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Use pre-computed `# of cache lines' where appropriate.

This commit is contained in:
pk 2003-06-23 13:34:28 +00:00
parent d884498b98
commit dc6eeb9b47
1 changed files with 8 additions and 8 deletions
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16
sys/arch/sparc/sparc/cache.c
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@ -1,4 +1,4 @@
/* $NetBSD: cache.c,v 1.78 2003/04/02 04:35:23 thorpej Exp $ */
/* $NetBSD: cache.c,v 1.79 2003/06/23 13:34:28 pk Exp $ */
/*
* Copyright (c) 1996
@ -380,7 +380,7 @@ sun4_vcache_flush_context(ctx)
sta(p, ASI_HWFLUSHCTX, 0);
} else {
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
for (; --i >= 0; p += ls)
sta(p, ASI_FLUSHCTX, 0);
}
@ -407,7 +407,7 @@ sun4_vcache_flush_region(vreg, ctx)
cachestats.cs_nrgflush++;
p = (char *)VRTOVA(vreg); /* reg..reg+sz rather than 0..sz */
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
for (; --i >= 0; p += ls)
sta(p, ASI_FLUSHREG, 0);
}
@ -438,7 +438,7 @@ sun4_vcache_flush_segment(vreg, vseg, ctx)
sta(p, ASI_HWFLUSHSEG, 0);
} else {
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
for (; --i >= 0; p += ls)
sta(p, ASI_FLUSHSEG, 0);
}
@ -593,7 +593,7 @@ srmmu_vcache_flush_context(ctx)
cachestats.cs_ncxflush++;
p = (char *)0; /* addresses 0..cacheinfo.c_totalsize will do fine */
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
octx = getcontext4m();
trapoff();
setcontext4m(ctx);
@ -621,7 +621,7 @@ srmmu_vcache_flush_region(vreg, ctx)
cachestats.cs_nrgflush++;
p = (char *)VRTOVA(vreg); /* reg..reg+sz rather than 0..sz */
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
octx = getcontext4m();
trapoff();
setcontext4m(ctx);
@ -651,7 +651,7 @@ srmmu_vcache_flush_segment(vreg, vseg, ctx)
cachestats.cs_nsgflush++;
p = (char *)VSTOVA(vreg, vseg); /* seg..seg+sz rather than 0..sz */
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
octx = getcontext4m();
trapoff();
setcontext4m(ctx);
@ -918,7 +918,7 @@ cypress_cache_flush_all()
/* Fill the cache with known read-only content */
p = (char *)kernel_text;
ls = CACHEINFO.c_linesize;
i = CACHEINFO.c_totalsize >> CACHEINFO.c_l2linesize;
i = CACHEINFO.c_nlines;
for (; --i >= 0; p += ls)
(*(volatile char *)p);
}