Update kernel

2025-07-17 18:21:43 +00:00 · 2023-08-06 04:53:14 +03:00
parent 3b65386399
commit 2c51e4432f
181 changed files with 21873 additions and 21475 deletions
--- a/Modules/PersonalSystem2/Keyboard.cpp
+++ b/Modules/PersonalSystem2/Keyboard.cpp
@@ -0,0 +1,107 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include "keyboard.hpp"
+
+#include <limits.h>
+#include <debug.h>
+#include <io.h>
+
+#include "../../DAPI.hpp"
+#include "../drv.hpp"
+#include "../../kernel.h"
+
+namespace PS2Keyboard
+{
+	KernelAPI KAPI;
+
+	uint8_t ScanCode = 0;
+	bool InputReceived = false;
+
+	int DriverEntry(void *Data)
+	{
+		if (!Data)
+			return INVALID_KERNEL_API;
+		KAPI = *(KernelAPI *)Data;
+		if (KAPI.Version.Major < 0 || KAPI.Version.Minor < 0 || KAPI.Version.Patch < 0)
+			return KERNEL_API_VERSION_NOT_SUPPORTED;
+
+		return OK;
+	}
+
+	int CallbackHandler(KernelCallback *Data)
+	{
+		switch (Data->Reason)
+		{
+		case AcknowledgeReason:
+		{
+			debug("Kernel acknowledged the driver.");
+			break;
+		}
+		case ConfigurationReason:
+		{
+			while (inb(0x64) & 0x1)
+				inb(0x60);
+
+			outb(0x64, 0xAE);
+			outb(0x64, 0x20);
+			uint8_t ret = (inb(0x60) | 1) & ~0x10;
+			outb(0x64, 0x60);
+			outb(0x60, ret);
+			outb(0x60, 0xF4);
+
+			outb(0x21, 0xFD);
+			outb(0xA1, 0xFF);
+
+			trace("PS/2 keyboard configured.");
+			break;
+		}
+		case QueryReason:
+		{
+			Data->InputCallback.Keyboard.Key = ScanCode;
+			break;
+		}
+		case PollWaitReason:
+		{
+			while (!InputReceived)
+				TaskManager->Yield();
+			InputReceived = false;
+
+			Data->InputCallback.Keyboard.Key = ScanCode;
+			break;
+		}
+		case StopReason:
+		{
+			fixme("Driver stopped.");
+			break;
+		}
+		default:
+		{
+			warn("Unknown reason.");
+			break;
+		}
+		}
+		return OK;
+	}
+
+	int InterruptCallback(CPURegisters *)
+	{
+		ScanCode = inb(0x60);
+		InputReceived = true;
+		return OK;
+	}
+}