diff options
Diffstat (limited to 'arch/mips/mm/c-r4k.c')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 857b726f4d41..069803f58f3b 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -578,7 +578,7 @@ static inline void local_r4k_flush_icache_page(void *args) * secondary cache will result in any entries in the primary caches * also getting invalidated which hopefully is a bit more economical. */ - if (cpu_has_subset_pcaches) { + if (cpu_has_inclusive_pcaches) { unsigned long addr = (unsigned long) page_address(page); r4k_blast_scache_page(addr); @@ -634,7 +634,7 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size) /* Catch bad driver code */ BUG_ON(size == 0); - if (cpu_has_subset_pcaches) { + if (cpu_has_inclusive_pcaches) { if (size >= scache_size) r4k_blast_scache(); else @@ -662,7 +662,7 @@ static void r4k_dma_cache_inv(unsigned long addr, unsigned long size) /* Catch bad driver code */ BUG_ON(size == 0); - if (cpu_has_subset_pcaches) { + if (cpu_has_inclusive_pcaches) { if (size >= scache_size) r4k_blast_scache(); else @@ -862,15 +862,18 @@ static void __init probe_pcache(void) break; case CPU_VR4133: - write_c0_config(config & ~CONF_EB); + write_c0_config(config & ~VR41_CONF_P4K); case CPU_VR4131: /* Workaround for cache instruction bug of VR4131 */ if (c->processor_id == 0x0c80U || c->processor_id == 0x0c81U || c->processor_id == 0x0c82U) { - config &= ~0x00000030U; - config |= 0x00410000U; + config |= 0x00400000U; + if (c->processor_id == 0x0c80U) + config |= VR41_CONF_BP; write_c0_config(config); - } + } else + c->options |= MIPS_CPU_CACHE_CDEX_P; + icache_size = 1 << (10 + ((config & CONF_IC) >> 9)); c->icache.linesz = 16 << ((config & CONF_IB) >> 5); c->icache.ways = 2; @@ -880,8 +883,6 @@ static void __init probe_pcache(void) c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); c->dcache.ways = 2; c->dcache.waybit = __ffs(dcache_size/2); - - c->options |= MIPS_CPU_CACHE_CDEX_P; break; case CPU_VR41XX: @@ -1192,7 +1193,7 @@ static void __init setup_scache(void) printk("Unified secondary cache %ldkB %s, linesize %d bytes.\n", scache_size >> 10, way_string[c->scache.ways], c->scache.linesz); - c->options |= MIPS_CPU_SUBSET_CACHES; + c->options |= MIPS_CPU_INCLUSIVE_CACHES; } void au1x00_fixup_config_od(void) |