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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | /* 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 <linux/init.h> #include <asm/boot.h> #include <asm/asm.h> #include <asm/page_types.h> #include <xen/interface/elfnote.h> #include <asm/xen/interface.h> __INIT ENTRY(startup_xen) cld #ifdef CONFIG_X86_32 mov %esi,xen_start_info mov $init_thread_union+THREAD_SIZE,%esp #else mov %rsi,xen_start_info mov $init_thread_union+THREAD_SIZE,%rsp #endif jmp xen_start_kernel __FINIT .pushsection .text .balign PAGE_SIZE ENTRY(hypercall_page) #define NEXT_HYPERCALL(x) \ ENTRY(xen_hypercall_##x) \ .skip 32 NEXT_HYPERCALL(set_trap_table) NEXT_HYPERCALL(mmu_update) NEXT_HYPERCALL(set_gdt) NEXT_HYPERCALL(stack_switch) NEXT_HYPERCALL(set_callbacks) NEXT_HYPERCALL(fpu_taskswitch) NEXT_HYPERCALL(sched_op_compat) NEXT_HYPERCALL(platform_op) NEXT_HYPERCALL(set_debugreg) NEXT_HYPERCALL(get_debugreg) NEXT_HYPERCALL(update_descriptor) NEXT_HYPERCALL(ni) NEXT_HYPERCALL(memory_op) NEXT_HYPERCALL(multicall) NEXT_HYPERCALL(update_va_mapping) NEXT_HYPERCALL(set_timer_op) NEXT_HYPERCALL(event_channel_op_compat) NEXT_HYPERCALL(xen_version) NEXT_HYPERCALL(console_io) NEXT_HYPERCALL(physdev_op_compat) NEXT_HYPERCALL(grant_table_op) NEXT_HYPERCALL(vm_assist) NEXT_HYPERCALL(update_va_mapping_otherdomain) NEXT_HYPERCALL(iret) NEXT_HYPERCALL(vcpu_op) NEXT_HYPERCALL(set_segment_base) NEXT_HYPERCALL(mmuext_op) NEXT_HYPERCALL(xsm_op) NEXT_HYPERCALL(nmi_op) NEXT_HYPERCALL(sched_op) NEXT_HYPERCALL(callback_op) NEXT_HYPERCALL(xenoprof_op) NEXT_HYPERCALL(event_channel_op) NEXT_HYPERCALL(physdev_op) NEXT_HYPERCALL(hvm_op) NEXT_HYPERCALL(sysctl) NEXT_HYPERCALL(domctl) NEXT_HYPERCALL(kexec_op) NEXT_HYPERCALL(tmem_op) /* 38 */ ENTRY(xen_hypercall_rsvr) .skip 320 NEXT_HYPERCALL(mca) /* 48 */ NEXT_HYPERCALL(arch_1) NEXT_HYPERCALL(arch_2) NEXT_HYPERCALL(arch_3) NEXT_HYPERCALL(arch_4) NEXT_HYPERCALL(arch_5) NEXT_HYPERCALL(arch_6) .balign PAGE_SIZE .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") #ifdef CONFIG_X86_32 ELFNOTE(Xen, XEN_ELFNOTE_VIRT_BASE, _ASM_PTR __PAGE_OFFSET) #else ELFNOTE(Xen, XEN_ELFNOTE_VIRT_BASE, _ASM_PTR __START_KERNEL_map) #endif ELFNOTE(Xen, XEN_ELFNOTE_ENTRY, _ASM_PTR startup_xen) ELFNOTE(Xen, XEN_ELFNOTE_HYPERCALL_PAGE, _ASM_PTR hypercall_page) ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .asciz "!writable_page_tables|pae_pgdir_above_4gb") ELFNOTE(Xen, XEN_ELFNOTE_PAE_MODE, .asciz "yes") ELFNOTE(Xen, XEN_ELFNOTE_LOADER, .asciz "generic") ELFNOTE(Xen, XEN_ELFNOTE_L1_MFN_VALID, .quad _PAGE_PRESENT; .quad _PAGE_PRESENT) ELFNOTE(Xen, XEN_ELFNOTE_SUSPEND_CANCEL, .long 1) ELFNOTE(Xen, XEN_ELFNOTE_HV_START_LOW, _ASM_PTR __HYPERVISOR_VIRT_START) ELFNOTE(Xen, XEN_ELFNOTE_PADDR_OFFSET, _ASM_PTR 0) #endif /*CONFIG_XEN */ |