47,45 → 47,3 |
retl |
! beware SF Erratum #51, do not put the MEMBAR here |
nop |
|
/** Flush only D-cache lines of one virtual color. |
* |
* @param o0 Virtual color to be flushed. |
*/ |
.global dcache_flush_color |
dcache_flush_color: |
mov (DCACHE_SIZE / DCACHE_LINE_SIZE) / 2, %g1 |
set DCACHE_SIZE / 2, %g2 |
sllx %g2, %o0, %g2 |
sub %g2, DCACHE_LINE_SIZE, %g2 |
0: stxa %g0, [%g2] ASI_DCACHE_TAG |
membar #Sync |
subcc %g1, 1, %g1 |
bnz,pt %xcc, 0b |
sub %g2, DCACHE_LINE_SIZE, %g2 |
retl |
nop |
|
/** Flush only D-cache lines of one virtual color and one tag. |
* |
* @param o0 Virtual color to lookup the tag. |
* @param o1 Tag of the cachelines to be flushed. |
*/ |
.global dcache_flush_tag |
dcache_flush_tag: |
mov (DCACHE_SIZE / DCACHE_LINE_SIZE) / 2, %g1 |
set DCACHE_SIZE / 2, %g2 |
sllx %g2, %o0, %g2 |
sub %g2, DCACHE_LINE_SIZE, %g2 |
0: ldxa [%g2] ASI_DCACHE_TAG, %g3 |
srlx %g3, DCACHE_TAG_SHIFT, %g3 |
cmp %g3, %o1 |
bnz 1f |
nop |
stxa %g0, [%g2] ASI_DCACHE_TAG |
membar #Sync |
1: subcc %g1, 1, %g1 |
bnz,pt %xcc, 0b |
sub %g2, DCACHE_LINE_SIZE, %g2 |
retl |
nop |