diff options
Diffstat (limited to 'include/asm-x86/xen')
| -rw-r--r-- | include/asm-x86/xen/events.h | 24 | ||||
| -rw-r--r-- | include/asm-x86/xen/grant_table.h | 7 | ||||
| -rw-r--r-- | include/asm-x86/xen/hypercall.h | 527 | ||||
| -rw-r--r-- | include/asm-x86/xen/hypervisor.h | 82 | ||||
| -rw-r--r-- | include/asm-x86/xen/interface.h | 175 | ||||
| -rw-r--r-- | include/asm-x86/xen/interface_32.h | 97 | ||||
| -rw-r--r-- | include/asm-x86/xen/interface_64.h | 159 | ||||
| -rw-r--r-- | include/asm-x86/xen/page.h | 165 |
8 files changed, 0 insertions, 1236 deletions
diff --git a/include/asm-x86/xen/events.h b/include/asm-x86/xen/events.h deleted file mode 100644 index 8151f5b8b6c..00000000000 --- a/include/asm-x86/xen/events.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef ASM_X86__XEN__EVENTS_H -#define ASM_X86__XEN__EVENTS_H - -enum ipi_vector { - XEN_RESCHEDULE_VECTOR, - XEN_CALL_FUNCTION_VECTOR, - XEN_CALL_FUNCTION_SINGLE_VECTOR, - XEN_SPIN_UNLOCK_VECTOR, - - XEN_NR_IPIS, -}; - -static inline int xen_irqs_disabled(struct pt_regs *regs) -{ - return raw_irqs_disabled_flags(regs->flags); -} - -static inline void xen_do_IRQ(int irq, struct pt_regs *regs) -{ - regs->orig_ax = ~irq; - do_IRQ(regs); -} - -#endif /* ASM_X86__XEN__EVENTS_H */ diff --git a/include/asm-x86/xen/grant_table.h b/include/asm-x86/xen/grant_table.h deleted file mode 100644 index c4baab4d2b6..00000000000 --- a/include/asm-x86/xen/grant_table.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef ASM_X86__XEN__GRANT_TABLE_H -#define ASM_X86__XEN__GRANT_TABLE_H - -#define xen_alloc_vm_area(size) alloc_vm_area(size) -#define xen_free_vm_area(area) free_vm_area(area) - -#endif /* ASM_X86__XEN__GRANT_TABLE_H */ diff --git a/include/asm-x86/xen/hypercall.h b/include/asm-x86/xen/hypercall.h deleted file mode 100644 index 44f4259bee3..00000000000 --- a/include/asm-x86/xen/hypercall.h +++ /dev/null @@ -1,527 +0,0 @@ -/****************************************************************************** - * hypercall.h - * - * Linux-specific hypervisor handling. - * - * Copyright (c) 2002-2004, K A Fraser - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation; or, when distributed - * separately from the Linux kernel or incorporated into other - * software packages, subject to the following license: - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this source file (the "Software"), to deal in the Software without - * restriction, including without limitation the rights to use, copy, modify, - * merge, publish, distribute, sublicense, and/or sell copies of the Software, - * and to permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef ASM_X86__XEN__HYPERCALL_H -#define ASM_X86__XEN__HYPERCALL_H - -#include <linux/errno.h> -#include <linux/string.h> - -#include <xen/interface/xen.h> -#include <xen/interface/sched.h> -#include <xen/interface/physdev.h> - -/* - * The hypercall asms have to meet several constraints: - * - Work on 32- and 64-bit. - * The two architectures put their arguments in different sets of - * registers. - * - * - Work around asm syntax quirks - * It isn't possible to specify one of the rNN registers in a - * constraint, so we use explicit register variables to get the - * args into the right place. - * - * - Mark all registers as potentially clobbered - * Even unused parameters can be clobbered by the hypervisor, so we - * need to make sure gcc knows it. - * - * - Avoid compiler bugs. - * This is the tricky part. Because x86_32 has such a constrained - * register set, gcc versions below 4.3 have trouble generating - * code when all the arg registers and memory are trashed by the - * asm. There are syntactically simpler ways of achieving the - * semantics below, but they cause the compiler to crash. - * - * The only combination I found which works is: - * - assign the __argX variables first - * - list all actually used parameters as "+r" (__argX) - * - clobber the rest - * - * The result certainly isn't pretty, and it really shows up cpp's - * weakness as as macro language. Sorry. (But let's just give thanks - * there aren't more than 5 arguments...) - */ - -extern struct { char _entry[32]; } hypercall_page[]; - -#define __HYPERCALL "call hypercall_page+%c[offset]" -#define __HYPERCALL_ENTRY(x) \ - [offset] "i" (__HYPERVISOR_##x * sizeof(hypercall_page[0])) - -#ifdef CONFIG_X86_32 -#define __HYPERCALL_RETREG "eax" -#define __HYPERCALL_ARG1REG "ebx" -#define __HYPERCALL_ARG2REG "ecx" -#define __HYPERCALL_ARG3REG "edx" -#define __HYPERCALL_ARG4REG "esi" -#define __HYPERCALL_ARG5REG "edi" -#else -#define __HYPERCALL_RETREG "rax" -#define __HYPERCALL_ARG1REG "rdi" -#define __HYPERCALL_ARG2REG "rsi" -#define __HYPERCALL_ARG3REG "rdx" -#define __HYPERCALL_ARG4REG "r10" -#define __HYPERCALL_ARG5REG "r8" -#endif - -#define __HYPERCALL_DECLS \ - register unsigned long __res asm(__HYPERCALL_RETREG); \ - register unsigned long __arg1 asm(__HYPERCALL_ARG1REG) = __arg1; \ - register unsigned long __arg2 asm(__HYPERCALL_ARG2REG) = __arg2; \ - register unsigned long __arg3 asm(__HYPERCALL_ARG3REG) = __arg3; \ - register unsigned long __arg4 asm(__HYPERCALL_ARG4REG) = __arg4; \ - register unsigned long __arg5 asm(__HYPERCALL_ARG5REG) = __arg5; - -#define __HYPERCALL_0PARAM "=r" (__res) -#define __HYPERCALL_1PARAM __HYPERCALL_0PARAM, "+r" (__arg1) -#define __HYPERCALL_2PARAM __HYPERCALL_1PARAM, "+r" (__arg2) -#define __HYPERCALL_3PARAM __HYPERCALL_2PARAM, "+r" (__arg3) -#define __HYPERCALL_4PARAM __HYPERCALL_3PARAM, "+r" (__arg4) -#define __HYPERCALL_5PARAM __HYPERCALL_4PARAM, "+r" (__arg5) - -#define __HYPERCALL_0ARG() -#define __HYPERCALL_1ARG(a1) \ - __HYPERCALL_0ARG() __arg1 = (unsigned long)(a1); -#define __HYPERCALL_2ARG(a1,a2) \ - __HYPERCALL_1ARG(a1) __arg2 = (unsigned long)(a2); -#define __HYPERCALL_3ARG(a1,a2,a3) \ - __HYPERCALL_2ARG(a1,a2) __arg3 = (unsigned long)(a3); -#define __HYPERCALL_4ARG(a1,a2,a3,a4) \ - __HYPERCALL_3ARG(a1,a2,a3) __arg4 = (unsigned long)(a4); -#define __HYPERCALL_5ARG(a1,a2,a3,a4,a5) \ - __HYPERCALL_4ARG(a1,a2,a3,a4) __arg5 = (unsigned long)(a5); - -#define __HYPERCALL_CLOBBER5 "memory" -#define __HYPERCALL_CLOBBER4 __HYPERCALL_CLOBBER5, __HYPERCALL_ARG5REG -#define __HYPERCALL_CLOBBER3 __HYPERCALL_CLOBBER4, __HYPERCALL_ARG4REG -#define __HYPERCALL_CLOBBER2 __HYPERCALL_CLOBBER3, __HYPERCALL_ARG3REG -#define __HYPERCALL_CLOBBER1 __HYPERCALL_CLOBBER2, __HYPERCALL_ARG2REG -#define __HYPERCALL_CLOBBER0 __HYPERCALL_CLOBBER1, __HYPERCALL_ARG1REG - -#define _hypercall0(type, name) \ -({ \ - __HYPERCALL_DECLS; \ - __HYPERCALL_0ARG(); \ - asm volatile (__HYPERCALL \ - : __HYPERCALL_0PARAM \ - : __HYPERCALL_ENTRY(name) \ - : __HYPERCALL_CLOBBER0); \ - (type)__res; \ -}) - -#define _hypercall1(type, name, a1) \ -({ \ - __HYPERCALL_DECLS; \ - __HYPERCALL_1ARG(a1); \ - asm volatile (__HYPERCALL \ - : __HYPERCALL_1PARAM \ - : __HYPERCALL_ENTRY(name) \ - : __HYPERCALL_CLOBBER1); \ - (type)__res; \ -}) - -#define _hypercall2(type, name, a1, a2) \ -({ \ - __HYPERCALL_DECLS; \ - __HYPERCALL_2ARG(a1, a2); \ - asm volatile (__HYPERCALL \ - : __HYPERCALL_2PARAM \ - : __HYPERCALL_ENTRY(name) \ - : __HYPERCALL_CLOBBER2); \ - (type)__res; \ -}) - -#define _hypercall3(type, name, a1, a2, a3) \ -({ \ - __HYPERCALL_DECLS; \ - __HYPERCALL_3ARG(a1, a2, a3); \ - asm volatile (__HYPERCALL \ - : __HYPERCALL_3PARAM \ - : __HYPERCALL_ENTRY(name) \ - : __HYPERCALL_CLOBBER3); \ - (type)__res; \ -}) - -#define _hypercall4(type, name, a1, a2, a3, a4) \ -({ \ - __HYPERCALL_DECLS; \ - __HYPERCALL_4ARG(a1, a2, a3, a4); \ - asm volatile (__HYPERCALL \ - : __HYPERCALL_4PARAM \ - : __HYPERCALL_ENTRY(name) \ - : __HYPERCALL_CLOBBER4); \ - (type)__res; \ -}) - -#define _hypercall5(type, name, a1, a2, a3, a4, a5) \ -({ \ - __HYPERCALL_DECLS; \ - __HYPERCALL_5ARG(a1, a2, a3, a4, a5); \ - asm volatile (__HYPERCALL \ - : __HYPERCALL_5PARAM \ - : __HYPERCALL_ENTRY(name) \ - : __HYPERCALL_CLOBBER5); \ - (type)__res; \ -}) - -static inline int -HYPERVISOR_set_trap_table(struct trap_info *table) -{ - return _hypercall1(int, set_trap_table, table); -} - -static inline int -HYPERVISOR_mmu_update(struct mmu_update *req, int count, - int *success_count, domid_t domid) -{ - return _hypercall4(int, mmu_update, req, count, success_count, domid); -} - -static inline int -HYPERVISOR_mmuext_op(struct mmuext_op *op, int count, - int *success_count, domid_t domid) -{ - return _hypercall4(int, mmuext_op, op, count, success_count, domid); -} - -static inline int -HYPERVISOR_set_gdt(unsigned long *frame_list, int entries) -{ - return _hypercall2(int, set_gdt, frame_list, entries); -} - -static inline int -HYPERVISOR_stack_switch(unsigned long ss, unsigned long esp) -{ - return _hypercall2(int, stack_switch, ss, esp); -} - -#ifdef CONFIG_X86_32 -static inline int -HYPERVISOR_set_callbacks(unsigned long event_selector, - unsigned long event_address, - unsigned long failsafe_selector, - unsigned long failsafe_address) -{ - return _hypercall4(int, set_callbacks, - event_selector, event_address, - failsafe_selector, failsafe_address); -} -#else /* CONFIG_X86_64 */ -static inline int -HYPERVISOR_set_callbacks(unsigned long event_address, - unsigned long failsafe_address, - unsigned long syscall_address) -{ - return _hypercall3(int, set_callbacks, - event_address, failsafe_address, - syscall_address); -} -#endif /* CONFIG_X86_{32,64} */ - -static inline int -HYPERVISOR_callback_op(int cmd, void *arg) -{ - return _hypercall2(int, callback_op, cmd, arg); -} - -static inline int -HYPERVISOR_fpu_taskswitch(int set) -{ - return _hypercall1(int, fpu_taskswitch, set); -} - -static inline int -HYPERVISOR_sched_op(int cmd, void *arg) -{ - return _hypercall2(int, sched_op_new, cmd, arg); -} - -static inline long -HYPERVISOR_set_timer_op(u64 timeout) -{ - unsigned long timeout_hi = (unsigned long)(timeout>>32); - unsigned long timeout_lo = (unsigned long)timeout; - return _hypercall2(long, set_timer_op, timeout_lo, timeout_hi); -} - -static inline int -HYPERVISOR_set_debugreg(int reg, unsigned long value) -{ - return _hypercall2(int, set_debugreg, reg, value); -} - -static inline unsigned long -HYPERVISOR_get_debugreg(int reg) -{ - return _hypercall1(unsigned long, get_debugreg, reg); -} - -static inline int -HYPERVISOR_update_descriptor(u64 ma, u64 desc) -{ - return _hypercall4(int, update_descriptor, ma, ma>>32, desc, desc>>32); -} - -static inline int -HYPERVISOR_memory_op(unsigned int cmd, void *arg) -{ - return _hypercall2(int, memory_op, cmd, arg); -} - -static inline int -HYPERVISOR_multicall(void *call_list, int nr_calls) -{ - return _hypercall2(int, multicall, call_list, nr_calls); -} - -static inline int -HYPERVISOR_update_va_mapping(unsigned long va, pte_t new_val, - unsigned long flags) -{ - if (sizeof(new_val) == sizeof(long)) - return _hypercall3(int, update_va_mapping, va, - new_val.pte, flags); - else - return _hypercall4(int, update_va_mapping, va, - new_val.pte, new_val.pte >> 32, flags); -} - -static inline int -HYPERVISOR_event_channel_op(int cmd, void *arg) -{ - int rc = _hypercall2(int, event_channel_op, cmd, arg); - if (unlikely(rc == -ENOSYS)) { - struct evtchn_op op; - op.cmd = cmd; - memcpy(&op.u, arg, sizeof(op.u)); - rc = _hypercall1(int, event_channel_op_compat, &op); - memcpy(arg, &op.u, sizeof(op.u)); - } - return rc; -} - -static inline int -HYPERVISOR_xen_version(int cmd, void *arg) -{ - return _hypercall2(int, xen_version, cmd, arg); -} - -static inline int -HYPERVISOR_console_io(int cmd, int count, char *str) -{ - return _hypercall3(int, console_io, cmd, count, str); -} - -static inline int -HYPERVISOR_physdev_op(int cmd, void *arg) -{ - int rc = _hypercall2(int, physdev_op, cmd, arg); - if (unlikely(rc == -ENOSYS)) { - struct physdev_op op; - op.cmd = cmd; - memcpy(&op.u, arg, sizeof(op.u)); - rc = _hypercall1(int, physdev_op_compat, &op); - memcpy(arg, &op.u, sizeof(op.u)); - } - return rc; -} - -static inline int -HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count) -{ - return _hypercall3(int, grant_table_op, cmd, uop, count); -} - -static inline int -HYPERVISOR_update_va_mapping_otherdomain(unsigned long va, pte_t new_val, - unsigned long flags, domid_t domid) -{ - if (sizeof(new_val) == sizeof(long)) - return _hypercall4(int, update_va_mapping_otherdomain, va, - new_val.pte, flags, domid); - else - return _hypercall5(int, update_va_mapping_otherdomain, va, - new_val.pte, new_val.pte >> 32, - flags, domid); -} - -static inline int -HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type) -{ - return _hypercall2(int, vm_assist, cmd, type); -} - -static inline int -HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args) -{ - return _hypercall3(int, vcpu_op, cmd, vcpuid, extra_args); -} - -#ifdef CONFIG_X86_64 -static inline int -HYPERVISOR_set_segment_base(int reg, unsigned long value) -{ - return _hypercall2(int, set_segment_base, reg, value); -} -#endif - -static inline int -HYPERVISOR_suspend(unsigned long srec) -{ - return _hypercall3(int, sched_op, SCHEDOP_shutdown, - SHUTDOWN_suspend, srec); -} - -static inline int -HYPERVISOR_nmi_op(unsigned long op, unsigned long arg) -{ - return _hypercall2(int, nmi_op, op, arg); -} - -static inline void -MULTI_fpu_taskswitch(struct multicall_entry *mcl, int set) -{ - mcl->op = __HYPERVISOR_fpu_taskswitch; - mcl->args[0] = set; -} - -static inline void -MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va, - pte_t new_val, unsigned long flags) -{ - mcl->op = __HYPERVISOR_update_va_mapping; - mcl->args[0] = va; - if (sizeof(new_val) == sizeof(long)) { - mcl->args[1] = new_val.pte; - mcl->args[2] = flags; - } else { - mcl->args[1] = new_val.pte; - mcl->args[2] = new_val.pte >> 32; - mcl->args[3] = flags; - } -} - -static inline void -MULTI_grant_table_op(struct multicall_entry *mcl, unsigned int cmd, - void *uop, unsigned int count) -{ - mcl->op = __HYPERVISOR_grant_table_op; - mcl->args[0] = cmd; - mcl->args[1] = (unsigned long)uop; - mcl->args[2] = count; -} - -static inline void -MULTI_update_va_mapping_otherdomain(struct multicall_entry *mcl, unsigned long va, - pte_t new_val, unsigned long flags, - domid_t domid) -{ - mcl->op = __HYPERVISOR_update_va_mapping_otherdomain; - mcl->args[0] = va; - if (sizeof(new_val) == sizeof(long)) { - mcl->args[1] = new_val.pte; - mcl->args[2] = flags; - mcl->args[3] = domid; - } else { - mcl->args[1] = new_val.pte; - mcl->args[2] = new_val.pte >> 32; - mcl->args[3] = flags; - mcl->args[4] = domid; - } -} - -static inline void -MULTI_update_descriptor(struct multicall_entry *mcl, u64 maddr, - struct desc_struct desc) -{ - mcl->op = __HYPERVISOR_update_descriptor; - if (sizeof(maddr) == sizeof(long)) { - mcl->args[0] = maddr; - mcl->args[1] = *(unsigned long *)&desc; - } else { - mcl->args[0] = maddr; - mcl->args[1] = maddr >> 32; - mcl->args[2] = desc.a; - mcl->args[3] = desc.b; - } -} - -static inline void -MULTI_memory_op(struct multicall_entry *mcl, unsigned int cmd, void *arg) -{ - mcl->op = __HYPERVISOR_memory_op; - mcl->args[0] = cmd; - mcl->args[1] = (unsigned long)arg; -} - -static inline void -MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req, - int count, int *success_count, domid_t domid) -{ - mcl->op = __HYPERVISOR_mmu_update; - mcl->args[0] = (unsigned long)req; - mcl->args[1] = count; - mcl->args[2] = (unsigned long)success_count; - mcl->args[3] = domid; -} - -static inline void -MULTI_mmuext_op(struct multicall_entry *mcl, struct mmuext_op *op, int count, - int *success_count, domid_t domid) -{ - mcl->op = __HYPERVISOR_mmuext_op; - mcl->args[0] = (unsigned long)op; - mcl->args[1] = count; - mcl->args[2] = (unsigned long)success_count; - mcl->args[3] = domid; -} - -static inline void -MULTI_set_gdt(struct multicall_entry *mcl, unsigned long *frames, int entries) -{ - mcl->op = __HYPERVISOR_set_gdt; - mcl->args[0] = (unsigned long)frames; - mcl->args[1] = entries; -} - -static inline void -MULTI_stack_switch(struct multicall_entry *mcl, - unsigned long ss, unsigned long esp) -{ - mcl->op = __HYPERVISOR_stack_switch; - mcl->args[0] = ss; - mcl->args[1] = esp; -} - -#endif /* ASM_X86__XEN__HYPERCALL_H */ diff --git a/include/asm-x86/xen/hypervisor.h b/include/asm-x86/xen/hypervisor.h deleted file mode 100644 index 445a2475956..00000000000 --- a/include/asm-x86/xen/hypervisor.h +++ /dev/null @@ -1,82 +0,0 @@ -/****************************************************************************** - * hypervisor.h - * - * Linux-specific hypervisor handling. - * - * Copyright (c) 2002-2004, K A Fraser - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation; or, when distributed - * separately from the Linux kernel or incorporated into other - * software packages, subject to the following license: - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this source file (the "Software"), to deal in the Software without - * restriction, including without limitation the rights to use, copy, modify, - * merge, publish, distribute, sublicense, and/or sell copies of the Software, - * and to permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef ASM_X86__XEN__HYPERVISOR_H -#define ASM_X86__XEN__HYPERVISOR_H - -#include <linux/types.h> -#include <linux/kernel.h> - -#include <xen/interface/xen.h> -#include <xen/interface/version.h> - -#include <asm/ptrace.h> -#include <asm/page.h> -#include <asm/desc.h> -#if defined(__i386__) -# ifdef CONFIG_X86_PAE -# include <asm-generic/pgtable-nopud.h> -# else -# include <asm-generic/pgtable-nopmd.h> -# endif -#endif -#include <asm/xen/hypercall.h> - -/* arch/i386/kernel/setup.c */ -extern struct shared_info *HYPERVISOR_shared_info; -extern struct start_info *xen_start_info; - -/* arch/i386/mach-xen/evtchn.c */ -/* Force a proper event-channel callback from Xen. */ -extern void force_evtchn_callback(void); - -/* Turn jiffies into Xen system time. */ -u64 jiffies_to_st(unsigned long jiffies); - - -#define MULTI_UVMFLAGS_INDEX 3 -#define MULTI_UVMDOMID_INDEX 4 - -enum xen_domain_type { - XEN_NATIVE, - XEN_PV_DOMAIN, - XEN_HVM_DOMAIN, -}; - -extern enum xen_domain_type xen_domain_type; - -#define xen_domain() (xen_domain_type != XEN_NATIVE) -#define xen_pv_domain() (xen_domain_type == XEN_PV_DOMAIN) -#define xen_initial_domain() (xen_pv_domain() && xen_start_info->flags & SIF_INITDOMAIN) -#define xen_hvm_domain() (xen_domain_type == XEN_HVM_DOMAIN) - -#endif /* ASM_X86__XEN__HYPERVISOR_H */ diff --git a/include/asm-x86/xen/interface.h b/include/asm-x86/xen/interface.h deleted file mode 100644 index d077bba96da..00000000000 --- a/include/asm-x86/xen/interface.h +++ /dev/null @@ -1,175 +0,0 @@ -/****************************************************************************** - * arch-x86_32.h - * - * Guest OS interface to x86 Xen. - * - * Copyright (c) 2004, K A Fraser - */ - -#ifndef ASM_X86__XEN__INTERFACE_H -#define ASM_X86__XEN__INTERFACE_H - -#ifdef __XEN__ -#define __DEFINE_GUEST_HANDLE(name, type) \ - typedef struct { type *p; } __guest_handle_ ## name -#else -#define __DEFINE_GUEST_HANDLE(name, type) \ - typedef type * __guest_handle_ ## name -#endif - -#define DEFINE_GUEST_HANDLE_STRUCT(name) \ - __DEFINE_GUEST_HANDLE(name, struct name) -#define DEFINE_GUEST_HANDLE(name) __DEFINE_GUEST_HANDLE(name, name) -#define GUEST_HANDLE(name) __guest_handle_ ## name - -#ifdef __XEN__ -#if defined(__i386__) -#define set_xen_guest_handle(hnd, val) \ - do { \ - if (sizeof(hnd) == 8) \ - *(uint64_t *)&(hnd) = 0; \ - (hnd).p = val; \ - } while (0) -#elif defined(__x86_64__) -#define set_xen_guest_handle(hnd, val) do { (hnd).p = val; } while (0) -#endif -#else -#if defined(__i386__) -#define set_xen_guest_handle(hnd, val) \ - do { \ - if (sizeof(hnd) == 8) \ - *(uint64_t *)&(hnd) = 0; \ - (hnd) = val; \ - } while (0) -#elif defined(__x86_64__) -#define set_xen_guest_handle(hnd, val) do { (hnd) = val; } while (0) -#endif -#endif - -#ifndef __ASSEMBLY__ -/* Guest handles for primitive C types. */ -__DEFINE_GUEST_HANDLE(uchar, unsigned char); -__DEFINE_GUEST_HANDLE(uint, unsigned int); -__DEFINE_GUEST_HANDLE(ulong, unsigned long); -DEFINE_GUEST_HANDLE(char); -DEFINE_GUEST_HANDLE(int); -DEFINE_GUEST_HANDLE(long); -DEFINE_GUEST_HANDLE(void); -#endif - -#ifndef HYPERVISOR_VIRT_START -#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START) -#endif - -#ifndef machine_to_phys_mapping -#define machine_to_phys_mapping ((unsigned long *)HYPERVISOR_VIRT_START) -#endif - -/* Maximum number of virtual CPUs in multi-processor guests. */ -#define MAX_VIRT_CPUS 32 - -/* - * SEGMENT DESCRIPTOR TABLES - */ -/* - * A number of GDT entries are reserved by Xen. These are not situated at the - * start of the GDT because some stupid OSes export hard-coded selector values - * in their ABI. These hard-coded values are always near the start of the GDT, - * so Xen places itself out of the way, at the far end of the GDT. - */ -#define FIRST_RESERVED_GDT_PAGE 14 -#define FIRST_RESERVED_GDT_BYTE (FIRST_RESERVED_GDT_PAGE * 4096) -#define FIRST_RESERVED_GDT_ENTRY (FIRST_RESERVED_GDT_BYTE / 8) - -/* - * Send an array of these to HYPERVISOR_set_trap_table() - * The privilege level specifies which modes may enter a trap via a software - * interrupt. On x86/64, since rings 1 and 2 are unavailable, we allocate - * privilege levels as follows: - * Level == 0: Noone may enter - * Level == 1: Kernel may enter - * Level == 2: Kernel may enter - * Level == 3: Everyone may enter - */ -#define TI_GET_DPL(_ti) ((_ti)->flags & 3) -#define TI_GET_IF(_ti) ((_ti)->flags & 4) -#define TI_SET_DPL(_ti, _dpl) ((_ti)->flags |= (_dpl)) -#define TI_SET_IF(_ti, _if) ((_ti)->flags |= ((!!(_if))<<2)) - -#ifndef __ASSEMBLY__ -struct trap_info { - uint8_t vector; /* exception vector */ - uint8_t flags; /* 0-3: privilege level; 4: clear event enable? */ - uint16_t cs; /* code selector */ - unsigned long address; /* code offset */ -}; -DEFINE_GUEST_HANDLE_STRUCT(trap_info); - -struct arch_shared_info { - unsigned long max_pfn; /* max pfn that appears in table */ - /* Frame containing list of mfns containing list of mfns containing p2m. */ - unsigned long pfn_to_mfn_frame_list_list; - unsigned long nmi_reason; -}; -#endif /* !__ASSEMBLY__ */ - -#ifdef CONFIG_X86_32 -#include "interface_32.h" -#else -#include "interface_64.h" -#endif - -#ifndef __ASSEMBLY__ -/* - * The following is all CPU context. Note that the fpu_ctxt block is filled - * in by FXSAVE if the CPU has feature FXSR; otherwise FSAVE is used. - */ -struct vcpu_guest_context { - /* FPU registers come first so they can be aligned for FXSAVE/FXRSTOR. */ - struct { char x[512]; } fpu_ctxt; /* User-level FPU registers */ -#define VGCF_I387_VALID (1<<0) -#define VGCF_HVM_GUEST (1<<1) -#define VGCF_IN_KERNEL (1<<2) - unsigned long flags; /* VGCF_* flags */ - struct cpu_user_regs user_regs; /* User-level CPU registers */ - struct trap_info trap_ctxt[256]; /* Virtual IDT */ - unsigned long ldt_base, ldt_ents; /* LDT (linear address, # ents) */ - unsigned long gdt_frames[16], gdt_ents; /* GDT (machine frames, # ents) */ - unsigned long kernel_ss, kernel_sp; /* Virtual TSS (only SS1/SP1) */ - /* NB. User pagetable on x86/64 is placed in ctrlreg[1]. */ - unsigned long ctrlreg[8]; /* CR0-CR7 (control registers) */ - unsigned long debugreg[8]; /* DB0-DB7 (debug registers) */ -#ifdef __i386__ - unsigned long event_callback_cs; /* CS:EIP of event callback */ - unsigned long event_callback_eip; - unsigned long failsafe_callback_cs; /* CS:EIP of failsafe callback */ - unsigned long failsafe_callback_eip; -#else - unsigned long event_callback_eip; - unsigned long failsafe_callback_eip; - unsigned long syscall_callback_eip; -#endif - unsigned long vm_assist; /* VMASST_TYPE_* bitmap */ -#ifdef __x86_64__ - /* Segment base addresses. */ - uint64_t fs_base; - uint64_t gs_base_kernel; - uint64_t gs_base_user; -#endif -}; -DEFINE_GUEST_HANDLE_STRUCT(vcpu_guest_context); -#endif /* !__ASSEMBLY__ */ - -/* - * Prefix forces emulation of some non-trapping instructions. - * Currently only CPUID. - */ -#ifdef __ASSEMBLY__ -#define XEN_EMULATE_PREFIX .byte 0x0f,0x0b,0x78,0x65,0x6e ; -#define XEN_CPUID XEN_EMULATE_PREFIX cpuid -#else -#define XEN_EMULATE_PREFIX ".byte 0x0f,0x0b,0x78,0x65,0x6e ; " -#define XEN_CPUID XEN_EMULATE_PREFIX "cpuid" -#endif - -#endif /* ASM_X86__XEN__INTERFACE_H */ diff --git a/include/asm-x86/xen/interface_32.h b/include/asm-x86/xen/interface_32.h deleted file mode 100644 index 08167e19fc6..00000000000 --- a/include/asm-x86/xen/interface_32.h +++ /dev/null @@ -1,97 +0,0 @@ -/****************************************************************************** - * arch-x86_32.h - * - * Guest OS interface to x86 32-bit Xen. - * - * Copyright (c) 2004, K A Fraser - */ - -#ifndef ASM_X86__XEN__INTERFACE_32_H -#define ASM_X86__XEN__INTERFACE_32_H - - -/* - * These flat segments are in the Xen-private section of every GDT. Since these - * are also present in the initial GDT, many OSes will be able to avoid - * installing their own GDT. - */ -#define FLAT_RING1_CS 0xe019 /* GDT index 259 */ -#define FLAT_RING1_DS 0xe021 /* GDT index 260 */ -#define FLAT_RING1_SS 0xe021 /* GDT index 260 */ -#define FLAT_RING3_CS 0xe02b /* GDT index 261 */ -#define FLAT_RING3_DS 0xe033 /* GDT index 262 */ -#define FLAT_RING3_SS 0xe033 /* GDT index 262 */ - -#define FLAT_KERNEL_CS FLAT_RING1_CS -#define FLAT_KERNEL_DS FLAT_RING1_DS -#define FLAT_KERNEL_SS FLAT_RING1_SS -#define FLAT_USER_CS FLAT_RING3_CS -#define FLAT_USER_DS FLAT_RING3_DS -#define FLAT_USER_SS FLAT_RING3_SS - -/* And the trap vector is... */ -#define TRAP_INSTR "int $0x82" - -/* - * Virtual addresses beyond this are not modifiable by guest OSes. The - * machine->physical mapping table starts at this address, read-only. - */ -#define __HYPERVISOR_VIRT_START 0xF5800000 - -#ifndef __ASSEMBLY__ - -struct cpu_user_regs { - uint32_t ebx; - uint32_t ecx; - uint32_t edx; - uint32_t esi; - uint32_t edi; - uint32_t ebp; - uint32_t eax; - uint16_t error_code; /* private */ - uint16_t entry_vector; /* private */ - uint32_t eip; - uint16_t cs; - uint8_t saved_upcall_mask; - uint8_t _pad0; - uint32_t eflags; /* eflags.IF == !saved_upcall_mask */ - uint32_t esp; - uint16_t ss, _pad1; - uint16_t es, _pad2; - uint16_t ds, _pad3; - uint16_t fs, _pad4; - uint16_t gs, _pad5; -}; -DEFINE_GUEST_HANDLE_STRUCT(cpu_user_regs); - -typedef uint64_t tsc_timestamp_t; /* RDTSC timestamp */ - -struct arch_vcpu_info { - unsigned long cr2; - unsigned long pad[5]; /* sizeof(struct vcpu_info) == 64 */ -}; - -struct xen_callback { - unsigned long cs; - unsigned long eip; -}; -typedef struct xen_callback xen_callback_t; - -#define XEN_CALLBACK(__cs, __eip) \ - ((struct xen_callback){ .cs = (__cs), .eip = (unsigned long)(__eip) }) -#endif /* !__ASSEMBLY__ */ - - -/* - * Page-directory addresses above 4GB do not fit into architectural %cr3. - * When accessing %cr3, or equivalent field in vcpu_guest_context, guests - * must use the following accessor macros to pack/unpack valid MFNs. - * - * Note that Xen is using the fact that the pagetable base is always - * page-aligned, and putting the 12 MSB of the address into the 12 LSB - * of cr3. - */ -#define xen_pfn_to_cr3(pfn) (((unsigned)(pfn) << 12) | ((unsigned)(pfn) >> 20)) -#define xen_cr3_to_pfn(cr3) (((unsigned)(cr3) >> 12) | ((unsigned)(cr3) << 20)) - -#endif /* ASM_X86__XEN__INTERFACE_32_H */ diff --git a/include/asm-x86/xen/interface_64.h b/include/asm-x86/xen/interface_64.h deleted file mode 100644 index 046c0f1e01d..00000000000 --- a/include/asm-x86/xen/interface_64.h +++ /dev/null @@ -1,159 +0,0 @@ -#ifndef ASM_X86__XEN__INTERFACE_64_H -#define ASM_X86__XEN__INTERFACE_64_H - -/* - * 64-bit segment selectors - * These flat segments are in the Xen-private section of every GDT. Since these - * are also present in the initial GDT, many OSes will be able to avoid - * installing their own GDT. - */ - -#define FLAT_RING3_CS32 0xe023 /* GDT index 260 */ -#define FLAT_RING3_CS64 0xe033 /* GDT index 261 */ -#define FLAT_RING3_DS32 0xe02b /* GDT index 262 */ -#define FLAT_RING3_DS64 0x0000 /* NULL selector */ -#define FLAT_RING3_SS32 0xe02b /* GDT index 262 */ -#define FLAT_RING3_SS64 0xe02b /* GDT index 262 */ - -#define FLAT_KERNEL_DS64 FLAT_RING3_DS64 -#define FLAT_KERNEL_DS32 FLAT_RING3_DS32 -#define FLAT_KERNEL_DS FLAT_KERNEL_DS64 -#define FLAT_KERNEL_CS64 FLAT_RING3_CS64 -#define FLAT_KERNEL_CS32 FLAT_RING3_CS32 -#define FLAT_KERNEL_CS FLAT_KERNEL_CS64 -#define FLAT_KERNEL_SS64 FLAT_RING3_SS64 -#define FLAT_KERNEL_SS32 FLAT_RING3_SS32 -#define FLAT_KERNEL_SS FLAT_KERNEL_SS64 - -#define FLAT_USER_DS64 FLAT_RING3_DS64 -#define FLAT_USER_DS32 FLAT_RING3_DS32 -#define FLAT_USER_DS FLAT_USER_DS64 -#define FLAT_USER_CS64 FLAT_RING3_CS64 -#define FLAT_USER_CS32 FLAT_RING3_CS32 -#define FLAT_USER_CS FLAT_USER_CS64 -#define FLAT_USER_SS64 FLAT_RING3_SS64 -#define FLAT_USER_SS32 FLAT_RING3_SS32 -#define FLAT_USER_SS FLAT_USER_SS64 - -#define __HYPERVISOR_VIRT_START 0xFFFF800000000000 -#define __HYPERVISOR_VIRT_END 0xFFFF880000000000 -#define __MACH2PHYS_VIRT_START 0xFFFF800000000000 -#define __MACH2PHYS_VIRT_END 0xFFFF804000000000 - -#ifndef HYPERVISOR_VIRT_START -#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START) -#define HYPERVISOR_VIRT_END mk_unsigned_long(__HYPERVISOR_VIRT_END) -#endif - -#define MACH2PHYS_VIRT_START mk_unsigned_long(__MACH2PHYS_VIRT_START) -#define MACH2PHYS_VIRT_END mk_unsigned_long(__MACH2PHYS_VIRT_END) -#define MACH2PHYS_NR_ENTRIES ((MACH2PHYS_VIRT_END-MACH2PHYS_VIRT_START)>>3) -#ifndef machine_to_phys_mapping -#define machine_to_phys_mapping ((unsigned long *)HYPERVISOR_VIRT_START) -#endif - -/* - * int HYPERVISOR_set_segment_base(unsigned int which, unsigned long base) - * @which == SEGBASE_* ; @base == 64-bit base address - * Returns 0 on success. - */ -#define SEGBASE_FS 0 -#define SEGBASE_GS_USER 1 -#define SEGBASE_GS_KERNEL 2 -#define SEGBASE_GS_USER_SEL 3 /* Set user %gs specified in base[15:0] */ - -/* - * int HYPERVISOR_iret(void) - * All arguments are on the kernel stack, in the following format. - * Never returns if successful. Current kernel context is lost. - * The saved CS is mapped as follows: - * RING0 -> RING3 kernel mode. - * RING1 -> RING3 kernel mode. - * RING2 -> RING3 kernel mode. - * RING3 -> RING3 user mode. - * However RING0 indicates that the guest kernel should return to iteself - * directly with - * orb $3,1*8(%rsp) - * iretq - * If flags contains VGCF_in_syscall: - * Restore RAX, RIP, RFLAGS, RSP. - * Discard R11, RCX, CS, SS. - * Otherwise: - * Restore RAX, R11, RCX, CS:RIP, RFLAGS, SS:RSP. - * All other registers are saved on hypercall entry and restored to user. - */ -/* Guest exited in SYSCALL context? Return to guest with SYSRET? */ -#define _VGCF_in_syscall 8 -#define VGCF_in_syscall (1<<_VGCF_in_syscall) -#define VGCF_IN_SYSCALL VGCF_in_syscall - -#ifndef __ASSEMBLY__ - -struct iret_context { - /* Top of stack (%rsp at point of hypercall). */ - uint64_t rax, r11, rcx, flags, rip, cs, rflags, rsp, ss; - /* Bottom of iret stack frame. */ -}; - -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) -/* Anonymous union includes both 32- and 64-bit names (e.g., eax/rax). */ -#define __DECL_REG(name) union { \ - uint64_t r ## name, e ## name; \ - uint32_t _e ## name; \ -} -#else -/* Non-gcc sources must always use the proper 64-bit name (e.g., rax). */ -#define __DECL_REG(name) uint64_t r ## name -#endif - -struct cpu_user_regs { - uint64_t r15; - uint64_t r14; - uint64_t r13; - uint64_t r12; - __DECL_REG(bp); - __DECL_REG(bx); - uint64_t r11; - uint64_t r10; - uint64_t r9; - uint64_t r8; - __DECL_REG(ax); - __DECL_REG(cx); - __DECL_REG(dx); - __DECL_REG(si); - __DECL_REG(di); - uint32_t error_code; /* private */ - uint32_t entry_vector; /* private */ - __DECL_REG(ip); - uint16_t cs, _pad0[1]; - uint8_t saved_upcall_mask; - uint8_t _pad1[3]; - __DECL_REG(flags); /* rflags.IF == !saved_upcall_mask */ - __DECL_REG(sp); - uint16_t ss, _pad2[3]; - uint16_t es, _pad3[3]; - uint16_t ds, _pad4[3]; - uint16_t fs, _pad5[3]; /* Non-zero => takes precedence over fs_base. */ - uint16_t gs, _pad6[3]; /* Non-zero => takes precedence over gs_base_usr. */ -}; -DEFINE_GUEST_HANDLE_STRUCT(cpu_user_regs); - -#undef __DECL_REG - -#define xen_pfn_to_cr3(pfn) ((unsigned long)(pfn) << 12) -#define xen_cr3_to_pfn(cr3) ((unsigned long)(cr3) >> 12) - -struct arch_vcpu_info { - unsigned long cr2; - unsigned long pad; /* sizeof(vcpu_info_t) == 64 */ -}; - -typedef unsigned long xen_callback_t; - -#define XEN_CALLBACK(__cs, __rip) \ - ((unsigned long)(__rip)) - -#endif /* !__ASSEMBLY__ */ - - -#endif /* ASM_X86__XEN__INTERFACE_64_H */ diff --git a/include/asm-x86/xen/page.h b/include/asm-x86/xen/page.h deleted file mode 100644 index d5eada0a48d..00000000000 --- a/include/asm-x86/xen/page.h +++ /dev/null @@ -1,165 +0,0 @@ -#ifndef ASM_X86__XEN__PAGE_H -#define ASM_X86__XEN__PAGE_H - -#include <linux/pfn.h> - -#include <asm/uaccess.h> -#include <asm/pgtable.h> - -#include <xen/features.h> - -/* Xen machine address */ -typedef struct xmaddr { - phys_addr_t maddr; -} xmaddr_t; - -/* Xen pseudo-physical address */ -typedef struct xpaddr { - phys_addr_t paddr; -} xpaddr_t; - -#define XMADDR(x) ((xmaddr_t) { .maddr = (x) }) -#define XPADDR(x) ((xpaddr_t) { .paddr = (x) }) - -/**** MACHINE <-> PHYSICAL CONVERSION MACROS ****/ -#define INVALID_P2M_ENTRY (~0UL) -#define FOREIGN_FRAME_BIT (1UL<<31) -#define FOREIGN_FRAME(m) ((m) | FOREIGN_FRAME_BIT) - -/* Maximum amount of memory we can handle in a domain in pages */ -#define MAX_DOMAIN_PAGES \ - ((unsigned long)((u64)CONFIG_XEN_MAX_DOMAIN_MEMORY * 1024 * 1024 * 1024 / PAGE_SIZE)) - - -extern unsigned long get_phys_to_machine(unsigned long pfn); -extern void set_phys_to_machine(unsigned long pfn, unsigned long mfn); - -static inline unsigned long pfn_to_mfn(unsigned long pfn) -{ - if (xen_feature(XENFEAT_auto_translated_physmap)) - return pfn; - - return get_phys_to_machine(pfn) & ~FOREIGN_FRAME_BIT; -} - -static inline int phys_to_machine_mapping_valid(unsigned long pfn) -{ - if (xen_feature(XENFEAT_auto_translated_physmap)) - return 1; - - return get_phys_to_machine(pfn) != INVALID_P2M_ENTRY; -} - -static inline unsigned long mfn_to_pfn(unsigned long mfn) -{ - unsigned long pfn; - - if (xen_feature(XENFEAT_auto_translated_physmap)) - return mfn; - -#if 0 - if (unlikely((mfn >> machine_to_phys_order) != 0)) - return max_mapnr; -#endif - - pfn = 0; - /* - * The array access can fail (e.g., device space beyond end of RAM). - * In such cases it doesn't matter what we return (we return garbage), - * but we must handle the fault without crashing! - */ - __get_user(pfn, &machine_to_phys_mapping[mfn]); - - return pfn; -} - -static inline xmaddr_t phys_to_machine(xpaddr_t phys) -{ - unsigned offset = phys.paddr & ~PAGE_MASK; - return XMADDR(PFN_PHYS(pfn_to_mfn(PFN_DOWN(phys.paddr))) | offset); -} - -static inline xpaddr_t machine_to_phys(xmaddr_t machine) -{ - unsigned offset = machine.maddr & ~PAGE_MASK; - return XPADDR(PFN_PHYS(mfn_to_pfn(PFN_DOWN(machine.maddr))) | offset); -} - -/* - * We detect special mappings in one of two ways: - * 1. If the MFN is an I/O page then Xen will set the m2p entry - * to be outside our maximum possible pseudophys range. - * 2. If the MFN belongs to a different domain then we will certainly - * not have MFN in our p2m table. Conversely, if the page is ours, - * then we'll have p2m(m2p(MFN))==MFN. - * If we detect a special mapping then it doesn't have a 'struct page'. - * We force !pfn_valid() by returning an out-of-range pointer. - * - * NB. These checks require that, for any MFN that is not in our reservation, - * there is no PFN such that p2m(PFN) == MFN. Otherwise we can get confused if - * we are foreign-mapping the MFN, and the other domain as m2p(MFN) == PFN. - * Yikes! Various places must poke in INVALID_P2M_ENTRY for safety. - * - * NB2. When deliberately mapping foreign pages into the p2m table, you *must* - * use FOREIGN_FRAME(). This will cause pte_pfn() to choke on it, as we - * require. In all the cases we care about, the FOREIGN_FRAME bit is - * masked (e.g., pfn_to_mfn()) so behaviour there is correct. - */ -static inline unsigned long mfn_to_local_pfn(unsigned long mfn) -{ - extern unsigned long max_mapnr; - unsigned long pfn = mfn_to_pfn(mfn); - if ((pfn < max_mapnr) - && !xen_feature(XENFEAT_auto_translated_physmap) - && (get_phys_to_machine(pfn) != mfn)) - return max_mapnr; /* force !pfn_valid() */ - /* XXX fixme; not true with sparsemem */ - return pfn; -} - -/* VIRT <-> MACHINE conversion */ -#define virt_to_machine(v) (phys_to_machine(XPADDR(__pa(v)))) -#define virt_to_mfn(v) (pfn_to_mfn(PFN_DOWN(__pa(v)))) -#define mfn_to_virt(m) (__va(mfn_to_pfn(m) << PAGE_SHIFT)) - -static inline unsigned long pte_mfn(pte_t pte) -{ - return (pte.pte & PTE_PFN_MASK) >> PAGE_SHIFT; -} - -static inline pte_t mfn_pte(unsigned long page_nr, pgprot_t pgprot) -{ - pte_t pte; - - pte.pte = ((phys_addr_t)page_nr << PAGE_SHIFT) | - (pgprot_val(pgprot) & __supported_pte_mask); - - return pte; -} - -static inline pteval_t pte_val_ma(pte_t pte) -{ - return pte.pte; -} - -static inline pte_t __pte_ma(pteval_t x) -{ - return (pte_t) { .pte = x }; -} - -#define pmd_val_ma(v) ((v).pmd) -#ifdef __PAGETABLE_PUD_FOLDED -#define pud_val_ma(v) ((v).pgd.pgd) -#else -#define pud_val_ma(v) ((v).pud) -#endif -#define __pmd_ma(x) ((pmd_t) { (x) } ) - -#define pgd_val_ma(x) ((x).pgd) - - -xmaddr_t arbitrary_virt_to_machine(void *address); -void make_lowmem_page_readonly(void *vaddr); -void make_lowmem_page_readwrite(void *vaddr); - -#endif /* ASM_X86__XEN__PAGE_H */ |