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Use bswap32() as SCR_BO() macro to avoid unexpected side effects.

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SCR_BO(*src++) caused some trouble.
This commit is contained in:
tsutsui 1999-12-18 07:57:03 +00:00
parent 4d08b56ebd
commit 7374a44f77
1 changed files with 2 additions and 3 deletions
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5
sys/dev/pci/ncrreg.h
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@ -1,4 +1,4 @@
/* $NetBSD: ncrreg.h,v 1.15 1999/12/05 18:25:19 thorpej Exp $ */
/* $NetBSD: ncrreg.h,v 1.16 1999/12/18 07:57:03 tsutsui Exp $ */
/**************************************************************************
**
@ -294,8 +294,7 @@ struct ncr_reg {
typedef U_INT32 ncrcmd;
#if BYTE_ORDER == BIG_ENDIAN
#define SCR_BO(x) (((x) >> 24) | (((x) >> 8) & 0xff00) | \
((x) << 24) | (((x) & 0xff00) << 8))
#define SCR_BO(x) bswap32(x)
#else
#define SCR_BO(x) (x)
#endif