ps2

2 files changed, 192 insertions, 0 deletions

diff --git a/kernel/include/comus/drivers/ps2.h b/kernel/include/comus/drivers/ps2.h
new file mode 100644
index 0000000..6e594e9
--- /dev/null
+++ b/kernel/include/comus/drivers/ps2.h
@@ -0,0 +1,49 @@
+/**
+ * @file ps2.h
+ *
+ * @author Freya Murphy <freya@freyacat.org>
+ *
+ * PS/2 Mouse & Keyboard
+ */
+
+#ifndef PS2_H_
+#define PS2_H_
+
+#include <comus/keycodes.h>
+#include <stdbool.h>
+
+struct mouse_event {
+	bool updated;
+	bool lmb;
+	bool rmb;
+	bool mmb;
+	int relx;
+	int rely;
+};
+
+/**
+ * Initalize the ps2 controller
+ */
+int ps2_init(void);
+
+/**
+ * Recieve input from ps2 keyboard during interrupt
+ */
+void ps2kb_recv(void);
+
+/**
+ * Return last read keycode
+ */
+struct keycode ps2kb_get(void);
+
+/**
+ * Recieve input from ps2 mouse during interrupt
+ */
+void ps2mouse_recv(void);
+
+/**
+ * Return last read mouse event
+ */
+struct mouse_event ps2mouse_get(void);
+
+#endif /* ps2.h */
diff --git a/kernel/include/comus/keycodes.h b/kernel/include/comus/keycodes.h
new file mode 100644
index 0000000..8930937
--- /dev/null
+++ b/kernel/include/comus/keycodes.h
@@ -0,0 +1,143 @@
+/**
+ * @file keycodes.h
+ *
+ * @author Tristan Miller <trimill@trimill.xyz>
+ *
+ * Kernel keycodes
+ */
+
+#ifndef KEYCODES_H_
+#define KEYCODES_H_
+
+struct keycode {
+	char key;
+	char flags;
+};
+
+#define KC_FLAG_KEY_DOWN 0x01
+#define KC_FLAG_KEY_UP 0x02
+#define KC_FLAG_ERROR 0x04
+
+#define KEY_NONE 0x00
+#define KEY_UNKNOWN 0x01
+
+#define KEY_ESCAPE 0x10
+#define KEY_1 0x11
+#define KEY_2 0x12
+#define KEY_3 0x13
+#define KEY_4 0x14
+#define KEY_5 0x15
+#define KEY_6 0x16
+#define KEY_7 0x17
+#define KEY_8 0x18
+#define KEY_9 0x19
+#define KEY_0 0x1A
+#define KEY_MINUS 0x1B
+#define KEY_EQUAL 0x1C
+#define KEY_BACKSPACE 0x1D
+#define KEY_L_SHIFT 0x1E
+#define KEY_R_SHIFT 0x1F
+
+#define KEY_TAB 0x20
+#define KEY_Q 0x21
+#define KEY_W 0x22
+#define KEY_E 0x23
+#define KEY_R 0x24
+#define KEY_T 0x25
+#define KEY_Y 0x26
+#define KEY_U 0x27
+#define KEY_I 0x28
+#define KEY_O 0x29
+#define KEY_P 0x2A
+#define KEY_L_BRACE 0x2B
+#define KEY_R_BRACE 0x2C
+#define KEY_BACKSLASH 0x2D
+#define KEY_L_CTRL 0x2E
+#define KEY_R_CTRL 0x2F
+
+#define KEY_CAPS_LOCK 0x30
+#define KEY_A 0x31
+#define KEY_S 0x32
+#define KEY_D 0x33
+#define KEY_F 0x34
+#define KEY_G 0x35
+#define KEY_H 0x36
+#define KEY_J 0x37
+#define KEY_K 0x38
+#define KEY_L 0x39
+#define KEY_SEMICOLON 0x3A
+#define KEY_QUOTE 0x3B
+#define KEY_ENTER 0x3C
+#define KEY_MENU 0x3D
+#define KEY_L_ALT 0x3E
+#define KEY_R_ALT 0x3F
+
+#define KEY_SPACE 0x40
+#define KEY_Z 0x41
+#define KEY_X 0x42
+#define KEY_C 0x43
+#define KEY_V 0x44
+#define KEY_B 0x45
+#define KEY_N 0x46
+#define KEY_M 0x47
+#define KEY_COMMA 0x48
+#define KEY_PERIOD 0x49
+#define KEY_SLASH 0x4A
+#define KEY_BACKTICK 0x4B
+#define KEY_NUM_LOCK 0x4C
+#define KEY_SCROLL_LOCK 0x4D
+#define KEY_L_META 0x4E
+#define KEY_R_META 0x4F
+
+#define KEY_NP_SLASH 0x50
+#define KEY_NP_7 0x51
+#define KEY_NP_8 0x52
+#define KEY_NP_9 0x53
+#define KEY_NP_ASTERISK 0x54
+#define KEY_NP_4 0x55
+#define KEY_NP_5 0x56
+#define KEY_NP_6 0x57
+#define KEY_NP_MINUS 0x58
+#define KEY_NP_1 0x59
+#define KEY_NP_2 0x5A
+#define KEY_NP_3 0x5B
+#define KEY_NP_PLUS 0x5C
+#define KEY_NP_0 0x5D
+#define KEY_NP_PERIOD 0x5E
+#define KEY_NP_ENTER 0x5F
+
+#define KEY_PRINT_SCREEN 0x60
+#define KEY_PAUSE 0x61
+#define KEY_INSERT 0x62
+#define KEY_HOME 0x63
+#define KEY_PAGE_UP 0x64
+#define KEY_DELETE 0x65
+#define KEY_END 0x66
+#define KEY_PAGE_DOWN 0x67
+#define KEY_UP 0x68
+#define KEY_DOWN 0x69
+#define KEY_LEFT 0x6A
+#define KEY_RIGHT 0x6B
+// #define _ 0x6C
+// #define _ 0x6D
+// #define _ 0x6E
+// #define _ 0x6F
+
+#define KEY_F1 0x70
+#define KEY_F2 0x71
+#define KEY_F3 0x72
+#define KEY_F4 0x73
+#define KEY_F5 0x74
+#define KEY_F6 0x75
+#define KEY_F7 0x76
+#define KEY_F8 0x77
+#define KEY_F9 0x78
+#define KEY_F10 0x79
+#define KEY_F11 0x7A
+#define KEY_F12 0x7B
+// #define _ 0x7C
+// #define _ 0x7D
+// #define _ 0x7E
+// #define _ 0x7F
+
+#endif /* keycodes */