sys/agp/agptarget_io.h

/*
 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _SYS_AGPTARGET_IO_H
#define _SYS_AGPTARGET_IO_H

#ifdef __cplusplus
extern "C" {
#endif

#ifdef _KERNEL

#define AGPTARGET_NAME      "agptarget"
#define AGPTARGET_DEVLINK   "/dev/agp/agptarget"

/* macros for layered ioctls */
#define AGPTARGETIOC_BASE       'M'
#define CHIP_DETECT     _IOR(AGPTARGETIOC_BASE, 30, int)
#define I8XX_GET_PREALLOC_SIZE  _IOR(AGPTARGETIOC_BASE, 31, size_t)
#define AGP_TARGET_GETINFO  _IOR(AGPTARGETIOC_BASE, 32, i_agp_info_t)
#define AGP_TARGET_SET_GATTADDR _IOW(AGPTARGETIOC_BASE, 33, uint32_t)
#define AGP_TARGET_SETCMD   _IOW(AGPTARGETIOC_BASE, 34, uint32_t)
#define AGP_TARGET_FLUSH_GTLB   _IO(AGPTARGETIOC_BASE, 35)
#define AGP_TARGET_CONFIGURE    _IO(AGPTARGETIOC_BASE, 36)
#define AGP_TARGET_UNCONFIG _IO(AGPTARGETIOC_BASE, 37)
#define INTEL_CHIPSET_FLUSH_SETUP   _IO(AGPTARGETIOC_BASE, 38)
#define INTEL_CHIPSET_FLUSH _IO(AGPTARGETIOC_BASE, 39)
#define INTEL_CHIPSET_FLUSH_FREE    _IO(AGPTARGETIOC_BASE, 40)

/* Internal agp info struct */
typedef struct _i_agp_info {
    agp_version_t   iagp_ver;
    uint32_t    iagp_devid; /* bridge vendor + device */
    uint32_t    iagp_mode;  /* mode of brdige */
    uint64_t    iagp_aperbase;  /* base of aperture */
    size_t      iagp_apersize;  /* aperture range size in bytes */
} i_agp_info_t;


#endif /* _KERNEL */

#ifdef __cplusplus
}
#endif

#endif /* _SYS_AGPTARGET_IO_H */