From 62597c60816967100243338421782469b831563d Mon Sep 17 00:00:00 2001 From: David Daney Date: Mon, 29 Jul 2013 15:07:04 -0700 Subject: [PATCH] MIPS: OCTEON: Set L1 cache parameters for OCTEON3 CPUs. Signed-off-by: David Daney Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5638/ Signed-off-by: Ralf Baechle --- arch/mips/mm/c-octeon.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c index a0bcdbb81d41..729e7702b1de 100644 --- a/arch/mips/mm/c-octeon.c +++ b/arch/mips/mm/c-octeon.c @@ -224,6 +224,20 @@ 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; -- 2.34.1