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--- xorg-server-1.12.2.orig/hw/xfree86/os-support/linux/lnx_video.c 2012-05-17 19:09:03.000000000 +0200
+++ xorg-server-1.12.2/hw/xfree86/os-support/linux/lnx_video.c 2013-04-30 10:49:01.000000000 +0200
@@ -472,7 +472,7 @@ unmapVidMem(int ScreenNum, pointer Base,
/* I/O Permissions section */
/***************************************************************************/
-#if defined(__powerpc__)
+#if defined(__powerpc__) || defined(__mips__)
volatile unsigned char *ioBase = NULL;
#ifndef __NR_pciconfig_iobase
@@ -484,7 +484,7 @@ volatile unsigned char *ioBase = NULL;
Bool
xf86EnableIO(void)
{
-#if defined(__powerpc__)
+#if defined(__powerpc__) || defined(__mips__)
int fd;
unsigned int ioBase_phys;
#endif
@@ -492,8 +492,12 @@ xf86EnableIO(void)
if (ExtendedEnabled)
return TRUE;
-#if defined(__powerpc__)
+#if defined(__powerpc__) || defined(__mips__)
+#ifdef __powerpc__
ioBase_phys = syscall(__NR_pciconfig_iobase, 2, 0, 0);
+#else
+ ioBase_phys = 0x1fd00000;
+#endif
fd = open("/dev/mem", O_RDWR);
if (ioBase == NULL) {
@@ -511,7 +515,7 @@ xf86EnableIO(void)
#endif
}
close(fd);
-#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__arm__) && !defined(__m32r__) && !defined(__nds32__)
+#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__arm__) && !defined(__m32r__) && !defined(__nds32__)
if (ioperm(0, 1024, 1) || iopl(3)) {
if (errno == ENODEV)
ErrorF("xf86EnableIOPorts: no I/O ports found\n");
@@ -537,10 +541,10 @@ xf86DisableIO(void)
{
if (!ExtendedEnabled)
return;
-#if defined(__powerpc__)
+#if defined(__powerpc__) || defined(__mips__)
munmap(ioBase, 0x20000);
ioBase = NULL;
-#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__) && !defined(__arm__) && !defined(__s390__) && !defined(__m32r__) && !defined(__nds32__)
+#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__sh__) && !defined(__hppa__) && !defined(__arm__) && !defined(__s390__) && !defined(__m32r__) && !defined(__nds32__)
iopl(0);
ioperm(0, 1024, 0);
#endif
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