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443 lines
16 KiB
443 lines
16 KiB
;++
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;
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; Copyright (c) 1989 Microsoft Corporation
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;
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; Module Name:
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;
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; mouse.inc
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;
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; Abstract:
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;
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; This file defines the hardware specific equates to be used in
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; the mouse detection code.
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;
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; Author:
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;
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; Shie-Lin (shielint) 22-Feb-1992
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;
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; Revision History:
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;
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;--
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;
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; External references
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;
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IFDEF NEC_98
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ELSE ; NEC_98
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extrn _InportMouseIrqDetection:proc
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ENDIF ; NEC_98
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extrn _READ_PORT_UCHAR: proc
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extrn _WRITE_PORT_UCHAR: proc
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;
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; Internal Macros
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;
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IOdelay macro
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jmp $+2
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jmp $+2
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endm
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address macro StartAddr, EndAddr
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add dx,StartAddr-EndAddr
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endm
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DelayIn macro
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push dx
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call _READ_PORT_UCHAR ; destroy AL
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add sp, 2
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endm
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DelayOut macro
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push ax
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push dx
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call _WRITE_PORT_UCHAR ; destroy AL
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add sp, 4
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endm
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IFDEF NEC_98
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MultiDelayOut8 macro
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push di
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mov di, ax
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DelayOut
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mov ax, di
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DelayOut
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mov ax, di
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DelayOut
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mov ax, di
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DelayOut
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mov ax, di
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DelayOut
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mov ax, di
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DelayOut
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mov ax, di
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DelayOut
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mov ax, di
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DelayOut
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pop di
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endm
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ELSE ; NEC_98
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ENDIF ; NEC_98
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;
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; Mouse information structure
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; N.B. This must match the one defined in hwdetect.h
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;
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MouseInformation struc
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MouseType db 0
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MouseSubtype db 0
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MousePort dw 0 ; if serial mouse, 1 for com1, 2 for com2 ...
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MouseIrq dw 0
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DeviceIdLength dw 0
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DeviceId db 10 dup(?); Pnp device id if any
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MouseInformation ends
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;
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; Mouse ID's returned by GetMouseType().
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;
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UNKNOWN_MOUSE equ 0 ; Don't know whether or not a mouse is
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; installed...
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NO_MOUSE equ 100H ; No mouse installed.
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MS_MOUSE equ 200H ; MS Regular mouse
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MS_BALLPOINT equ 300H ; MS Ballpoint mouse
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LT_MOUSE equ 400H ; LogTec mouse
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IFDEF NEC_98
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NEC_MOUSE equ 500H ; NEC PC-9800 Series Mouse
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PC98BUS_MOUSE equ 7h
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ENDIF ; NEC_98
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PS2_MOUSE equ 1h ; Connect to 8042 mouse port
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SERIAL_MOUSE equ 2h
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INPORT_MOUSE equ 3h
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BUS_MOUSE equ 4h
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PS2_MOUSE_WITH_WHEEL equ 5
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SERIAL_MOUSE_WITH_WHEEL equ 6
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TRUE EQU 0ffh
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FALSE EQU 0
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LW_ClockTickCount EQU 46Ch
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HW_ClockTickCount EQU 46Eh
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;************************************************************************
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; I N P O R T D E F I N I T I O N S *
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;************************************************************************
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INP_ADDR EQU 0 ; Inport addr register offset.
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INP_DATA EQU 1 ; Inport data register offset.
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INP_ID EQU 2 ; Inport ID register offset.
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INP_TEST EQU 3 ; Inport test register offset.
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INPORT_ID EQU 0DEh ; InPort ID byte.
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INP_STATUS_REG EQU 0 ; Status register number.
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INP_DATA1_REG EQU 1 ; Internal data register 1.
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INP_DATA2_REG EQU 2 ; Internal data register 2.
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INP_MODE_REG EQU 7 ; Mode register number.
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INP_RESET EQU 10000000b ; Value to reset InPort.
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HZ0INTR0 EQU 00000000b ; Value to select 0 Hz, INTR=0
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HZ0INTR1 EQU 00000110b ; Value to select 0 Hz, INTR=1
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HZ30 EQU 00000001b ; Value to select 30 Hz.
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DATA_INT_ENAB EQU 00001000b ; Data int enable bit.
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TIMER_INT_ENAB EQU 00010000b ; Timer int enable bit.
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HOLD_BIT EQU 00100000b ; Hold bit.
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BUTTON_1_BIT EQU 00000100b ; Bit indicating button 1.
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BUTTON_3_BIT EQU 00000001b ; Bit indicating button 3.
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MOVEMENT_BIT EQU 01000000b ; Bit indicating movement.
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INPORT_FIRST_PORT EQU 23Ch ; Address of primary InPort.
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INPORT_LAST_PORT EQU 230h ; Address of secondary InPort.
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MACH20_IRQ EQU 0Ch ; IRQ used for Mach 20 InPort
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; under Mach 20 OS/2.
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;****************************************************************
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; B U S D E F I N I T I O N S *
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;****************************************************************
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; Since the Adaptor for the bus mouse is based on an 8255A, we have to
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; program the 8255A properly in order to function. We need to select:
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;
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; Mode 0 (for all ports).
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; Port A (input - this allows us to read information from the ALPS
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; chip and from the buttons)
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; Port B (output - this allows us to write a value there and then
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; read it back in. It is not connected to anything)
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; Port C, upper half (output - this allows us to send control
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; information to the ALPS chip)
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; Port C, lower half (input - this allows us to poll the current states
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; of IRQs 2, 3, 4, and 5)
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;
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; The value that does this is
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;
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; 10010001
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; ||||||||----- Port C Lower is input
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; |||||||------ Port B is output
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; ||||||------- Mode 0 for Group B (Port B and lower half of Port C)
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; |||||-------- Port C Upper is output
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; ||||--------- Port A is input
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; |------------ Mode 0 for Group A (Port A and upper half of Port C)
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; ------------- Mode set control word
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;
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BUS_MOUSE_BASE EQU 023Ch ; Base I/O addr of bus mouse.
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BUS_DATA EQU BUS_MOUSE_BASE ; Port where mouse data is read from.
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BUS_SIG EQU BUS_MOUSE_BASE + 1 ; Port unused for mouse, used for de-
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; termining existence of bus adaptor.
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BUS_CONTROL EQU BUS_MOUSE_BASE + 2 ; Port used to control adaptor.
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BUS_INIT EQU BUS_MOUSE_BASE + 3 ; Port used to init bus adaptor.
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BUS_INIT_VALUE EQU 10010001b ; Value used to init bus adaptor.
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LOW_X EQU 090h ; Cmd to read low 4 bits of delta X
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HI_X EQU 0B0h ; Cmd to read high 2 bits of delta X
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LOW_Y EQU 0D0h ; Cmd to read low 4 bits of delta Y
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HI_Y EQU 0F0h ; Cmd to read high 2 bits of delta Y
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;************************************************************************
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; S E R I A L D E F I N I T I O N S *
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;************************************************************************
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SERIAL_PACKETSIZE EQU 3 ; Bytes in a packet of data.
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SYNC_BIT EQU 40H ; Bit 6 is the sync bit
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;
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; These are the offsets within the COM chip of the various registers.
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;
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TXB EQU 0 ; Transmit buffer
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RXB EQU 0 ; Receive buffer
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LATLSB EQU 0 ; Divisor latch, LSB
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LATMSB EQU 1 ; Divisor latch, MSB
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IER EQU 1 ; Interrupt enable register
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IIR EQU 2 ; Interrupt identification register
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LCR EQU 3 ; Line control register
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MCR EQU 4 ; Modem control register
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LSR EQU 5 ; Line status register
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MSR EQU 6 ; Modem status register
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IFDEF NEC_98
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BASE_8251_NEC EQU 30h ; Base I/O address of 8251 serial controller
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BASE_16550_NEC EQU 238h ; Base I/O address of 16550 serial controller
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DATA_8251 EQU BASE_8251_NEC ; Port used to data read/write.
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MODE_8251 EQU BASE_8251_NEC + 2 ; Port used to set mode.
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COMMAND_8251 EQU BASE_8251_NEC + 2 ; Port used to write command.
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STATUS_8251 EQU BASE_8251_NEC + 2 ; Port used to read status.
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SIGNAL_READ_8251 EQU BASE_8251_NEC + 3 ; Port used to read signal.
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MASK_8251 EQU BASE_8251_NEC + 5 ; Port used to set mask.
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BAUD_MODE_NEC EQU 77h ; Port used to set mode for baud rate.
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BAUD_COUNT_NEC EQU 75h ; Port used to write baud rate.
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SPEAKER_CONTROL_PORT EQU 37h
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SPEAKER_OFF EQU 07h
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SPEAKER_ON EQU 06h
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WAIT1S EQU 90000h
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ENDIF ;NEC_98
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;
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; These give the number of milliseconds to wait while waiting for the serial
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; mouse to reset itself. We will first use the value given by SHORTDELAY
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; and if that fails, we will then use the value given by LONGDELAY.
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;
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SHORTDELAY EQU 6 ; 350 msecs = 350/55.5 = 6 clock ticks.
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LONGDELAY EQU 18 ; 1000 msecs = 1000/55.5 = 18 clock ticks.
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;
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; These are the values that are written into the divisor latch for the
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; various baud rates. They are obtained by dividing the clock rate
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; (1.8432 MHz) by 16x the desired baud rate.
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;
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DIV_50 EQU 900h
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DIV_75 EQU 600h
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DIV_110 EQU 417h
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DIV_150 EQU 300h
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DIV_300 EQU 180h
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DIV_600 EQU 0C0h
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DIV_1200 EQU 060h
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DIV_1800 EQU 040h
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DIV_2000 EQU 03Ah
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DIV_2400 EQU 030h
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DIV_3600 EQU 020h
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DIV_4800 EQU 018h
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DIV_7200 EQU 010h
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DIV_9600 EQU 00Ch
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;
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;** Interrupt enable masks
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;
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IE_RX EQU 00000001b ; read data available
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IE_TX EQU 00000010b ; transmit buffer empty
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IE_LX EQU 00000100b ; line status change
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IE_MX EQU 00001000b ; modem status change
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;
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;** Line control masks
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;
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LC_BMASK EQU 00000011b ; data bits mask
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LC_BITS5 EQU 00000000b ; 5 data bits
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LC_BITS6 EQU 00000001b ; 6 data bits
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LC_BITS7 EQU 00000010b ; 7 data bits
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LC_BITS8 EQU 00000011b ; 8 data bits
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LC_SMASK EQU 00000100b ; stop bits mask
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LC_STOP1 EQU 00000000b ; 1 stop bit
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LC_STOP2 EQU 00000100b ; 2 stop bits (1.5 if 5 data bits)
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LC_PMASK EQU 00111000b ; parity mask
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LC_PNONE EQU 00000000b ; none parity
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LC_PODD EQU 00001000b ; odd parity
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LC_PEVEN EQU 00011000b ; even parity
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LC_PMARK EQU 00101000b ; mark parity
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LC_PSPACE EQU 00111000b ; space parity
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LC_BREAK EQU 01000000b ; transmit break
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LC_DLAB EQU 10000000b ; divisor latch access bit
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LC_MASK EQU 01111111b ; documented line control register bits
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;
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;** Modem control register masks
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;
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MC_DTR EQU 00000001b ; data terminal ready
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MC_RTS EQU 00000010b ; request to send
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MC_OUT1 EQU 00000100b ; output 1
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MC_OUT2 EQU 00001000b ; output 2
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MC_LOOP EQU 00010000b ; loopback mode
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;
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;** Line status register masks
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;
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LS_DR EQU 00000001b ; data ready
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LS_OERR EQU 00000010b ; overrun error
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LS_PERR EQU 00000100b ; parity error
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LS_FERR EQU 00001000b ; framing error
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LS_BI EQU 00010000b ; break interrupt
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LS_THRE EQU 00100000b ; TX holding register empty
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LS_TSRE EQU 01000000b ; TX shift register empty
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;
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;** Modem status register definitions:
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;
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MS_DCTS EQU 00000001b ; delta clear to send
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MS_DDSR EQU 00000010b ; delta data set ready
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MS_TERI EQU 00000100b ; trailing edge of ring indicator
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MS_DDCD EQU 00001000b ; delta receiver line signal detect
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MS_CTS EQU 00010000b ; clear to send
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MS_DSR EQU 00100000b ; data set ready
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MS_RI EQU 01000000b ; ring indicator
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MS_DCD EQU 10000000b ; receiver line signal detect
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;************************************************************************
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; 8 2 5 9 A D E F I N I T I O N S *
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;************************************************************************
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MASTER_MASK_ADDR EQU 021h ; Master's mask register addr.
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SLAVE_MASK_ADDR EQU 0A1h ; Slave's mask register addr.
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IRQS_PER_8259 EQU 8 ; # IRQs on each 8259A.
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SELECT_IRR EQU 0Ah ; Selects int request register.
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SELECT_ISR EQU 0Bh ; Selects in service register.
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;****************************************************************
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; P S / 2 D E F I N I T I O N S *
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;****************************************************************
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PS2_IRQ EQU 0Ch ; Always IRQ 12 for PS/2 mouse.
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PS2_IRQ_MASK EQU 00010000b ; Bit mask for IRQ 12.
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PS2_PACKETSIZE EQU 3 ; Bytes in a packet of data.
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DX_SIGN EQU 00010000b ; Bit 4 is dx sign bit in status byte
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DY_SIGN EQU 00100000b ; Bit 5 is dy sign bit in status byte
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PS2_25PPI EQU 0 ; Value to set resolution to 25 ppi.
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PS2_50PPI EQU 1 ; Value to set resolution to 50 ppi.
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PS2_100PPI EQU 2 ; Value to set resolution to 100 ppi.
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PS2_200PPI EQU 3 ; Value to set resolution to 200 ppi.
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MOUSE_RESET EQU 0FFh ; Reset mouse command
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MOUSE_RESEND EQU 0FEh ; Resend data to mouse
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MOUSE_DIAG_ERR EQU 0FCh ; Error on mouse diagnostics
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MOUSE_ACK EQU 0FAh ; Acknowledge
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MOUSE_DEFAULT EQU 0F6h
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MOUSE_DISABLE EQU 0F5h ; Disable Mouse command
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MOUSE_ENABLE EQU 0F4h ; Enable Mouse command
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MOUSE_RATE EQU 0F3h ; Set sampling rate
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MOUSE_READ_TYPE EQU 0F2h ; Read device type
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MOUSE_REMOTE EQU 0F0h ; Set remote mode
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MOUSE_ECHO EQU 0EEh ; Set wrap mode
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MOUSE_KILL_ECHO EQU 0ECh ; reset wrap mode
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MOUSE_READDATA EQU 0EBh ; Read mouse data
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MOUSE_STREAM EQU 0EAh ; Set stream mode
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MOUSE_STATUS EQU 0E9h ; Status Request
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MOUSE_RESOLUTION EQU 0E8h ; Set Resolution
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MOUSE_SCALE_2_1 EQU 0E7h ; Set scaling 2 to 1
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MOUSE_SCALE_1_1 EQU 0E6h ; Set scaling 1 to 1
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MOUSE_DIAG_OK EQU 0AAh ; Diagnostics ok
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MOUSE_DIAG_ID EQU 000h ; Diagnostic ID number
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;
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; The following codes are specific to the Microsoft PS/2 mouse
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;
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MOUSE_MS_VERS EQU 052h ; Read current firmware version number
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MOUSE_MS_INPORT EQU 056h ; Read raw InPort data
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MOUSE_MS_DIAG EQU 059h ; enter MS diagnostices mode
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MOUSE_MS_READRAM EQU 05Bh ; read ram byte
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;****************************************************************
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; 8 0 4 2 D E F I N I T I O N S *
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;****************************************************************
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;
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; 8042 port definitions.
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;
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DATA_8042 EQU 60h ; Port where data is sent to/from 8042.
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CONTROL_8042 EQU 64h ; Port where commands are sent to 8042.
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STATUS_8042 EQU 64h ; Port where status is read from 8042.
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CRT_DATA_SEG EQU 40H ; ROM BIOS CRT Data Segment Address
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;
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; Status register bit definitions.
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;
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OUTPUT_BUFFER_FULL EQU 01h ; 8042's output buffer is full.
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INPUT_BUFFER_FULL EQU 02h ; 8042's input buffer is full.
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AUX_OUTPUT_BUFFER_FULL EQU 20h ; 8042's aux output buffer is full.
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;
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; Command byte bit definitions.
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;
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AUX_DISABLED EQU 20h ; Auxiliary interface is disabled.
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AUX_INT_ENABLE EQU 02h ; Auxiliary interrupts are enabled.
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KBD_INT_ENABLE EQU 01H ; Keyboard interrupt enabled.
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;
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; 8042 commands.
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;
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CMD8042_READ_CMD EQU 020h ; Read command byte.
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CMD8042_WRITE_CMD EQU 060h ; Write command byte.
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CMD8042_DISABLE_AUX EQU 0A7h ; Disable auxiliary interface.
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CMD8042_ENABLE_AUX EQU 0A8h ; Enable auxiliary interface.
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CMD8042_TEST_AUX EQU 0A9h ; Test auxiliary interface.
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CMD8042_DISABLE_KBD EQU 0ADh ; Disable keyboard.
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CMD8042_ENABLE_KBD EQU 0AEh ; Enable keyboard.
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CMD8042_WRITE_AUX EQU 0D4h ; Send data to auxiliary device.
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