaku Yamahata2008-10-17
| | | | | | | paravirtualize ivt.S for xen by multi compile. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/pv_ops/xen: paravirtualize DO_SAVE_MIN for xen.Isaku Yamahata2008-10-17
| | | | | | | | paravirtualize DO_SAVE_MIN in minstate.h for xen. 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>
* ia64/pv_ops/xen: define xen paravirtualized instructions for hand written ↵Isaku Yamahata2008-10-17
| | | | | | | | | | | assembly code define xen paravirtualized instructions for hand written assembly code. Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Cc: Akio Takebe <takebe_akio@jp.fujitsu.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/pv_ops/xen: define xen pv_init_ops for various xen initialization.Isaku Yamahata2008-10-17
| | | | | | | | | | | | | 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>
* ia64/xen: introduce helper function to identify domain mode.Isaku Yamahata2008-10-17
| | | | | | | | | | | There are four operating modes Xen code may find itself running in: - native - hvm domain - pv dom0 - pv domU Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/xen: add definitions necessary for xen event channel.Isaku Yamahata2008-10-17
| | | | | | | | Xen paravirtualizes interrupt as event channel. This patch defines arch specific part of xen event channel. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/xen: implement arch specific part of xen grant table.Isaku Yamahata2008-10-17
| | | | | | | | | | | Xen implements grant tables which is for sharing pages with guest domains. This patch implements arch specific part of grant table initialization. and xen_alloc_vm_area()/xen_free_vm_area() which are helper functions for xen grant table. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/xen: xencomm conversion functions for hypercallsIsaku Yamahata2008-10-17
| | | | | | | | | | | | | On ia64/xen, pointer arguments for hypercall is passed by pseudo physical address(guest physical address.) So such hypercalls needs address conversion functions. This patch implements concrete conversion functions for such hypercalls. Signed-off-by: Akio Takebe <takebe_akio@jp.fujitsu.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>
* ia64/xen: implement the arch specific part of xencomm.Isaku Yamahata2008-10-17
| | | | | | | | | | | | | On ia64/xen, pointer argument for the hypercall is passed by pseudo physical address (guest physical address.) So it is necessary to convert virtual address into pseudo physical address right before issuing hypercall. The frame work is called xencomm. This patch implements arch specific part. Signed-off-by: Alex Williamson <alex.williamson@hp.com> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Cc: Akio Takebe <takebe_akio@jp.fujitsu.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/xen: define helper functions for xen hypercalls.Isaku Yamahata2008-10-17
| | | | | | | | | introduce helper functions for xen hypercalls which traps to hypervisor. 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>
* ia64/xen: define helper functions for xen related address conversion.Isaku Yamahata2008-10-17
| | | | | | | | | | | Xen needs some address conversions between pseudo physical address (guest phsyical address), guest machine address (real machine address) and dma address. Define helper functions for those address conversion. Cc: Jeremy Fitzhardinge <jeremy@goop.org> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
* ia64/xen: introduce definitions necessary for ia64/xen hypercalls.Isaku Yamahata2008-10-17
import arch/ia64/include/asm/xen/interface.h to introduce definitions necessary for ia64/xen hypercalls. They are basic structures to communicate with xen hypervisor and will be used later. Cc: Robin Holt <holt@sgi.com> Cc: Jeremy Fitzhardinge <jeremy@goop.org> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>