diff options
author | Jiri Kosina <jkosina@suse.cz> | 2013-12-19 15:08:03 +0100 |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2013-12-19 15:08:32 +0100 |
commit | e23c34bb41da65f354fb7eee04300c56ee48f60c (patch) | |
tree | 549fbe449d55273b81ef104a9755109bf4ae7817 /arch/mips/mm/c-octeon.c | |
parent | b481c2cb3534c85dca625973b33eba15f9af3e4c (diff) | |
parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) |
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply fixes on top of newer things
in tree (efi-stub).
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'arch/mips/mm/c-octeon.c')
-rw-r--r-- | arch/mips/mm/c-octeon.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c index a0bcdbb81d41..c8efdb5b6ee0 100644 --- a/arch/mips/mm/c-octeon.c +++ b/arch/mips/mm/c-octeon.c @@ -19,6 +19,7 @@ #include <asm/bootinfo.h> #include <asm/cacheops.h> #include <asm/cpu-features.h> +#include <asm/cpu-type.h> #include <asm/page.h> #include <asm/pgtable.h> #include <asm/r4kcache.h> @@ -186,9 +187,10 @@ static void probe_octeon(void) unsigned long dcache_size; unsigned int config1; struct cpuinfo_mips *c = ¤t_cpu_data; + int cputype = current_cpu_type(); config1 = read_c0_config1(); - switch (c->cputype) { + switch (cputype) { case CPU_CAVIUM_OCTEON: case CPU_CAVIUM_OCTEON_PLUS: c->icache.linesz = 2 << ((config1 >> 19) & 7); @@ -199,7 +201,7 @@ static void probe_octeon(void) c->icache.sets * c->icache.ways * c->icache.linesz; c->icache.waybit = ffs(icache_size / c->icache.ways) - 1; c->dcache.linesz = 128; - if (c->cputype == CPU_CAVIUM_OCTEON_PLUS) + if (cputype == CPU_CAVIUM_OCTEON_PLUS) c->dcache.sets = 2; /* CN5XXX has two Dcache sets */ else c->dcache.sets = 1; /* CN3XXX has one Dcache set */ @@ -224,6 +226,20 @@ static void probe_octeon(void) c->options |= MIPS_CPU_PREFETCH; break; + case CPU_CAVIUM_OCTEON3: + c->icache.linesz = 128; + c->icache.sets = 16; + c->icache.ways = 39; + c->icache.flags |= MIPS_CACHE_VTAG; + icache_size = c->icache.sets * c->icache.ways * c->icache.linesz; + + c->dcache.linesz = 128; + c->dcache.ways = 32; + c->dcache.sets = 8; + dcache_size = c->dcache.sets * c->dcache.ways * c->dcache.linesz; + c->options |= MIPS_CPU_PREFETCH; + break; + default: panic("Unsupported Cavium Networks CPU type"); break; |