diff options
| author | Michael J. Chudobiak <mjc@avtechpulse.com> | 2016-04-25 10:00:44 -0400 |
|---|---|---|
| committer | Michael J. Chudobiak <mjc@avtechpulse.com> | 2016-04-25 10:00:44 -0400 |
| commit | a1df417e74aa6dae7352dc8cbb0ad471af5b7c69 (patch) | |
| tree | c34b2311e37ea31db153c90cb8f4570374d05e78 /linux/arch/cris/arch-v32/kernel/cacheflush.S | |
initial Olimex linux tree from Daniel, originally Feb 3, 2016
Diffstat (limited to 'linux/arch/cris/arch-v32/kernel/cacheflush.S')
| -rw-r--r-- | linux/arch/cris/arch-v32/kernel/cacheflush.S | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/linux/arch/cris/arch-v32/kernel/cacheflush.S b/linux/arch/cris/arch-v32/kernel/cacheflush.S new file mode 100644 index 00000000..6fc3d95d --- /dev/null +++ b/linux/arch/cris/arch-v32/kernel/cacheflush.S @@ -0,0 +1,99 @@ + .global cris_flush_cache_range + .type cris_flush_cache_range, @function +cris_flush_cache_range: + move.d 1024, $r12 + cmp.d $r11, $r12 + bhi cris_flush_1KB + nop + add.d $r10, $r11 + ftagd [$r10] +cris_flush_last: + addq 32, $r10 + cmp.d $r11, $r10 + blt cris_flush_last + ftagd [$r10] + ret + nop +cris_flush_1KB: + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ftagd [$r10] + addq 32, $r10 + ba cris_flush_cache_range + sub.d $r12, $r11 + .size cris_flush_cache_range, . - cris_flush_cache_range + + .global cris_flush_cache + .type cris_flush_cache, @function +cris_flush_cache: + moveq 0, $r10 +cris_flush_line: + move.d 16*1024, $r11 + addq 16, $r10 + cmp.d $r10, $r11 + blt cris_flush_line + fidxd [$r10] + ret + nop + .size cris_flush_cache, . - cris_flush_cache + |