Rename Direct I/O library to DirectHW

The Direct I/O library for Mac OS X is now called DirectHW to make sure
people can find it via an internet search.

DirectIO was a generic name for a concept and thus not a good
distinguisher for a library.

Corresponding to flashrom svn r1198.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Idwer Vollering <vidwer@gmail.com>

Makefile

@@ -42,6 +42,7 @@ STRIP_ARGS = -s
 endif
 ifeq ($(OS_ARCH), Darwin)
 CPPFLAGS += -I/opt/local/include -I/usr/local/include
+# DirectIO framework can be found in the DirectHW library.
 LDFLAGS += -framework IOKit -framework DirectIO -L/opt/local/lib -L/usr/local/lib
 endif
 ifeq ($(OS_ARCH), FreeBSD)

README

@@ -87,8 +87,8 @@ To compile on OpenBSD, use:
 
 To compile and run on Darwin/Mac OS X:
 
- Install DirectIO from coresystems GmbH.
- DirectIO is available at http://www.coresystems.de/en/directio.
+ Install DirectHW from coresystems GmbH.
+ DirectHW is available at http://www.coresystems.de/en/directhw .
 
 To cross-compile on Linux for DOS:
 

cbtable.c

@@ -203,7 +203,7 @@ int coreboot_init(void)
 	struct lb_record *rec, *last;
 
 #ifdef __DARWIN__
-	/* This is a hack. DirectIO fails to map physical address 0x00000000.
+	/* This is a hack. DirectHW fails to map physical address 0x00000000.
 	 * Why?
 	 */
 	start = 0x400;

hwaccess.h

@@ -193,6 +193,7 @@ cpu_to_be(64)
   #define INL(x) __extension__ ({ u_int inl_tmp = (x); inl(inl_tmp); })
 #else
 #if defined(__DARWIN__)
+    /* Header is part of the DirectHW library. */
     #include <DirectIO/darwinio.h>
     #define off64_t off_t
     #define lseek64 lseek