PERFORCE change 209413 for review

[Robert Watson]

http://p4web.freebsd.org/@@209413?ac=10

Change 209413 by rwatson at rwatson_svr_ctsrd_mipsbuild on 2012/04/11 12:27:52

	Although the CSD field of the Altera SD Card softc is implicitly
	aligned in practice, document the alignment requirement explicitly.

Affected files ...

.. //depot/projects/ctsrd/beribsd/src/sys/dev/altera/sdcard/altera_sdcard.h#9 edit

Differences ...

==== //depot/projects/ctsrd/beribsd/src/sys/dev/altera/sdcard/altera_sdcard.h#9 (text+ko) ====

@@ -34,7 +34,7 @@
 #define	ALTERA_SDCARD_CSD_SIZE	16
 struct altera_sdcard_csd {
 	uint8_t		 csd_data[ALTERA_SDCARD_CSD_SIZE];
-};
+} __aligned(2);		/* CSD is read in 16-bit chunks, so align to match. */
 
 struct altera_sdcard_softc {
 	device_t		 as_dev;