| /* Xen-specific pieces of head.S, intended to be included in the right |
| place in head.S */ |
| |
| #ifdef CONFIG_XEN |
| |
| #include <linux/elfnote.h> |
| #include <asm/boot.h> |
| #include <xen/interface/elfnote.h> |
| |
| ENTRY(startup_xen) |
| movl %esi,xen_start_info |
| cld |
| movl $(init_thread_union+THREAD_SIZE),%esp |
| jmp xen_start_kernel |
| |
| .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 */ |