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| author | Kevin Cernekee <cernekee@gmail.com> | 2009-04-23 17:36:53 -0700 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2009-06-17 11:06:24 +0100 |
| commit | 605b7ef7b79cee8e36ae5c48700e1a1eec74d38a (patch) | |
| tree | 81b17230afc77fad0cb07728448ea2427e97069d /arch/mips/mm | |
| parent | 3807ef3f61e094c9417d1a12f18d6b3c8e27d96f (diff) | |
| download | linux-605b7ef7b79cee8e36ae5c48700e1a1eec74d38a.tar.bz2 | |
MIPS: Support 64-byte D-cache line size
Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 171951d2305b..71fe4cb778cd 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -100,6 +100,12 @@ static inline void r4k_blast_dcache_page_dc32(unsigned long addr) blast_dcache32_page(addr); } +static inline void r4k_blast_dcache_page_dc64(unsigned long addr) +{ + R4600_HIT_CACHEOP_WAR_IMPL; + blast_dcache64_page(addr); +} + static void __cpuinit r4k_blast_dcache_page_setup(void) { unsigned long dc_lsize = cpu_dcache_line_size(); @@ -110,6 +116,8 @@ static void __cpuinit r4k_blast_dcache_page_setup(void) r4k_blast_dcache_page = blast_dcache16_page; else if (dc_lsize == 32) r4k_blast_dcache_page = r4k_blast_dcache_page_dc32; + else if (dc_lsize == 64) + r4k_blast_dcache_page = r4k_blast_dcache_page_dc64; } static void (* r4k_blast_dcache_page_indexed)(unsigned long addr); @@ -124,6 +132,8 @@ static void __cpuinit r4k_blast_dcache_page_indexed_setup(void) r4k_blast_dcache_page_indexed = blast_dcache16_page_indexed; else if (dc_lsize == 32) r4k_blast_dcache_page_indexed = blast_dcache32_page_indexed; + else if (dc_lsize == 64) + r4k_blast_dcache_page_indexed = blast_dcache64_page_indexed; } static void (* r4k_blast_dcache)(void); @@ -138,6 +148,8 @@ static void __cpuinit r4k_blast_dcache_setup(void) r4k_blast_dcache = blast_dcache16; else if (dc_lsize == 32) r4k_blast_dcache = blast_dcache32; + else if (dc_lsize == 64) + r4k_blast_dcache = blast_dcache64; } /* force code alignment (used for TX49XX_ICACHE_INDEX_INV_WAR) */ |