Enrico Fraccaroli (Galfurian)
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/// @file keyboard.h
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/// @brief Drivers for the Keyboard devices.
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/// @copyright (c) 2014-2022 This file is distributed under the MIT License.
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/// See LICENSE.md for details.
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/// @addtogroup drivers Device Drivers
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/// @{
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/// @addtogroup keyboard Keyboard
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/// @brief Drivers for the Keyboard devices.
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/// @{
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#pragma once
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#include "ring_buffer.h"
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#include "kernel.h"
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DECLARE_FIXED_SIZE_RING_BUFFER(int, scancode, 256, -1)
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/// @brief The interrupt service routine of the keyboard.
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/// @param f The interrupt stack frame.
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void keyboard_isr(pt_regs *f);
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/// @brief Enable the keyboard.
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void keyboard_enable();
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/// @brief Disable the keyboard.
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void keyboard_disable();
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/// @brief Leds handler.
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void keyboard_update_leds();
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/// @brief Gets and removes a char from the back of the buffer.
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/// @return The extracted character.
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int keyboard_pop_back();
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/// @brief Gets a char from the back of the buffer.
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/// @return The read character.
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int keyboard_back();
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/// @brief Gets a char from the front of the buffer.
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/// @return The read character.
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int keyboard_front();
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/// @brief Initializes the keyboard drivers.
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/// @return 0 on success, 1 on error.
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int keyboard_initialize();
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/// @brief De-initializes the keyboard drivers.
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/// @return 0 on success, 1 on error.
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int keyboard_finalize();
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/// @}
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/// @}
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