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Ignore whitespace Rev 952 → Rev 955

/kernel/trunk/generic/include/proc/task.h
32,6 → 32,7
#include <typedefs.h>
#include <synch/spinlock.h>
#include <adt/list.h>
#include <ipc/ipc.h>
 
/** Task structure. */
struct task {
39,6 → 40,8
link_t th_head; /**< List of threads contained in this task. */
link_t tasks_link; /**< Link to other tasks within the system. */
as_t *as; /**< Address space. */
answerbox_t answerbox; /**< Communication endpoint */
phone_t phones[IPC_MAX_PHONES];
};
 
extern spinlock_t tasks_lock;
/kernel/trunk/generic/include/mm/page.h
32,6 → 32,7
#include <arch/mm/asid.h>
#include <arch/types.h>
#include <typedefs.h>
#include <memstr.h>
 
#define PAGE_CACHEABLE_SHIFT 0
#define PAGE_NOT_CACHEABLE_SHIFT PAGE_CACHEABLE_SHIFT
59,6 → 60,18
 
#define PAGE_GLOBAL (1<<PAGE_GLOBAL_SHIFT)
 
 
/* TODO - check that userspace is OK, platform specific functions etc */
static inline void copy_to_uspace(void *dst, void *src, count_t cnt)
{
memcpy(dst, src, cnt);
}
 
static inline void copy_to_kernel(void *dst, void *src, count_t cnt)
{
memcpy(dst, src, cnt);
}
 
/** Operations to manipulate page mappings. */
struct page_mapping_operations {
void (* mapping_insert)(as_t *as, __address page, __address frame, int flags);
/kernel/trunk/generic/include/syscall/syscall.h
29,19 → 29,24
#ifndef __SYSCALL_H__
#define __SYSCALL_H__
 
#include <typedefs.h>
 
typedef enum {
SYS_CTL = 0,
SYS_IO = 1,
SYS_IPC_CALL = 2,
SYS_IPC_ANSWER = 3,
SYS_IPC_WAIT = 4,
SYSCALL_END
} syscall_t;
 
typedef int (*syshandler_t)();
#ifdef KERNEL
 
extern int sys_ctl(void);
extern int sys_io(int fd, const void *buf, size_t count);
#include <arch/types.h>
#include <typedefs.h>
 
typedef __native (*syshandler_t)();
 
extern syshandler_t syscall_table[SYSCALL_END];
 
#endif
 
#endif
/kernel/trunk/generic/include/errno.h
0,0 → 1,34
/*
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
#ifndef __ERRNO_H__
#define __ERRNO_H__
 
#define ENOENT 1
 
#endif
/kernel/trunk/generic/include/ipc/ipc.h
0,0 → 1,91
/*
* Copyright (C) 2006 Ondrej Palkovsky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
#ifndef __IPC_H__
#define __IPC_H__
 
#define IPC_CALL_LEN 2
 
/* Flags for calls */
#define IPC_CALL_ANSWERED 1
/* Flags for ipc_wait_for_call */
#define IPC_WAIT_NONBLOCKING 1
 
#ifdef KERNEL
 
#include <synch/waitq.h>
#include <synch/spinlock.h>
#include <adt/list.h>
 
#define IPC_MAX_PHONES 16
 
 
typedef struct answerbox answerbox_t;
 
typedef struct {
link_t list;
answerbox_t *callerbox;
int flags;
__native data[IPC_CALL_LEN];
} call_t;
 
struct answerbox {
SPINLOCK_DECLARE(lock);
 
waitq_t wq;
 
link_t connected_phones; /**< Phones connected to this answerbox */
link_t calls; /**< Received calls */
link_t dispatched_calls; /* Should be hash table in the future */
 
link_t answers; /**< Answered calls */
};
 
typedef struct {
SPINLOCK_DECLARE(lock);
link_t list;
answerbox_t *callee;
} phone_t;
 
extern void ipc_create_phonecompany(void);
extern void ipc_init(void);
extern call_t * ipc_wait_for_call(answerbox_t *box, int flags);
extern void ipc_answer(answerbox_t *box, call_t *request);
extern void ipc_call(phone_t *phone, call_t *request);
extern void ipc_phone_destroy(phone_t *phone);
extern void ipc_phone_init(phone_t *phone, answerbox_t *box);
extern void ipc_call_free(call_t *call);
extern call_t * ipc_call_alloc(void);
void ipc_answerbox_init(answerbox_t *box);
void ipc_phone_init(phone_t *phone, answerbox_t *box);
 
extern answerbox_t *ipc_central_box;
 
#endif
 
#endif