* The PCI Library -- Access to i386 I/O ports on Windows
*
* Copyright (c) 2004 Alexander Stock <stock.alexander@gmx.de>
+ * Copyright (c) 2006 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#include <io.h>
-#include <conio.h>
#include <windows.h>
+#ifndef __GNUC__
+#include <conio.h>
+#else
+int _outp(unsigned short port, int databyte);
+unsigned short _outpw(unsigned short port, unsigned short dataword);
+unsigned long _outpd(unsigned short port, unsigned long dataword);
+int _inp(unsigned short port);
+unsigned short _inpw(unsigned short port);
+unsigned long _inpd(unsigned short port);
+#endif
+
#define outb(x,y) _outp(y,x)
#define outw(x,y) _outpw(y,x)
#define outl(x,y) _outpd(y,x)
#define inl(x) _inpd(x)
static int
-intel_setup_io(void)
+intel_setup_io(struct pci_access *a)
{
typedef int (*MYPROC)(void);
MYPROC InitializeWinIo;
HMODULE lib;
- intel_iopl_set = 0;
+#ifndef _WIN64
+ /* 16/32-bit non-NT systems allow applications to access PCI I/O ports without any special setup. */
+ OSVERSIONINFOA version;
+ version.dwOSVersionInfoSize = sizeof(version);
+ if (GetVersionExA(&version) && version.dwPlatformId < VER_PLATFORM_WIN32_NT)
+ {
+ a->debug("Detected 16/32-bit non-NT system, skipping NT setup...");
+ return 1;
+ }
+#endif
lib = LoadLibrary("WinIo.dll");
if (!lib)
{
- fprintf(stderr, "libpci: Couldn't load WinIo.dll.\n");
+ a->warning("i386-io-windows: Couldn't load WinIo.dll.");
return 0;
}
/* XXX: Is this really needed? --mj */
InitializeWinIo = (MYPROC) GetProcAddress(lib, "InitializeWinIo");
if (!InitializeWinIo)
{
- fprintf(stderr, "libpci: Couldn't find InitializeWinIo function.\n");
+ a->warning("i386-io-windows: Couldn't find InitializeWinIo function.");
return 0;
}
if (!InitializeWinIo())
{
- fprintf(stderr, "libpci: InitializeWinIo() failed.\n");
+ a->warning("i386-io-windows: InitializeWinIo() failed.");
return 0;
}
}
static inline int
-intel_cleanup_io(void)
+intel_cleanup_io(struct pci_access *a UNUSED)
{
//TODO: DeInitializeWinIo!
return 1;
}
+
+static inline void intel_io_lock(void)
+{
+}
+
+static inline void intel_io_unlock(void)
+{
+}