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sh64: Kill off dead i/d-cache disabled bits.

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These will be handled through the shared cache interface instead, and
they are presently undefined anyways.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2009-08-16 02:15:50 +09:00
parent 94ecd224c9
commit 8c41cdcaff
1 changed files with 0 additions and 12 deletions
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12
arch/sh/mm/cache-sh5.c
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@ -25,14 +25,6 @@ extern void __weak sh4__flush_region_init(void);
/* Wired TLB entry for the D-cache */
static unsigned long long dtlb_cache_slot;
#ifdef CONFIG_DCACHE_DISABLED
#define sh64_dcache_purge_all() do { } while (0)
#define sh64_dcache_purge_coloured_phy_page(paddr, eaddr) do { } while (0)
#define sh64_dcache_purge_user_range(mm, start, end) do { } while (0)
#define sh64_dcache_purge_phy_page(paddr) do { } while (0)
#define sh64_dcache_purge_virt_page(mm, eaddr) do { } while (0)
#endif
/*
* The following group of functions deal with mapping and unmapping a
* temporary page into a DTLB slot that has been set aside for exclusive
@ -52,7 +44,6 @@ static inline void sh64_teardown_dtlb_cache_slot(void)
local_irq_enable();
}
#ifndef CONFIG_ICACHE_DISABLED
static inline void sh64_icache_inv_all(void)
{
unsigned long long addr, flag, data;
@ -237,9 +228,7 @@ static void sh64_icache_inv_current_user_range(unsigned long start, unsigned lon
addr += L1_CACHE_BYTES;
}
}
#endif /* !CONFIG_ICACHE_DISABLED */
#ifndef CONFIG_DCACHE_DISABLED
/* Buffer used as the target of alloco instructions to purge data from cache
sets by natural eviction. -- RPC */
#define DUMMY_ALLOCO_AREA_SIZE ((L1_CACHE_BYTES << 10) + (1024 * 4))
@ -489,7 +478,6 @@ static void sh64_dcache_purge_user_range(struct mm_struct *mm,
sh64_dcache_purge_user_pages(mm, start, end);
}
}
#endif /* !CONFIG_DCACHE_DISABLED */
/*
* Invalidate the entire contents of both caches, after writing back to