4075806dibjCcfuXv6CINMhxWTw3jQ linux-2.4.26-xen-sparse/arch/xen/drivers/blkif/frontend/vbd.c
3e5a4e65G3e2s0ghPMgiJ-gBTUJ0uQ linux-2.4.26-xen-sparse/arch/xen/drivers/console/Makefile
3e5a4e656nfFISThfbyXQOA6HN6YHw linux-2.4.26-xen-sparse/arch/xen/drivers/dom0/Makefile
-3e5a4e65BXtftInNHUC2PjDfPhdZZA linux-2.4.26-xen-sparse/arch/xen/drivers/dom0/core.c
40420a6ebRqDjufoN1WSJvolEW2Wjw linux-2.4.26-xen-sparse/arch/xen/drivers/evtchn/Makefile
40420a73Wou6JlsZDiu6YwjYomsm7A linux-2.4.26-xen-sparse/arch/xen/drivers/evtchn/evtchn.c
4083dc16-Kd5y9psK_yk161sme5j5Q linux-2.4.26-xen-sparse/arch/xen/drivers/netif/Makefile
3e5a4e66aHCbQ_F5QZ8VeyikLmuRZQ linux-2.4.26-xen-sparse/arch/xen/kernel/traps.c
3e5a4e66-9_NczrVMbuQkoSLyXckIw linux-2.4.26-xen-sparse/arch/xen/lib/Makefile
3e5a4e6637ZDk0BvFEC-aFQs599-ng linux-2.4.26-xen-sparse/arch/xen/lib/delay.c
-3f68905cF5i8-NYpIhGjKmh0y8Gu5g linux-2.4.26-xen-sparse/arch/xen/lib/xen_proc.c
3e5a4e66croVgpcJyJuF2ycQw0HuJw linux-2.4.26-xen-sparse/arch/xen/mm/Makefile
3e5a4e66l8Q5Tv-6B3lQIRmaVbFPzg linux-2.4.26-xen-sparse/arch/xen/mm/fault.c
3e5a4e668SE9rixq4ahho9rNhLUUFQ linux-2.4.26-xen-sparse/arch/xen/mm/hypervisor.c
4062f7e2PzFOUGT0PaE7A0VprTU3JQ linux-2.4.26-xen-sparse/include/asm-xen/synch_bitops.h
3e5a4e68mTr0zcp9SXDbnd-XLrrfxw linux-2.4.26-xen-sparse/include/asm-xen/system.h
3f1056a9L_kqHcFheV00KbKBzv9j5w linux-2.4.26-xen-sparse/include/asm-xen/vga.h
-3f689063nhrIRsMMZjZxMFk7iEINqQ linux-2.4.26-xen-sparse/include/asm-xen/xen_proc.h
40659defgWA92arexpMGn8X3QMDj3w linux-2.4.26-xen-sparse/include/asm-xen/xor.h
3f056927gMHl7mWB89rb73JahbhQIA linux-2.4.26-xen-sparse/include/linux/blk.h
41051ec1m6bJVjZocTG0C0V0O6RsVg linux-2.4.26-xen-sparse/include/linux/blkdev.h
+++ /dev/null
-/******************************************************************************
- * core.c
- *
- * Interface to privileged domain-0 commands.
- *
- * Copyright (c) 2002-2004, K A Fraser, B Dragovic
- */
-
-#include <linux/config.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
-#include <linux/string.h>
-#include <linux/errno.h>
-#include <linux/mm.h>
-#include <linux/mman.h>
-#include <linux/swap.h>
-#include <linux/smp_lock.h>
-#include <linux/swapctl.h>
-#include <linux/iobuf.h>
-#include <linux/highmem.h>
-#include <linux/pagemap.h>
-#include <linux/seq_file.h>
-
-#include <asm/pgalloc.h>
-#include <asm/pgtable.h>
-#include <asm/uaccess.h>
-#include <asm/tlb.h>
-#include <asm/proc_cmd.h>
-#include <asm/hypervisor-ifs/dom0_ops.h>
-#include <asm/xen_proc.h>
-
-static struct proc_dir_entry *privcmd_intf;
-
-static int privcmd_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long data)
-{
- int ret = -ENOSYS;
-
- switch ( cmd )
- {
- case IOCTL_PRIVCMD_HYPERCALL:
- {
- privcmd_hypercall_t hypercall;
-
- if ( copy_from_user(&hypercall, (void *)data, sizeof(hypercall)) )
- return -EFAULT;
-
- __asm__ __volatile__ (
- "pushl %%ebx; pushl %%ecx; pushl %%edx; pushl %%esi; pushl %%edi; "
- "movl 4(%%eax),%%ebx ;"
- "movl 8(%%eax),%%ecx ;"
- "movl 12(%%eax),%%edx ;"
- "movl 16(%%eax),%%esi ;"
- "movl 20(%%eax),%%edi ;"
- "movl (%%eax),%%eax ;"
- TRAP_INSTR "; "
- "popl %%edi; popl %%esi; popl %%edx; popl %%ecx; popl %%ebx"
- : "=a" (ret) : "0" (&hypercall) : "memory" );
-
- }
- break;
-
- case IOCTL_PRIVCMD_INITDOMAIN_EVTCHN:
- {
- extern int initdom_ctrlif_domcontroller_port;
- ret = initdom_ctrlif_domcontroller_port;
- }
- break;
-
-
- case IOCTL_PRIVCMD_MMAP:
- {
-#define PRIVCMD_MMAP_SZ 32
- privcmd_mmap_t mmapcmd;
- privcmd_mmap_entry_t msg[PRIVCMD_MMAP_SZ], *p;
- int i, rc;
-
- if ( copy_from_user(&mmapcmd, (void *)data, sizeof(mmapcmd)) )
- return -EFAULT;
-
- p = mmapcmd.entry;
-
- for (i=0; i<mmapcmd.num; i+=PRIVCMD_MMAP_SZ, p+=PRIVCMD_MMAP_SZ)
- {
- int j, n = ((mmapcmd.num-i)>PRIVCMD_MMAP_SZ)?
- PRIVCMD_MMAP_SZ:(mmapcmd.num-i);
- if ( copy_from_user(&msg, p, n*sizeof(privcmd_mmap_entry_t)) )
- return -EFAULT;
-
- for ( j = 0; j < n; j++ )
- {
- struct vm_area_struct *vma =
- find_vma( current->mm, msg[j].va );
-
- if ( !vma )
- return -EINVAL;
-
- if ( msg[j].va > PAGE_OFFSET )
- return -EINVAL;
-
- if ( (msg[j].va + (msg[j].npages<<PAGE_SHIFT)) > vma->vm_end )
- return -EINVAL;
-
- if ( (rc = direct_remap_area_pages(vma->vm_mm,
- msg[j].va&PAGE_MASK,
- msg[j].mfn<<PAGE_SHIFT,
- msg[j].npages<<PAGE_SHIFT,
- vma->vm_page_prot,
- mmapcmd.dom)) < 0 )
- return rc;
- }
- }
- ret = 0;
- }
- break;
-
- case IOCTL_PRIVCMD_MMAPBATCH:
- {
-#define MAX_DIRECTMAP_MMU_QUEUE 130
- mmu_update_t u[MAX_DIRECTMAP_MMU_QUEUE], *w, *v;
- privcmd_mmapbatch_t m;
- struct vm_area_struct *vma = NULL;
- unsigned long *p, addr;
- unsigned long mfn;
- int i;
-
- if ( copy_from_user(&m, (void *)data, sizeof(m)) )
- { ret = -EFAULT; goto batch_err; }
-
- vma = find_vma( current->mm, m.addr );
-
- if ( !vma )
- { ret = -EINVAL; goto batch_err; }
-
- if ( m.addr > PAGE_OFFSET )
- { ret = -EFAULT; goto batch_err; }
-
- if ( (m.addr + (m.num<<PAGE_SHIFT)) > vma->vm_end )
- { ret = -EFAULT; goto batch_err; }
-
- if ( m.dom != 0 )
- {
- u[0].val = (unsigned long)(m.dom<<16) & ~0xFFFFUL;
- u[0].ptr = (unsigned long)(m.dom<< 0) & ~0xFFFFUL;
- u[0].ptr |= MMU_EXTENDED_COMMAND;
- u[0].val |= MMUEXT_SET_SUBJECTDOM;
- v = w = &u[1];
- }
- else
- {
- v = w = &u[0];
- }
-
- p = m.arr;
- addr = m.addr;
- for ( i = 0; i < m.num; i++, addr += PAGE_SIZE, p++ )
- {
- if ( get_user(mfn, p) )
- return -EFAULT;
-
- v->val = (mfn << PAGE_SHIFT) | pgprot_val(vma->vm_page_prot);
-
- __direct_remap_area_pages(vma->vm_mm,
- addr,
- PAGE_SIZE,
- v);
-
- if ( unlikely(HYPERVISOR_mmu_update(u, v - u + 1, NULL) < 0) )
- put_user( 0xF0000000 | mfn, p );
-
- v = w;
- }
- ret = 0;
- break;
-
- batch_err:
- printk("batch_err ret=%d vma=%p addr=%lx num=%d arr=%p %lx-%lx\n",
- ret, vma, m.addr, m.num, m.arr, vma->vm_start, vma->vm_end);
- break;
- }
- break;
-
- default:
- ret = -EINVAL;
- break;
- }
- return ret;
-}
-
-static int privcmd_mmap(struct file * file, struct vm_area_struct * vma)
-{
- /* DONTCOPY is essential for Xen as copy_page_range is broken. */
- vma->vm_flags |= VM_RESERVED | VM_IO | VM_DONTCOPY;
-
- return 0;
-}
-
-static struct file_operations privcmd_file_ops = {
- ioctl : privcmd_ioctl,
- mmap: privcmd_mmap
-};
-
-
-static int __init init_module(void)
-{
- if ( !(start_info.flags & SIF_PRIVILEGED) )
- return 0;
-
- privcmd_intf = create_xen_proc_entry("privcmd", 0400);
- if ( privcmd_intf != NULL )
- {
- privcmd_intf->owner = THIS_MODULE;
- privcmd_intf->nlink = 1;
- privcmd_intf->proc_fops = &privcmd_file_ops;
- }
-
- return 0;
-}
-
-
-static void __exit cleanup_module(void)
-{
- if ( privcmd_intf == NULL ) return;
- remove_xen_proc_entry("privcmd");
- privcmd_intf = NULL;
-}
-
-
-module_init(init_module);
-module_exit(cleanup_module);
-#
projects / xen.git / commitdiff