osapi.h

Linux下SDIO设备的驱动程序

/*
 * Copyright 2003-2006 Atheros Communications, Inc.
 *
 *  Wireless Network driver for Atheros AR6001
 *
 *  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;
 *
 *  Software distributed under the License is distributed on an "AS
 *  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 *  implied. See the License for the specific language governing
 *  rights and limitations under the License.
 *
 *
 * This file contains the definitions of the basic atheros data types.
 * It is used to map the data types in atheros files to a platform specific
 * type.
 *
 */

#ifndef _OSAPI_H_
#define _OSAPI_H_

#ifdef __KERNEL__

#ifdef __linux__
#include "../include/osapi_linux.h"
#endif

/*
 * OS specific network buffer acess routines
 */
void *a_netbuf_alloc(int size);
void a_netbuf_free(void *bufPtr);
void *a_netbuf_to_data(void *bufPtr);
A_UINT32 a_netbuf_to_len(void *bufPtr);
A_STATUS a_netbuf_push(void *bufPtr, A_INT32 len);
A_STATUS a_netbuf_put(void *bufPtr, A_INT32 len);
A_STATUS a_netbuf_trim(void *bufPtr, A_INT32 len);
A_INT32 a_netbuf_headroom(void *bufPtr);
A_STATUS a_netbuf_pull(void *bufPtr, A_INT32 len);
A_UINT32 a_copy_to_user(void *to, const void *from, A_UINT32 n);
A_UINT32 a_copy_from_user(void *to, const void *from, A_UINT32 n);
#endif /* __KERNEL__ */

#ifdef __GNUC__
#define __ATTRIB_PACK           __attribute__ ((packed))
#define __ATTRIB_PRINTF         __attribute__ ((format (printf, 1, 2)))
#define __ATTRIB_NORETURN       __attribute__ ((noreturn))
#ifndef INLINE
#define INLINE                  __inline__
#endif
#else /* Not GCC */
#define __ATTRIB_PACK
#define __ATTRIB_PRINTF
#define __ATTRIB_NORETURN
#ifndef INLINE
#define INLINE                  __inline
#endif
#endif /* End __GNUC__ */

#endif /* _OSAPI_H_ */