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Better error message on failure to set iopl. (Debian #021)

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Daniel Stone 2005-08-26 06:48:24 +00:00
parent 6d34a2ac8a
commit c937faadd0
1 changed files with 10 additions and 4 deletions
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14
hw/xfree86/os-support/linux/lnx_video.c
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@ -29,6 +29,9 @@
#include <xorg-config.h> #include <xorg-config.h>
#endif #endif
#include <errno.h>
#include <string.h>
#include <X11/X.h> #include <X11/X.h>
#include "input.h" #include "input.h"
#include "scrnintstr.h" #include "scrnintstr.h"
@ -566,11 +569,14 @@ xf86EnableIO(void)
} }
close(fd); close(fd);
#elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__) #elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__)
if (ioperm(0, 1024, 1) || iopl(3)) { if (ioperm(0, 1024, 1) || iopl(3)) {
xf86Msg(X_WARNING, if (errno == ENODEV)
"xf86EnableIOPorts: Failed to set IOPL for I/O\n"); ErrorF("xf86EnableIOPorts: no I/O ports found\n");
else
FatalError("xf86EnableIOPorts: failed to set IOPL"
" for I/O (%s)\n", strerror(errno));
return FALSE; return FALSE;
} }
# if !defined(__alpha__) # if !defined(__alpha__)
ioperm(0x40,4,0); /* trap access to the timer chip */ ioperm(0x40,4,0); /* trap access to the timer chip */
ioperm(0x60,4,0); /* trap access to the keyboard controller */ ioperm(0x60,4,0); /* trap access to the keyboard controller */