diff options
Diffstat (limited to 'linux-2.6-xen-sparse/include/asm-ia64/hypervisor.h')
| -rw-r--r-- | linux-2.6-xen-sparse/include/asm-ia64/hypervisor.h | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/linux-2.6-xen-sparse/include/asm-ia64/hypervisor.h b/linux-2.6-xen-sparse/include/asm-ia64/hypervisor.h deleted file mode 100644 index aeee02c672..0000000000 --- a/linux-2.6-xen-sparse/include/asm-ia64/hypervisor.h +++ /dev/null @@ -1,226 +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 __HYPERVISOR_H__ -#define __HYPERVISOR_H__ - -#ifdef CONFIG_XEN -extern int running_on_xen; -#define is_running_on_xen() (running_on_xen) -#else /* CONFIG_XEN */ -# ifdef CONFIG_VMX_GUEST -# define is_running_on_xen() (1) -# else /* CONFIG_VMX_GUEST */ -# define is_running_on_xen() (0) -# define HYPERVISOR_ioremap(offset, size) (offset) -# endif /* CONFIG_VMX_GUEST */ -#endif /* CONFIG_XEN */ - -#if defined(CONFIG_XEN) || defined(CONFIG_VMX_GUEST) -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/version.h> -#include <linux/errno.h> -#include <xen/interface/xen.h> -#include <xen/interface/platform.h> -#include <xen/interface/event_channel.h> -#include <xen/interface/physdev.h> -#include <xen/interface/sched.h> -#include <xen/hypercall.h> -#include <asm/ptrace.h> -#include <asm/page.h> - -extern shared_info_t *HYPERVISOR_shared_info; -extern start_info_t *xen_start_info; - -void force_evtchn_callback(void); - -/* Turn jiffies into Xen system time. XXX Implement me. */ -#define jiffies_to_st(j) 0 - -static inline int -HYPERVISOR_yield( - void) -{ - int rc = HYPERVISOR_sched_op(SCHEDOP_yield, NULL); - - return rc; -} - -static inline int -HYPERVISOR_block( - void) -{ - int rc = HYPERVISOR_sched_op(SCHEDOP_block, NULL); - - return rc; -} - -static inline int -HYPERVISOR_shutdown( - unsigned int reason) -{ - struct sched_shutdown sched_shutdown = { - .reason = reason - }; - - int rc = HYPERVISOR_sched_op(SCHEDOP_shutdown, &sched_shutdown); - - return rc; -} - -static inline int -HYPERVISOR_poll( - evtchn_port_t *ports, unsigned int nr_ports, u64 timeout) -{ - struct sched_poll sched_poll = { - .nr_ports = nr_ports, - .timeout = jiffies_to_st(timeout) - }; - - int rc; - - set_xen_guest_handle(sched_poll.ports, ports); - rc = HYPERVISOR_sched_op(SCHEDOP_poll, &sched_poll); - - return rc; -} - -#ifndef CONFIG_VMX_GUEST -// for drivers/xen/privcmd/privcmd.c -#define machine_to_phys_mapping 0 -struct vm_area_struct; -int direct_remap_pfn_range(struct vm_area_struct *vma, - unsigned long address, - unsigned long mfn, - unsigned long size, - pgprot_t prot, - domid_t domid); -struct file; -int privcmd_enforce_singleshot_mapping(struct vm_area_struct *vma); -int privcmd_mmap(struct file * file, struct vm_area_struct * vma); -#define HAVE_ARCH_PRIVCMD_MMAP - -// for drivers/xen/balloon/balloon.c -#ifdef CONFIG_XEN_SCRUB_PAGES -#define scrub_pages(_p,_n) memset((void *)(_p), 0, (_n) << PAGE_SHIFT) -#else -#define scrub_pages(_p,_n) ((void)0) -#endif -#define pte_mfn(_x) pte_pfn(_x) -#define phys_to_machine_mapping_valid(_x) (1) - -#endif /* !CONFIG_VMX_GUEST */ - -#define __pte_ma(_x) ((pte_t) {(_x)}) /* unmodified use */ -#define pfn_pte_ma(_x,_y) __pte_ma(0) /* unmodified use */ - -#ifndef CONFIG_VMX_GUEST -int __xen_create_contiguous_region(unsigned long vstart, unsigned int order, unsigned int address_bits); -static inline int -xen_create_contiguous_region(unsigned long vstart, - unsigned int order, unsigned int address_bits) -{ - int ret = 0; - if (is_running_on_xen()) { - ret = __xen_create_contiguous_region(vstart, order, - address_bits); - } - return ret; -} - -void __xen_destroy_contiguous_region(unsigned long vstart, unsigned int order); -static inline void -xen_destroy_contiguous_region(unsigned long vstart, unsigned int order) -{ - if (is_running_on_xen()) - __xen_destroy_contiguous_region(vstart, order); -} - -/* For drivers/xen/core/machine_reboot.c */ -#define HAVE_XEN_POST_SUSPEND -void xen_post_suspend(int suspend_cancelled); -#endif /* !CONFIG_VMX_GUEST */ - -// for netfront.c, netback.c -#define MULTI_UVMFLAGS_INDEX 0 //XXX any value - -static inline void -MULTI_update_va_mapping( - multicall_entry_t *mcl, unsigned long va, - pte_t new_val, unsigned long flags) -{ - mcl->op = __HYPERVISOR_update_va_mapping; - mcl->result = 0; -} - -static inline void -MULTI_grant_table_op(multicall_entry_t *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; -} - -/* - * for blktap.c - * int create_lookup_pte_addr(struct mm_struct *mm, - * unsigned long address, - * uint64_t *ptep); - */ -#define create_lookup_pte_addr(mm, address, ptep) \ - ({ \ - printk(KERN_EMERG \ - "%s:%d " \ - "create_lookup_pte_addr() isn't supported.\n", \ - __func__, __LINE__); \ - BUG(); \ - (-ENOSYS); \ - }) - -// for debug -asmlinkage int xprintk(const char *fmt, ...); -#define xprintd(fmt, ...) xprintk("%s:%d " fmt, __func__, __LINE__, \ - ##__VA_ARGS__) - -#endif /* CONFIG_XEN || CONFIG_VMX_GUEST */ - -#ifdef CONFIG_XEN_PRIVILEGED_GUEST -#define is_initial_xendomain() \ - (is_running_on_xen() ? xen_start_info->flags & SIF_INITDOMAIN : 0) -#else -#define is_initial_xendomain() 0 -#endif - -#endif /* __HYPERVISOR_H__ */ |