From ae0a3ca9dec6d14b82f08a6eebc679281dd3fbb3 Mon Sep 17 00:00:00 2001 From: barthess Date: Mon, 17 Oct 2016 09:57:43 +0300 Subject: USB_MSD. Initial commit. --- os/various/ramdisk.h | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 os/various/ramdisk.h (limited to 'os/various/ramdisk.h') diff --git a/os/various/ramdisk.h b/os/various/ramdisk.h new file mode 100644 index 0000000..0860662 --- /dev/null +++ b/os/various/ramdisk.h @@ -0,0 +1,86 @@ +/* + ChibiOS/HAL - Copyright (C) 2016 Uladzimir Pylinsky aka barthess + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/** + * @file ramdisk.h + * @brief Virtual block devise driver header. + * + * @addtogroup ramdisk + * @{ + */ + +#ifndef RAMDISK_H_ +#define RAMDISK_H_ + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +typedef struct RamDisk RamDisk; + +/** + * + */ +#define _ramdisk_device_data \ + _base_block_device_data \ + uint8_t *storage; \ + uint32_t blk_size; \ + uint32_t blk_num; \ + bool readonly; + +/** + * + */ +struct RamDisk { + /** @brief Virtual Methods Table.*/ + const struct BaseBlockDeviceVMT *vmt; + _ramdisk_device_data +}; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#ifdef __cplusplus +extern "C" { +#endif + void ramdiskObjectInit(RamDisk *rdp); + void ramdiskStart(RamDisk *rdp, uint8_t *storage, uint32_t blksize, + uint32_t blknum, bool readonly); + void ramdiskStop(RamDisk *rdp); +#ifdef __cplusplus +} +#endif + +#endif /* RAMDISK_H_ */ + +/** @} */ -- cgit v1.2.3