Eliminate support for fake buffers.

[android-x86/external-libdrm.git] / shared-core / xgi_drm.h

/****************************************************************************
 * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
 *
 * All Rights Reserved.
 *
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 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation on the rights to use, copy, modify, merge,
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 * and to permit persons to whom the Software is furnished to do so,
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 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial
 * portions of the Software.
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#ifndef _XGI_DRM_H_
#define _XGI_DRM_H_

#include <linux/types.h>
#include <asm/ioctl.h>

struct drm_xgi_sarea {
        __u16 device_id;
        __u16 vendor_id;

        char device_name[32];

        unsigned int scrn_start;
        unsigned int scrn_xres;
        unsigned int scrn_yres;
        unsigned int scrn_bpp;
        unsigned int scrn_pitch;
};


struct xgi_bootstrap {
        /**
         * Size of PCI-e GART range in megabytes.
         */
        struct drm_map gart;
};


enum xgi_mem_location {
        XGI_MEMLOC_NON_LOCAL = 0,
        XGI_MEMLOC_LOCAL = 1,
        XGI_MEMLOC_INVALID = 0x7fffffff
};

struct xgi_mem_alloc {
        /**
         * Memory region to be used for allocation.
         * 
         * Must be one of XGI_MEMLOC_NON_LOCAL or XGI_MEMLOC_LOCAL.
         */
        unsigned int location;

        /**
         * Number of bytes request.
         * 
         * On successful allocation, set to the actual number of bytes
         * allocated.
         */
        unsigned int size;

        /**
         * Address of the memory from the graphics hardware's point of view.
         */
        __u32 hw_addr;

        /**
         * Offset of the allocation in the mapping.
         */
        __u32 offset;

        /**
         * Magic handle used to release memory.
         * 
         * See also DRM_XGI_FREE ioctl.
         */
        __u32 index;
};

enum xgi_batch_type {
        BTYPE_2D = 0,
        BTYPE_3D = 1,
        BTYPE_FLIP = 2,
        BTYPE_CTRL = 3,
        BTYPE_NONE = 0x7fffffff
};

struct xgi_cmd_info {
        __u32 type;
        __u32 hw_addr;
        __u32 size;
        __u32 id;
};

struct xgi_state_info {
        unsigned int _fromState;
        unsigned int _toState;
};


/*
 * Ioctl definitions
 */

#define DRM_XGI_BOOTSTRAP           0
#define DRM_XGI_ALLOC               1
#define DRM_XGI_FREE                2
#define DRM_XGI_SUBMIT_CMDLIST      3
#define DRM_XGI_STATE_CHANGE        4

#define XGI_IOCTL_BOOTSTRAP         DRM_IOWR(DRM_COMMAND_BASE + DRM_XGI_BOOTSTRAP, struct xgi_bootstrap)
#define XGI_IOCTL_ALLOC             DRM_IOWR(DRM_COMMAND_BASE + DRM_XGI_ALLOC, struct xgi_mem_alloc)
#define XGI_IOCTL_FREE              DRM_IOW(DRM_COMMAND_BASE + DRM_XGI_FREE, __u32)
#define XGI_IOCTL_SUBMIT_CMDLIST    DRM_IOW(DRM_COMMAND_BASE + DRM_XGI_SUBMIT_CMDLIST, struct xgi_cmd_info)
#define XGI_IOCTL_STATE_CHANGE      DRM_IOW(DRM_COMMAND_BASE + DRM_XGI_STATE_CHANGE, struct xgi_state_info)

#endif /* _XGI_DRM_H_ */