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author | marha <marha@users.sourceforge.net> | 2010-06-11 12:14:52 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2010-06-11 12:14:52 +0000 |
commit | 4c61bf84b11e26e6f22648668c95ea760a379163 (patch) | |
tree | 0ac762ab2815eae283dded7447ad7cb5a54b926a /xorg-server/hw/xfree86/os-support/shared/bios_devmem.c | |
parent | e1dabd2ce8be0d70c6c15353b58de256129dfd1f (diff) | |
download | vcxsrv-4c61bf84b11e26e6f22648668c95ea760a379163.tar.gz vcxsrv-4c61bf84b11e26e6f22648668c95ea760a379163.tar.bz2 vcxsrv-4c61bf84b11e26e6f22648668c95ea760a379163.zip |
xserver git update 11/6/2010
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/shared/bios_devmem.c')
-rw-r--r-- | xorg-server/hw/xfree86/os-support/shared/bios_devmem.c | 150 |
1 files changed, 75 insertions, 75 deletions
diff --git a/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c b/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c index 67a14f5d6..4699fcb88 100644 --- a/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c +++ b/xorg-server/hw/xfree86/os-support/shared/bios_devmem.c @@ -1,75 +1,75 @@ -/* - * Copyright 1993 by David Wexelblat <dwex@goblin.org> - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of David Wexelblat not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. David Wexelblat makes no representations - * about the suitability of this software for any purpose. It is provided - * "as is" without express or implied warranty. - * - * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - * - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <X11/X.h> -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86_OSlib.h" -#include <string.h> - -/* - * Read BIOS via /dev/mem. - */ - -#ifndef DEV_MEM -# define DEV_MEM "/dev/mem" -#endif - -int -xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf, - int Len) -{ - int fd; - -#ifdef __ia64__ - if ((fd = open(DEV_MEM, O_RDONLY | O_SYNC)) < 0) -#else - if ((fd = open(DEV_MEM, O_RDONLY)) < 0) -#endif - { - xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n", - DEV_MEM, strerror(errno)); - return(-1); - } - - if (lseek(fd, (Base+Offset), SEEK_SET) < 0) - { - xf86Msg(X_WARNING, "xf86ReadBIOS: %s seek failed (%s)\n", - DEV_MEM, strerror(errno)); - close(fd); - return(-1); - } - if (read(fd, Buf, Len) != Len) - { - xf86Msg(X_WARNING, "xf86ReadBIOS: %s read failed (%s)\n", - DEV_MEM, strerror(errno)); - close(fd); - return(-1); - } - close(fd); - return(Len); -} +/*
+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of David Wexelblat not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. David Wexelblat makes no representations
+ * about the suitability of this software for any purpose. It is provided
+ * "as is" without express or implied warranty.
+ *
+ * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "xf86_OSlib.h"
+#include <string.h>
+
+/*
+ * Read BIOS via /dev/mem.
+ */
+
+#ifndef DEV_MEM
+# define DEV_MEM "/dev/mem"
+#endif
+
+int
+xf86ReadBIOS(unsigned long Base, unsigned long Offset, unsigned char *Buf,
+ int Len)
+{
+ int fd;
+
+#ifdef __ia64__
+ if ((fd = open(DEV_MEM, O_RDONLY | O_SYNC)) < 0)
+#else
+ if ((fd = open(DEV_MEM, O_RDONLY)) < 0)
+#endif
+ {
+ xf86Msg(X_WARNING, "xf86ReadBIOS: Failed to open %s (%s)\n",
+ DEV_MEM, strerror(errno));
+ return -1;
+ }
+
+ if (lseek(fd, (Base+Offset), SEEK_SET) < 0)
+ {
+ xf86Msg(X_WARNING, "xf86ReadBIOS: %s seek failed (%s)\n",
+ DEV_MEM, strerror(errno));
+ close(fd);
+ return -1;
+ }
+ if (read(fd, Buf, Len) != Len)
+ {
+ xf86Msg(X_WARNING, "xf86ReadBIOS: %s read failed (%s)\n",
+ DEV_MEM, strerror(errno));
+ close(fd);
+ return -1;
+ }
+ close(fd);
+ return Len;
+}
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