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src/hal/hal-block_drivers.ads
57 строк
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sunfmoon
Initial commit: added Morse code simulator for STM32F411
21 май 2026, 13:20
21 май 2026, 13:20
dd58322
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------------------------------------------------------------------------------ -- -- -- Copyright (C) 2015-2016, AdaCore -- -- -- -- Redistribution and use in source and binary forms, with or without -- -- modification, are permitted provided that the following conditions are -- -- met: -- -- 1. Redistributions of source code must retain the above copyright -- -- notice, this list of conditions and the following disclaimer. -- -- 2. Redistributions in binary form must reproduce the above copyright -- -- notice, this list of conditions and the following disclaimer in -- -- the documentation and/or other materials provided with the -- -- distribution. -- -- 3. Neither the name of the copyright holder nor the names of its -- -- contributors may be used to endorse or promote products derived -- -- from this software without specific prior written permission. -- -- -- -- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -- -- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -- -- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -- -- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -- -- HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -- -- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -- -- LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -- -- DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -- -- THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -- -- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -- -- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -- -- -- ------------------------------------------------------------------------------ package HAL.Block_Drivers is pragma Preelaborate; type Block_Driver is limited interface; type Any_Block_Driver is access all Block_Driver'Class; subtype Block is UInt8_Array; Block_Size : constant := 512; -- Size of a block, for block number. function Read (This : in out Block_Driver; Block_Number : UInt64; Data : out Block) return Boolean is abstract with Pre'Class => Data'Length mod Block_Size = 0; function Write (This : in out Block_Driver; Block_Number : UInt64; Data : Block) return Boolean is abstract with Pre'Class => Data'Length mod Block_Size = 0; end HAL.Block_Drivers;