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104 lines
2.6 KiB
104 lines
2.6 KiB
/*
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* VPC-XT Revision 1.0
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*
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* Title : mouse.h
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*
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* Description : Microsoft Mouse
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*
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* Author :
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*
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* Notes :
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*/
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/* SccsID[]="@(#)mouse.h 1.7 08/10/92 Copyright Insignia Solutions Ltd."; */
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/*
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* ============================================================================
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* External declarations and macros
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* ============================================================================
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*/
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/* Mouse port number definitions. */
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#define MOUSE_PORT_0 0x023c
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#define MOUSE_PORT_1 0x023d
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#define MOUSE_PORT_2 0x023e
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#define MOUSE_PORT_3 0x023f
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#define MOUSE_PORT_START 0x023c
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#define MOUSE_PORT_END 0x023f
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/* Internal mouse status word bits. */
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#define LEFT_BUTTON_DOWN 0x04
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#define LEFT_BUTTON_CHANGE 0x20
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#define RIGHT_BUTTON_DOWN 0x01
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#define RIGHT_BUTTON_CHANGE 0x08
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#define MOVEMENT 0x40
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/* Internal mode register word bits. */
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#define HOLD 0x20
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/* Inport internal registers. */
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#define INTERNAL_MOUSE_STAT_REG 0x0
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#define INTERNAL_DATA1_REG 0x1
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#define INTERNAL_DATA2_REG 0x2
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#define INTERNAL_DATA3_REG 0x3
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#define INTERNAL_DATA4_REG 0x4
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#define INTERFACE_STATUS_REG 0x5
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#define INTERFACE_CONTROL_REG 0x6
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#define INTERNAL_MODE_REG 0x7
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/*
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* Maximum acceleration threshold - treated as unsigned word by supplied
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* handler routine so 0xffff is large rather than -1.
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*/
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#define MAX_THRESHOLD 0xffff
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/* Count of the number of different bop functions. */
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#define NUM_MOUSE_FUNCS (sizeof(mouse_functions)/sizeof(SHORT (*)()))
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/*
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* Definitions below are copied from MS-Windows Intel mouse driver and are
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* required to acknowledge mouse interrupts.
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*/
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#define ACK_PORT 0x0020
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#define ACK_SLAVE_PORT 0x00a0
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#define EOI 0x20
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#define PMODE_WINDOWS 1
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#define INPORT_MAX_INTERRUPTS 30
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/*
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* Machine word bit definitions.
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*/
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#define BIT0 (1 << 0)
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#define BIT1 (1 << 1)
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#define BIT2 (1 << 2)
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#define BIT3 (1 << 3)
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#define BIT4 (1 << 4)
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#define BIT5 (1 << 5)
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#define BIT6 (1 << 6)
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#define BIT7 (1 << 7)
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#define BIT8 (1 << 8)
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#define BIT9 (1 << 9)
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#define BIT10 (1 << 10)
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#define BIT11 (1 << 11)
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#define BIT12 (1 << 12)
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#define BIT13 (1 << 13)
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#define BIT14 (1 << 14)
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#define BIT15 (1 << 15)
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/* Microsoft Inport mouse driver assumes mouse has 2 buttons so so do we. */
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#define INPORT_NUMBER_BUTTONS 2
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/* Size of Intel MOUSEINFO structure. */
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#define MOUSEINFO_SIZE 14
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/* Offset of fuunction parameters from frame pointer in Intel. */
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#define PARAM_OFFSET 6
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IMPORT void mouse_init IPT0();
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IMPORT void mouse_inb IPT2(io_addr, port, half_word *, value);
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IMPORT void mouse_outb IPT2(io_addr, port, half_word, value);
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IMPORT void mouse_send IPT4(int, Delta_x, int, Delta_y, int, left, int, right);
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IMPORT ULONG mouse_last; /* remembers last time mouse was processed */
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