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162 lines
4.9 KiB
C
162 lines
4.9 KiB
C
/*
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* BIOS interrupt 15h handler
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*
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* Copyright 1997 Jan Willamowius
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdlib.h>
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#include "dosexe.h"
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#include "wine/debug.h"
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#include "wine/winbase16.h"
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WINE_DEFAULT_DEBUG_CHANNEL(int);
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/**********************************************************************
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* DOSVM_Int15Handler
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*
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* Handler for int 15h
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*/
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void WINAPI DOSVM_Int15Handler( CONTEXT86 *context )
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{
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switch(AH_reg(context))
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{
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case 0x4f: /*catch keyboard*/
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FIXME("INT15: intercept keyboard not handled yet\n");
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break;
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case 0x83: /* start timer*/
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switch(AL_reg(context))
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{
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case 0x00: /* Start Timer*/
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FIXME("INT15: Start Timer not handled yet\n");
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break;
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case 0x01: /* stop timer*/
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FIXME("INT15: Stop Timer not handled yet\n");
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break;
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}
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break;
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case 0x84: /* read joystick information */
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FIXME("Read joystick information not implemented\n");
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/* FIXME: report status as if no game port exists */
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switch(DX_reg(context))
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{
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case 0x0: /* read joystick switches */
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SET_AL( context, 0x0 ); /* all switches open */
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break;
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case 0x1: /* read joystick position */
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SET_AX( context, 0x0 );
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SET_BX( context, 0x0 );
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SET_CX( context, 0x0 );
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SET_DX( context, 0x0 );
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break;
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default:
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INT_BARF( context, 0x15 );
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break;
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}
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RESET_CFLAG(context);
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break;
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case 0x85: /* sysreq - key used*/
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FIXME("INT15: SysReq - Key not handled yet\n");
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break;
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case 0x86: /* wait*/
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FIXME("INT15: Wait not correctly handled yet\n");
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if ( AL_reg( context ) != 0x00 ) ERR("Invalid Input to Int15 function 0x86h AL != 0x00\n");
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break;
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case 0x87: /* move memory regions*/
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FIXME("INT15: Move memory regions not implemented\n");
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break;
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case 0x88: /* get size of memory above 1 M */
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SET_AX( context, 64 ); /* FIXME: are 64K ok? */
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RESET_CFLAG(context);
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break;
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case 0x89: /* Switch to protected mode*/
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FIXME("INT15: switching to protected mode not supported\n");
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break;
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case 0x90:/* OS hook - Device busy*/
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FIXME("INT15: OS hook - device busy\n");
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break;
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case 0x91: /* OS hook - Device post*/
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FIXME("INT15: OS hook - device post\n");
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break;
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case 0xc0: /* GET CONFIGURATION */
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if (ISV86(context))
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{
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/* real mode segment */
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context->SegEs = 0xf000;
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}
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else
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{
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/* KERNEL.194: __F000H - protected mode selector */
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FARPROC16 proc = GetProcAddress16( GetModuleHandle16("KERNEL"),
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(LPCSTR)(ULONG_PTR)194 );
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context->SegEs = LOWORD(proc);
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}
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SET_BX( context, 0xe6f5 );
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SET_AH( context, 0x0 );
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RESET_CFLAG(context);
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break;
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case 0xc2:
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switch(AL_reg(context))
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{
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case 0x00: /* Enable-Disable Pointing Device (mouse) */
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/* BH = newstate, 00h = disabled 01h = enabled */
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switch(BH_reg(context))
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{
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case 0x00:
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FIXME("Disable Pointing Device - not implemented\n");
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break;
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case 0x01:
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FIXME("Enable Pointing Device - not implemented\n");
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break;
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default:
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INT_BARF( context, 0x15 );
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break;
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}
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SET_AH( context, 0x00 ); /* successful */
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break;
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case 0x02: /* Set Sampling Rate */
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/* BH = sampling rate */
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FIXME("Set Sampling Rate - not implemented\n");
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SET_AH( context, 0x00 ); /* successful */
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break;
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case 0x04: /* Get Pointing Device Type */
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FIXME("Get Pointing Device Type - not implemented\n");
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/* FIXME: BH = Device id, What is it supposed to be? */
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SET_BH( context, 0x01 );
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break;
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default:
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INT_BARF( context, 0x15 );
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}
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break;
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case 0xc3: /* set carry flag, so BorlandRTM doesn't assume a Vectra/PS2*/
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FIXME("INT15: 0xc3\n");
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SET_AH( context , 0x86 );
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break;
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case 0xc4: /* BIOS POS Program option select */
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FIXME("INT15: option 0xc4 not handled!\n");
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break;
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default:
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INT_BARF( context, 0x15 );
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}
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}
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