diff options
author | Eric Anholt <eric@anholt.net> | 2008-04-29 13:47:12 -0700 |
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committer | Eric Anholt <eric@anholt.net> | 2008-04-29 13:48:51 -0700 |
commit | 81ba8ded7e01b21e600069977e496017c8966d66 (patch) | |
tree | ee975eee73376e9f96a3c6ef32717ea627f7efa9 /shared-core | |
parent | 3148c1636408cc422ab83c149a8963916dd376b0 (diff) |
Remove the remainder of the mmfs device.
Diffstat (limited to 'shared-core')
-rw-r--r-- | shared-core/mmfs.h | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/shared-core/mmfs.h b/shared-core/mmfs.h deleted file mode 100644 index e0a4f25b..00000000 --- a/shared-core/mmfs.h +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright © 2008 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - * - * Authors: - * Eric Anholt <eric@anholt.net> - * - */ - -#ifdef __linux__ -#include <asm/ioctl.h> -#else -#include <sys/types.h> -#include <sys/ioccom.h> -#endif - -/** @file mmfs.h - * This file provides ioctl and ioctl argument definitions for using the - * mmfs device. - */ - -#ifdef __KERNEL__ -#include "mmfs_drv.h" -#endif /* __KERNEL__ */ - -#define MMFS_DEVICE_PATH "/dev/mmfs" -/* XXX: Choose non-experimental major */ -#define MMFS_DEVICE_MAJOR 246 - -struct mmfs_alloc_args { - /** - * Requested size for the object. - * - * The (page-aligned) allocated size for the object will be returned. - */ - uint32_t size; - /** Returned handle for the object. */ - uint32_t handle; -}; - -struct mmfs_unreference_args { - /** Handle of the object to be unreferenced. */ - uint32_t handle; -}; - -struct mmfs_link_args { - /** Handle for the object being given a name. */ - uint32_t handle; - /** Requested file name to export the object under. */ - char *name; - /** Requested file mode to export the object under. */ - mode_t mode; -}; - -struct mmfs_pread_args { - /** Handle for the object being read. */ - uint32_t handle; - /** Offset into the object to read from */ - off_t offset; - /** Length of data to read */ - size_t size; - /** Pointer to write the data into. */ - void *data; -}; - -struct mmfs_pwrite_args { - /** Handle for the object being written to. */ - uint32_t handle; - /** Offset into the object to write to */ - off_t offset; - /** Length of data to write */ - size_t size; - /** Pointer to read the data from. */ - void *data; -}; - -struct mmfs_mmap_args { - /** Handle for the object being mapped. */ - uint32_t handle; - /** Offset in the object to map. */ - off_t offset; - /** - * Length of data to map. - * - * The value will be page-aligned. - */ - size_t size; - /** Returned pointer the data was mapped at */ - void *addr; -}; - -/** - * \name Ioctls Definitions - */ -/* @{ */ - -#define MMFS_IOCTL_BASE 'm' -#define MMFS_IO(nr) _IO(MMFS_IOCTL_BASE, nr) -#define MMFS_IOR(nr,type) _IOR(MMFS_IOCTL_BASE, nr, type) -#define MMFS_IOW(nr,type) _IOW(MMFS_IOCTL_BASE, nr, type) -#define MMFS_IOWR(nr,type) _IOWR(MMFS_IOCTL_BASE, nr, type) - -/** This ioctl allocates an object and returns a handle referencing it. */ -#define MMFS_IOCTL_ALLOC MMFS_IOWR(0x00, struct mmfs_alloc_args) - -/** - * This ioctl releases the reference on the handle returned from - * MMFS_IOCTL_ALLOC. - */ -#define MMFS_IOCTL_UNREFERENCE MMFS_IOR(0x01, struct mmfs_unreference_args) - -/** - * This ioctl creates a file in the mmfs filesystem representing an object. - * - * XXX: Need a way to get handle from fd or name. - */ -#define MMFS_IOCTL_LINK MMFS_IOWR(0x02, struct mmfs_link_args) - -/** This ioctl copies data from an object into a user address. */ -#define MMFS_IOCTL_PREAD MMFS_IOWR(0x03, struct mmfs_pread_args) - -/** This ioctl copies data from a user address into an object. */ -#define MMFS_IOCTL_PWRITE MMFS_IOWR(0x04, struct mmfs_pwrite_args) - -/** This ioctl maps data from the object into the user address space. */ -#define MMFS_IOCTL_MMAP MMFS_IOWR(0x05, struct mmfs_mmap_args) - -/* }@ */ |