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Kernel: Remove redundant HID name from all associated files
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Liav A
Jelle Raaijmakers
parent
b3cc320718
commit
6c4a47d916
14 changed files with 13 additions and 13 deletions
217
Kernel/Devices/HID/Management.cpp
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217
Kernel/Devices/HID/Management.cpp
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/*
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* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Platform.h>
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#include <AK/Singleton.h>
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#if ARCH(X86_64)
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# include <Kernel/Arch/x86_64/ISABus/I8042Controller.h>
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#endif
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#include <Kernel/CommandLine.h>
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#include <Kernel/Devices/HID/Management.h>
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#include <Kernel/Firmware/ACPI/Parser.h>
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#include <Kernel/Sections.h>
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namespace Kernel {
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Atomic<bool> g_caps_lock_remapped_to_ctrl;
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static Singleton<HIDManagement> s_the;
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// clang-format off
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static constexpr Keyboard::CharacterMapData DEFAULT_CHARACTER_MAP =
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{
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.map = {
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0, '\033', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 0x08,
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'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
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0, 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`', 0,
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'\\', 'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/', 0, '*', 0,
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' ', 0, 0,
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//60 70 80
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1', '2', '3', '0', '.', 0, 0, '\\', 0, 0, 0,
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},
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.shift_map = {
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0, '\033', '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+', 0x08,
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'\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',
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0, 'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"', '~', 0,
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'|', 'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?', 0, '*', 0,
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' ', 0, 0,
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//60 70 80
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1', '2', '3', '0', '.', 0, 0, '|', 0, 0, 0,
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},
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.alt_map = {
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0, '\033', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 0x08,
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'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
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0, 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`', 0,
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'\\', 'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/', 0, '*', 0,
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' ', 0, 0,
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//60 70 80
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1', '2', '3', '0', '.', 0, 0, '\\', 0, 0, 0,
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},
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.altgr_map = {
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0, '\033', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 0x08,
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'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
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0, 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`', 0,
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'\\', 'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/', 0, '*', 0,
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' ', 0, 0,
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//60 70 80
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1', '2', '3', '0', '.', 0, 0, '\\', 0, 0, 0,
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},
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.shift_altgr_map = {
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0, '\033', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 0x08,
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'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
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0, 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`', 0,
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'\\', 'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/', 0, '*', 0,
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' ', 0, 0,
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//60 70 80
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1', '2', '3', '0', '.', 0, 0, '\\', 0, 0, 0,
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},
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};
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// clang-format on
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void HIDManagement::set_client(KeyboardClient* client)
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{
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SpinlockLocker locker(m_client_lock);
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m_client = client;
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}
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size_t HIDManagement::generate_minor_device_number_for_mouse()
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{
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// FIXME: Lock this to prevent race conditions with hot-plugging devices!
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return m_mouse_minor_number++;
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}
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size_t HIDManagement::generate_minor_device_number_for_keyboard()
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{
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// FIXME: Lock this to prevent race conditions with hot-plugging devices!
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return m_keyboard_minor_number++;
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}
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UNMAP_AFTER_INIT HIDManagement::KeymapData::KeymapData()
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: character_map_name(KString::must_create("en-us"sv))
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, character_map(DEFAULT_CHARACTER_MAP)
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{
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}
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UNMAP_AFTER_INIT HIDManagement::HIDManagement()
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{
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}
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void HIDManagement::set_maps(NonnullOwnPtr<KString> character_map_name, Keyboard::CharacterMapData const& character_map_data)
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{
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m_keymap_data.with([&](auto& keymap_data) {
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keymap_data.character_map_name = move(character_map_name);
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keymap_data.character_map = character_map_data;
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dbgln("New Character map '{}' passed in by client.", keymap_data.character_map_name);
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});
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}
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UNMAP_AFTER_INIT ErrorOr<void> HIDManagement::enumerate()
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{
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// FIXME: When we have USB HID support, we should ensure that we disable
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// emulation of the PS/2 controller if it was set by the BIOS.
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// If ACPI indicates we have an i8042 controller and the USB controller was
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// set to emulate PS/2, we should not initialize the PS/2 controller.
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#if ARCH(X86_64)
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auto has_i8042_controller = false;
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auto i8042_controller = I8042Controller::initialize();
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switch (kernel_command_line().i8042_presence_mode()) {
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case I8042PresenceMode::Automatic: {
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// Note: If ACPI is disabled or doesn't indicate that we have an i8042, we
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// still perform a manual existence check via probing, which is relevant on
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// QEMU, for example. This probing check is known to not work on bare metal
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// in all cases, so if we can get a 'yes' from ACPI, we skip it.
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if (ACPI::Parser::the() && ACPI::Parser::the()->have_8042())
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has_i8042_controller = true;
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else if (i8042_controller->check_existence_via_probing({}))
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has_i8042_controller = true;
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break;
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}
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case I8042PresenceMode::Force: {
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has_i8042_controller = true;
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break;
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}
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case I8042PresenceMode::None: {
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break;
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}
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case I8042PresenceMode::AggressiveTest: {
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if (i8042_controller->check_existence_via_probing({}))
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has_i8042_controller = true;
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break;
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}
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}
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// Note: If we happen to not have i8042 just return "gracefully" for now.
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if (!has_i8042_controller)
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return {};
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m_i8042_controller = i8042_controller;
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TRY(m_i8042_controller->detect_devices());
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if (m_i8042_controller->mouse())
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m_hid_devices.append(m_i8042_controller->mouse().release_nonnull());
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if (m_i8042_controller->keyboard())
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m_hid_devices.append(m_i8042_controller->keyboard().release_nonnull());
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#endif
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return {};
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}
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UNMAP_AFTER_INIT ErrorOr<void> HIDManagement::initialize()
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{
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VERIFY(!s_the.is_initialized());
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s_the.ensure_instance();
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return s_the->enumerate();
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}
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HIDManagement& HIDManagement::the()
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{
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return *s_the;
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}
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u32 HIDManagement::get_char_from_character_map(KeyEvent event) const
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{
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auto modifiers = event.modifiers();
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auto index = event.scancode & 0xFF; // Index is last byte of scan code.
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auto caps_lock_on = event.caps_lock_on;
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u32 code_point = 0;
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m_keymap_data.with([&](auto& keymap_data) {
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if (modifiers & Mod_Alt)
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code_point = keymap_data.character_map.alt_map[index];
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else if ((modifiers & Mod_Shift) && (modifiers & Mod_AltGr))
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code_point = keymap_data.character_map.shift_altgr_map[index];
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else if (modifiers & Mod_Shift)
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code_point = keymap_data.character_map.shift_map[index];
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else if (modifiers & Mod_AltGr)
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code_point = keymap_data.character_map.altgr_map[index];
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else
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code_point = keymap_data.character_map.map[index];
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});
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if (caps_lock_on && (modifiers == 0 || modifiers == Mod_Shift)) {
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if (code_point >= 'a' && code_point <= 'z')
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code_point &= ~0x20;
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else if (code_point >= 'A' && code_point <= 'Z')
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code_point |= 0x20;
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}
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if (event.e0_prefix && event.key == Key_Slash) {
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// If Key_Slash (scancode = 0x35) mapped to other form "/", we fix num pad key of "/" with this case.
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code_point = '/';
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} else if (event.e0_prefix && event.key != Key_Return) {
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// Except for `keypad-/` and 'keypad-return', all e0 scan codes are not actually characters. i.e., `keypad-0` and
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// `Insert` have the same scancode except for the prefix, but insert should not have a code_point.
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code_point = 0;
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}
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return code_point;
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}
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}
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