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Kernel updates since December 2009

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This commit is contained in:
Bahadir Balban
2010-03-25 01:12:40 +02:00
parent 16818191b3
commit 74b5963fcb
487 changed files with 22477 additions and 3857 deletions
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36
include/l4/generic/space.h
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@@ -1,22 +1,31 @@
/*
* Generic address space related information.
*
* Copyright (C) 2007 Bahadir Balban
* Copyright (C) 2007-2010 Bahadir Balban
*/
#ifndef __SPACE_H__
#define __SPACE_H__
/* The flags not embedded in the name behave as expected. E.g USR_RW is also */
#define MAP_USR_RW_FLAGS 0 /* CB as one would expect */
#define MAP_USR_RO_FLAGS 1 /* CB as one would expect */
#define MAP_SVC_RW_FLAGS 2 /* CB as one would expect */
#define MAP_USR_IO_FLAGS 3 /* Non-CB, RW TODO: How about RO one? */
#define MAP_SVC_IO_FLAGS 4 /* Non-CB, RW */
/*
* Generic mapping flags.
*/
#define MAP_FAULT 0
#define MAP_USR_RW 1
#define MAP_USR_RO 2
#define MAP_KERN_RW 3
#define MAP_USR_IO 4
#define MAP_KERN_IO 5
#define MAP_USR_RWX 6
#define MAP_KERN_RWX 7
#define MAP_USR_RX 8
#define MAP_KERN_RX 9
#define MAP_UNMAP 10 /* For unmap syscall */
#define MAP_INVALID_FLAGS (1 << 31)
/* Some default aliases */
#define MAP_USR_DEFAULT_FLAGS MAP_USR_RW_FLAGS
#define MAP_SVC_DEFAULT_FLAGS MAP_SVC_RW_FLAGS
#define MAP_IO_DEFAULT_FLAGS MAP_SVC_IO_FLAGS
#define MAP_USR_DEFAULT MAP_USR_RW
#define MAP_KERN_DEFAULT MAP_KERN_RW
#define MAP_IO_DEFAULT MAP_KERN_IO
#if defined (__KERNEL__)
@@ -46,11 +55,14 @@ struct address_space_list {
};
struct address_space *address_space_create(struct address_space *orig);
void address_space_delete(struct address_space *space);
void address_space_delete(struct address_space *space,
struct ktcb *task_accounted);
void address_space_attach(struct ktcb *tcb, struct address_space *space);
struct address_space *address_space_find(l4id_t spid);
void address_space_add(struct address_space *space);
void address_space_remove(struct address_space *space);
struct container;
void address_space_remove(struct address_space *space, struct container *cont);
void init_address_space_list(struct address_space_list *space_list);
int check_access(unsigned long vaddr, unsigned long size,
unsigned int flags, int page_in);