source: trunk/src/kernel32/hmdevio.cpp@ 2802

Last change on this file since 2802 was 2802, checked in by sandervl, 26 years ago

Added new logging feature
File size: 11.4 KB
Line 
1/* $Id: hmdevio.cpp,v 1.2 2000-02-16 14:23:59 sandervl Exp $ */
2
3/*
4 * Win32 Device IOCTL API functions for OS/2
5 *
6 * Copyright 1998 Sander van Leeuwen
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12#define INCL_DOSPROFILE
13#define INCL_DOSDEVICES
14#define INCL_DOSDEVIOCTL
15#define INCL_GPI
16#define INCL_DOSFILEMGR /* File Manager values */
17#define INCL_DOSERRORS /* DOS Error values */
18#define INCL_DOSPROCESS /* DOS Process values */
19#define INCL_DOSMISC /* DOS Miscellanous values */
20#include <os2wrap.h> //Odin32 OS/2 api wrappers
21#include <string.h>
22
23#include <win32type.h>
24#include <misc.h>
25#include "hmdevio.h"
26#include "cio.h"
27#include "map.h"
28#include "exceptutil.h"
29
30#define DBG_LOCALLOG DBG_hmdevio
31#include "dbglocal.h"
32
33static fX86Init = FALSE;
34//SvL: Used in iccio.asm (how can you put these in the .asm data segment without messing things up?)
35ULONG ioentry = 0;
36USHORT gdt = 0;
37char devname[] = "/dev/fastio$";
38
39static BOOL GpdDevIOCtl(HANDLE hDevice, DWORD dwIoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped);
40static BOOL MAPMEMIOCtl(HANDLE hDevice, DWORD dwIoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped);
41static BOOL FXMEMMAPIOCtl(HANDLE hDevice, DWORD dwIoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped);
42
43static WIN32DRV knownDriver[] =
44 {{"\\\\.\\GpdDev", "", TRUE, 666, GpdDevIOCtl},
45 { "\\\\.\\MAPMEM", "PMAP$", FALSE, 0, MAPMEMIOCtl},
46 { "FXMEMMAP.VXD", "PMAP$", FALSE, 0, FXMEMMAPIOCtl}};
47
48static int nrKnownDrivers = sizeof(knownDriver)/sizeof(WIN32DRV);
49
50//******************************************************************************
51//******************************************************************************
52void RegisterDevices()
53{
54 HMDeviceDriver *driver;
55 DWORD rc;
56
57 for(int i=0;i<nrKnownDrivers;i++)
58 {
59 driver = new HMDeviceDriver(knownDriver[i].szWin32Name,
60 knownDriver[i].szOS2Name,
61 knownDriver[i].fCreateFile,
62 knownDriver[i].devIOCtl);
63
64 rc = HMDeviceRegister(knownDriver[i].szWin32Name, driver);
65 if (rc != NO_ERROR) /* check for errors */
66 dprintf(("KERNEL32:RegisterDevices: registering %s failed with %u.\n",
67 knownDriver[i].szWin32Name, rc));
68 }
69 return;
70}
71//******************************************************************************
72//******************************************************************************
73HMDeviceDriver::HMDeviceDriver(LPCSTR lpDeviceName, LPSTR lpOS2DevName, BOOL fCreate,
74 WINIOCTL pDevIOCtl)
75 : HMDeviceKernelObjectClass(lpDeviceName)
76{
77 this->fCreateFile = fCreateFile;
78 this->szOS2Name = lpOS2DevName;
79 this->devIOCtl = pDevIOCtl;
80}
81//******************************************************************************
82//******************************************************************************
83DWORD HMDeviceDriver::CreateFile (LPCSTR lpFileName,
84 PHMHANDLEDATA pHMHandleData,
85 PVOID lpSecurityAttributes,
86 PHMHANDLEDATA pHMHandleDataTemplate)
87{
88 APIRET rc;
89 HFILE hfFileHandle = 0L; /* Handle for file being manipulated */
90 ULONG ulAction = 0; /* Action taken by DosOpen */
91 ULONG sharetype = 0;
92
93 if(pHMHandleData->dwAccess & (GENERIC_READ | GENERIC_WRITE))
94 sharetype |= OPEN_ACCESS_READWRITE;
95 else
96 if(pHMHandleData->dwAccess & GENERIC_WRITE)
97 sharetype |= OPEN_ACCESS_WRITEONLY;
98
99 if(pHMHandleData->dwShare == 0)
100 sharetype |= OPEN_SHARE_DENYREADWRITE;
101 else
102 if(pHMHandleData->dwShare & (FILE_SHARE_READ | FILE_SHARE_WRITE))
103 sharetype |= OPEN_SHARE_DENYNONE;
104 else
105 if(pHMHandleData->dwShare & FILE_SHARE_WRITE)
106 sharetype |= OPEN_SHARE_DENYREAD;
107 else
108 if(pHMHandleData->dwShare & FILE_SHARE_READ)
109 sharetype |= OPEN_SHARE_DENYWRITE;
110
111 rc = DosOpen( szOS2Name, /* File path name */
112 &hfFileHandle, /* File handle */
113 &ulAction, /* Action taken */
114 0,
115 FILE_NORMAL,
116 FILE_OPEN,
117 sharetype,
118 0L); /* No extended attribute */
119
120 dprintf(("DosOpen %s returned %d\n", szOS2Name, rc));
121
122 if(rc == NO_ERROR) {
123 pHMHandleData->hHMHandle = hfFileHandle;
124 return (NO_ERROR);
125 }
126 else return(rc);
127}
128//******************************************************************************
129//******************************************************************************
130DWORD HMDeviceDriver::CloseHandle(PHMHANDLEDATA pHMHandleData)
131{
132 return DosClose(pHMHandleData->hHMHandle);
133}
134//******************************************************************************
135//******************************************************************************
136BOOL HMDeviceDriver::DeviceIoControl(PHMHANDLEDATA pHMHandleData, DWORD dwIoControlCode,
137 LPVOID lpInBuffer, DWORD nInBufferSize,
138 LPVOID lpOutBuffer, DWORD nOutBufferSize,
139 LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped)
140{
141 return devIOCtl(pHMHandleData->hHMHandle, dwIoControlCode, lpInBuffer, nInBufferSize,
142 lpOutBuffer, nOutBufferSize, lpBytesReturned, lpOverlapped);
143}
144//******************************************************************************
145//******************************************************************************
146static BOOL GpdDevIOCtl(HANDLE hDevice, DWORD dwIoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped)
147{
148 ULONG port, val = 0;
149
150 if(fX86Init == FALSE) {
151 if(io_init() == 0)
152 fX86Init = TRUE;
153 else return(FALSE);
154 }
155
156 *lpBytesReturned = 0;
157
158 port = ((GENPORT_WRITE_INPUT *)lpInBuffer)->PortNumber;
159
160 switch((dwIoControlCode >> 2) & 0xFFF) {
161 case IOCTL_GPD_READ_PORT_UCHAR:
162 if(nOutBufferSize < sizeof(char))
163 return(FALSE);
164
165 val = c_inb(port);
166 *(char *)lpOutBuffer = val;
167 *lpBytesReturned = sizeof(char);
168 break;
169 case IOCTL_GPD_READ_PORT_USHORT:
170 if(nOutBufferSize < sizeof(USHORT))
171 return(FALSE);
172
173 val = c_inw(port);
174 *(USHORT *)lpOutBuffer = val;
175 *lpBytesReturned = sizeof(USHORT);
176 break;
177 case IOCTL_GPD_READ_PORT_ULONG:
178 if(nOutBufferSize < sizeof(ULONG))
179 return(FALSE);
180
181 val = c_inl(port);
182 *(ULONG *)lpOutBuffer = val;
183 *lpBytesReturned = sizeof(ULONG);
184 break;
185 case IOCTL_GPD_WRITE_PORT_UCHAR:
186 val = ((GENPORT_WRITE_INPUT *)lpInBuffer)->CharData;
187 c_outb(port, val);
188 break;
189 case IOCTL_GPD_WRITE_PORT_USHORT:
190 val = ((GENPORT_WRITE_INPUT *)lpInBuffer)->ShortData;
191 c_outw(port, val);
192 break;
193 case IOCTL_GPD_WRITE_PORT_ULONG:
194 val = ((GENPORT_WRITE_INPUT *)lpInBuffer)->LongData;
195 c_outl(port, val);
196 break;
197 default:
198 dprintf(("GpdDevIOCtl unknown func %X\n", (dwIoControlCode >> 2) & 0xFFF));
199 return(FALSE);
200 }
201
202 return(TRUE);
203}
204//******************************************************************************
205//******************************************************************************
206static BOOL MAPMEMIOCtl(HANDLE hDevice, DWORD dwIoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped)
207{
208 PHYSICAL_MEMORY_INFO *meminfo = (PHYSICAL_MEMORY_INFO *)lpInBuffer;
209 struct map_ioctl memmap;
210
211 *lpBytesReturned = 0;
212
213 switch((dwIoControlCode >> 2) & 0xFFF) {
214 case IOCTL_MAPMEM_MAP_USER_PHYSICAL_MEMORY:
215 if(nInBufferSize != sizeof(PHYSICAL_MEMORY_INFO))
216 return(FALSE);
217
218 memmap.a.phys = meminfo->BusAddress.u.LowPart;
219 memmap.size = meminfo->Length;
220 dprintf(("DeviceIoControl map phys address %X length %X\n", memmap.a.phys, memmap.size));
221 if(mpioctl((HFILE)hDevice, IOCTL_MAP, &memmap) == -1) {
222 dprintf(("mpioctl failed!\n"));
223 return(FALSE);
224 }
225
226 dprintf(("DeviceIoControl map virt address = %X\n", memmap.a.user));
227 *(ULONG *)lpOutBuffer = (ULONG)memmap.a.user;
228 break;
229 case IOCTL_MAPMEM_UNMAP_USER_PHYSICAL_MEMORY:
230 dprintf(("Unmap mapping %X\n", *(ULONG *)lpInBuffer));
231 memmap.a.phys = *(ULONG *)lpInBuffer;
232 memmap.size = 0;
233 if(mpioctl((HFILE)hDevice, IOCTL_MAP, &memmap) == -1)
234 return(FALSE);
235 break;
236 default:
237 dprintf(("MAPMEMIOCtl unknown func %X\n", (dwIoControlCode >> 2) & 0xFFF));
238 return(FALSE);
239 }
240
241 return(TRUE);
242}
243//******************************************************************************
244//******************************************************************************
245static BOOL FXMEMMAPIOCtl(HANDLE hDevice, DWORD dwIoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped)
246{
247 struct map_ioctl memmap;
248 MAPDEVREQUEST *vxdmem = (MAPDEVREQUEST *)lpInBuffer;
249
250 switch(dwIoControlCode) {
251 case 1:
252 break;
253 case 2:
254 memmap.a.phys = (DWORD)vxdmem->mdr_PhysicalAddress;
255 memmap.size = vxdmem->mdr_SizeInBytes;
256 dprintf(("DeviceIoControl map phys address %X length %X\n", memmap.a.phys, memmap.size));
257 if(mpioctl((HFILE)hDevice, IOCTL_MAP, &memmap) == -1) {
258 dprintf(("mpioctl failed!\n"));
259 return(FALSE);
260 }
261
262 dprintf(("DeviceIoControl map virt address = %X\n", memmap.a.user));
263 vxdmem->mdr_LinearAddress = (PVOID)memmap.a.user;
264 break;
265 default:
266 dprintf(("FXMEMMAPIOCtl unknown func %X\n", (dwIoControlCode >> 2) & 0xFFF));
267 return(FALSE);
268 }
269
270 return(TRUE);
271}
272//******************************************************************************
273//******************************************************************************
274BOOL WIN32API QueryPerformanceCounter(LARGE_INTEGER *lpPerformanceCount)
275{
276 QWORD time;
277 APIRET rc;
278
279 rc = DosTmrQueryTime(&time);
280 if(rc) {
281 dprintf(("DosTmrQueryTime returned %d\n", rc));
282 return(FALSE);
283 }
284 lpPerformanceCount->u.LowPart = time.ulLo;
285 lpPerformanceCount->u.HighPart = time.ulHi;
286 return(TRUE);
287}
288//******************************************************************************
289//******************************************************************************
290BOOL WIN32API QueryPerformanceFrequency(LARGE_INTEGER *lpFrequency)
291{
292 APIRET rc;
293 ULONG freq;
294
295 rc = DosTmrQueryFreq(&freq);
296 if(rc) {
297 dprintf(("DosTmrQueryFreq returned %d\n", rc));
298 return(FALSE);
299 }
300 lpFrequency->u.LowPart = freq;
301 lpFrequency->u.HighPart = 0;
302 dprintf2(("QueryPerformanceFrequency returned 0x%X%X\n", lpFrequency->u.HighPart, lpFrequency->u.LowPart));
303 return(TRUE);
304}
305//******************************************************************************
306//******************************************************************************
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