From 9702785a747aa27baf46ff504beab6528f21f2dd Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Thu, 11 Oct 2007 11:16:51 +0200 Subject: i386: move xen Signed-off-by: Thomas Gleixner Signed-off-by: Ingo Molnar --- arch/x86/xen/xen-head.S | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 arch/x86/xen/xen-head.S (limited to 'arch/x86/xen/xen-head.S') diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S new file mode 100644 index 0000000..f8d6937 --- /dev/null +++ b/arch/x86/xen/xen-head.S @@ -0,0 +1,38 @@ +/* Xen-specific pieces of head.S, intended to be included in the right + place in head.S */ + +#ifdef CONFIG_XEN + +#include +#include +#include + +.pushsection .init.text +ENTRY(startup_xen) + movl %esi,xen_start_info + cld + movl $(init_thread_union+THREAD_SIZE),%esp + jmp xen_start_kernel +.popsection + +.pushsection .bss.page_aligned + .align PAGE_SIZE_asm +ENTRY(hypercall_page) + .skip 0x1000 +.popsection + + ELFNOTE(Xen, XEN_ELFNOTE_GUEST_OS, .asciz "linux") + ELFNOTE(Xen, XEN_ELFNOTE_GUEST_VERSION, .asciz "2.6") + ELFNOTE(Xen, XEN_ELFNOTE_XEN_VERSION, .asciz "xen-3.0") + ELFNOTE(Xen, XEN_ELFNOTE_VIRT_BASE, .long __PAGE_OFFSET) + ELFNOTE(Xen, XEN_ELFNOTE_ENTRY, .long startup_xen) + ELFNOTE(Xen, XEN_ELFNOTE_HYPERCALL_PAGE, .long hypercall_page) + ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .asciz "!writable_page_tables|pae_pgdir_above_4gb") +#ifdef CONFIG_X86_PAE + ELFNOTE(Xen, XEN_ELFNOTE_PAE_MODE, .asciz "yes") +#else + ELFNOTE(Xen, XEN_ELFNOTE_PAE_MODE, .asciz "no") +#endif + ELFNOTE(Xen, XEN_ELFNOTE_LOADER, .asciz "generic") + +#endif /*CONFIG_XEN */ -- cgit v1.1