Date: Wed, 25 Apr 2012 01:24:39 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r234663 - head/sys/dev/ath Message-ID: <201204250124.q3P1OdZh073381@svn.freebsd.org>
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Author: adrian Date: Wed Apr 25 01:24:39 2012 New Revision: 234663 URL: http://svn.freebsd.org/changeset/base/234663 Log: Add a note that explains what the current state of the register byte order macros are. Modified: head/sys/dev/ath/ah_osdep.h Modified: head/sys/dev/ath/ah_osdep.h ============================================================================== --- head/sys/dev/ath/ah_osdep.h Tue Apr 24 21:38:41 2012 (r234662) +++ head/sys/dev/ath/ah_osdep.h Wed Apr 25 01:24:39 2012 (r234663) @@ -75,6 +75,10 @@ struct ath_hal; * domain registers are not byte swapped! Thus, on big-endian * platforms we have to explicitly byte-swap those registers. * OS_REG_UNSWAPPED identifies the registers that need special handling. + * + * This is not currently used by the FreeBSD HAL osdep code; the HAL + * currently does not configure hardware byteswapping for register space + * accesses and instead does it through the FreeBSD bus space code. */ #if _BYTE_ORDER == _BIG_ENDIAN #define OS_REG_UNSWAPPED(_reg) \
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