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1.1 root 1: /*
2: Hatari
3: */
4:
5: // Keyboard Command
6: typedef struct {
7: unsigned char Command;
8: unsigned char NumParameters;
9: void *pCallFunction;
10: } IKBD_COMMAND_PARAMS;
11:
12: // Keyboard processor details
13: typedef struct {
14: int X,Y; // Relative position of mouse
15: int PrevX,PrevY; // Previous position
16: } REL_MOUSE;
17:
18: typedef struct {
19: int X,Y; // Position of mouse
20: int MaxX,MaxY; // Max limits of mouse
21: unsigned char PrevReadAbsMouseButtons; // Previous button mask for 'IKBD_Cmd_ReadAbsMousePos'
22: } ABS_MOUSE;
23:
24: typedef struct {
25: int DeltaX,DeltaY; // XY mouse position delta after scale according to resoution
26: int XScale,YScale; // Scale of mouse
27: int XThreshold,YThreshold; // Threshold
28: unsigned char KeyCodeDeltaX,KeyCodeDeltaY; // Delta X,Y for mouse keycode mode
29: int YAxis; // Y-Axis direction
30: unsigned char Action; // Bit 0-Report abs position of press, Bit 1-Report abs on release
31: } MOUSE;
32:
33: typedef struct {
34: unsigned char JoyData[2]; // Joystick details
35: unsigned char PrevJoyData[2]; // Previous joystick details, used to check for 'IKBD_SelAutoJoysticks'
36: } JOY;
37:
38: typedef struct {
39: REL_MOUSE Rel;
40: ABS_MOUSE Abs;
41: MOUSE Mouse;
42: JOY Joy;
43: int MouseMode; // AUTOMODE_xxxx
44: int JoystickMode; // AUTOMODE_xxxx
45: BOOL bReset; // Set to TRUE is keyboard 'RESET' and now active
46: } KEYBOARD_PROCESSOR;
47:
48: // Keyboard state
49: #define SIZE_KEYBOARD_BUFFER 1024 // Allow this many bytes to be stored in buffer(waiting to send to ACIA)
50: #define KEYBOARD_BUFFER_MASK (SIZE_KEYBOARD_BUFFER-1)
51: #define SIZE_KEYBOARDINPUT_BUFFER 8
52: typedef struct {
53: unsigned char KeyStates[256]; // State of PC's keys, TRUE is down
54: unsigned char Buffer[SIZE_KEYBOARD_BUFFER]; // Keyboard buffer
55: int BufferHead,BufferTail; // Pointers into above buffer
56: unsigned char InputBuffer[SIZE_KEYBOARDINPUT_BUFFER]; // Buffer for data send from CPU to keyboard processor(commands)
57: int nBytesInInputBuffer; // Number of command bytes in above buffer
58:
59: int bLButtonDown,bRButtonDown; // Mouse states in emulation system, BUTTON_xxxx
60: int bOldLButtonDown,bOldRButtonDown;
61: int LButtonDblClk,RButtonDblClk;
62: int LButtonHistory,RButtonHistory;
63: } KEYBOARD;
64:
65: // Button states, a bit mask so can mimick joystick/right mouse button duplication
66: #define BUTTON_NULL 0x00 // Button states, so can OR together mouse/joystick buttons
67: #define BUTTON_MOUSE 0x01
68: #define BUTTON_JOYSTICK 0x02
69:
70: // Mouse/Joystick modes
71: #define AUTOMODE_OFF 0
72: #define AUTOMODE_MOUSEREL 1
73: #define AUTOMODE_MOUSEABS 2
74: #define AUTOMODE_MOUSECURSOR 3
75: #define AUTOMODE_JOYSTICK 4
76:
77: // 0xfffc00(read status from ACIA)
78: #define ACIA_STATUS_REGISTER__RX_BUFFER_FULL 0x01
79: #define ACIA_STATUS_REGISTER__TX_BUFFER_EMPTY 0x02
80: #define ACIA_STATUS_REGISTER__OVERRUN_ERROR 0x40
81: #define ACIA_STATUS_REGISTER__INTERRUPT_REQUEST 0x80
82:
83: extern unsigned char ACIAControlRegister;
84: extern unsigned char ACIAStatusRegister;
85: extern unsigned char ACIAByte;
86:
87: extern KEYBOARD_PROCESSOR KeyboardProcessor;
88: extern KEYBOARD Keyboard;
89:
90: extern void IKBD_Reset(BOOL bCold);
91: extern void IKBD_MemorySnapShot_Capture(BOOL bSave);
92: extern void IKBD_SendAutoKeyboardCommands();
93: extern void IKBD_InterruptHandler_ResetTimer(void);
94:
95: extern void IKBD_Cmd_NullFunction(void);
96: extern void IKBD_Cmd_Reset(void);
97: extern void IKBD_Cmd_MouseAction(void);
98: extern void IKBD_Cmd_RelMouseMode(void);
99: extern void IKBD_Cmd_AbsMouseMode(void);
100: extern void IKBD_Cmd_MouseCursorKeycodes(void);
101: extern void IKBD_Cmd_SetMouseThreshold(void);
102: extern void IKBD_Cmd_SetMouseScale(void);
103: extern void IKBD_Cmd_ReadAbsMousePos(void);
104: extern void IKBD_Cmd_SetInternalMousePos(void);
105: extern void IKBD_Cmd_SetYAxisDown(void);
106: extern void IKBD_Cmd_SetYAxisUp(void);
107: extern void IKBD_Cmd_StartKeyboardTransfer(void);
108: extern void IKBD_Cmd_TurnMouseOff(void);
109: extern void IKBD_Cmd_StopKeyboardTransfer(void);
110: extern void IKBD_Cmd_ReturnJoystickAuto(void);
111: extern void IKBD_Cmd_StopJoystick(void);
112: extern void IKBD_Cmd_ReturnJoystick(void);
113: extern void IKBD_Cmd_SetJoystickDuration(void);
114: extern void IKBD_Cmd_SetJoystickFireDuration(void);
115: extern void IKBD_Cmd_SetCursorForJoystick(void);
116: extern void IKBD_Cmd_DisableJoysticks(void);
117: extern void IKBD_Cmd_SetClock(void);
118: extern void IKBD_Cmd_ReadClock(void);
119: extern void IKBD_Cmd_LoadMemory(void);
120: extern void IKBD_Cmd_ReadMemory(void);
121: extern void IKBD_Cmd_Execute(void);
122:
123: extern void IKBD_SendByteToKeyboardProcessor(unsigned short bl);
124: extern unsigned short IKBD_GetByteFromACIA(void);
125: extern void IKBD_InterruptHandler_ACIA(void);
126: extern void IKBD_SendByteToACIA(void);
127: extern void IKBD_AddKeyToKeyboardBuffer(unsigned char Data);
128: extern void IKBD_PressSTKey(unsigned char ScanCode,BOOL bPress);
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