diff options
Diffstat (limited to 'vidix/sysdep/pci_os2.c')
| -rw-r--r-- | vidix/sysdep/pci_os2.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/vidix/sysdep/pci_os2.c b/vidix/sysdep/pci_os2.c index 5e19463820..2dc678c148 100644 --- a/vidix/sysdep/pci_os2.c +++ b/vidix/sysdep/pci_os2.c @@ -37,7 +37,7 @@ static __inline__ int enable_os_io(void) ULONG dlen,action; APIRET rc; static char *ioDrvPath = "/dev/fastio$"; - + if (DosOpen((PSZ)ioDrvPath, (PHFILE)&hfd, (PULONG)&action, (ULONG)0, FILE_SYSTEM, FILE_OPEN, OPEN_SHARE_DENYNONE|OPEN_FLAGS_NOINHERIT|OPEN_ACCESS_READONLY, @@ -47,9 +47,9 @@ static __inline__ int enable_os_io(void) return 42; } callgate[0] = callgate[1] = 0; - + /* Get callgate from driver for fast io to ports and other stuff */ - + rc = DosDevIOCtl(hfd, (ULONG)0x76, (ULONG)0x64, NULL, 0, NULL, (ULONG*)&callgate[2], sizeof(USHORT), &dlen); @@ -59,14 +59,14 @@ static __inline__ int enable_os_io(void) DosClose(hfd); return 42; } - + /* Calling callgate with function 13 sets IOPL for the program */ - + __asm__ volatile ("movl $13,%%ebx;.byte 0xff,0x1d;.long _callgate" : /*no outputs */ : /*no inputs */ : "eax","ebx","ecx","edx","cc"); - + DosClose(hfd); return 0; } |